src/compose.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #ifndef PANGO_ENABLE_ENGINE
  27 #  define PANGO_ENABLE_ENGINE
  28 #endif
  29
  30 #include <glib.h>
  31 #include <glib/gi18n.h>
  32 #include <gdk/gdkkeysyms.h>
  33 #include <gtk/gtkmain.h>
  34 #include <gtk/gtkmenu.h>
  35 #include <gtk/gtkmenuitem.h>
  36 #include <gtk/gtkitemfactory.h>
  37 #include <gtk/gtkcheckmenuitem.h>
  38 #include <gtk/gtkoptionmenu.h>
  39 #include <gtk/gtkwidget.h>
  40 #include <gtk/gtkvpaned.h>
  41 #include <gtk/gtkentry.h>
  42 #include <gtk/gtkeditable.h>
  43 #include <gtk/gtkwindow.h>
  44 #include <gtk/gtksignal.h>
  45 #include <gtk/gtkvbox.h>
  46 #include <gtk/gtkcontainer.h>
  47 #include <gtk/gtkhandlebox.h>
  48 #include <gtk/gtktoolbar.h>
  49 #include <gtk/gtktable.h>
  50 #include <gtk/gtkhbox.h>
  51 #include <gtk/gtklabel.h>
  52 #include <gtk/gtkscrolledwindow.h>
  53 #include <gtk/gtktreeview.h>
  54 #include <gtk/gtkliststore.h>
  55 #include <gtk/gtktreeselection.h>
  56 #include <gtk/gtktreemodel.h>
  57
  58 #include <gtk/gtkdnd.h>
  59 #include <gtk/gtkclipboard.h>
  60 #include <pango/pango-break.h>
  61 #include <stdio.h>
  62 #include <stdlib.h>
  63 #include <string.h>
  64 #include <ctype.h>
  65 #include <sys/types.h>
  66 #include <sys/stat.h>
  67 #include <unistd.h>
  68 #include <time.h>
  69 #include <stdlib.h>
  70 #if HAVE_SYS_WAIT_H
  71 #  include <sys/wait.h>
  72 #endif
  73 #include <signal.h>
  74 #include <errno.h>
  75 #ifndef G_OS_WIN32  /* fixme we should have a configure test. */
  76 #include <libgen.h>
  77 #endif
  78
  79 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
  80 #  include <wchar.h>
  81 #  include <wctype.h>
  82 #endif
  83
  84 #include "sylpheed.h"
  85 #include "main.h"
  86 #include "mainwindow.h"
  87 #include "compose.h"
  88 #include "addressbook.h"
  89 #include "folderview.h"
  90 #include "procmsg.h"
  91 #include "menu.h"
  92 #include "stock_pixmap.h"
  93 #include "send_message.h"
  94 #include "imap.h"
  95 #include "news.h"
  96 #include "customheader.h"
  97 #include "prefs_common.h"
  98 #include "prefs_account.h"
  99 #include "action.h"
 100 #include "account.h"
 101 #include "filesel.h"
 102 #include "procheader.h"
 103 #include "procmime.h"
 104 #include "statusbar.h"
 105 #include "about.h"
 106 #include "base64.h"
 107 #include "quoted-printable.h"
 108 #include "codeconv.h"
 109 #include "utils.h"
 110 #include "gtkutils.h"
 111 #include "socket.h"
 112 #include "alertpanel.h"
 113 #include "manage_window.h"
 114 #include "gtkshruler.h"
 115 #include "folder.h"
 116 #include "addr_compl.h"
 117 #include "quote_fmt.h"
 118 #include "undo.h"
 119 #include "foldersel.h"
 120 #include "toolbar.h"
 121 #include "inc.h"
 122 #include "message_search.h"
 123
 124 enum
 125 {
 126         COL_MIMETYPE = 0,
 127         COL_SIZE     = 1,
 128         COL_NAME     = 2,
 129         COL_DATA     = 3,
 130         COL_AUTODATA = 4,
 131         N_COL_COLUMNS
 132 };
 133
 134 #define N_ATTACH_COLS   (N_COL_COLUMNS)
 135
 136 typedef enum
 137 {
 138         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BEGINNING_OF_LINE,
 139         COMPOSE_CALL_ADVANCED_ACTION_MOVE_FORWARD_CHARACTER,
 140         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BACKWARD_CHARACTER,
 141         COMPOSE_CALL_ADVANCED_ACTION_MOVE_FORWARD_WORD,
 142         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BACKWARD_WORD,
 143         COMPOSE_CALL_ADVANCED_ACTION_MOVE_END_OF_LINE,
 144         COMPOSE_CALL_ADVANCED_ACTION_MOVE_NEXT_LINE,
 145         COMPOSE_CALL_ADVANCED_ACTION_MOVE_PREVIOUS_LINE,
 146         COMPOSE_CALL_ADVANCED_ACTION_DELETE_FORWARD_CHARACTER,
 147         COMPOSE_CALL_ADVANCED_ACTION_DELETE_BACKWARD_CHARACTER,
 148         COMPOSE_CALL_ADVANCED_ACTION_DELETE_FORWARD_WORD,
 149         COMPOSE_CALL_ADVANCED_ACTION_DELETE_BACKWARD_WORD,
 150         COMPOSE_CALL_ADVANCED_ACTION_DELETE_LINE,
 151         COMPOSE_CALL_ADVANCED_ACTION_DELETE_LINE_N,
 152         COMPOSE_CALL_ADVANCED_ACTION_DELETE_TO_LINE_END
 153 } ComposeCallAdvancedAction;
 154
 155 typedef enum
 156 {
 157         PRIORITY_HIGHEST = 1,
 158         PRIORITY_HIGH,
 159         PRIORITY_NORMAL,
 160         PRIORITY_LOW,
 161         PRIORITY_LOWEST
 162 } PriorityLevel;
 163
 164 typedef enum
 165 {
 166         COMPOSE_INSERT_SUCCESS,
 167         COMPOSE_INSERT_READ_ERROR,
 168         COMPOSE_INSERT_INVALID_CHARACTER,
 169         COMPOSE_INSERT_NO_FILE
 170 } ComposeInsertResult;
 171
 172 typedef enum
 173 {
 174         COMPOSE_QUIT_EDITING,
 175         COMPOSE_KEEP_EDITING,
 176         COMPOSE_AUTO_SAVE
 177 } ComposeDraftAction;
 178
 179 typedef enum
 180 {
 181         COMPOSE_WRITE_FOR_SEND,
 182         COMPOSE_WRITE_FOR_STORE
 183 } ComposeWriteType;
 184
 185 #define B64_LINE_SIZE           57
 186 #define B64_BUFFSIZE            77
 187
 188 #define MAX_REFERENCES_LEN      999
 189
 190 static GList *compose_list = NULL;
 191
 192 Compose *compose_generic_new                    (PrefsAccount   *account,
 193                                                  const gchar    *to,
 194                                                  FolderItem     *item,
 195                                                  GPtrArray      *attach_files,
 196                                                  GList          *listAddress );
 197
 198 static Compose *compose_create                  (PrefsAccount   *account,
 199                                                  ComposeMode     mode,
 200                                                  gboolean batch);
 201
 202 static GtkWidget *compose_account_option_menu_create
 203                                                 (Compose        *compose);
 204 static void compose_set_out_encoding            (Compose        *compose);
 205 static void compose_set_template_menu           (Compose        *compose);
 206 static void compose_template_apply              (Compose        *compose,
 207                                                  Template       *tmpl,
 208                                                  gboolean        replace);
 209 static void compose_destroy                     (Compose        *compose);
 210
 211 static void compose_entries_set                 (Compose        *compose,
 212                                                  const gchar    *mailto);
 213 static gint compose_parse_header                (Compose        *compose,
 214                                                  MsgInfo        *msginfo);
 215 static gchar *compose_parse_references          (const gchar    *ref,
 216                                                  const gchar    *msgid);
 217
 218 static gchar *compose_quote_fmt                 (Compose        *compose,
 219                                                  MsgInfo        *msginfo,
 220                                                  const gchar    *fmt,
 221                                                  const gchar    *qmark,
 222                                                  const gchar    *body,
 223                                                  gboolean        rewrap);
 224
 225 static void compose_reply_set_entry             (Compose        *compose,
 226                                                  MsgInfo        *msginfo,
 227                                                  gboolean        to_all,
 228                                                  gboolean        to_ml,
 229                                                  gboolean        to_sender,
 230                                                  gboolean
 231                                                  followup_and_reply_to);
 232 static void compose_reedit_set_entry            (Compose        *compose,
 233                                                  MsgInfo        *msginfo);
 234
 235 static void compose_insert_sig                  (Compose        *compose,
 236                                                  gboolean        replace);
 237 static gchar *compose_get_signature_str         (Compose        *compose);
 238 static ComposeInsertResult compose_insert_file  (Compose        *compose,
 239                                                  const gchar    *file);
 240
 241 static void compose_attach_append               (Compose        *compose,
 242                                                  const gchar    *file,
 243                                                  const gchar    *type,
 244                                                  const gchar    *content_type);
 245 static void compose_attach_parts                (Compose        *compose,
 246                                                  MsgInfo        *msginfo);
 247
 248 static void compose_beautify_paragraph          (Compose        *compose,
 249                                                  GtkTextIter    *par_iter,
 250                                                  gboolean        force);
 251 static void compose_wrap_all                    (Compose        *compose);
 252 static void compose_wrap_all_full               (Compose        *compose,
 253                                                  gboolean        autowrap);
 254
 255 static void compose_set_title                   (Compose        *compose);
 256 static void compose_select_account              (Compose        *compose,
 257                                                  PrefsAccount   *account,
 258                                                  gboolean        init);
 259
 260 static PrefsAccount *compose_current_mail_account(void);
 261 /* static gint compose_send                     (Compose        *compose); */
 262 static gboolean compose_check_for_valid_recipient
 263                                                 (Compose        *compose);
 264 static gboolean compose_check_entries           (Compose        *compose,
 265                                                  gboolean       check_subject);
 266 static gint compose_write_to_file               (Compose        *compose,
 267                                                  FILE           *fp,
 268                                                  gint            action);
 269 static gint compose_write_body_to_file          (Compose        *compose,
 270                                                  const gchar    *file);
 271 static gint compose_remove_reedit_target        (Compose        *compose,
 272                                                  gboolean        force);
 273 void compose_remove_draft                       (Compose        *compose);
 274 static gint compose_queue                       (Compose        *compose,
 275                                                  gint           *msgnum,
 276                                                  FolderItem     **item,
 277                                                  gchar          **msgpath);
 278 static gint compose_queue_sub                   (Compose        *compose,
 279                                                  gint           *msgnum,
 280                                                  FolderItem     **item,
 281                                                  gchar          **msgpath,
 282                                                  gboolean       check_subject);
 283 static void compose_add_attachments             (Compose        *compose,
 284                                                  MimeInfo       *parent);
 285 static gchar *compose_get_header                (Compose        *compose);
 286
 287 static void compose_convert_header              (Compose        *compose,
 288                                                  gchar          *dest,
 289                                                  gint            len,
 290                                                  gchar          *src,
 291                                                  gint            header_len,
 292                                                  gboolean        addr_field);
 293
 294 static void compose_attach_info_free            (AttachInfo     *ainfo);
 295 static void compose_attach_remove_selected      (Compose        *compose);
 296
 297 static void compose_attach_property             (Compose        *compose);
 298 static void compose_attach_property_create      (gboolean       *cancelled);
 299 static void attach_property_ok                  (GtkWidget      *widget,
 300                                                  gboolean       *cancelled);
 301 static void attach_property_cancel              (GtkWidget      *widget,
 302                                                  gboolean       *cancelled);
 303 static gint attach_property_delete_event        (GtkWidget      *widget,
 304                                                  GdkEventAny    *event,
 305                                                  gboolean       *cancelled);
 306 static gboolean attach_property_key_pressed     (GtkWidget      *widget,
 307                                                  GdkEventKey    *event,
 308                                                  gboolean       *cancelled);
 309
 310 static void compose_exec_ext_editor             (Compose        *compose);
 311 #ifdef G_OS_UNIX
 312 static gint compose_exec_ext_editor_real        (const gchar    *file);
 313 static gboolean compose_ext_editor_kill         (Compose        *compose);
 314 static gboolean compose_input_cb                (GIOChannel     *source,
 315                                                  GIOCondition    condition,
 316                                                  gpointer        data);
 317 static void compose_set_ext_editor_sensitive    (Compose        *compose,
 318                                                  gboolean        sensitive);
 319 #endif /* G_OS_UNIX */
 320
 321 static void compose_undo_state_changed          (UndoMain       *undostruct,
 322                                                  gint            undo_state,
 323                                                  gint            redo_state,
 324                                                  gpointer        data);
 325
 326 static void compose_create_header_entry (Compose *compose);
 327 static void compose_add_header_entry    (Compose *compose, gchar *header, gchar *text);
 328 static void compose_update_priority_menu_item(Compose * compose);
 329
 330 static void compose_add_field_list      ( Compose *compose,
 331                                           GList *listAddress );
 332
 333 /* callback functions */
 334
 335 static gboolean compose_edit_size_alloc (GtkEditable    *widget,
 336                                          GtkAllocation  *allocation,
 337                                          GtkSHRuler     *shruler);
 338 static void account_activated           (GtkMenuItem    *menuitem,
 339                                          gpointer        data);
 340 static void attach_selected             (GtkTreeView    *tree_view,
 341                                          GtkTreePath    *tree_path,
 342                                          GtkTreeViewColumn *column,
 343                                          Compose *compose);
 344 static gboolean attach_button_pressed   (GtkWidget      *widget,
 345                                          GdkEventButton *event,
 346                                          gpointer        data);
 347 static gboolean attach_key_pressed      (GtkWidget      *widget,
 348                                          GdkEventKey    *event,
 349                                          gpointer        data);
 350
 351 static void compose_send_cb             (gpointer        data,
 352                                          guint           action,
 353                                          GtkWidget      *widget);
 354 static void compose_send_later_cb       (gpointer        data,
 355                                          guint           action,
 356                                          GtkWidget      *widget);
 357
 358 static void compose_draft_cb            (gpointer        data,
 359                                          guint           action,
 360                                          GtkWidget      *widget);
 361
 362 static void compose_attach_cb           (gpointer        data,
 363                                          guint           action,
 364                                          GtkWidget      *widget);
 365 static void compose_insert_file_cb      (gpointer        data,
 366                                          guint           action,
 367                                          GtkWidget      *widget);
 368 static void compose_insert_sig_cb       (gpointer        data,
 369                                          guint           action,
 370                                          GtkWidget      *widget);
 371
 372 static void compose_close_cb            (gpointer        data,
 373                                          guint           action,
 374                                          GtkWidget      *widget);
 375
 376 static void compose_set_encoding_cb     (gpointer        data,
 377                                          guint           action,
 378                                          GtkWidget      *widget);
 379
 380 static void compose_address_cb          (gpointer        data,
 381                                          guint           action,
 382                                          GtkWidget      *widget);
 383 static void compose_template_activate_cb(GtkWidget      *widget,
 384                                          gpointer        data);
 385
 386 static void compose_ext_editor_cb       (gpointer        data,
 387                                          guint           action,
 388                                          GtkWidget      *widget);
 389
 390 static gint compose_delete_cb           (GtkWidget      *widget,
 391                                          GdkEventAny    *event,
 392                                          gpointer        data);
 393
 394 static void compose_undo_cb             (Compose        *compose);
 395 static void compose_redo_cb             (Compose        *compose);
 396 static void compose_cut_cb              (Compose        *compose);
 397 static void compose_copy_cb             (Compose        *compose);
 398 static void compose_paste_cb            (Compose        *compose);
 399 static void compose_paste_as_quote_cb   (Compose        *compose);
 400 static void compose_paste_no_wrap_cb    (Compose        *compose);
 401 static void compose_paste_wrap_cb       (Compose        *compose);
 402 static void compose_allsel_cb           (Compose        *compose);
 403
 404 static void compose_advanced_action_cb  (Compose                   *compose,
 405                                          ComposeCallAdvancedAction  action);
 406
 407 static void compose_grab_focus_cb       (GtkWidget      *widget,
 408                                          Compose        *compose);
 409
 410 static void compose_changed_cb          (GtkTextBuffer  *textbuf,
 411                                          Compose        *compose);
 412
 413 static void compose_wrap_cb             (gpointer        data,
 414                                          guint           action,
 415                                          GtkWidget      *widget);
 416 static void compose_find_cb             (gpointer        data,
 417                                          guint           action,
 418                                          GtkWidget      *widget);
 419 static void compose_toggle_autowrap_cb  (gpointer        data,
 420                                          guint           action,
 421                                          GtkWidget      *widget);
 422
 423 static void compose_toggle_ruler_cb     (gpointer        data,
 424                                          guint           action,
 425                                          GtkWidget      *widget);
 426 static void compose_toggle_sign_cb      (gpointer        data,
 427                                          guint           action,
 428                                          GtkWidget      *widget);
 429 static void compose_toggle_encrypt_cb   (gpointer        data,
 430                                          guint           action,
 431                                          GtkWidget      *widget);
 432 static void compose_set_privacy_system_cb(GtkWidget      *widget,
 433                                           gpointer        data);
 434 static void compose_update_privacy_system_menu_item(Compose * compose, gboolean warn);
 435 static void activate_privacy_system     (Compose *compose,
 436                                          PrefsAccount *account,
 437                                          gboolean warn);
 438 static void compose_use_signing(Compose *compose, gboolean use_signing);
 439 static void compose_use_encryption(Compose *compose, gboolean use_encryption);
 440 static void compose_toggle_return_receipt_cb(gpointer data, guint action,
 441                                              GtkWidget *widget);
 442 static void compose_toggle_remove_refs_cb(gpointer data, guint action,
 443                                              GtkWidget *widget);
 444 static void compose_set_priority_cb     (gpointer        data,
 445                                          guint           action,
 446                                          GtkWidget      *widget);
 447
 448 static void compose_attach_drag_received_cb (GtkWidget          *widget,
 449                                              GdkDragContext     *drag_context,
 450                                              gint                x,
 451                                              gint                y,
 452                                              GtkSelectionData   *data,
 453                                              guint               info,
 454                                              guint               time,
 455                                              gpointer            user_data);
 456 static void compose_insert_drag_received_cb (GtkWidget          *widget,
 457                                              GdkDragContext     *drag_context,
 458                                              gint                x,
 459                                              gint                y,
 460                                              GtkSelectionData   *data,
 461                                              guint               info,
 462                                              guint               time,
 463                                              gpointer            user_data);
 464 static void compose_header_drag_received_cb (GtkWidget          *widget,
 465                                              GdkDragContext     *drag_context,
 466                                              gint                x,
 467                                              gint                y,
 468                                              GtkSelectionData   *data,
 469                                              guint               info,
 470                                              guint               time,
 471                                              gpointer            user_data);
 472
 473 static gboolean compose_drag_drop           (GtkWidget *widget,
 474                                              GdkDragContext *drag_context,
 475                                              gint x, gint y,
 476                                              guint time, gpointer user_data);
 477
 478 static void text_inserted               (GtkTextBuffer  *buffer,
 479                                          GtkTextIter    *iter,
 480                                          const gchar    *text,
 481                                          gint            len,
 482                                          Compose        *compose);
 483 static Compose *compose_generic_reply(MsgInfo *msginfo, gboolean quote,
 484                                   gboolean to_all, gboolean to_ml,
 485                                   gboolean to_sender,
 486                                   gboolean followup_and_reply_to,
 487                                   const gchar *body);
 488
 489 gboolean compose_headerentry_changed_cb    (GtkWidget          *entry,
 490                                             ComposeHeaderEntry *headerentry);
 491 gboolean compose_headerentry_key_press_event_cb(GtkWidget              *entry,
 492                                             GdkEventKey        *event,
 493                                             ComposeHeaderEntry *headerentry);
 494
 495 static void compose_show_first_last_header (Compose *compose, gboolean show_first);
 496
 497 static void compose_allow_user_actions (Compose *compose, gboolean allow);
 498
 499 #if USE_ASPELL
 500 static void compose_check_all              (Compose *compose);
 501 static void compose_highlight_all          (Compose *compose);
 502 static void compose_check_backwards        (Compose *compose);
 503 static void compose_check_forwards_go      (Compose *compose);
 504 #endif
 505
 506 static gint compose_defer_auto_save_draft       (Compose        *compose);
 507 static PrefsAccount *compose_guess_forward_account_from_msginfo (MsgInfo *msginfo);
 508
 509 static gboolean compose_close   (Compose *compose);
 510
 511 static GtkItemFactoryEntry compose_popup_entries[] =
 512 {
 513         {N_("/_Add..."),        NULL, compose_attach_cb, 0, NULL},
 514         {N_("/_Remove"),        NULL, compose_attach_remove_selected, 0, NULL},
 515         {N_("/---"),            NULL, NULL, 0, "<Separator>"},
 516         {N_("/_Properties..."), NULL, compose_attach_property, 0, NULL}
 517 };
 518
 519 static GtkItemFactoryEntry compose_entries[] =
 520 {
 521         {N_("/_Message"),                               NULL, NULL, 0, "<Branch>"},
 522         {N_("/_Message/_Send"),         "<control>Return",
 523                                         compose_send_cb, 0, NULL},
 524         {N_("/_Message/Send _later"),   "<shift><control>S",
 525                                         compose_send_later_cb,  0, NULL},
 526         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 527         {N_("/_Message/_Attach file"),          "<control>M", compose_attach_cb,      0, NULL},
 528         {N_("/_Message/_Insert file"),          "<control>I", compose_insert_file_cb, 0, NULL},
 529         {N_("/_Message/Insert si_gnature"),     "<control>G", compose_insert_sig_cb,  0, NULL},
 530         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 531         {N_("/_Message/_Save"),
 532                                                 "<control>S", compose_draft_cb, COMPOSE_KEEP_EDITING, NULL},
 533         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 534         {N_("/_Message/_Close"),                        "<control>W", compose_close_cb, 0, NULL},
 535
 536         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
 537         {N_("/_Edit/_Undo"),            "<control>Z", compose_undo_cb, 0, NULL},
 538         {N_("/_Edit/_Redo"),            "<control>Y", compose_redo_cb, 0, NULL},
 539         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 540         {N_("/_Edit/Cu_t"),             "<control>X", compose_cut_cb,    0, NULL},
 541         {N_("/_Edit/_Copy"),            "<control>C", compose_copy_cb,   0, NULL},
 542         {N_("/_Edit/_Paste"),           "<control>V", compose_paste_cb,  0, NULL},
 543         {N_("/_Edit/Special paste"),    NULL, NULL, 0, "<Branch>"},
 544         {N_("/_Edit/Special paste/as _quotation"),
 545                                         NULL, compose_paste_as_quote_cb, 0, NULL},
 546         {N_("/_Edit/Special paste/_wrapped"),
 547                                         NULL, compose_paste_wrap_cb, 0, NULL},
 548         {N_("/_Edit/Special paste/_unwrapped"),
 549                                         NULL, compose_paste_no_wrap_cb, 0, NULL},
 550         {N_("/_Edit/Select _all"),      "<control>A", compose_allsel_cb, 0, NULL},
 551         {N_("/_Edit/A_dvanced"),        NULL, NULL, 0, "<Branch>"},
 552         {N_("/_Edit/A_dvanced/Move a character backward"),
 553                                         "<shift><control>B",
 554                                         compose_advanced_action_cb,
 555                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BACKWARD_CHARACTER,
 556                                         NULL},
 557         {N_("/_Edit/A_dvanced/Move a character forward"),
 558                                         "<shift><control>F",
 559                                         compose_advanced_action_cb,
 560                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_FORWARD_CHARACTER,
 561                                         NULL},
 562         {N_("/_Edit/A_dvanced/Move a word backward"),
 563                                         NULL, /* "<alt>B" */
 564                                         compose_advanced_action_cb,
 565                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BACKWARD_WORD,
 566                                         NULL},
 567         {N_("/_Edit/A_dvanced/Move a word forward"),
 568                                         NULL, /* "<alt>F" */
 569                                         compose_advanced_action_cb,
 570                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_FORWARD_WORD,
 571                                         NULL},
 572         {N_("/_Edit/A_dvanced/Move to beginning of line"),
 573                                         NULL, /* "<control>A" */
 574                                         compose_advanced_action_cb,
 575                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BEGINNING_OF_LINE,
 576                                         NULL},
 577         {N_("/_Edit/A_dvanced/Move to end of line"),
 578                                         "<control>E",
 579                                         compose_advanced_action_cb,
 580                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_END_OF_LINE,
 581                                         NULL},
 582         {N_("/_Edit/A_dvanced/Move to previous line"),
 583                                         "<control>P",
 584                                         compose_advanced_action_cb,
 585                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_PREVIOUS_LINE,
 586                                         NULL},
 587         {N_("/_Edit/A_dvanced/Move to next line"),
 588                                         "<control>N",
 589                                         compose_advanced_action_cb,
 590                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_NEXT_LINE,
 591                                         NULL},
 592         {N_("/_Edit/A_dvanced/Delete a character backward"),
 593                                         "<control>H",
 594                                         compose_advanced_action_cb,
 595                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_BACKWARD_CHARACTER,
 596                                         NULL},
 597         {N_("/_Edit/A_dvanced/Delete a character forward"),
 598                                         "<control>D",
 599                                         compose_advanced_action_cb,
 600                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_FORWARD_CHARACTER,
 601                                         NULL},
 602         {N_("/_Edit/A_dvanced/Delete a word backward"),
 603                                         NULL, /* "<control>W" */
 604                                         compose_advanced_action_cb,
 605                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_BACKWARD_WORD,
 606                                         NULL},
 607         {N_("/_Edit/A_dvanced/Delete a word forward"),
 608                                         NULL, /* "<alt>D", */
 609                                         compose_advanced_action_cb,
 610                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_FORWARD_WORD,
 611                                         NULL},
 612         {N_("/_Edit/A_dvanced/Delete line"),
 613                                         "<control>U",
 614                                         compose_advanced_action_cb,
 615                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_LINE,
 616                                         NULL},
 617         {N_("/_Edit/A_dvanced/Delete entire line"),
 618                                         NULL,
 619                                         compose_advanced_action_cb,
 620                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_LINE_N,
 621                                         NULL},
 622         {N_("/_Edit/A_dvanced/Delete to end of line"),
 623                                         "<control>K",
 624                                         compose_advanced_action_cb,
 625                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_TO_LINE_END,
 626                                         NULL},
 627         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 628         {N_("/_Edit/_Find"),
 629                                         "<control>F", compose_find_cb, 0, NULL},
 630         {N_("/_Edit/---"),                      NULL, NULL, 0, "<Separator>"},
 631         {N_("/_Edit/_Wrap current paragraph"),
 632                                         "<control>L", compose_wrap_cb, 0, NULL},
 633         {N_("/_Edit/Wrap all long _lines"),
 634                                         "<control><alt>L", compose_wrap_cb, 1, NULL},
 635         {N_("/_Edit/Aut_o wrapping"),   "<shift><control>L", compose_toggle_autowrap_cb, 0, "<ToggleItem>"},
 636         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 637         {N_("/_Edit/Edit with e_xternal editor"),
 638                                         "<shift><control>X", compose_ext_editor_cb, 0, NULL},
 639 #if USE_ASPELL
 640         {N_("/_Spelling"),              NULL, NULL, 0, "<Branch>"},
 641         {N_("/_Spelling/_Check all or check selection"),
 642                                         NULL, compose_check_all, 0, NULL},
 643         {N_("/_Spelling/_Highlight all misspelled words"),
 644                                         NULL, compose_highlight_all, 0, NULL},
 645         {N_("/_Spelling/Check _backwards misspelled word"),
 646                                         NULL, compose_check_backwards , 0, NULL},
 647         {N_("/_Spelling/_Forward to next misspelled word"),
 648                                         NULL, compose_check_forwards_go, 0, NULL},
 649 #endif
 650         {N_("/_Options"),               NULL, NULL, 0, "<Branch>"},
 651         {N_("/_Options/Privacy System"),                NULL, NULL,   0, "<Branch>"},
 652         {N_("/_Options/Privacy System/None"),   NULL, NULL,   0, "<RadioItem>"},
 653         {N_("/_Options/Si_gn"),         NULL, compose_toggle_sign_cb   , 0, "<ToggleItem>"},
 654         {N_("/_Options/_Encrypt"),      NULL, compose_toggle_encrypt_cb, 0, "<ToggleItem>"},
 655         {N_("/_Options/---"),           NULL,           NULL,   0, "<Separator>"},
 656         {N_("/_Options/_Priority"),     NULL,           NULL,   0, "<Branch>"},
 657         {N_("/_Options/Priority/_Highest"), NULL, compose_set_priority_cb, PRIORITY_HIGHEST, "<RadioItem>"},
 658         {N_("/_Options/Priority/Hi_gh"),    NULL, compose_set_priority_cb, PRIORITY_HIGH, "/Options/Priority/Highest"},
 659         {N_("/_Options/Priority/_Normal"),  NULL, compose_set_priority_cb, PRIORITY_NORMAL, "/Options/Priority/Highest"},
 660         {N_("/_Options/Priority/Lo_w"),    NULL, compose_set_priority_cb, PRIORITY_LOW, "/Options/Priority/Highest"},
 661         {N_("/_Options/Priority/_Lowest"),  NULL, compose_set_priority_cb, PRIORITY_LOWEST, "/Options/Priority/Highest"},
 662         {N_("/_Options/---"),           NULL,           NULL,   0, "<Separator>"},
 663         {N_("/_Options/_Request Return Receipt"),       NULL, compose_toggle_return_receipt_cb, 0, "<ToggleItem>"},
 664         {N_("/_Options/---"),           NULL,           NULL,   0, "<Separator>"},
 665         {N_("/_Options/Remo_ve references"),    NULL, compose_toggle_remove_refs_cb, 0, "<ToggleItem>"},
 666         {N_("/_Options/---"),           NULL,           NULL,   0, "<Separator>"},
 667
 668 #define ENC_ACTION(action) \
 669         NULL, compose_set_encoding_cb, action, \
 670         "/Options/Character encoding/Automatic"
 671
 672         {N_("/_Options/Character _encoding"), NULL, NULL, 0, "<Branch>"},
 673         {N_("/_Options/Character _encoding/_Automatic"),
 674                         NULL, compose_set_encoding_cb, C_AUTO, "<RadioItem>"},
 675         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 676
 677         {N_("/_Options/Character _encoding/7bit ascii (US-ASC_II)"),
 678          ENC_ACTION(C_US_ASCII)},
 679         {N_("/_Options/Character _encoding/Unicode (_UTF-8)"),
 680          ENC_ACTION(C_UTF_8)},
 681         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 682
 683         {N_("/_Options/Character _encoding/Western European (ISO-8859-_1)"),
 684          ENC_ACTION(C_ISO_8859_1)},
 685         {N_("/_Options/Character _encoding/Western European (ISO-8859-15)"),
 686          ENC_ACTION(C_ISO_8859_15)},
 687         {N_("/_Options/Character _encoding/Western European (Windows-1252)"),
 688          ENC_ACTION(C_WINDOWS_1252)},
 689         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 690
 691         {N_("/_Options/Character _encoding/Central European (ISO-8859-_2)"),
 692          ENC_ACTION(C_ISO_8859_2)},
 693         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 694
 695         {N_("/_Options/Character _encoding/_Baltic (ISO-8859-13)"),
 696          ENC_ACTION(C_ISO_8859_13)},
 697         {N_("/_Options/Character _encoding/Baltic (ISO-8859-_4)"),
 698          ENC_ACTION(C_ISO_8859_4)},
 699         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 700
 701         {N_("/_Options/Character _encoding/Greek (ISO-8859-_7)"),
 702          ENC_ACTION(C_ISO_8859_7)},
 703         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 704
 705         {N_("/_Options/Character _encoding/Hebrew (ISO-8859-_8)"),
 706          ENC_ACTION(C_ISO_8859_8)},
 707         {N_("/_Options/Character _encoding/Hebrew (Windows-1255)"),
 708          ENC_ACTION(C_WINDOWS_1255)},
 709         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 710
 711         {N_("/_Options/Character _encoding/Arabic (ISO-8859-_6)"),
 712          ENC_ACTION(C_ISO_8859_6)},
 713         {N_("/_Options/Character _encoding/Arabic (Windows-1256)"),
 714          ENC_ACTION(C_CP1256)},
 715         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 716
 717         {N_("/_Options/Character _encoding/Turkish (ISO-8859-_9)"),
 718          ENC_ACTION(C_ISO_8859_9)},
 719         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 720
 721         {N_("/_Options/Character _encoding/Cyrillic (ISO-8859-_5)"),
 722          ENC_ACTION(C_ISO_8859_5)},
 723         {N_("/_Options/Character _encoding/Cyrillic (KOI8-_R)"),
 724          ENC_ACTION(C_KOI8_R)},
 725         {N_("/_Options/Character _encoding/Cyrillic (KOI8-U)"),
 726          ENC_ACTION(C_KOI8_U)},
 727         {N_("/_Options/Character _encoding/Cyrillic (Windows-1251)"),
 728          ENC_ACTION(C_WINDOWS_1251)},
 729         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 730
 731         {N_("/_Options/Character _encoding/Japanese (ISO-2022-_JP)"),
 732          ENC_ACTION(C_ISO_2022_JP)},
 733         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 734
 735         {N_("/_Options/Character _encoding/Simplified Chinese (_GB2312)"),
 736          ENC_ACTION(C_GB2312)},
 737         {N_("/_Options/Character _encoding/Simplified Chinese (GBK)"),
 738          ENC_ACTION(C_GBK)},
 739         {N_("/_Options/Character _encoding/Traditional Chinese (_Big5)"),
 740          ENC_ACTION(C_BIG5)},
 741         {N_("/_Options/Character _encoding/Traditional Chinese (EUC-_TW)"),
 742          ENC_ACTION(C_EUC_TW)},
 743         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 744
 745         {N_("/_Options/Character _encoding/Korean (EUC-_KR)"),
 746          ENC_ACTION(C_EUC_KR)},
 747         {N_("/_Options/Character _encoding/---"), NULL, NULL, 0, "<Separator>"},
 748
 749         {N_("/_Options/Character _encoding/Thai (TIS-620)"),
 750          ENC_ACTION(C_TIS_620)},
 751         {N_("/_Options/Character _encoding/Thai (Windows-874)"),
 752          ENC_ACTION(C_WINDOWS_874)},
 753
 754         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
 755         {N_("/_Tools/Show _ruler"),     NULL, compose_toggle_ruler_cb, 0, "<ToggleItem>"},
 756         {N_("/_Tools/_Address book"),   "<shift><control>A", compose_address_cb , 0, NULL},
 757         {N_("/_Tools/_Template"),       NULL, NULL, 0, "<Branch>"},
 758         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
 759         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
 760         {N_("/_Help/_About"),           NULL, about_show, 0, NULL}
 761 };
 762
 763 static GtkTargetEntry compose_mime_types[] =
 764 {
 765         {"text/uri-list", 0, 0},
 766         {"text/plain", 0, 0},
 767         {"STRING", 0, 0}
 768 };
 769
 770 static gboolean compose_put_existing_to_front(MsgInfo *info)
 771 {
 772         GList *compose_list = compose_get_compose_list();
 773         GList *elem = NULL;
 774
 775         if (compose_list) {
 776                 for (elem = compose_list; elem != NULL && elem->data != NULL;
 777                      elem = elem->next) {
 778                         Compose *c = (Compose*)elem->data;
 779
 780                         if (!c->targetinfo || !c->targetinfo->msgid ||
 781                             !info->msgid)
 782                                 continue;
 783
 784                         if (!strcmp(c->targetinfo->msgid, info->msgid)) {
 785                                 gtkut_window_popup(c->window);
 786                                 return TRUE;
 787                         }
 788                 }
 789         }
 790         return FALSE;
 791 }
 792
 793 static GdkColor quote_color =
 794         {(gulong)0, (gushort)0, (gushort)0, (gushort)0};
 795
 796 static GdkColor quote_bgcolor =
 797         {(gulong)0, (gushort)0, (gushort)0, (gushort)0};
 798
 799 static GdkColor signature_color = {
 800         (gulong)0,
 801         (gushort)0x7fff,
 802         (gushort)0x7fff,
 803         (gushort)0x7fff
 804 };
 805
 806 static GdkColor uri_color = {
 807         (gulong)0,
 808         (gushort)0,
 809         (gushort)0,
 810         (gushort)0
 811 };
 812
 813 static void compose_create_tags(GtkTextView *text, Compose *compose)
 814 {
 815         GtkTextBuffer *buffer;
 816         GdkColor black = {(gulong)0, (gushort)0, (gushort)0, (gushort)0};
 817
 818         buffer = gtk_text_view_get_buffer(text);
 819
 820         if (prefs_common.enable_color) {
 821                 /* grab the quote colors, converting from an int to a GdkColor */
 822                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col,
 823                                                &quote_color);
 824                 gtkut_convert_int_to_gdk_color(prefs_common.signature_col,
 825                                                &signature_color);
 826                 gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 827                                                &uri_color);
 828         } else {
 829                 signature_color = quote_color = uri_color = black;
 830         }
 831
 832         if (prefs_common.enable_color && prefs_common.enable_bgcolor) {
 833                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_bgcol,
 834                                                    &quote_bgcolor);
 835                 gtk_text_buffer_create_tag(buffer, "quote",
 836                                            "foreground-gdk", &quote_color,
 837                                            "paragraph-background-gdk", &quote_bgcolor,
 838                                            NULL);
 839         } else {
 840                 gtk_text_buffer_create_tag(buffer, "quote",
 841                                            "foreground-gdk", &quote_color,
 842                                            NULL);
 843         }
 844
 845         gtk_text_buffer_create_tag(buffer, "signature",
 846                                    "foreground-gdk", &signature_color,
 847                                    NULL);
 848         gtk_text_buffer_create_tag(buffer, "link",
 849                                         "foreground-gdk", &uri_color,
 850                                          NULL);
 851         compose->no_wrap_tag = gtk_text_buffer_create_tag(buffer, "no_wrap", NULL);
 852         compose->no_join_tag = gtk_text_buffer_create_tag(buffer, "no_join", NULL);
 853 }
 854
 855 Compose *compose_new(PrefsAccount *account, const gchar *mailto,
 856                      GPtrArray *attach_files)
 857 {
 858         return compose_generic_new(account, mailto, NULL, attach_files, NULL);
 859 }
 860
 861 Compose *compose_new_with_folderitem(PrefsAccount *account, FolderItem *item)
 862 {
 863         return compose_generic_new(account, NULL, item, NULL, NULL);
 864 }
 865
 866 Compose *compose_new_with_list( PrefsAccount *account, GList *listAddress )
 867 {
 868         return compose_generic_new( account, NULL, NULL, NULL, listAddress );
 869 }
 870
 871 Compose *compose_generic_new(PrefsAccount *account, const gchar *mailto, FolderItem *item,
 872                              GPtrArray *attach_files, GList *listAddress )
 873 {
 874         Compose *compose;
 875         GtkTextView *textview;
 876         GtkTextBuffer *textbuf;
 877         GtkTextIter iter;
 878         GtkItemFactory *ifactory;
 879
 880         if (item && item->prefs && item->prefs->enable_default_account)
 881                 account = account_find_from_id(item->prefs->default_account);
 882
 883         if (!account) account = cur_account;
 884         g_return_val_if_fail(account != NULL, NULL);
 885
 886         compose = compose_create(account, COMPOSE_NEW, FALSE);
 887         ifactory = gtk_item_factory_from_widget(compose->menubar);
 888
 889         compose->replyinfo = NULL;
 890         compose->fwdinfo   = NULL;
 891
 892         textview = GTK_TEXT_VIEW(compose->text);
 893         textbuf = gtk_text_view_get_buffer(textview);
 894         compose_create_tags(textview, compose);
 895
 896         undo_block(compose->undostruct);
 897 #ifdef USE_ASPELL
 898         if (item && item->prefs && item->prefs->enable_default_dictionary &&
 899             compose->gtkaspell)
 900                 gtkaspell_change_dict(compose->gtkaspell,
 901                     item->prefs->default_dictionary);
 902 #endif
 903
 904         if (account->auto_sig)
 905                 compose_insert_sig(compose, FALSE);
 906         gtk_text_buffer_get_start_iter(textbuf, &iter);
 907         gtk_text_buffer_place_cursor(textbuf, &iter);
 908
 909         if (account->protocol != A_NNTP) {
 910                 if (mailto && *mailto != '\0') {
 911                         compose_entries_set(compose, mailto);
 912
 913                 } else if (item && item->prefs->enable_default_to) {
 914                         compose_entry_append(compose, item->prefs->default_to, COMPOSE_TO);
 915                         compose_entry_mark_default_to(compose, item->prefs->default_to);
 916                 }
 917                 if (item && item->ret_rcpt) {
 918                         menu_set_active(ifactory, "/Options/Request Return Receipt", TRUE);
 919                 }
 920         } else {
 921                 if (mailto) {
 922                         compose_entry_append(compose, mailto, COMPOSE_NEWSGROUPS);
 923                 } else if (item) {
 924                         compose_entry_append(compose, item->path, COMPOSE_NEWSGROUPS);
 925                 }
 926                 /*
 927                  * CLAWS: just don't allow return receipt request, even if the user
 928                  * may want to send an email. simple but foolproof.
