src/compose.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2004 Hiroyuki Yamamoto
   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <gdk/gdkkeysyms.h>
  28 #include <gtk/gtkmain.h>
  29 #include <gtk/gtkmenu.h>
  30 #include <gtk/gtkmenuitem.h>
  31 #include <gtk/gtkitemfactory.h>
  32 #include <gtk/gtkcheckmenuitem.h>
  33 #include <gtk/gtkoptionmenu.h>
  34 #include <gtk/gtkwidget.h>
  35 #include <gtk/gtkvpaned.h>
  36 #include <gtk/gtkentry.h>
  37 #include <gtk/gtkeditable.h>
  38 #include <gtk/gtkwindow.h>
  39 #include <gtk/gtksignal.h>
  40 #include <gtk/gtkvbox.h>
  41 #include <gtk/gtkcontainer.h>
  42 #include <gtk/gtkhandlebox.h>
  43 #include <gtk/gtktoolbar.h>
  44 #include <gtk/gtktable.h>
  45 #include <gtk/gtkhbox.h>
  46 #include <gtk/gtklabel.h>
  47 #include <gtk/gtkscrolledwindow.h>
  48 #include <gtk/gtktreeview.h>
  49 #include <gtk/gtkliststore.h>
  50 #include <gtk/gtktreeselection.h>
  51 #include <gtk/gtktreemodel.h>
  52
  53 #include <gtk/gtkdnd.h>
  54 #include <stdio.h>
  55 #include <stdlib.h>
  56 #include <string.h>
  57 #include <ctype.h>
  58 #include <sys/types.h>
  59 #include <sys/stat.h>
  60 #include <unistd.h>
  61 #include <time.h>
  62 /* #include <sys/utsname.h> */
  63 #include <stdlib.h>
  64 #include <sys/wait.h>
  65 #include <signal.h>
  66 #include <errno.h>
  67 #include <libgen.h>
  68
  69 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
  70 #  include <wchar.h>
  71 #  include <wctype.h>
  72 #endif
  73
  74 #include "intl.h"
  75 #include "main.h"
  76 #include "mainwindow.h"
  77 #include "compose.h"
  78 #include "addressbook.h"
  79 #include "folderview.h"
  80 #include "procmsg.h"
  81 #include "menu.h"
  82 #include "stock_pixmap.h"
  83 #include "send_message.h"
  84 #include "imap.h"
  85 #include "news.h"
  86 #include "customheader.h"
  87 #include "prefs_common.h"
  88 #include "prefs_account.h"
  89 #include "action.h"
  90 #include "account.h"
  91 #include "filesel.h"
  92 #include "procheader.h"
  93 #include "procmime.h"
  94 #include "statusbar.h"
  95 #include "about.h"
  96 #include "base64.h"
  97 #include "quoted-printable.h"
  98 #include "codeconv.h"
  99 #include "utils.h"
 100 #include "gtkutils.h"
 101 #include "socket.h"
 102 #include "alertpanel.h"
 103 #include "manage_window.h"
 104 #include "gtkshruler.h"
 105 #include "folder.h"
 106 #include "addr_compl.h"
 107 #include "quote_fmt.h"
 108 #include "template.h"
 109 #include "undo.h"
 110 #include "foldersel.h"
 111 #include "toolbar.h"
 112
 113 enum
 114 {
 115         COL_MIMETYPE = 0,
 116         COL_SIZE     = 1,
 117         COL_NAME     = 2,
 118         COL_DATA     = 3,
 119         COL_AUTODATA = 4,
 120         N_COL_COLUMNS
 121 };
 122
 123 #define N_ATTACH_COLS   (N_COL_COLUMNS)
 124
 125 typedef enum
 126 {
 127         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BEGINNING_OF_LINE,
 128         COMPOSE_CALL_ADVANCED_ACTION_MOVE_FORWARD_CHARACTER,
 129         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BACKWARD_CHARACTER,
 130         COMPOSE_CALL_ADVANCED_ACTION_MOVE_FORWARD_WORD,
 131         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BACKWARD_WORD,
 132         COMPOSE_CALL_ADVANCED_ACTION_MOVE_END_OF_LINE,
 133         COMPOSE_CALL_ADVANCED_ACTION_MOVE_NEXT_LINE,
 134         COMPOSE_CALL_ADVANCED_ACTION_MOVE_PREVIOUS_LINE,
 135         COMPOSE_CALL_ADVANCED_ACTION_DELETE_FORWARD_CHARACTER,
 136         COMPOSE_CALL_ADVANCED_ACTION_DELETE_BACKWARD_CHARACTER,
 137         COMPOSE_CALL_ADVANCED_ACTION_DELETE_FORWARD_WORD,
 138         COMPOSE_CALL_ADVANCED_ACTION_DELETE_BACKWARD_WORD,
 139         COMPOSE_CALL_ADVANCED_ACTION_DELETE_LINE,
 140         COMPOSE_CALL_ADVANCED_ACTION_DELETE_LINE_N,
 141         COMPOSE_CALL_ADVANCED_ACTION_DELETE_TO_LINE_END
 142 } ComposeCallAdvancedAction;
 143
 144 typedef enum
 145 {
 146         PRIORITY_HIGHEST = 1,
 147         PRIORITY_HIGH,
 148         PRIORITY_NORMAL,
 149         PRIORITY_LOW,
 150         PRIORITY_LOWEST
 151 } PriorityLevel;
 152
 153 typedef enum
 154 {
 155         COMPOSE_INSERT_SUCCESS,
 156         COMPOSE_INSERT_READ_ERROR,
 157         COMPOSE_INSERT_INVALID_CHARACTER,
 158         COMPOSE_INSERT_NO_FILE
 159 } ComposeInsertResult;
 160
 161 typedef enum
 162 {
 163         COMPOSE_QUIT_EDITING,
 164         COMPOSE_KEEP_EDITING,
 165         COMPOSE_AUTO_SAVE
 166 } ComposeDraftAction;
 167
 168 typedef enum
 169 {
 170         COMPOSE_WRITE_FOR_SEND,
 171         COMPOSE_WRITE_FOR_STORE
 172 } ComposeWriteType;
 173
 174 #define B64_LINE_SIZE           57
 175 #define B64_BUFFSIZE            77
 176
 177 #define MAX_REFERENCES_LEN      999
 178
 179 static GdkColor quote_color = {0, 0, 0, 0xbfff};
 180
 181 static GList *compose_list = NULL;
 182
 183 Compose *compose_generic_new                    (PrefsAccount   *account,
 184                                                  const gchar    *to,
 185                                                  FolderItem     *item,
 186                                                  GPtrArray      *attach_files,
 187                                                  GList          *listAddress );
 188
 189 static Compose *compose_create                  (PrefsAccount   *account,
 190                                                  ComposeMode     mode);
 191
 192 static GtkWidget *compose_account_option_menu_create
 193                                                 (Compose        *compose);
 194 static void compose_set_template_menu           (Compose        *compose);
 195 static void compose_template_apply              (Compose        *compose,
 196                                                  Template       *tmpl,
 197                                                  gboolean        replace);
 198 static void compose_destroy                     (Compose        *compose);
 199
 200 static void compose_entries_set                 (Compose        *compose,
 201                                                  const gchar    *mailto);
 202 static gint compose_parse_header                (Compose        *compose,
 203                                                  MsgInfo        *msginfo);
 204 static gchar *compose_parse_references          (const gchar    *ref,
 205                                                  const gchar    *msgid);
 206
 207 static gchar *compose_quote_fmt                 (Compose        *compose,
 208                                                  MsgInfo        *msginfo,
 209                                                  const gchar    *fmt,
 210                                                  const gchar    *qmark,
 211                                                  const gchar    *body);
 212
 213 static void compose_reply_set_entry             (Compose        *compose,
 214                                                  MsgInfo        *msginfo,
 215                                                  gboolean        to_all,
 216                                                  gboolean        to_ml,
 217                                                  gboolean        to_sender,
 218                                                  gboolean
 219                                                  followup_and_reply_to);
 220 static void compose_reedit_set_entry            (Compose        *compose,
 221                                                  MsgInfo        *msginfo);
 222 static void compose_insert_sig                  (Compose        *compose,
 223                                                  gboolean        replace);
 224 static gchar *compose_get_signature_str         (Compose        *compose);
 225 static ComposeInsertResult compose_insert_file  (Compose        *compose,
 226                                                  const gchar    *file);
 227 static void compose_attach_append               (Compose        *compose,
 228                                                  const gchar    *file,
 229                                                  const gchar    *type,
 230                                                  const gchar    *content_type);
 231 static void compose_attach_parts                (Compose        *compose,
 232                                                  MsgInfo        *msginfo);
 233 static void compose_wrap_line                   (Compose        *compose);
 234 static void compose_wrap_line_all               (Compose        *compose);
 235 static void compose_wrap_line_all_full          (Compose        *compose,
 236                                                  gboolean        autowrap);
 237 static void compose_set_title                   (Compose        *compose);
 238 static void compose_select_account              (Compose        *compose,
 239                                                  PrefsAccount   *account,
 240                                                  gboolean        init);
 241
 242 static PrefsAccount *compose_current_mail_account(void);
 243 /* static gint compose_send                     (Compose        *compose); */
 244 static gboolean compose_check_for_valid_recipient
 245                                                 (Compose        *compose);
 246 static gboolean compose_check_entries           (Compose        *compose,
 247                                                  gboolean       check_subject);
 248 static gint compose_write_to_file               (Compose        *compose,
 249                                                  FILE           *fp,
 250                                                  gint            action);
 251 static gint compose_write_body_to_file          (Compose        *compose,
 252                                                  const gchar    *file);
 253 static gint compose_remove_reedit_target        (Compose        *compose);
 254 void compose_remove_draft                       (Compose        *compose);
 255 static gint compose_queue                       (Compose        *compose,
 256                                                  gint           *msgnum,
 257                                                  FolderItem     **item);
 258 static gint compose_queue_sub                   (Compose        *compose,
 259                                                  gint           *msgnum,
 260                                                  FolderItem     **item,
 261                                                  gboolean       check_subject);
 262 static void compose_add_attachments             (Compose        *compose,
 263                                                  MimeInfo       *parent);
 264 static gchar *compose_get_header                (Compose        *compose);
 265
 266 static void compose_convert_header              (gchar          *dest,
 267                                                  gint            len,
 268                                                  gchar          *src,
 269                                                  gint            header_len,
 270                                                  gboolean        addr_field);
 271
 272 static void compose_attach_info_free            (AttachInfo     *ainfo);
 273 static void compose_attach_remove_selected      (Compose        *compose);
 274
 275 static void compose_attach_property             (Compose        *compose);
 276 static void compose_attach_property_create      (gboolean       *cancelled);
 277 static void attach_property_ok                  (GtkWidget      *widget,
 278                                                  gboolean       *cancelled);
 279 static void attach_property_cancel              (GtkWidget      *widget,
 280                                                  gboolean       *cancelled);
 281 static gint attach_property_delete_event        (GtkWidget      *widget,
 282                                                  GdkEventAny    *event,
 283                                                  gboolean       *cancelled);
 284 static gboolean attach_property_key_pressed     (GtkWidget      *widget,
 285                                                  GdkEventKey    *event,
 286                                                  gboolean       *cancelled);
 287
 288 static void compose_exec_ext_editor             (Compose           *compose);
 289 static gint compose_exec_ext_editor_real        (const gchar       *file);
 290 static gboolean compose_ext_editor_kill         (Compose           *compose);
 291 static void compose_input_cb                    (gpointer           data,
 292                                                  gint               source,
 293                                                  GdkInputCondition  condition);
 294 static void compose_set_ext_editor_sensitive    (Compose           *compose,
 295                                                  gboolean           sensitive);
 296
 297 static void compose_undo_state_changed          (UndoMain       *undostruct,
 298                                                  gint            undo_state,
 299                                                  gint            redo_state,
 300                                                  gpointer        data);
 301
 302 static gint calc_cursor_xpos    (GtkTextView    *text,
 303                                  gint            extra,
 304                                  gint            char_width);
 305
 306 static void compose_create_header_entry (Compose *compose);
 307 static void compose_add_header_entry    (Compose *compose, gchar *header, gchar *text);
 308 static void compose_update_priority_menu_item(Compose * compose);
 309
 310 static void compose_add_field_list      ( Compose *compose,
 311                                           GList *listAddress );
 312
 313 /* callback functions */
 314
 315 static gboolean compose_edit_size_alloc (GtkEditable    *widget,
 316                                          GtkAllocation  *allocation,
 317                                          GtkSHRuler     *shruler);
 318 static void account_activated           (GtkMenuItem    *menuitem,
 319                                          gpointer        data);
 320 static void attach_selected             (GtkTreeView    *tree_view,
 321                                          GtkTreePath    *tree_path,
 322                                          GtkTreeViewColumn *column,
 323                                          Compose *compose);
 324 static gboolean attach_button_pressed   (GtkWidget      *widget,
 325                                          GdkEventButton *event,
 326                                          gpointer        data);
 327 static gboolean attach_key_pressed      (GtkWidget      *widget,
 328                                          GdkEventKey    *event,
 329                                          gpointer        data);
 330
 331 static void compose_send_cb             (gpointer        data,
 332                                          guint           action,
 333                                          GtkWidget      *widget);
 334 static void compose_send_later_cb       (gpointer        data,
 335                                          guint           action,
 336                                          GtkWidget      *widget);
 337
 338 static void compose_draft_cb            (gpointer        data,
 339                                          guint           action,
 340                                          GtkWidget      *widget);
 341
 342 static void compose_attach_cb           (gpointer        data,
 343                                          guint           action,
 344                                          GtkWidget      *widget);
 345 static void compose_insert_file_cb      (gpointer        data,
 346                                          guint           action,
 347                                          GtkWidget      *widget);
 348 static void compose_insert_sig_cb       (gpointer        data,
 349                                          guint           action,
 350                                          GtkWidget      *widget);
 351
 352 static void compose_close_cb            (gpointer        data,
 353                                          guint           action,
 354                                          GtkWidget      *widget);
 355
 356 static void compose_address_cb          (gpointer        data,
 357                                          guint           action,
 358                                          GtkWidget      *widget);
 359 static void compose_template_activate_cb(GtkWidget      *widget,
 360                                          gpointer        data);
 361
 362 static void compose_ext_editor_cb       (gpointer        data,
 363                                          guint           action,
 364                                          GtkWidget      *widget);
 365
 366 static gint compose_delete_cb           (GtkWidget      *widget,
 367                                          GdkEventAny    *event,
 368                                          gpointer        data);
 369 static void compose_destroy_cb          (GtkWidget      *widget,
 370                                          Compose        *compose);
 371
 372 static void compose_undo_cb             (Compose        *compose);
 373 static void compose_redo_cb             (Compose        *compose);
 374 static void compose_cut_cb              (Compose        *compose);
 375 static void compose_copy_cb             (Compose        *compose);
 376 static void compose_paste_cb            (Compose        *compose);
 377 static void compose_paste_as_quote_cb   (Compose        *compose);
 378 static void compose_allsel_cb           (Compose        *compose);
 379
 380 static void compose_advanced_action_cb  (Compose                   *compose,
 381                                          ComposeCallAdvancedAction  action);
 382
 383 static void compose_grab_focus_cb       (GtkWidget      *widget,
 384                                          Compose        *compose);
 385 static void compose_grab_focus_before_cb(GtkWidget      *widget,
 386                                          Compose        *compose);
 387
 388 static void compose_changed_cb          (GtkTextBuffer  *textbuf,
 389                                          Compose        *compose);
 390
 391 static void compose_toggle_autowrap_cb  (gpointer        data,
 392                                          guint           action,
 393                                          GtkWidget      *widget);
 394
 395 #if 0
 396 static void compose_toggle_to_cb        (gpointer        data,
 397                                          guint           action,
 398                                          GtkWidget      *widget);
 399 static void compose_toggle_cc_cb        (gpointer        data,
 400                                          guint           action,
 401                                          GtkWidget      *widget);
 402 static void compose_toggle_bcc_cb       (gpointer        data,
 403                                          guint           action,
 404                                          GtkWidget      *widget);
 405 static void compose_toggle_replyto_cb   (gpointer        data,
 406                                          guint           action,
 407                                          GtkWidget      *widget);
 408 static void compose_toggle_followupto_cb(gpointer        data,
 409                                          guint           action,
 410                                          GtkWidget      *widget);
 411 static void compose_toggle_attach_cb    (gpointer        data,
 412                                          guint           action,
 413                                          GtkWidget      *widget);
 414 #endif
 415 static void compose_toggle_ruler_cb     (gpointer        data,
 416                                          guint           action,
 417                                          GtkWidget      *widget);
 418 static void compose_toggle_sign_cb      (gpointer        data,
 419                                          guint           action,
 420                                          GtkWidget      *widget);
 421 static void compose_toggle_encrypt_cb   (gpointer        data,
 422                                          guint           action,
 423                                          GtkWidget      *widget);
 424 static void compose_set_privacy_system_cb(GtkWidget      *widget,
 425                                           gpointer        data);
 426 static void compose_update_privacy_system_menu_item(Compose * compose);
 427 static void activate_privacy_system     (Compose *compose,
 428                                          PrefsAccount *account);
 429 static void compose_use_signing(Compose *compose, gboolean use_signing);
 430 static void compose_use_encryption(Compose *compose, gboolean use_encryption);
 431 static void compose_toggle_return_receipt_cb(gpointer data, guint action,
 432                                              GtkWidget *widget);
 433 static void compose_toggle_remove_refs_cb(gpointer data, guint action,
 434                                              GtkWidget *widget);
 435 static void compose_set_priority_cb     (gpointer        data,
 436                                          guint           action,
 437                                          GtkWidget      *widget);
 438
 439 static void compose_attach_drag_received_cb (GtkWidget          *widget,
 440                                              GdkDragContext     *drag_context,
 441                                              gint                x,
 442                                              gint                y,
 443                                              GtkSelectionData   *data,
 444                                              guint               info,
 445                                              guint               time,
 446                                              gpointer            user_data);
 447 static void compose_insert_drag_received_cb (GtkWidget          *widget,
 448                                              GdkDragContext     *drag_context,
 449                                              gint                x,
 450                                              gint                y,
 451                                              GtkSelectionData   *data,
 452                                              guint               info,
 453                                              guint               time,
 454                                              gpointer            user_data);
 455 static void compose_header_drag_received_cb (GtkWidget          *widget,
 456                                              GdkDragContext     *drag_context,
 457                                              gint                x,
 458                                              gint                y,
 459                                              GtkSelectionData   *data,
 460                                              guint               info,
 461                                              guint               time,
 462                                              gpointer            user_data);
 463
 464 static gboolean compose_drag_drop           (GtkWidget *widget,
 465                                              GdkDragContext *drag_context,
 466                                              gint x, gint y,
 467                                              guint time, gpointer user_data);
 468 #if 0
 469 static void to_activated                (GtkWidget      *widget,
 470                                          Compose        *compose);
 471 static void newsgroups_activated        (GtkWidget      *widget,
 472                                          Compose        *compose);
 473 static void cc_activated                (GtkWidget      *widget,
 474                                          Compose        *compose);
 475 static void bcc_activated               (GtkWidget      *widget,
 476                                          Compose        *compose);
 477 static void replyto_activated           (GtkWidget      *widget,
 478                                          Compose        *compose);
 479 static void followupto_activated        (GtkWidget      *widget,
 480                                          Compose        *compose);
 481 static void subject_activated           (GtkWidget      *widget,
 482                                          Compose        *compose);
 483 #endif
 484
 485 static void text_inserted               (GtkTextBuffer  *buffer,
 486                                          GtkTextIter    *iter,
 487                                          const gchar    *text,
 488                                          gint            len,
 489                                          Compose        *compose);
 490 static void compose_generic_reply(MsgInfo *msginfo, gboolean quote,
 491                                   gboolean to_all, gboolean to_ml,
 492                                   gboolean to_sender,
 493                                   gboolean followup_and_reply_to,
 494                                   const gchar *body);
 495
 496 gboolean compose_headerentry_changed_cb    (GtkWidget          *entry,
 497                                             ComposeHeaderEntry *headerentry);
 498 gboolean compose_headerentry_key_press_event_cb(GtkWidget              *entry,
 499                                             GdkEventKey        *event,
 500                                             ComposeHeaderEntry *headerentry);
 501
 502 static void compose_show_first_last_header (Compose *compose, gboolean show_first);
 503
 504 static void compose_allow_user_actions (Compose *compose, gboolean allow);
 505
 506 #if USE_ASPELL
 507 static void compose_check_all              (Compose *compose);
 508 static void compose_highlight_all          (Compose *compose);
 509 static void compose_check_backwards        (Compose *compose);
 510 static void compose_check_forwards_go      (Compose *compose);
 511 #endif
 512
 513 static gint compose_defer_auto_save_draft       (Compose        *compose);
 514 static PrefsAccount *compose_guess_forward_account_from_msginfo (MsgInfo *msginfo);
 515
 516 static void compose_close       (Compose *compose);
 517
 518 static GtkItemFactoryEntry compose_popup_entries[] =
 519 {
 520         {N_("/_Add..."),        NULL, compose_attach_cb, 0, NULL},
 521         {N_("/_Remove"),        NULL, compose_attach_remove_selected, 0, NULL},
 522         {N_("/---"),            NULL, NULL, 0, "<Separator>"},
 523         {N_("/_Properties..."), NULL, compose_attach_property, 0, NULL}
 524 };
 525
 526 static GtkItemFactoryEntry compose_entries[] =
 527 {
 528         {N_("/_Message"),                               NULL, NULL, 0, "<Branch>"},
 529         {N_("/_Message/_Send"),         "<control>Return",
 530                                         compose_send_cb, 0, NULL},
 531         {N_("/_Message/Send _later"),   "<shift><control>S",
 532                                         compose_send_later_cb,  0, NULL},
 533         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 534         {N_("/_Message/_Attach file"),          "<control>M", compose_attach_cb,      0, NULL},
 535         {N_("/_Message/_Insert file"),          "<control>I", compose_insert_file_cb, 0, NULL},
 536         {N_("/_Message/Insert si_gnature"),     "<control>G", compose_insert_sig_cb,  0, NULL},
 537         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 538         {N_("/_Message/_Save"),
 539                                                 "<control>S", compose_draft_cb, COMPOSE_KEEP_EDITING, NULL},
 540         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 541         {N_("/_Message/_Close"),                        "<control>W", compose_close_cb, 0, NULL},
 542
 543         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
 544         {N_("/_Edit/_Undo"),            "<control>Z", compose_undo_cb, 0, NULL},
 545         {N_("/_Edit/_Redo"),            "<control>Y", compose_redo_cb, 0, NULL},
 546         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 547         {N_("/_Edit/Cu_t"),             "<control>X", compose_cut_cb,    0, NULL},
 548         {N_("/_Edit/_Copy"),            "<control>C", compose_copy_cb,   0, NULL},
 549         {N_("/_Edit/_Paste"),           "<control>V", compose_paste_cb,  0, NULL},
 550         {N_("/_Edit/Paste as _quotation"),
 551                                         NULL, compose_paste_as_quote_cb, 0, NULL},
 552         {N_("/_Edit/Select _all"),      "<control>A", compose_allsel_cb, 0, NULL},
 553         {N_("/_Edit/A_dvanced"),        NULL, NULL, 0, "<Branch>"},
 554         {N_("/_Edit/A_dvanced/Move a character backward"),
 555                                         "<control>B",
 556                                         compose_advanced_action_cb,
 557                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BACKWARD_CHARACTER,
 558                                         NULL},
 559         {N_("/_Edit/A_dvanced/Move a character forward"),
 560                                         "<control>F",
 561                                         compose_advanced_action_cb,
 562                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_FORWARD_CHARACTER,
 563                                         NULL},
 564         {N_("/_Edit/A_dvanced/Move a word backward"),
 565                                         NULL, /* "<alt>B" */
 566                                         compose_advanced_action_cb,
 567                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BACKWARD_WORD,
 568                                         NULL},
 569         {N_("/_Edit/A_dvanced/Move a word forward"),
 570                                         NULL, /* "<alt>F" */
 571                                         compose_advanced_action_cb,
 572                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_FORWARD_WORD,
 573                                         NULL},
 574         {N_("/_Edit/A_dvanced/Move to beginning of line"),
 575                                         NULL, /* "<control>A" */
 576                                         compose_advanced_action_cb,
 577                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_BEGINNING_OF_LINE,
 578                                         NULL},
 579         {N_("/_Edit/A_dvanced/Move to end of line"),
 580                                         "<control>E",
 581                                         compose_advanced_action_cb,
 582                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_END_OF_LINE,
 583                                         NULL},
 584         {N_("/_Edit/A_dvanced/Move to previous line"),
 585                                         "<control>P",
 586                                         compose_advanced_action_cb,
 587                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_PREVIOUS_LINE,
 588                                         NULL},
 589         {N_("/_Edit/A_dvanced/Move to next line"),
 590                                         "<control>N",
 591                                         compose_advanced_action_cb,
 592                                         COMPOSE_CALL_ADVANCED_ACTION_MOVE_NEXT_LINE,
 593                                         NULL},
 594         {N_("/_Edit/A_dvanced/Delete a character backward"),
 595                                         "<control>H",
 596                                         compose_advanced_action_cb,
 597                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_BACKWARD_CHARACTER,
 598                                         NULL},
 599         {N_("/_Edit/A_dvanced/Delete a character forward"),
 600                                         "<control>D",
 601                                         compose_advanced_action_cb,
 602                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_FORWARD_CHARACTER,
 603                                         NULL},
 604         {N_("/_Edit/A_dvanced/Delete a word backward"),
 605                                         NULL, /* "<control>W" */
 606                                         compose_advanced_action_cb,
 607                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_BACKWARD_WORD,
 608                                         NULL},
 609         {N_("/_Edit/A_dvanced/Delete a word forward"),
 610                                         NULL, /* "<alt>D", */
 611                                         compose_advanced_action_cb,
 612                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_FORWARD_WORD,
 613                                         NULL},
 614         {N_("/_Edit/A_dvanced/Delete line"),
 615                                         "<control>U",
 616                                         compose_advanced_action_cb,
 617                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_LINE,
 618                                         NULL},
 619         {N_("/_Edit/A_dvanced/Delete entire line"),
 620                                         NULL,
 621                                         compose_advanced_action_cb,
 622                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_LINE_N,
 623                                         NULL},
 624         {N_("/_Edit/A_dvanced/Delete to end of line"),
 625                                         "<control>K",
 626                                         compose_advanced_action_cb,
 627                                         COMPOSE_CALL_ADVANCED_ACTION_DELETE_TO_LINE_END,
 628                                         NULL},
 629         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 630         {N_("/_Edit/_Wrap current paragraph"),
 631                                         "<control>L", compose_wrap_line, 0, NULL},
 632         {N_("/_Edit/Wrap all long _lines"),
 633                                         "<control><alt>L", compose_wrap_line_all, 0, NULL},
 634         {N_("/_Edit/Aut_o wrapping"),   "<shift><control>L", compose_toggle_autowrap_cb, 0, "<ToggleItem>"},
 635         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 636         {N_("/_Edit/Edit with e_xternal editor"),
 637                                         "<shift><control>X", compose_ext_editor_cb, 0, NULL},
 638 #if USE_ASPELL
 639         {N_("/_Spelling"),              NULL, NULL, 0, "<Branch>"},
 640         {N_("/_Spelling/_Check all or check selection"),
 641                                         NULL, compose_check_all, 0, NULL},
 642         {N_("/_Spelling/_Highlight all misspelled words"),
 643                                         NULL, compose_highlight_all, 0, NULL},
 644         {N_("/_Spelling/Check _backwards misspelled word"),
 645                                         NULL, compose_check_backwards , 0, NULL},
 646         {N_("/_Spelling/_Forward to next misspelled word"),
 647                                         NULL, compose_check_forwards_go, 0, NULL},
 648         {N_("/_Spelling/---"),          NULL, NULL, 0, "<Separator>"},
 649         {N_("/_Spelling/_Spelling Configuration"),
 650                                         NULL, NULL, 0, "<Branch>"},
 651 #endif
 652         {N_("/_Options"),               NULL, NULL, 0, "<Branch>"},
 653         {N_("/_Options/Privacy System"),                NULL, NULL,   0, "<Branch>"},
 654         {N_("/_Options/Privacy System/None"),   NULL, NULL,   0, "<RadioItem>"},
 655         {N_("/_Options/Si_gn"),         NULL, compose_toggle_sign_cb   , 0, "<ToggleItem>"},
 656         {N_("/_Options/_Encrypt"),      NULL, compose_toggle_encrypt_cb, 0, "<ToggleItem>"},
 657         {N_("/_Options/---"),           NULL,           NULL,   0, "<Separator>"},
 658         {N_("/_Options/_Priority"),     NULL,           NULL,   0, "<Branch>"},
 659         {N_("/_Options/Priority/_Highest"), NULL, compose_set_priority_cb, PRIORITY_HIGHEST, "<RadioItem>"},
 660         {N_("/_Options/Priority/Hi_gh"),    NULL, compose_set_priority_cb, PRIORITY_HIGH, "/Options/Priority/Highest"},
 661         {N_("/_Options/Priority/_Normal"),  NULL, compose_set_priority_cb, PRIORITY_NORMAL, "/Options/Priority/Highest"},
 662         {N_("/_Options/Priority/Lo_w"),    NULL, compose_set_priority_cb, PRIORITY_LOW, "/Options/Priority/Highest"},
 663         {N_("/_Options/Priority/_Lowest"),  NULL, compose_set_priority_cb, PRIORITY_LOWEST, "/Options/Priority/Highest"},
 664         {N_("/_Options/---"),           NULL,           NULL,   0, "<Separator>"},
 665         {N_("/_Options/_Request Return Receipt"),       NULL, compose_toggle_return_receipt_cb, 0, "<ToggleItem>"},
 666         {N_("/_Options/Remo_ve references"),    NULL, compose_toggle_remove_refs_cb, 0, "<ToggleItem>"},
 667         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
 668         {N_("/_Tools/Show _ruler"),     NULL, compose_toggle_ruler_cb, 0, "<ToggleItem>"},
 669         {N_("/_Tools/_Address book"),   "<shift><control>A", compose_address_cb , 0, NULL},
 670         {N_("/_Tools/_Template"),       NULL, NULL, 0, "<Branch>"},
 671         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
 672         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
 673         {N_("/_Help/_About"),           NULL, about_show, 0, NULL}
 674 };
 675
 676 static GtkTargetEntry compose_mime_types[] =
 677 {
 678         {"text/uri-list", 0, 0},
 679         {"text/plain", 0, 0},
 680         {"STRING", 0, 0}
 681 };
 682
 683 static gboolean compose_put_existing_to_front(MsgInfo *info)
 684 {
 685         GList *compose_list = compose_get_compose_list();
 686         GList *elem = NULL;
 687
 688         if (compose_list) {
 689                 for (elem = compose_list; elem != NULL && elem->data != NULL;
 690                      elem = elem->next) {
 691                         Compose *c = (Compose*)elem->data;
 692
 693                         if (!c->targetinfo || !c->targetinfo->msgid ||
 694                             !info->msgid)
 695                                 continue;
 696
 697                         if (!strcmp(c->targetinfo->msgid, info->msgid)) {
 698                                 gtkut_window_popup(c->window);
 699                                 return TRUE;
 700                         }
 701                 }
 702         }
 703         return FALSE;
 704 }
 705
 706 Compose *compose_new(PrefsAccount *account, const gchar *mailto,
 707                      GPtrArray *attach_files)
 708 {
 709         return compose_generic_new(account, mailto, NULL, attach_files, NULL);
 710 }
 711
 712 Compose *compose_new_with_folderitem(PrefsAccount *account, FolderItem *item)
 713 {
 714         return compose_generic_new(account, NULL, item, NULL, NULL);
 715 }
 716
 717 Compose *compose_new_with_list( PrefsAccount *account, GList *listAddress )
 718 {
 719         return compose_generic_new( account, NULL, NULL, NULL, listAddress );
 720 }
 721
 722 Compose *compose_generic_new(PrefsAccount *account, const gchar *mailto, FolderItem *item,
 723                              GPtrArray *attach_files, GList *listAddress )
 724 {
 725         Compose *compose;
 726         GtkTextView *textview;
 727         GtkTextBuffer *textbuf;
 728         GtkTextIter iter;
 729         GtkItemFactory *ifactory;
 730
 731         if (item && item->prefs && item->prefs->enable_default_account)
 732                 account = account_find_from_id(item->prefs->default_account);
 733
 734         if (!account) account = cur_account;
 735         g_return_val_if_fail(account != NULL, NULL);
 736
 737         compose = compose_create(account, COMPOSE_NEW);
 738         ifactory = gtk_item_factory_from_widget(compose->menubar);
 739
 740         compose->replyinfo = NULL;
 741         compose->fwdinfo   = NULL;
 742
 743         textview = GTK_TEXT_VIEW(compose->text);
 744         textbuf = gtk_text_view_get_buffer(textview);
 745
 746         undo_block(compose->undostruct);
 747 #ifdef USE_ASPELL
 748         if (item && item->prefs && item->prefs->enable_default_dictionary &&
 749             compose->gtkaspell)
 750                 gtkaspell_change_dict(compose->gtkaspell,
 751                     item->prefs->default_dictionary);
 752 #endif
 753
 754         if (account->auto_sig)
 755                 compose_insert_sig(compose, FALSE);
 756         gtk_text_buffer_get_start_iter(textbuf, &iter);
 757         gtk_text_buffer_place_cursor(textbuf, &iter);
 758
 759         if (account->protocol != A_NNTP) {
 760                 if (mailto && *mailto != '\0') {
 761                         compose_entries_set(compose, mailto);
 762
 763                 } else if (item && item->prefs->enable_default_to) {
 764                         compose_entry_append(compose, item->prefs->default_to, COMPOSE_TO);
 765                         compose_entry_mark_default_to(compose, item->prefs->default_to);
 766                 }
 767                 if (item && item->ret_rcpt) {
 768                         menu_set_active(ifactory, "/Message/Request Return Receipt", TRUE);
 769                 }
 770         } else {
 771                 if (mailto) {
 772                         compose_entry_append(compose, mailto, COMPOSE_NEWSGROUPS);
 773                 }
 774                 /*
 775                  * CLAWS: just don't allow return receipt request, even if the user
 776                  * may want to send an email. simple but foolproof.