 929                  */
 930                 menu_set_sensitive(ifactory, "/Options/Request Return Receipt", FALSE);
 931         }
 932         compose_add_field_list( compose, listAddress );
 933
 934         if (attach_files) {
 935                 gint i;
 936                 gchar *file;
 937
 938                 for (i = 0; i < attach_files->len; i++) {
 939                         file = g_ptr_array_index(attach_files, i);
 940                         compose_attach_append(compose, file, file, NULL);
 941                 }
 942         }
 943
 944         compose_show_first_last_header(compose, TRUE);
 945
 946         /* Set save folder */
 947         if (item && item->prefs && item->prefs->save_copy_to_folder) {
 948                 gchar *folderidentifier;
 949
 950                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), prefs_common.savemsg);
 951                 folderidentifier = folder_item_get_identifier(item);
 952                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
 953                 g_free(folderidentifier);
 954         }
 955
 956         gtk_widget_grab_focus(compose->header_last->entry);
 957
 958         undo_unblock(compose->undostruct);
 959
 960         if (prefs_common.auto_exteditor)
 961                 compose_exec_ext_editor(compose);
 962
 963         compose->modified = FALSE;
 964         compose_set_title(compose);
 965         return compose;
 966 }
 967
 968 static void compose_force_encryption(Compose *compose, PrefsAccount *account,
 969                 gboolean override_pref)
 970 {
 971         gchar *privacy = NULL;
 972
 973         g_return_if_fail(compose != NULL);
 974         g_return_if_fail(account != NULL);
 975
 976         if (override_pref == FALSE && account->default_encrypt_reply == FALSE)
 977                 return;
 978
 979         if (account->default_privacy_system
 980         &&  strlen(account->default_privacy_system)) {
 981                 privacy = account->default_privacy_system;
 982         } else {
 983                 GSList *privacy_avail = privacy_get_system_ids();
 984                 if (privacy_avail && g_slist_length(privacy_avail)) {
 985                         privacy = (gchar *)(privacy_avail->data);
 986                 }
 987         }
 988         if (privacy != NULL) {
 989                 compose->privacy_system = g_strdup(privacy);
 990                 compose_update_privacy_system_menu_item(compose, FALSE);
 991                 compose_use_encryption(compose, TRUE);
 992         }
 993 }
 994
 995 static void compose_force_signing(Compose *compose, PrefsAccount *account)
 996 {
 997         gchar *privacy = NULL;
 998
 999         if (account->default_privacy_system
1000         &&  strlen(account->default_privacy_system)) {
1001                 privacy = account->default_privacy_system;
1002         } else {
1003                 GSList *privacy_avail = privacy_get_system_ids();
1004                 if (privacy_avail && g_slist_length(privacy_avail)) {
1005                         privacy = (gchar *)(privacy_avail->data);
1006                 }
1007         }
1008         if (privacy != NULL) {
1009                 compose->privacy_system = g_strdup(privacy);
1010                 compose_update_privacy_system_menu_item(compose, FALSE);
1011                 compose_use_signing(compose, TRUE);
1012         }
1013 }
1014
1015 Compose *compose_reply_mode(ComposeMode mode, GSList *msginfo_list, gchar *body)
1016 {
1017         MsgInfo *msginfo;
1018         guint list_len;
1019         Compose *compose = NULL;
1020         g_return_val_if_fail(msginfo_list != NULL, NULL);
1021
1022         msginfo = (MsgInfo*)g_slist_nth_data(msginfo_list, 0);
1023         g_return_val_if_fail(msginfo != NULL, NULL);
1024
1025         list_len = g_slist_length(msginfo_list);
1026
1027         switch (mode) {
1028         case COMPOSE_REPLY:
1029                 compose = compose_reply(msginfo, prefs_common.reply_with_quote,
1030                               FALSE, prefs_common.default_reply_list, FALSE, body);
1031                 break;
1032         case COMPOSE_REPLY_WITH_QUOTE:
1033                 compose = compose_reply(msginfo, TRUE,
1034                         FALSE, prefs_common.default_reply_list, FALSE, body);
1035                 break;
1036         case COMPOSE_REPLY_WITHOUT_QUOTE:
1037                 compose = compose_reply(msginfo, FALSE,
1038                         FALSE, prefs_common.default_reply_list, FALSE, NULL);
1039                 break;
1040         case COMPOSE_REPLY_TO_SENDER:
1041                 compose = compose_reply(msginfo, prefs_common.reply_with_quote,
1042                               FALSE, FALSE, TRUE, body);
1043                 break;
1044         case COMPOSE_FOLLOWUP_AND_REPLY_TO:
1045                 compose = compose_followup_and_reply_to(msginfo,
1046                                               prefs_common.reply_with_quote,
1047                                               FALSE, FALSE, body);
1048                 break;
1049         case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
1050                 compose = compose_reply(msginfo, TRUE,
1051                         FALSE, FALSE, TRUE, body);
1052                 break;
1053         case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
1054                 compose = compose_reply(msginfo, FALSE,
1055                         FALSE, FALSE, TRUE, NULL);
1056                 break;
1057         case COMPOSE_REPLY_TO_ALL:
1058                 compose = compose_reply(msginfo, prefs_common.reply_with_quote,
1059                         TRUE, FALSE, FALSE, body);
1060                 break;
1061         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
1062                 compose = compose_reply(msginfo, TRUE,
1063                         TRUE, FALSE, FALSE, body);
1064                 break;
1065         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
1066                 compose = compose_reply(msginfo, FALSE,
1067                         TRUE, FALSE, FALSE, NULL);
1068                 break;
1069         case COMPOSE_REPLY_TO_LIST:
1070                 compose = compose_reply(msginfo, prefs_common.reply_with_quote,
1071                         FALSE, TRUE, FALSE, body);
1072                 break;
1073         case COMPOSE_REPLY_TO_LIST_WITH_QUOTE:
1074                 compose = compose_reply(msginfo, TRUE,
1075                         FALSE, TRUE, FALSE, body);
1076                 break;
1077         case COMPOSE_REPLY_TO_LIST_WITHOUT_QUOTE:
1078                 compose = compose_reply(msginfo, FALSE,
1079                         FALSE, TRUE, FALSE, NULL);
1080                 break;
1081         case COMPOSE_FORWARD:
1082                 if (prefs_common.forward_as_attachment) {
1083                         compose = compose_reply_mode(COMPOSE_FORWARD_AS_ATTACH, msginfo_list, body);
1084                         return compose;
1085                 } else {
1086                         compose = compose_reply_mode(COMPOSE_FORWARD_INLINE, msginfo_list, body);
1087                         return compose;
1088                 }
1089                 break;
1090         case COMPOSE_FORWARD_INLINE:
1091                 /* check if we reply to more than one Message */
1092                 if (list_len == 1) {
1093                         compose = compose_forward(NULL, msginfo, FALSE, body, FALSE, FALSE);
1094                         break;
1095                 }
1096                 /* more messages FALL THROUGH */
1097         case COMPOSE_FORWARD_AS_ATTACH:
1098                 compose = compose_forward_multiple(NULL, msginfo_list);
1099                 break;
1100         case COMPOSE_REDIRECT:
1101                 compose = compose_redirect(NULL, msginfo, FALSE);
1102                 break;
1103         default:
1104                 g_warning("compose_reply(): invalid Compose Mode: %d\n", mode);
1105         }
1106         return compose;
1107 }
1108
1109 Compose *compose_reply(MsgInfo *msginfo, gboolean quote, gboolean to_all,
1110                    gboolean to_ml, gboolean to_sender,
1111                    const gchar *body)
1112 {
1113         return compose_generic_reply(msginfo, quote, to_all, to_ml,
1114                               to_sender, FALSE, body);
1115 }
1116
1117 Compose *compose_followup_and_reply_to(MsgInfo *msginfo, gboolean quote,
1118                                    gboolean to_all,
1119                                    gboolean to_sender,
1120                                    const gchar *body)
1121 {
1122         return compose_generic_reply(msginfo, quote, to_all, FALSE,
1123                               to_sender, TRUE, body);
1124 }
1125
1126 static void compose_extract_original_charset(Compose *compose)
1127 {
1128         MsgInfo *info = NULL;
1129         if (compose->replyinfo) {
1130                 info = compose->replyinfo;
1131         } else if (compose->fwdinfo) {
1132                 info = compose->fwdinfo;
1133         } else if (compose->targetinfo) {
1134                 info = compose->targetinfo;
1135         }
1136         if (info) {
1137                 MimeInfo *mimeinfo = procmime_scan_message(info);
1138                 MimeInfo *partinfo = mimeinfo;
1139                 while (partinfo && partinfo->type != MIMETYPE_TEXT)
1140                         partinfo = procmime_mimeinfo_next(partinfo);
1141                 if (partinfo) {
1142                         compose->orig_charset =
1143                                 g_strdup(procmime_mimeinfo_get_parameter(
1144                                                 partinfo, "charset"));
1145                 }
1146                 procmime_mimeinfo_free_all(mimeinfo);
1147         }
1148 }
1149
1150 #define SIGNAL_BLOCK(buffer) {                                  \
1151         g_signal_handlers_block_by_func(G_OBJECT(buffer),       \
1152                                 G_CALLBACK(compose_changed_cb), \
1153                                 compose);                       \
1154         g_signal_handlers_block_by_func(G_OBJECT(buffer),       \
1155                                 G_CALLBACK(text_inserted),      \
1156                                 compose);                       \
1157 }
1158
1159 #define SIGNAL_UNBLOCK(buffer) {                                \
1160         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),     \
1161                                 G_CALLBACK(compose_changed_cb), \
1162                                 compose);                       \
1163         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),     \
1164                                 G_CALLBACK(text_inserted),      \
1165                                 compose);                       \
1166 }
1167
1168 static Compose *compose_generic_reply(MsgInfo *msginfo, gboolean quote,
1169                                   gboolean to_all, gboolean to_ml,
1170                                   gboolean to_sender,
1171                                   gboolean followup_and_reply_to,
1172                                   const gchar *body)
1173 {
1174         GtkItemFactory *ifactory;
1175         Compose *compose;
1176         PrefsAccount *account = NULL;
1177         PrefsAccount *reply_account;
1178         GtkTextView *textview;
1179         GtkTextBuffer *textbuf;
1180
1181         g_return_val_if_fail(msginfo != NULL, NULL);
1182         g_return_val_if_fail(msginfo->folder != NULL, NULL);
1183
1184         account = account_get_reply_account(msginfo, prefs_common.reply_account_autosel);
1185
1186         g_return_val_if_fail(account != NULL, NULL);
1187
1188         if (to_sender && account->protocol == A_NNTP &&
1189             !followup_and_reply_to) {
1190                 reply_account =
1191                         account_find_from_address(account->address);
1192                 if (!reply_account)
1193                         reply_account = compose_current_mail_account();
1194                 if (!reply_account)
1195                         return NULL;
1196         } else
1197                 reply_account = account;
1198
1199         compose = compose_create(account, COMPOSE_REPLY, FALSE);
1200         ifactory = gtk_item_factory_from_widget(compose->menubar);
1201
1202         menu_set_active(ifactory, "/Options/Remove references", FALSE);
1203         menu_set_sensitive(ifactory, "/Options/Remove references", TRUE);
1204
1205         compose->updating = TRUE;
1206         compose->replyinfo = procmsg_msginfo_get_full_info(msginfo);
1207         if (!compose->replyinfo)
1208                 compose->replyinfo = procmsg_msginfo_copy(msginfo);
1209         compose->updating = FALSE;
1210
1211         if (compose->deferred_destroy) {
1212                 compose_destroy(compose);
1213                 return NULL;
1214         }
1215
1216         compose_extract_original_charset(compose);
1217
1218         if (msginfo->folder && msginfo->folder->ret_rcpt)
1219                 menu_set_active(ifactory, "/Options/Request Return Receipt", TRUE);
1220
1221         /* Set save folder */
1222         if (msginfo->folder && msginfo->folder->prefs && msginfo->folder->prefs->save_copy_to_folder) {
1223                 gchar *folderidentifier;
1224
1225                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
1226                 folderidentifier = folder_item_get_identifier(msginfo->folder);
1227                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
1228                 g_free(folderidentifier);
1229         }
1230
1231         if (compose_parse_header(compose, msginfo) < 0) return NULL;
1232         compose_reply_set_entry(compose, msginfo, to_all, to_ml,
1233                                 to_sender, followup_and_reply_to);
1234         compose_show_first_last_header(compose, TRUE);
1235
1236         textview = (GTK_TEXT_VIEW(compose->text));
1237         textbuf = gtk_text_view_get_buffer(textview);
1238         compose_create_tags(textview, compose);
1239
1240         undo_block(compose->undostruct);
1241 #ifdef USE_ASPELL
1242         if (msginfo->folder && msginfo->folder->prefs &&
1243             msginfo->folder->prefs &&
1244             msginfo->folder->prefs->enable_default_dictionary &&
1245             compose->gtkaspell)
1246                 gtkaspell_change_dict(compose->gtkaspell,
1247                     msginfo->folder->prefs->default_dictionary);
1248 #endif
1249
1250         if (quote) {
1251                 gchar *qmark;
1252
1253                 if (prefs_common.quotemark && *prefs_common.quotemark)
1254                         qmark = prefs_common.quotemark;
1255                 else
1256                         qmark = "> ";
1257
1258                 compose_quote_fmt(compose, compose->replyinfo,
1259                                   prefs_common.quotefmt,
1260                                   qmark, body, FALSE);
1261         }
1262         if (procmime_msginfo_is_encrypted(compose->replyinfo)) {
1263                 compose_force_encryption(compose, account, FALSE);
1264         }
1265
1266         SIGNAL_BLOCK(textbuf);
1267
1268         if (account->auto_sig)
1269                 compose_insert_sig(compose, FALSE);
1270
1271         compose_wrap_all(compose);
1272
1273         SIGNAL_UNBLOCK(textbuf);
1274
1275         gtk_widget_grab_focus(compose->text);
1276
1277         undo_unblock(compose->undostruct);
1278
1279         if (prefs_common.auto_exteditor)
1280                 compose_exec_ext_editor(compose);
1281
1282         compose->modified = FALSE;
1283         compose_set_title(compose);
1284         return compose;
1285 }
1286
1287 #define INSERT_FW_HEADER(var, hdr) \
1288 if (msginfo->var && *msginfo->var) { \
1289         gtk_stext_insert(text, NULL, NULL, NULL, hdr, -1); \
1290         gtk_stext_insert(text, NULL, NULL, NULL, msginfo->var, -1); \
1291         gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1); \
1292 }
1293
1294 Compose *compose_forward(PrefsAccount *account, MsgInfo *msginfo,
1295                          gboolean as_attach, const gchar *body,
1296                          gboolean no_extedit,
1297                          gboolean batch)
1298 {
1299         Compose *compose;
1300         GtkTextView *textview;
1301         GtkTextBuffer *textbuf;
1302         GtkTextIter iter;
1303
1304         g_return_val_if_fail(msginfo != NULL, NULL);
1305         g_return_val_if_fail(msginfo->folder != NULL, NULL);
1306
1307         if (!account &&
1308             !(account = compose_guess_forward_account_from_msginfo
1309                                 (msginfo)))
1310                 account = cur_account;
1311
1312         compose = compose_create(account, COMPOSE_FORWARD, batch);
1313
1314         compose->updating = TRUE;
1315         compose->fwdinfo = procmsg_msginfo_get_full_info(msginfo);
1316         if (!compose->fwdinfo)
1317                 compose->fwdinfo = procmsg_msginfo_copy(msginfo);
1318         compose->updating = FALSE;
1319
1320         if (compose->deferred_destroy) {
1321                 compose_destroy(compose);
1322                 return NULL;
1323         }
1324
1325         compose_extract_original_charset(compose);
1326
1327         if (msginfo->subject && *msginfo->subject) {
1328                 gchar *buf, *buf2, *p;
1329
1330                 buf = p = g_strdup(msginfo->subject);
1331                 p += subject_get_prefix_length(p);
1332                 memmove(buf, p, strlen(p) + 1);
1333
1334                 buf2 = g_strdup_printf("Fw: %s", buf);
1335                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), buf2);
1336
1337                 g_free(buf);
1338                 g_free(buf2);
1339         }
1340
1341         textview = GTK_TEXT_VIEW(compose->text);
1342         textbuf = gtk_text_view_get_buffer(textview);
1343         compose_create_tags(textview, compose);
1344
1345         undo_block(compose->undostruct);
1346         if (as_attach) {
1347                 gchar *msgfile;
1348
1349                 msgfile = procmsg_get_message_file_path(msginfo);
1350                 if (!is_file_exist(msgfile))
1351                         g_warning("%s: file not exist\n", msgfile);
1352                 else
1353                         compose_attach_append(compose, msgfile, msgfile,
1354                                               "message/rfc822");
1355
1356                 g_free(msgfile);
1357         } else {
1358                 gchar *qmark;
1359                 MsgInfo *full_msginfo;
1360
1361                 compose->updating = TRUE;
1362                 full_msginfo = procmsg_msginfo_get_full_info(msginfo);
1363                 if (!full_msginfo)
1364                         full_msginfo = procmsg_msginfo_copy(msginfo);
1365                 compose->updating = FALSE;
1366
1367                 if (compose->deferred_destroy) {
1368                         compose_destroy(compose);
1369                         return NULL;
1370                 }
1371
1372                 if (prefs_common.fw_quotemark &&
1373                     *prefs_common.fw_quotemark)
1374                         qmark = prefs_common.fw_quotemark;
1375                 else
1376                         qmark = "> ";
1377
1378                 compose_quote_fmt(compose, full_msginfo,
1379                                   prefs_common.fw_quotefmt,
1380                                   qmark, body, FALSE);
1381                 compose_attach_parts(compose, msginfo);
1382
1383                 procmsg_msginfo_free(full_msginfo);
1384         }
1385
1386         SIGNAL_BLOCK(textbuf);
1387
1388         if (account->auto_sig)
1389                 compose_insert_sig(compose, FALSE);
1390
1391         compose_wrap_all(compose);
1392
1393         SIGNAL_UNBLOCK(textbuf);
1394
1395         gtk_text_buffer_get_start_iter(textbuf, &iter);
1396         gtk_text_buffer_place_cursor(textbuf, &iter);
1397
1398         gtk_widget_grab_focus(compose->header_last->entry);
1399
1400         if (!no_extedit && prefs_common.auto_exteditor)
1401                 compose_exec_ext_editor(compose);
1402
1403         /*save folder*/
1404         if (msginfo->folder && msginfo->folder->prefs && msginfo->folder->prefs->save_copy_to_folder) {
1405                 gchar *folderidentifier;
1406
1407                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
1408                 folderidentifier = folder_item_get_identifier(msginfo->folder);
1409                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
1410                 g_free(folderidentifier);
1411         }
1412
1413         undo_unblock(compose->undostruct);
1414
1415         compose->modified = FALSE;
1416         compose_set_title(compose);
1417         return compose;
1418 }
1419
1420 #undef INSERT_FW_HEADER
1421
1422 Compose *compose_forward_multiple(PrefsAccount *account, GSList *msginfo_list)
1423 {
1424         Compose *compose;
1425         GtkTextView *textview;
1426         GtkTextBuffer *textbuf;
1427         GtkTextIter iter;
1428         GSList *msginfo;
1429         gchar *msgfile;
1430         gboolean single_mail = TRUE;
1431
1432         g_return_val_if_fail(msginfo_list != NULL, NULL);
1433
1434         if (g_slist_length(msginfo_list) > 1)
1435                 single_mail = FALSE;
1436
1437         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next)
1438                 if (((MsgInfo *)msginfo->data)->folder == NULL)
1439                         return NULL;
1440
1441         /* guess account from first selected message */
1442         if (!account &&
1443             !(account = compose_guess_forward_account_from_msginfo
1444                                 (msginfo_list->data)))
1445                 account = cur_account;
1446
1447         g_return_val_if_fail(account != NULL, NULL);
1448
1449         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next) {
1450                 MSG_UNSET_PERM_FLAGS(((MsgInfo *)msginfo->data)->flags, MSG_REPLIED);
1451                 MSG_SET_PERM_FLAGS(((MsgInfo *)msginfo->data)->flags, MSG_FORWARDED);
1452         }
1453
1454         compose = compose_create(account, COMPOSE_FORWARD, FALSE);
1455
1456         textview = GTK_TEXT_VIEW(compose->text);
1457         textbuf = gtk_text_view_get_buffer(textview);
1458         compose_create_tags(textview, compose);
1459
1460         undo_block(compose->undostruct);
1461         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next) {
1462                 compose->updating = TRUE;
1463                 msgfile = procmsg_get_message_file_path((MsgInfo *)msginfo->data);
1464                 compose->updating = FALSE;
1465                 if (compose->deferred_destroy) {
1466                         compose_destroy(compose);
1467                         g_free(msgfile);
1468                         return NULL;
1469                 }
1470                 if (!is_file_exist(msgfile))
1471                         g_warning("%s: file not exist\n", msgfile);
1472                 else
1473                         compose_attach_append(compose, msgfile, msgfile,
1474                                 "message/rfc822");
1475                 g_free(msgfile);
1476         }
1477
1478         if (single_mail) {
1479                 MsgInfo *info = (MsgInfo *)msginfo_list->data;
1480                 if (info->subject && *info->subject) {
1481                         gchar *buf, *buf2, *p;
1482
1483                         buf = p = g_strdup(info->subject);
1484                         p += subject_get_prefix_length(p);
1485                         memmove(buf, p, strlen(p) + 1);
1486
1487                         buf2 = g_strdup_printf("Fw: %s", buf);
1488                         gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), buf2);
1489
1490                         g_free(buf);
1491                         g_free(buf2);
1492                 }
1493         } else {
1494                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry),
1495                         _("Fw: multiple emails"));
1496         }
1497
1498         SIGNAL_BLOCK(textbuf);
1499
1500         if (account->auto_sig)
1501                 compose_insert_sig(compose, FALSE);
1502
1503         compose_wrap_all(compose);
1504
1505         SIGNAL_UNBLOCK(textbuf);
1506
1507         gtk_text_buffer_get_start_iter(textbuf, &iter);
1508         gtk_text_buffer_place_cursor(textbuf, &iter);
1509
1510         gtk_widget_grab_focus(compose->header_last->entry);
1511         undo_unblock(compose->undostruct);
1512         compose->modified = FALSE;
1513         compose_set_title(compose);
1514         return compose;
1515 }
1516
1517 static gboolean compose_is_sig_separator(Compose *compose, GtkTextBuffer *textbuf, GtkTextIter *iter)
1518 {
1519         GtkTextIter start = *iter;
1520         GtkTextIter end_iter;
1521         int start_pos = gtk_text_iter_get_offset(&start);
1522         gchar *str = NULL;
1523         if (!compose->account->sig_sep)
1524                 return FALSE;
1525
1526         gtk_text_buffer_get_iter_at_offset(textbuf, &end_iter,
1527                 start_pos+strlen(compose->account->sig_sep));
1528
1529         /* check sig separator */
1530         str = gtk_text_iter_get_text(&start, &end_iter);
1531         if (!strcmp(str, compose->account->sig_sep)) {
1532                 gchar *tmp = NULL;
1533                 /* check end of line (\n) */
1534                 gtk_text_buffer_get_iter_at_offset(textbuf, &start,
1535                         start_pos+strlen(compose->account->sig_sep));
1536                 gtk_text_buffer_get_iter_at_offset(textbuf, &end_iter,
1537                         start_pos+strlen(compose->account->sig_sep)+1);
1538                 tmp = gtk_text_iter_get_text(&start, &end_iter);
1539                 if (!strcmp(tmp,"\n")) {
1540                         g_free(str);
1541                         g_free(tmp);
1542                         return TRUE;
1543                 }
1544                 g_free(tmp);
1545         }
1546         g_free(str);
1547
1548         return FALSE;
1549 }
1550
1551 static void compose_colorize_signature(Compose *compose)
1552 {
1553         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(compose->text));
1554         GtkTextIter iter;
1555         GtkTextIter end_iter;
1556         gtk_text_buffer_get_start_iter(buffer, &iter);
1557         while (gtk_text_iter_forward_line(&iter))
1558                 if (compose_is_sig_separator(compose, buffer, &iter)) {
1559                         gtk_text_buffer_get_end_iter(buffer, &end_iter);
1560                         gtk_text_buffer_apply_tag_by_name(buffer,"signature",&iter, &end_iter);
1561                 }
1562 }
1563
1564 void compose_reedit(MsgInfo *msginfo)
1565 {
1566         Compose *compose = NULL;
1567         PrefsAccount *account = NULL;
1568         GtkTextView *textview;
1569         GtkTextBuffer *textbuf;
1570         GtkTextMark *mark;
1571         GtkTextIter iter;
1572         FILE *fp;
1573         gchar buf[BUFFSIZE];
1574         gboolean use_signing = FALSE;
1575         gboolean use_encryption = FALSE;
1576         gchar *privacy_system = NULL;
1577
1578         g_return_if_fail(msginfo != NULL);
1579         g_return_if_fail(msginfo->folder != NULL);
1580
1581         if (compose_put_existing_to_front(msginfo)) {
1582                 return;
1583         }
1584
1585         if (folder_has_parent_of_type(msginfo->folder, F_QUEUE) ||
1586             folder_has_parent_of_type(msginfo->folder, F_DRAFT)) {
1587                 gchar queueheader_buf[BUFFSIZE];
1588                 gint id, param;
1589
1590                 /* Select Account from queue headers */
1591                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1592                                              sizeof(queueheader_buf), "X-Sylpheed-Account-Id:")) {
1593                         id = atoi(&queueheader_buf[strlen("X-Sylpheed-Account-Id:")]);
1594                         account = account_find_from_id(id);
1595                 }
1596                 if (!account && !procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1597                                              sizeof(queueheader_buf), "NAID:")) {
1598                         id = atoi(&queueheader_buf[strlen("NAID:")]);
1599                         account = account_find_from_id(id);
1600                 }
1601                 if (!account && !procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1602                                                     sizeof(queueheader_buf), "MAID:")) {
1603                         id = atoi(&queueheader_buf[strlen("MAID:")]);
1604                         account = account_find_from_id(id);
1605                 }
1606                 if (!account && !procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1607                                                                 sizeof(queueheader_buf), "S:")) {
1608                         account = account_find_from_address(queueheader_buf);
1609                 }
1610                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1611                                              sizeof(queueheader_buf), "X-Sylpheed-Sign:")) {
1612                         param = atoi(&queueheader_buf[strlen("X-Sylpheed-Sign:")]);
1613                         use_signing = param;
1614
1615                 }
1616                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1617                                              sizeof(queueheader_buf), "X-Sylpheed-Encrypt:")) {
1618                         param = atoi(&queueheader_buf[strlen("X-Sylpheed-Encrypt:")]);
1619                         use_encryption = param;
1620                 }
1621                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1622                                             sizeof(queueheader_buf), "X-Sylpheed-Privacy-System:")) {
1623                         privacy_system = g_strdup(&queueheader_buf[strlen("X-Sylpheed-Privacy-System:")]);
1624                 }
1625                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1626                                              sizeof(queueheader_buf), "X-Priority: ")) {
1627                         param = atoi(&queueheader_buf[strlen("X-Priority: ")]); /* mind the space */
1628                         compose->priority = param;
1629                 }
1630         } else {
1631                 account = msginfo->folder->folder->account;
1632         }
1633
1634         if (!account && prefs_common.reedit_account_autosel) {
1635                 gchar from[BUFFSIZE];
1636                 if (!procheader_get_header_from_msginfo(msginfo, from, sizeof(from), "FROM:")) {
1637                         extract_address(from);
1638                         account = account_find_from_address(from);
1639                 }
1640         }
1641         if (!account) {
1642                 account = cur_account;
1643         }
1644         g_return_if_fail(account != NULL);
1645
1646         compose = compose_create(account, COMPOSE_REEDIT, FALSE);
1647         if (privacy_system != NULL) {
1648                 compose->privacy_system = privacy_system;
1649                 compose_use_signing(compose, use_signing);
1650                 compose_use_encryption(compose, use_encryption);
1651                 compose_update_privacy_system_menu_item(compose, FALSE);
1652         } else {
1653                 activate_privacy_system(compose, account, FALSE);
1654         }
1655
1656         compose->updating = TRUE;
1657         compose->targetinfo = procmsg_msginfo_copy(msginfo);
1658         compose->updating = FALSE;
1659
1660         if (compose->deferred_destroy) {
1661                 compose_destroy(compose);
1662                 return;
1663         }
1664
1665         compose_extract_original_charset(compose);
1666
1667         if (folder_has_parent_of_type(msginfo->folder, F_QUEUE) ||
1668             folder_has_parent_of_type(msginfo->folder, F_DRAFT)) {
1669                 gchar queueheader_buf[BUFFSIZE];
1670
1671                 /* Set message save folder */
1672                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf, sizeof(queueheader_buf), "SCF:")) {
1673                         gint startpos = 0;
1674
1675                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
1676                         gtk_editable_delete_text(GTK_EDITABLE(compose->savemsg_entry), 0, -1);
1677                         gtk_editable_insert_text(GTK_EDITABLE(compose->savemsg_entry), &queueheader_buf[4], strlen(&queueheader_buf[4]), &startpos);
1678                 }
1679                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf, sizeof(queueheader_buf), "RRCPT:")) {
1680                         gint active = atoi(&queueheader_buf[strlen("RRCPT:")]);
1681                         if (active) {
1682                                 GtkItemFactory *ifactory;
1683                                 ifactory = gtk_item_factory_from_widget(compose->menubar);
1684                                 menu_set_active(ifactory, "/Options/Request Return Receipt", TRUE);
1685                         }
1686                 }
1687         }
1688
1689         if (compose_parse_header(compose, msginfo) < 0) {
1690                 return;
1691         }
1692         compose_reedit_set_entry(compose, msginfo);
1693
1694         textview = GTK_TEXT_VIEW(compose->text);
1695         textbuf = gtk_text_view_get_buffer(textview);
1696         compose_create_tags(textview, compose);
1697
1698         mark = gtk_text_buffer_get_insert(textbuf);
1699         gtk_text_buffer_get_iter_at_mark(textbuf, &iter, mark);
1700
1701         g_signal_handlers_block_by_func(G_OBJECT(textbuf),
1702                                         G_CALLBACK(compose_changed_cb),
1703                                         compose);
1704
1705         if (procmime_msginfo_is_encrypted(msginfo)) {
1706                 fp = procmime_get_first_encrypted_text_content(msginfo);
1707                 if (fp) {
1708                         compose_force_encryption(compose, account, TRUE);
1709                 }
1710         } else {
1711                 fp = procmime_get_first_text_content(msginfo);
1712         }
1713         if (fp == NULL) {
1714                 g_warning("Can't get text part\n");
1715         }
1716
1717         if (fp != NULL) {
1718                 gboolean prev_autowrap = compose->autowrap;
1719
1720                 compose->autowrap = FALSE;
1721                 while (fgets(buf, sizeof(buf), fp) != NULL) {
1722                         strcrchomp(buf);
1723                         gtk_text_buffer_insert(textbuf, &iter, buf, -1);
1724                 }
1725                 compose_wrap_all_full(compose, FALSE);
1726                 compose->autowrap = prev_autowrap;
1727                 fclose(fp);
1728         }
1729
1730         compose_attach_parts(compose, msginfo);
1731
1732         compose_colorize_signature(compose);
1733
1734         g_signal_handlers_unblock_by_func(G_OBJECT(textbuf),
1735                                         G_CALLBACK(compose_changed_cb),
1736                                         compose);
1737
1738         gtk_widget_grab_focus(compose->text);
1739
1740         if (prefs_common.auto_exteditor) {
1741                 compose_exec_ext_editor(compose);
1742         }
1743         compose->modified = FALSE;
1744         compose_set_title(compose);
1745 }
1746
1747 Compose *compose_redirect(PrefsAccount *account, MsgInfo *msginfo,
1748                                                  gboolean batch)
1749 {
1750         Compose *compose;
1751         gchar *filename;
1752         GtkItemFactory *ifactory;
1753         FolderItem *item;
1754
1755         g_return_val_if_fail(msginfo != NULL, NULL);
1756
1757         if (!account)
1758                 account = account_get_reply_account(msginfo,
1759                                         prefs_common.reply_account_autosel);
1760         g_return_val_if_fail(account != NULL, NULL);
1761
1762         compose = compose_create(account, COMPOSE_REDIRECT, batch);
1763         ifactory = gtk_item_factory_from_widget(compose->menubar);
1764         compose_create_tags(GTK_TEXT_VIEW(compose->text), compose);
1765         compose->replyinfo = NULL;
1766         compose->fwdinfo = NULL;
1767
1768         compose_show_first_last_header(compose, TRUE);
1769
1770         gtk_widget_grab_focus(compose->header_last->entry);
1771
1772         compose->updating = TRUE;
1773         filename = procmsg_get_message_file_path(msginfo);
1774         compose->updating = FALSE;
1775
1776         if (compose->deferred_destroy) {
1777                 compose_destroy(compose);
1778                 g_free(filename);
1779                 return NULL;
1780         }
1781
1782         if (filename == NULL)
1783                 return NULL;
1784
1785         compose->redirect_filename = filename;
1786
1787         /* Set save folder */
1788         item = msginfo->folder;
1789         if (item && item->prefs && item->prefs->save_copy_to_folder) {
1790                 gchar *folderidentifier;
1791
1792                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), prefs_common.savemsg);
1793                 folderidentifier = folder_item_get_identifier(item);
1794                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
1795                 g_free(folderidentifier);
1796         }
1797
1798         compose_attach_parts(compose, msginfo);
1799
1800         if (msginfo->subject)
1801                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry),
1802                                    msginfo->subject);
1803         gtk_editable_set_editable(GTK_EDITABLE(compose->subject_entry), FALSE);
1804
1805         compose_quote_fmt(compose, msginfo, "%M", NULL, NULL, FALSE);
1806         gtk_text_view_set_editable(GTK_TEXT_VIEW(compose->text), FALSE);
1807
1808         compose_colorize_signature(compose);
1809
1810         ifactory = gtk_item_factory_from_widget(compose->popupmenu);
1811         menu_set_sensitive(ifactory, "/Add...", FALSE);
1812         menu_set_sensitive(ifactory, "/Remove", FALSE);
1813         menu_set_sensitive(ifactory, "/Properties...", FALSE);
1814
1815         ifactory = gtk_item_factory_from_widget(compose->menubar);
1816         menu_set_sensitive(ifactory, "/Message/Save", FALSE);
1817         menu_set_sensitive(ifactory, "/Message/Insert file", FALSE);
1818         menu_set_sensitive(ifactory, "/Message/Attach file", FALSE);
1819         menu_set_sensitive(ifactory, "/Message/Insert signature", FALSE);
1820         menu_set_sensitive(ifactory, "/Edit", FALSE);
1821         menu_set_sensitive(ifactory, "/Options", FALSE);
1822         menu_set_sensitive(ifactory, "/Tools/Show ruler", FALSE);
1823         menu_set_sensitive(ifactory, "/Tools/Actions", FALSE);
1824
1825         if (compose->toolbar->draft_btn)
1826                 gtk_widget_set_sensitive(compose->toolbar->draft_btn, FALSE);
1827         if (compose->toolbar->insert_btn)
1828                 gtk_widget_set_sensitive(compose->toolbar->insert_btn, FALSE);
1829         if (compose->toolbar->attach_btn)
1830                 gtk_widget_set_sensitive(compose->toolbar->attach_btn, FALSE);
1831         if (compose->toolbar->sig_btn)
1832                 gtk_widget_set_sensitive(compose->toolbar->sig_btn, FALSE);
1833         if (compose->toolbar->exteditor_btn)
1834                 gtk_widget_set_sensitive(compose->toolbar->exteditor_btn, FALSE);
1835         if (compose->toolbar->linewrap_current_btn)
1836                 gtk_widget_set_sensitive(compose->toolbar->linewrap_current_btn, FALSE);
1837         if (compose->toolbar->linewrap_all_btn)
1838                 gtk_widget_set_sensitive(compose->toolbar->linewrap_all_btn, FALSE);
1839
1840         compose->modified = FALSE;
1841         compose_set_title(compose);
1842         return compose;
1843 }
1844
1845 GList *compose_get_compose_list(void)
1846 {
1847         return compose_list;
1848 }
1849
1850 void compose_entry_append(Compose *compose, const gchar *address,
1851                           ComposeEntryType type)
1852 {
1853         gchar *header;
1854         gchar *cur, *begin;
1855         gboolean in_quote = FALSE;
1856         if (!address || *address == '\0') return;
1857
1858         switch (type) {
1859         case COMPOSE_CC:
1860                 header = N_("Cc:");
1861                 break;
1862         case COMPOSE_BCC:
1863                 header = N_("Bcc:");
1864                 break;
1865         case COMPOSE_REPLYTO:
1866                 header = N_("Reply-To:");
1867                 break;
1868         case COMPOSE_NEWSGROUPS:
1869                 header = N_("Newsgroups:");
1870                 break;
1871         case COMPOSE_FOLLOWUPTO:
1872                 header = N_( "Followup-To:");
1873                 break;
1874         case COMPOSE_TO:
1875         default:
1876                 header = N_("To:");
1877                 break;
1878         }
1879         header = prefs_common.trans_hdr ? gettext(header) : header;
1880
1881         cur = begin = (gchar *)address;
1882
1883         /* we separate the line by commas, but not if we're inside a quoted
1884          * string */
1885         while (*cur != '\0') {
1886                 if (*cur == '"')
1887                         in_quote = !in_quote;
1888                 if (*cur == ',' && !in_quote) {
1889                         gchar *tmp = g_strdup(begin);
1890                         gchar *o_tmp = tmp;
1891                         tmp[cur-begin]='\0';
1892                         cur++;
1893                         begin = cur;
1894                         while (*tmp == ' ')
1895                                 tmp++;
1896                         compose_add_header_entry(compose, header, tmp);
1897                         g_free(o_tmp);
1898                         continue;
1899                 }
1900                 cur++;
1901         }
1902         if (begin < cur) {
1903                 gchar *tmp = g_strdup(begin);
1904                 gchar *o_tmp = tmp;
1905                 tmp[cur-begin]='\0';
1906                 cur++;
1907                 begin = cur;
1908                 while (*tmp == ' ')
1909                         tmp++;
1910                 compose_add_header_entry(compose, header, tmp);
1911                 g_free(o_tmp);
1912         }
1913 }
1914
1915 void compose_entry_mark_default_to(Compose *compose, const gchar *mailto)
1916 {
1917         static GdkColor yellow;
1918         static GdkColor black;
1919         static gboolean yellow_initialised = FALSE;
1920         GSList *h_list;
1921         GtkEntry *entry;
1922
1923         if (!yellow_initialised) {
1924                 gdk_color_parse("#f5f6be", &yellow);
1925                 gdk_color_parse("#000000", &black);
1926                 yellow_initialised = gdk_colormap_alloc_color(
1927                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
1928                 yellow_initialised &= gdk_colormap_alloc_color(
1929                         gdk_colormap_get_system(), &black, FALSE, TRUE);
1930         }
1931
1932         for (h_list = compose->header_list; h_list != NULL; h_list = h_list->next) {
1933                 entry = GTK_ENTRY(((ComposeHeaderEntry *)h_list->data)->entry);
1934                 if (gtk_entry_get_text(entry) &&
1935                     !g_utf8_collate(gtk_entry_get_text(entry), mailto)) {
1936                         if (yellow_initialised) {
1937                                 gtk_widget_modify_base(
1938                                         GTK_WIDGET(((ComposeHeaderEntry *)h_list->data)->entry),
1939                                         GTK_STATE_NORMAL, &yellow);
1940                                 gtk_widget_modify_text(
1941                                         GTK_WIDGET(((ComposeHeaderEntry *)h_list->data)->entry),
1942                                         GTK_STATE_NORMAL, &black);
1943                         }
1944                 }
1945         }
1946 }
1947
1948 void compose_toolbar_cb(gint action, gpointer data)
1949 {
1950         ToolbarItem *toolbar_item = (ToolbarItem*)data;
1951         Compose *compose = (Compose*)toolbar_item->parent;
1952
1953         g_return_if_fail(compose != NULL);
1954
1955         switch(action) {
1956         case A_SEND:
1957                 compose_send_cb(compose, 0, NULL);
1958                 break;
1959         case A_SENDL:
1960                 compose_send_later_cb(compose, 0, NULL);
1961                 break;
1962         case A_DRAFT:
1963                 compose_draft_cb(compose, COMPOSE_QUIT_EDITING, NULL);
1964                 break;
1965         case A_INSERT:
1966                 compose_insert_file_cb(compose, 0, NULL);
1967                 break;
1968         case A_ATTACH:
1969                 compose_attach_cb(compose, 0, NULL);
1970                 break;
1971         case A_SIG:
1972                 compose_insert_sig(compose, FALSE);
1973                 break;
1974         case A_EXTEDITOR:
1975                 compose_ext_editor_cb(compose, 0, NULL);
1976                 break;
1977         case A_LINEWRAP_CURRENT:
1978                 compose_beautify_paragraph(compose, NULL, TRUE);
1979                 break;
1980         case A_LINEWRAP_ALL:
1981                 compose_wrap_all_full(compose, TRUE);
1982                 break;
1983         case A_ADDRBOOK:
1984                 compose_address_cb(compose, 0, NULL);
1985                 break;
1986 #ifdef USE_ASPELL
1987         case A_CHECK_SPELLING:
1988                 compose_check_all(compose);
1989                 break;
1990 #endif
1991         default:
1992                 break;
1993         }
1994 }
1995
1996 static void compose_entries_set(Compose *compose, const gchar *mailto)
1997 {
1998         gchar *to = NULL;
1999         gchar *cc = NULL;
2000         gchar *subject = NULL;
2001         gchar *body = NULL;
2002         gchar *temp = NULL;
2003         gint  len = 0;
2004
2005         scan_mailto_url(mailto, &to, &cc, NULL, &subject, &body);
2006
2007         if (to)
2008                 compose_entry_append(compose, to, COMPOSE_TO);
2009         if (cc)
2010                 compose_entry_append(compose, cc, COMPOSE_CC);
2011         if (subject) {
2012                 if (!g_utf8_validate (subject, -1, NULL)) {
2013                         temp = g_locale_to_utf8 (subject, -1, NULL, &len, NULL);
2014                         gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), temp);
2015                         g_free(temp);
2016                 } else {
2017                         gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), subject);
2018                 }
2019         }
2020         if (body) {
2021                 GtkTextView *text = GTK_TEXT_VIEW(compose->text);
2022                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2023                 GtkTextMark *mark;
2024                 GtkTextIter iter;
2025                 gboolean prev_autowrap = compose->autowrap;
2026
2027                 compose->autowrap = FALSE;
2028
2029                 mark = gtk_text_buffer_get_insert(buffer);
2030                 gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
2031
2032                 if (!g_utf8_validate (body, -1, NULL)) {
2033                         temp = g_locale_to_utf8 (body, -1, NULL, &len, NULL);
2034                         gtk_text_buffer_insert(buffer, &iter, temp, -1);
2035                         g_free(temp);
2036                 } else {
2037                         gtk_text_buffer_insert(buffer, &iter, body, -1);
2038                 }
2039                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
2040
2041                 compose->autowrap = prev_autowrap;
2042                 if (compose->autowrap)
2043                         compose_wrap_all(compose);
2044         }
2045
2046         g_free(to);
2047         g_free(cc);
2048         g_free(subject);
2049         g_free(body);
2050 }
2051
2052 static gint compose_parse_header(Compose *compose, MsgInfo *msginfo)
2053 {
2054         static HeaderEntry hentry[] = {{"Reply-To:",    NULL, TRUE},
2055                                        {"Cc:",          NULL, TRUE},
2056                                        {"References:",  NULL, FALSE},
2057                                        {"Bcc:",         NULL, TRUE},