 777                  */
 778                 menu_set_sensitive(ifactory, "/Message/Request Return Receipt", FALSE);
 779         }
 780         compose_add_field_list( compose, listAddress );
 781
 782         if (attach_files) {
 783                 gint i;
 784                 gchar *file;
 785
 786                 for (i = 0; i < attach_files->len; i++) {
 787                         file = g_ptr_array_index(attach_files, i);
 788                         compose_attach_append(compose, file, file, NULL);
 789                 }
 790         }
 791
 792         compose_show_first_last_header(compose, TRUE);
 793
 794         /* Set save folder */
 795         if (item && item->prefs && item->prefs->save_copy_to_folder) {
 796                 gchar *folderidentifier;
 797
 798                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), prefs_common.savemsg);
 799                 folderidentifier = folder_item_get_identifier(item);
 800                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
 801                 g_free(folderidentifier);
 802         }
 803
 804         gtk_widget_grab_focus(compose->header_last->entry);
 805
 806         undo_unblock(compose->undostruct);
 807
 808         if (prefs_common.auto_exteditor)
 809                 compose_exec_ext_editor(compose);
 810
 811         return compose;
 812 }
 813
 814 /*
 815 Compose *compose_new_followup_and_replyto(PrefsAccount *account,
 816                                            const gchar *followupto, gchar * to)
 817 {
 818         Compose *compose;
 819
 820         if (!account) account = cur_account;
 821         g_return_val_if_fail(account != NULL, NULL);
 822         g_return_val_if_fail(account->protocol != A_NNTP, NULL);
 823
 824         compose = compose_create(account, COMPOSE_NEW);
 825
 826         if (prefs_common.auto_sig)
 827                 compose_insert_sig(compose);
 828         gtk_editable_set_position(GTK_EDITABLE(compose->text), 0);
 829         gtk_stext_set_point(GTK_STEXT(compose->text), 0);
 830
 831         compose_entry_append(compose, to, COMPOSE_TO);
 832         compose_entry_append(compose, followupto, COMPOSE_NEWSGROUPS);
 833         gtk_widget_grab_focus(compose->subject_entry);
 834
 835         return compose;
 836 }
 837 */
 838
 839 void compose_reply_mode(ComposeMode mode, GSList *msginfo_list, gchar *body)
 840 {
 841         MsgInfo *msginfo;
 842         guint list_len;
 843
 844         g_return_if_fail(msginfo_list != NULL);
 845
 846         msginfo = (MsgInfo*)g_slist_nth_data(msginfo_list, 0);
 847         g_return_if_fail(msginfo != NULL);
 848
 849         list_len = g_slist_length(msginfo_list);
 850
 851         switch (mode) {
 852         case COMPOSE_REPLY:
 853                 compose_reply(msginfo, prefs_common.reply_with_quote,
 854                               FALSE, prefs_common.default_reply_list, FALSE, body);
 855                 break;
 856         case COMPOSE_REPLY_WITH_QUOTE:
 857                 compose_reply(msginfo, TRUE, FALSE, prefs_common.default_reply_list, FALSE, body);
 858                 break;
 859         case COMPOSE_REPLY_WITHOUT_QUOTE:
 860                 compose_reply(msginfo, FALSE, FALSE, prefs_common.default_reply_list, FALSE, NULL);
 861                 break;
 862         case COMPOSE_REPLY_TO_SENDER:
 863                 compose_reply(msginfo, prefs_common.reply_with_quote,
 864                               FALSE, FALSE, TRUE, body);
 865                 break;
 866         case COMPOSE_FOLLOWUP_AND_REPLY_TO:
 867                 compose_followup_and_reply_to(msginfo,
 868                                               prefs_common.reply_with_quote,
 869                                               FALSE, FALSE, body);
 870                 break;
 871         case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
 872                 compose_reply(msginfo, TRUE, FALSE, FALSE, TRUE, body);
 873                 break;
 874         case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
 875                 compose_reply(msginfo, FALSE, FALSE, FALSE, TRUE, NULL);
 876                 break;
 877         case COMPOSE_REPLY_TO_ALL:
 878                 compose_reply(msginfo, prefs_common.reply_with_quote,
 879                               TRUE, FALSE, FALSE, body);
 880                 break;
 881         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
 882                 compose_reply(msginfo, TRUE, TRUE, FALSE, FALSE, body);
 883                 break;
 884         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
 885                 compose_reply(msginfo, FALSE, TRUE, FALSE, FALSE, NULL);
 886                 break;
 887         case COMPOSE_REPLY_TO_LIST:
 888                 compose_reply(msginfo, prefs_common.reply_with_quote,
 889                               FALSE, TRUE, FALSE, body);
 890                 break;
 891         case COMPOSE_REPLY_TO_LIST_WITH_QUOTE:
 892                 compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, body);
 893                 break;
 894         case COMPOSE_REPLY_TO_LIST_WITHOUT_QUOTE:
 895                 compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
 896                 break;
 897         case COMPOSE_FORWARD:
 898                 if (prefs_common.forward_as_attachment) {
 899                         compose_reply_mode(COMPOSE_FORWARD_AS_ATTACH, msginfo_list, body);
 900                         return;
 901                 } else {
 902                         compose_reply_mode(COMPOSE_FORWARD_INLINE, msginfo_list, body);
 903                         return;
 904                 }
 905                 break;
 906         case COMPOSE_FORWARD_INLINE:
 907                 /* check if we reply to more than one Message */
 908                 if (list_len == 1) {
 909                         compose_forward(NULL, msginfo, FALSE, body, FALSE);
 910                         break;
 911                 }
 912                 /* more messages FALL THROUGH */
 913         case COMPOSE_FORWARD_AS_ATTACH:
 914                 compose_forward_multiple(NULL, msginfo_list);
 915                 break;
 916         case COMPOSE_REDIRECT:
 917                 compose_redirect(NULL, msginfo);
 918                 break;
 919         default:
 920                 g_warning("compose_reply(): invalid Compose Mode: %d\n", mode);
 921         }
 922 }
 923
 924 void compose_reply(MsgInfo *msginfo, gboolean quote, gboolean to_all,
 925                    gboolean to_ml, gboolean to_sender,
 926                    const gchar *body)
 927 {
 928         compose_generic_reply(msginfo, quote, to_all, to_ml,
 929                               to_sender, FALSE, body);
 930 }
 931
 932 void compose_followup_and_reply_to(MsgInfo *msginfo, gboolean quote,
 933                                    gboolean to_all,
 934                                    gboolean to_sender,
 935                                    const gchar *body)
 936 {
 937         compose_generic_reply(msginfo, quote, to_all, FALSE,
 938                               to_sender, TRUE, body);
 939 }
 940
 941 static void compose_generic_reply(MsgInfo *msginfo, gboolean quote,
 942                                   gboolean to_all, gboolean to_ml,
 943                                   gboolean to_sender,
 944                                   gboolean followup_and_reply_to,
 945                                   const gchar *body)
 946 {
 947         GtkItemFactory *ifactory;
 948         Compose *compose;
 949         PrefsAccount *account = NULL;
 950         PrefsAccount *reply_account;
 951         GtkTextView *textview;
 952         GtkTextBuffer *textbuf;
 953         GtkTextIter iter;
 954         int cursor_pos;
 955
 956         g_return_if_fail(msginfo != NULL);
 957         g_return_if_fail(msginfo->folder != NULL);
 958
 959         account = account_get_reply_account(msginfo, prefs_common.reply_account_autosel);
 960
 961         g_return_if_fail(account != NULL);
 962
 963         if (to_sender && account->protocol == A_NNTP &&
 964             !followup_and_reply_to) {
 965                 reply_account =
 966                         account_find_from_address(account->address);
 967                 if (!reply_account)
 968                         reply_account = compose_current_mail_account();
 969                 if (!reply_account)
 970                         return;
 971         } else
 972                 reply_account = account;
 973
 974         compose = compose_create(account, COMPOSE_REPLY);
 975         ifactory = gtk_item_factory_from_widget(compose->menubar);
 976
 977         menu_set_active(ifactory, "/Options/Remove references", FALSE);
 978         menu_set_sensitive(ifactory, "/Options/Remove references", TRUE);
 979
 980         compose->replyinfo = procmsg_msginfo_get_full_info(msginfo);
 981         if (!compose->replyinfo)
 982                 compose->replyinfo = procmsg_msginfo_copy(msginfo);
 983
 984         if (msginfo->folder && msginfo->folder->ret_rcpt)
 985                 menu_set_active(ifactory, "/Message/Request Return Receipt", TRUE);
 986
 987         /* Set save folder */
 988         if (msginfo->folder && msginfo->folder->prefs && msginfo->folder->prefs->save_copy_to_folder) {
 989                 gchar *folderidentifier;
 990
 991                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
 992                 folderidentifier = folder_item_get_identifier(msginfo->folder);
 993                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
 994                 g_free(folderidentifier);
 995         }
 996
 997         if (compose_parse_header(compose, msginfo) < 0) return;
 998         compose_reply_set_entry(compose, msginfo, to_all, to_ml,
 999                                 to_sender, followup_and_reply_to);
1000         compose_show_first_last_header(compose, TRUE);
1001
1002         textview = (GTK_TEXT_VIEW(compose->text));
1003         textbuf = gtk_text_view_get_buffer(textview);
1004
1005         undo_block(compose->undostruct);
1006 #ifdef USE_ASPELL
1007         if (msginfo->folder && msginfo->folder->prefs &&
1008             msginfo->folder->prefs &&
1009             msginfo->folder->prefs->enable_default_dictionary &&
1010             compose->gtkaspell)
1011                 gtkaspell_change_dict(compose->gtkaspell,
1012                     msginfo->folder->prefs->default_dictionary);
1013 #endif
1014
1015         if (quote) {
1016                 gchar *qmark;
1017
1018                 if (prefs_common.quotemark && *prefs_common.quotemark)
1019                         qmark = prefs_common.quotemark;
1020                 else
1021                         qmark = "> ";
1022
1023                 compose_quote_fmt(compose, compose->replyinfo,
1024                                   prefs_common.quotefmt,
1025                                   qmark, body);
1026         }
1027
1028         if (account->auto_sig)
1029                 compose_insert_sig(compose, FALSE);
1030
1031         cursor_pos = quote_fmt_get_cursor_pos();
1032         gtk_text_buffer_get_start_iter(textbuf, &iter);
1033         gtk_text_buffer_get_iter_at_offset(textbuf, &iter, cursor_pos);
1034         gtk_text_buffer_place_cursor(textbuf, &iter);
1035
1036         if (quote && prefs_common.linewrap_quote)
1037                 compose_wrap_line_all(compose);
1038
1039         gtk_widget_grab_focus(compose->text);
1040
1041         undo_unblock(compose->undostruct);
1042
1043         if (prefs_common.auto_exteditor)
1044                 compose_exec_ext_editor(compose);
1045 }
1046
1047 #define INSERT_FW_HEADER(var, hdr) \
1048 if (msginfo->var && *msginfo->var) { \
1049         gtk_stext_insert(text, NULL, NULL, NULL, hdr, -1); \
1050         gtk_stext_insert(text, NULL, NULL, NULL, msginfo->var, -1); \
1051         gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1); \
1052 }
1053
1054 Compose *compose_forward(PrefsAccount *account, MsgInfo *msginfo,
1055                          gboolean as_attach, const gchar *body,
1056                          gboolean no_extedit)
1057 {
1058         Compose *compose;
1059         GtkTextView *textview;
1060         GtkTextBuffer *textbuf;
1061         GtkTextIter iter;
1062
1063         g_return_val_if_fail(msginfo != NULL, NULL);
1064         g_return_val_if_fail(msginfo->folder != NULL, NULL);
1065
1066         if (!account &&
1067             !(account = compose_guess_forward_account_from_msginfo
1068                                 (msginfo)))
1069                 account = cur_account;
1070
1071         compose = compose_create(account, COMPOSE_FORWARD);
1072
1073         compose->fwdinfo = procmsg_msginfo_get_full_info(msginfo);
1074         if (!compose->fwdinfo)
1075                 compose->fwdinfo = procmsg_msginfo_copy(msginfo);
1076
1077         if (msginfo->subject && *msginfo->subject) {
1078                 gchar *buf, *buf2, *p;
1079
1080                 buf = p = g_strdup(msginfo->subject);
1081                 p += subject_get_prefix_length(p);
1082                 memmove(buf, p, strlen(p) + 1);
1083
1084                 buf2 = g_strdup_printf("Fw: %s", buf);
1085                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), buf2);
1086
1087                 g_free(buf);
1088                 g_free(buf2);
1089         }
1090
1091         textview = GTK_TEXT_VIEW(compose->text);
1092         textbuf = gtk_text_view_get_buffer(textview);
1093
1094         if (as_attach) {
1095                 gchar *msgfile;
1096
1097                 msgfile = procmsg_get_message_file_path(msginfo);
1098                 if (!is_file_exist(msgfile))
1099                         g_warning("%s: file not exist\n", msgfile);
1100                 else
1101                         compose_attach_append(compose, msgfile, msgfile,
1102                                               "message/rfc822");
1103
1104                 g_free(msgfile);
1105         } else {
1106                 gchar *qmark;
1107                 MsgInfo *full_msginfo;
1108
1109                 full_msginfo = procmsg_msginfo_get_full_info(msginfo);
1110                 if (!full_msginfo)
1111                         full_msginfo = procmsg_msginfo_copy(msginfo);
1112
1113                 if (prefs_common.fw_quotemark &&
1114                     *prefs_common.fw_quotemark)
1115                         qmark = prefs_common.fw_quotemark;
1116                 else
1117                         qmark = "> ";
1118
1119                 compose_quote_fmt(compose, full_msginfo,
1120                                   prefs_common.fw_quotefmt,
1121                                   qmark, body);
1122                 compose_attach_parts(compose, msginfo);
1123
1124                 procmsg_msginfo_free(full_msginfo);
1125         }
1126
1127         if (account->auto_sig)
1128                 compose_insert_sig(compose, FALSE);
1129
1130         if (prefs_common.linewrap_quote)
1131                 compose_wrap_line_all(compose);
1132
1133         gtk_text_buffer_get_start_iter(textbuf, &iter);
1134         gtk_text_buffer_place_cursor(textbuf, &iter);
1135
1136 #if 0 /* NEW COMPOSE GUI */
1137         if (account->protocol != A_NNTP)
1138                 gtk_widget_grab_focus(compose->to_entry);
1139         else
1140                 gtk_widget_grab_focus(compose->newsgroups_entry);
1141 #endif
1142         gtk_widget_grab_focus(compose->header_last->entry);
1143
1144         if (!no_extedit && prefs_common.auto_exteditor)
1145                 compose_exec_ext_editor(compose);
1146
1147         /*save folder*/
1148         if (msginfo->folder && msginfo->folder->prefs && msginfo->folder->prefs->save_copy_to_folder) {
1149                 gchar *folderidentifier;
1150
1151                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
1152                 folderidentifier = folder_item_get_identifier(msginfo->folder);
1153                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
1154                 g_free(folderidentifier);
1155         }
1156
1157         return compose;
1158 }
1159
1160 #undef INSERT_FW_HEADER
1161
1162 Compose *compose_forward_multiple(PrefsAccount *account, GSList *msginfo_list)
1163 {
1164         Compose *compose;
1165         GtkTextView *textview;
1166         GtkTextBuffer *textbuf;
1167         GtkTextIter iter;
1168         GSList *msginfo;
1169         gchar *msgfile;
1170
1171         g_return_val_if_fail(msginfo_list != NULL, NULL);
1172
1173         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next)
1174                 if (((MsgInfo *)msginfo->data)->folder == NULL)
1175                         return NULL;
1176
1177         /* guess account from first selected message */
1178         if (!account &&
1179             !(account = compose_guess_forward_account_from_msginfo
1180                                 (msginfo_list->data)))
1181                 account = cur_account;
1182
1183         g_return_val_if_fail(account != NULL, NULL);
1184
1185         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next) {
1186                 MSG_UNSET_PERM_FLAGS(((MsgInfo *)msginfo->data)->flags, MSG_REPLIED);
1187                 MSG_SET_PERM_FLAGS(((MsgInfo *)msginfo->data)->flags, MSG_FORWARDED);
1188         }
1189
1190         compose = compose_create(account, COMPOSE_FORWARD);
1191
1192         textview = GTK_TEXT_VIEW(compose->text);
1193         textbuf = gtk_text_view_get_buffer(textview);
1194
1195         for (msginfo = msginfo_list; msginfo != NULL; msginfo = msginfo->next) {
1196                 msgfile = procmsg_get_message_file_path((MsgInfo *)msginfo->data);
1197                 if (!is_file_exist(msgfile))
1198                         g_warning("%s: file not exist\n", msgfile);
1199                 else
1200                         compose_attach_append(compose, msgfile, msgfile,
1201                                 "message/rfc822");
1202                 g_free(msgfile);
1203         }
1204
1205         if (account->auto_sig)
1206                 compose_insert_sig(compose, FALSE);
1207
1208         if (prefs_common.linewrap_quote)
1209                 compose_wrap_line_all(compose);
1210
1211         gtk_text_buffer_get_start_iter(textbuf, &iter);
1212         gtk_text_buffer_place_cursor(textbuf, &iter);
1213
1214         gtk_widget_grab_focus(compose->header_last->entry);
1215
1216 #if 0 /* NEW COMPOSE GUI */
1217         if (account->protocol != A_NNTP)
1218                 gtk_widget_grab_focus(compose->to_entry);
1219         else
1220                 gtk_widget_grab_focus(compose->newsgroups_entry);
1221 #endif
1222
1223         return compose;
1224 }
1225
1226 void compose_reedit(MsgInfo *msginfo)
1227 {
1228         Compose *compose;
1229         PrefsAccount *account = NULL;
1230         GtkTextView *textview;
1231         GtkTextBuffer *textbuf;
1232         GtkTextMark *mark;
1233         GtkTextIter iter;
1234         FILE *fp;
1235         gchar buf[BUFFSIZE];
1236         gboolean use_signing = FALSE;
1237         gboolean use_encryption = FALSE;
1238         gchar *privacy_system = NULL;
1239
1240         g_return_if_fail(msginfo != NULL);
1241         g_return_if_fail(msginfo->folder != NULL);
1242
1243         if (compose_put_existing_to_front(msginfo))
1244                 return;
1245
1246         if (msginfo->folder->stype == F_QUEUE || msginfo->folder->stype == F_DRAFT) {
1247                 gchar queueheader_buf[BUFFSIZE];
1248                 gint id, param;
1249
1250                 /* Select Account from queue headers */
1251                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1252                                              sizeof(queueheader_buf), "X-Sylpheed-Account-Id:")) {
1253                         id = atoi(&queueheader_buf[strlen("X-Sylpheed-Account-Id:")]);
1254                         account = account_find_from_id(id);
1255                 }
1256                 if (!account && !procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1257                                              sizeof(queueheader_buf), "NAID:")) {
1258                         id = atoi(&queueheader_buf[strlen("NAID:")]);
1259                         account = account_find_from_id(id);
1260                 }
1261                 if (!account && !procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1262                                                     sizeof(queueheader_buf), "MAID:")) {
1263                         id = atoi(&queueheader_buf[strlen("MAID:")]);
1264                         account = account_find_from_id(id);
1265                 }
1266                 if (!account && !procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1267                                                                 sizeof(queueheader_buf), "S:")) {
1268                         account = account_find_from_address(queueheader_buf);
1269                 }
1270                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1271                                              sizeof(queueheader_buf), "X-Sylpheed-Sign:")) {
1272                         param = atoi(&queueheader_buf[strlen("X-Sylpheed-Sign:")]);
1273                         use_signing = param;
1274
1275                 }
1276                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1277                                              sizeof(queueheader_buf), "X-Sylpheed-Encrypt:")) {
1278                         param = atoi(&queueheader_buf[strlen("X-Sylpheed-Encrypt:")]);
1279                         use_encryption = param;
1280                 }
1281                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1282                                             sizeof(queueheader_buf), "X-Sylpheed-Privacy-System:")) {
1283                         privacy_system = g_strdup(&queueheader_buf[strlen("X-Sylpheed-Privacy-System:")]);
1284                 }
1285                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf,
1286                                              sizeof(queueheader_buf), "X-Priority: ")) {
1287                         param = atoi(&queueheader_buf[strlen("X-Priority: ")]); /* mind the space */
1288                         compose->priority = param;
1289                 }
1290         } else
1291                 account = msginfo->folder->folder->account;
1292
1293         if (!account && prefs_common.reedit_account_autosel) {
1294                 gchar from[BUFFSIZE];
1295                 if (!procheader_get_header_from_msginfo(msginfo, from, sizeof(from), "FROM:")){
1296                         extract_address(from);
1297                         account = account_find_from_address(from);
1298                 }
1299         }
1300         if (!account) account = cur_account;
1301         g_return_if_fail(account != NULL);
1302
1303         compose = compose_create(account, COMPOSE_REEDIT);
1304         compose->privacy_system = privacy_system;
1305         compose_use_signing(compose, use_signing);
1306         compose_use_encryption(compose, use_encryption);
1307         compose->targetinfo = procmsg_msginfo_copy(msginfo);
1308
1309         if (msginfo->folder->stype == F_QUEUE
1310         ||  msginfo->folder->stype == F_DRAFT) {
1311                 gchar queueheader_buf[BUFFSIZE];
1312
1313                 /* Set message save folder */
1314                 if (!procheader_get_header_from_msginfo(msginfo, queueheader_buf, sizeof(queueheader_buf), "SCF:")) {
1315                         gint startpos = 0;
1316
1317                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), TRUE);
1318                         gtk_editable_delete_text(GTK_EDITABLE(compose->savemsg_entry), 0, -1);
1319                         gtk_editable_insert_text(GTK_EDITABLE(compose->savemsg_entry), &queueheader_buf[4], strlen(&queueheader_buf[4]), &startpos);
1320                 }
1321         }
1322
1323         if (compose_parse_header(compose, msginfo) < 0) return;
1324         compose_reedit_set_entry(compose, msginfo);
1325
1326         textview = GTK_TEXT_VIEW(compose->text);
1327         textbuf = gtk_text_view_get_buffer(textview);
1328         mark = gtk_text_buffer_get_insert(textbuf);
1329         gtk_text_buffer_get_iter_at_mark(textbuf, &iter, mark);
1330
1331         g_signal_handlers_block_by_func(G_OBJECT(textbuf),
1332                                         G_CALLBACK(compose_changed_cb),
1333                                         compose);
1334
1335         g_signal_handlers_block_by_func(G_OBJECT(textbuf),
1336                                         G_CALLBACK(text_inserted),
1337                                         compose);
1338
1339         if ((fp = procmime_get_first_text_content(msginfo)) == NULL)
1340                 g_warning("Can't get text part\n");
1341         else {
1342                 while (fgets(buf, sizeof(buf), fp) != NULL) {
1343                         strcrchomp(buf);
1344                         gtk_text_buffer_insert(textbuf, &iter, buf, -1);
1345                         gtk_text_buffer_get_iter_at_mark(textbuf, &iter, mark);
1346                 }
1347                 fclose(fp);
1348         }
1349
1350         compose_attach_parts(compose, msginfo);
1351
1352         g_signal_handlers_unblock_by_func(G_OBJECT(textbuf),
1353                                         G_CALLBACK(text_inserted),
1354                                         compose);
1355         g_signal_handlers_unblock_by_func(G_OBJECT(textbuf),
1356                                         G_CALLBACK(compose_changed_cb),
1357                                         compose);
1358
1359         gtk_widget_grab_focus(compose->text);
1360
1361         if (prefs_common.auto_exteditor)
1362                 compose_exec_ext_editor(compose);
1363 }
1364
1365 Compose *compose_redirect(PrefsAccount *account, MsgInfo *msginfo)
1366 {
1367         Compose *compose;
1368         gchar *filename;
1369         GtkItemFactory *ifactory;
1370         FolderItem *item;
1371
1372         g_return_val_if_fail(msginfo != NULL, NULL);
1373
1374         if (!account)
1375                 account = account_get_reply_account(msginfo,
1376                                         prefs_common.reply_account_autosel);
1377         g_return_val_if_fail(account != NULL, NULL);
1378
1379         compose = compose_create(account, COMPOSE_REDIRECT);
1380         ifactory = gtk_item_factory_from_widget(compose->menubar);
1381
1382         compose->replyinfo = NULL;
1383         compose->fwdinfo = NULL;
1384
1385         compose_show_first_last_header(compose, TRUE);
1386
1387         gtk_widget_grab_focus(compose->header_last->entry);
1388
1389         filename = procmsg_get_message_file(msginfo);
1390         if (filename == NULL)
1391                 return NULL;
1392
1393         compose->redirect_filename = filename;
1394
1395         /* Set save folder */
1396         item = msginfo->folder;
1397         if (item && item->prefs && item->prefs->save_copy_to_folder) {
1398                 gchar *folderidentifier;
1399
1400                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(compose->savemsg_checkbtn), prefs_common.savemsg);
1401                 folderidentifier = folder_item_get_identifier(item);
1402                 gtk_entry_set_text(GTK_ENTRY(compose->savemsg_entry), folderidentifier);
1403                 g_free(folderidentifier);
1404         }
1405
1406         compose_attach_parts(compose, msginfo);
1407
1408         if (msginfo->subject)
1409                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry),
1410                                    msginfo->subject);
1411         gtk_editable_set_editable(GTK_EDITABLE(compose->subject_entry), FALSE);
1412
1413         compose_quote_fmt(compose, msginfo, "%M", NULL, NULL);
1414         gtk_text_view_set_editable(GTK_TEXT_VIEW(compose->text), TRUE);
1415
1416         ifactory = gtk_item_factory_from_widget(compose->popupmenu);
1417         menu_set_sensitive(ifactory, "/Add...", FALSE);
1418         menu_set_sensitive(ifactory, "/Remove", FALSE);
1419         menu_set_sensitive(ifactory, "/Properties...", FALSE);
1420
1421         ifactory = gtk_item_factory_from_widget(compose->menubar);
1422         menu_set_sensitive(ifactory, "/Message/Save", FALSE);
1423         menu_set_sensitive(ifactory, "/Message/Insert file", FALSE);
1424         menu_set_sensitive(ifactory, "/Message/Attach file", FALSE);
1425         menu_set_sensitive(ifactory, "/Message/Insert signature", FALSE);
1426         menu_set_sensitive(ifactory, "/Edit", FALSE);
1427         menu_set_sensitive(ifactory, "/Options/Sign", FALSE);
1428         menu_set_sensitive(ifactory, "/Options/Encrypt", FALSE);
1429         menu_set_sensitive(ifactory, "/Options/Priority", FALSE);
1430         menu_set_sensitive(ifactory, "/Options/Request Return Receipt", FALSE);
1431         menu_set_sensitive(ifactory, "/Tools/Show ruler", FALSE);
1432         menu_set_sensitive(ifactory, "/Tools/Actions", FALSE);
1433
1434         gtk_widget_set_sensitive(compose->toolbar->draft_btn, FALSE);
1435         gtk_widget_set_sensitive(compose->toolbar->insert_btn, FALSE);
1436         gtk_widget_set_sensitive(compose->toolbar->attach_btn, FALSE);
1437         gtk_widget_set_sensitive(compose->toolbar->sig_btn, FALSE);
1438         gtk_widget_set_sensitive(compose->toolbar->exteditor_btn, FALSE);
1439         gtk_widget_set_sensitive(compose->toolbar->linewrap_current_btn, FALSE);
1440         gtk_widget_set_sensitive(compose->toolbar->linewrap_all_btn, FALSE);
1441
1442         return compose;
1443 }
1444
1445 GList *compose_get_compose_list(void)
1446 {
1447         return compose_list;
1448 }
1449
1450 void compose_entry_append(Compose *compose, const gchar *address,
1451                           ComposeEntryType type)
1452 {
1453         gchar *header;
1454
1455         if (!address || *address == '\0') return;
1456
1457 #if 0 /* NEW COMPOSE GUI */
1458         switch (type) {
1459         case COMPOSE_CC:
1460                 entry = GTK_ENTRY(compose->cc_entry);
1461                 break;
1462         case COMPOSE_BCC:
1463                 entry = GTK_ENTRY(compose->bcc_entry);
1464                 break;
1465         case COMPOSE_NEWSGROUPS:
1466                 entry = GTK_ENTRY(compose->newsgroups_entry);
1467                 break;
1468         case COMPOSE_TO:
1469         default:
1470                 entry = GTK_ENTRY(compose->to_entry);
1471                 break;
1472         }
1473
1474         text = gtk_entry_get_text(entry);
1475         if (*text != '\0')
1476                 gtk_entry_append_text(entry, ", ");
1477         gtk_entry_append_text(entry, address);
1478 #endif
1479
1480         switch (type) {
1481         case COMPOSE_CC:
1482                 header = N_("Cc:");
1483                 break;
1484         case COMPOSE_BCC:
1485                 header = N_("Bcc:");
1486                 break;
1487         case COMPOSE_REPLYTO:
1488                 header = N_("Reply-To:");
1489                 break;
1490         case COMPOSE_NEWSGROUPS:
1491                 header = N_("Newsgroups:");
1492                 break;
1493         case COMPOSE_FOLLOWUPTO:
1494                 header = N_( "Followup-To:");
1495                 break;
1496         case COMPOSE_TO:
1497         default:
1498                 header = N_("To:");
1499                 break;
1500         }
1501         header = prefs_common.trans_hdr ? gettext(header) : header;
1502
1503         compose_add_header_entry(compose, header, (gchar *)address);
1504 }
1505
1506 void compose_entry_mark_default_to(Compose *compose, const gchar *mailto)
1507 {
1508         static GtkStyle *bold_style = NULL;
1509         static GdkColor bold_color;
1510         GSList *h_list;
1511         GtkEntry *entry;
1512
1513         for (h_list = compose->header_list; h_list != NULL; h_list = h_list->next) {
1514                 entry = GTK_ENTRY(((ComposeHeaderEntry *)h_list->data)->entry);
1515                 if (gtk_entry_get_text(entry) &&
1516                     !g_utf8_collate(gtk_entry_get_text(entry), mailto)) {
1517                         gtk_widget_ensure_style(GTK_WIDGET(entry));
1518                         if (!bold_style) {
1519                                 PangoFontDescription *font_desc = NULL;
1520                                 gtkut_convert_int_to_gdk_color
1521                                         (prefs_common.color_new, &bold_color);
1522                                 bold_style = gtk_style_copy(gtk_widget_get_style
1523                                         (GTK_WIDGET(entry)));
1524                                 if (BOLD_FONT)
1525                                         font_desc = pango_font_description_from_string
1526                                                         (BOLD_FONT);
1527                                 if (font_desc) {
1528                                         if (bold_style->font_desc)
1529                                                 pango_font_description_free
1530                                                         (bold_style->font_desc);
1531                                         bold_style->font_desc = font_desc;
1532                                 }
1533                                 bold_style->fg[GTK_STATE_NORMAL] = bold_color;
1534                         }
1535                         gtk_widget_set_style(GTK_WIDGET(entry), bold_style);
1536                 }
1537         }
1538 }
1539
1540 void compose_toolbar_cb(gint action, gpointer data)
1541 {
1542         ToolbarItem *toolbar_item = (ToolbarItem*)data;
1543         Compose *compose = (Compose*)toolbar_item->parent;
1544
1545         g_return_if_fail(compose != NULL);
1546
1547         switch(action) {
1548         case A_SEND:
1549                 compose_send_cb(compose, 0, NULL);
1550                 break;
1551         case A_SENDL:
1552                 compose_send_later_cb(compose, 0, NULL);
1553                 break;
1554         case A_DRAFT:
1555                 compose_draft_cb(compose, COMPOSE_QUIT_EDITING, NULL);
1556                 break;
1557         case A_INSERT:
1558                 compose_insert_file_cb(compose, 0, NULL);
1559                 break;
1560         case A_ATTACH:
1561                 compose_attach_cb(compose, 0, NULL);
1562                 break;
1563         case A_SIG:
1564                 compose_insert_sig(compose, FALSE);
1565                 break;
1566         case A_EXTEDITOR:
1567                 compose_ext_editor_cb(compose, 0, NULL);
1568                 break;
1569         case A_LINEWRAP_CURRENT:
1570                 compose_wrap_line(compose);
1571                 break;
1572         case A_LINEWRAP_ALL:
1573                 compose_wrap_line_all(compose);
1574                 break;
1575         case A_ADDRBOOK:
1576                 compose_address_cb(compose, 0, NULL);
1577                 break;
1578 #ifdef USE_ASPELL
1579         case A_CHECK_SPELLING:
1580                 compose_check_all(compose);
1581                 break;
1582 #endif
1583         default:
1584                 break;
1585         }