2058                                        {"Newsgroups:",  NULL, TRUE},
2059                                        {"Followup-To:", NULL, TRUE},
2060                                        {"List-Post:",   NULL, FALSE},
2061                                        {"X-Priority:",  NULL, FALSE},
2062                                        {NULL,           NULL, FALSE}};
2063
2064         enum
2065         {
2066                 H_REPLY_TO      = 0,
2067                 H_CC            = 1,
2068                 H_REFERENCES    = 2,
2069                 H_BCC           = 3,
2070                 H_NEWSGROUPS    = 4,
2071                 H_FOLLOWUP_TO   = 5,
2072                 H_LIST_POST     = 6,
2073                 H_X_PRIORITY    = 7
2074         };
2075
2076         FILE *fp;
2077
2078         g_return_val_if_fail(msginfo != NULL, -1);
2079
2080         if ((fp = procmsg_open_message(msginfo)) == NULL) return -1;
2081         procheader_get_header_fields(fp, hentry);
2082         fclose(fp);
2083
2084         if (hentry[H_REPLY_TO].body != NULL) {
2085                 if (hentry[H_REPLY_TO].body[0] != '\0') {
2086                         compose->replyto =
2087                                 conv_unmime_header(hentry[H_REPLY_TO].body,
2088                                                    NULL);
2089                 }
2090                 g_free(hentry[H_REPLY_TO].body);
2091                 hentry[H_REPLY_TO].body = NULL;
2092         }
2093         if (hentry[H_CC].body != NULL) {
2094                 compose->cc = conv_unmime_header(hentry[H_CC].body, NULL);
2095                 g_free(hentry[H_CC].body);
2096                 hentry[H_CC].body = NULL;
2097         }
2098         if (hentry[H_REFERENCES].body != NULL) {
2099                 if (compose->mode == COMPOSE_REEDIT)
2100                         compose->references = hentry[H_REFERENCES].body;
2101                 else {
2102                         compose->references = compose_parse_references
2103                                 (hentry[H_REFERENCES].body, msginfo->msgid);
2104                         g_free(hentry[H_REFERENCES].body);
2105                 }
2106                 hentry[H_REFERENCES].body = NULL;
2107         }
2108         if (hentry[H_BCC].body != NULL) {
2109                 if (compose->mode == COMPOSE_REEDIT)
2110                         compose->bcc =
2111                                 conv_unmime_header(hentry[H_BCC].body, NULL);
2112                 g_free(hentry[H_BCC].body);
2113                 hentry[H_BCC].body = NULL;
2114         }
2115         if (hentry[H_NEWSGROUPS].body != NULL) {
2116                 compose->newsgroups = hentry[H_NEWSGROUPS].body;
2117                 hentry[H_NEWSGROUPS].body = NULL;
2118         }
2119         if (hentry[H_FOLLOWUP_TO].body != NULL) {
2120                 if (hentry[H_FOLLOWUP_TO].body[0] != '\0') {
2121                         compose->followup_to =
2122                                 conv_unmime_header(hentry[H_FOLLOWUP_TO].body,
2123                                                    NULL);
2124                 }
2125                 g_free(hentry[H_FOLLOWUP_TO].body);
2126                 hentry[H_FOLLOWUP_TO].body = NULL;
2127         }
2128         if (hentry[H_LIST_POST].body != NULL) {
2129                 gchar *to = NULL;
2130
2131                 extract_address(hentry[H_LIST_POST].body);
2132                 if (hentry[H_LIST_POST].body[0] != '\0') {
2133                         scan_mailto_url(hentry[H_LIST_POST].body,
2134                                         &to, NULL, NULL, NULL, NULL);
2135                         if (to) {
2136                                 g_free(compose->ml_post);
2137                                 compose->ml_post = to;
2138                         }
2139                 }
2140                 g_free(hentry[H_LIST_POST].body);
2141                 hentry[H_LIST_POST].body = NULL;
2142         }
2143
2144         /* CLAWS - X-Priority */
2145         if (compose->mode == COMPOSE_REEDIT)
2146                 if (hentry[H_X_PRIORITY].body != NULL) {
2147                         gint priority;
2148
2149                         priority = atoi(hentry[H_X_PRIORITY].body);
2150                         g_free(hentry[H_X_PRIORITY].body);
2151
2152                         hentry[H_X_PRIORITY].body = NULL;
2153
2154                         if (priority < PRIORITY_HIGHEST ||
2155                             priority > PRIORITY_LOWEST)
2156                                 priority = PRIORITY_NORMAL;
2157
2158                         compose->priority =  priority;
2159                 }
2160
2161         if (compose->mode == COMPOSE_REEDIT) {
2162                 if (msginfo->inreplyto && *msginfo->inreplyto)
2163                         compose->inreplyto = g_strdup(msginfo->inreplyto);
2164                 return 0;
2165         }
2166
2167         if (msginfo->msgid && *msginfo->msgid)
2168                 compose->inreplyto = g_strdup(msginfo->msgid);
2169
2170         if (!compose->references) {
2171                 if (msginfo->msgid && *msginfo->msgid) {
2172                         if (msginfo->inreplyto && *msginfo->inreplyto)
2173                                 compose->references =
2174                                         g_strdup_printf("<%s>\n\t<%s>",
2175                                                         msginfo->inreplyto,
2176                                                         msginfo->msgid);
2177                         else
2178                                 compose->references =
2179                                         g_strconcat("<", msginfo->msgid, ">",
2180                                                     NULL);
2181                 } else if (msginfo->inreplyto && *msginfo->inreplyto) {
2182                         compose->references =
2183                                 g_strconcat("<", msginfo->inreplyto, ">",
2184                                             NULL);
2185                 }
2186         }
2187
2188         return 0;
2189 }
2190
2191 static gchar *compose_parse_references(const gchar *ref, const gchar *msgid)
2192 {
2193         GSList *ref_id_list, *cur;
2194         GString *new_ref;
2195         gchar *new_ref_str;
2196
2197         ref_id_list = references_list_append(NULL, ref);
2198         if (!ref_id_list) return NULL;
2199         if (msgid && *msgid)
2200                 ref_id_list = g_slist_append(ref_id_list, g_strdup(msgid));
2201
2202         for (;;) {
2203                 gint len = 0;
2204
2205                 for (cur = ref_id_list; cur != NULL; cur = cur->next)
2206                         /* "<" + Message-ID + ">" + CR+LF+TAB */
2207                         len += strlen((gchar *)cur->data) + 5;
2208
2209                 if (len > MAX_REFERENCES_LEN) {
2210                         /* remove second message-ID */
2211                         if (ref_id_list && ref_id_list->next &&
2212                             ref_id_list->next->next) {
2213                                 g_free(ref_id_list->next->data);
2214                                 ref_id_list = g_slist_remove
2215                                         (ref_id_list, ref_id_list->next->data);
2216                         } else {
2217                                 slist_free_strings(ref_id_list);
2218                                 g_slist_free(ref_id_list);
2219                                 return NULL;
2220                         }
2221                 } else
2222                         break;
2223         }
2224
2225         new_ref = g_string_new("");
2226         for (cur = ref_id_list; cur != NULL; cur = cur->next) {
2227                 if (new_ref->len > 0)
2228                         g_string_append(new_ref, "\n\t");
2229                 g_string_append_printf(new_ref, "<%s>", (gchar *)cur->data);
2230         }
2231
2232         slist_free_strings(ref_id_list);
2233         g_slist_free(ref_id_list);
2234
2235         new_ref_str = new_ref->str;
2236         g_string_free(new_ref, FALSE);
2237
2238         return new_ref_str;
2239 }
2240
2241 static gchar *compose_quote_fmt(Compose *compose, MsgInfo *msginfo,
2242                                 const gchar *fmt, const gchar *qmark,
2243                                 const gchar *body, gboolean rewrap)
2244 {
2245         static MsgInfo dummyinfo;
2246         gchar *quote_str = NULL;
2247         gchar *buf;
2248         gboolean prev_autowrap;
2249         const gchar *trimmed_body = body;
2250         gint cursor_pos = -1;
2251         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
2252         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2253         GtkTextIter iter;
2254         GtkTextMark *mark;
2255
2256
2257         SIGNAL_BLOCK(buffer);
2258
2259         if (!msginfo)
2260                 msginfo = &dummyinfo;
2261
2262         if (qmark != NULL) {
2263                 quote_fmt_init(msginfo, NULL, NULL, FALSE);
2264                 quote_fmt_scan_string(qmark);
2265                 quote_fmt_parse();
2266
2267                 buf = quote_fmt_get_buffer();
2268                 if (buf == NULL)
2269                         alertpanel_error(_("Quote mark format error."));
2270                 else
2271                         Xstrdup_a(quote_str, buf, goto error)
2272         }
2273
2274         if (fmt && *fmt != '\0') {
2275                 while (trimmed_body && strlen(trimmed_body) > 1
2276                         && trimmed_body[0]=='\n')
2277                         *trimmed_body++;
2278
2279                 quote_fmt_init(msginfo, quote_str, trimmed_body, FALSE);
2280                 quote_fmt_scan_string(fmt);
2281                 quote_fmt_parse();
2282
2283                 buf = quote_fmt_get_buffer();
2284                 if (buf == NULL) {
2285                         alertpanel_error(_("Message reply/forward format error."));
2286                         goto error;
2287                 }
2288         } else
2289                 buf = "";
2290
2291         prev_autowrap = compose->autowrap;
2292         compose->autowrap = FALSE;
2293
2294         mark = gtk_text_buffer_get_insert(buffer);
2295         gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
2296         if (g_utf8_validate(buf, -1, NULL)) {
2297                 gtk_text_buffer_insert(buffer, &iter, buf, -1);
2298         } else {
2299                 gchar *tmpout = NULL;
2300                 tmpout = conv_codeset_strdup
2301                         (buf, conv_get_locale_charset_str_no_utf8(),
2302                          CS_INTERNAL);
2303                 if (!tmpout || !g_utf8_validate(tmpout, -1, NULL)) {
2304                         g_free(tmpout);
2305                         tmpout = g_malloc(strlen(buf)*2+1);
2306                         conv_localetodisp(tmpout, strlen(buf)*2+1, buf);
2307                 }
2308                 gtk_text_buffer_insert(buffer, &iter, tmpout, -1);
2309                 g_free(tmpout);
2310         }
2311
2312         cursor_pos = quote_fmt_get_cursor_pos();
2313         compose->set_cursor_pos = cursor_pos;
2314         if (cursor_pos == -1) {
2315                 cursor_pos = 0;
2316         }
2317         gtk_text_buffer_get_start_iter(buffer, &iter);
2318         gtk_text_buffer_get_iter_at_offset(buffer, &iter, cursor_pos);
2319         gtk_text_buffer_place_cursor(buffer, &iter);
2320
2321         compose->autowrap = prev_autowrap;
2322         if (compose->autowrap && rewrap)
2323                 compose_wrap_all(compose);
2324
2325         goto ok;
2326
2327 error:
2328         buf = NULL;
2329 ok:
2330         SIGNAL_UNBLOCK(buffer);
2331
2332
2333         return buf;
2334 }
2335
2336 /* if ml_post is of type addr@host and from is of type
2337  * addr-anything@host, return TRUE
2338  */
2339 static gboolean is_subscription(const gchar *ml_post, const gchar *from)
2340 {
2341         gchar *left_ml = NULL;
2342         gchar *right_ml = NULL;
2343         gchar *left_from = NULL;
2344         gchar *right_from = NULL;
2345         gboolean result = FALSE;
2346
2347         if (!ml_post || !from)
2348                 return FALSE;
2349
2350         left_ml = g_strdup(ml_post);
2351         if (strstr(left_ml, "@")) {
2352                 right_ml = strstr(left_ml, "@")+1;
2353                 *(strstr(left_ml, "@")) = '\0';
2354         }
2355
2356         left_from = g_strdup(from);
2357         if (strstr(left_from, "@")) {
2358                 right_from = strstr(left_from, "@")+1;
2359                 *(strstr(left_from, "@")) = '\0';
2360         }
2361
2362         if (left_ml && left_from && right_ml && right_from
2363         &&  !strncmp(left_from, left_ml, strlen(left_ml))
2364         &&  !strcmp(right_from, right_ml)) {
2365                 result = TRUE;
2366         }
2367         g_free(left_ml);
2368         g_free(left_from);
2369
2370         return result;
2371 }
2372
2373 static gboolean same_address(const gchar *addr1, const gchar *addr2)
2374 {
2375         gchar *my_addr1, *my_addr2;
2376
2377         if (!addr1 || !addr2)
2378                 return FALSE;
2379
2380         Xstrdup_a(my_addr1, addr1, return FALSE);
2381         Xstrdup_a(my_addr2, addr2, return FALSE);
2382
2383         extract_address(my_addr1);
2384         extract_address(my_addr2);
2385
2386         return !strcmp(my_addr1, my_addr2);
2387 }
2388
2389 static void compose_reply_set_entry(Compose *compose, MsgInfo *msginfo,
2390                                     gboolean to_all, gboolean to_ml,
2391                                     gboolean to_sender,
2392                                     gboolean followup_and_reply_to)
2393 {
2394         GSList *cc_list = NULL;
2395         GSList *cur;
2396         gchar *from = NULL;
2397         gchar *replyto = NULL;
2398         GHashTable *to_table;
2399
2400         gboolean reply_to_ml = FALSE;
2401         gboolean default_reply_to = FALSE;
2402
2403         g_return_if_fail(compose->account != NULL);
2404         g_return_if_fail(msginfo != NULL);
2405
2406         reply_to_ml = to_ml && compose->ml_post;
2407
2408         default_reply_to = msginfo->folder &&
2409                 msginfo->folder->prefs->enable_default_reply_to;
2410
2411         if (compose->account->protocol != A_NNTP) {
2412                 if (reply_to_ml && !default_reply_to) {
2413
2414                         gboolean is_subscr = is_subscription(compose->ml_post,
2415                                                              msginfo->from);
2416                         if (!is_subscr) {
2417                                 /* normal answer to ml post with a reply-to */
2418                                 compose_entry_append(compose,
2419                                            compose->ml_post,
2420                                            COMPOSE_TO);
2421                                 if (compose->replyto
2422                                 &&  !same_address(compose->ml_post, compose->replyto))
2423                                         compose_entry_append(compose,
2424                                                 compose->replyto,
2425                                                 COMPOSE_CC);
2426                         } else {
2427                                 /* answer to subscription confirmation */
2428                                 if (compose->replyto)
2429                                         compose_entry_append(compose,
2430                                                 compose->replyto,
2431                                                 COMPOSE_TO);
2432                                 else if (msginfo->from)
2433                                         compose_entry_append(compose,
2434                                                 msginfo->from,
2435                                                 COMPOSE_TO);
2436                         }
2437                 }
2438                 else if (!(to_all || to_sender) && default_reply_to) {
2439                         compose_entry_append(compose,
2440                             msginfo->folder->prefs->default_reply_to,
2441                             COMPOSE_TO);
2442                         compose_entry_mark_default_to(compose,
2443                                 msginfo->folder->prefs->default_reply_to);
2444                 } else {
2445                         gchar *tmp1 = NULL;
2446                         if (!msginfo->from)
2447                                 return;
2448                         Xstrdup_a(tmp1, msginfo->from, return);
2449                         extract_address(tmp1);
2450                         if (to_all || to_sender ||
2451                             !account_find_from_address(tmp1))
2452                                 compose_entry_append(compose,
2453                                  (compose->replyto && !to_sender)
2454                                           ? compose->replyto :
2455                                           msginfo->from ? msginfo->from : "",
2456                                           COMPOSE_TO);
2457                         else if (!to_all && !to_sender) {
2458                                 /* reply to the last list of recipients */
2459                                 compose_entry_append(compose,
2460                                           msginfo->to ? msginfo->to : "",
2461                                           COMPOSE_TO);
2462                                 compose_entry_append(compose,
2463                                           msginfo->cc ? msginfo->cc : "",
2464                                           COMPOSE_CC);
2465                         }
2466                 }
2467         } else {
2468                 if (to_sender || (compose->followup_to &&
2469                         !strncmp(compose->followup_to, "poster", 6)))
2470                         compose_entry_append
2471                                 (compose,
2472                                  (compose->replyto ? compose->replyto :
2473                                         msginfo->from ? msginfo->from : ""),
2474                                  COMPOSE_TO);
2475
2476                 else if (followup_and_reply_to || to_all) {
2477                         compose_entry_append
2478                                 (compose,
2479                                  (compose->replyto ? compose->replyto :
2480                                  msginfo->from ? msginfo->from : ""),
2481                                  COMPOSE_TO);
2482
2483                         compose_entry_append
2484                                 (compose,
2485                                  compose->followup_to ? compose->followup_to :
2486                                  compose->newsgroups ? compose->newsgroups : "",
2487                                  COMPOSE_NEWSGROUPS);
2488                 }
2489                 else
2490                         compose_entry_append
2491                                 (compose,
2492                                  compose->followup_to ? compose->followup_to :
2493                                  compose->newsgroups ? compose->newsgroups : "",
2494                                  COMPOSE_NEWSGROUPS);
2495         }
2496
2497         if (msginfo->subject && *msginfo->subject) {
2498                 gchar *buf, *buf2;
2499                 guchar *p;
2500
2501                 buf = p = g_strdup(msginfo->subject);
2502                 p += subject_get_prefix_length(p);
2503                 memmove(buf, p, strlen(p) + 1);
2504
2505                 buf2 = g_strdup_printf("Re: %s", buf);
2506                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), buf2);
2507
2508                 g_free(buf2);
2509                 g_free(buf);
2510         } else
2511                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), "Re: ");
2512
2513         if (to_ml && compose->ml_post) return;
2514         if (!to_all || compose->account->protocol == A_NNTP) return;
2515
2516         if (compose->replyto) {
2517                 Xstrdup_a(replyto, compose->replyto, return);
2518                 extract_address(replyto);
2519         }
2520         if (msginfo->from) {
2521                 Xstrdup_a(from, msginfo->from, return);
2522                 extract_address(from);
2523         }
2524
2525         if (replyto && from)
2526                 cc_list = address_list_append_with_comments(cc_list, from);
2527         if (to_all && msginfo->folder &&
2528             msginfo->folder->prefs->enable_default_reply_to)
2529                 cc_list = address_list_append_with_comments(cc_list,
2530                                 msginfo->folder->prefs->default_reply_to);
2531         cc_list = address_list_append_with_comments(cc_list, msginfo->to);
2532         cc_list = address_list_append_with_comments(cc_list, compose->cc);
2533
2534         to_table = g_hash_table_new(g_str_hash, g_str_equal);
2535         if (replyto)
2536                 g_hash_table_insert(to_table, g_strdup(replyto), GINT_TO_POINTER(1));
2537         if (compose->account)
2538                 g_hash_table_insert(to_table, g_strdup(compose->account->address),
2539                                     GINT_TO_POINTER(1));
2540
2541         /* remove address on To: and that of current account */
2542         for (cur = cc_list; cur != NULL; ) {
2543                 GSList *next = cur->next;
2544                 gchar *addr;
2545
2546                 addr = g_strdup(cur->data);
2547                 extract_address(addr);
2548
2549                 if (GPOINTER_TO_INT(g_hash_table_lookup(to_table, addr)) == 1)
2550                         cc_list = g_slist_remove(cc_list, cur->data);
2551                 else
2552                         g_hash_table_insert(to_table, addr, GINT_TO_POINTER(1));
2553
2554                 cur = next;
2555         }
2556         hash_free_strings(to_table);
2557         g_hash_table_destroy(to_table);
2558
2559         if (cc_list) {
2560                 for (cur = cc_list; cur != NULL; cur = cur->next)
2561                         compose_entry_append(compose, (gchar *)cur->data,
2562                                              COMPOSE_CC);
2563                 slist_free_strings(cc_list);
2564                 g_slist_free(cc_list);
2565         }
2566
2567 }
2568
2569 #define SET_ENTRY(entry, str) \
2570 { \
2571         if (str && *str) \
2572                 gtk_entry_set_text(GTK_ENTRY(compose->entry), str); \
2573 }
2574
2575 #define SET_ADDRESS(type, str) \
2576 { \
2577         if (str && *str) \
2578                 compose_entry_append(compose, str, type); \
2579 }
2580
2581 static void compose_reedit_set_entry(Compose *compose, MsgInfo *msginfo)
2582 {
2583         g_return_if_fail(msginfo != NULL);
2584
2585         SET_ENTRY(subject_entry, msginfo->subject);
2586         SET_ADDRESS(COMPOSE_TO, msginfo->to);
2587         SET_ADDRESS(COMPOSE_CC, compose->cc);
2588         SET_ADDRESS(COMPOSE_BCC, compose->bcc);
2589         SET_ADDRESS(COMPOSE_REPLYTO, compose->replyto);
2590         SET_ADDRESS(COMPOSE_NEWSGROUPS, compose->newsgroups);
2591         SET_ADDRESS(COMPOSE_FOLLOWUPTO, compose->followup_to);
2592
2593         compose_update_priority_menu_item(compose);
2594         compose_update_privacy_system_menu_item(compose, FALSE);
2595         compose_show_first_last_header(compose, TRUE);
2596 }
2597
2598 #undef SET_ENTRY
2599 #undef SET_ADDRESS
2600
2601 static void compose_insert_sig(Compose *compose, gboolean replace)
2602 {
2603         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
2604         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2605         GtkTextMark *mark;
2606         GtkTextIter iter, iter_end;
2607         gint cur_pos;
2608         gboolean prev_autowrap;
2609
2610
2611         g_return_if_fail(compose->account != NULL);
2612
2613         prev_autowrap = compose->autowrap;
2614         compose->autowrap = FALSE;
2615
2616         g_signal_handlers_block_by_func(G_OBJECT(buffer),
2617                                         G_CALLBACK(compose_changed_cb),
2618                                         compose);
2619
2620         mark = gtk_text_buffer_get_insert(buffer);
2621         gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
2622         cur_pos = gtk_text_iter_get_offset (&iter);
2623
2624         gtk_text_buffer_get_end_iter(buffer, &iter);
2625
2626         if (replace && compose->sig_str) {
2627                 gboolean found;
2628                 GtkTextIter first_iter, start_iter, end_iter;
2629
2630                 gtk_text_buffer_get_start_iter(buffer, &first_iter);
2631
2632                 if (compose->sig_str[0] == '\0')
2633                         found = FALSE;
2634                 else
2635                         found = gtk_text_iter_forward_search(&first_iter,
2636                                                              compose->sig_str,
2637                                                              GTK_TEXT_SEARCH_TEXT_ONLY,
2638                                                              &start_iter, &end_iter,
2639                                                              NULL);
2640
2641                 if (found) {
2642                         gtk_text_buffer_delete(buffer, &start_iter, &end_iter);
2643                         iter = start_iter;
2644                 }
2645         }
2646
2647         g_free(compose->sig_str);
2648         compose->sig_str = compose_get_signature_str(compose);
2649         if (!compose->sig_str || (replace && !compose->account->auto_sig))
2650                 compose->sig_str = g_strdup("");
2651
2652         cur_pos = gtk_text_iter_get_offset(&iter);
2653         gtk_text_buffer_insert(buffer, &iter, compose->sig_str, -1);
2654         /* skip \n\n */
2655         gtk_text_buffer_get_iter_at_offset(buffer, &iter, cur_pos);
2656         gtk_text_iter_forward_char(&iter);
2657         gtk_text_iter_forward_char(&iter);
2658         gtk_text_buffer_get_end_iter(buffer, &iter_end);
2659         gtk_text_buffer_apply_tag_by_name(buffer,"signature",&iter, &iter_end);
2660
2661         if (cur_pos > gtk_text_buffer_get_char_count (buffer))
2662                 cur_pos = gtk_text_buffer_get_char_count (buffer);
2663
2664         /* put the cursor where it should be
2665          * either where the quote_fmt says, either before the signature */
2666         if (compose->set_cursor_pos < 0)
2667                 gtk_text_buffer_get_iter_at_offset(buffer, &iter, cur_pos);
2668         else
2669                 gtk_text_buffer_get_iter_at_offset(buffer, &iter,
2670                         compose->set_cursor_pos);
2671
2672         gtk_text_buffer_place_cursor(buffer, &iter);
2673         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),
2674                                         G_CALLBACK(compose_changed_cb),
2675                                         compose);
2676
2677         compose->autowrap = prev_autowrap;
2678         if (compose->autowrap)
2679                 compose_wrap_all(compose);
2680 }
2681
2682 static gchar *compose_get_signature_str(Compose *compose)
2683 {
2684         gchar *sig_body = NULL;
2685         gchar *sig_str = NULL;
2686         gchar *utf8_sig_str = NULL;
2687
2688         g_return_val_if_fail(compose->account != NULL, NULL);
2689
2690         if (!compose->account->sig_path)
2691                 return NULL;
2692
2693         if (compose->account->sig_type == SIG_FILE) {
2694                 if (!is_file_or_fifo_exist(compose->account->sig_path)) {
2695                         g_warning("can't open signature file: %s\n",
2696                                   compose->account->sig_path);
2697                         return NULL;
2698                 }
2699         }
2700
2701         if (compose->account->sig_type == SIG_COMMAND)
2702                 sig_body = get_command_output(compose->account->sig_path);
2703         else {
2704                 gchar *tmp;
2705
2706                 tmp = file_read_to_str(compose->account->sig_path);
2707                 if (!tmp)
2708                         return NULL;
2709                 sig_body = normalize_newlines(tmp);
2710                 g_free(tmp);
2711         }
2712
2713         if (compose->account->sig_sep) {
2714                 sig_str = g_strconcat("\n\n", compose->account->sig_sep, "\n", sig_body,
2715                                       NULL);
2716                 g_free(sig_body);
2717         } else
2718                 sig_str = g_strconcat("\n\n", sig_body, NULL);
2719
2720         if (sig_str) {
2721                 if (g_utf8_validate(sig_str, -1, NULL) == TRUE)
2722                         utf8_sig_str = sig_str;
2723                 else {
2724                         utf8_sig_str = conv_codeset_strdup
2725                                 (sig_str, conv_get_locale_charset_str_no_utf8(),
2726                                  CS_INTERNAL);
2727                         g_free(sig_str);
2728                 }
2729         }
2730
2731         return utf8_sig_str;
2732 }
2733
2734 static ComposeInsertResult compose_insert_file(Compose *compose, const gchar *file)
2735 {
2736         GtkTextView *text;
2737         GtkTextBuffer *buffer;
2738         GtkTextMark *mark;
2739         GtkTextIter iter;
2740         const gchar *cur_encoding;
2741         gchar buf[BUFFSIZE];
2742         gint len;
2743         FILE *fp;
2744         gboolean prev_autowrap;
2745         gboolean badtxt = FALSE;
2746
2747         g_return_val_if_fail(file != NULL, COMPOSE_INSERT_NO_FILE);
2748
2749         if ((fp = g_fopen(file, "rb")) == NULL) {
2750                 FILE_OP_ERROR(file, "fopen");
2751                 return COMPOSE_INSERT_READ_ERROR;
2752         }
2753
2754         prev_autowrap = compose->autowrap;
2755         compose->autowrap = FALSE;
2756
2757         text = GTK_TEXT_VIEW(compose->text);
2758         buffer = gtk_text_view_get_buffer(text);
2759         mark = gtk_text_buffer_get_insert(buffer);
2760         gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
2761
2762         g_signal_handlers_block_by_func(G_OBJECT(buffer),
2763                                         G_CALLBACK(text_inserted),
2764                                         compose);
2765
2766         cur_encoding = conv_get_locale_charset_str();
2767
2768         while (fgets(buf, sizeof(buf), fp) != NULL) {
2769                 gchar *str;
2770
2771                 if (g_utf8_validate(buf, -1, NULL) == TRUE)
2772                         str = g_strdup(buf);
2773                 else
2774                         str = conv_codeset_strdup
2775                                 (buf, cur_encoding, CS_INTERNAL);
2776                 if (!str) continue;
2777
2778                 /* strip <CR> if DOS/Windows file,
2779                    replace <CR> with <LF> if Macintosh file. */
2780                 strcrchomp(str);
2781                 len = strlen(str);
2782                 if (len > 0 && str[len - 1] != '\n') {
2783                         while (--len >= 0)
2784                                 if (str[len] == '\r') str[len] = '\n';
2785                 }
2786
2787                 gtk_text_buffer_insert(buffer, &iter, str, -1);
2788                 g_free(str);
2789         }
2790
2791         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),
2792                                           G_CALLBACK(text_inserted),
2793                                           compose);
2794         compose->autowrap = prev_autowrap;
2795         if (compose->autowrap)
2796                 compose_wrap_all(compose);
2797
2798         fclose(fp);
2799
2800         if (badtxt)
2801                 return COMPOSE_INSERT_INVALID_CHARACTER;
2802         else
2803                 return COMPOSE_INSERT_SUCCESS;
2804 }
2805
2806 static void compose_attach_append(Compose *compose, const gchar *file,
2807                                   const gchar *filename,
2808                                   const gchar *content_type)
2809 {
2810         AttachInfo *ainfo;
2811         GtkTreeIter iter;
2812         FILE *fp;
2813         off_t size;
2814         GAuto *auto_ainfo;
2815         gchar *size_text;
2816         GtkListStore *store;
2817         gchar *name;
2818         gboolean has_binary = FALSE;
2819
2820         if (!is_file_exist(file)) {
2821                 g_warning("File %s doesn't exist\n", filename);
2822                 return;
2823         }
2824         if ((size = get_file_size(file)) < 0) {
2825                 g_warning("Can't get file size of %s\n", filename);
2826                 return;
2827         }
2828         if (size == 0) {
2829                 alertpanel_notice(_("File %s is empty."), filename);
2830                 return;
2831         }
2832         if ((fp = g_fopen(file, "rb")) == NULL) {
2833                 alertpanel_error(_("Can't read %s."), filename);
2834                 return;
2835         }
2836         fclose(fp);
2837
2838         ainfo = g_new0(AttachInfo, 1);
2839         auto_ainfo = g_auto_pointer_new_with_free
2840                         (ainfo, (GFreeFunc) compose_attach_info_free);
2841         ainfo->file = g_strdup(file);
2842
2843         if (content_type) {
2844                 ainfo->content_type = g_strdup(content_type);
2845                 if (!g_ascii_strcasecmp(content_type, "message/rfc822")) {
2846                         MsgInfo *msginfo;
2847                         MsgFlags flags = {0, 0};
2848
2849                         if (procmime_get_encoding_for_text_file(file, &has_binary) == ENC_7BIT)
2850                                 ainfo->encoding = ENC_7BIT;
2851                         else
2852                                 ainfo->encoding = ENC_8BIT;
2853
2854                         msginfo = procheader_parse_file(file, flags, FALSE, FALSE);
2855                         if (msginfo && msginfo->subject)
2856                                 name = g_strdup(msginfo->subject);
2857                         else
2858                                 name = g_path_get_basename(filename ? filename : file);
2859
2860                         ainfo->name = g_strdup_printf(_("Message: %s"), name);
2861
2862                         procmsg_msginfo_free(msginfo);
2863                 } else {
2864                         if (!g_ascii_strncasecmp(content_type, "text", 4))
2865                                 ainfo->encoding = procmime_get_encoding_for_text_file(file, &has_binary);
2866                         else
2867                                 ainfo->encoding = ENC_BASE64;
2868                         name = g_path_get_basename(filename ? filename : file);
2869                         ainfo->name = g_strdup(name);
2870                 }
2871                 g_free(name);
2872         } else {
2873                 ainfo->content_type = procmime_get_mime_type(file);
2874                 if (!ainfo->content_type) {
2875                         ainfo->content_type =
2876                                 g_strdup("application/octet-stream");
2877                         ainfo->encoding = ENC_BASE64;
2878                 } else if (!g_ascii_strncasecmp(ainfo->content_type, "text", 4))
2879                         ainfo->encoding =
2880                                 procmime_get_encoding_for_text_file(file, &has_binary);
2881                 else
2882                         ainfo->encoding = ENC_BASE64;
2883                 name = g_path_get_basename(filename ? filename : file);
2884                 ainfo->name = g_strdup(name);
2885                 g_free(name);
2886         }
2887
2888         if (!strcmp(ainfo->content_type, "unknown") || has_binary) {
2889                 g_free(ainfo->content_type);
2890                 ainfo->content_type = g_strdup("application/octet-stream");
2891         }
2892
2893         ainfo->size = size;
2894         size_text = to_human_readable(size);
2895
2896         store = GTK_LIST_STORE(gtk_tree_view_get_model
2897                         (GTK_TREE_VIEW(compose->attach_clist)));
2898
2899         gtk_list_store_append(store, &iter);
2900         gtk_list_store_set(store, &iter,
2901                            COL_MIMETYPE, ainfo->content_type,
2902                            COL_SIZE, size_text,
2903                            COL_NAME, ainfo->name,
2904                            COL_DATA, ainfo,
2905                            COL_AUTODATA, auto_ainfo,
2906                            -1);
2907
2908         g_auto_pointer_free(auto_ainfo);
2909 }
2910
2911 static void compose_use_signing(Compose *compose, gboolean use_signing)
2912 {
2913         GtkItemFactory *ifactory;
2914         GtkWidget *menuitem = NULL;
2915
2916         compose->use_signing = use_signing;
2917         ifactory = gtk_item_factory_from_widget(compose->menubar);
2918         menuitem = gtk_item_factory_get_item
2919                 (ifactory, "/Options/Sign");
2920         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
2921                                        use_signing);
2922 }
2923
2924 static void compose_use_encryption(Compose *compose, gboolean use_encryption)
2925 {
2926         GtkItemFactory *ifactory;
2927         GtkWidget *menuitem = NULL;
2928
2929         compose->use_encryption = use_encryption;
2930         ifactory = gtk_item_factory_from_widget(compose->menubar);
2931         menuitem = gtk_item_factory_get_item
2932                 (ifactory, "/Options/Encrypt");
2933
2934         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
2935                                        use_encryption);
2936 }
2937
2938 #define NEXT_PART_NOT_CHILD(info)  \
2939 {  \
2940         node = info->node;  \
2941         while (node->children)  \
2942                 node = g_node_last_child(node);  \
2943         info = procmime_mimeinfo_next((MimeInfo *)node->data);  \
2944 }
2945
2946 static void compose_attach_parts(Compose *compose, MsgInfo *msginfo)
2947 {
2948         MimeInfo *mimeinfo;
2949         MimeInfo *child;
2950         MimeInfo *firsttext = NULL;
2951         MimeInfo *encrypted = NULL;
2952         GNode    *node;
2953         gchar *outfile;
2954         const gchar *partname = NULL;
2955
2956         mimeinfo = procmime_scan_message(msginfo);
2957         if (!mimeinfo) return;
2958
2959         if (mimeinfo->node->children == NULL) {
2960                 procmime_mimeinfo_free_all(mimeinfo);
2961                 return;
2962         }
2963
2964         /* find first content part */
2965         child = (MimeInfo *) mimeinfo->node->children->data;
2966         while (child && child->node->children && (child->type == MIMETYPE_MULTIPART))
2967                 child = (MimeInfo *)child->node->children->data;
2968
2969         if (child->type == MIMETYPE_TEXT) {
2970                 firsttext = child;
2971                 debug_print("First text part found\n");
2972         } else if (compose->mode == COMPOSE_REEDIT &&
2973                  child->type == MIMETYPE_APPLICATION &&
2974                  !g_ascii_strcasecmp(child->subtype, "pgp-encrypted")) {
2975                 encrypted = (MimeInfo *)child->node->parent->data;
2976         }
2977
2978         child = (MimeInfo *) mimeinfo->node->children->data;
2979         while (child != NULL) {
2980                 if (child == encrypted) {
2981                         /* skip this part of tree */
2982                         NEXT_PART_NOT_CHILD(child);
2983                         continue;
2984                 }
2985
2986                 if (child->type == MIMETYPE_MULTIPART) {
2987                         /* get the actual content */
2988                         child = procmime_mimeinfo_next(child);
2989                         continue;
2990                 }
2991
2992                 if (child == firsttext) {
2993                         child = procmime_mimeinfo_next(child);
2994                         continue;
2995                 }
2996
2997                 outfile = procmime_get_tmp_file_name(child);
2998                 if (procmime_get_part(outfile, child) < 0)
2999                         g_warning("Can't get the part of multipart message.");
3000                 else {
3001                         gchar *content_type;
3002
3003                         content_type = procmime_get_content_type_str(child->type, child->subtype);
3004
3005                         /* if we meet a pgp signature, we don't attach it, but
3006                          * we force signing. */
3007                         if (strcmp(content_type, "application/pgp-signature")) {
3008                                 partname = procmime_mimeinfo_get_parameter(child, "filename");
3009                                 if (partname == NULL)
3010                                         partname = procmime_mimeinfo_get_parameter(child, "name");
3011                                 if (partname == NULL)
3012                                         partname = "";
3013                                 compose_attach_append(compose, outfile,
3014                                                       partname, content_type);
3015                         } else {
3016                                 compose_force_signing(compose, compose->account);
3017                         }
3018                         g_free(content_type);
3019                 }
3020                 g_free(outfile);
3021                 NEXT_PART_NOT_CHILD(child);
3022         }
3023         procmime_mimeinfo_free_all(mimeinfo);
3024 }
3025
3026 #undef NEXT_PART_NOT_CHILD
3027
3028
3029
3030 typedef enum {
3031         WAIT_FOR_INDENT_CHAR,
3032         WAIT_FOR_INDENT_CHAR_OR_SPACE,
3033 } IndentState;
3034
3035 /* return indent length, we allow:
3036    indent characters followed by indent characters or spaces/tabs,
3037    alphabets and numbers immediately followed by indent characters,
3038    and the repeating sequences of the above
3039    If quote ends with multiple spaces, only the first one is included. */
3040 static gchar *compose_get_quote_str(GtkTextBuffer *buffer,
3041                                     const GtkTextIter *start, gint *len)
3042 {
3043         GtkTextIter iter = *start;
3044         gunichar wc;
3045         gchar ch[6];
3046         gint clen;
3047         IndentState state = WAIT_FOR_INDENT_CHAR;
3048         gboolean is_space;
3049         gboolean is_indent;
3050         gint alnum_count = 0;
3051         gint space_count = 0;
3052         gint quote_len = 0;
3053
3054         if (prefs_common.quote_chars == NULL) {
3055                 return 0 ;
3056         }
3057
3058         while (!gtk_text_iter_ends_line(&iter)) {
3059                 wc = gtk_text_iter_get_char(&iter);
3060                 if (g_unichar_iswide(wc))
3061                         break;
3062                 clen = g_unichar_to_utf8(wc, ch);
3063                 if (clen != 1)
3064                         break;
3065
3066                 is_indent = strchr(prefs_common.quote_chars, ch[0]) ? TRUE : FALSE;
3067                 is_space = g_unichar_isspace(wc);
3068
3069                 if (state == WAIT_FOR_INDENT_CHAR) {
3070                         if (!is_indent && !g_unichar_isalnum(wc))
3071                                 break;
3072                         if (is_indent) {
3073                                 quote_len += alnum_count + space_count + 1;
3074                                 alnum_count = space_count = 0;
3075                                 state = WAIT_FOR_INDENT_CHAR_OR_SPACE;
3076                         } else
3077                                 alnum_count++;
3078                 } else if (state == WAIT_FOR_INDENT_CHAR_OR_SPACE) {
3079                         if (!is_indent && !is_space && !g_unichar_isalnum(wc))
3080                                 break;
3081                         if (is_space)
3082                                 space_count++;
3083                         else if (is_indent) {
3084                                 quote_len += alnum_count + space_count + 1;
3085                                 alnum_count = space_count = 0;
3086                         } else {
3087                                 alnum_count++;
3088                                 state = WAIT_FOR_INDENT_CHAR;
3089                         }
3090                 }
3091
3092                 gtk_text_iter_forward_char(&iter);
3093         }
3094
3095         if (quote_len > 0 && space_count > 0)
3096                 quote_len++;
3097
3098         if (len)
3099                 *len = quote_len;
3100
3101         if (quote_len > 0) {
3102                 iter = *start;
3103                 gtk_text_iter_forward_chars(&iter, quote_len);
3104                 return gtk_text_buffer_get_text(buffer, start, &iter, FALSE);
3105         }
3106
3107         return NULL;
3108 }
3109
3110 /* return TRUE if the line is itemized */
3111 static gboolean compose_is_itemized(GtkTextBuffer *buffer,
3112                                     const GtkTextIter *start)
3113 {
3114         GtkTextIter iter = *start;
3115         gunichar wc;
3116         gchar ch[6];
3117         gint clen;
3118
3119         if (gtk_text_iter_ends_line(&iter))
3120                 return FALSE;
3121
3122         while (1) {
3123                 wc = gtk_text_iter_get_char(&iter);
3124                 if (!g_unichar_isspace(wc))
3125                         break;
3126                 gtk_text_iter_forward_char(&iter);
3127                 if (gtk_text_iter_ends_line(&iter))
3128                         return FALSE;
3129         }
3130
3131         clen = g_unichar_to_utf8(wc, ch);
3132         if (clen != 1)
3133                 return FALSE;
3134
3135         if (!strchr("*-+", ch[0]))
3136                 return FALSE;
3137
3138         gtk_text_iter_forward_char(&iter);
3139         if (gtk_text_iter_ends_line(&iter))
3140                 return FALSE;
3141         wc = gtk_text_iter_get_char(&iter);
3142         if (g_unichar_isspace(wc))
3143                 return TRUE;
3144
3145         return FALSE;
3146 }
3147
3148 static gboolean compose_get_line_break_pos(GtkTextBuffer *buffer,
3149                                            const GtkTextIter *start,
3150                                            GtkTextIter *break_pos,
3151                                            gint max_col,
3152                                            gint quote_len)
3153 {
3154         GtkTextIter iter = *start, line_end = *start;
3155         PangoLogAttr *attrs;
3156         gchar *str;
3157         gchar *p;
3158         gint len;
3159         gint i;
3160         gint col = 0;
3161         gint pos = 0;
3162         gboolean can_break = FALSE;
3163         gboolean do_break = FALSE;
3164         gboolean was_white = FALSE;
3165         gboolean prev_dont_break = FALSE;
3166
3167         gtk_text_iter_forward_to_line_end(&line_end);
3168         str = gtk_text_buffer_get_text(buffer, &iter, &line_end, FALSE);
3169         len = g_utf8_strlen(str, -1);
3170         /* g_print("breaking line: %d: %s (len = %d)\n",
3171                 gtk_text_iter_get_line(&iter), str, len); */
3172         attrs = g_new(PangoLogAttr, len + 1);
3173
3174         pango_default_break(str, -1, NULL, attrs, len + 1);
3175
3176         p = str;
3177
3178         /* skip quote and leading spaces */
3179         for (i = 0; *p != '\0' && i < len; i++) {
3180                 gunichar wc;
3181
3182                 wc = g_utf8_get_char(p);
3183                 if (i >= quote_len && !g_unichar_isspace(wc))
3184                         break;
3185                 if (g_unichar_iswide(wc))
3186                         col += 2;
3187                 else if (*p == '\t')
3188                         col += 8;
3189                 else
3190                         col++;
3191                 p = g_utf8_next_char(p);
3192         }
3193
3194         for (; *p != '\0' && i < len; i++) {
3195                 PangoLogAttr *attr = attrs + i;
3196                 gunichar wc;
3197                 gint uri_len;
3198
3199                 if (attr->is_line_break && can_break && was_white && !prev_dont_break)
3200                         pos = i;
3201
3202                 was_white = attr->is_white;
3203
3204                 /* don't wrap URI */
3205                 if ((uri_len = get_uri_len(p)) > 0) {
3206                         col += uri_len;
3207                         if (pos > 0 && col > max_col) {