1586 }
1587
1588 static void compose_entries_set(Compose *compose, const gchar *mailto)
1589 {
1590         gchar *to = NULL;
1591         gchar *cc = NULL;
1592         gchar *bcc = NULL;
1593         gchar *subject = NULL;
1594         gchar *body = NULL;
1595         gchar *temp = NULL;
1596         gint  len = 0;
1597
1598         scan_mailto_url(mailto, &to, &cc, &bcc, &subject, &body);
1599
1600         if (to)
1601                 compose_entry_append(compose, to, COMPOSE_TO);
1602         if (cc)
1603                 compose_entry_append(compose, cc, COMPOSE_CC);
1604         if (bcc)
1605                 compose_entry_append(compose, bcc, COMPOSE_BCC);
1606         if (subject)
1607                 if (!g_utf8_validate (subject, -1, NULL)) {
1608                         temp = g_locale_to_utf8 (subject, -1, NULL, &len, NULL);
1609                         gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), temp);
1610                         g_free(temp);
1611                 } else {
1612                         gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), subject);
1613                 }
1614         if (body) {
1615                 GtkTextView *text = GTK_TEXT_VIEW(compose->text);
1616                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1617                 GtkTextMark *mark;
1618                 GtkTextIter iter;
1619
1620                 mark = gtk_text_buffer_get_insert(buffer);
1621                 gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
1622
1623                 if (!g_utf8_validate (body, -1, NULL)) {
1624                         temp = g_locale_to_utf8 (body, -1, NULL, &len, NULL);
1625                         gtk_text_buffer_insert(buffer, &iter, temp, -1);
1626                         g_free(temp);
1627                 } else {
1628                         gtk_text_buffer_insert(buffer, &iter, body, -1);
1629                 }
1630                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
1631         }
1632
1633         g_free(to);
1634         g_free(cc);
1635         g_free(bcc);
1636         g_free(subject);
1637         g_free(body);
1638 }
1639
1640 static gint compose_parse_header(Compose *compose, MsgInfo *msginfo)
1641 {
1642         static HeaderEntry hentry[] = {{"Reply-To:",    NULL, TRUE},
1643                                        {"Cc:",          NULL, TRUE},
1644                                        {"References:",  NULL, FALSE},
1645                                        {"Bcc:",         NULL, TRUE},
1646                                        {"Newsgroups:",  NULL, TRUE},
1647                                        {"Followup-To:", NULL, TRUE},
1648                                        {"List-Post:",   NULL, FALSE},
1649                                        {"X-Priority:",  NULL, FALSE},
1650                                        {NULL,           NULL, FALSE}};
1651
1652         enum
1653         {
1654                 H_REPLY_TO      = 0,
1655                 H_CC            = 1,
1656                 H_REFERENCES    = 2,
1657                 H_BCC           = 3,
1658                 H_NEWSGROUPS    = 4,
1659                 H_FOLLOWUP_TO   = 5,
1660                 H_LIST_POST     = 6,
1661                 H_X_PRIORITY    = 7
1662         };
1663
1664         FILE *fp;
1665
1666         g_return_val_if_fail(msginfo != NULL, -1);
1667
1668         if ((fp = procmsg_open_message(msginfo)) == NULL) return -1;
1669         procheader_get_header_fields(fp, hentry);
1670         fclose(fp);
1671
1672         if (hentry[H_REPLY_TO].body != NULL) {
1673                 conv_unmime_header_overwrite(hentry[H_REPLY_TO].body);
1674                 compose->replyto = hentry[H_REPLY_TO].body;
1675                 hentry[H_REPLY_TO].body = NULL;
1676         }
1677         if (hentry[H_CC].body != NULL) {
1678                 conv_unmime_header_overwrite(hentry[H_CC].body);
1679                 compose->cc = hentry[H_CC].body;
1680                 hentry[H_CC].body = NULL;
1681         }
1682         if (hentry[H_REFERENCES].body != NULL) {
1683                 if (compose->mode == COMPOSE_REEDIT)
1684                         compose->references = hentry[H_REFERENCES].body;
1685                 else {
1686                         compose->references = compose_parse_references
1687                                 (hentry[H_REFERENCES].body, msginfo->msgid);
1688                         g_free(hentry[H_REFERENCES].body);
1689                 }
1690                 hentry[H_REFERENCES].body = NULL;
1691         }
1692         if (hentry[H_BCC].body != NULL) {
1693                 if (compose->mode == COMPOSE_REEDIT) {
1694                         conv_unmime_header_overwrite(hentry[H_BCC].body);
1695                         compose->bcc = hentry[H_BCC].body;
1696                 } else
1697                         g_free(hentry[H_BCC].body);
1698                 hentry[H_BCC].body = NULL;
1699         }
1700         if (hentry[H_NEWSGROUPS].body != NULL) {
1701                 conv_unmime_header_overwrite(hentry[H_NEWSGROUPS].body);
1702                 compose->newsgroups = hentry[H_NEWSGROUPS].body;
1703                 hentry[H_NEWSGROUPS].body = NULL;
1704         }
1705         if (hentry[H_FOLLOWUP_TO].body != NULL) {
1706                 conv_unmime_header_overwrite(hentry[H_FOLLOWUP_TO].body);
1707                 compose->followup_to = hentry[H_FOLLOWUP_TO].body;
1708                 hentry[H_FOLLOWUP_TO].body = NULL;
1709         }
1710         if (hentry[H_LIST_POST].body != NULL) {
1711                 gchar *to = NULL;
1712
1713                 extract_address(hentry[H_LIST_POST].body);
1714                 if (hentry[H_LIST_POST].body[0] != '\0') {
1715                         scan_mailto_url(hentry[H_LIST_POST].body,
1716                                         &to, NULL, NULL, NULL, NULL);
1717                         if (to) {
1718                                 g_free(compose->ml_post);
1719                                 compose->ml_post = to;
1720                         }
1721                 }
1722                 g_free(hentry[H_LIST_POST].body);
1723                 hentry[H_LIST_POST].body = NULL;
1724         }
1725
1726         /* CLAWS - X-Priority */
1727         if (compose->mode == COMPOSE_REEDIT)
1728                 if (hentry[H_X_PRIORITY].body != NULL) {
1729                         gint priority;
1730
1731                         priority = atoi(hentry[H_X_PRIORITY].body);
1732                         g_free(hentry[H_X_PRIORITY].body);
1733
1734                         hentry[H_X_PRIORITY].body = NULL;
1735
1736                         if (priority < PRIORITY_HIGHEST ||
1737                             priority > PRIORITY_LOWEST)
1738                                 priority = PRIORITY_NORMAL;
1739
1740                         compose->priority =  priority;
1741                 }
1742
1743         if (compose->mode == COMPOSE_REEDIT && msginfo->inreplyto)
1744                 compose->inreplyto = g_strdup(msginfo->inreplyto);
1745         else if (compose->mode != COMPOSE_REEDIT &&
1746                  msginfo->msgid && *msginfo->msgid) {
1747                 compose->inreplyto = g_strdup(msginfo->msgid);
1748
1749                 if (!compose->references) {
1750                         if (msginfo->inreplyto && *msginfo->inreplyto)
1751                                 compose->references =
1752                                         g_strdup_printf("<%s>\n\t<%s>",
1753                                                         msginfo->inreplyto,
1754                                                         msginfo->msgid);
1755                         else
1756                                 compose->references =
1757                                         g_strconcat("<", msginfo->msgid, ">",
1758                                                     NULL);
1759                 }
1760         }
1761
1762         return 0;
1763 }
1764
1765 static gchar *compose_parse_references(const gchar *ref, const gchar *msgid)
1766 {
1767         GSList *ref_id_list, *cur;
1768         GString *new_ref;
1769         gchar *new_ref_str;
1770
1771         ref_id_list = references_list_append(NULL, ref);
1772         if (!ref_id_list) return NULL;
1773         if (msgid && *msgid)
1774                 ref_id_list = g_slist_append(ref_id_list, g_strdup(msgid));
1775
1776         for (;;) {
1777                 gint len = 0;
1778
1779                 for (cur = ref_id_list; cur != NULL; cur = cur->next)
1780                         /* "<" + Message-ID + ">" + CR+LF+TAB */
1781                         len += strlen((gchar *)cur->data) + 5;
1782
1783                 if (len > MAX_REFERENCES_LEN) {
1784                         /* remove second message-ID */
1785                         if (ref_id_list && ref_id_list->next &&
1786                             ref_id_list->next->next) {
1787                                 g_free(ref_id_list->next->data);
1788                                 ref_id_list = g_slist_remove
1789                                         (ref_id_list, ref_id_list->next->data);
1790                         } else {
1791                                 slist_free_strings(ref_id_list);
1792                                 g_slist_free(ref_id_list);
1793                                 return NULL;
1794                         }
1795                 } else
1796                         break;
1797         }
1798
1799         new_ref = g_string_new("");
1800         for (cur = ref_id_list; cur != NULL; cur = cur->next) {
1801                 if (new_ref->len > 0)
1802                         g_string_append(new_ref, "\n\t");
1803                 g_string_append_printf(new_ref, "<%s>", (gchar *)cur->data);
1804         }
1805
1806         slist_free_strings(ref_id_list);
1807         g_slist_free(ref_id_list);
1808
1809         new_ref_str = new_ref->str;
1810         g_string_free(new_ref, FALSE);
1811
1812         return new_ref_str;
1813 }
1814
1815 static gchar *compose_quote_fmt(Compose *compose, MsgInfo *msginfo,
1816                                 const gchar *fmt, const gchar *qmark,
1817                                 const gchar *body)
1818 {
1819         static MsgInfo dummyinfo;
1820         gchar *quote_str = NULL;
1821         gchar *buf;
1822         gchar *p, *lastp;
1823         gint len;
1824         const gchar *trimmed_body = body;
1825
1826         if (!msginfo)
1827                 msginfo = &dummyinfo;
1828
1829         if (qmark != NULL) {
1830                 quote_fmt_init(msginfo, NULL, NULL);
1831                 quote_fmt_scan_string(qmark);
1832                 quote_fmt_parse();
1833
1834                 buf = quote_fmt_get_buffer();
1835                 if (buf == NULL)
1836                         alertpanel_error(_("Quote mark format error."));
1837                 else
1838                         Xstrdup_a(quote_str, buf, return NULL)
1839         }
1840
1841         if (fmt && *fmt != '\0') {
1842                 while (trimmed_body && strlen(trimmed_body) > 1
1843                         && trimmed_body[0]=='\n')
1844                         *trimmed_body++;
1845
1846                 quote_fmt_init(msginfo, quote_str, trimmed_body);
1847                 quote_fmt_scan_string(fmt);
1848                 quote_fmt_parse();
1849
1850                 buf = quote_fmt_get_buffer();
1851                 if (buf == NULL) {
1852                         alertpanel_error(_("Message reply/forward format error."));
1853                         return NULL;
1854                 }
1855         } else
1856                 buf = "";
1857
1858         for (p = buf; *p != '\0'; ) {
1859                 GtkTextView *text = GTK_TEXT_VIEW(compose->text);
1860                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1861                 GtkTextMark *mark;
1862                 GtkTextIter iter;
1863
1864                 g_signal_handlers_block_by_func(G_OBJECT(buffer),
1865                                         G_CALLBACK(compose_changed_cb),
1866                                         compose);
1867                 g_signal_handlers_block_by_func(G_OBJECT(buffer),
1868                                         G_CALLBACK(text_inserted),
1869                                         compose);
1870
1871                 mark = gtk_text_buffer_get_insert(buffer);
1872                 gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
1873
1874                 lastp = strchr(p, '\n');
1875                 len = lastp ? lastp - p + 1 : -1;
1876
1877                 gtk_text_buffer_insert(buffer, &iter, p, len);
1878
1879                 g_signal_handlers_unblock_by_func(G_OBJECT(buffer),
1880                                         G_CALLBACK(compose_changed_cb),
1881                                         compose);
1882                 g_signal_handlers_unblock_by_func(G_OBJECT(buffer),
1883                                         G_CALLBACK(text_inserted),
1884                                         compose);
1885
1886                 if (lastp)
1887                         p = lastp + 1;
1888                 else
1889                         break;
1890         }
1891
1892         return buf;
1893 }
1894
1895 static void compose_reply_set_entry(Compose *compose, MsgInfo *msginfo,
1896                                     gboolean to_all, gboolean to_ml,
1897                                     gboolean to_sender,
1898                                     gboolean followup_and_reply_to)
1899 {
1900         GSList *cc_list = NULL;
1901         GSList *cur;
1902         gchar *from = NULL;
1903         gchar *replyto = NULL;
1904         GHashTable *to_table;
1905
1906         g_return_if_fail(compose->account != NULL);
1907         g_return_if_fail(msginfo != NULL);
1908
1909         if (compose->account->protocol != A_NNTP) {
1910                 if (!compose->replyto && to_ml && compose->ml_post
1911                     && !(msginfo->folder && msginfo->folder->prefs->enable_default_reply_to))
1912                         compose_entry_append(compose,
1913                                            compose->ml_post,
1914                                            COMPOSE_TO);
1915                 else if (!(to_all || to_sender)
1916                          && msginfo->folder
1917                          && msginfo->folder->prefs->enable_default_reply_to) {
1918                         compose_entry_append(compose,
1919                             msginfo->folder->prefs->default_reply_to,
1920                             COMPOSE_TO);
1921                 } else
1922                         compose_entry_append(compose,
1923                                  (compose->replyto && !to_sender)
1924                                   ? compose->replyto :
1925                                   msginfo->from ? msginfo->from : "",
1926                                   COMPOSE_TO);
1927         } else {
1928                 if (to_sender || (compose->followup_to &&
1929                         !strncmp(compose->followup_to, "poster", 6)))
1930                         compose_entry_append
1931                                 (compose,
1932                                  (compose->replyto ? compose->replyto :
1933                                         msginfo->from ? msginfo->from : ""),
1934                                  COMPOSE_TO);
1935
1936                 else if (followup_and_reply_to || to_all) {
1937                         compose_entry_append
1938                                 (compose,
1939                                  (compose->replyto ? compose->replyto :
1940                                  msginfo->from ? msginfo->from : ""),
1941                                  COMPOSE_TO);
1942
1943                         compose_entry_append
1944                                 (compose,
1945                                  compose->followup_to ? compose->followup_to :
1946                                  compose->newsgroups ? compose->newsgroups : "",
1947                                  COMPOSE_NEWSGROUPS);
1948                 }
1949                 else
1950                         compose_entry_append
1951                                 (compose,
1952                                  compose->followup_to ? compose->followup_to :
1953                                  compose->newsgroups ? compose->newsgroups : "",
1954                                  COMPOSE_NEWSGROUPS);
1955         }
1956
1957         if (msginfo->subject && *msginfo->subject) {
1958                 gchar *buf, *buf2;
1959                 guchar *p;
1960
1961                 buf = p = g_strdup(msginfo->subject);
1962                 p += subject_get_prefix_length(p);
1963                 memmove(buf, p, strlen(p) + 1);
1964
1965                 buf2 = g_strdup_printf("Re: %s", buf);
1966                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), buf2);
1967
1968                 g_free(buf2);
1969                 g_free(buf);
1970         } else
1971                 gtk_entry_set_text(GTK_ENTRY(compose->subject_entry), "Re: ");
1972
1973         if (to_ml && compose->ml_post) return;
1974         if (!to_all || compose->account->protocol == A_NNTP) return;
1975
1976         if (compose->replyto) {
1977                 Xstrdup_a(replyto, compose->replyto, return);
1978                 extract_address(replyto);
1979         }
1980         if (msginfo->from) {
1981                 Xstrdup_a(from, msginfo->from, return);
1982                 extract_address(from);