3208                                 do_break = TRUE;
3209                                 break;
3210                         }
3211                         i += uri_len - 1;
3212                         p += uri_len;
3213                         can_break = TRUE;
3214                         continue;
3215                 }
3216
3217                 wc = g_utf8_get_char(p);
3218                 if (g_unichar_iswide(wc)) {
3219                         col += 2;
3220                         if (prev_dont_break && can_break && attr->is_line_break)
3221                                 pos = i;
3222                 } else if (*p == '\t')
3223                         col += 8;
3224                 else
3225                         col++;
3226                 if (pos > 0 && col > max_col) {
3227                         do_break = TRUE;
3228                         break;
3229                 }
3230
3231                 if (*p == '-' || *p == '/')
3232                         prev_dont_break = TRUE;
3233                 else
3234                         prev_dont_break = FALSE;
3235
3236                 p = g_utf8_next_char(p);
3237                 can_break = TRUE;
3238         }
3239
3240         debug_print("compose_get_line_break_pos(): do_break = %d, pos = %d, col = %d\n", do_break, pos, col);
3241
3242         g_free(attrs);
3243         g_free(str);
3244
3245         *break_pos = *start;
3246         gtk_text_iter_set_line_offset(break_pos, pos);
3247
3248         return do_break;
3249 }
3250
3251 static gboolean compose_join_next_line(Compose *compose,
3252                                        GtkTextBuffer *buffer,
3253                                        GtkTextIter *iter,
3254                                        const gchar *quote_str)
3255 {
3256         GtkTextIter iter_ = *iter, cur, prev, next, end;
3257         PangoLogAttr attrs[3];
3258         gchar *str;
3259         gchar *next_quote_str;
3260         gunichar wc1, wc2;
3261         gint quote_len;
3262         gboolean keep_cursor = FALSE;
3263
3264         if (!gtk_text_iter_forward_line(&iter_) ||
3265             gtk_text_iter_ends_line(&iter_))
3266                 return FALSE;
3267
3268         next_quote_str = compose_get_quote_str(buffer, &iter_, &quote_len);
3269
3270         if ((quote_str || next_quote_str) &&
3271             strcmp2(quote_str, next_quote_str) != 0) {
3272                 g_free(next_quote_str);
3273                 return FALSE;
3274         }
3275         g_free(next_quote_str);
3276
3277         end = iter_;
3278         if (quote_len > 0) {
3279                 gtk_text_iter_forward_chars(&end, quote_len);
3280                 if (gtk_text_iter_ends_line(&end))
3281                         return FALSE;
3282         }
3283
3284         /* don't join itemized lines */
3285         if (compose_is_itemized(buffer, &end))
3286                 return FALSE;
3287
3288         /* don't join signature separator */
3289         if (compose_is_sig_separator(compose, buffer, &iter_))
3290                 return FALSE;
3291
3292         /* delete quote str */
3293         if (quote_len > 0)
3294                 gtk_text_buffer_delete(buffer, &iter_, &end);
3295
3296         /* don't join line breaks put by the user */
3297         prev = cur = iter_;
3298         gtk_text_iter_backward_char(&cur);
3299         if (gtk_text_iter_has_tag(&cur, compose->no_join_tag)) {
3300                 gtk_text_iter_forward_char(&cur);
3301                 *iter = cur;
3302                 return FALSE;
3303         }
3304         gtk_text_iter_forward_char(&cur);
3305         /* delete linebreak and extra spaces */
3306         while (gtk_text_iter_backward_char(&cur)) {
3307                 wc1 = gtk_text_iter_get_char(&cur);
3308                 if (!g_unichar_isspace(wc1))
3309                         break;
3310                 prev = cur;
3311         }
3312         next = cur = iter_;
3313         while (!gtk_text_iter_ends_line(&cur)) {
3314                 wc1 = gtk_text_iter_get_char(&cur);
3315                 if (!g_unichar_isspace(wc1))
3316                         break;
3317                 gtk_text_iter_forward_char(&cur);
3318                 next = cur;
3319         }
3320         if (!gtk_text_iter_equal(&prev, &next)) {
3321                 GtkTextMark *mark;
3322
3323                 mark = gtk_text_buffer_get_insert(buffer);
3324                 gtk_text_buffer_get_iter_at_mark(buffer, &cur, mark);
3325                 if (gtk_text_iter_equal(&prev, &cur))
3326                         keep_cursor = TRUE;
3327                 gtk_text_buffer_delete(buffer, &prev, &next);
3328         }
3329         iter_ = prev;
3330
3331         /* insert space if required */
3332         gtk_text_iter_backward_char(&prev);
3333         wc1 = gtk_text_iter_get_char(&prev);
3334         wc2 = gtk_text_iter_get_char(&next);
3335         gtk_text_iter_forward_char(&next);
3336         str = gtk_text_buffer_get_text(buffer, &prev, &next, FALSE);
3337         pango_default_break(str, -1, NULL, attrs, 3);
3338         if (!attrs[1].is_line_break ||
3339             (!g_unichar_iswide(wc1) || !g_unichar_iswide(wc2))) {
3340                 gtk_text_buffer_insert(buffer, &iter_, " ", 1);
3341                 if (keep_cursor) {
3342                         gtk_text_iter_backward_char(&iter_);
3343                         gtk_text_buffer_place_cursor(buffer, &iter_);
3344                 }
3345         }
3346         g_free(str);
3347
3348         *iter = iter_;
3349         return TRUE;
3350 }
3351
3352 #define ADD_TXT_POS(bp_, ep_, pti_) \
3353         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
3354                 last = last->next; \
3355                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
3356                 last->next = NULL; \
3357         } else { \
3358                 g_warning("alloc error scanning URIs\n"); \
3359         }
3360
3361 static gboolean automatic_break = FALSE;
3362 static void compose_beautify_paragraph(Compose *compose, GtkTextIter *par_iter, gboolean force)
3363 {
3364         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
3365         GtkTextBuffer *buffer;
3366         GtkTextIter iter, break_pos, end_of_line;
3367         gchar *quote_str = NULL;
3368         gint quote_len;
3369         gboolean wrap_quote = prefs_common.linewrap_quote;
3370         gboolean prev_autowrap = compose->autowrap;
3371         gint startq_offset = -1, noq_offset = -1;
3372         gint uri_start = -1, uri_stop = -1;
3373         gint nouri_start = -1, nouri_stop = -1;
3374         gint num_blocks = 0;
3375
3376         compose->autowrap = FALSE;
3377
3378         buffer = gtk_text_view_get_buffer(text);
3379         undo_wrapping(compose->undostruct, TRUE);
3380         if (par_iter) {
3381                 iter = *par_iter;
3382         } else {
3383                 GtkTextMark *mark;
3384                 mark = gtk_text_buffer_get_insert(buffer);
3385                 gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
3386         }
3387
3388         /* move to paragraph start */
3389         gtk_text_iter_set_line_offset(&iter, 0);
3390         if (gtk_text_iter_ends_line(&iter)) {
3391                 while (gtk_text_iter_ends_line(&iter) &&
3392                        gtk_text_iter_forward_line(&iter))
3393                         ;
3394         } else {
3395                 while (gtk_text_iter_backward_line(&iter)) {
3396                         if (gtk_text_iter_ends_line(&iter)) {
3397                                 gtk_text_iter_forward_line(&iter);
3398                                 break;
3399                         }
3400                 }
3401         }
3402
3403         /* go until paragraph end (empty line) */
3404
3405         while (!gtk_text_iter_ends_line(&iter)) {
3406                 gchar *scanpos = NULL;
3407                 /* parse table - in order of priority */
3408                 struct table {
3409                         const gchar *needle; /* token */
3410
3411                         /* token search function */
3412                         gchar    *(*search)     (const gchar *haystack,
3413                                                  const gchar *needle);
3414                         /* part parsing function */
3415                         gboolean  (*parse)      (const gchar *start,
3416                                                  const gchar *scanpos,
3417                                                  const gchar **bp_,
3418                                                  const gchar **ep_,
3419                                                  gboolean hdr);
3420                         /* part to URI function */
3421                         gchar    *(*build_uri)  (const gchar *bp,
3422                                                  const gchar *ep);
3423                 };
3424
3425                 static struct table parser[] = {
3426                         {"http://",  strcasestr, get_uri_part,   make_uri_string},
3427                         {"https://", strcasestr, get_uri_part,   make_uri_string},
3428                         {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
3429                         {"www.",     strcasestr, get_uri_part,   make_http_string},
3430                         {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
3431                         {"@",        strcasestr, get_email_part, make_email_string}
3432                 };
3433                 const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
3434                 gint last_index = PARSE_ELEMS;
3435                 gint  n;
3436                 gchar *o_walk = NULL, *walk = NULL, *bp = NULL, *ep = NULL;
3437                 gint walk_pos;
3438
3439                 if (!prev_autowrap && num_blocks == 0) {
3440                         num_blocks++;
3441                         g_signal_handlers_block_by_func(G_OBJECT(buffer),
3442                                         G_CALLBACK(text_inserted),
3443                                         compose);
3444                 }
3445                 if (gtk_text_iter_has_tag(&iter, compose->no_wrap_tag) && !force)
3446                         goto colorize;
3447
3448                 uri_start = uri_stop = -1;
3449                 quote_len = 0;
3450                 quote_str = compose_get_quote_str(buffer, &iter, &quote_len);
3451
3452                 if (quote_str) {
3453                         if (!wrap_quote) {
3454                                 if (startq_offset == -1) {
3455                                         startq_offset = gtk_text_iter_get_offset(&iter);
3456                                 }
3457                                 goto colorize;
3458                         }
3459                         debug_print("compose_beautify_paragraph(): quote_str = '%s'\n", quote_str);
3460                         if (startq_offset == -1)
3461                                 startq_offset = gtk_text_iter_get_offset(&iter);
3462                 } else {
3463                         if (startq_offset == -1)
3464                                 noq_offset = gtk_text_iter_get_offset(&iter);
3465                 }
3466
3467                 if (prev_autowrap == FALSE && !force && !wrap_quote) {
3468                         goto colorize;
3469                 }
3470                 if (compose_get_line_break_pos(buffer, &iter, &break_pos,
3471                                                prefs_common.linewrap_len,
3472                                                quote_len)) {
3473                         GtkTextIter prev, next, cur;
3474
3475                         if (prev_autowrap != FALSE || force) {
3476                                 automatic_break = TRUE;
3477                                 gtk_text_buffer_insert(buffer, &break_pos, "\n", 1);
3478                                 automatic_break = FALSE;
3479                         } else if (quote_str && wrap_quote) {
3480                                 automatic_break = TRUE;
3481                                 gtk_text_buffer_insert(buffer, &break_pos, "\n", 1);
3482                                 automatic_break = FALSE;
3483                         } else
3484                                 goto colorize;
3485                         /* remove trailing spaces */
3486                         cur = break_pos;
3487                         gtk_text_iter_backward_char(&cur);
3488                         prev = next = cur;
3489                         while (!gtk_text_iter_starts_line(&cur)) {
3490                                 gunichar wc;
3491
3492                                 gtk_text_iter_backward_char(&cur);
3493                                 wc = gtk_text_iter_get_char(&cur);
3494                                 if (!g_unichar_isspace(wc))
3495                                         break;
3496                                 prev = cur;
3497                         }
3498                         if (!gtk_text_iter_equal(&prev, &next)) {
3499                                 gtk_text_buffer_delete(buffer, &prev, &next);
3500                                 break_pos = next;
3501                                 gtk_text_iter_forward_char(&break_pos);
3502                         }
3503
3504                         if (quote_str)
3505                                 gtk_text_buffer_insert(buffer, &break_pos,
3506                                                        quote_str, -1);
3507
3508                         iter = break_pos;
3509                         compose_join_next_line(compose, buffer, &iter, quote_str);
3510
3511                         /* move iter to current line start */
3512                         gtk_text_iter_set_line_offset(&iter, 0);
3513                         if (quote_str) {
3514                                 g_free(quote_str);
3515                                 quote_str = NULL;
3516                         }
3517                         continue;
3518                 } else {
3519                         /* move iter to next line start */
3520                         iter = break_pos;
3521                 }
3522
3523 colorize:
3524                 if (!prev_autowrap && num_blocks > 0) {
3525                         num_blocks--;
3526                         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),
3527                                         G_CALLBACK(text_inserted),
3528                                         compose);
3529                 }
3530                 end_of_line = iter;
3531                 while (!gtk_text_iter_ends_line(&end_of_line)) {
3532                         gtk_text_iter_forward_char(&end_of_line);
3533                 }
3534                 o_walk = walk = gtk_text_buffer_get_text(buffer, &iter, &end_of_line, FALSE);
3535
3536                 nouri_start = gtk_text_iter_get_offset(&iter);
3537                 nouri_stop = gtk_text_iter_get_offset(&end_of_line);
3538
3539                 walk_pos = gtk_text_iter_get_offset(&iter);
3540                 /* FIXME: this looks phony. scanning for anything in the parse table */
3541                 for (n = 0; n < PARSE_ELEMS; n++) {
3542                         gchar *tmp;
3543
3544                         tmp = parser[n].search(walk, parser[n].needle);
3545                         if (tmp) {
3546                                 if (scanpos == NULL || tmp < scanpos) {
3547                                         scanpos = tmp;
3548                                         last_index = n;
3549                                 }
3550                         }
3551                 }
3552
3553                 bp = ep = 0;
3554                 if (scanpos) {
3555                         /* check if URI can be parsed */
3556                         if (parser[last_index].parse(walk, scanpos, (const gchar **)&bp,
3557                                         (const gchar **)&ep, FALSE)
3558                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
3559                                         walk = ep;
3560                         } else
3561                                 walk = scanpos +
3562                                         strlen(parser[last_index].needle);
3563                 }
3564                 if (bp && ep) {
3565                         uri_start = walk_pos + (bp - o_walk);
3566                         uri_stop  = walk_pos + (ep - o_walk);
3567                 }
3568                 g_free(o_walk);
3569                 o_walk = NULL;
3570                 gtk_text_iter_forward_line(&iter);
3571                 g_free(quote_str);
3572                 quote_str = NULL;
3573                 if (startq_offset != -1) {
3574                         GtkTextIter startquote, endquote;
3575                         gtk_text_buffer_get_iter_at_offset(
3576                                 buffer, &startquote, startq_offset);
3577                         endquote = iter;
3578                         gtk_text_buffer_apply_tag_by_name(
3579                                 buffer, "quote", &startquote, &endquote);
3580                         startq_offset = -1;
3581                 } else if (noq_offset != -1) {
3582                         GtkTextIter startnoquote, endnoquote;
3583                         gtk_text_buffer_get_iter_at_offset(
3584                                 buffer, &startnoquote, noq_offset);
3585                         endnoquote = iter;
3586                         gtk_text_buffer_remove_tag_by_name(
3587                                 buffer, "quote", &startnoquote, &endnoquote);
3588                         noq_offset = -1;
3589                 }
3590
3591                 /* always */ {
3592                         GtkTextIter nouri_start_iter, nouri_end_iter;
3593                         gtk_text_buffer_get_iter_at_offset(
3594                                 buffer, &nouri_start_iter, nouri_start);
3595                         gtk_text_buffer_get_iter_at_offset(
3596                                 buffer, &nouri_end_iter, nouri_stop);
3597                         gtk_text_buffer_remove_tag_by_name(
3598                                 buffer, "link", &nouri_start_iter, &nouri_end_iter);
3599                 }
3600                 if (uri_start > 0 && uri_stop > 0) {
3601                         GtkTextIter uri_start_iter, uri_end_iter;
3602                         gtk_text_buffer_get_iter_at_offset(
3603                                 buffer, &uri_start_iter, uri_start);
3604                         gtk_text_buffer_get_iter_at_offset(
3605                                 buffer, &uri_end_iter, uri_stop);
3606                         gtk_text_buffer_apply_tag_by_name(
3607                                 buffer, "link", &uri_start_iter, &uri_end_iter);
3608                 }
3609         }
3610
3611         if (par_iter)
3612                 *par_iter = iter;
3613         undo_wrapping(compose->undostruct, FALSE);
3614         compose->autowrap = prev_autowrap;
3615 }
3616
3617 void compose_action_cb(void *data)
3618 {
3619         Compose *compose = (Compose *)data;
3620         compose_wrap_all(compose);
3621 }
3622
3623 static void compose_wrap_all(Compose *compose)
3624 {
3625         compose_wrap_all_full(compose, FALSE);
3626 }
3627
3628 static void compose_wrap_all_full(Compose *compose, gboolean force)
3629 {
3630         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
3631         GtkTextBuffer *buffer;
3632         GtkTextIter iter;
3633
3634         buffer = gtk_text_view_get_buffer(text);
3635
3636         gtk_text_buffer_get_start_iter(buffer, &iter);
3637         while (!gtk_text_iter_is_end(&iter))
3638                 compose_beautify_paragraph(compose, &iter, force);
3639
3640 }
3641
3642 static void compose_set_title(Compose *compose)
3643 {
3644         gchar *str;
3645         gchar *edited;
3646         gchar *subject;
3647
3648         edited = compose->modified ? _(" [Edited]") : "";
3649
3650         subject = gtk_editable_get_chars(
3651                         GTK_EDITABLE(compose->subject_entry), 0, -1);
3652
3653         if (subject && strlen(subject))
3654                 str = g_strdup_printf(_("%s - Compose message%s"),
3655                                       subject, edited);
3656         else
3657                 str = g_strdup_printf(_("[no subject] - Compose message%s"), edited);
3658         gtk_window_set_title(GTK_WINDOW(compose->window), str);
3659         g_free(str);
3660         g_free(subject);
3661 }
3662
3663 /**
3664  * compose_current_mail_account:
3665  *
3666  * Find a current mail account (the currently selected account, or the
3667  * default account, if a news account is currently selected).  If a
3668  * mail account cannot be found, display an error message.
3669  *
3670  * Return value: Mail account, or NULL if not found.
3671  **/
3672 static PrefsAccount *
3673 compose_current_mail_account(void)
3674 {
3675         PrefsAccount *ac;
3676
3677         if (cur_account && cur_account->protocol != A_NNTP)
3678                 ac = cur_account;
3679         else {
3680                 ac = account_get_default();
3681                 if (!ac || ac->protocol == A_NNTP) {
3682                         alertpanel_error(_("Account for sending mail is not specified.\n"
3683                                            "Please select a mail account before sending."));
3684                         return NULL;
3685                 }
3686         }
3687         return ac;
3688 }
3689
3690 static void compose_select_account(Compose *compose, PrefsAccount *account,
3691                                    gboolean init)
3692 {
3693         GtkItemFactory *ifactory;
3694
3695         g_return_if_fail(account != NULL);
3696
3697         compose->account = account;
3698
3699         compose_set_title(compose);
3700
3701         ifactory = gtk_item_factory_from_widget(compose->menubar);
3702
3703         if (account->default_sign && compose->mode != COMPOSE_REDIRECT)
3704                 menu_set_active(ifactory, "/Options/Sign", TRUE);
3705         else
3706                 menu_set_active(ifactory, "/Options/Sign", FALSE);
3707         if (account->default_encrypt && compose->mode != COMPOSE_REDIRECT)
3708                 menu_set_active(ifactory, "/Options/Encrypt", TRUE);
3709         else
3710                 menu_set_active(ifactory, "/Options/Encrypt", FALSE);
3711
3712         activate_privacy_system(compose, account, FALSE);
3713
3714         if (!init && compose->mode != COMPOSE_REDIRECT)
3715                 compose_insert_sig(compose, TRUE);
3716 }
3717
3718 gboolean compose_check_for_valid_recipient(Compose *compose) {
3719         gchar *recipient_headers_mail[] = {"To:", "Cc:", "Bcc:", NULL};
3720         gchar *recipient_headers_news[] = {"Newsgroups:", NULL};
3721         gboolean recipient_found = FALSE;
3722         GSList *list;
3723         gchar **strptr;
3724
3725         /* free to and newsgroup list */
3726         slist_free_strings(compose->to_list);
3727         g_slist_free(compose->to_list);
3728         compose->to_list = NULL;
3729
3730         slist_free_strings(compose->newsgroup_list);
3731         g_slist_free(compose->newsgroup_list);
3732         compose->newsgroup_list = NULL;
3733
3734         /* search header entries for to and newsgroup entries */
3735         for (list = compose->header_list; list; list = list->next) {
3736                 gchar *header;
3737                 gchar *entry;
3738                 header = gtk_editable_get_chars(GTK_EDITABLE(GTK_COMBO(((ComposeHeaderEntry *)list->data)->combo)->entry), 0, -1);
3739                 entry = gtk_editable_get_chars(GTK_EDITABLE(((ComposeHeaderEntry *)list->data)->entry), 0, -1);
3740                 g_strstrip(entry);
3741                 if (entry[0] != '\0') {
3742                         for (strptr = recipient_headers_mail; *strptr != NULL; strptr++) {
3743                                 if (!strcmp(header, (prefs_common.trans_hdr ? gettext(*strptr) : *strptr))) {
3744                                         compose->to_list = address_list_append(compose->to_list, entry);
3745                                         recipient_found = TRUE;
3746                                 }
3747                         }
3748                         for (strptr = recipient_headers_news; *strptr != NULL; strptr++) {
3749                                 if (!strcmp(header, (prefs_common.trans_hdr ? gettext(*strptr) : *strptr))) {
3750                                         compose->newsgroup_list = newsgroup_list_append(compose->newsgroup_list, entry);
3751                                         recipient_found = TRUE;
3752                                 }
3753                         }
3754                 }
3755                 g_free(header);
3756                 g_free(entry);
3757         }
3758         return recipient_found;
3759 }
3760
3761 static gboolean compose_check_for_set_recipients(Compose *compose)
3762 {
3763         if (compose->account->set_autocc && compose->account->auto_cc) {
3764                 gboolean found_other = FALSE;
3765                 GSList *list;
3766                 /* search header entries for to and newsgroup entries */
3767                 for (list = compose->header_list; list; list = list->next) {
3768                         gchar *entry;
3769                         gchar *header;
3770                         entry = gtk_editable_get_chars(GTK_EDITABLE(((ComposeHeaderEntry *)list->data)->entry), 0, -1);
3771                         header = gtk_editable_get_chars(GTK_EDITABLE(GTK_COMBO(((ComposeHeaderEntry *)list->data)->combo)->entry), 0, -1);
3772                         g_strstrip(entry);
3773                         if (strcmp(entry, compose->account->auto_cc)
3774                         ||  strcmp(header, (prefs_common.trans_hdr ? gettext("Cc:") : "Cc:"))) {
3775                                 found_other = TRUE;
3776                                 g_free(entry);
3777                                 break;
3778                         }
3779                         g_free(entry);
3780                         g_free(header);
3781                 }
3782                 if (!found_other) {
3783                         AlertValue aval;
3784                         aval = alertpanel(_("Send"),
3785                                           _("The only recipient is the default CC address. Send anyway?"),
3786                                           GTK_STOCK_CANCEL, _("+_Send"), NULL);
3787                         if (aval != G_ALERTALTERNATE)
3788                                 return FALSE;
3789                 }
3790         }
3791         if (compose->account->set_autobcc && compose->account->auto_bcc) {
3792                 gboolean found_other = FALSE;
3793                 GSList *list;
3794                 /* search header entries for to and newsgroup entries */
3795                 for (list = compose->header_list; list; list = list->next) {
3796                         gchar *entry;
3797                         gchar *header;
3798                         entry = gtk_editable_get_chars(GTK_EDITABLE(((ComposeHeaderEntry *)list->data)->entry), 0, -1);
3799                         header = gtk_editable_get_chars(GTK_EDITABLE(GTK_COMBO(((ComposeHeaderEntry *)list->data)->combo)->entry), 0, -1);
3800                         g_strstrip(entry);
3801                         if (strcmp(entry, compose->account->auto_cc)
3802                         ||  strcmp(header, (prefs_common.trans_hdr ? gettext("Bcc:") : "Bcc:"))) {
3803                                 found_other = TRUE;
3804                                 g_free(entry);
3805                                 break;
3806                         }
3807                         g_free(entry);
3808                         g_free(header);
3809                 }
3810                 if (!found_other) {
3811                         AlertValue aval;
3812                         aval = alertpanel(_("Send"),
3813                                           _("The only recipient is the default BCC address. Send anyway?"),
3814                                           GTK_STOCK_CANCEL, _("+_Send"), NULL);
3815                         if (aval != G_ALERTALTERNATE)
3816                                 return FALSE;
3817                 }
3818         }
3819         return TRUE;
3820 }
3821
3822 static gboolean compose_check_entries(Compose *compose, gboolean check_subject)
3823 {
3824         const gchar *str;
3825
3826         if (compose_check_for_valid_recipient(compose) == FALSE) {
3827                 alertpanel_error(_("Recipient is not specified."));
3828                 return FALSE;
3829         }
3830
3831         if (compose_check_for_set_recipients(compose) == FALSE) {
3832                 return FALSE;
3833         }
3834
3835         if (!compose->batch) {
3836                 str = gtk_entry_get_text(GTK_ENTRY(compose->subject_entry));
3837                 if (*str == '\0' && check_subject == TRUE) {
3838                         AlertValue aval;
3839
3840                         aval = alertpanel(_("Send"),
3841                                           _("Subject is empty. Send it anyway?"),
3842                                           GTK_STOCK_CANCEL, _("+_Send"), NULL);
3843                         if (aval != G_ALERTALTERNATE)
3844                                 return FALSE;
3845                 }
3846         }
3847
3848         return TRUE;
3849 }
3850
3851 gint compose_send(Compose *compose)
3852 {
3853         gint msgnum;
3854         FolderItem *folder;
3855         gint val = -1;
3856         gchar *msgpath = NULL;
3857         gboolean discard_window = FALSE;
3858
3859         if (prefs_common.send_dialog_mode != SEND_DIALOG_ALWAYS
3860                         || compose->batch == TRUE)
3861                 discard_window = TRUE;
3862
3863         compose_allow_user_actions (compose, FALSE);
3864         compose->sending = TRUE;
3865
3866         if (compose_check_entries(compose, TRUE) == FALSE) {
3867                 if (compose->batch) {
3868                         gtk_widget_show_all(compose->window);
3869                 }
3870                 goto bail;
3871         }
3872
3873         val = compose_queue(compose, &msgnum, &folder, &msgpath);
3874
3875         if (val) {
3876                 if (compose->batch) {
3877                         gtk_widget_show_all(compose->window);
3878                 }
3879                 if (val == -4) {
3880                         alertpanel_error(_("Could not queue message for sending:\n\n"
3881                                            "Charset conversion failed."));
3882                 } else if (val == -3) {
3883                         alertpanel_error(_("Could not queue message for sending:\n\n"
3884                                            "Signature failed."));
3885                 } else if (val == -2 && errno != 0) {
3886                         alertpanel_error(_("Could not queue message for sending:\n\n%s."), strerror(errno));
3887                 } else {
3888                         alertpanel_error(_("Could not queue message for sending."));
3889                 }
3890                 goto bail;
3891         }
3892
3893         if (discard_window) {
3894                 compose->sending = FALSE;
3895                 compose_close(compose);
3896                 /* No more compose access in the normal codepath
3897                  * after this point! */
3898                 compose = NULL;
3899         }
3900
3901         if (msgnum == 0) {
3902                 if (!discard_window) {
3903                         goto bail;
3904                 }
3905                 alertpanel_error(_("The message was queued but could not be "
3906                                    "sent.\nUse \"Send queued messages\" from "
3907                                    "the main window to retry."));
3908                 return -1;
3909         }
3910
3911         if (msgpath == NULL) {
3912                 msgpath = folder_item_fetch_msg(folder, msgnum);
3913                 val = procmsg_send_message_queue(msgpath);
3914                 g_free(msgpath);
3915         } else {
3916                 val = procmsg_send_message_queue(msgpath);
3917                 g_unlink(msgpath);
3918                 g_free(msgpath);
3919         }
3920         if (!discard_window) {
3921                 compose->sending = FALSE;
3922                 compose_allow_user_actions (compose, TRUE);
3923                 if (val != 0) {
3924                         folder_item_remove_msg(folder, msgnum);
3925                         folder_item_scan(folder);
3926                 }
3927         }
3928
3929         if (val == 0) {
3930                 folder_item_remove_msg(folder, msgnum);
3931                 folder_item_scan(folder);
3932                 if (!discard_window)
3933                         compose_close(compose);
3934         } else {
3935                 if (!discard_window) {
3936                         goto bail;
3937                 }
3938                 alertpanel_error(_("The message was queued but could not be "
3939                                    "sent.\nUse \"Send queued messages\" from "
3940                                    "the main window to retry."));
3941                 return -1;
3942         }
3943
3944         return 0;
3945
3946 bail:
3947         compose_allow_user_actions (compose, TRUE);
3948         compose->sending = FALSE;
3949         compose->modified = TRUE;
3950
3951         return -1;
3952 }
3953
3954 static gboolean compose_use_attach(Compose *compose)
3955 {
3956         GtkTreeModel *model = gtk_tree_view_get_model
3957                                 (GTK_TREE_VIEW(compose->attach_clist));
3958         return gtk_tree_model_iter_n_children(model, NULL) > 0;
3959 }
3960
3961 static gint compose_redirect_write_headers_from_headerlist(Compose *compose,
3962                                                            FILE *fp)
3963 {
3964         gchar buf[BUFFSIZE];
3965         gchar *str;
3966         gboolean first_to_address;
3967         gboolean first_cc_address;
3968         GSList *list;
3969         ComposeHeaderEntry *headerentry;
3970         const gchar *headerentryname;
3971         gchar *cc_hdr;
3972         gchar *to_hdr;
3973
3974         debug_print("Writing redirect header\n");
3975
3976         cc_hdr = prefs_common.trans_hdr ? _("Cc:") : "Cc:";
3977         to_hdr = prefs_common.trans_hdr ? _("To:") : "To:";
3978
3979         first_to_address = TRUE;
3980         for (list = compose->header_list; list; list = list->next) {
3981                 headerentry = ((ComposeHeaderEntry *)list->data);
3982                 headerentryname = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(headerentry->combo)->entry));
3983
3984                 if (g_utf8_collate(headerentryname, to_hdr) == 0) {
3985                         const gchar *entstr = gtk_entry_get_text(GTK_ENTRY(headerentry->entry));
3986                         Xstrdup_a(str, entstr, return -1);
3987                         g_strstrip(str);
3988                         if (str[0] != '\0') {
3989                                 compose_convert_header
3990                                         (compose, buf, sizeof(buf), str,
3991                                         strlen("Resent-To") + 2, TRUE);
3992
3993                                 if (first_to_address) {
3994                                         fprintf(fp, "Resent-To: ");
3995                                         first_to_address = FALSE;
3996                                 } else {
3997                                         fprintf(fp, ",");
3998                                 }
3999                                 fprintf(fp, "%s", buf);
4000                         }
4001                 }
4002         }
4003         if (!first_to_address) {
4004                 fprintf(fp, "\n");
4005         }
4006
4007         first_cc_address = TRUE;
4008         for (list = compose->header_list; list; list = list->next) {
4009                 headerentry = ((ComposeHeaderEntry *)list->data);
4010                 headerentryname = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(headerentry->combo)->entry));
4011
4012                 if (g_utf8_collate(headerentryname, cc_hdr) == 0) {
4013                         const gchar *strg = gtk_entry_get_text(GTK_ENTRY(headerentry->entry));
4014                         Xstrdup_a(str, strg, return -1);
4015                         g_strstrip(str);
4016                         if (str[0] != '\0') {
4017                                 compose_convert_header
4018                                         (compose, buf, sizeof(buf), str,
4019                                         strlen("Resent-Cc") + 2, TRUE);
4020
4021                                 if (first_cc_address) {
4022                                         fprintf(fp, "Resent-Cc: ");
4023                                         first_cc_address = FALSE;
4024                                 } else {
4025                                         fprintf(fp, ",");
4026                                 }
4027                                 fprintf(fp, "%s", buf);
4028                         }
4029                 }
4030         }
4031         if (!first_cc_address) {
4032                 fprintf(fp, "\n");
4033         }
4034
4035         return(0);
4036 }
4037
4038 static gint compose_redirect_write_headers(Compose *compose, FILE *fp)
4039 {
4040         gchar buf[BUFFSIZE];
4041         gchar *str;
4042         const gchar *entstr;
4043         /* struct utsname utsbuf; */
4044
4045         g_return_val_if_fail(fp != NULL, -1);
4046         g_return_val_if_fail(compose->account != NULL, -1);
4047         g_return_val_if_fail(compose->account->address != NULL, -1);
4048
4049         /* Resent-Date */
4050         get_rfc822_date(buf, sizeof(buf));
4051         fprintf(fp, "Resent-Date: %s\n", buf);
4052
4053         /* Resent-From */
4054         if (compose->account->name && *compose->account->name) {
4055                 compose_convert_header
4056                         (compose, buf, sizeof(buf), compose->account->name,
4057                          strlen("From: "), TRUE);
4058                 fprintf(fp, "Resent-From: %s <%s>\n",
4059                         buf, compose->account->address);
4060         } else
4061                 fprintf(fp, "Resent-From: %s\n", compose->account->address);
4062
4063         /* Subject */
4064         entstr = gtk_entry_get_text(GTK_ENTRY(compose->subject_entry));
4065         if (*entstr != '\0') {
4066                 Xstrdup_a(str, entstr, return -1);
4067                 g_strstrip(str);
4068                 if (*str != '\0') {
4069                         compose_convert_header(compose, buf, sizeof(buf), str,
4070                                                strlen("Subject: "), FALSE);
4071                         fprintf(fp, "Subject: %s\n", buf);
4072                 }
4073         }
4074
4075         /* Resent-Message-ID */
4076         if (compose->account->gen_msgid) {
4077                 generate_msgid(buf, sizeof(buf));
4078                 fprintf(fp, "Resent-Message-ID: <%s>\n", buf);
4079                 compose->msgid = g_strdup(buf);
4080         }
4081
4082         compose_redirect_write_headers_from_headerlist(compose, fp);
4083
4084         /* separator between header and body */
4085         fputs("\n", fp);
4086
4087         return 0;
4088 }
4089
4090 static gint compose_redirect_write_to_file(Compose *compose, FILE *fdest)
4091 {
4092         FILE *fp;
4093         size_t len;
4094         gchar buf[BUFFSIZE];
4095
4096         if ((fp = g_fopen(compose->redirect_filename, "rb")) == NULL) {
4097                 FILE_OP_ERROR(compose->redirect_filename, "fopen");
4098                 return -1;
4099         }
4100
4101         while (procheader_get_one_field_asis(buf, sizeof(buf), fp) != -1) {
4102                 /* should filter returnpath, delivered-to */
4103                 if (g_ascii_strncasecmp(buf, "Return-Path:",
4104                                         strlen("Return-Path:")) == 0 ||
4105                     g_ascii_strncasecmp(buf, "Delivered-To:",
4106                                         strlen("Delivered-To:")) == 0 ||
4107                     g_ascii_strncasecmp(buf, "Received:",
4108                                         strlen("Received:")) == 0 ||
4109                     g_ascii_strncasecmp(buf, "Subject:",
4110                                         strlen("Subject:")) == 0 ||
4111                     g_ascii_strncasecmp(buf, "X-UIDL:",
4112                                         strlen("X-UIDL:")) == 0)
4113                         continue;
4114
4115                 if (fputs(buf, fdest) == -1)
4116                         goto error;
4117
4118                 if (!prefs_common.redirect_keep_from) {
4119                         if (g_ascii_strncasecmp(buf, "From:",
4120                                           strlen("From:")) == 0) {
4121                                 fputs(" (by way of ", fdest);
4122                                 if (compose->account->name
4123                                     && *compose->account->name) {
4124                                         compose_convert_header
4125                                                 (compose, buf, sizeof(buf),
4126                                                  compose->account->name,
4127                                                  strlen("From: "),
4128                                                  FALSE);
4129                                         fprintf(fdest, "%s <%s>",
4130                                                 buf,
4131                                                 compose->account->address);
4132                                 } else
4133                                         fprintf(fdest, "%s",
4134                                                 compose->account->address);
4135                                 fputs(")", fdest);
4136                         }
4137                 }
4138
4139                 if (fputs("\n", fdest) == -1)
4140                         goto error;
4141         }
4142
4143         compose_redirect_write_headers(compose, fdest);
4144
4145         while ((len = fread(buf, sizeof(gchar), sizeof(buf), fp)) > 0) {
4146                 if (fwrite(buf, sizeof(gchar), len, fdest) != len)
4147                         goto error;
4148         }
4149
4150         fclose(fp);
4151
4152         return 0;
4153 error:
4154         fclose(fp);
4155
4156         return -1;
4157 }
4158
4159 static gint compose_write_to_file(Compose *compose, FILE *fp, gint action)
4160 {
4161         GtkTextBuffer *buffer;
4162         GtkTextIter start, end;
4163         gchar *chars;
4164         gchar *buf;
4165         const gchar *out_codeset;
4166         EncodingType encoding;
4167         MimeInfo *mimemsg, *mimetext;
4168         gint line;
4169
4170         /* create message MimeInfo */
4171         mimemsg = procmime_mimeinfo_new();
4172         mimemsg->type = MIMETYPE_MESSAGE;
4173         mimemsg->subtype = g_strdup("rfc822");
4174         mimemsg->content = MIMECONTENT_MEM;
4175         mimemsg->tmp = TRUE; /* must free content later */
4176         mimemsg->data.mem = compose_get_header(compose);
4177
4178         /* Create text part MimeInfo */
4179         /* get all composed text */
4180         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(compose->text));
4181         gtk_text_buffer_get_start_iter(buffer, &start);
4182         gtk_text_buffer_get_end_iter(buffer, &end);
4183         chars = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
4184         if (is_ascii_str(chars)) {
4185                 buf = chars;
4186                 chars = NULL;
4187                 out_codeset = CS_US_ASCII;
4188                 encoding = ENC_7BIT;
4189         } else {
4190                 const gchar *src_codeset = CS_INTERNAL;
4191
4192                 out_codeset = conv_get_charset_str(compose->out_encoding);
4193
4194                 if (!out_codeset) {
4195                         gchar *test_conv_global_out = NULL;
4196                         gchar *test_conv_reply = NULL;
4197
4198                         /* automatic mode. be automatic. */
4199                         codeconv_set_strict(TRUE);
4200
4201                         out_codeset = conv_get_outgoing_charset_str();
4202                         if (out_codeset) {
4203                                 debug_print("trying to convert to %s\n", out_codeset);
4204                                 test_conv_global_out = conv_codeset_strdup(chars, src_codeset, out_codeset);
4205                         }
4206
4207                         if (!test_conv_global_out && compose->orig_charset
4208                         &&  strcmp(compose->orig_charset, CS_US_ASCII)) {
4209                                 out_codeset = compose->orig_charset;
4210                                 debug_print("failure; trying to convert to %s\n", out_codeset);
4211                                 test_conv_reply = conv_codeset_strdup(chars, src_codeset, out_codeset);
4212                         }
4213
4214                         if (!test_conv_global_out && !test_conv_reply) {
4215                                 /* we're lost */
4216                                 out_codeset = CS_INTERNAL;
4217                                 debug_print("failure; finally using %s\n", out_codeset);
4218                         }
4219                         g_free(test_conv_global_out);
4220                         g_free(test_conv_reply);
4221                         codeconv_set_strict(FALSE);
4222                 }
4223
4224                 if (!g_ascii_strcasecmp(out_codeset, CS_US_ASCII))
4225                         out_codeset = CS_ISO_8859_1;
4226
4227                 if (prefs_common.encoding_method == CTE_BASE64)
4228                         encoding = ENC_BASE64;
4229                 else if (prefs_common.encoding_method == CTE_QUOTED_PRINTABLE)
4230                         encoding = ENC_QUOTED_PRINTABLE;
4231                 else if (prefs_common.encoding_method == CTE_8BIT)
4232                         encoding = ENC_8BIT;
4233                 else
4234                         encoding = procmime_get_encoding_for_charset(out_codeset);
4235
4236                 debug_print("src encoding = %s, out encoding = %s, transfer encoding = %s\n",
4237                             src_codeset, out_codeset, procmime_get_encoding_str(encoding));
4238
4239                 if (action == COMPOSE_WRITE_FOR_SEND) {
4240                         codeconv_set_strict(TRUE);
4241                         buf = conv_codeset_strdup(chars, src_codeset, out_codeset);
4242                         codeconv_set_strict(FALSE);
4243
4244                         if (!buf) {
4245                                 AlertValue aval;
4246                                 gchar *msg;
4247
4248                                 msg = g_strdup_printf(_("Can't convert the character encoding of the message \n"
4249                                                         "to the specified %s charset.\n"
4250                                                         "Send it as %s?"), out_codeset, src_codeset);
4251                                 aval = alertpanel_full(_("Error"), msg, GTK_STOCK_CANCEL, _("+_Send"), NULL, FALSE,
4252                                                       NULL, ALERT_ERROR, G_ALERTDEFAULT);
4253                                 g_free(msg);
4254
4255                                 if (aval != G_ALERTALTERNATE) {
4256                                         g_free(chars);
4257                                         return -3;
4258                                 } else {
4259                                         buf = chars;
4260                                         out_codeset = src_codeset;
4261                                         chars = NULL;
4262                                 }
4263                         }
4264                 } else {
4265                         buf = chars;
4266                         out_codeset = src_codeset;
4267                         chars = NULL;
4268                 }
4269         }
4270         g_free(chars);
4271
4272         if (encoding == ENC_8BIT || encoding == ENC_7BIT) {
4273                 if (!strncmp(buf, "From ", sizeof("From ")-1) ||
4274                     strstr(buf, "\nFrom ") != NULL) {
4275                         encoding = ENC_QUOTED_PRINTABLE;
4276                 }
4277         }
4278
4279         mimetext = procmime_mimeinfo_new();
4280         mimetext->content = MIMECONTENT_MEM;
4281         mimetext->tmp = TRUE; /* must free content later */
4282         mimetext->data.mem = buf;
4283         mimetext->type = MIMETYPE_TEXT;
4284         mimetext->subtype = g_strdup("plain");
4285         g_hash_table_insert(mimetext->typeparameters, g_strdup("charset"),
4286                             g_strdup(out_codeset));
4287         /* protect trailing spaces when signing message */
4288         if (action == COMPOSE_WRITE_FOR_SEND && compose->use_signing &&
4289             privacy_system_can_sign(compose->privacy_system)) {
4290                 encoding = ENC_QUOTED_PRINTABLE;
4291         }
4292
4293         /* check for line length limit */
4294         if (action == COMPOSE_WRITE_FOR_SEND &&
4295             encoding != ENC_QUOTED_PRINTABLE && encoding != ENC_BASE64 &&
4296             check_line_length(buf, 1000, &line) < 0) {
4297                 AlertValue aval;
4298                 gchar *msg;
4299
4300                 msg = g_strdup_printf
4301                         (_("Line %d exceeds the line length limit (998 bytes).\n"
4302                            "The contents of the message might be broken on the way to the delivery.\n"
4303                            "\n"
4304                            "Send it anyway?"), line + 1);
4305                 aval = alertpanel(_("Warning"), msg, GTK_STOCK_CANCEL, GTK_STOCK_OK, NULL);
4306                 g_free(msg);
4307                 if (aval != G_ALERTALTERNATE) {
4308                         return -1;
4309                 }
4310         }
4311
4312         if (encoding != ENC_UNKNOWN)
4313                 procmime_encode_content(mimetext, encoding);
4314
4315         /* append attachment parts */
4316         if (compose_use_attach(compose)) {
4317                 MimeInfo *mimempart;
4318                 gchar *boundary = NULL;
4319                 mimempart = procmime_mimeinfo_new();
4320                 mimempart->content = MIMECONTENT_EMPTY;
4321                 mimempart->type = MIMETYPE_MULTIPART;
4322                 mimempart->subtype = g_strdup("mixed");
4323
4324                 do {
4325                         g_free(boundary);
4326                         boundary = generate_mime_boundary(NULL);
4327                 } while (strstr(buf, boundary) != NULL);
4328
4329                 g_hash_table_insert(mimempart->typeparameters, g_strdup("boundary"),
4330                                     boundary);
4331
4332                 mimetext->disposition = DISPOSITIONTYPE_INLINE;
4333
4334                 g_node_append(mimempart->node, mimetext->node);
4335                 g_node_append(mimemsg->node, mimempart->node);
4336
4337                 compose_add_attachments(compose, mimempart);
4338         } else
4339                 g_node_append(mimemsg->node, mimetext->node);
4340
4341         /* sign message if sending */
4342         if (action == COMPOSE_WRITE_FOR_SEND && compose->use_signing &&
4343             privacy_system_can_sign(compose->privacy_system))
4344                 if (!privacy_sign(compose->privacy_system, mimemsg, compose->account))
4345                         return -2;
4346
4347         procmime_write_mimeinfo(mimemsg, fp);
4348
4349         procmime_mimeinfo_free_all(mimemsg);
4350
4351         return 0;
4352 }
4353
4354 static gint compose_write_body_to_file(Compose *compose, const gchar *file)
4355 {
4356         GtkTextBuffer *buffer;
4357         GtkTextIter start, end;
4358         FILE *fp;
4359         size_t len;
4360         gchar *chars, *tmp;
4361
4362         if ((fp = g_fopen(file, "wb")) == NULL) {
4363                 FILE_OP_ERROR(file, "fopen");
4364                 return -1;
4365         }
4366
4367         /* chmod for security */
4368         if (change_file_mode_rw(fp, file) < 0) {
4369                 FILE_OP_ERROR(file, "chmod");
4370                 g_warning("can't change file mode\n");
4371         }
4372
4373         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(compose->text));
4374         gtk_text_buffer_get_start_iter(buffer, &start);
4375         gtk_text_buffer_get_end_iter(buffer, &end);
4376         tmp = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
4377
4378         chars = conv_codeset_strdup
4379                 (tmp, CS_INTERNAL, conv_get_locale_charset_str());
4380
4381         g_free(tmp);
4382         if (!chars) return -1;
4383
4384         /* write body */
4385         len = strlen(chars);
4386         if (fwrite(chars, sizeof(gchar), len, fp) != len) {
4387                 FILE_OP_ERROR(file, "fwrite");
4388                 g_free(chars);
4389                 fclose(fp);
4390                 g_unlink(file);
4391                 return -1;
4392         }
4393
4394         g_free(chars);
4395
4396         if (fclose(fp) == EOF) {
4397                 FILE_OP_ERROR(file, "fclose");
4398                 g_unlink(file);
4399                 return -1;
4400         }
4401         return 0;
4402 }
4403
4404 static gint compose_remove_reedit_target(Compose *compose, gboolean force)
4405 {
4406         FolderItem *item;
4407         MsgInfo *msginfo = compose->targetinfo;
4408
4409         g_return_val_if_fail(compose->mode == COMPOSE_REEDIT, -1);
4410         if (!msginfo) return -1;
4411
4412         if (!force && MSG_IS_LOCKED(msginfo->flags))
4413                 return 0;
4414
4415         item = msginfo->folder;
4416         g_return_val_if_fail(item != NULL, -1);
4417
4418         if (procmsg_msg_exist(msginfo) &&
4419             (folder_has_parent_of_type(item, F_QUEUE) ||
4420              folder_has_parent_of_type(item, F_DRAFT)
4421              || msginfo == compose->autosaved_draft)) {
4422                 if (folder_item_remove_msg(item, msginfo->msgnum) < 0) {
4423                         g_warning("can't remove the old message\n");
4424                         return -1;
4425                 }
4426         }
4427
4428         return 0;
4429 }
4430
4431 void compose_remove_draft(Compose *compose)
4432 {
4433         FolderItem *drafts;
4434         MsgInfo *msginfo = compose->targetinfo;
4435         drafts = account_get_special_folder(compose->account, F_DRAFT);
4436
4437         if (procmsg_msg_exist(msginfo)) {
4438                 folder_item_remove_msg(drafts, msginfo->msgnum);
4439         }
4440
4441 }
4442
4443 static gint compose_queue(Compose *compose, gint *msgnum, FolderItem **item, gchar **msgpath)
4444 {
4445         return compose_queue_sub (compose, msgnum, item, msgpath, FALSE);
4446 }
4447 static gint compose_queue_sub(Compose *compose, gint *msgnum, FolderItem **item, gchar **msgpath, gboolean check_subject)
4448 {
4449         FolderItem *queue;
4450         gchar *tmp;
4451         FILE *fp;
4452         GSList *cur;
4453         gint num;
4454         static gboolean lock = FALSE;
4455         PrefsAccount *mailac = NULL, *newsac = NULL;
4456
4457         debug_print("queueing message...\n");
4458         g_return_val_if_fail(compose->account != NULL, -1);
4459
4460         lock = TRUE;
4461
4462         if (compose_check_entries(compose, check_subject) == FALSE) {
4463                 lock = FALSE;
4464                 return -1;
4465         }
4466
4467         if (!compose->to_list && !compose->newsgroup_list) {
4468                 g_warning("can't get recipient list.");
4469                 lock = FALSE;
4470                 return -1;
4471         }
4472
4473         if (compose->to_list) {
4474                 if (compose->account->protocol != A_NNTP)
4475                         mailac = compose->account;
4476                 else if (cur_account && cur_account->protocol != A_NNTP)
4477                         mailac = cur_account;
4478                 else if (!(mailac = compose_current_mail_account())) {
4479                         lock = FALSE;
4480                         alertpanel_error(_("No account for sending mails available!"));
4481                         return -1;
4482                 }
4483         }
4484
4485         if (compose->newsgroup_list) {
4486                 if (compose->account->protocol == A_NNTP)
4487                         newsac = compose->account;
4488                 else if (!newsac->protocol != A_NNTP) {
4489                         lock = FALSE;
4490                         alertpanel_error(_("No account for posting news available!"));
4491                         return -1;
4492                 }
4493         }
4494
4495         /* write queue header */
4496         tmp = g_strdup_printf("%s%cqueue.%p", get_tmp_dir(),
4497                               G_DIR_SEPARATOR, compose);
4498         if ((fp = g_fopen(tmp, "wb")) == NULL) {
4499                 FILE_OP_ERROR(tmp, "fopen");
4500                 g_free(tmp);
4501                 return -2;
4502         }
4503
4504         if (change_file_mode_rw(fp, tmp) < 0) {
4505                 FILE_OP_ERROR(tmp, "chmod");
4506                 g_warning("can't change file mode\n");
4507         }
4508
4509         /* queueing variables */
4510         fprintf(fp, "AF:\n");
4511         fprintf(fp, "NF:0\n");
4512         fprintf(fp, "PS:10\n");
4513         fprintf(fp, "SRH:1\n");
4514         fprintf(fp, "SFN:\n");
4515         fprintf(fp, "DSR:\n");
4516         if (compose->msgid)
4517                 fprintf(fp, "MID:<%s>\n", compose->msgid);
4518         else
4519                 fprintf(fp, "MID:\n");
4520         fprintf(fp, "CFG:\n");
4521         fprintf(fp, "PT:0\n");
4522         fprintf(fp, "S:%s\n", compose->account->address);
4523         fprintf(fp, "RQ:\n");
4524         if (mailac)
4525                 fprintf(fp, "SSV:%s\n", mailac->smtp_server);
4526         else
4527                 fprintf(fp, "SSV:\n");
4528         if (newsac)
4529                 fprintf(fp, "NSV:%s\n", newsac->nntp_server);
4530         else
4531                 fprintf(fp, "NSV:\n");
4532         fprintf(fp, "SSH:\n");
4533         /* write recepient list */
4534         if (compose->to_list) {
4535                 fprintf(fp, "R:<%s>", (gchar *)compose->to_list->data);
4536                 for (cur = compose->to_list->next; cur != NULL;
4537                      cur = cur->next)
4538                         fprintf(fp, ",<%s>", (gchar *)cur->data);
4539                 fprintf(fp, "\n");
4540         }
4541         /* write newsgroup list */
4542         if (compose->newsgroup_list) {
4543                 fprintf(fp, "NG:");
4544                 fprintf(fp, "%s", (gchar *)compose->newsgroup_list->data);
4545                 for (cur = compose->newsgroup_list->next; cur != NULL; cur = cur->next)
4546                         fprintf(fp, ",%s", (gchar *)cur->data);
4547                 fprintf(fp, "\n");
4548         }
4549         /* Sylpheed account IDs */
4550         if (mailac)
4551                 fprintf(fp, "MAID:%d\n", mailac->account_id);
4552         if (newsac)
4553                 fprintf(fp, "NAID:%d\n", newsac->account_id);
4554
4555         if (compose->privacy_system != NULL) {
4556                 fprintf(fp, "X-Sylpheed-Privacy-System:%s\n", compose->privacy_system);
4557                 fprintf(fp, "X-Sylpheed-Sign:%d\n", compose->use_signing);
4558                 if (compose->use_encryption) {
4559                         gchar *encdata;
4560
4561                         encdata = privacy_get_encrypt_data(compose->privacy_system, compose->to_list);
4562                         if (encdata != NULL) {
4563                                 if (strcmp(encdata, "_DONT_ENCRYPT_")) {
4564                                         fprintf(fp, "X-Sylpheed-Encrypt:%d\n", compose->use_encryption);
4565                                         fprintf(fp, "X-Sylpheed-Encrypt-Data:%s\n",
4566                                                 encdata);
4567                                 } /* else we finally dont want to encrypt */
4568                         } else {
4569                                 fprintf(fp, "X-Sylpheed-Encrypt:%d\n", compose->use_encryption);
4570                                 /* and if encdata was null, it means there's been a problem in
4571                                  * key selection */
4572                         }
4573                         g_free(encdata);
4574                 }
4575         }
4576
4577         /* Save copy folder */
4578         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn))) {
4579                 gchar *savefolderid;
4580
4581                 savefolderid = gtk_editable_get_chars(GTK_EDITABLE(compose->savemsg_entry), 0, -1);
4582                 fprintf(fp, "SCF:%s\n", savefolderid);
4583                 g_free(savefolderid);
4584         }
4585         /* Save copy folder */
4586         if (compose->return_receipt) {
4587                 fprintf(fp, "RRCPT:1\n");
4588         }
4589         /* Message-ID of message replying to */
4590         if ((compose->replyinfo != NULL) && (compose->replyinfo->msgid != NULL)) {
4591                 gchar *folderid;
4592
4593                 folderid = folder_item_get_identifier(compose->replyinfo->folder);
4594                 fprintf(fp, "RMID:%s\t%d\t%s\n", folderid, compose->replyinfo->msgnum, compose->replyinfo->msgid);
4595                 g_free(folderid);
4596         }
4597         /* Message-ID of message forwarding to */
4598         if ((compose->fwdinfo != NULL) && (compose->fwdinfo->msgid != NULL)) {
4599                 gchar *folderid;
4600
4601                 folderid = folder_item_get_identifier(compose->fwdinfo->folder);
4602                 fprintf(fp, "FMID:%s\t%d\t%s\n", folderid, compose->fwdinfo->msgnum, compose->fwdinfo->msgid);
4603                 g_free(folderid);
4604         }
4605         fprintf(fp, "\n");
4606
4607         if (compose->redirect_filename != NULL) {
4608                 if (compose_redirect_write_to_file(compose, fp) < 0) {
4609                         lock = FALSE;
4610                         fclose(fp);
4611                         g_unlink(tmp);
4612                         g_free(tmp);
4613                         return -2;
4614                 }
4615         } else {
4616                 gint result = 0;
4617                 if ((result = compose_write_to_file(compose, fp, COMPOSE_WRITE_FOR_SEND)) < 0) {
4618                         lock = FALSE;
4619                         fclose(fp);
4620                         g_unlink(tmp);
4621                         g_free(tmp);
4622                         return result - 1; /* -2 for a generic error, -3 for signing error, -4 for encoding */
4623                 }
4624         }
4625
4626         if (fclose(fp) == EOF) {
4627                 FILE_OP_ERROR(tmp, "fclose");
4628                 g_unlink(tmp);
4629                 g_free(tmp);
4630                 return -2;
4631         }
4632
4633         queue = account_get_special_folder(compose->account, F_QUEUE);
4634         if (!queue) {
4635                 g_warning("can't find queue folder\n");
4636                 g_unlink(tmp);
4637                 g_free(tmp);
4638                 return -1;
4639         }
4640         folder_item_scan(queue);
4641         if ((num = folder_item_add_msg(queue, tmp, NULL, FALSE)) < 0) {
4642                 g_warning("can't queue the message\n");
4643                 g_unlink(tmp);
4644                 g_free(tmp);
4645                 return -1;
4646         }
4647
4648         if (msgpath == NULL) {
4649                 g_unlink(tmp);
4650                 g_free(tmp);
4651         } else
4652                 *msgpath = tmp;
4653
4654         if (compose->mode == COMPOSE_REEDIT) {
4655                 compose_remove_reedit_target(compose, FALSE);
4656         }
4657
4658         if ((msgnum != NULL) && (item != NULL)) {
4659                 *msgnum = num;
4660                 *item = queue;
4661         }
4662
4663         return 0;
4664 }
4665
4666 static void compose_add_attachments(Compose *compose, MimeInfo *parent)
4667 {
4668         AttachInfo *ainfo;
4669         GtkTreeView *tree_view = GTK_TREE_VIEW(compose->attach_clist);
4670         MimeInfo *mimepart;
4671         struct stat statbuf;
4672         gchar *type, *subtype;
4673         GtkTreeModel *model;
4674         GtkTreeIter iter;
4675
4676         model = gtk_tree_view_get_model(tree_view);
4677
4678         if (!gtk_tree_model_get_iter_first(model, &iter))
4679                 return;
4680         do {
4681                 gtk_tree_model_get(model, &iter,
4682                                    COL_DATA, &ainfo,
4683                                    -1);
4684
4685                 mimepart = procmime_mimeinfo_new();
4686                 mimepart->content = MIMECONTENT_FILE;
4687                 mimepart->data.filename = g_strdup(ainfo->file);
4688                 mimepart->tmp = FALSE; /* or we destroy our attachment */
4689                 mimepart->offset = 0;
4690
4691                 stat(ainfo->file, &statbuf);
4692                 mimepart->length = statbuf.st_size;
4693
4694                 type = g_strdup(ainfo->content_type);
4695
4696                 if (!strchr(type, '/')) {
4697                         g_free(type);
4698                         type = g_strdup("application/octet-stream");
4699                 }
4700
4701                 subtype = strchr(type, '/') + 1;
4702                 *(subtype - 1) = '\0';
4703                 mimepart->type = procmime_get_media_type(type);
4704                 mimepart->subtype = g_strdup(subtype);
4705                 g_free(type);
4706
4707                 if (mimepart->type == MIMETYPE_MESSAGE &&
4708                     !g_ascii_strcasecmp(mimepart->subtype, "rfc822")) {
4709                         mimepart->disposition = DISPOSITIONTYPE_INLINE;
4710                 } else {
4711                         g_hash_table_insert(mimepart->typeparameters,
4712                                             g_strdup("name"), g_strdup(ainfo->name));
4713                         g_hash_table_insert(mimepart->dispositionparameters,
4714                                             g_strdup("filename"), g_strdup(ainfo->name));
4715                         mimepart->disposition = DISPOSITIONTYPE_ATTACHMENT;
4716                 }
4717
4718                 if (compose->use_signing) {
4719                         if (ainfo->encoding == ENC_7BIT)
4720                                 ainfo->encoding = ENC_QUOTED_PRINTABLE;
4721                         else if (ainfo->encoding == ENC_8BIT)
4722                                 ainfo->encoding = ENC_BASE64;
4723                 }
4724
4725                 procmime_encode_content(mimepart, ainfo->encoding);
4726
4727                 g_node_append(parent->node, mimepart->node);
4728         } while (gtk_tree_model_iter_next(model, &iter));
4729 }
4730
4731 #define QUOTE_IF_REQUIRED(out, str)                                     \
4732 {                                                                       \
4733         if (*str != '"' && strpbrk(str, ",.[]<>")) {                    \
4734                 gchar *__tmp;                                           \
4735                 gint len;                                               \
4736                                                                         \
4737                 len = strlen(str) + 3;                                  \
4738                 if ((__tmp = alloca(len)) == NULL) {                    \
4739                         g_warning("can't allocate memory\n");           \
4740                         g_string_free(header, TRUE);                    \
4741                         return NULL;                                    \
4742                 }                                                       \
4743                 g_snprintf(__tmp, len, "\"%s\"", str);                  \
4744                 out = __tmp;                                            \
4745         } else {                                                        \
4746                 gchar *__tmp;                                           \
4747                                                                         \
4748                 if ((__tmp = alloca(strlen(str) + 1)) == NULL) {        \
4749                         g_warning("can't allocate memory\n");           \
4750                         g_string_free(header, TRUE);                    \
4751                         return NULL;                                    \
4752                 } else                                                  \
4753                         strcpy(__tmp, str);                             \
4754                                                                         \
4755                 out = __tmp;                                            \
4756         }                                                               \
4757 }
4758
4759 #define IS_IN_CUSTOM_HEADER(header) \
4760         (compose->account->add_customhdr && \
4761          custom_header_find(compose->account->customhdr_list, header) != NULL)
4762
4763 static void compose_add_headerfield_from_headerlist(Compose *compose,
4764                                                     GString *header,
4765                                                     const gchar *fieldname,
4766                                                     const gchar *seperator)
4767 {
4768         gchar *str, *fieldname_w_colon, *trans_fieldname;
4769         gboolean add_field = FALSE;
4770         GSList *list;
4771         ComposeHeaderEntry *headerentry;
4772         const gchar * headerentryname;
4773         GString *fieldstr;
4774
4775         if (IS_IN_CUSTOM_HEADER(fieldname))
4776                 return;
4777
4778         debug_print("Adding %s-fields\n", fieldname);
4779
4780         fieldstr = g_string_sized_new(64);
4781
4782         fieldname_w_colon = g_strconcat(fieldname, ":", NULL);
4783         trans_fieldname = (prefs_common.trans_hdr ? gettext(fieldname_w_colon) : fieldname_w_colon);
4784
4785         for (list = compose->header_list; list; list = list->next) {
4786                 headerentry = ((ComposeHeaderEntry *)list->data);
4787                 headerentryname = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(headerentry->combo)->entry));
4788
4789                 if (!g_utf8_collate(trans_fieldname, headerentryname)) {
4790                         str = gtk_editable_get_chars(GTK_EDITABLE(headerentry->entry), 0, -1);
4791                         g_strstrip(str);
4792                         if (str[0] != '\0') {
4793                                 if (add_field)
4794                                         g_string_append(fieldstr, seperator);
4795                                 g_string_append(fieldstr, str);
4796                                 add_field = TRUE;
4797                         }
4798                         g_free(str);
4799                 }
4800         }
4801         if (add_field) {
4802                 gchar *buf;
4803
4804                 buf = g_new0(gchar, fieldstr->len * 4 + 256);
4805                 compose_convert_header
4806                         (compose, buf, fieldstr->len * 4  + 256, fieldstr->str,
4807                         strlen(fieldname) + 2, TRUE);
4808                 g_string_append_printf(header, "%s: %s\n", fieldname, buf);
4809                 g_free(buf);
4810         }
4811
4812         g_free(fieldname_w_colon);
4813         g_string_free(fieldstr, TRUE);
4814
4815         return;
4816 }
4817
4818 static gchar *compose_get_header(Compose *compose)
4819 {
4820         gchar buf[BUFFSIZE];
4821         const gchar *entry_str;
4822         gchar *str;
4823         gchar *name;
4824         GSList *list;
4825         gchar *std_headers[] = {"To:", "Cc:", "Bcc:", "Newsgroups:", "Reply-To:", "Followup-To:", NULL};
4826         GString *header;
4827
4828         g_return_val_if_fail(compose->account != NULL, NULL);
4829         g_return_val_if_fail(compose->account->address != NULL, NULL);
4830
4831         header = g_string_sized_new(64);
4832
4833         /* Date */
4834         if (compose->account->add_date) {
4835                 get_rfc822_date(buf, sizeof(buf));
4836                 g_string_append_printf(header, "Date: %s\n", buf);
4837         }
4838
4839         /* From */
4840         if (compose->account->name && *compose->account->name) {
4841                 compose_convert_header
4842                         (compose, buf, sizeof(buf), compose->account->name,
4843                          strlen("From: "), TRUE);
4844                 QUOTE_IF_REQUIRED(name, buf);
4845                 g_string_append_printf(header, "From: %s <%s>\n",
4846                         name, compose->account->address);
4847         } else
4848                 g_string_append_printf(header, "From: %s\n", compose->account->address);
4849
4850         /* To */
4851         compose_add_headerfield_from_headerlist(compose, header, "To", ", ");
4852
4853         /* Newsgroups */
4854         compose_add_headerfield_from_headerlist(compose, header, "Newsgroups", ",");
4855
4856         /* Cc */
4857         compose_add_headerfield_from_headerlist(compose, header, "Cc", ", ");
4858
4859         /* Bcc */
4860         compose_add_headerfield_from_headerlist(compose, header, "Bcc", ", ");
4861
4862         /* Subject */
4863         str = gtk_editable_get_chars(GTK_EDITABLE(compose->subject_entry), 0, -1);
4864
4865         if (*str != '\0' && !IS_IN_CUSTOM_HEADER("Subject")) {
4866                 g_strstrip(str);
4867                 if (*str != '\0') {
4868                         compose_convert_header(compose, buf, sizeof(buf), str,
4869                                                strlen("Subject: "), FALSE);
4870                         g_string_append_printf(header, "Subject: %s\n", buf);
4871                 }
4872         }
4873         g_free(str);
4874
4875         /* Message-ID */
4876         if (compose->account->gen_msgid) {
4877                 generate_msgid(buf, sizeof(buf));
4878                 g_string_append_printf(header, "Message-ID: <%s>\n", buf);
4879                 compose->msgid = g_strdup(buf);
4880         }
4881
4882         if (compose->remove_references == FALSE) {
4883                 /* In-Reply-To */
4884                 if (compose->inreplyto && compose->to_list)
4885                         g_string_append_printf(header, "In-Reply-To: <%s>\n", compose->inreplyto);
4886
4887                 /* References */
4888                 if (compose->references)
4889                         g_string_append_printf(header, "References: %s\n", compose->references);
4890         }
4891
4892         /* Followup-To */
4893         compose_add_headerfield_from_headerlist(compose, header, "Followup-To", ",");
4894
4895         /* Reply-To */
4896         compose_add_headerfield_from_headerlist(compose, header, "Reply-To", ", ");
4897
4898         /* Organization */
4899         if (compose->account->organization &&
4900             strlen(compose->account->organization) &&
4901             !IS_IN_CUSTOM_HEADER("Organization")) {
4902                 compose_convert_header(compose, buf, sizeof(buf),
4903                                        compose->account->organization,
4904                                        strlen("Organization: "), FALSE);
4905                 g_string_append_printf(header, "Organization: %s\n", buf);
4906         }
4907
4908         /* Program version and system info */
4909         if (g_slist_length(compose->to_list) && !IS_IN_CUSTOM_HEADER("X-Mailer") &&
4910             !compose->newsgroup_list) {
4911                 g_string_append_printf(header, "X-Mailer: %s (GTK+ %d.%d.%d; %s)\n",
4912                         prog_version,
4913                         gtk_major_version, gtk_minor_version, gtk_micro_version,
4914                         TARGET_ALIAS);
4915         }
4916         if (g_slist_length(compose->newsgroup_list) && !IS_IN_CUSTOM_HEADER("X-Newsreader")) {
4917                 g_string_append_printf(header, "X-Newsreader: %s (GTK+ %d.%d.%d; %s)\n",
4918                         prog_version,
4919                         gtk_major_version, gtk_minor_version, gtk_micro_version,
4920                         TARGET_ALIAS);
4921         }
4922
4923         /* custom headers */
4924         if (compose->account->add_customhdr) {
4925                 GSList *cur;
4926
4927                 for (cur = compose->account->customhdr_list; cur != NULL;
4928                      cur = cur->next) {
4929                         CustomHeader *chdr = (CustomHeader *)cur->data;
4930
4931                         if (custom_header_is_allowed(chdr->name)) {
4932                                 compose_convert_header
4933                                         (compose, buf, sizeof(buf),
4934                                          chdr->value ? chdr->value : "",
4935                                          strlen(chdr->name) + 2, FALSE);
4936                                 g_string_append_printf(header, "%s: %s\n", chdr->name, buf);
4937                         }
4938                 }
4939         }
4940
4941         /* PRIORITY */
4942         switch (compose->priority) {
4943                 case PRIORITY_HIGHEST: g_string_append_printf(header, "Importance: high\n"
4944                                                    "X-Priority: 1 (Highest)\n");
4945                         break;
4946                 case PRIORITY_HIGH: g_string_append_printf(header, "Importance: high\n"
4947                                                 "X-Priority: 2 (High)\n");
4948                         break;
4949                 case PRIORITY_NORMAL: break;
4950                 case PRIORITY_LOW: g_string_append_printf(header, "Importance: low\n"
4951                                                "X-Priority: 4 (Low)\n");
4952                         break;
4953                 case PRIORITY_LOWEST: g_string_append_printf(header, "Importance: low\n"
4954                                                   "X-Priority: 5 (Lowest)\n");
4955                         break;
4956                 default: debug_print("compose: priority unknown : %d\n",
4957                                      compose->priority);
4958         }
4959
4960         /* Request Return Receipt */
4961         if (!IS_IN_CUSTOM_HEADER("Disposition-Notification-To")) {
4962                 if (compose->return_receipt) {
4963                         if (compose->account->name
4964                             && *compose->account->name) {
4965                                 compose_convert_header(compose, buf, sizeof(buf),
4966                                                        compose->account->name,
4967                                                        strlen("Disposition-Notification-To: "),
4968                                                        TRUE);
4969                                 g_string_append_printf(header, "Disposition-Notification-To: %s <%s>\n", buf, compose->account->address);
4970                         } else
4971                                 g_string_append_printf(header, "Disposition-Notification-To: %s\n", compose->account->address);
4972                 }
4973         }
4974
4975         /* get special headers */
4976         for (list = compose->header_list; list; list = list->next) {
4977                 ComposeHeaderEntry *headerentry;
4978                 gchar *tmp;
4979                 gchar *headername;
4980                 gchar *headername_wcolon;
4981                 gchar *headername_trans;
4982                 gchar *headervalue;
4983                 gchar **string;
4984                 gboolean standard_header = FALSE;
4985
4986                 headerentry = ((ComposeHeaderEntry *)list->data);
4987
4988                 tmp = g_strdup(gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(headerentry->combo)->entry)));
4989                 if (strchr(tmp, ' ') != NULL || strchr(tmp, '\r') != NULL || strchr(tmp, '\n') != NULL) {
4990                         g_free(tmp);
4991                         continue;
4992                 }
4993
4994                 if (!strstr(tmp, ":")) {
4995                         headername_wcolon = g_strconcat(tmp, ":", NULL);
4996                         headername = g_strdup(tmp);
4997                 } else {
4998                         headername_wcolon = g_strdup(tmp);
4999                         headername = g_strdup(strtok(tmp, ":"));
5000                 }
5001                 g_free(tmp);
5002
5003                 entry_str = gtk_entry_get_text(GTK_ENTRY(headerentry->entry));
5004                 Xstrdup_a(headervalue, entry_str, return NULL);
5005                 subst_char(headervalue, '\r', ' ');
5006                 subst_char(headervalue, '\n', ' ');
5007                 string = std_headers;
5008                 while (*string != NULL) {
5009                         headername_trans = prefs_common.trans_hdr ? gettext(*string) : *string;
5010                         if (!strcmp(headername_trans,headername_wcolon))
5011                                 standard_header = TRUE;
5012                         string++;
5013                 }
5014                 if (!standard_header && !IS_IN_CUSTOM_HEADER(headername))
5015                         g_string_append_printf(header, "%s %s\n", headername_wcolon, headervalue);
5016
5017                 g_free(headername);
5018                 g_free(headername_wcolon);
5019         }
5020
5021         str = header->str;
5022         g_string_free(header, FALSE);
5023
5024         return str;
5025 }
5026
5027 #undef IS_IN_CUSTOM_HEADER
5028
5029 static void compose_convert_header(Compose *compose, gchar *dest, gint len, gchar *src,
5030                                    gint header_len, gboolean addr_field)
5031 {
5032         gchar *tmpstr = NULL;
5033         const gchar *out_codeset = NULL;
5034
5035         g_return_if_fail(src != NULL);
5036         g_return_if_fail(dest != NULL);
5037
5038         if (len < 1) return;
5039
5040         tmpstr = g_strdup(src);
5041
5042         subst_char(tmpstr, '\n', ' ');
5043         subst_char(tmpstr, '\r', ' ');
5044         g_strchomp(tmpstr);
5045
5046         if (!g_utf8_validate(tmpstr, -1, NULL)) {
5047                 gchar *mybuf = g_malloc(strlen(tmpstr)*2 +1);
5048                 conv_localetodisp(mybuf, strlen(tmpstr)*2 +1, tmpstr);
5049                 g_free(tmpstr);
5050                 tmpstr = mybuf;
5051         }
5052
5053         codeconv_set_strict(TRUE);
5054         conv_encode_header_full(dest, len, tmpstr, header_len, addr_field,
5055                 conv_get_charset_str(compose->out_encoding));
5056         codeconv_set_strict(FALSE);
5057
5058         if (!dest || *dest == '\0') {
5059                 gchar *test_conv_global_out = NULL;
5060                 gchar *test_conv_reply = NULL;
5061
5062                 /* automatic mode. be automatic. */
5063                 codeconv_set_strict(TRUE);
5064
5065                 out_codeset = conv_get_outgoing_charset_str();
5066                 if (out_codeset) {
5067                         debug_print("trying to convert to %s\n", out_codeset);
5068                         test_conv_global_out = conv_codeset_strdup(src, CS_INTERNAL, out_codeset);
5069                 }
5070
5071                 if (!test_conv_global_out && compose->orig_charset) {
5072                         out_codeset = compose->orig_charset;
5073                         debug_print("failure; trying to convert to %s\n", out_codeset);
5074                         test_conv_reply = conv_codeset_strdup(src, CS_INTERNAL, out_codeset);
5075                 }
5076
5077                 if (!test_conv_global_out && !test_conv_reply) {
5078                         /* we're lost */
5079                         out_codeset = CS_INTERNAL;
5080                         debug_print("finally using %s\n", out_codeset);
5081                 }
5082                 g_free(test_conv_global_out);
5083                 g_free(test_conv_reply);
5084                 conv_encode_header_full(dest, len, tmpstr, header_len, addr_field,
5085                                         out_codeset);
5086                 codeconv_set_strict(FALSE);
5087         }
5088         g_free(tmpstr);
5089 }
5090
5091 static void compose_create_header_entry(Compose *compose)
5092 {
5093         gchar *headers[] = {"To:", "Cc:", "Bcc:", "Newsgroups:", "Reply-To:", "Followup-To:", NULL};
5094
5095         GtkWidget *combo;
5096         GtkWidget *entry;
5097         GList *combo_list = NULL;
5098         gchar **string;
5099         const gchar *header = NULL;
5100         ComposeHeaderEntry *headerentry;
5101         gboolean standard_header = FALSE;
5102
5103         headerentry = g_new0(ComposeHeaderEntry, 1);
5104
5105         /* Combo box */
5106         combo = gtk_combo_new();
5107         string = headers;
5108         while(*string != NULL) {
5109                 combo_list = g_list_append(combo_list, (prefs_common.trans_hdr ? gettext(*string) : *string));
5110                 string++;
5111         }
5112         gtk_combo_set_popdown_strings(GTK_COMBO(combo), combo_list);
5113         g_list_free(combo_list);
5114         gtk_editable_set_editable(GTK_EDITABLE(GTK_COMBO(combo)->entry), TRUE);
5115         g_signal_connect(G_OBJECT(GTK_COMBO(combo)->entry), "grab_focus",
5116                          G_CALLBACK(compose_grab_focus_cb), compose);
5117         gtk_widget_show(combo);
5118         gtk_table_attach(GTK_TABLE(compose->header_table), combo, 0, 1, compose->header_nextrow, compose->header_nextrow+1, GTK_SHRINK, GTK_FILL, 0, 0);
5119         if (compose->header_last) {
5120                 const gchar *last_header_entry = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(compose->header_last->combo)->entry));
5121                 string = headers;
5122                 while (*string != NULL) {
5123                         if (!strcmp(*string, last_header_entry))
5124                                 standard_header = TRUE;
5125                         string++;
5126                 }
5127                 if (standard_header)
5128                         header = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(compose->header_last->combo)->entry));
5129         }
5130         if (!compose->header_last || !standard_header) {
5131                 switch(compose->account->protocol) {
5132                         case A_NNTP:
5133                                 header = prefs_common.trans_hdr ? _("Newsgroups:") : "Newsgroups:";
5134                                 break;
5135                         default:
5136                                 header = prefs_common.trans_hdr ? _("To:") : "To:";
5137                                 break;
5138                 }
5139         }
5140         if (header)
5141                 gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(combo)->entry), header);
5142
5143         g_signal_connect_after(G_OBJECT(GTK_COMBO(combo)->entry), "grab_focus",
5144                          G_CALLBACK(compose_grab_focus_cb), compose);
5145
5146         /* Entry field */
5147         entry = gtk_entry_new();
5148         gtk_widget_show(entry);
5149         gtk_table_attach(GTK_TABLE(compose->header_table), entry, 1, 2, compose->header_nextrow, compose->header_nextrow+1, GTK_EXPAND | GTK_FILL, GTK_FILL, 0, 0);
5150
5151         g_signal_connect(G_OBJECT(entry), "key-press-event",
5152                          G_CALLBACK(compose_headerentry_key_press_event_cb),
5153                          headerentry);
5154         g_signal_connect(G_OBJECT(entry), "changed",
5155                          G_CALLBACK(compose_headerentry_changed_cb),
5156                          headerentry);
5157         g_signal_connect_after(G_OBJECT(entry), "grab_focus",
5158                          G_CALLBACK(compose_grab_focus_cb), compose);
5159
5160         /* email dnd */
5161         gtk_drag_dest_set(entry, GTK_DEST_DEFAULT_ALL, compose_mime_types,
5162                           sizeof(compose_mime_types)/sizeof(compose_mime_types[0]),
5163                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
5164         g_signal_connect(G_OBJECT(entry), "drag_data_received",
5165                          G_CALLBACK(compose_header_drag_received_cb),
5166                          entry);
5167         g_signal_connect(G_OBJECT(entry), "drag-drop",
5168                          G_CALLBACK(compose_drag_drop),
5169                          compose);
5170
5171         address_completion_register_entry(GTK_ENTRY(entry));
5172
5173         headerentry->compose = compose;
5174         headerentry->combo = combo;
5175         headerentry->entry = entry;
5176         headerentry->headernum = compose->header_nextrow;
5177
5178         compose->header_nextrow++;
5179         compose->header_last = headerentry;
5180 }
5181
5182 static void compose_add_header_entry(Compose *compose, gchar *header, gchar *text)
5183 {
5184         ComposeHeaderEntry *last_header;
5185
5186         last_header = compose->header_last;
5187
5188         gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(last_header->combo)->entry), header);
5189         gtk_entry_set_text(GTK_ENTRY(last_header->entry), text);
5190 }
5191
5192 static GtkWidget *compose_create_header(Compose *compose)
5193 {
5194         GtkWidget *label;
5195         GtkWidget *hbox;
5196         GtkWidget *from_optmenu_hbox;
5197         GtkWidget *header_scrolledwin;
5198         GtkWidget *header_table;
5199
5200         gint count = 0;
5201
5202         /* header labels and entries */
5203         header_scrolledwin = gtk_scrolled_window_new(NULL, NULL);
5204         gtk_widget_show(header_scrolledwin);
5205         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(header_scrolledwin), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
5206
5207         header_table = gtk_table_new(2, 2, FALSE);
5208         gtk_widget_show(header_table);
5209         gtk_container_set_border_width(GTK_CONTAINER(header_table), BORDER_WIDTH);
5210         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(header_scrolledwin), header_table);
5211         gtk_viewport_set_shadow_type(GTK_VIEWPORT(GTK_BIN(header_scrolledwin)->child), GTK_SHADOW_ETCHED_IN);
5212         count = 0;
5213
5214         /* option menu for selecting accounts */
5215         hbox = gtk_hbox_new(FALSE, 0);
5216         label = gtk_label_new(prefs_common.trans_hdr ? _("From:") : "From:");
5217         gtk_box_pack_end(GTK_BOX(hbox), label, FALSE, FALSE, 0);
5218         gtk_table_attach(GTK_TABLE(header_table), hbox, 0, 1, count, count + 1,
5219                          GTK_FILL, 0, 2, 0);
5220         from_optmenu_hbox = compose_account_option_menu_create(compose);
5221         gtk_table_attach(GTK_TABLE(header_table), from_optmenu_hbox,
5222                                   1, 2, count, count + 1, GTK_EXPAND | GTK_FILL, GTK_SHRINK, 0, 0);
5223         count++;
5224
5225         compose->header_table = header_table;
5226         compose->header_list = NULL;
5227         compose->header_nextrow = count;
5228
5229         compose_create_header_entry(compose);
5230
5231         compose->table            = NULL;
5232
5233         return header_scrolledwin ;
5234 }
5235
5236 GtkWidget *compose_create_attach(Compose *compose)
5237 {
5238         GtkWidget *attach_scrwin;
5239         GtkWidget *attach_clist;
5240
5241         GtkListStore *store;
5242         GtkCellRenderer *renderer;
5243         GtkTreeViewColumn *column;
5244         GtkTreeSelection *selection;
5245
5246         /* attachment list */
5247         attach_scrwin = gtk_scrolled_window_new(NULL, NULL);
5248         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(attach_scrwin),
5249                                        GTK_POLICY_AUTOMATIC,
5250                                        GTK_POLICY_AUTOMATIC);
5251         gtk_widget_set_size_request(attach_scrwin, -1, 80);
5252
5253         store = gtk_list_store_new(N_ATTACH_COLS,
5254                                    G_TYPE_STRING,
5255                                    G_TYPE_STRING,
5256                                    G_TYPE_STRING,
5257                                    G_TYPE_POINTER,
5258                                    G_TYPE_AUTO_POINTER,
5259                                    -1);
5260         attach_clist = GTK_WIDGET(gtk_tree_view_new_with_model
5261                                         (GTK_TREE_MODEL(store)));
5262         gtk_container_add(GTK_CONTAINER(attach_scrwin), attach_clist);
5263         g_object_unref(store);
5264
5265         renderer = gtk_cell_renderer_text_new();
5266         column = gtk_tree_view_column_new_with_attributes
5267                         (_("Mime type"), renderer, "text",
5268                          COL_MIMETYPE, NULL);
5269         gtk_tree_view_append_column(GTK_TREE_VIEW(attach_clist), column);
5270
5271         renderer = gtk_cell_renderer_text_new();
5272         column = gtk_tree_view_column_new_with_attributes
5273                         (_("Size"), renderer, "text",
5274                          COL_SIZE, NULL);
5275         gtk_tree_view_append_column(GTK_TREE_VIEW(attach_clist), column);
5276
5277         renderer = gtk_cell_renderer_text_new();
5278         column = gtk_tree_view_column_new_with_attributes
5279                         (_("Name"), renderer, "text",
5280                          COL_NAME, NULL);
5281         gtk_tree_view_append_column(GTK_TREE_VIEW(attach_clist), column);
5282
5283         gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(attach_clist),
5284                                      prefs_common.enable_rules_hint);
5285         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(attach_clist));
5286         gtk_tree_selection_set_mode(selection, GTK_SELECTION_MULTIPLE);
5287
5288         g_signal_connect(G_OBJECT(attach_clist), "row_activated",
5289                          G_CALLBACK(attach_selected), compose);
5290         g_signal_connect(G_OBJECT(attach_clist), "button_press_event",
5291                          G_CALLBACK(attach_button_pressed), compose);
5292         g_signal_connect(G_OBJECT(attach_clist), "key_press_event",
5293                          G_CALLBACK(attach_key_pressed), compose);
5294
5295         /* drag and drop */
5296         gtk_drag_dest_set(attach_clist,
5297                           GTK_DEST_DEFAULT_ALL, compose_mime_types,
5298                           sizeof(compose_mime_types)/sizeof(compose_mime_types[0]),
5299                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
5300         g_signal_connect(G_OBJECT(attach_clist), "drag_data_received",
5301                          G_CALLBACK(compose_attach_drag_received_cb),
5302                          compose);
5303         g_signal_connect(G_OBJECT(attach_clist), "drag-drop",
5304                          G_CALLBACK(compose_drag_drop),
5305                          compose);
5306
5307         compose->attach_scrwin = attach_scrwin;
5308         compose->attach_clist  = attach_clist;
5309
5310         return attach_scrwin;
5311 }
5312
5313 static void compose_savemsg_checkbtn_cb(GtkWidget *widget, Compose *compose);
5314 static void compose_savemsg_select_cb(GtkWidget *widget, Compose *compose);
5315
5316 static GtkWidget *compose_create_others(Compose *compose)
5317 {
5318         GtkWidget *table;
5319         GtkWidget *savemsg_checkbtn;
5320         GtkWidget *savemsg_entry;
5321         GtkWidget *savemsg_select;
5322
5323         guint rowcount = 0;
5324         gchar *folderidentifier;
5325
5326         /* Table for settings */
5327         table = gtk_table_new(3, 1, FALSE);
5328         gtk_container_set_border_width(GTK_CONTAINER(table), BORDER_WIDTH);
5329         gtk_widget_show(table);
5330         gtk_table_set_row_spacings(GTK_TABLE(table), VSPACING_NARROW);
5331         rowcount = 0;
5332
5333         /* Save Message to folder */
5334         savemsg_checkbtn = gtk_check_button_new_with_label(_("Save Message to "));
5335         gtk_widget_show(savemsg_checkbtn);
5336         gtk_table_attach(GTK_TABLE(table), savemsg_checkbtn, 0, 1, rowcount, rowcount + 1, GTK_SHRINK | GTK_FILL, GTK_SHRINK, 0, 0);
5337         if (account_get_special_folder(compose->account, F_OUTBOX)) {