1983         }
1984
1985         if (replyto && from)
1986                 cc_list = address_list_append_with_comments(cc_list, from);
1987         if (to_all && msginfo->folder &&
1988             msginfo->folder->prefs->enable_default_reply_to)
1989                 cc_list = address_list_append_with_comments(cc_list,
1990                                 msginfo->folder->prefs->default_reply_to);
1991         cc_list = address_list_append_with_comments(cc_list, msginfo->to);
1992         cc_list = address_list_append_with_comments(cc_list, compose->cc);
1993
1994         to_table = g_hash_table_new(g_str_hash, g_str_equal);
1995         if (replyto)
1996                 g_hash_table_insert(to_table, g_strdup(replyto), GINT_TO_POINTER(1));
1997         if (compose->account)
1998                 g_hash_table_insert(to_table, g_strdup(compose->account->address),
1999                                     GINT_TO_POINTER(1));
2000
2001         /* remove address on To: and that of current account */
2002         for (cur = cc_list; cur != NULL; ) {
2003                 GSList *next = cur->next;
2004                 gchar *addr;
2005
2006                 addr = g_strdup(cur->data);
2007                 extract_address(addr);
2008
2009                 if (GPOINTER_TO_INT(g_hash_table_lookup(to_table, addr)) == 1)
2010                         cc_list = g_slist_remove(cc_list, cur->data);
2011                 else
2012                         g_hash_table_insert(to_table, addr, GINT_TO_POINTER(1));
2013
2014                 cur = next;
2015         }
2016         hash_free_strings(to_table);
2017         g_hash_table_destroy(to_table);
2018
2019         if (cc_list) {
2020                 for (cur = cc_list; cur != NULL; cur = cur->next)
2021                         compose_entry_append(compose, (gchar *)cur->data,
2022                                              COMPOSE_CC);
2023                 slist_free_strings(cc_list);
2024                 g_slist_free(cc_list);
2025         }
2026
2027 }
2028
2029 #define SET_ENTRY(entry, str) \
2030 { \
2031         if (str && *str) \
2032                 gtk_entry_set_text(GTK_ENTRY(compose->entry), str); \
2033 }
2034
2035 #define SET_ADDRESS(type, str) \
2036 { \
2037         if (str && *str) \
2038                 compose_entry_append(compose, str, type); \
2039 }
2040
2041 static void compose_reedit_set_entry(Compose *compose, MsgInfo *msginfo)
2042 {
2043         g_return_if_fail(msginfo != NULL);
2044
2045         SET_ENTRY(subject_entry, msginfo->subject);
2046         SET_ADDRESS(COMPOSE_TO, msginfo->to);
2047         SET_ADDRESS(COMPOSE_CC, compose->cc);
2048         SET_ADDRESS(COMPOSE_BCC, compose->bcc);
2049         SET_ADDRESS(COMPOSE_REPLYTO, compose->replyto);
2050         SET_ADDRESS(COMPOSE_NEWSGROUPS, compose->newsgroups);
2051         SET_ADDRESS(COMPOSE_FOLLOWUPTO, compose->followup_to);
2052
2053         compose_update_priority_menu_item(compose);
2054         compose_update_privacy_system_menu_item(compose);
2055         compose_show_first_last_header(compose, TRUE);
2056 }
2057
2058 #undef SET_ENTRY
2059 #undef SET_ADDRESS
2060
2061 static void compose_insert_sig(Compose *compose, gboolean replace)
2062 {
2063         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
2064         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2065         GtkTextMark *mark;
2066         GtkTextIter iter;
2067         gint cur_pos;
2068
2069
2070         g_return_if_fail(compose->account != NULL);
2071
2072         g_signal_handlers_block_by_func(G_OBJECT(buffer),
2073                                         G_CALLBACK(compose_changed_cb),
2074                                         compose);
2075
2076         mark = gtk_text_buffer_get_insert(buffer);
2077         gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
2078         cur_pos = gtk_text_iter_get_offset (&iter);
2079
2080         gtk_text_buffer_get_end_iter(buffer, &iter);
2081
2082         if (replace && compose->sig_str) {
2083                 gboolean found;
2084                 GtkTextIter first_iter, start_iter, end_iter;
2085
2086                 gtk_text_buffer_get_start_iter(buffer, &first_iter);
2087
2088                 if (compose->sig_str[0] == '\0')
2089                         found = FALSE;
2090                 else
2091                         found = gtk_text_iter_forward_search(&first_iter,
2092                                                              compose->sig_str,
2093                                                              GTK_TEXT_SEARCH_TEXT_ONLY,
2094                                                              &start_iter, &end_iter,
2095                                                              NULL);
2096
2097                 if (found) {
2098                         gtk_text_buffer_delete(buffer, &start_iter, &end_iter);
2099                         iter = start_iter;
2100                 }
2101         }
2102
2103         g_free(compose->sig_str);
2104         compose->sig_str = compose_get_signature_str(compose);
2105         if (!compose->sig_str || (replace && !compose->account->auto_sig))
2106                 compose->sig_str = g_strdup("");
2107
2108         gtk_text_buffer_insert(buffer, &iter, compose->sig_str, -1);
2109
2110         if (cur_pos > gtk_text_buffer_get_char_count (buffer))
2111                 cur_pos = gtk_text_buffer_get_char_count (buffer);
2112
2113         gtk_text_buffer_get_iter_at_offset (buffer, &iter, cur_pos);
2114         gtk_text_buffer_place_cursor (buffer, &iter);
2115
2116         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),
2117                                         G_CALLBACK(compose_changed_cb),
2118                                         compose);
2119
2120 }
2121
2122 static gchar *compose_get_signature_str(Compose *compose)
2123 {
2124         gchar *sig_body = NULL;
2125         gchar *sig_str = NULL;
2126
2127         g_return_val_if_fail(compose->account != NULL, NULL);
2128
2129         if (!compose->account->sig_path)
2130                 return NULL;
2131
2132         if (compose->account->sig_type == SIG_FILE) {
2133                 if (!is_file_or_fifo_exist(compose->account->sig_path)) {
2134                         g_warning("can't open signature file: %s\n",
2135                                   compose->account->sig_path);
2136                         return NULL;
2137                 }
2138         }
2139
2140         if (compose->account->sig_type == SIG_COMMAND)
2141                 sig_body = get_command_output(compose->account->sig_path);
2142         else {
2143                 gchar *tmp;
2144
2145                 tmp = file_read_to_str(compose->account->sig_path);
2146                 if (!tmp)
2147                         return NULL;
2148                 sig_body = normalize_newlines(tmp);
2149                 g_free(tmp);
2150         }
2151
2152         if (compose->account->sig_sep)
2153                 sig_str = g_strconcat("\n\n", compose->account->sig_sep, "\n", sig_body,
2154                                       NULL);
2155         else
2156                 sig_str = g_strconcat("\n\n", sig_body, NULL);
2157
2158         g_free(sig_body);
2159
2160         return sig_str;
2161 }
2162
2163 static ComposeInsertResult compose_insert_file(Compose *compose, const gchar *file)
2164 {
2165         GtkTextView *text;
2166         GtkTextBuffer *buffer;
2167         GtkTextMark *mark;
2168         GtkTextIter iter;
2169         gchar buf[BUFFSIZE];
2170         gint len;
2171         FILE *fp;
2172         gboolean badtxt = FALSE;
2173
2174         g_return_val_if_fail(file != NULL, COMPOSE_INSERT_NO_FILE);
2175
2176         if ((fp = fopen(file, "rb")) == NULL) {
2177                 FILE_OP_ERROR(file, "fopen");
2178                 return COMPOSE_INSERT_READ_ERROR;
2179         }
2180
2181         text = GTK_TEXT_VIEW(compose->text);
2182         buffer = gtk_text_view_get_buffer(text);
2183         mark = gtk_text_buffer_get_insert(buffer);
2184         gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
2185
2186         g_signal_handlers_block_by_func(G_OBJECT(buffer),
2187                                         G_CALLBACK(text_inserted),
2188                                         compose);
2189
2190         while (fgets(buf, sizeof(buf), fp) != NULL) {
2191                 const gchar *cur_encoding = conv_get_current_charset_str();
2192                 gchar *str = NULL;
2193                 if (!g_utf8_validate(buf, -1, NULL))
2194                         str = conv_codeset_strdup(buf, cur_encoding, CS_UTF_8);
2195                 else
2196                         str = g_strdup(buf);
2197
2198                 if (!str) continue;
2199
2200                 /* strip <CR> if DOS/Windows file,
2201                    replace <CR> with <LF> if Macintosh file. */
2202                 strcrchomp(str);
2203                 len = strlen(str);
2204                 if (len > 0 && str[len - 1] != '\n') {
2205                         while (--len >= 0)
2206                                 if (str[len] == '\r') str[len] = '\n';
2207                 }
2208                 gtk_text_buffer_insert(buffer, &iter, str, -1);
2209
2210                 g_free (str);
2211         }
2212
2213         g_signal_handlers_unblock_by_func(G_OBJECT(buffer),
2214                                           G_CALLBACK(text_inserted),
2215                                           compose);
2216
2217         fclose(fp);
2218
2219         if (badtxt)
2220                 return COMPOSE_INSERT_INVALID_CHARACTER;
2221         else
2222                 return COMPOSE_INSERT_SUCCESS;
2223 }
2224
2225 static void compose_attach_append(Compose *compose, const gchar *file,
2226                                   const gchar *filename,
2227                                   const gchar *content_type)
2228 {
2229         AttachInfo *ainfo;
2230         GtkTreeIter iter;
2231         FILE *fp;
2232         off_t size;
2233         GAuto *auto_ainfo;
2234         gchar *size_text;
2235         GtkListStore *store;
2236         gchar *name;
2237
2238         if (!is_file_exist(file)) {
2239                 g_warning("File %s doesn't exist\n", file);
2240                 return;
2241         }
2242         if ((size = get_file_size(file)) < 0) {
2243                 g_warning("Can't get file size of %s\n", file);
2244                 return;
2245         }
2246         if (size == 0) {
2247                 alertpanel_notice(_("File %s is empty."), file);
2248                 return;
2249         }
2250         if ((fp = fopen(file, "rb")) == NULL) {
2251                 alertpanel_error(_("Can't read %s."), file);
2252                 return;
2253         }
2254         fclose(fp);
2255
2256 #if 0 /* NEW COMPOSE GUI */
2257         if (!compose->use_attach) {
2258                 GtkItemFactory *ifactory;
2259
2260                 ifactory = gtk_item_factory_from_widget(compose->menubar);
2261                 menu_set_active(ifactory, "/View/Attachment", TRUE);
2262         }
2263 #endif
2264         ainfo = g_new0(AttachInfo, 1);
2265         auto_ainfo = g_auto_pointer_new_with_free
2266                         (ainfo, (GFreeFunc) compose_attach_info_free);
2267         ainfo->file = g_strdup(file);
2268
2269         if (content_type) {
2270                 ainfo->content_type = g_strdup(content_type);
2271                 if (!g_ascii_strcasecmp(content_type, "message/rfc822")) {
2272                         MsgInfo *msginfo;
2273                         MsgFlags flags = {0, 0};
2274
2275                         if (procmime_get_encoding_for_text_file(file) == ENC_7BIT)
2276                                 ainfo->encoding = ENC_7BIT;
2277                         else
2278                                 ainfo->encoding = ENC_8BIT;
2279
2280                         msginfo = procheader_parse_file(file, flags, FALSE, FALSE);
2281                         if (msginfo && msginfo->subject)
2282                                 name = g_strdup(msginfo->subject);
2283                         else
2284                                 name = g_path_get_basename(filename ? filename : file);
2285
2286                         ainfo->name = g_strdup_printf(_("Message: %s"), name);
2287
2288                         procmsg_msginfo_free(msginfo);
2289                 } else {
2290                         if (!g_ascii_strncasecmp(content_type, "text", 4))
2291                                 ainfo->encoding = procmime_get_encoding_for_text_file(file);
2292                         else
2293                                 ainfo->encoding = ENC_BASE64;
2294                         name = g_path_get_basename(filename ? filename : file);
2295                         ainfo->name = g_strdup(name);
2296                 }
2297                 g_free(name);
2298         } else {
2299                 ainfo->content_type = procmime_get_mime_type(file);
2300                 if (!ainfo->content_type) {
2301                         ainfo->content_type =
2302                                 g_strdup("application/octet-stream");
2303                         ainfo->encoding = ENC_BASE64;
2304                 } else if (!g_ascii_strncasecmp(ainfo->content_type, "text", 4))
2305                         ainfo->encoding =
2306                                 procmime_get_encoding_for_text_file(file);
2307                 else
2308                         ainfo->encoding = ENC_BASE64;
2309                 name = g_path_get_basename(filename ? filename : file);
2310                 ainfo->name = g_strdup(name);
2311                 g_free(name);
2312         }
2313
2314         if (!strcmp(ainfo->content_type, "unknown")) {
2315                 g_free(ainfo->content_type);
2316                 ainfo->content_type = g_strdup("application/octet-stream");
2317         }
2318
2319         ainfo->size = size;
2320         size_text = to_human_readable(size);
2321
2322         store = GTK_LIST_STORE(gtk_tree_view_get_model
2323                         (GTK_TREE_VIEW(compose->attach_clist)));
2324
2325         gtk_list_store_append(store, &iter);
2326         gtk_list_store_set(store, &iter,
2327                            COL_MIMETYPE, ainfo->content_type,
2328                            COL_SIZE, size_text,
2329                            COL_NAME, ainfo->name,
2330                            COL_DATA, ainfo,
2331                            COL_AUTODATA, auto_ainfo,
2332                            -1);
2333
2334         g_auto_pointer_free(auto_ainfo);
2335 }
2336
2337 static void compose_use_signing(Compose *compose, gboolean use_signing)
2338 {
2339         GtkItemFactory *ifactory;
2340         GtkWidget *menuitem = NULL;
2341
2342         compose->use_signing = use_signing;
2343         ifactory = gtk_item_factory_from_widget(compose->menubar);
2344         menuitem = gtk_item_factory_get_item
2345                 (ifactory, "/Options/Sign");
2346         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
2347                                        use_signing);
2348 }
2349
2350 static void compose_use_encryption(Compose *compose, gboolean use_encryption)
2351 {
2352         GtkItemFactory *ifactory;
2353         GtkWidget *menuitem = NULL;
2354
2355         compose->use_encryption = use_encryption;
2356         ifactory = gtk_item_factory_from_widget(compose->menubar);
2357         menuitem = gtk_item_factory_get_item
2358                 (ifactory, "/Options/Encrypt");
2359
2360         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
2361                                        use_encryption);
2362 }
2363
2364 #define NEXT_PART_NOT_CHILD(info)  \
2365 {  \
2366         node = info->node;  \
2367         while (node->children)  \
2368                 node = g_node_last_child(node);  \
2369         info = procmime_mimeinfo_next((MimeInfo *)node->data);  \
2370 }
2371
2372 static void compose_attach_parts(Compose *compose, MsgInfo *msginfo)
2373 {
2374         MimeInfo *mimeinfo;
2375         MimeInfo *child;
2376         MimeInfo *firsttext = NULL;
2377         MimeInfo *encrypted = NULL;
2378         GNode    *node;
2379         gchar *outfile;
2380         const gchar *partname = NULL;
2381
2382         mimeinfo = procmime_scan_message(msginfo);
2383         if (!mimeinfo) return;
2384
2385         if (mimeinfo->node->children == NULL) {
2386                 procmime_mimeinfo_free_all(mimeinfo);
2387                 return;
2388         }
2389
2390         /* find first content part */
2391         child = (MimeInfo *) mimeinfo->node->children->data;
2392         while (child && child->node->children && (child->type == MIMETYPE_MULTIPART))
2393                 child = (MimeInfo *)child->node->children->data;
2394
2395         if (child->type == MIMETYPE_TEXT) {
2396                 firsttext = child;
2397                 debug_print("First text part found\n");
2398         } else if (compose->mode == COMPOSE_REEDIT &&
2399                  child->type == MIMETYPE_APPLICATION &&
2400                  !g_ascii_strcasecmp(child->subtype, "pgp-encrypted")) {
2401                 AlertValue val;
2402                 val = alertpanel(_("Encrypted message"),
2403                                  _("Cannot re-edit an encrypted message. \n"
2404                                    "Discard encrypted part?"),
2405                                  _("Yes"), _("No"), NULL);
2406                 if (val == G_ALERTDEFAULT)
2407                         encrypted = (MimeInfo *)child->node->parent->data;
2408         }
2409