5338                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(savemsg_checkbtn), prefs_common.savemsg);
5339         }
5340         g_signal_connect(G_OBJECT(savemsg_checkbtn), "toggled",
5341                          G_CALLBACK(compose_savemsg_checkbtn_cb), compose);
5342
5343         savemsg_entry = gtk_entry_new();
5344         gtk_widget_show(savemsg_entry);
5345         gtk_table_attach_defaults(GTK_TABLE(table), savemsg_entry, 1, 2, rowcount, rowcount + 1);
5346         gtk_editable_set_editable(GTK_EDITABLE(savemsg_entry), prefs_common.savemsg);
5347         g_signal_connect_after(G_OBJECT(savemsg_entry), "grab_focus",
5348                          G_CALLBACK(compose_grab_focus_cb), compose);
5349         if (account_get_special_folder(compose->account, F_OUTBOX)) {
5350                 folderidentifier = folder_item_get_identifier(account_get_special_folder
5351                                   (compose->account, F_OUTBOX));
5352                 gtk_entry_set_text(GTK_ENTRY(savemsg_entry), folderidentifier);
5353                 g_free(folderidentifier);
5354         }
5355
5356         savemsg_select = gtkut_get_browse_file_btn(_("_Browse"));
5357         gtk_widget_show(savemsg_select);
5358         gtk_table_attach(GTK_TABLE(table), savemsg_select, 2, 3, rowcount, rowcount + 1, GTK_SHRINK | GTK_FILL, GTK_SHRINK, 0, 0);
5359         g_signal_connect(G_OBJECT(savemsg_select), "clicked",
5360                          G_CALLBACK(compose_savemsg_select_cb),
5361                          compose);
5362
5363         rowcount++;
5364
5365         compose->savemsg_checkbtn = savemsg_checkbtn;
5366         compose->savemsg_entry = savemsg_entry;
5367
5368         return table;
5369 }
5370
5371 static void compose_savemsg_checkbtn_cb(GtkWidget *widget, Compose *compose)
5372 {
5373         gtk_editable_set_editable(GTK_EDITABLE(compose->savemsg_entry),
5374                 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn)));
5375 }
5376
5377 static void compose_savemsg_select_cb(GtkWidget *widget, Compose *compose)
5378 {
5379         FolderItem *dest;
5380         gchar * path;
5381
5382         dest = foldersel_folder_sel(NULL, FOLDER_SEL_COPY, NULL);
5383         if (!dest) return;
5384
5385         path = folder_item_get_identifier(dest);
5386
5387         gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), path);
5388         g_free(path);
5389 }
5390
5391 static void entry_paste_clipboard(Compose *compose, GtkWidget *entry, gboolean wrap,
5392                                   GdkAtom clip, GtkTextIter *insert_place);
5393
5394 #define BLOCK_WRAP() {                                                  \
5395         prev_autowrap = compose->autowrap;                              \
5396         buffer = gtk_text_view_get_buffer(                              \
5397                                         GTK_TEXT_VIEW(compose->text));  \
5398         compose->autowrap = FALSE;                                      \
5399                                                                         \
5400         g_signal_handlers_block_by_func(G_OBJECT(buffer),               \
5401                                 G_CALLBACK(compose_changed_cb),         \
5402                                 compose);                               \
5403         g_signal_handlers_block_by_func(G_OBJECT(buffer),               \
5404                                 G_CALLBACK(text_inserted),              \
5405                                 compose);                               \
5406 }
5407 #define UNBLOCK_WRAP() {                                                \
5408         compose->autowrap = prev_autowrap;                              \
5409         if (compose->autowrap)                                          \
5410                 compose_wrap_all(compose);                              \
5411                                                                         \
5412         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),             \
5413                                 G_CALLBACK(compose_changed_cb),         \
5414                                 compose);                               \
5415         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),             \
5416                                 G_CALLBACK(text_inserted),              \
5417                                 compose);                               \
5418 }
5419
5420
5421 static gboolean text_clicked(GtkWidget *text, GdkEventButton *event,
5422                                        Compose *compose)
5423 {
5424         gint prev_autowrap;
5425         GtkTextBuffer *buffer;
5426 #if USE_ASPELL
5427         if (event->button == 3) {
5428                 GtkTextIter iter;
5429                 GtkTextIter sel_start, sel_end;
5430                 gboolean stuff_selected;
5431                 gint x, y;
5432                 /* move the cursor to allow GtkAspell to check the word
5433                  * under the mouse */
5434                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(text),
5435                         GTK_TEXT_WINDOW_TEXT, event->x, event->y,
5436                         &x, &y);
5437                 gtk_text_view_get_iter_at_location (GTK_TEXT_VIEW(text),
5438                         &iter, x, y);
5439                 /* get selection */
5440                 stuff_selected = gtk_text_buffer_get_selection_bounds(
5441                                 GTK_TEXT_VIEW(text)->buffer,
5442                                 &sel_start, &sel_end);
5443
5444                 gtk_text_buffer_place_cursor (GTK_TEXT_VIEW(text)->buffer, &iter);
5445                 /* reselect stuff */
5446                 if (stuff_selected
5447                 && gtk_text_iter_in_range(&iter, &sel_start, &sel_end)) {
5448                         gtk_text_buffer_select_range(GTK_TEXT_VIEW(text)->buffer,
5449                                 &sel_start, &sel_end);
5450                 }
5451                 return FALSE; /* pass the event so that the right-click goes through */
5452         }
5453 #endif
5454         if (event->button == 2) {
5455                 GtkTextIter iter;
5456                 gint x, y;
5457                 BLOCK_WRAP();
5458
5459                 /* get the middle-click position to paste at the correct place */
5460                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(text),
5461                         GTK_TEXT_WINDOW_TEXT, event->x, event->y,
5462                         &x, &y);
5463                 gtk_text_view_get_iter_at_location (GTK_TEXT_VIEW(text),
5464                         &iter, x, y);
5465
5466                 entry_paste_clipboard(compose, text,
5467                                 prefs_common.linewrap_pastes,
5468                                 GDK_SELECTION_PRIMARY, &iter);
5469                 UNBLOCK_WRAP();
5470                 return TRUE;
5471         }
5472         return FALSE;
5473 }
5474
5475 static Compose *compose_create(PrefsAccount *account, ComposeMode mode,
5476                                                  gboolean batch)
5477 {
5478         Compose   *compose;
5479         GtkWidget *window;
5480         GtkWidget *vbox;
5481         GtkWidget *menubar;
5482         GtkWidget *handlebox;
5483
5484         GtkWidget *notebook;
5485
5486         GtkWidget *vbox2;
5487
5488         GtkWidget *label;
5489         GtkWidget *subject_hbox;
5490         GtkWidget *subject_frame;
5491         GtkWidget *subject_entry;
5492         GtkWidget *subject;
5493         GtkWidget *paned;
5494
5495         GtkWidget *edit_vbox;
5496         GtkWidget *ruler_hbox;
5497         GtkWidget *ruler;
5498         GtkWidget *scrolledwin;
5499         GtkWidget *text;
5500         GtkTextBuffer *buffer;
5501         GtkClipboard *clipboard;
5502
5503         UndoMain *undostruct;
5504
5505         gchar *titles[N_ATTACH_COLS];
5506         guint n_menu_entries;
5507         GdkColormap *cmap;
5508         GdkColor color[1];
5509         gboolean success[1];
5510         GtkWidget *popupmenu;
5511         GtkItemFactory *popupfactory;
5512         GtkItemFactory *ifactory;
5513         GtkWidget *tmpl_menu;
5514         gint n_entries;
5515         GtkWidget *menuitem;
5516
5517 #if USE_ASPELL
5518         GtkAspell * gtkaspell = NULL;
5519 #endif
5520
5521         static GdkGeometry geometry;
5522
5523         g_return_val_if_fail(account != NULL, NULL);
5524
5525         debug_print("Creating compose window...\n");
5526         compose = g_new0(Compose, 1);
5527
5528         titles[COL_MIMETYPE] = _("MIME type");
5529         titles[COL_SIZE]     = _("Size");
5530         titles[COL_NAME]     = _("Name");
5531
5532         compose->batch = batch;
5533         compose->account = account;
5534
5535         compose->mutex = g_mutex_new();
5536         compose->set_cursor_pos = -1;
5537
5538         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
5539         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
5540         gtk_widget_set_size_request(window, -1, prefs_common.compose_height);
5541
5542         if (!geometry.max_width) {
5543                 geometry.max_width = gdk_screen_width();
5544                 geometry.max_height = gdk_screen_height();
5545         }
5546
5547         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL,
5548                                       &geometry, GDK_HINT_MAX_SIZE);
5549         if (!geometry.min_width) {
5550                 geometry.min_width = 600;
5551                 geometry.min_height = 480;
5552         }
5553         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL,
5554                                       &geometry, GDK_HINT_MIN_SIZE);
5555         gtk_widget_set_uposition(window, prefs_common.compose_x,
5556                                  prefs_common.compose_y);
5557
5558         g_signal_connect(G_OBJECT(window), "delete_event",
5559                          G_CALLBACK(compose_delete_cb), compose);
5560         MANAGE_WINDOW_SIGNALS_CONNECT(window);
5561         gtk_widget_realize(window);
5562
5563         gtkut_widget_set_composer_icon(window);
5564
5565         vbox = gtk_vbox_new(FALSE, 0);
5566         gtk_container_add(GTK_CONTAINER(window), vbox);
5567
5568         n_menu_entries = sizeof(compose_entries) / sizeof(compose_entries[0]);
5569         menubar = menubar_create(window, compose_entries,
5570                                  n_menu_entries, "<Compose>", compose);
5571         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
5572
5573         if (prefs_common.toolbar_detachable) {
5574                 handlebox = gtk_handle_box_new();
5575         } else {
5576                 handlebox = gtk_hbox_new(FALSE, 0);
5577         }
5578         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
5579
5580         gtk_widget_realize(handlebox);
5581         compose->toolbar = toolbar_create(TOOLBAR_COMPOSE, handlebox,
5582                                           (gpointer)compose);
5583
5584         vbox2 = gtk_vbox_new(FALSE, 2);
5585         gtk_box_pack_start(GTK_BOX(vbox), vbox2, TRUE, TRUE, 0);
5586         gtk_container_set_border_width(GTK_CONTAINER(vbox2), 0);
5587
5588         /* Notebook */
5589         notebook = gtk_notebook_new();
5590         gtk_widget_set_size_request(notebook, -1, 130);
5591         gtk_widget_show(notebook);
5592
5593         /* header labels and entries */
5594         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
5595                         compose_create_header(compose),
5596                         gtk_label_new_with_mnemonic(_("Hea_der")));
5597         /* attachment list */
5598         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
5599                         compose_create_attach(compose),
5600                         gtk_label_new_with_mnemonic(_("_Attachments")));
5601         /* Others Tab */
5602         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
5603                         compose_create_others(compose),
5604                         gtk_label_new_with_mnemonic(_("Othe_rs")));
5605
5606         /* Subject */
5607         subject_hbox = gtk_hbox_new(FALSE, 0);
5608         gtk_widget_show(subject_hbox);
5609
5610         subject_frame = gtk_frame_new(NULL);
5611         gtk_frame_set_shadow_type(GTK_FRAME(subject_frame), GTK_SHADOW_NONE);
5612         gtk_box_pack_start(GTK_BOX(subject_hbox), subject_frame, TRUE, TRUE, 0);
5613         gtk_widget_show(subject_frame);
5614
5615         subject = gtk_hbox_new(FALSE, 0);
5616         gtk_container_set_border_width(GTK_CONTAINER(subject), 0);
5617         gtk_widget_show(subject);
5618
5619         label = gtk_label_new(_("Subject:"));
5620         gtk_box_pack_start(GTK_BOX(subject), label, FALSE, FALSE, 0);
5621         gtk_widget_show(label);
5622
5623         subject_entry = gtk_entry_new();
5624         gtk_box_pack_start(GTK_BOX(subject), subject_entry, TRUE, TRUE, 0);
5625         g_signal_connect_after(G_OBJECT(subject_entry), "grab_focus",
5626                          G_CALLBACK(compose_grab_focus_cb), compose);
5627         gtk_widget_show(subject_entry);
5628         compose->subject_entry = subject_entry;
5629         gtk_container_add(GTK_CONTAINER(subject_frame), subject);
5630
5631         edit_vbox = gtk_vbox_new(FALSE, 0);
5632
5633         gtk_box_pack_start(GTK_BOX(edit_vbox), subject_hbox, FALSE, FALSE, 0);
5634
5635         /* ruler */
5636         ruler_hbox = gtk_hbox_new(FALSE, 0);
5637         gtk_box_pack_start(GTK_BOX(edit_vbox), ruler_hbox, FALSE, FALSE, 0);
5638
5639         ruler = gtk_shruler_new();
5640         gtk_ruler_set_range(GTK_RULER(ruler), 0.0, 100.0, 1.0, 100.0);
5641         gtk_box_pack_start(GTK_BOX(ruler_hbox), ruler, TRUE, TRUE,
5642                            BORDER_WIDTH);
5643
5644         /* text widget */
5645         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
5646         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
5647                                        GTK_POLICY_AUTOMATIC,
5648                                        GTK_POLICY_AUTOMATIC);
5649         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
5650                                             GTK_SHADOW_IN);
5651         gtk_box_pack_start(GTK_BOX(edit_vbox), scrolledwin, TRUE, TRUE, 0);
5652         gtk_widget_set_size_request(scrolledwin, prefs_common.compose_width, -1);
5653
5654         text = gtk_text_view_new();
5655         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
5656         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD_CHAR);
5657         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), TRUE);
5658         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
5659         gtk_text_buffer_add_selection_clipboard(buffer, clipboard);
5660
5661         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
5662
5663         g_signal_connect_after(G_OBJECT(text), "size_allocate",
5664                                G_CALLBACK(compose_edit_size_alloc),
5665                                ruler);
5666         g_signal_connect(G_OBJECT(buffer), "changed",
5667                          G_CALLBACK(compose_changed_cb), compose);
5668         g_signal_connect(G_OBJECT(text), "grab_focus",
5669                          G_CALLBACK(compose_grab_focus_cb), compose);
5670         g_signal_connect(G_OBJECT(buffer), "insert_text",
5671                          G_CALLBACK(text_inserted), compose);
5672         g_signal_connect(G_OBJECT(text), "button_press_event",
5673                          G_CALLBACK(text_clicked), compose);
5674         g_signal_connect(G_OBJECT(subject_entry), "changed",
5675                          G_CALLBACK(compose_changed_cb), compose);
5676
5677         /* drag and drop */
5678         gtk_drag_dest_set(text, GTK_DEST_DEFAULT_ALL, compose_mime_types,
5679                           sizeof(compose_mime_types)/sizeof(compose_mime_types[0]),
5680                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
5681         g_signal_connect(G_OBJECT(text), "drag_data_received",
5682                          G_CALLBACK(compose_insert_drag_received_cb),
5683                          compose);
5684         g_signal_connect(G_OBJECT(text), "drag-drop",
5685                          G_CALLBACK(compose_drag_drop),
5686                          compose);
5687         gtk_widget_show_all(vbox);
5688
5689         /* pane between attach clist and text */
5690         paned = gtk_vpaned_new();
5691         gtk_paned_set_gutter_size(GTK_PANED(paned), 12);
5692         gtk_container_add(GTK_CONTAINER(vbox2), paned);
5693         gtk_paned_add1(GTK_PANED(paned), notebook);
5694         gtk_paned_add2(GTK_PANED(paned), edit_vbox);
5695         gtk_widget_show_all(paned);
5696
5697
5698         if (prefs_common.textfont) {
5699                 PangoFontDescription *font_desc;
5700
5701                 font_desc = pango_font_description_from_string
5702                         (prefs_common.textfont);
5703                 if (font_desc) {
5704                         gtk_widget_modify_font(text, font_desc);
5705                         pango_font_description_free(font_desc);
5706                 }
5707         }
5708
5709         color[0] = quote_color;
5710         cmap = gdk_drawable_get_colormap(window->window);
5711         gdk_colormap_alloc_colors(cmap, color, 1, FALSE, TRUE, success);
5712         if (success[0] == FALSE) {
5713                 GtkStyle *style;
5714
5715                 g_warning("Compose: color allocation failed.\n");
5716                 style = gtk_widget_get_style(text);
5717                 quote_color = style->black;
5718         }
5719
5720         n_entries = sizeof(compose_popup_entries) /
5721                 sizeof(compose_popup_entries[0]);
5722         popupmenu = menu_create_items(compose_popup_entries, n_entries,
5723                                       "<Compose>", &popupfactory,
5724                                       compose);
5725
5726         ifactory = gtk_item_factory_from_widget(menubar);
5727         menu_set_sensitive(ifactory, "/Edit/Undo", FALSE);
5728         menu_set_sensitive(ifactory, "/Edit/Redo", FALSE);
5729         menu_set_sensitive(ifactory, "/Options/Remove references", FALSE);
5730
5731         tmpl_menu = gtk_item_factory_get_item(ifactory, "/Tools/Template");
5732
5733         undostruct = undo_init(text);
5734         undo_set_change_state_func(undostruct, &compose_undo_state_changed,
5735                                    menubar);
5736
5737         address_completion_start(window);
5738
5739         compose->window        = window;
5740         compose->vbox          = vbox;
5741         compose->menubar       = menubar;
5742         compose->handlebox     = handlebox;
5743
5744         compose->vbox2         = vbox2;
5745
5746         compose->paned = paned;
5747
5748         compose->edit_vbox     = edit_vbox;
5749         compose->ruler_hbox    = ruler_hbox;
5750         compose->ruler         = ruler;
5751         compose->scrolledwin   = scrolledwin;
5752         compose->text          = text;
5753
5754         compose->focused_editable = NULL;
5755
5756         compose->popupmenu    = popupmenu;
5757         compose->popupfactory = popupfactory;
5758
5759         compose->tmpl_menu = tmpl_menu;
5760
5761         compose->mode = mode;
5762
5763         compose->targetinfo = NULL;
5764         compose->replyinfo  = NULL;
5765         compose->fwdinfo    = NULL;
5766
5767         compose->replyto     = NULL;
5768         compose->cc          = NULL;
5769         compose->bcc         = NULL;
5770         compose->followup_to = NULL;
5771
5772         compose->ml_post     = NULL;
5773
5774         compose->inreplyto   = NULL;
5775         compose->references  = NULL;
5776         compose->msgid       = NULL;
5777         compose->boundary    = NULL;
5778
5779         compose->autowrap       = prefs_common.autowrap;
5780
5781         compose->use_signing    = FALSE;
5782         compose->use_encryption = FALSE;
5783         compose->privacy_system = NULL;
5784
5785         compose->modified = FALSE;
5786
5787         compose->return_receipt = FALSE;
5788
5789         compose->to_list        = NULL;
5790         compose->newsgroup_list = NULL;
5791
5792         compose->undostruct = undostruct;
5793
5794         compose->sig_str = NULL;
5795
5796         compose->exteditor_file    = NULL;
5797         compose->exteditor_pid     = -1;
5798         compose->exteditor_tag     = -1;
5799         compose->draft_timeout_tag = -1;
5800
5801 #if USE_ASPELL
5802         menu_set_sensitive(ifactory, "/Spelling", FALSE);
5803         if (mode != COMPOSE_REDIRECT) {
5804                 if (prefs_common.enable_aspell && prefs_common.dictionary &&
5805                     strcmp(prefs_common.dictionary, "")) {
5806                         gtkaspell = gtkaspell_new(prefs_common.aspell_path,
5807                                                   prefs_common.dictionary,
5808                                                   conv_get_locale_charset_str(),
5809                                                   prefs_common.misspelled_col,
5810                                                   prefs_common.check_while_typing,
5811                                                   prefs_common.recheck_when_changing_dict,
5812                                                   prefs_common.use_alternate,
5813                                                   GTK_TEXT_VIEW(text),
5814                                                   GTK_WINDOW(compose->window));
5815                         if (!gtkaspell) {
5816                                 alertpanel_error(_("Spell checker could not "
5817                                                 "be started.\n%s"),
5818                                                 gtkaspell_checkers_strerror());
5819                                 gtkaspell_checkers_reset_error();
5820                         } else {
5821                                 if (!gtkaspell_set_sug_mode(gtkaspell,
5822                                                 prefs_common.aspell_sugmode)) {
5823                                         debug_print("Aspell: could not set "
5824                                                     "suggestion mode %s\n",
5825                                                     gtkaspell_checkers_strerror());
5826                                         gtkaspell_checkers_reset_error();
5827                                 }
5828
5829                                 menu_set_sensitive(ifactory, "/Spelling", TRUE);
5830                         }
5831                 }
5832         }
5833         compose->gtkaspell = gtkaspell;
5834 #endif
5835
5836         compose_select_account(compose, account, TRUE);
5837
5838         menu_set_active(ifactory, "/Edit/Auto wrapping", prefs_common.autowrap);
5839         if (account->set_autocc && account->auto_cc && mode != COMPOSE_REEDIT)
5840                 compose_entry_append(compose, account->auto_cc, COMPOSE_CC);
5841
5842         if (account->set_autobcc && account->auto_bcc && mode != COMPOSE_REEDIT)
5843                 compose_entry_append(compose, account->auto_bcc, COMPOSE_BCC);
5844
5845         if (account->set_autoreplyto && account->auto_replyto && mode != COMPOSE_REEDIT)
5846                 compose_entry_append(compose, account->auto_replyto, COMPOSE_REPLYTO);
5847
5848
5849         if (account->protocol != A_NNTP)
5850                 gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(compose->header_last->combo)->entry), prefs_common.trans_hdr ? _("To:") : "To:");
5851         else
5852                 gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(compose->header_last->combo)->entry), prefs_common.trans_hdr ? _("Newsgroups:") : "Newsgroups:");
5853
5854         addressbook_set_target_compose(compose);
5855
5856         if (mode != COMPOSE_REDIRECT)
5857                 compose_set_template_menu(compose);
5858         else {
5859                 menuitem = gtk_item_factory_get_item(ifactory, "/Tools/Template");
5860                 menu_set_sensitive(ifactory, "/Tools/Template", FALSE);
5861         }
5862
5863         compose_list = g_list_append(compose_list, compose);
5864
5865         if (!prefs_common.show_ruler)
5866                 gtk_widget_hide(ruler_hbox);
5867
5868         menuitem = gtk_item_factory_get_item(ifactory, "/Tools/Show ruler");
5869         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
5870                                        prefs_common.show_ruler);
5871
5872         /* Priority */
5873         compose->priority = PRIORITY_NORMAL;
5874         compose_update_priority_menu_item(compose);
5875
5876         compose_set_out_encoding(compose);
5877
5878         /* Actions menu */
5879         compose_update_actions_menu(compose);
5880
5881         /* Privacy Systems menu */
5882         compose_update_privacy_systems_menu(compose);
5883
5884         activate_privacy_system(compose, account, TRUE);
5885         toolbar_set_style(compose->toolbar->toolbar, compose->handlebox, prefs_common.toolbar_style);
5886         if (batch) {
5887                 gtk_widget_realize(window);
5888         } else {
5889                 gtk_widget_show(window);
5890         }
5891
5892         return compose;
5893 }
5894
5895 static GtkWidget *compose_account_option_menu_create(Compose *compose)
5896 {
5897         GList *accounts;
5898         GtkWidget *optmenu;
5899         GtkWidget *menu;
5900         gint num = 0, def_menu = 0;
5901
5902         accounts = account_get_list();
5903         g_return_val_if_fail(accounts != NULL, NULL);
5904
5905         optmenu = gtk_option_menu_new();
5906         menu = gtk_menu_new();
5907
5908         for (; accounts != NULL; accounts = accounts->next, num++) {
5909                 PrefsAccount *ac = (PrefsAccount *)accounts->data;
5910                 GtkWidget *menuitem;
5911                 gchar *name;
5912
5913                 if (ac == compose->account) def_menu = num;
5914
5915                 if (prefs_common.compose_no_markup) {
5916                         if (ac->name)
5917                                 name = g_markup_printf_escaped("%s : %s &lt;%s&gt;",
5918                                                        ac->account_name,
5919                                                        ac->name, ac->address);
5920                         else
5921                                 name = g_markup_printf_escaped("%s : &lt;%s&gt;",
5922                                                        ac->account_name, ac->address);
5923                 } else {
5924                         if (ac->name)
5925                                 name = g_markup_printf_escaped("<i>%s</i> : %s &lt;<b>%s</b>&gt;",
5926                                                        ac->account_name,
5927                                                        ac->name, ac->address);
5928                         else
5929                                 name = g_markup_printf_escaped("<i>%s</i> : &lt;<b>%s</b>&gt;",
5930                                                        ac->account_name, ac->address);
5931                 }
5932                 MENUITEM_ADD(menu, menuitem, name, ac->account_id);
5933                 gtk_label_set_use_markup (
5934                                 GTK_LABEL (gtk_bin_get_child (GTK_BIN (menuitem))),
5935                                 TRUE);
5936                 g_free(name);
5937                 g_signal_connect(G_OBJECT(menuitem), "activate",
5938                                  G_CALLBACK(account_activated),
5939                                  compose);
5940         }
5941
5942         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
5943         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), def_menu);
5944
5945         return optmenu;
5946 }
5947
5948 static void compose_set_priority_cb(gpointer data,
5949                                     guint action,
5950                                     GtkWidget *widget)
5951 {
5952         Compose *compose = (Compose *) data;
5953         compose->priority = action;
5954 }
5955
5956 static void compose_update_priority_menu_item(Compose * compose)
5957 {
5958         GtkItemFactory *ifactory;
5959         GtkWidget *menuitem = NULL;
5960
5961         ifactory = gtk_item_factory_from_widget(compose->menubar);
5962
5963         switch (compose->priority) {
5964                 case PRIORITY_HIGHEST:
5965                         menuitem = gtk_item_factory_get_item
5966                                 (ifactory, "/Options/Priority/Highest");
5967                         break;
5968                 case PRIORITY_HIGH:
5969                         menuitem = gtk_item_factory_get_item
5970                                 (ifactory, "/Options/Priority/High");
5971                         break;
5972                 case PRIORITY_NORMAL:
5973                         menuitem = gtk_item_factory_get_item
5974                                 (ifactory, "/Options/Priority/Normal");
5975                         break;
5976                 case PRIORITY_LOW:
5977                         menuitem = gtk_item_factory_get_item
5978                                 (ifactory, "/Options/Priority/Low");
5979                         break;
5980                 case PRIORITY_LOWEST:
5981                         menuitem = gtk_item_factory_get_item
5982                                 (ifactory, "/Options/Priority/Lowest");
5983                         break;
5984         }
5985         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem), TRUE);
5986 }
5987
5988 static void compose_set_privacy_system_cb(GtkWidget *widget, gpointer data)
5989 {
5990         Compose *compose = (Compose *) data;
5991         gchar *systemid;
5992         GtkItemFactory *ifactory;
5993         gboolean can_sign = FALSE, can_encrypt = FALSE;
5994
5995         g_return_if_fail(GTK_IS_CHECK_MENU_ITEM(widget));
5996
5997         if (!GTK_CHECK_MENU_ITEM(widget)->active)
5998                 return;
5999
6000         systemid = g_object_get_data(G_OBJECT(widget), "privacy_system");
6001         g_free(compose->privacy_system);
6002         compose->privacy_system = NULL;
6003         if (systemid != NULL) {
6004                 compose->privacy_system = g_strdup(systemid);
6005
6006                 can_sign = privacy_system_can_sign(systemid);
6007                 can_encrypt = privacy_system_can_encrypt(systemid);
6008         }
6009
6010         debug_print("activated privacy system: %s\n", systemid != NULL ? systemid : "None");
6011
6012         ifactory = gtk_item_factory_from_widget(compose->menubar);
6013         menu_set_sensitive(ifactory, "/Options/Sign", can_sign);
6014         menu_set_sensitive(ifactory, "/Options/Encrypt", can_encrypt);
6015 }
6016
6017 static void compose_update_privacy_system_menu_item(Compose * compose, gboolean warn)
6018 {
6019         static gchar *branch_path = "/Options/Privacy System";
6020         GtkItemFactory *ifactory;
6021         GtkWidget *menuitem = NULL;
6022         GList *amenu;
6023         gboolean can_sign = FALSE, can_encrypt = FALSE;
6024         gboolean found = FALSE;
6025
6026         ifactory = gtk_item_factory_from_widget(compose->menubar);
6027
6028         if (compose->privacy_system != NULL) {
6029                 gchar *systemid;
6030
6031                 menuitem = gtk_item_factory_get_widget(ifactory, branch_path);
6032                 g_return_if_fail(menuitem != NULL);
6033
6034                 amenu = GTK_MENU_SHELL(menuitem)->children;
6035                 menuitem = NULL;
6036                 while (amenu != NULL) {
6037                         GList *alist = amenu->next;
6038
6039                         systemid = g_object_get_data(G_OBJECT(amenu->data), "privacy_system");
6040                         if (systemid != NULL) {
6041                                 if (strcmp(systemid, compose->privacy_system) == 0) {
6042                                         menuitem = GTK_WIDGET(amenu->data);
6043
6044                                         can_sign = privacy_system_can_sign(systemid);
6045                                         can_encrypt = privacy_system_can_encrypt(systemid);
6046                                         found = TRUE;
6047                                         break;
6048                                 }
6049                         } else if (strlen(compose->privacy_system) == 0) {
6050                                         menuitem = GTK_WIDGET(amenu->data);
6051
6052                                         can_sign = FALSE;
6053                                         can_encrypt = FALSE;
6054                                         found = TRUE;
6055                                         break;
6056                         }
6057
6058                         amenu = alist;
6059                 }
6060                 if (menuitem != NULL)
6061                         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem), TRUE);
6062
6063                 if (warn && !found && strlen(compose->privacy_system)) {
6064                         gchar *tmp = g_strdup_printf(
6065                                 _("The privacy system '%s' cannot be loaded. You "
6066                                   "will not be able to sign or encrypt this message."),
6067                                   compose->privacy_system);
6068                         alertpanel_warning(tmp);
6069                         g_free(tmp);
6070                 }
6071         }
6072
6073         menu_set_sensitive(ifactory, "/Options/Sign", can_sign);
6074         menu_set_sensitive(ifactory, "/Options/Encrypt", can_encrypt);
6075 }
6076
6077 static void compose_set_out_encoding(Compose *compose)
6078 {
6079         GtkItemFactoryEntry *entry;
6080         GtkItemFactory *ifactory;
6081         CharSet out_encoding;
6082         gchar *path, *p, *q;
6083         GtkWidget *item;
6084
6085         out_encoding = conv_get_charset_from_str(prefs_common.outgoing_charset);
6086         ifactory = gtk_item_factory_from_widget(compose->menubar);
6087
6088         for (entry = compose_entries; entry->callback != compose_address_cb;
6089              entry++) {
6090                 if (entry->callback == compose_set_encoding_cb &&
6091                     (CharSet)entry->callback_action == out_encoding) {
6092                         p = q = path = g_strdup(entry->path);
6093                         while (*p) {
6094                                 if (*p == '_') {
6095                                         if (p[1] == '_') {
6096                                                 p++;
6097                                                 *q++ = '_';
6098                                         }
6099                                 } else
6100                                         *q++ = *p;
6101                                 p++;
6102                         }
6103                         *q = '\0';
6104                         item = gtk_item_factory_get_item(ifactory, path);
6105                         gtk_widget_activate(item);
6106                         g_free(path);
6107                         break;
6108                 }
6109         }
6110 }
6111
6112 static void compose_set_template_menu(Compose *compose)
6113 {
6114         GSList *tmpl_list, *cur;
6115         GtkWidget *menu;
6116         GtkWidget *item;
6117
6118         tmpl_list = template_get_config();
6119
6120         menu = gtk_menu_new();
6121
6122         for (cur = tmpl_list; cur != NULL; cur = cur->next) {
6123                 Template *tmpl = (Template *)cur->data;
6124
6125                 item = gtk_menu_item_new_with_label(tmpl->name);
6126                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
6127                 g_signal_connect(G_OBJECT(item), "activate",
6128                                  G_CALLBACK(compose_template_activate_cb),
6129                                  compose);
6130                 g_object_set_data(G_OBJECT(item), "template", tmpl);
6131                 gtk_widget_show(item);
6132         }
6133
6134         gtk_widget_show(menu);
6135         gtk_menu_item_set_submenu(GTK_MENU_ITEM(compose->tmpl_menu), menu);
6136 }
6137
6138 void compose_update_actions_menu(Compose *compose)
6139 {
6140         GtkItemFactory *ifactory;
6141
6142         ifactory = gtk_item_factory_from_widget(compose->menubar);
6143         action_update_compose_menu(ifactory, "/Tools/Actions", compose);
6144 }
6145
6146 void compose_update_privacy_systems_menu(Compose *compose)
6147 {
6148         static gchar *branch_path = "/Options/Privacy System";
6149         GtkItemFactory *ifactory;
6150         GtkWidget *menuitem;
6151         GSList *systems, *cur;
6152         GList *amenu;
6153         GtkWidget *widget;
6154         GtkWidget *system_none;
6155         GSList *group;
6156
6157         ifactory = gtk_item_factory_from_widget(compose->menubar);
6158
6159         /* remove old entries */
6160         menuitem = gtk_item_factory_get_widget(ifactory, branch_path);
6161         g_return_if_fail(menuitem != NULL);
6162
6163         amenu = GTK_MENU_SHELL(menuitem)->children->next;
6164         while (amenu != NULL) {
6165                 GList *alist = amenu->next;
6166                 gtk_widget_destroy(GTK_WIDGET(amenu->data));
6167                 amenu = alist;
6168         }
6169
6170         system_none = gtk_item_factory_get_widget(ifactory,
6171                 "/Options/Privacy System/None");
6172
6173         g_signal_connect(G_OBJECT(system_none), "activate",
6174                 G_CALLBACK(compose_set_privacy_system_cb), compose);
6175
6176         systems = privacy_get_system_ids();
6177         for (cur = systems; cur != NULL; cur = g_slist_next(cur)) {
6178                 gchar *systemid = cur->data;
6179
6180                 group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(system_none));
6181                 widget = gtk_radio_menu_item_new_with_label(group,
6182                         privacy_system_get_name(systemid));
6183                 g_object_set_data_full(G_OBJECT(widget), "privacy_system",
6184                                        g_strdup(systemid), g_free);
6185                 g_signal_connect(G_OBJECT(widget), "activate",
6186                         G_CALLBACK(compose_set_privacy_system_cb), compose);
6187
6188                 gtk_menu_append(GTK_MENU(system_none->parent), widget);
6189                 gtk_widget_show(widget);
6190                 g_free(systemid);
6191         }
6192         g_slist_free(systems);
6193 }
6194
6195 void compose_reflect_prefs_all(void)
6196 {
6197         GList *cur;
6198         Compose *compose;
6199
6200         for (cur = compose_list; cur != NULL; cur = cur->next) {
6201                 compose = (Compose *)cur->data;
6202                 compose_set_template_menu(compose);
6203         }
6204 }
6205
6206 void compose_reflect_prefs_pixmap_theme(void)
6207 {
6208         GList *cur;
6209         Compose *compose;
6210
6211         for (cur = compose_list; cur != NULL; cur = cur->next) {
6212                 compose = (Compose *)cur->data;
6213                 toolbar_update(TOOLBAR_COMPOSE, compose);
6214         }
6215 }
6216
6217 static void compose_template_apply(Compose *compose, Template *tmpl,
6218                                    gboolean replace)
6219 {
6220         GtkTextView *text;
6221         GtkTextBuffer *buffer;
6222         GtkTextMark *mark;
6223         GtkTextIter iter;
6224         gchar *qmark;
6225         gchar *parsed_str = NULL;
6226         gint cursor_pos = 0;
6227         if (!tmpl) return;
6228
6229         /* process the body */
6230
6231         text = GTK_TEXT_VIEW(compose->text);
6232         buffer = gtk_text_view_get_buffer(text);
6233
6234         if (replace)
6235                 gtk_text_buffer_set_text(buffer, "", -1);
6236
6237         mark = gtk_text_buffer_get_insert(buffer);
6238         gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
6239
6240         if (tmpl->value) {
6241                 if ((compose->replyinfo == NULL) && (compose->fwdinfo == NULL)) {
6242                         parsed_str = compose_quote_fmt(compose, NULL, tmpl->value,
6243                                                        NULL, NULL, FALSE);
6244                 } else {
6245                         if (prefs_common.quotemark && *prefs_common.quotemark)
6246                                 qmark = prefs_common.quotemark;
6247                         else
6248                                 qmark = "> ";
6249
6250                         if (compose->replyinfo != NULL)
6251                                 parsed_str = compose_quote_fmt(compose, compose->replyinfo,
6252                                                                tmpl->value, qmark, NULL, FALSE);
6253                         else if (compose->fwdinfo != NULL)
6254                                 parsed_str = compose_quote_fmt(compose, compose->fwdinfo,
6255                                                                tmpl->value, qmark, NULL, FALSE);
6256                         else
6257                                 parsed_str = NULL;
6258                 }
6259         }
6260         if (replace && parsed_str && compose->account->auto_sig)
6261                 compose_insert_sig(compose, FALSE);
6262
6263         if (replace && parsed_str) {
6264                 gtk_text_buffer_get_start_iter(buffer, &iter);
6265                 gtk_text_buffer_place_cursor(buffer, &iter);
6266         }
6267
6268         if (parsed_str) {
6269                 cursor_pos = quote_fmt_get_cursor_pos();
6270                 compose->set_cursor_pos = cursor_pos;
6271                 if (cursor_pos == -1)
6272                         cursor_pos = 0;
6273                 gtk_text_buffer_get_start_iter(buffer, &iter);
6274                 gtk_text_buffer_get_iter_at_offset(buffer, &iter, cursor_pos);
6275                 gtk_text_buffer_place_cursor(buffer, &iter);
6276         }
6277
6278         /* process the other fields */
6279         compose_template_apply_fields(compose, tmpl);
6280
6281         compose_changed_cb(NULL, compose);
6282 }
6283
6284 void compose_template_apply_fields(Compose *compose, Template *tmpl)
6285 {
6286         static MsgInfo dummyinfo;
6287         MsgInfo *msginfo = NULL;
6288         gchar *buf = NULL;
6289
6290         if (compose->replyinfo != NULL)
6291                 msginfo = compose->replyinfo;
6292         else if (compose->fwdinfo != NULL)
6293                 msginfo = compose->fwdinfo;
6294         else
6295                 msginfo = &dummyinfo;
6296
6297         if (tmpl->to && *tmpl->to != '\0') {
6298                 quote_fmt_init(msginfo, NULL, NULL, FALSE);
6299                 quote_fmt_scan_string(tmpl->to);
6300                 quote_fmt_parse();
6301
6302                 buf = quote_fmt_get_buffer();
6303                 if (buf == NULL) {
6304                         alertpanel_error(_("Message To format error."));
6305                 } else {
6306                         compose_entry_append(compose, buf, COMPOSE_TO);
6307                 }
6308         }
6309
6310         if (tmpl->cc && *tmpl->cc != '\0') {
6311                 quote_fmt_init(msginfo, NULL, NULL, FALSE);
6312                 quote_fmt_scan_string(tmpl->cc);
6313                 quote_fmt_parse();
6314
6315                 buf = quote_fmt_get_buffer();
6316                 if (buf == NULL) {
6317                         alertpanel_error(_("Message Cc format error."));
6318                 } else {
6319                         compose_entry_append(compose, buf, COMPOSE_CC);
6320                 }
6321         }
6322
6323         if (tmpl->bcc && *tmpl->bcc != '\0') {
6324                 quote_fmt_init(msginfo, NULL, NULL, FALSE);
6325                 quote_fmt_scan_string(tmpl->bcc);
6326                 quote_fmt_parse();
6327
6328                 buf = quote_fmt_get_buffer();
6329                 if (buf == NULL) {
6330                         alertpanel_error(_("Message Bcc format error."));
6331                 } else {
6332                         compose_entry_append(compose, buf, COMPOSE_BCC);
6333                 }
6334         }
6335
6336         /* process the subject */
6337         if (tmpl->subject && *tmpl->subject != '\0') {
6338                 quote_fmt_init(msginfo, NULL, NULL, FALSE);
6339                 quote_fmt_scan_string(tmpl->subject);
6340                 quote_fmt_parse();
6341
6342                 buf = quote_fmt_get_buffer();
6343                 if (buf == NULL) {
6344                         alertpanel_error(_("Message subject format error."));
6345                 } else {
6346                         gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), buf);
6347                 }
6348         }
6349 }
6350
6351 static void compose_destroy(Compose *compose)
6352 {
6353         compose_list = g_list_remove(compose_list, compose);
6354
6355         if (compose->updating) {
6356                 debug_print("danger, not destroying anything now\n");
6357                 compose->deferred_destroy = TRUE;
6358                 return;
6359         }
6360         /* NOTE: address_completion_end() does nothing with the window
6361          * however this may change. */
6362         address_completion_end(compose->window);
6363
6364         slist_free_strings(compose->to_list);
6365         g_slist_free(compose->to_list);
6366         slist_free_strings(compose->newsgroup_list);
6367         g_slist_free(compose->newsgroup_list);
6368         slist_free_strings(compose->header_list);
6369         g_slist_free(compose->header_list);
6370
6371         procmsg_msginfo_free(compose->targetinfo);
6372         procmsg_msginfo_free(compose->replyinfo);
6373         procmsg_msginfo_free(compose->fwdinfo);
6374
6375         g_free(compose->replyto);
6376         g_free(compose->cc);
6377         g_free(compose->bcc);
6378         g_free(compose->newsgroups);
6379         g_free(compose->followup_to);
6380
6381         g_free(compose->ml_post);
6382
6383         g_free(compose->inreplyto);
6384         g_free(compose->references);
6385         g_free(compose->msgid);
6386         g_free(compose->boundary);
6387
6388         g_free(compose->redirect_filename);
6389         if (compose->undostruct)
6390                 undo_destroy(compose->undostruct);
6391
6392         g_free(compose->sig_str);
6393
6394         g_free(compose->exteditor_file);
6395
6396         g_free(compose->orig_charset);
6397
6398         g_free(compose->privacy_system);
6399
6400         if (addressbook_get_target_compose() == compose)
6401                 addressbook_set_target_compose(NULL);
6402
6403 #if USE_ASPELL
6404         if (compose->gtkaspell) {
6405                 gtkaspell_delete(compose->gtkaspell);
6406                 compose->gtkaspell = NULL;
6407         }
6408 #endif
6409
6410         prefs_common.compose_width = compose->scrolledwin->allocation.width;
6411         prefs_common.compose_height = compose->window->allocation.height;
6412
6413         if (!gtk_widget_get_parent(compose->paned))
6414                 gtk_widget_destroy(compose->paned);
6415         gtk_widget_destroy(compose->popupmenu);
6416
6417         gtk_widget_destroy(compose->window);
6418         toolbar_destroy(compose->toolbar);
6419         g_free(compose->toolbar);
6420         g_mutex_free(compose->mutex);
6421         g_free(compose);
6422 }
6423
6424 static void compose_attach_info_free(AttachInfo *ainfo)
6425 {
6426         g_free(ainfo->file);
6427         g_free(ainfo->content_type);
6428         g_free(ainfo->name);
6429         g_free(ainfo);
6430 }
6431
6432 static void compose_attach_remove_selected(Compose *compose)
6433 {
6434         GtkTreeView *tree_view = GTK_TREE_VIEW(compose->attach_clist);
6435         GtkTreeSelection *selection;
6436         GList *sel, *cur;
6437         GtkTreeModel *model;
6438
6439         selection = gtk_tree_view_get_selection(tree_view);
6440         sel = gtk_tree_selection_get_selected_rows(selection, &model);
6441
6442         if (!sel)
6443                 return;
6444
6445         for (cur = sel; cur != NULL; cur = cur->next) {
6446                 GtkTreePath *path = cur->data;
6447                 GtkTreeRowReference *ref = gtk_tree_row_reference_new
6448                                                 (model, cur->data);