2410         child = (MimeInfo *) mimeinfo->node->children->data;
2411         while (child != NULL) {
2412                 if (child == encrypted) {
2413                         /* skip this part of tree */
2414                         NEXT_PART_NOT_CHILD(child);
2415                         continue;
2416                 }
2417
2418                 if (child->type == MIMETYPE_MULTIPART) {
2419                         /* get the actual content */
2420                         child = procmime_mimeinfo_next(child);
2421                         continue;
2422                 }
2423
2424                 if (child == firsttext) {
2425                         child = procmime_mimeinfo_next(child);
2426                         continue;
2427                 }
2428
2429                 outfile = procmime_get_tmp_file_name(child);
2430                 if (procmime_get_part(outfile, child) < 0)
2431                         g_warning("Can't get the part of multipart message.");
2432                 else {
2433                         gchar *content_type;
2434
2435                         content_type = procmime_get_content_type_str(child->type, child->subtype);
2436                         partname = procmime_mimeinfo_get_parameter(child, "name");
2437                         if (partname == NULL)
2438                                 partname = "";
2439                         compose_attach_append(compose, outfile,
2440                                               partname, content_type);
2441                         g_free(content_type);
2442                 }
2443                 g_free(outfile);
2444                 NEXT_PART_NOT_CHILD(child);
2445         }
2446         procmime_mimeinfo_free_all(mimeinfo);
2447 }
2448
2449
2450 #define CHAR_BUF_SIZE 8
2451 #undef NEXT_PART_NOT_CHILD
2452
2453 #define GET_CHAR(iter_p, buf, len)                                           \
2454 {                                                                            \
2455         GtkTextIter end_iter;                                                \
2456         gchar *tmp;                                                          \
2457         end_iter = *iter_p;                                                  \
2458         gtk_text_iter_forward_char(&end_iter);                               \
2459         tmp = gtk_text_buffer_get_text(textbuf, iter_p, &end_iter, FALSE);   \
2460         if (tmp) {                                                           \
2461                 glong items_read, items_witten;                              \
2462                 GError *error = NULL;                                        \
2463                 gunichar *wide_char;                                         \
2464                 strncpy2(buf, tmp, CHAR_BUF_SIZE);                           \
2465                 wide_char = g_utf8_to_ucs4(tmp, -1,                          \
2466                                            &items_read, &items_witten,       \
2467                                            &error);                          \
2468                 if (error != NULL) {                                         \
2469                         g_warning("%s\n", error->message);                   \
2470                         g_error_free(error);                                 \
2471                 }                                                            \
2472                 len = wide_char && g_unichar_iswide(*wide_char) ? 2 : 1;     \
2473                 g_free(wide_char);                                           \
2474         } else {                                                             \
2475                 buf[0] = '\0';                                               \
2476                 len = 1;                                                     \
2477         }                                                                    \
2478         g_free(tmp);                                                         \
2479 }
2480
2481 #define DISP_WIDTH(len) \
2482         ((len > 2 && conv_get_current_charset() == C_UTF_8) ? 2 : \
2483          (len == 2 && conv_get_current_charset() == C_UTF_8) ? 1 : len)
2484
2485 #define SPACE_CHARS     " \t"
2486
2487 static void compose_wrap_line(Compose *compose)
2488 {
2489         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
2490         GtkTextBuffer *textbuf = gtk_text_view_get_buffer(text);
2491         GtkTextMark *mark;
2492         GtkTextIter insert_iter, iter;
2493         gint ch_len, last_ch_len;
2494         gchar cbuf[CHAR_BUF_SIZE], last_ch;
2495         guint text_len;
2496         gint p_start, p_end;
2497         gint line_pos, cur_pos;
2498         gint line_len, cur_len;
2499         gboolean line_end, quoted;
2500
2501         text_len = gtk_text_buffer_get_char_count(textbuf);
2502         mark = gtk_text_buffer_get_insert(textbuf);
2503         gtk_text_buffer_get_iter_at_mark(textbuf, &insert_iter, mark);
2504         cur_pos = gtk_text_iter_get_offset(&insert_iter);
2505         GET_CHAR(&insert_iter, cbuf, ch_len);
2506         if ((ch_len == 1 && *cbuf == '\n') || cur_pos == text_len) {
2507                 GtkTextIter prev_iter;
2508                 if (cur_pos == 0)
2509                         return; /* on the paragraph mark */
2510                 prev_iter = insert_iter;
2511                 gtk_text_iter_backward_char(&prev_iter);
2512                 GET_CHAR(&prev_iter, cbuf, ch_len);
2513                 if (ch_len == 1 && *cbuf == '\n')
2514                         return; /* on the paragraph mark */
2515         }
2516
2517         /* find paragraph start. */
2518         line_end = quoted = FALSE;
2519         for (iter = insert_iter; gtk_text_iter_backward_char(&iter);) {
2520                 GET_CHAR(&iter, cbuf, ch_len);
2521                 if (ch_len == 1 && *cbuf == '\n') {
2522                         if (quoted)
2523                                 return; /* quoted part */
2524                         if (line_end) {
2525                                 gtk_text_iter_forward_chars(&iter, 2);
2526                                 break;
2527                         }
2528                         line_end = TRUE;
2529                 } else {
2530                         if (ch_len == 1
2531                             && strchr(prefs_common.quote_chars, *cbuf))
2532                                 quoted = 1;
2533                         else if (ch_len != 1 || !isspace(*(guchar *)cbuf))
2534                                 quoted = 0;
2535
2536                         line_end = FALSE;
2537                 }
2538         }
2539         p_start = gtk_text_iter_get_offset(&iter);
2540
2541         /* find paragraph end. */
2542         line_end = FALSE;
2543         for (iter = insert_iter; gtk_text_iter_forward_char(&iter);) {
2544                 GET_CHAR(&iter, cbuf, ch_len);
2545                 if (ch_len == 1 && *cbuf == '\n') {
2546                         if (line_end) {
2547                                 p_end -= 1;
2548                                 gtk_text_iter_backward_char(&iter);
2549                                 break;
2550                         }
2551                         line_end = TRUE;
2552                 } else {
2553                         if (line_end && ch_len == 1 &&
2554                             strchr(prefs_common.quote_chars, *cbuf))
2555                                 return; /* quoted part */
2556
2557                         line_end = FALSE;
2558                 }
2559         }
2560         p_end = gtk_text_iter_get_offset(&iter);
2561
2562         if (p_end >= text_len)
2563                 p_end = text_len;
2564
2565         if (p_start >= p_end)
2566                 return;
2567
2568         line_len = cur_len = 0;
2569         last_ch_len = 0;
2570         last_ch = '\0';
2571         line_pos = p_start;
2572         for (cur_pos = p_start; cur_pos < p_end; cur_pos++) {
2573                 gboolean space = FALSE;
2574
2575                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter, cur_pos);
2576
2577                 GET_CHAR(&iter, cbuf, ch_len);
2578
2579                 if (ch_len < 0) {
2580                         cbuf[0] = '\0';
2581                         ch_len = 1;
2582                 }
2583
2584                 if (ch_len == 1 && isspace(*(guchar *)cbuf))
2585                         space = 1;
2586
2587                 if (ch_len == 1 && *cbuf == '\n') {
2588                         gboolean replace = FALSE;
2589                         GtkTextIter next_iter = iter;
2590
2591                         gtk_text_iter_forward_char(&next_iter);
2592
2593                         if (last_ch_len == 1 && !isspace((guchar)last_ch)) {
2594                                 if (cur_pos + 1 < p_end) {
2595                                         GET_CHAR(&next_iter, cbuf, ch_len);
2596                                         if (ch_len == 1 &&
2597                                             !isspace(*(guchar *)cbuf))
2598                                                 replace = TRUE;
2599                                 }
2600                         }
2601                         gtk_text_buffer_delete(textbuf, &iter, &next_iter);
2602                         if (replace) {
2603                                 gtk_text_buffer_insert(textbuf, &iter, " ", 1);
2604                                 space = TRUE;
2605                         }
2606                         else {
2607                                 p_end--;
2608                                 cur_pos--;
2609                                 gtk_text_buffer_get_iter_at_offset
2610                                         (textbuf, &iter, cur_pos);
2611                                 continue;
2612                         }
2613                 }
2614
2615                 last_ch_len = ch_len;
2616                 last_ch = *cbuf;
2617
2618                 if (space) {
2619                         line_pos = cur_pos + 1;
2620                         line_len = cur_len + ch_len;
2621                 }
2622
2623                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter, line_pos);
2624
2625                 if (cur_len + ch_len > prefs_common.linewrap_len &&
2626                     line_len > 0) {
2627                         gint tlen = ch_len;
2628                         GtkTextIter prev_iter = iter;
2629
2630                         gtk_text_iter_backward_char(&prev_iter);
2631
2632                         GET_CHAR(&prev_iter, cbuf, ch_len);
2633                         if (ch_len == 1 && isspace(*(guchar *)cbuf)) {
2634                                 gtk_text_buffer_delete(textbuf, &prev_iter, &iter);
2635                                 iter = prev_iter;
2636                                 p_end--;
2637                                 cur_pos--;
2638                                 line_pos--;
2639                                 cur_len--;
2640                                 line_len--;
2641                         }
2642                         ch_len = tlen;
2643
2644                         gtk_text_buffer_insert(textbuf, &iter, "\n", 1);
2645                         p_end++;
2646                         cur_pos++;
2647                         line_pos++;
2648                         cur_len = cur_len - line_len + ch_len;
2649                         line_len = 0;
2650                         continue;
2651                 }
2652
2653                 if (ch_len > 1) {
2654                         line_pos = cur_pos + 1;
2655                         line_len = cur_len + ch_len;
2656                 }
2657                 cur_len += ch_len;
2658         }
2659 }
2660
2661 #undef WRAP_DEBUG
2662 #ifdef WRAP_DEBUG
2663 /* Darko: used when I debug wrapping */
2664 void dump_text(GtkTextBuffer *textbuf, int pos, int tlen, int breakoncr)
2665 {
2666         gint i, clen;
2667         gchar cbuf[CHAR_BUF_SIZE];
2668         GtkTextIter iter, end_iter;
2669
2670         printf("%d [", pos);
2671         gtk_text_buffer_get_iter_at_offset(textbuf, &iter, pos);
2672         gtk_text_buffer_get_iter_at_offset(textbuf, &end_iter, pos + tlen);
2673         for (; gtk_text_iter_forward_char(&iter) &&
2674                      gtk_text_iter_compare(&iter, &end_iter) < 0;) {
2675                 GET_CHAR(&iter, cbuf, clen);
2676                 if (clen < 0) break;
2677                 if (breakoncr && clen == 1 && cbuf[0] == '\n')
2678                         break;
2679                 fwrite(cbuf, clen, 1, stdout);
2680         }
2681         printf("]\n");
2682 }
2683 #endif
2684
2685 typedef enum {
2686         WAIT_FOR_SPACE,
2687         WAIT_FOR_INDENT_CHAR,
2688         WAIT_FOR_INDENT_CHAR_OR_SPACE
2689 } IndentState;
2690
2691 /* return indent length, we allow:
2692    > followed by spaces/tabs
2693    | followed by spaces/tabs
2694    uppercase characters immediately followed by >,
2695    and the repeating sequences of the above */
2696 /* return indent length */
2697 static guint get_indent_length(GtkTextBuffer *textbuf, guint start_pos, guint text_len)
2698 {
2699         guint i_len = 0;
2700         guint i, ch_len, alnum_cnt = 0;
2701         IndentState state = WAIT_FOR_INDENT_CHAR;
2702         gchar cbuf[CHAR_BUF_SIZE];
2703         gboolean is_space;
2704         gboolean is_indent;
2705
2706         if (prefs_common.quote_chars == NULL) {
2707                 return 0 ;
2708         }
2709
2710         for (i = start_pos; i < text_len; i++) {
2711                 GtkTextIter iter;
2712
2713                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter, i);
2714                 GET_CHAR(&iter, cbuf, ch_len);
2715                 if (ch_len > 1)
2716                         break;
2717
2718                 if (cbuf[0] == '\n')
2719                         break;
2720
2721                 is_indent = strchr(prefs_common.quote_chars, cbuf[0]) ? TRUE : FALSE;
2722                 is_space = strchr(SPACE_CHARS, cbuf[0]) ? TRUE : FALSE;
2723
2724                 switch (state) {
2725                 case WAIT_FOR_SPACE:
2726                         if (is_space == FALSE)
2727                                 goto out;
2728                         state = WAIT_FOR_INDENT_CHAR_OR_SPACE;
2729                         break;
2730                 case WAIT_FOR_INDENT_CHAR_OR_SPACE:
2731                         if (is_indent == FALSE && is_space == FALSE &&
2732                             !isupper((guchar)cbuf[0]))
2733                                 goto out;
2734                         if (is_space == TRUE) {
2735                                 alnum_cnt = 0;
2736                                 state = WAIT_FOR_INDENT_CHAR_OR_SPACE;
2737                         } else if (is_indent == TRUE) {
2738                                 alnum_cnt = 0;
2739                                 state = WAIT_FOR_SPACE;
2740                         } else {
2741                                 alnum_cnt++;
2742                                 state = WAIT_FOR_INDENT_CHAR;
2743                         }
2744                         break;
2745                 case WAIT_FOR_INDENT_CHAR:
2746                         if (is_indent == FALSE && !isupper((guchar)cbuf[0]))
2747                                 goto out;
2748                         if (is_indent == TRUE) {
2749                                 if (alnum_cnt > 0
2750                                     && !strchr(prefs_common.quote_chars, cbuf[0]))
2751                                         goto out;
2752                                 alnum_cnt = 0;
2753                                 state = WAIT_FOR_SPACE;
2754                         } else {
2755                                 alnum_cnt++;
2756                         }
2757                         break;
2758                 }
2759
2760                 i_len++;
2761         }
2762
2763 out:
2764         if ((i_len > 0) && (state == WAIT_FOR_INDENT_CHAR))
2765                 i_len -= alnum_cnt;
2766
2767         return i_len;
2768 }
2769
2770 /* insert quotation string when line was wrapped */
2771 static guint ins_quote(GtkTextBuffer *textbuf, GtkTextIter *iter,
2772                        guint indent_len,
2773                        guint prev_line_pos, guint text_len,
2774                        gchar *quote_fmt)
2775 {
2776         guint ins_len = 0;
2777
2778         if (indent_len) {
2779                 GtkTextIter iter1, iter2;
2780                 gchar *text;
2781
2782                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter1,
2783                                                    prev_line_pos);
2784                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter2,
2785                                                    prev_line_pos + indent_len);
2786                 text = gtk_text_buffer_get_text(textbuf, &iter1, &iter2, FALSE);
2787                 if (!text) return 0;
2788
2789                 gtk_text_buffer_insert(textbuf, iter, text, -1);
2790                 ins_len = g_utf8_strlen(text, -1);
2791
2792                 g_free(text);
2793         }
2794
2795         return ins_len;
2796 }
2797
2798 static gboolean is_sig_separator(Compose *compose, GtkTextBuffer *textbuf, guint start_pos)
2799 {
2800         char *text = NULL;
2801         GtkTextIter iter;
2802         GtkTextIter end_iter;
2803         if (!compose->account->sig_sep)
2804                 return FALSE;
2805
2806         gtk_text_buffer_get_iter_at_offset(textbuf, &iter, start_pos+1);
2807         gtk_text_buffer_get_iter_at_offset(textbuf, &end_iter,
2808                 start_pos+strlen(compose->account->sig_sep)+1);
2809
2810         if (!strcmp(gtk_text_iter_get_text(&iter, &end_iter),
2811                         compose->account->sig_sep)) {
2812                 /* check \n */
2813                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter,
2814                         start_pos+strlen(compose->account->sig_sep)+1);
2815                 gtk_text_buffer_get_iter_at_offset(textbuf, &end_iter,
2816                         start_pos+strlen(compose->account->sig_sep)+2);
2817
2818                 if (!strcmp(gtk_text_iter_get_text(&iter, &end_iter),"\n"));
2819                         return TRUE;
2820
2821
2822         }
2823
2824         return FALSE;
2825 }
2826
2827 /* check if we should join the next line */
2828 static gboolean join_next_line_is_needed(GtkTextBuffer *textbuf,
2829                                          guint start_pos, guint tlen,
2830                                          guint prev_ilen, gboolean autowrap)
2831 {
2832         guint indent_len, ch_len;
2833         gboolean do_join = FALSE;
2834         gchar cbuf[CHAR_BUF_SIZE];
2835
2836         indent_len = get_indent_length(textbuf, start_pos, tlen);
2837
2838         if ((autowrap || indent_len > 0) && indent_len == prev_ilen) {
2839                 GtkTextIter iter;
2840                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter,
2841                                                    start_pos + indent_len);
2842                 GET_CHAR(&iter, cbuf, ch_len);
2843
2844                 if (ch_len > 0 && (cbuf[0] != '\n'))
2845                         do_join = TRUE;
2846         }
2847
2848         return do_join;
2849 }
2850
2851 static void compose_wrap_line_all(Compose *compose)
2852 {
2853         compose_wrap_line_all_full(compose, FALSE);
2854 }
2855
2856 static void compose_wrap_line_all_full(Compose *compose, gboolean autowrap)
2857 {
2858         GtkTextView *text = GTK_TEXT_VIEW(compose->text);
2859         GtkTextBuffer *textbuf = gtk_text_view_get_buffer(text);
2860         GtkTextIter iter, end_iter;
2861         guint tlen;
2862         guint line_pos = 0, cur_pos = 0, p_pos = 0;
2863         gint line_len = 0, cur_len = 0;
2864         gint ch_len;
2865         gboolean is_new_line = TRUE, do_delete = FALSE;
2866         guint i_len = 0;
2867         gboolean linewrap_quote = prefs_common.linewrap_quote;
2868         gboolean set_editable_pos = FALSE;
2869         gint editable_pos = 0;
2870         guint linewrap_len = prefs_common.linewrap_len;
2871         gchar *qfmt = prefs_common.quotemark;
2872         gchar cbuf[CHAR_BUF_SIZE];
2873         GtkTextMark *cursor_mark = gtk_text_buffer_get_insert(textbuf);
2874
2875         tlen = gtk_text_buffer_get_char_count(textbuf);
2876
2877         for (; cur_pos < tlen; cur_pos++) {
2878                 /* mark position of new line - needed for quotation wrap */
2879                 if (is_new_line) {
2880                         if (linewrap_quote)
2881                                 i_len = get_indent_length(textbuf, cur_pos, tlen);
2882
2883                         is_new_line = FALSE;
2884                         p_pos = cur_pos;
2885                 }
2886
2887                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter, cur_pos);
2888                 GET_CHAR(&iter, cbuf, ch_len);
2889
2890                 /* fix line length for tabs */
2891                 if (ch_len == 1 && *cbuf == '\t') {
2892                         guint tab_width = 8;
2893                         guint tab_offset = line_len % tab_width;
2894
2895                         line_len += tab_width - tab_offset - 1;
2896                         cur_len = line_len;
2897                 }
2898
2899                 /* we have encountered line break */
2900                 if (ch_len == 1 && *cbuf == '\n') {
2901                         gint clen;
2902                         gchar cb[CHAR_BUF_SIZE];
2903
2904                         /* should we join the next line */
2905                         if ((autowrap || i_len != cur_len) && do_delete &&
2906                         !is_sig_separator(compose, textbuf, cur_pos+i_len) &&
2907                             join_next_line_is_needed
2908                                 (textbuf, cur_pos + 1, tlen, i_len, autowrap)) {
2909                                 do_delete = TRUE;
2910                         } else
2911                                 do_delete = FALSE;
2912
2913                         /* skip delete if it is continuous URL */
2914                         if (do_delete && (line_pos - p_pos <= i_len) &&
2915                             gtkut_text_buffer_is_uri_string(textbuf, line_pos,
2916                                                             tlen))
2917                                 do_delete = FALSE;
2918
2919                         /* should we delete to perform smart wrapping */
2920                         if (line_len < linewrap_len && do_delete) {
2921                                 /* get rid of newline */
2922                                 gtk_text_buffer_get_iter_at_offset(textbuf,
2923                                                                    &iter,
2924                                                                    cur_pos);
2925                                 end_iter = iter;
2926                                 gtk_text_iter_forward_char(&end_iter);
2927                                 gtk_text_buffer_delete(textbuf, &iter, &end_iter);
2928                                 tlen--;
2929
2930                                 /* if text starts with quote fmt or with
2931                                    indent string, delete them */
2932                                 if (i_len) {
2933                                         guint ilen;
2934                                         ilen =  gtkut_text_buffer_str_compare_n
2935                                                 (textbuf, cur_pos, p_pos, i_len,
2936                                                  tlen);
2937                                         if (ilen) {
2938                                                 end_iter = iter;
2939                                                 gtk_text_iter_forward_chars
2940                                                         (&end_iter, ilen);
2941                                                 gtk_text_buffer_delete(textbuf,
2942                                                                        &iter,
2943                                                                        &end_iter);
2944                                                 tlen -= ilen;
2945                                         }
2946                                 }
2947
2948                                 gtk_text_buffer_get_iter_at_offset(textbuf,
2949                                                                    &iter,
2950                                                                    cur_pos);
2951                                 GET_CHAR(&iter, cb, clen);
2952
2953                                 /* insert space if it's alphanumeric */
2954                                 if ((cur_pos != line_pos) &&
2955                                     ((clen > 1) || isalnum((guchar)cb[0]))) {
2956                                         GtkTextIter cursor_iter;
2957                                         gboolean go_back = FALSE;
2958                                         gtk_text_buffer_get_iter_at_mark(textbuf, &cursor_iter, cursor_mark);
2959                                         if (gtk_text_iter_get_offset(&iter) ==
2960                                                  gtk_text_iter_get_offset(&cursor_iter))
2961                                                 go_back = TRUE;
2962
2963                                         gtk_text_buffer_insert(textbuf, &iter,
2964                                                                " ", 1);
2965                                         if (go_back) {
2966                                                 gtk_text_buffer_get_iter_at_mark(textbuf, &cursor_iter, cursor_mark);
2967                                                 gtk_text_iter_backward_chars(&cursor_iter, 1);
2968                                                 gtk_text_buffer_place_cursor(textbuf, &cursor_iter);
2969                                         }
2970                                         tlen++;
2971                                 }
2972
2973                                 /* and start over with current line */
2974                                 cur_pos = p_pos - 1;
2975                                 line_pos = cur_pos;
2976                                 line_len = cur_len = 0;
2977                                 do_delete = FALSE;
2978                                 is_new_line = TRUE;
2979 #ifdef WRAP_DEBUG
2980                                 g_print("after delete l_pos=");
2981                                 dump_text(textbuf, line_pos, tlen, 1);
2982 #endif
2983                                 /* move beginning of line if we are on LF */
2984                                 gtk_text_buffer_get_iter_at_offset(textbuf,
2985                                                                    &iter,
2986                                                                    line_pos);
2987                                 GET_CHAR(&iter, cb, clen);
2988                                 if (clen == 1 && *cb == '\n')
2989                                         line_pos++;
2990 #ifdef WRAP_DEBUG
2991                                 g_print("new line_pos=%d\n", line_pos);
2992 #endif
2993
2994                                 continue;
2995                         }
2996
2997                         /* mark new line beginning */
2998                         line_pos = cur_pos + 1;
2999                         line_len = cur_len = 0;
3000                         do_delete = FALSE;
3001                         is_new_line = TRUE;
3002                         continue;
3003                 }
3004
3005                 if (ch_len < 0) {
3006                         cbuf[0] = '\0';
3007                         ch_len = 1;
3008                 }
3009
3010                 /* possible line break */
3011                 if (ch_len == 1 && isspace(*(guchar *)cbuf)) {
3012                         line_pos = cur_pos + 1;
3013                         line_len = cur_len + ch_len;
3014                 }
3015
3016                 /* are we over wrapping length set in preferences ? */
3017                 if (cur_len + DISP_WIDTH(ch_len) > linewrap_len) {
3018                         gint clen;
3019
3020 #ifdef WRAP_DEBUG
3021                         g_print("should wrap cur_pos=%d ", cur_pos);
3022                         dump_text(textbuf, p_pos, tlen, 1);
3023                         dump_text(textbuf, line_pos, tlen, 1);
3024 #endif
3025                         /* force wrapping if it is one long word but not URL */
3026                         if (line_pos - p_pos <= i_len)
3027                                 if (!gtkut_text_buffer_is_uri_string
3028                                     (textbuf, line_pos, tlen))
3029                                         line_pos = cur_pos - 1;
3030 #ifdef WRAP_DEBUG
3031                         g_print("new line_pos=%d\n", line_pos);
3032 #endif
3033
3034                         gtk_text_buffer_get_iter_at_offset(textbuf,
3035                                                            &iter,
3036                                                            line_pos - 1);
3037                         GET_CHAR(&iter, cbuf, clen);
3038
3039                         /* if next character is space delete it */
3040                         if (clen == 1 && isspace(*(guchar *)cbuf)) {
3041                                 if (p_pos + i_len != line_pos ||
3042                                     !gtkut_text_buffer_is_uri_string
3043                                         (textbuf, line_pos, tlen)) {
3044                                         /* workaround for correct cursor
3045                                            position */
3046                                         if (set_editable_pos == FALSE) {
3047                                                 GtkTextMark *ins = gtk_text_buffer_get_insert(textbuf);
3048                                                 gtk_text_buffer_get_iter_at_mark(textbuf, &iter, ins);
3049                                                 editable_pos = gtk_text_iter_get_offset(&iter);
3050                                                 if (editable_pos == line_pos)
3051                                                         set_editable_pos = TRUE;
3052                                         }
3053                                         gtk_text_buffer_get_iter_at_offset(textbuf,
3054                                                            &iter,
3055                                                            line_pos-1);
3056                                         gtk_text_buffer_get_iter_at_offset(textbuf,
3057                                                            &end_iter,
3058                                                            line_pos);
3059                                         gtk_text_buffer_delete(textbuf, &iter, &end_iter);
3060                                         //gtk_stext_set_point(text, line_pos);
3061                                         //gtk_stext_backward_delete(text, 1);
3062                                         tlen--;
3063                                         cur_pos--;
3064                                         line_pos--;
3065                                         cur_len--;
3066                                         line_len--;
3067                                 }
3068                         }
3069
3070                         /* if it is URL at beginning of line don't wrap */
3071                         if (p_pos + i_len == line_pos &&
3072                             gtkut_text_buffer_is_uri_string(textbuf, line_pos, tlen)) {
3073 #ifdef WRAP_DEBUG
3074                                 g_print("found URL at ");
3075                                 dump_text(textbuf, line_pos, tlen, 1);
3076 #endif
3077                                 continue;
3078                         }
3079
3080                         /* insert CR */
3081                         gtk_text_buffer_get_iter_at_offset(textbuf,
3082                                                            &iter,
3083                                                            line_pos);
3084                         gtk_text_buffer_insert(textbuf, &iter, "\n", 1);
3085                         //gtk_stext_set_point(text, line_pos);
3086                         //gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1);
3087                         //gtk_stext_compact_buffer(text);
3088                         tlen++;
3089                         line_pos++;
3090                         /* for loop will increase it */
3091                         cur_pos = line_pos - 1;
3092                         /* start over with current line */
3093                         is_new_line = TRUE;
3094                         line_len = cur_len = 0;
3095                         if (autowrap || i_len > 0) {
3096                                 do_delete = TRUE;
3097                         } else
3098                                 do_delete = FALSE;
3099 #ifdef WRAP_DEBUG
3100                         g_print("after CR insert ");
3101                         dump_text(textbuf, line_pos, tlen, 1);
3102                         dump_text(textbuf, cur_pos, tlen, 1);
3103 #endif
3104
3105                         /* should we insert quotation ? */
3106                         if (linewrap_quote && i_len) {
3107                                 /* only if line is not already quoted  */
3108                                 if (!gtkut_text_buffer_str_compare
3109                                         (textbuf, line_pos, tlen, qfmt)) {
3110                                         guint ins_len;
3111
3112                                         gtk_text_buffer_get_iter_at_offset(textbuf, &iter, line_pos);
3113
3114                                         if (line_pos - p_pos > i_len) {
3115                                                 ins_len = ins_quote
3116                                                         (textbuf, &iter, i_len, p_pos,
3117                                                          tlen, qfmt);
3118                                                 tlen += ins_len;
3119                                         }
3120 #ifdef WRAP_DEBUG
3121                                         g_print("after quote insert ");
3122                                         dump_text(textbuf, line_pos, tlen, 1);
3123 #endif
3124                                 }
3125                         }
3126                         continue;
3127                 }
3128
3129                 if (ch_len > 1) {
3130                         line_pos = cur_pos + 1;
3131                         line_len = cur_len + ch_len;
3132                 }
3133                 /* advance to next character in buffer */
3134                 cur_len += ch_len;
3135         }
3136
3137         if (set_editable_pos && editable_pos <= tlen) {
3138                 gtk_text_buffer_get_iter_at_offset(textbuf, &iter, editable_pos);
3139                 gtk_text_buffer_place_cursor(textbuf, &iter);
3140         }
3141 }
3142
3143 #undef GET_CHAR
3144 #undef CHAR_BUF_SIZE