6449                 cur->data = ref;
6450                 gtk_tree_path_free(path);
6451         }
6452
6453         for (cur = sel; cur != NULL; cur = cur->next) {
6454                 GtkTreeRowReference *ref = cur->data;
6455                 GtkTreePath *path = gtk_tree_row_reference_get_path(ref);
6456                 GtkTreeIter iter;
6457
6458                 if (gtk_tree_model_get_iter(model, &iter, path))
6459                         gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
6460
6461                 gtk_tree_path_free(path);
6462                 gtk_tree_row_reference_free(ref);
6463         }
6464
6465         g_list_free(sel);
6466 }
6467
6468 static struct _AttachProperty
6469 {
6470         GtkWidget *window;
6471         GtkWidget *mimetype_entry;
6472         GtkWidget *encoding_optmenu;
6473         GtkWidget *path_entry;
6474         GtkWidget *filename_entry;
6475         GtkWidget *ok_btn;
6476         GtkWidget *cancel_btn;
6477 } attach_prop;
6478
6479 static void gtk_tree_path_free_(gpointer ptr, gpointer data)
6480 {
6481         gtk_tree_path_free((GtkTreePath *)ptr);
6482 }
6483
6484 static void compose_attach_property(Compose *compose)
6485 {
6486         GtkTreeView *tree_view = GTK_TREE_VIEW(compose->attach_clist);
6487         AttachInfo *ainfo;
6488         GtkOptionMenu *optmenu;
6489         GtkTreeSelection *selection;
6490         GList *sel;
6491         GtkTreeModel *model;
6492         GtkTreeIter iter;
6493         GtkTreePath *path;
6494         static gboolean cancelled;
6495
6496         /* only if one selected */
6497         selection = gtk_tree_view_get_selection(tree_view);
6498         if (gtk_tree_selection_count_selected_rows(selection) != 1)
6499                 return;
6500
6501         sel = gtk_tree_selection_get_selected_rows(selection, &model);
6502         if (!sel)
6503                 return;
6504
6505         path = (GtkTreePath *) sel->data;
6506         gtk_tree_model_get_iter(model, &iter, path);
6507         gtk_tree_model_get(model, &iter, COL_DATA, &ainfo, -1);
6508
6509         if (!ainfo) {
6510                 g_list_foreach(sel, gtk_tree_path_free_, NULL);
6511                 g_list_free(sel);
6512                 return;
6513         }
6514         g_list_free(sel);
6515
6516         if (!attach_prop.window)
6517                 compose_attach_property_create(&cancelled);
6518         gtk_widget_grab_focus(attach_prop.ok_btn);
6519         gtk_widget_show(attach_prop.window);
6520         manage_window_set_transient(GTK_WINDOW(attach_prop.window));
6521
6522         optmenu = GTK_OPTION_MENU(attach_prop.encoding_optmenu);
6523         if (ainfo->encoding == ENC_UNKNOWN)
6524                 menu_select_by_data(GTK_MENU(gtk_option_menu_get_menu(optmenu)),
6525                                     GINT_TO_POINTER(ENC_BASE64));
6526         else
6527                 menu_select_by_data(GTK_MENU(gtk_option_menu_get_menu(optmenu)),
6528                                     GINT_TO_POINTER(ainfo->encoding));
6529
6530         gtk_entry_set_text(GTK_ENTRY(attach_prop.mimetype_entry),
6531                            ainfo->content_type ? ainfo->content_type : "");
6532         gtk_entry_set_text(GTK_ENTRY(attach_prop.path_entry),
6533                            ainfo->file ? ainfo->file : "");
6534         gtk_entry_set_text(GTK_ENTRY(attach_prop.filename_entry),
6535                            ainfo->name ? ainfo->name : "");
6536
6537         for (;;) {
6538                 const gchar *entry_text;
6539                 gchar *text;
6540                 gchar *cnttype = NULL;
6541                 gchar *file = NULL;
6542                 off_t size = 0;
6543                 GtkWidget *menu;
6544                 GtkWidget *menuitem;
6545
6546                 cancelled = FALSE;
6547                 gtk_main();
6548
6549                 gtk_widget_hide(attach_prop.window);
6550
6551                 if (cancelled)
6552                         break;
6553
6554                 entry_text = gtk_entry_get_text(GTK_ENTRY(attach_prop.mimetype_entry));
6555                 if (*entry_text != '\0') {
6556                         gchar *p;
6557
6558                         text = g_strstrip(g_strdup(entry_text));
6559                         if ((p = strchr(text, '/')) && !strchr(p + 1, '/')) {
6560                                 cnttype = g_strdup(text);
6561                                 g_free(text);
6562                         } else {
6563                                 alertpanel_error(_("Invalid MIME type."));
6564                                 g_free(text);
6565                                 continue;
6566                         }
6567                 }
6568
6569                 menu = gtk_option_menu_get_menu(optmenu);
6570                 menuitem = gtk_menu_get_active(GTK_MENU(menu));
6571                 ainfo->encoding = GPOINTER_TO_INT
6572                         (g_object_get_data(G_OBJECT(menuitem), MENU_VAL_ID));
6573
6574                 entry_text = gtk_entry_get_text(GTK_ENTRY(attach_prop.path_entry));
6575                 if (*entry_text != '\0') {
6576                         if (is_file_exist(entry_text) &&
6577                             (size = get_file_size(entry_text)) > 0)
6578                                 file = g_strdup(entry_text);
6579                         else {
6580                                 alertpanel_error
6581                                         (_("File doesn't exist or is empty."));
6582                                 g_free(cnttype);
6583                                 continue;
6584                         }
6585                 }
6586
6587                 entry_text = gtk_entry_get_text(GTK_ENTRY(attach_prop.filename_entry));
6588                 if (*entry_text != '\0') {
6589                         g_free(ainfo->name);
6590                         ainfo->name = g_strdup(entry_text);
6591                 }
6592
6593                 if (cnttype) {
6594                         g_free(ainfo->content_type);
6595                         ainfo->content_type = cnttype;
6596                 }
6597                 if (file) {
6598                         g_free(ainfo->file);
6599                         ainfo->file = file;
6600                 }
6601                 if (size)
6602                         ainfo->size = size;
6603
6604                 /* update tree store */
6605                 text = to_human_readable(ainfo->size);
6606                 gtk_tree_model_get_iter(model, &iter, path);
6607                 gtk_list_store_set(GTK_LIST_STORE(model), &iter,
6608                                    COL_MIMETYPE, ainfo->content_type,
6609                                    COL_SIZE, text,
6610                                    COL_NAME, ainfo->name,
6611                                    -1);
6612
6613                 break;
6614         }
6615
6616         gtk_tree_path_free(path);
6617 }
6618
6619 #define SET_LABEL_AND_ENTRY(str, entry, top) \
6620 { \
6621         label = gtk_label_new(str); \
6622         gtk_table_attach(GTK_TABLE(table), label, 0, 1, top, (top + 1), \
6623                          GTK_FILL, 0, 0, 0); \
6624         gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5); \
6625  \
6626         entry = gtk_entry_new(); \
6627         gtk_table_attach(GTK_TABLE(table), entry, 1, 2, top, (top + 1), \
6628                          GTK_EXPAND|GTK_SHRINK|GTK_FILL, 0, 0, 0); \
6629 }
6630
6631 static void compose_attach_property_create(gboolean *cancelled)
6632 {
6633         GtkWidget *window;
6634         GtkWidget *vbox;
6635         GtkWidget *table;
6636         GtkWidget *label;
6637         GtkWidget *mimetype_entry;
6638         GtkWidget *hbox;
6639         GtkWidget *optmenu;
6640         GtkWidget *optmenu_menu;
6641         GtkWidget *menuitem;
6642         GtkWidget *path_entry;
6643         GtkWidget *filename_entry;
6644         GtkWidget *hbbox;
6645         GtkWidget *ok_btn;
6646         GtkWidget *cancel_btn;
6647         GList     *mime_type_list, *strlist;
6648
6649         debug_print("Creating attach_property window...\n");
6650
6651         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
6652         gtk_widget_set_size_request(window, 480, -1);
6653         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
6654         gtk_window_set_title(GTK_WINDOW(window), _("Properties"));
6655         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
6656         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
6657         g_signal_connect(G_OBJECT(window), "delete_event",
6658                          G_CALLBACK(attach_property_delete_event),
6659                          cancelled);
6660         g_signal_connect(G_OBJECT(window), "key_press_event",
6661                          G_CALLBACK(attach_property_key_pressed),
6662                          cancelled);
6663
6664         vbox = gtk_vbox_new(FALSE, 8);
6665         gtk_container_add(GTK_CONTAINER(window), vbox);
6666
6667         table = gtk_table_new(4, 2, FALSE);
6668         gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, FALSE, 0);
6669         gtk_table_set_row_spacings(GTK_TABLE(table), 8);
6670         gtk_table_set_col_spacings(GTK_TABLE(table), 8);
6671
6672         label = gtk_label_new(_("MIME type"));
6673         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 0, (0 + 1),
6674                          GTK_FILL, 0, 0, 0);
6675         gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
6676         mimetype_entry = gtk_combo_new();
6677         gtk_table_attach(GTK_TABLE(table), mimetype_entry, 1, 2, 0, (0 + 1),
6678                          GTK_EXPAND|GTK_SHRINK|GTK_FILL, 0, 0, 0);
6679
6680         /* stuff with list */
6681         mime_type_list = procmime_get_mime_type_list();
6682         strlist = NULL;
6683         for (; mime_type_list != NULL; mime_type_list = mime_type_list->next) {
6684                 MimeType *type = (MimeType *) mime_type_list->data;
6685                 gchar *tmp;
6686
6687                 tmp = g_strdup_printf("%s/%s", type->type, type->sub_type);
6688
6689                 if (g_list_find_custom(strlist, tmp, (GCompareFunc)strcmp2))
6690                         g_free(tmp);
6691                 else
6692                         strlist = g_list_insert_sorted(strlist, (gpointer)tmp,
6693                                         (GCompareFunc)strcmp2);
6694         }
6695
6696         gtk_combo_set_popdown_strings(GTK_COMBO(mimetype_entry), strlist);
6697
6698         for (mime_type_list = strlist; mime_type_list != NULL;
6699                 mime_type_list = mime_type_list->next)
6700                 g_free(mime_type_list->data);
6701         g_list_free(strlist);
6702
6703         mimetype_entry = GTK_COMBO(mimetype_entry)->entry;
6704
6705         label = gtk_label_new(_("Encoding"));
6706         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 1, 2,
6707                          GTK_FILL, 0, 0, 0);
6708         gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
6709
6710         hbox = gtk_hbox_new(FALSE, 0);
6711         gtk_table_attach(GTK_TABLE(table), hbox, 1, 2, 1, 2,
6712                          GTK_EXPAND|GTK_SHRINK|GTK_FILL, 0, 0, 0);
6713
6714         optmenu = gtk_option_menu_new();
6715         gtk_box_pack_start(GTK_BOX(hbox), optmenu, TRUE, TRUE, 0);
6716
6717         optmenu_menu = gtk_menu_new();
6718         MENUITEM_ADD(optmenu_menu, menuitem, "7bit", ENC_7BIT);
6719         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), optmenu_menu);
6720         MENUITEM_ADD(optmenu_menu, menuitem, "8bit", ENC_8BIT);
6721         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), optmenu_menu);
6722         MENUITEM_ADD(optmenu_menu, menuitem, "quoted-printable",
6723                      ENC_QUOTED_PRINTABLE);
6724         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), optmenu_menu);
6725
6726         MENUITEM_ADD(optmenu_menu, menuitem, "base64", ENC_BASE64);
6727
6728         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), optmenu_menu);
6729
6730         SET_LABEL_AND_ENTRY(_("Path"),      path_entry,     2);
6731         SET_LABEL_AND_ENTRY(_("File name"), filename_entry, 3);
6732
6733         gtkut_stock_button_set_create(&hbbox, &cancel_btn, GTK_STOCK_CANCEL,
6734                                       &ok_btn, GTK_STOCK_OK,
6735                                       NULL, NULL);
6736         gtk_box_pack_end(GTK_BOX(vbox), hbbox, FALSE, FALSE, 0);
6737         gtk_widget_grab_default(ok_btn);
6738
6739         g_signal_connect(G_OBJECT(ok_btn), "clicked",
6740                          G_CALLBACK(attach_property_ok),
6741                          cancelled);
6742         g_signal_connect(G_OBJECT(cancel_btn), "clicked",
6743                          G_CALLBACK(attach_property_cancel),
6744                          cancelled);
6745
6746         gtk_widget_show_all(vbox);
6747
6748         attach_prop.window           = window;
6749         attach_prop.mimetype_entry   = mimetype_entry;
6750         attach_prop.encoding_optmenu = optmenu;
6751         attach_prop.path_entry       = path_entry;
6752         attach_prop.filename_entry   = filename_entry;
6753         attach_prop.ok_btn           = ok_btn;
6754         attach_prop.cancel_btn       = cancel_btn;
6755 }
6756
6757 #undef SET_LABEL_AND_ENTRY
6758
6759 static void attach_property_ok(GtkWidget *widget, gboolean *cancelled)
6760 {
6761         *cancelled = FALSE;
6762         gtk_main_quit();
6763 }
6764
6765 static void attach_property_cancel(GtkWidget *widget, gboolean *cancelled)
6766 {
6767         *cancelled = TRUE;
6768         gtk_main_quit();
6769 }
6770
6771 static gint attach_property_delete_event(GtkWidget *widget, GdkEventAny *event,
6772                                          gboolean *cancelled)
6773 {
6774         *cancelled = TRUE;
6775         gtk_main_quit();
6776
6777         return TRUE;
6778 }
6779
6780 static gboolean attach_property_key_pressed(GtkWidget *widget,
6781                                             GdkEventKey *event,
6782                                             gboolean *cancelled)
6783 {
6784         if (event && event->keyval == GDK_Escape) {
6785                 *cancelled = TRUE;
6786                 gtk_main_quit();
6787         }
6788         return FALSE;
6789 }
6790
6791 static void compose_exec_ext_editor(Compose *compose)
6792 {
6793 #ifdef G_OS_UNIX
6794         gchar *tmp;
6795         pid_t pid;
6796         gint pipe_fds[2];
6797
6798         tmp = g_strdup_printf("%s%ctmpmsg.%p", get_tmp_dir(),
6799                               G_DIR_SEPARATOR, compose);
6800
6801         if (pipe(pipe_fds) < 0) {
6802                 perror("pipe");
6803                 g_free(tmp);
6804                 return;
6805         }
6806
6807         if ((pid = fork()) < 0) {
6808                 perror("fork");
6809                 g_free(tmp);
6810                 return;
6811         }
6812
6813         if (pid != 0) {
6814                 /* close the write side of the pipe */
6815                 close(pipe_fds[1]);
6816
6817                 compose->exteditor_file    = g_strdup(tmp);
6818                 compose->exteditor_pid     = pid;
6819
6820                 compose_set_ext_editor_sensitive(compose, FALSE);
6821
6822                 compose->exteditor_ch = g_io_channel_unix_new(pipe_fds[0]);
6823                 compose->exteditor_tag = g_io_add_watch(compose->exteditor_ch,
6824                                                         G_IO_IN,
6825                                                         compose_input_cb,
6826                                                         compose);
6827         } else {        /* process-monitoring process */
6828                 pid_t pid_ed;
6829
6830                 if (setpgid(0, 0))
6831                         perror("setpgid");
6832
6833                 /* close the read side of the pipe */
6834                 close(pipe_fds[0]);
6835
6836                 if (compose_write_body_to_file(compose, tmp) < 0) {
6837                         fd_write_all(pipe_fds[1], "2\n", 2);
6838                         _exit(1);
6839                 }
6840
6841                 pid_ed = compose_exec_ext_editor_real(tmp);
6842                 if (pid_ed < 0) {
6843                         fd_write_all(pipe_fds[1], "1\n", 2);
6844                         _exit(1);
6845                 }
6846
6847                 /* wait until editor is terminated */
6848                 waitpid(pid_ed, NULL, 0);
6849
6850                 fd_write_all(pipe_fds[1], "0\n", 2);
6851
6852                 close(pipe_fds[1]);
6853                 _exit(0);
6854         }
6855
6856         g_free(tmp);
6857 #endif /* G_OS_UNIX */
6858 }
6859
6860 #ifdef G_OS_UNIX
6861 static gint compose_exec_ext_editor_real(const gchar *file)
6862 {
6863         gchar buf[1024];
6864         gchar *p;
6865         gchar **cmdline;
6866         pid_t pid;
6867
6868         g_return_val_if_fail(file != NULL, -1);
6869
6870         if ((pid = fork()) < 0) {
6871                 perror("fork");
6872                 return -1;
6873         }
6874
6875         if (pid != 0) return pid;
6876
6877         /* grandchild process */
6878
6879         if (setpgid(0, getppid()))
6880                 perror("setpgid");
6881
6882         if (prefs_common.ext_editor_cmd &&
6883             (p = strchr(prefs_common.ext_editor_cmd, '%')) &&
6884             *(p + 1) == 's' && !strchr(p + 2, '%')) {
6885                 g_snprintf(buf, sizeof(buf), prefs_common.ext_editor_cmd, file);
6886         } else {
6887                 if (prefs_common.ext_editor_cmd)
6888                         g_warning("External editor command line is invalid: '%s'\n",
6889                                   prefs_common.ext_editor_cmd);
6890                 g_snprintf(buf, sizeof(buf), DEFAULT_EDITOR_CMD, file);
6891         }
6892
6893         cmdline = strsplit_with_quote(buf, " ", 1024);
6894         execvp(cmdline[0], cmdline);
6895
6896         perror("execvp");
6897         g_strfreev(cmdline);
6898
6899         _exit(1);
6900 }
6901
6902 static gboolean compose_ext_editor_kill(Compose *compose)
6903 {
6904         pid_t pgid = compose->exteditor_pid * -1;
6905         gint ret;
6906
6907         ret = kill(pgid, 0);
6908
6909         if (ret == 0 || (ret == -1 && EPERM == errno)) {
6910                 AlertValue val;
6911                 gchar *msg;
6912
6913                 msg = g_strdup_printf
6914                         (_("The external editor is still working.\n"
6915                            "Force terminating the process?\n"
6916                            "process group id: %d"), -pgid);
6917                 val = alertpanel_full(_("Notice"), msg, GTK_STOCK_NO, GTK_STOCK_YES,
6918                                       NULL, FALSE, NULL, ALERT_WARNING, G_ALERTDEFAULT);
6919
6920                 g_free(msg);
6921
6922                 if (val == G_ALERTALTERNATE) {
6923                         g_source_remove(compose->exteditor_tag);
6924                         g_io_channel_shutdown(compose->exteditor_ch,
6925                                               FALSE, NULL);
6926                         g_io_channel_unref(compose->exteditor_ch);
6927
6928                         if (kill(pgid, SIGTERM) < 0) perror("kill");
6929                         waitpid(compose->exteditor_pid, NULL, 0);
6930
6931                         g_warning("Terminated process group id: %d", -pgid);
6932                         g_warning("Temporary file: %s",
6933                                   compose->exteditor_file);
6934
6935                         compose_set_ext_editor_sensitive(compose, TRUE);
6936
6937                         g_free(compose->exteditor_file);
6938                         compose->exteditor_file    = NULL;
6939                         compose->exteditor_pid     = -1;
6940                         compose->exteditor_ch      = NULL;
6941                         compose->exteditor_tag     = -1;
6942                 } else
6943                         return FALSE;
6944         }
6945
6946         return TRUE;
6947 }
6948
6949 static gboolean compose_input_cb(GIOChannel *source, GIOCondition condition,
6950                                  gpointer data)
6951 {
6952         gchar buf[3] = "3";
6953         Compose *compose = (Compose *)data;
6954         gsize bytes_read;
6955
6956         debug_print(_("Compose: input from monitoring process\n"));
6957
6958         g_io_channel_read_chars(source, buf, sizeof(buf), &bytes_read, NULL);
6959
6960         g_io_channel_shutdown(source, FALSE, NULL);
6961         g_io_channel_unref(source);
6962
6963         waitpid(compose->exteditor_pid, NULL, 0);
6964
6965         if (buf[0] == '0') {            /* success */
6966                 GtkTextView *text = GTK_TEXT_VIEW(compose->text);
6967                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
6968
6969                 gtk_text_buffer_set_text(buffer, "", -1);
6970                 compose_insert_file(compose, compose->exteditor_file);
6971                 compose_changed_cb(NULL, compose);
6972
6973                 if (g_unlink(compose->exteditor_file) < 0)
6974                         FILE_OP_ERROR(compose->exteditor_file, "unlink");
6975         } else if (buf[0] == '1') {     /* failed */
6976                 g_warning("Couldn't exec external editor\n");
6977                 if (g_unlink(compose->exteditor_file) < 0)
6978                         FILE_OP_ERROR(compose->exteditor_file, "unlink");
6979         } else if (buf[0] == '2') {
6980                 g_warning("Couldn't write to file\n");
6981         } else if (buf[0] == '3') {
6982                 g_warning("Pipe read failed\n");
6983         }
6984
6985         compose_set_ext_editor_sensitive(compose, TRUE);
6986
6987         g_free(compose->exteditor_file);
6988         compose->exteditor_file    = NULL;
6989         compose->exteditor_pid     = -1;
6990         compose->exteditor_ch      = NULL;
6991         compose->exteditor_tag     = -1;
6992
6993         return FALSE;
6994 }
6995
6996 static void compose_set_ext_editor_sensitive(Compose *compose,
6997                                              gboolean sensitive)
6998 {
6999         GtkItemFactory *ifactory;
7000
7001         ifactory = gtk_item_factory_from_widget(compose->menubar);
7002
7003         menu_set_sensitive(ifactory, "/Message/Send", sensitive);
7004         menu_set_sensitive(ifactory, "/Message/Send later", sensitive);
7005         menu_set_sensitive(ifactory, "/Message/Insert file", sensitive);
7006         menu_set_sensitive(ifactory, "/Message/Insert signature", sensitive);
7007         menu_set_sensitive(ifactory, "/Edit/Wrap current paragraph", sensitive);
7008         menu_set_sensitive(ifactory, "/Edit/Wrap all long lines", sensitive);
7009         menu_set_sensitive(ifactory, "/Edit/Edit with external editor",
7010                            sensitive);
7011
7012         gtk_widget_set_sensitive(compose->text,                       sensitive);
7013         if (compose->toolbar->send_btn)
7014                 gtk_widget_set_sensitive(compose->toolbar->send_btn,      sensitive);
7015         if (compose->toolbar->sendl_btn)
7016                 gtk_widget_set_sensitive(compose->toolbar->sendl_btn,     sensitive);
7017         if (compose->toolbar->draft_btn)
7018                 gtk_widget_set_sensitive(compose->toolbar->draft_btn,     sensitive);
7019         if (compose->toolbar->insert_btn)
7020                 gtk_widget_set_sensitive(compose->toolbar->insert_btn,    sensitive);
7021         if (compose->toolbar->sig_btn)
7022                 gtk_widget_set_sensitive(compose->toolbar->sig_btn,       sensitive);
7023         if (compose->toolbar->exteditor_btn)
7024                 gtk_widget_set_sensitive(compose->toolbar->exteditor_btn, sensitive);
7025         if (compose->toolbar->linewrap_current_btn)
7026                 gtk_widget_set_sensitive(compose->toolbar->linewrap_current_btn, sensitive);
7027         if (compose->toolbar->linewrap_all_btn)
7028                 gtk_widget_set_sensitive(compose->toolbar->linewrap_all_btn, sensitive);
7029 }
7030 #endif /* G_OS_UNIX */
7031
7032 /**
7033  * compose_undo_state_changed:
7034  *
7035  * Change the sensivity of the menuentries undo and redo
7036  **/
7037 static void compose_undo_state_changed(UndoMain *undostruct, gint undo_state,
7038                                        gint redo_state, gpointer data)
7039 {
7040         GtkWidget *widget = GTK_WIDGET(data);
7041         GtkItemFactory *ifactory;
7042
7043         g_return_if_fail(widget != NULL);
7044
7045         ifactory = gtk_item_factory_from_widget(widget);
7046
7047         switch (undo_state) {
7048         case UNDO_STATE_TRUE:
7049                 if (!undostruct->undo_state) {
7050                         undostruct->undo_state = TRUE;
7051                         menu_set_sensitive(ifactory, "/Edit/Undo", TRUE);
7052                 }
7053                 break;
7054         case UNDO_STATE_FALSE:
7055                 if (undostruct->undo_state) {
7056                         undostruct->undo_state = FALSE;
7057                         menu_set_sensitive(ifactory, "/Edit/Undo", FALSE);
7058                 }
7059                 break;
7060         case UNDO_STATE_UNCHANGED:
7061                 break;
7062         case UNDO_STATE_REFRESH:
7063                 menu_set_sensitive(ifactory, "/Edit/Undo",
7064                                    undostruct->undo_state);
7065                 break;
7066         default:
7067                 g_warning("Undo state not recognized");
7068                 break;
7069         }
7070
7071         switch (redo_state) {
7072         case UNDO_STATE_TRUE:
7073                 if (!undostruct->redo_state) {
7074                         undostruct->redo_state = TRUE;
7075                         menu_set_sensitive(ifactory, "/Edit/Redo", TRUE);
7076                 }
7077                 break;
7078         case UNDO_STATE_FALSE:
7079                 if (undostruct->redo_state) {
7080                         undostruct->redo_state = FALSE;
7081                         menu_set_sensitive(ifactory, "/Edit/Redo", FALSE);
7082                 }
7083                 break;
7084         case UNDO_STATE_UNCHANGED:
7085                 break;
7086         case UNDO_STATE_REFRESH:
7087                 menu_set_sensitive(ifactory, "/Edit/Redo",
7088                                    undostruct->redo_state);
7089                 break;
7090         default:
7091                 g_warning("Redo state not recognized");
7092                 break;
7093         }
7094 }
7095
7096 /* callback functions */
7097
7098 /* compose_edit_size_alloc() - called when resized. don't know whether Gtk
7099  * includes "non-client" (windows-izm) in calculation, so this calculation
7100  * may not be accurate.
7101  */
7102 static gboolean compose_edit_size_alloc(GtkEditable *widget,
7103                                         GtkAllocation *allocation,
7104                                         GtkSHRuler *shruler)
7105 {
7106         if (prefs_common.show_ruler) {
7107                 gint char_width = 0, char_height = 0;
7108                 gint line_width_in_chars;
7109
7110                 gtkut_get_font_size(GTK_WIDGET(widget),
7111                                     &char_width, &char_height);
7112                 line_width_in_chars =
7113                         (allocation->width - allocation->x) / char_width;
7114
7115                 /* got the maximum */
7116                 gtk_ruler_set_range(GTK_RULER(shruler),
7117                                     0.0, line_width_in_chars, 0,
7118                                     /*line_width_in_chars*/ char_width);
7119         }
7120
7121         return TRUE;
7122 }
7123
7124 static void account_activated(GtkMenuItem *menuitem, gpointer data)
7125 {
7126         Compose *compose = (Compose *)data;
7127
7128         PrefsAccount *ac;
7129         gchar *folderidentifier;
7130
7131         ac = account_find_from_id(
7132                 GPOINTER_TO_INT(g_object_get_data(G_OBJECT(menuitem), MENU_VAL_ID)));
7133         g_return_if_fail(ac != NULL);
7134
7135         if (ac != compose->account)
7136                 compose_select_account(compose, ac, FALSE);
7137
7138         /* Set message save folder */
7139         if (account_get_special_folder(compose->account, F_OUTBOX)) {
7140                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), prefs_common.savemsg);
7141         }
7142         g_signal_connect(G_OBJECT(compose->savemsg_checkbtn), "toggled",
7143                          G_CALLBACK(compose_savemsg_checkbtn_cb), compose);
7144
7145         gtk_editable_delete_text(GTK_EDITABLE(compose->savemsg_entry), 0, -1);
7146         if (account_get_special_folder(compose->account, F_OUTBOX)) {
7147                 folderidentifier = folder_item_get_identifier(account_get_special_folder
7148                                   (compose->account, F_OUTBOX));
7149                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
7150                 g_free(folderidentifier);
7151         }
7152 }
7153
7154 static void attach_selected(GtkTreeView *tree_view, GtkTreePath *tree_path,
7155                             GtkTreeViewColumn *column, Compose *compose)
7156 {
7157         compose_attach_property(compose);
7158 }
7159
7160 static gboolean attach_button_pressed(GtkWidget *widget, GdkEventButton *event,
7161                                       gpointer data)
7162 {
7163         Compose *compose = (Compose *)data;
7164         GtkTreeSelection *attach_selection;
7165         gint attach_nr_selected;
7166         GtkItemFactory *ifactory;
7167
7168         if (!event) return FALSE;
7169
7170         if (event->button == 3) {
7171                 attach_selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(widget));
7172                 attach_nr_selected = gtk_tree_selection_count_selected_rows(attach_selection);
7173                 ifactory = gtk_item_factory_from_widget(compose->popupmenu);
7174
7175                 if (attach_nr_selected > 0)
7176                 {
7177                         menu_set_sensitive(ifactory, "/Remove", TRUE);
7178                         menu_set_sensitive(ifactory, "/Properties...", TRUE);
7179                 } else {
7180                         menu_set_sensitive(ifactory, "/Remove", FALSE);
7181                         menu_set_sensitive(ifactory, "/Properties...", FALSE);
7182                 }
7183
7184                 gtk_menu_popup(GTK_MENU(compose->popupmenu), NULL, NULL,
7185                                NULL, NULL, event->button, event->time);
7186                 return TRUE;
7187         }
7188
7189         return FALSE;
7190 }
7191
7192 static gboolean attach_key_pressed(GtkWidget *widget, GdkEventKey *event,
7193                                    gpointer data)
7194 {
7195         Compose *compose = (Compose *)data;
7196
7197         if (!event) return FALSE;
7198
7199         switch (event->keyval) {
7200         case GDK_Delete:
7201                 compose_attach_remove_selected(compose);
7202                 break;
7203         }
7204         return FALSE;
7205 }
7206
7207 static void compose_allow_user_actions (Compose *compose, gboolean allow)
7208 {
7209         GtkItemFactory *ifactory = gtk_item_factory_from_widget(compose->menubar);
7210         toolbar_comp_set_sensitive(compose, allow);
7211         menu_set_sensitive(ifactory, "/Message", allow);
7212         menu_set_sensitive(ifactory, "/Edit", allow);
7213 #if USE_ASPELL
7214         menu_set_sensitive(ifactory, "/Spelling", allow);
7215 #endif
7216         menu_set_sensitive(ifactory, "/Options", allow);
7217         menu_set_sensitive(ifactory, "/Tools", allow);
7218         menu_set_sensitive(ifactory, "/Help", allow);
7219
7220         gtk_text_view_set_editable(GTK_TEXT_VIEW(compose->text), allow);
7221
7222 }
7223
7224 static void compose_send_cb(gpointer data, guint action, GtkWidget *widget)
7225 {
7226         Compose *compose = (Compose *)data;
7227
7228         if (prefs_common.work_offline &&
7229             !inc_offline_should_override(
7230                 _("Sylpheed-Claws needs network access in order "
7231                   "to send this email.")))
7232                 return;
7233
7234         if (compose->draft_timeout_tag != -1) { /* CLAWS: disable draft timeout */
7235                 gtk_timeout_remove(compose->draft_timeout_tag);
7236                 compose->draft_timeout_tag = -1;
7237         }
7238
7239         compose_send(compose);
7240 }
7241
7242 static void compose_send_later_cb(gpointer data, guint action,
7243                                   GtkWidget *widget)
7244 {
7245         Compose *compose = (Compose *)data;
7246         gint val;
7247
7248         val = compose_queue_sub(compose, NULL, NULL, NULL, TRUE);
7249         if (!val)
7250                 compose_close(compose);
7251         else if (val == -2) {
7252                 alertpanel_error(_("Could not queue message:\n\n%s."), strerror(errno));
7253         } else if (val == -3) {
7254                 alertpanel_error(_("Could not queue message for sending:\n\n"
7255                                    "Signature failed."));
7256         } else if (val == -4) {
7257                 alertpanel_error(_("Could not queue message for sending:\n\n"
7258                                    "Charset conversion failed."));
7259         }
7260 }
7261
7262 void compose_draft (gpointer data)
7263 {
7264         compose_draft_cb(data, COMPOSE_QUIT_EDITING, NULL);
7265 }
7266
7267 static void compose_draft_cb(gpointer data, guint action, GtkWidget *widget)
7268 {
7269         Compose *compose = (Compose *)data;
7270         FolderItem *draft;
7271         gchar *tmp;
7272         gint msgnum;
7273         MsgFlags flag = {0, 0};
7274         static gboolean lock = FALSE;
7275         MsgInfo *newmsginfo;
7276         FILE *fp;
7277         gboolean target_locked = FALSE;
7278
7279         if (lock) return;
7280
7281         draft = account_get_special_folder(compose->account, F_DRAFT);
7282         g_return_if_fail(draft != NULL);
7283
7284         if (!g_mutex_trylock(compose->mutex)) {
7285                 /* we don't want to lock the mutex once it's available,
7286                  * because as the only other part of compose.c locking
7287                  * it is compose_close - which means once unlocked,
7288                  * the compose struct will be freed */
7289                 debug_print("couldn't lock mutex, probably sending\n");
7290                 return;
7291         }
7292
7293         lock = TRUE;
7294
7295         tmp = g_strdup_printf("%s%cdraft.%p", get_tmp_dir(),
7296                               G_DIR_SEPARATOR, compose);
7297         if ((fp = g_fopen(tmp, "wb")) == NULL) {
7298                 FILE_OP_ERROR(tmp, "fopen");
7299                 goto unlock;
7300         }
7301
7302         /* chmod for security */
7303         if (change_file_mode_rw(fp, tmp) < 0) {
7304                 FILE_OP_ERROR(tmp, "chmod");
7305                 g_warning("can't change file mode\n");
7306         }
7307
7308         /* Save draft infos */
7309         fprintf(fp, "X-Sylpheed-Account-Id:%d\n", compose->account->account_id);
7310         fprintf(fp, "S:%s\n", compose->account->address);
7311         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn))) {
7312                 gchar *savefolderid;
7313
7314                 savefolderid = gtk_editable_get_chars(GTK_EDITABLE(compose->savemsg_entry), 0, -1);
7315                 fprintf(fp, "SCF:%s\n", savefolderid);
7316                 g_free(savefolderid);
7317         }
7318         if (compose->return_receipt) {
7319                 fprintf(fp, "RRCPT:1\n");
7320         }
7321         if (compose->privacy_system) {
7322                 fprintf(fp, "X-Sylpheed-Sign:%d\n", compose->use_signing);
7323                 fprintf(fp, "X-Sylpheed-Encrypt:%d\n", compose->use_encryption);
7324                 fprintf(fp, "X-Sylpheed-Privacy-System:%s\n", compose->privacy_system);
7325         }
7326         fprintf(fp, "\n");
7327
7328         if (compose_write_to_file(compose, fp, COMPOSE_WRITE_FOR_STORE) < 0) {
7329                 fclose(fp);
7330                 g_unlink(tmp);
7331                 g_free(tmp);
7332                 goto unlock;
7333         }
7334         fclose(fp);
7335
7336         if (compose->targetinfo) {
7337                 target_locked = MSG_IS_LOCKED(compose->targetinfo->flags);
7338                 flag.perm_flags = target_locked?MSG_LOCKED:0;
7339         }
7340         flag.tmp_flags = MSG_DRAFT;
7341
7342         folder_item_scan(draft);
7343         if ((msgnum = folder_item_add_msg(draft, tmp, &flag, TRUE)) < 0) {
7344                 g_unlink(tmp);
7345                 g_free(tmp);
7346                 if (action != COMPOSE_AUTO_SAVE)
7347                         alertpanel_error(_("Could not save draft."));
7348                 goto unlock;
7349         }
7350         g_free(tmp);
7351         draft->mtime = 0;       /* force updating */
7352
7353         if (compose->mode == COMPOSE_REEDIT) {
7354                 compose_remove_reedit_target(compose, TRUE);
7355         }
7356
7357         newmsginfo = folder_item_get_msginfo(draft, msgnum);
7358         if (newmsginfo) {
7359                 procmsg_msginfo_unset_flags(newmsginfo, ~0, ~0);
7360                 if (target_locked)
7361                         procmsg_msginfo_set_flags(newmsginfo, MSG_LOCKED, MSG_DRAFT);
7362                 else
7363                         procmsg_msginfo_set_flags(newmsginfo, 0, MSG_DRAFT);
7364                 if (compose_use_attach(compose))
7365                         procmsg_msginfo_set_flags(newmsginfo, 0,
7366                                                   MSG_HAS_ATTACHMENT);
7367
7368                 procmsg_msginfo_free(newmsginfo);
7369         }
7370
7371         folder_item_scan(draft);
7372
7373         if (action == COMPOSE_QUIT_EDITING) {
7374                 lock = FALSE;
7375                 g_mutex_unlock(compose->mutex); /* must be done before closing */
7376                 compose_close(compose);
7377                 return;
7378         } else {
7379                 struct stat s;
7380                 gchar *path;
7381
7382                 path = folder_item_fetch_msg(draft, msgnum);
7383                 if (path == NULL) {
7384                         debug_print("can't fetch %s:%d\n",draft->path, msgnum);
7385                         goto unlock;
7386                 }
7387                 if (g_stat(path, &s) < 0) {
7388                         FILE_OP_ERROR(path, "stat");
7389                         g_free(path);
7390                         goto unlock;
7391                 }
7392                 g_free(path);
7393
7394                 procmsg_msginfo_free(compose->targetinfo);
7395                 compose->targetinfo = procmsg_msginfo_new();
7396                 compose->targetinfo->msgnum = msgnum;
7397                 compose->targetinfo->size = s.st_size;
7398                 compose->targetinfo->mtime = s.st_mtime;
7399                 compose->targetinfo->folder = draft;
7400                 if (target_locked)
7401                         procmsg_msginfo_set_flags(compose->targetinfo, MSG_LOCKED, 0);
7402                 compose->mode = COMPOSE_REEDIT;
7403
7404                 if (action == COMPOSE_AUTO_SAVE) {
7405                         compose->autosaved_draft = compose->targetinfo;
7406                 }
7407                 compose->modified = FALSE;
7408                 compose_set_title(compose);
7409         }
7410 unlock:
7411         lock = FALSE;
7412         g_mutex_unlock(compose->mutex);
7413 }
7414
7415 static void compose_attach_cb(gpointer data, guint action, GtkWidget *widget)
7416 {
7417         Compose *compose = (Compose *)data;
7418         GList *file_list;
7419
7420         if (compose->redirect_filename != NULL)
7421                 return;
7422
7423         file_list = filesel_select_multiple_files_open(_("Select file"));
7424
7425         if (file_list) {
7426                 GList *tmp;
7427
7428                 for ( tmp = file_list; tmp; tmp = tmp->next) {
7429                         gchar *file = (gchar *) tmp->data;
7430                         gchar *utf8_filename = conv_filename_to_utf8(file);
7431                         compose_attach_append(compose, file, utf8_filename, NULL);
7432                         compose_changed_cb(NULL, compose);
7433                         g_free(file);
7434                         g_free(utf8_filename);
7435                 }
7436                 g_list_free(file_list);
7437         }
7438 }
7439
7440 static void compose_insert_file_cb(gpointer data, guint action,
7441                                    GtkWidget *widget)
7442 {
7443         Compose *compose = (Compose *)data;
7444         GList *file_list;
7445
7446         file_list = filesel_select_multiple_files_open(_("Select file"));
7447
7448         if (file_list) {
7449                 GList *tmp;
7450
7451                 for ( tmp = file_list; tmp; tmp = tmp->next) {
7452                         gchar *file = (gchar *) tmp->data;
7453                         gchar *filedup = g_strdup(file);
7454                         gchar *shortfile = g_path_get_basename(filedup);
7455                         ComposeInsertResult res;
7456
7457                         res = compose_insert_file(compose, file);
7458                         if (res == COMPOSE_INSERT_READ_ERROR) {
7459                                 alertpanel_error(_("File '%s' could not be read."), shortfile);
7460                         } else if (res == COMPOSE_INSERT_INVALID_CHARACTER) {
7461                                 alertpanel_error(_("File '%s' contained invalid characters\n"
7462                                                    "for the current encoding, insertion may be incorrect."), shortfile);
7463                         }
7464                         g_free(shortfile);
7465                         g_free(filedup);
7466                         g_free(file);
7467                 }
7468                 g_list_free(file_list);
7469         }
7470 }
7471
7472 static void compose_insert_sig_cb(gpointer data, guint action,
7473                                   GtkWidget *widget)
7474 {
7475         Compose *compose = (Compose *)data;
7476
7477         compose_insert_sig(compose, FALSE);
7478 }
7479
7480 static gint compose_delete_cb(GtkWidget *widget, GdkEventAny *event,
7481                               gpointer data)
7482 {
7483         gint x, y;
7484         Compose *compose = (Compose *)data;
7485
7486         gtkut_widget_get_uposition(widget, &x, &y);
7487         prefs_common.compose_x = x;
7488         prefs_common.compose_y = y;
7489
7490         if (compose->sending)
7491                 return TRUE;
7492         compose_close_cb(compose, 0, NULL);
7493         return TRUE;
7494 }
7495
7496 static void compose_close_cb(gpointer data, guint action, GtkWidget *widget)
7497 {
7498         Compose *compose = (Compose *)data;
7499         AlertValue val;
7500
7501 #ifdef G_OS_UNIX
7502         if (compose->exteditor_tag != -1) {
7503                 if (!compose_ext_editor_kill(compose))
7504                         return;
7505         }
7506 #endif
7507
7508         if (compose->modified) {
7509                 val = alertpanel(_("Discard message"),
7510                                  _("This message has been modified. Discard it?"),
7511                                  _("_Discard"), _("_Save to Drafts"), GTK_STOCK_CANCEL);
7512
7513                 switch (val) {
7514                 case G_ALERTDEFAULT:
7515                         if (prefs_common.autosave)
7516                                 compose_remove_draft(compose);
7517                         break;
7518                 case G_ALERTALTERNATE:
7519                         compose_draft_cb(data, COMPOSE_QUIT_EDITING, NULL);
7520                         return;
7521                 default:
7522                         return;
7523                 }
7524         }
7525
7526         compose_close(compose);
7527 }
7528
7529 static void compose_set_encoding_cb(gpointer data, guint action,
7530                                     GtkWidget *widget)
7531 {
7532         Compose *compose = (Compose *)data;
7533
7534         if (GTK_CHECK_MENU_ITEM(widget)->active)
7535                 compose->out_encoding = (CharSet)action;
7536 }
7537
7538 static void compose_address_cb(gpointer data, guint action, GtkWidget *widget)
7539 {
7540         Compose *compose = (Compose *)data;
7541
7542         addressbook_open(compose);
7543 }
7544
7545 static void compose_template_activate_cb(GtkWidget *widget, gpointer data)
7546 {
7547         Compose *compose = (Compose *)data;
7548         Template *tmpl;
7549         gchar *msg;
7550         AlertValue val;
7551
7552         tmpl = g_object_get_data(G_OBJECT(widget), "template");
7553         g_return_if_fail(tmpl != NULL);
7554
7555         msg = g_strdup_printf(_("Do you want to apply the template '%s' ?"),
7556                               tmpl->name);
7557         val = alertpanel(_("Apply template"), msg,
7558                          _("_Replace"), _("_Insert"), GTK_STOCK_CANCEL);
7559         g_free(msg);
7560
7561         if (val == G_ALERTDEFAULT)
7562                 compose_template_apply(compose, tmpl, TRUE);
7563         else if (val == G_ALERTALTERNATE)
7564                 compose_template_apply(compose, tmpl, FALSE);
7565 }
7566
7567 static void compose_ext_editor_cb(gpointer data, guint action,
7568                                   GtkWidget *widget)
7569 {
7570         Compose *compose = (Compose *)data;
7571
7572         compose_exec_ext_editor(compose);
7573 }
7574
7575 static void compose_undo_cb(Compose *compose)
7576 {
7577         gboolean prev_autowrap = compose->autowrap;
7578
7579         compose->autowrap = FALSE;
7580         undo_undo(compose->undostruct);
7581         compose->autowrap = prev_autowrap;
7582 }
7583
7584 static void compose_redo_cb(Compose *compose)
7585 {
7586         gboolean prev_autowrap = compose->autowrap;
7587
7588         compose->autowrap = FALSE;
7589         undo_redo(compose->undostruct);
7590         compose->autowrap = prev_autowrap;
7591 }
7592
7593 static void entry_cut_clipboard(GtkWidget *entry)
7594 {
7595         if (GTK_IS_EDITABLE(entry))
7596                 gtk_editable_cut_clipboard (GTK_EDITABLE(entry));
7597         else if (GTK_IS_TEXT_VIEW(entry))
7598                 gtk_text_buffer_cut_clipboard(
7599                         gtk_text_view_get_buffer(GTK_TEXT_VIEW(entry)),
7600                         gtk_clipboard_get(GDK_SELECTION_CLIPBOARD),
7601                         TRUE);
7602 }
7603
7604 static void entry_copy_clipboard(GtkWidget *entry)
7605 {
7606         if (GTK_IS_EDITABLE(entry))
7607                 gtk_editable_copy_clipboard (GTK_EDITABLE(entry));
7608         else if (GTK_IS_TEXT_VIEW(entry))
7609                 gtk_text_buffer_copy_clipboard(
7610                         gtk_text_view_get_buffer(GTK_TEXT_VIEW(entry)),
7611                         gtk_clipboard_get(GDK_SELECTION_CLIPBOARD));
7612 }
7613
7614 static void entry_paste_clipboard(Compose *compose, GtkWidget *entry,
7615                                   gboolean wrap, GdkAtom clip, GtkTextIter *insert_place)
7616 {
7617         if (GTK_IS_TEXT_VIEW(entry)) {
7618                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(entry));
7619                 GtkTextMark *mark_start = gtk_text_buffer_get_insert(buffer);
7620                 GtkTextIter start_iter, end_iter;
7621                 gint start, end;
7622
7623                 gchar *contents = gtk_clipboard_wait_for_text(gtk_clipboard_get(clip));
7624
7625                 if (contents == NULL)
7626                         return;
7627
7628                 /* we shouldn't delete the selection when middle-click-pasting, or we
7629                  * can't mid-click-paste our own selection */
7630                 if (clip != GDK_SELECTION_PRIMARY)
7631                         gtk_text_buffer_delete_selection(buffer, FALSE, TRUE);
7632
7633                 if (insert_place == NULL) {
7634                         /* if insert_place isn't specified, insert at the cursor.
7635                          * used for Ctrl-V pasting */
7636                         gtk_text_buffer_get_iter_at_mark(buffer, &start_iter, mark_start);
7637                         start = gtk_text_iter_get_offset(&start_iter);
7638                         gtk_text_buffer_insert(buffer, &start_iter, contents, strlen(contents));
7639                 } else {
7640                         /* if insert_place is specified, paste here.
7641                          * used for mid-click-pasting */
7642                         start = gtk_text_iter_get_offset(insert_place);
7643                         gtk_text_buffer_insert(buffer, insert_place, contents, strlen(contents));
7644                 }
7645
7646                 if (!wrap) {
7647                         /* paste unwrapped: mark the paste so it's not wrapped later */
7648                         end = start + strlen(contents);
7649                         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
7650                         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
7651                         gtk_text_buffer_apply_tag_by_name(buffer, "no_wrap", &start_iter, &end_iter);
7652                 } else if (wrap && clip == GDK_SELECTION_PRIMARY) {
7653                         /* rewrap paragraph now (after a mid-click-paste) */
7654                         mark_start = gtk_text_buffer_get_insert(buffer);
7655                         gtk_text_buffer_get_iter_at_mark(buffer, &start_iter, mark_start);
7656                         gtk_text_iter_backward_char(&start_iter);
7657                         compose_beautify_paragraph(compose, &start_iter, TRUE);
7658                 }
7659
7660         } else if (GTK_IS_EDITABLE(entry))
7661                 gtk_editable_paste_clipboard (GTK_EDITABLE(entry));
7662
7663 }
7664
7665 static void entry_allsel(GtkWidget *entry)
7666 {
7667         if (GTK_IS_EDITABLE(entry))
7668                 gtk_editable_select_region(GTK_EDITABLE(entry), 0, -1);
7669         else if (GTK_IS_TEXT_VIEW(entry)) {
7670                 GtkTextIter startiter, enditer;
7671                 GtkTextBuffer *textbuf;
7672
7673                 textbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(entry));
7674                 gtk_text_buffer_get_start_iter(textbuf, &startiter);
7675                 gtk_text_buffer_get_end_iter(textbuf, &enditer);
7676
7677                 gtk_text_buffer_move_mark_by_name(textbuf,
7678                         "selection_bound", &startiter);
7679                 gtk_text_buffer_move_mark_by_name(textbuf,
7680                         "insert", &enditer);
7681         }
7682 }
7683
7684 static void compose_cut_cb(Compose *compose)
7685 {
7686         if (compose->focused_editable &&
7687             GTK_WIDGET_HAS_FOCUS(compose->focused_editable))
7688                 entry_cut_clipboard(compose->focused_editable);
7689 }
7690
7691 static void compose_copy_cb(Compose *compose)
7692 {
7693         if (compose->focused_editable &&
7694             GTK_WIDGET_HAS_FOCUS(compose->focused_editable))
7695                 entry_copy_clipboard(compose->focused_editable);
7696 }
7697
7698 static void compose_paste_cb(Compose *compose)
7699 {
7700         gint prev_autowrap;
7701         GtkTextBuffer *buffer;
7702         BLOCK_WRAP();
7703         if (compose->focused_editable &&
7704             GTK_WIDGET_HAS_FOCUS(compose->focused_editable))
7705                 entry_paste_clipboard(compose, compose->focused_editable,
7706                                 prefs_common.linewrap_pastes,
7707                                 GDK_SELECTION_CLIPBOARD, NULL);
7708         UNBLOCK_WRAP();
7709 }
7710
7711 static void compose_paste_as_quote_cb(Compose *compose)
7712 {
7713         gint wrap_quote = prefs_common.linewrap_quote;
7714         if (compose->focused_editable &&
7715             GTK_WIDGET_HAS_FOCUS(compose->focused_editable)) {
7716                 /* let text_insert() (called directly or at a later time
7717                  * after the gtk_editable_paste_clipboard) know that
7718                  * text is to be inserted as a quotation. implemented
7719                  * by using a simple refcount... */
7720                 gint paste_as_quotation = GPOINTER_TO_INT(g_object_get_data(
7721                                                 G_OBJECT(compose->focused_editable),
7722                                                 "paste_as_quotation"));
7723                 g_object_set_data(G_OBJECT(compose->focused_editable),
7724                                     "paste_as_quotation",
7725                                     GINT_TO_POINTER(paste_as_quotation + 1));
7726                 prefs_common.linewrap_quote = prefs_common.linewrap_pastes;
7727                 entry_paste_clipboard(compose, compose->focused_editable,
7728                                 prefs_common.linewrap_pastes,
7729                                 GDK_SELECTION_CLIPBOARD, NULL);
7730                 prefs_common.linewrap_quote = wrap_quote;
7731         }
7732 }
7733
7734 static void compose_paste_no_wrap_cb(Compose *compose)
7735 {
7736         gint prev_autowrap;
7737         GtkTextBuffer *buffer;
7738         BLOCK_WRAP();
7739         if (compose->focused_editable &&
7740             GTK_WIDGET_HAS_FOCUS(compose->focused_editable))
7741                 entry_paste_clipboard(compose, compose->focused_editable, FALSE,
7742                         GDK_SELECTION_CLIPBOARD, NULL);
7743         UNBLOCK_WRAP();
7744 }
7745
7746 static void compose_paste_wrap_cb(Compose *compose)
7747 {
7748         gint prev_autowrap;
7749         GtkTextBuffer *buffer;
7750         BLOCK_WRAP();
7751         if (compose->focused_editable &&
7752             GTK_WIDGET_HAS_FOCUS(compose->focused_editable))
7753                 entry_paste_clipboard(compose, compose->focused_editable, TRUE,
7754                         GDK_SELECTION_CLIPBOARD, NULL);
7755         UNBLOCK_WRAP();
7756 }
7757
7758 static void compose_allsel_cb(Compose *compose)
7759 {
7760         if (compose->focused_editable &&
7761             GTK_WIDGET_HAS_FOCUS(compose->focused_editable))
7762                 entry_allsel(compose->focused_editable);
7763 }
7764
7765 static void textview_move_beginning_of_line (GtkTextView *text)
7766 {
7767         GtkTextBuffer *buffer;
7768         GtkTextMark *mark;
7769         GtkTextIter ins;
7770
7771         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7772
7773         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7774         mark = gtk_text_buffer_get_insert(buffer);
7775         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7776         gtk_text_iter_set_line_offset(&ins, 0);
7777         gtk_text_buffer_place_cursor(buffer, &ins);
7778 }
7779
7780 static void textview_move_forward_character (GtkTextView *text)
7781 {
7782         GtkTextBuffer *buffer;
7783         GtkTextMark *mark;
7784         GtkTextIter ins;
7785
7786         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7787
7788         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7789         mark = gtk_text_buffer_get_insert(buffer);
7790         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7791         if (gtk_text_iter_forward_cursor_position(&ins))
7792                 gtk_text_buffer_place_cursor(buffer, &ins);
7793 }
7794
7795 static void textview_move_backward_character (GtkTextView *text)
7796 {
7797         GtkTextBuffer *buffer;
7798         GtkTextMark *mark;
7799         GtkTextIter ins;
7800
7801         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7802
7803         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7804         mark = gtk_text_buffer_get_insert(buffer);
7805         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7806         if (gtk_text_iter_backward_cursor_position(&ins))
7807                 gtk_text_buffer_place_cursor(buffer, &ins);
7808 }
7809
7810 static void textview_move_forward_word (GtkTextView *text)
7811 {
7812         GtkTextBuffer *buffer;
7813         GtkTextMark *mark;
7814         GtkTextIter ins;
7815         gint count;
7816
7817         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7818
7819         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7820         mark = gtk_text_buffer_get_insert(buffer);
7821         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7822         count = gtk_text_iter_inside_word (&ins) ? 2 : 1;
7823         if (gtk_text_iter_forward_word_ends(&ins, count)) {
7824                 gtk_text_iter_backward_word_start(&ins);
7825                 gtk_text_buffer_place_cursor(buffer, &ins);
7826         }
7827 }
7828
7829 static void textview_move_backward_word (GtkTextView *text)
7830 {
7831         GtkTextBuffer *buffer;
7832         GtkTextMark *mark;
7833         GtkTextIter ins;
7834         gint count;
7835
7836         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7837
7838         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7839         mark = gtk_text_buffer_get_insert(buffer);
7840         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7841         count = gtk_text_iter_inside_word (&ins) ? 2 : 1;
7842         if (gtk_text_iter_backward_word_starts(&ins, 1))
7843                 gtk_text_buffer_place_cursor(buffer, &ins);
7844 }
7845
7846 static void textview_move_end_of_line (GtkTextView *text)
7847 {
7848         GtkTextBuffer *buffer;
7849         GtkTextMark *mark;
7850         GtkTextIter ins;
7851
7852         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7853
7854         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7855         mark = gtk_text_buffer_get_insert(buffer);
7856         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7857         if (gtk_text_iter_forward_to_line_end(&ins))
7858                 gtk_text_buffer_place_cursor(buffer, &ins);
7859 }
7860
7861 static void textview_move_next_line (GtkTextView *text)
7862 {
7863         GtkTextBuffer *buffer;
7864         GtkTextMark *mark;
7865         GtkTextIter ins;
7866         gint offset;
7867
7868         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7869
7870         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7871         mark = gtk_text_buffer_get_insert(buffer);
7872         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7873         offset = gtk_text_iter_get_line_offset(&ins);
7874         if (gtk_text_iter_forward_line(&ins)) {
7875                 gtk_text_iter_set_line_offset(&ins, offset);
7876                 gtk_text_buffer_place_cursor(buffer, &ins);
7877         }
7878 }
7879
7880 static void textview_move_previous_line (GtkTextView *text)
7881 {
7882         GtkTextBuffer *buffer;
7883         GtkTextMark *mark;
7884         GtkTextIter ins;
7885         gint offset;
7886
7887         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7888
7889         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7890         mark = gtk_text_buffer_get_insert(buffer);
7891         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7892         offset = gtk_text_iter_get_line_offset(&ins);
7893         if (gtk_text_iter_backward_line(&ins)) {
7894                 gtk_text_iter_set_line_offset(&ins, offset);
7895                 gtk_text_buffer_place_cursor(buffer, &ins);
7896         }
7897 }
7898
7899 static void textview_delete_forward_character (GtkTextView *text)
7900 {
7901         GtkTextBuffer *buffer;
7902         GtkTextMark *mark;
7903         GtkTextIter ins, end_iter;
7904
7905         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7906
7907         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7908         mark = gtk_text_buffer_get_insert(buffer);
7909         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7910         end_iter = ins;
7911         if (gtk_text_iter_forward_char(&end_iter)) {
7912                 gtk_text_buffer_delete(buffer, &ins, &end_iter);
7913         }
7914 }
7915
7916 static void textview_delete_backward_character (GtkTextView *text)
7917 {
7918         GtkTextBuffer *buffer;
7919         GtkTextMark *mark;
7920         GtkTextIter ins, end_iter;
7921
7922         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7923
7924         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7925         mark = gtk_text_buffer_get_insert(buffer);
7926         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7927         end_iter = ins;
7928         if (gtk_text_iter_backward_char(&end_iter)) {
7929                 gtk_text_buffer_delete(buffer, &end_iter, &ins);
7930         }
7931 }
7932
7933 static void textview_delete_forward_word (GtkTextView *text)
7934 {
7935         GtkTextBuffer *buffer;
7936         GtkTextMark *mark;
7937         GtkTextIter ins, end_iter;
7938
7939         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7940
7941         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7942         mark = gtk_text_buffer_get_insert(buffer);
7943         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7944         end_iter = ins;
7945         if (gtk_text_iter_forward_word_end(&end_iter)) {
7946                 gtk_text_buffer_delete(buffer, &ins, &end_iter);
7947         }
7948 }
7949
7950 static void textview_delete_backward_word (GtkTextView *text)
7951 {
7952         GtkTextBuffer *buffer;
7953         GtkTextMark *mark;
7954         GtkTextIter ins, end_iter;
7955
7956         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7957
7958         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7959         mark = gtk_text_buffer_get_insert(buffer);
7960         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7961         end_iter = ins;
7962         if (gtk_text_iter_backward_word_start(&end_iter)) {
7963                 gtk_text_buffer_delete(buffer, &end_iter, &ins);
7964         }
7965 }
7966
7967 static void textview_delete_line (GtkTextView *text)
7968 {
7969         GtkTextBuffer *buffer;
7970         GtkTextMark *mark;
7971         GtkTextIter ins, start_iter, end_iter;
7972         gboolean found;
7973
7974         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
7975
7976         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
7977         mark = gtk_text_buffer_get_insert(buffer);
7978         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
7979
7980         start_iter = ins;
7981         gtk_text_iter_set_line_offset(&start_iter, 0);
7982
7983         end_iter = ins;
7984         if (gtk_text_iter_ends_line(&end_iter))
7985                 found = gtk_text_iter_forward_char(&end_iter);
7986         else
7987                 found = gtk_text_iter_forward_to_line_end(&end_iter);
7988
7989         if (found)
7990                 gtk_text_buffer_delete(buffer, &start_iter, &end_iter);
7991 }
7992
7993 static void textview_delete_to_line_end (GtkTextView *text)
7994 {
7995         GtkTextBuffer *buffer;
7996         GtkTextMark *mark;
7997         GtkTextIter ins, end_iter;
7998         gboolean found;
7999
8000         g_return_if_fail(GTK_IS_TEXT_VIEW(text));
8001
8002         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
8003         mark = gtk_text_buffer_get_insert(buffer);
8004         gtk_text_buffer_get_iter_at_mark(buffer, &ins, mark);
8005         end_iter = ins;
8006         if (gtk_text_iter_ends_line(&end_iter))
8007                 found = gtk_text_iter_forward_char(&end_iter);
8008         else
8009                 found = gtk_text_iter_forward_to_line_end(&end_iter);
8010         if (found)
8011                 gtk_text_buffer_delete(buffer, &ins, &end_iter);
8012 }
8013
8014 static void compose_advanced_action_cb(Compose *compose,
8015                                         ComposeCallAdvancedAction action)
8016 {
8017         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
8018         static struct {
8019                 void (*do_action) (GtkTextView *text);
8020         } action_table[] = {
8021                 {textview_move_beginning_of_line},
8022                 {textview_move_forward_character},
8023                 {textview_move_backward_character},
8024                 {textview_move_forward_word},
8025                 {textview_move_backward_word},
8026                 {textview_move_end_of_line},
8027                 {textview_move_next_line},
8028                 {textview_move_previous_line},
8029                 {textview_delete_forward_character},
8030                 {textview_delete_backward_character},
8031                 {textview_delete_forward_word},
8032                 {textview_delete_backward_word},
8033                 {textview_delete_line},
8034                 {NULL}, /* gtk_stext_delete_line_n */
8035                 {textview_delete_to_line_end}
8036         };
8037
8038         if (!GTK_WIDGET_HAS_FOCUS(text)) return;
8039
8040         if (action >= COMPOSE_CALL_ADVANCED_ACTION_MOVE_BEGINNING_OF_LINE &&
8041             action <= COMPOSE_CALL_ADVANCED_ACTION_DELETE_TO_LINE_END) {
8042                 if (action_table[action].do_action)
8043                         action_table[action].do_action(text);
8044                 else
8045                         g_warning("Not implemented yet.");
8046         }
8047 }
8048
8049 static void compose_grab_focus_cb(GtkWidget *widget, Compose *compose)
8050 {
8051         gchar *str = NULL;
8052
8053         if (GTK_IS_EDITABLE(widget)) {
8054                 str = gtk_editable_get_chars(GTK_EDITABLE(widget), 0, -1);
8055                 gtk_editable_set_position(GTK_EDITABLE(widget),
8056                         strlen(str));
8057                 g_free(str);
8058                 if (widget->parent && widget->parent->parent
8059                  && widget->parent->parent->parent) {
8060                         if (GTK_IS_SCROLLED_WINDOW(widget->parent->parent->parent)) {
8061                                 gint y = widget->allocation.y;
8062                                 gint height = widget->allocation.height;
8063                                 GtkAdjustment *shown = gtk_scrolled_window_get_vadjustment
8064                                         (GTK_SCROLLED_WINDOW(widget->parent->parent->parent));
8065
8066                                 if (y < (int)shown->value) {
8067                                         gtk_adjustment_set_value(GTK_ADJUSTMENT(shown), y - 1);
8068                                 }
8069                                 if (y + height > (int)shown->value + (int)shown->page_size) {
8070                                         if (y - height - 1 < (int)shown->upper - (int)shown->page_size) {
8071                                                 gtk_adjustment_set_value(GTK_ADJUSTMENT(shown),
8072                                                         y + height - (int)shown->page_size - 1);
8073                                         } else {
8074                                                 gtk_adjustment_set_value(GTK_ADJUSTMENT(shown),
8075                                                         (int)shown->upper - (int)shown->page_size - 1);
8076                                         }
8077                                 }
8078                         }
8079                 }
8080         }
8081
8082         if (GTK_IS_EDITABLE(widget) || GTK_IS_TEXT_VIEW(widget))
8083                 compose->focused_editable = widget;
8084 }
8085
8086 static void compose_changed_cb(GtkTextBuffer *textbuf, Compose *compose)
8087 {
8088         compose->modified = TRUE;
8089         compose_set_title(compose);
8090 }
8091
8092 static void compose_wrap_cb(gpointer data, guint action, GtkWidget *widget)
8093 {
8094         Compose *compose = (Compose *)data;
8095
8096         if (action == 1)
8097                 compose_wrap_all_full(compose, TRUE);
8098         else
8099                 compose_beautify_paragraph(compose, NULL, TRUE);
8100 }
8101
8102 static void compose_find_cb(gpointer data, guint action, GtkWidget *widget)
8103 {
8104         Compose *compose = (Compose *)data;
8105
8106         message_search_compose(compose);
8107 }
8108
8109 static void compose_toggle_autowrap_cb(gpointer data, guint action,
8110                                        GtkWidget *widget)
8111 {
8112         Compose *compose = (Compose *)data;
8113         compose->autowrap = GTK_CHECK_MENU_ITEM(widget)->active;
8114         if (compose->autowrap)
8115                 compose_wrap_all_full(compose, TRUE);
8116         compose->autowrap = GTK_CHECK_MENU_ITEM(widget)->active;
8117 }
8118
8119 static void compose_toggle_sign_cb(gpointer data, guint action,
8120                                    GtkWidget *widget)
8121 {
8122         Compose *compose = (Compose *)data;
8123
8124         if (GTK_CHECK_MENU_ITEM(widget)->active)
8125                 compose->use_signing = TRUE;
8126         else
8127                 compose->use_signing = FALSE;
8128 }
8129
8130 static void compose_toggle_encrypt_cb(gpointer data, guint action,
8131                                       GtkWidget *widget)
8132 {
8133         Compose *compose = (Compose *)data;
8134
8135         if (GTK_CHECK_MENU_ITEM(widget)->active)
8136                 compose->use_encryption = TRUE;
8137         else
8138                 compose->use_encryption = FALSE;
8139 }
8140
8141 static void activate_privacy_system(Compose *compose, PrefsAccount *account, gboolean warn)
8142 {
8143         g_free(compose->privacy_system);
8144
8145         compose->privacy_system = g_strdup(account->default_privacy_system);
8146         compose_update_privacy_system_menu_item(compose, warn);
8147 }
8148
8149 static void compose_toggle_ruler_cb(gpointer data, guint action,
8150                                     GtkWidget *widget)
8151 {
8152         Compose *compose = (Compose *)data;
8153
8154         if (GTK_CHECK_MENU_ITEM(widget)->active) {
8155                 gtk_widget_show(compose->ruler_hbox);
8156                 prefs_common.show_ruler = TRUE;
8157         } else {
8158                 gtk_widget_hide(compose->ruler_hbox);
8159                 gtk_widget_queue_resize(compose->edit_vbox);
8160                 prefs_common.show_ruler = FALSE;
8161         }
8162 }
8163
8164 static void compose_attach_drag_received_cb (GtkWidget          *widget,
8165                                              GdkDragContext     *context,
8166                                              gint                x,
8167                                              gint                y,
8168                                              GtkSelectionData   *data,
8169                                              guint               info,
8170                                              guint               time,
8171                                              gpointer            user_data)
8172 {
8173         Compose *compose = (Compose *)user_data;
8174         GList *list, *tmp;
8175
8176         if (gdk_atom_name(data->type) &&
8177             !strcmp(gdk_atom_name(data->type), "text/uri-list")
8178             && gtk_drag_get_source_widget(context) !=
8179                 mainwindow_get_mainwindow()->summaryview->ctree) {
8180                 list = uri_list_extract_filenames((const gchar *)data->data);
8181                 for (tmp = list; tmp != NULL; tmp = tmp->next)
8182                         compose_attach_append
8183                                 (compose, (const gchar *)tmp->data,
8184                                  (const gchar *)tmp->data, NULL);
8185                 if (list) compose_changed_cb(NULL, compose);
8186                 list_free_strings(list);
8187                 g_list_free(list);
8188         } else if (gtk_drag_get_source_widget(context)
8189                    == mainwindow_get_mainwindow()->summaryview->ctree) {
8190                 /* comes from our summaryview */
8191                 SummaryView * summaryview = NULL;
8192                 GSList * list = NULL, *cur = NULL;
8193
8194                 if (mainwindow_get_mainwindow())
8195                         summaryview = mainwindow_get_mainwindow()->summaryview;
8196
8197                 if (summaryview)
8198                         list = summary_get_selected_msg_list(summaryview);
8199
8200                 for (cur = list; cur; cur = cur->next) {
8201                         MsgInfo *msginfo = (MsgInfo *)cur->data;
8202                         gchar *file = NULL;
8203                         if (msginfo)
8204                                 file = procmsg_get_message_file_full(msginfo,
8205                                         TRUE, TRUE);
8206                         if (file) {
8207                                 compose_attach_append(compose, (const gchar *)file,
8208                                         (const gchar *)file, "message/rfc822");
8209                                 g_free(file);
8210                         }
8211                 }
8212                 g_slist_free(list);
8213         }
8214 }
8215
8216 static gboolean compose_drag_drop(GtkWidget *widget,
8217                                   GdkDragContext *drag_context,
8218                                   gint x, gint y,
8219                                   guint time, gpointer user_data)
8220 {
8221         /* not handling this signal makes compose_insert_drag_received_cb
8222          * called twice */
8223         return TRUE;
8224 }
8225
8226 static void compose_insert_drag_received_cb (GtkWidget          *widget,
8227                                              GdkDragContext     *drag_context,
8228                                              gint                x,
8229                                              gint                y,
8230                                              GtkSelectionData   *data,
8231                                              guint               info,
8232                                              guint               time,
8233                                              gpointer            user_data)
8234 {
8235         Compose *compose = (Compose *)user_data;
8236         GList *list, *tmp;
8237
8238         /* strangely, testing data->type == gdk_atom_intern("text/uri-list", TRUE)
8239          * does not work */
8240         if (gdk_atom_name(data->type) && !strcmp(gdk_atom_name(data->type), "text/uri-list")) {
8241                 list = uri_list_extract_filenames((const gchar *)data->data);
8242                 for (tmp = list; tmp != NULL; tmp = tmp->next) {
8243                         compose_insert_file(compose, (const gchar *)tmp->data);
8244                 }
8245                 list_free_strings(list);
8246                 g_list_free(list);
8247                 gtk_drag_finish(drag_context, TRUE, FALSE, time);
8248                 return;
8249         } else {
8250 #if GTK_CHECK_VERSION(2, 8, 0)
8251                 /* do nothing, handled by GTK */
8252 #else
8253                 gchar *tmpfile = get_tmp_file();
8254                 str_write_to_file((const gchar *)data->data, tmpfile);
8255                 compose_insert_file(compose, tmpfile);
8256                 g_unlink(tmpfile);
8257                 g_free(tmpfile);
8258                 gtk_drag_finish(drag_context, TRUE, FALSE, time);
8259 #endif
8260                 return;
8261         }
8262         gtk_drag_finish(drag_context, TRUE, FALSE, time);
8263 }
8264
8265 static void compose_header_drag_received_cb (GtkWidget          *widget,
8266                                              GdkDragContext     *drag_context,
8267                                              gint                x,
8268                                              gint                y,
8269                                              GtkSelectionData   *data,
8270                                              guint               info,
8271                                              guint               time,
8272                                              gpointer            user_data)
8273 {
8274         GtkEditable *entry = (GtkEditable *)user_data;
8275         gchar *email = (gchar *)data->data;
8276
8277         /* strangely, testing data->type == gdk_atom_intern("text/plain", TRUE)
8278          * does not work */
8279
8280         if (!strncmp(email, "mailto:", strlen("mailto:"))) {
8281                 gchar *decoded=g_new(gchar, strlen(email));
8282                 int start = 0;
8283
8284                 email += strlen("mailto:");
8285                 decode_uri(decoded, email); /* will fit */
8286                 gtk_editable_delete_text(entry, 0, -1);
8287                 gtk_editable_insert_text(entry, decoded, strlen(decoded), &start);
8288                 gtk_drag_finish(drag_context, TRUE, FALSE, time);
8289                 g_free(decoded);
8290                 return;
8291         }
8292         gtk_drag_finish(drag_context, TRUE, FALSE, time);
8293 }
8294
8295 static void compose_toggle_return_receipt_cb(gpointer data, guint action,
8296                                              GtkWidget *widget)
8297 {
8298         Compose *compose = (Compose *)data;
8299
8300         if (GTK_CHECK_MENU_ITEM(widget)->active)
8301                 compose->return_receipt = TRUE;
8302         else
8303                 compose->return_receipt = FALSE;
8304 }
8305
8306 static void compose_toggle_remove_refs_cb(gpointer data, guint action,
8307                                              GtkWidget *widget)
8308 {
8309         Compose *compose = (Compose *)data;
8310
8311         if (GTK_CHECK_MENU_ITEM(widget)->active)
8312                 compose->remove_references = TRUE;
8313         else
8314                 compose->remove_references = FALSE;
8315 }
8316
8317 gboolean compose_headerentry_key_press_event_cb(GtkWidget *entry,
8318                                             GdkEventKey *event,
8319                                             ComposeHeaderEntry *headerentry)
8320 {
8321         if ((g_slist_length(headerentry->compose->header_list) > 0) &&
8322             ((headerentry->headernum + 1) != headerentry->compose->header_nextrow) &&
8323             !(event->state & GDK_MODIFIER_MASK) &&
8324             (event->keyval == GDK_BackSpace) &&
8325             (strlen(gtk_entry_get_text(GTK_ENTRY(entry))) == 0)) {
8326                 gtk_container_remove
8327                         (GTK_CONTAINER(headerentry->compose->header_table),
8328                          headerentry->combo);
8329                 gtk_container_remove
8330                         (GTK_CONTAINER(headerentry->compose->header_table),
8331                          headerentry->entry);
8332                 headerentry->compose->header_list =
8333                         g_slist_remove(headerentry->compose->header_list,
8334                                        headerentry);
8335                 g_free(headerentry);
8336         } else  if (event->keyval == GDK_Tab) {
8337                 if (headerentry->compose->header_last == headerentry) {
8338                         /* Override default next focus, and give it to subject_entry
8339                          * instead of notebook tabs
8340                          */
8341                         g_signal_stop_emission_by_name(G_OBJECT(entry), "key-press-event");
8342                         gtk_widget_grab_focus(headerentry->compose->subject_entry);
8343                         return TRUE;
8344                 }
8345         }
8346         return FALSE;
8347 }
8348
8349 gboolean compose_headerentry_changed_cb(GtkWidget *entry,
8350                                     ComposeHeaderEntry *headerentry)
8351 {
8352         if (strlen(gtk_entry_get_text(GTK_ENTRY(entry))) != 0) {
8353                 headerentry->compose->header_list =
8354                         g_slist_append(headerentry->compose->header_list,
8355                                        headerentry);
8356
8357                 compose_create_header_entry(headerentry->compose);
8358                 g_signal_handlers_disconnect_matched
8359                         (G_OBJECT(entry), G_SIGNAL_MATCH_DATA,
8360                          0, 0, NULL, NULL, headerentry);
8361
8362                 /* Automatically scroll down */
8363                 compose_show_first_last_header(headerentry->compose, FALSE);
8364
8365         }
8366         return FALSE;
8367 }
8368
8369 static void compose_show_first_last_header(Compose *compose, gboolean show_first)
8370 {
8371         GtkAdjustment *vadj;
8372
8373         g_return_if_fail(compose);
8374         g_return_if_fail(GTK_IS_WIDGET(compose->header_table));
8375         g_return_if_fail(GTK_IS_VIEWPORT(compose->header_table->parent));
8376
8377         vadj = gtk_viewport_get_vadjustment(GTK_VIEWPORT(compose->header_table->parent));
8378         gtk_adjustment_set_value(vadj, (show_first ? vadj->lower : vadj->upper));
8379 }
8380
8381 static void text_inserted(GtkTextBuffer *buffer, GtkTextIter *iter,
8382                           const gchar *text, gint len, Compose *compose)
8383 {
8384         gint paste_as_quotation = GPOINTER_TO_INT(g_object_get_data
8385                                 (G_OBJECT(compose->text), "paste_as_quotation"));
8386         GtkTextMark *mark;
8387
8388         g_return_if_fail(text != NULL);
8389
8390         g_signal_handlers_block_by_func(G_OBJECT(buffer),
8391                                         G_CALLBACK(text_inserted),
8392                                         compose);
8393         if (paste_as_quotation) {
8394                 gchar *new_text;
8395                 gchar *qmark;
8396
8397                 if (len < 0)
8398                         len = strlen(text);
8399
8400                 new_text = g_strndup(text, len);
8401                 if (prefs_common.quotemark && *prefs_common.quotemark)
8402                         qmark = prefs_common.quotemark;
8403                 else
8404                         qmark = "> ";
8405
8406                 mark = gtk_text_buffer_create_mark(buffer, NULL, iter, FALSE);
8407                 gtk_text_buffer_place_cursor(buffer, iter);
8408
8409                 compose_quote_fmt(compose, NULL, "%Q", qmark, new_text, TRUE);
8410                 g_free(new_text);
8411                 g_object_set_data(G_OBJECT(compose->text), "paste_as_quotation",
8412                                   GINT_TO_POINTER(paste_as_quotation - 1));
8413
8414                 gtk_text_buffer_get_iter_at_mark(buffer, iter, mark);
8415                 gtk_text_buffer_place_cursor(buffer, iter);
8416         } else {
8417                 if (strcmp(text, "\n") || automatic_break
8418                 || gtk_text_iter_starts_line(iter))
8419                         gtk_text_buffer_insert(buffer, iter, text, len);
8420                 else {
8421                         debug_print("insert nowrap \\n\n");
8422                         gtk_text_buffer_insert_with_tags_by_name(buffer,
8423                                 iter, text, len, "no_join", NULL);
8424                 }
8425         }
8426
8427         mark = gtk_text_buffer_create_mark(buffer, NULL, iter, FALSE);
8428
8429         compose_beautify_paragraph(compose, iter, FALSE);
8430
8431         gtk_text_buffer_get_iter_at_mark(buffer, iter, mark);
8432         gtk_text_buffer_delete_mark(buffer, mark);
8433
8434         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),
8435                                           G_CALLBACK(text_inserted),
8436                                           compose);
8437         g_signal_stop_emission_by_name(G_OBJECT(buffer), "insert-text");
8438
8439         if (prefs_common.autosave &&
8440             gtk_text_buffer_get_char_count(buffer) % prefs_common.autosave_length == 0)
8441                 compose->draft_timeout_tag = gtk_timeout_add
8442                         (500, (GtkFunction) compose_defer_auto_save_draft, compose);
8443 }
8444 static gint compose_defer_auto_save_draft(Compose *compose)
8445 {
8446         compose->draft_timeout_tag = -1;
8447         compose_draft_cb((gpointer)compose, COMPOSE_AUTO_SAVE, NULL);
8448         return FALSE;
8449 }
8450
8451 #if USE_ASPELL
8452 static void compose_check_all(Compose *compose)
8453 {
8454         if (compose->gtkaspell)
8455                 gtkaspell_check_all(compose->gtkaspell);
8456 }
8457
8458 static void compose_highlight_all(Compose *compose)
8459 {
8460         if (compose->gtkaspell)
8461                 gtkaspell_highlight_all(compose->gtkaspell);
8462 }
8463
8464 static void compose_check_backwards(Compose *compose)
8465 {
8466         if (compose->gtkaspell)
8467                 gtkaspell_check_backwards(compose->gtkaspell);
8468         else {
8469                 GtkItemFactory *ifactory;
8470                 ifactory = gtk_item_factory_from_widget(compose->popupmenu);
8471                 menu_set_sensitive(ifactory, "/Edit/Check backwards misspelled word", FALSE);
8472                 menu_set_sensitive(ifactory, "/Edit/Forward to next misspelled word", FALSE);
8473         }
8474 }
8475
8476 static void compose_check_forwards_go(Compose *compose)
8477 {
8478         if (compose->gtkaspell)
8479                 gtkaspell_check_forwards_go(compose->gtkaspell);
8480         else {
8481                 GtkItemFactory *ifactory;
8482                 ifactory = gtk_item_factory_from_widget(compose->popupmenu);
8483                 menu_set_sensitive(ifactory, "/Edit/Check backwards misspelled word", FALSE);
8484                 menu_set_sensitive(ifactory, "/Edit/Forward to next misspelled word", FALSE);
8485         }
8486 }
8487 #endif
8488
8489 /*!
8490  *\brief        Guess originating forward account from MsgInfo and several
8491  *              "common preference" settings. Return NULL if no guess.
8492  */
8493 static PrefsAccount *compose_guess_forward_account_from_msginfo(MsgInfo *msginfo)
8494 {
8495         PrefsAccount *account = NULL;
8496
8497         g_return_val_if_fail(msginfo, NULL);
8498         g_return_val_if_fail(msginfo->folder, NULL);
8499         g_return_val_if_fail(msginfo->folder->prefs, NULL);
8500
8501         if (msginfo->folder->prefs->enable_default_account)
8502                 account = account_find_from_id(msginfo->folder->prefs->default_account);
8503
8504         if (!account)
8505                 account = msginfo->folder->folder->account;
8506
8507         if (!account && msginfo->to && prefs_common.forward_account_autosel) {
8508                 gchar *to;
8509                 Xstrdup_a(to, msginfo->to, return NULL);
8510                 extract_address(to);
8511                 account = account_find_from_address(to);
8512         }
8513
8514         if (!account && prefs_common.forward_account_autosel) {
8515                 gchar cc[BUFFSIZE];
8516                 if (!procheader_get_header_from_msginfo
8517                         (msginfo, cc,sizeof cc , "CC:")) { /* Found a CC header */
8518                         extract_address(cc);
8519                         account = account_find_from_address(cc);
8520                 }
8521         }
8522
8523         return account;
8524 }
8525
8526 static gboolean compose_close(Compose *compose)
8527 {
8528         gint x, y;
8529
8530         if (!g_mutex_trylock(compose->mutex)) {
8531                 /* we have to wait for the (possibly deferred by auto-save)
8532                  * drafting to be done, before destroying the compose under
8533                  * it. */
8534                 debug_print("waiting for drafting to finish...\n");
8535                 g_timeout_add (500, (GSourceFunc) compose_close, compose);
8536                 return FALSE;
8537         }
8538         g_return_val_if_fail(compose, FALSE);
8539         gtkut_widget_get_uposition(compose->window, &x, &y);
8540         prefs_common.compose_x = x;
8541         prefs_common.compose_y = y;
8542         g_mutex_unlock(compose->mutex);
8543         compose_destroy(compose);
8544         return FALSE;
8545 }
8546
8547 /**
8548  * Add entry field for each address in list.
8549  * \param compose     E-Mail composition object.
8550  * \param listAddress List of (formatted) E-Mail addresses.
8551  */
8552 static void compose_add_field_list( Compose *compose, GList *listAddress ) {
8553         GList *node;
8554         gchar *addr;
8555         node = listAddress;
8556         while( node ) {
8557                 addr = ( gchar * ) node->data;
8558                 compose_entry_append( compose, addr, COMPOSE_TO );
8559                 node = g_list_next( node );
8560         }
8561 }
8562
8563 void compose_reply_from_messageview(MessageView *msgview, GSList *msginfo_list,
8564                                     guint action)
8565 {
8566         gchar *body;
8567         GSList *new_msglist = NULL;
8568         MsgInfo *tmp_msginfo = NULL;
8569         gboolean originally_enc = FALSE;
8570         Compose *compose = NULL;
8571
8572         g_return_if_fail(msgview != NULL);
8573
8574         g_return_if_fail(msginfo_list != NULL);
8575
8576         if (g_slist_length(msginfo_list) == 1) {
8577                 MimeInfo *mimeinfo = messageview_get_selected_mime_part(msgview);
8578                 MsgInfo *orig_msginfo = (MsgInfo *)msginfo_list->data;
8579
8580                 if (mimeinfo != NULL && mimeinfo->type == MIMETYPE_MESSAGE &&
8581                     !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) {
8582                         tmp_msginfo = procmsg_msginfo_new_from_mimeinfo(
8583                                                 orig_msginfo, mimeinfo);
8584                         if (tmp_msginfo != NULL) {
8585                                 new_msglist = g_slist_append(NULL, tmp_msginfo);
8586                                 if (procmime_msginfo_is_encrypted(orig_msginfo)) {
8587                                         originally_enc = TRUE;
8588                                 }
8589                         }
8590                 }
8591         }
8592
8593         body = messageview_get_selection(msgview);
8594
8595         if (new_msglist) {
8596                 compose = compose_reply_mode((ComposeMode)action, new_msglist, body);
8597                 procmsg_msginfo_free(tmp_msginfo);
8598                 g_slist_free(new_msglist);
8599         } else
8600                 compose = compose_reply_mode((ComposeMode)action, msginfo_list, body);
8601
8602         if (originally_enc) {
8603                 compose_force_encryption(compose, compose->account, FALSE);
8604         }
8605
8606         g_free(body);
8607 }
8608
8609 void compose_set_position(Compose *compose, gint pos)
8610 {
8611         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
8612
8613         gtkut_text_view_set_position(text, pos);
8614 }
8615
8616 gboolean compose_search_string(Compose *compose,
8617                                 const gchar *str, gboolean case_sens)
8618 {
8619         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
8620
8621         return gtkut_text_view_search_string(text, str, case_sens);
8622 }
8623
8624 gboolean compose_search_string_backward(Compose *compose,
8625                                 const gchar *str, gboolean case_sens)
8626 {
8627         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
8628
8629         return gtkut_text_view_search_string_backward(text, str, case_sens);
8630 }
8631
8632 /*
8633  * End of Source.
8634  */