src/messageview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 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 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkvbox.h>
  26 #include <gtk/gtkcontainer.h>
  27 #include <gtk/gtkwindow.h>
  28 #include <gtk/gtktext.h>
  29 #include <gtk/gtkmenu.h>
  30 #include <gtk/gtkmenuitem.h>
  31 #include <stdio.h>
  32 #include <ctype.h>
  33 #include <string.h>
  34
  35 #include "main.h"
  36 #include "messageview.h"
  37 #include "message_search.h"
  38 #include "headerview.h"
  39 #include "summaryview.h"
  40 #include "textview.h"
  41 #include "mimeview.h"
  42 #include "menu.h"
  43 #include "about.h"
  44 #include "filesel.h"
  45 #include "sourcewindow.h"
  46 #include "addressbook.h"
  47 #include "alertpanel.h"
  48 #include "inputdialog.h"
  49 #include "manage_window.h"
  50 #include "procmsg.h"
  51 #include "procheader.h"
  52 #include "procmime.h"
  53 #include "account.h"
  54 #include "action.h"
  55 #include "prefs_common.h"
  56 #include "prefs_account.h"
  57 #include "gtkutils.h"
  58 #include "utils.h"
  59 #include "send_message.h"
  60 #include "stock_pixmap.h"
  61 #include "hooks.h"
  62 #include "filtering.h"
  63 #include "partial_download.h"
  64 #include "gedit-print.h"
  65
  66 static GList *messageview_list = NULL;
  67
  68 static gint messageview_delete_cb       (GtkWidget              *widget,
  69                                          GdkEventAny            *event,
  70                                          MessageView            *messageview);
  71 static void messageview_size_allocate_cb(GtkWidget      *widget,
  72                                          GtkAllocation  *allocation);
  73 static gboolean key_pressed             (GtkWidget      *widget,
  74                                          GdkEventKey    *event,
  75                                          MessageView    *messageview);
  76
  77 static void return_receipt_show         (NoticeView     *noticeview,
  78                                          MsgInfo        *msginfo);
  79 static void return_receipt_send_clicked (NoticeView     *noticeview,
  80                                          MsgInfo        *msginfo);
  81 static void partial_recv_show           (NoticeView     *noticeview,
  82                                          MsgInfo        *msginfo);
  83 static void partial_recv_dload_clicked  (NoticeView     *noticeview,
  84                                          MsgInfo        *msginfo);
  85 static void partial_recv_del_clicked    (NoticeView     *noticeview,
  86                                          MsgInfo        *msginfo);
  87 static void partial_recv_unmark_clicked (NoticeView     *noticeview,
  88                                          MsgInfo        *msginfo);
  89 static void save_as_cb                  (gpointer        data,
  90                                          guint           action,
  91                                          GtkWidget      *widget);
  92 static void print_cb                    (gpointer        data,
  93                                          guint           action,
  94                                          GtkWidget      *widget);
  95 static void close_cb                    (gpointer        data,
  96                                          guint           action,
  97                                          GtkWidget      *widget);
  98 static void copy_cb                     (gpointer        data,
  99                                          guint           action,
 100                                          GtkWidget      *widget);
 101 static void allsel_cb                   (gpointer        data,
 102                                          guint           action,
 103                                          GtkWidget      *widget);
 104 static void search_cb                   (gpointer        data,
 105                                          guint           action,
 106                                          GtkWidget      *widget);
 107
 108 static void set_charset_cb              (gpointer        data,
 109                                          guint           action,
 110                                          GtkWidget      *widget);
 111 static void set_decode_cb               (gpointer        data,
 112                                          guint           action,
 113                                          GtkWidget      *widget);
 114 static void view_source_cb              (gpointer        data,
 115                                          guint           action,
 116                                          GtkWidget      *widget);
 117 static void show_all_header_cb          (gpointer        data,
 118                                          guint           action,
 119                                          GtkWidget      *widget);
 120
 121 static void compose_cb                  (gpointer        data,
 122                                          guint           action,
 123                                          GtkWidget      *widget);
 124 static void reply_cb                    (gpointer        data,
 125                                          guint           action,
 126                                          GtkWidget      *widget);
 127 static void reedit_cb                   (gpointer        data,
 128                                          guint           action,
 129                                          GtkWidget      *widget);
 130
 131 static PrefsAccount *select_account_from_list
 132                                         (GList          *ac_list);
 133 static void addressbook_open_cb         (gpointer        data,
 134                                          guint           action,
 135                                          GtkWidget      *widget);
 136 static void add_address_cb              (gpointer        data,
 137                                          guint           action,
 138                                          GtkWidget      *widget);
 139 static void create_filter_cb            (gpointer        data,
 140                                          guint           action,
 141                                          GtkWidget      *widget);
 142 static void create_processing_cb        (gpointer        data,
 143                                          guint           action,
 144                                          GtkWidget      *widget);
 145
 146 static void about_cb                    (gpointer        data,
 147                                          guint           action,
 148                                          GtkWidget      *widget);
 149 static void messageview_update          (MessageView *msgview);
 150 static gboolean messageview_update_msg  (gpointer source, gpointer data);
 151
 152 static GList *msgview_list = NULL;
 153 static GtkItemFactoryEntry msgview_entries[] =
 154 {
 155         {N_("/_File"),                  NULL, NULL, 0, "<Branch>"},
 156         {N_("/_File/_Save as..."),      NULL, save_as_cb, 0, NULL},
 157         {N_("/_File/_Print..."),        NULL, print_cb, 0, NULL},
 158         {N_("/_File/---"),              NULL, NULL, 0, "<Separator>"},
 159         {N_("/_File/_Close"),           NULL, close_cb, 0, NULL},
 160
 161         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
 162         {N_("/_Edit/_Copy"),            NULL, copy_cb, 0, NULL},
 163         {N_("/_Edit/Select _all"),      NULL, allsel_cb, 0, NULL},
 164         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 165         {N_("/_Edit/_Find in current message..."),
 166                                         NULL, search_cb, 0, NULL},
 167
 168         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
 169
 170 #define ENC_SEPARATOR \
 171         {N_("/_View/Character _encoding/---"),  NULL, NULL, 0, "<Separator>"}
 172 #define ENC_ACTION(action) \
 173         NULL, set_charset_cb, action, "/View/Character encoding/Auto detect"
 174
 175         {N_("/_View/Character _encoding"),      NULL, NULL, 0, "<Branch>"},
 176         {N_("/_View/Character _encoding/_Auto detect"),
 177                                         NULL, set_charset_cb, C_AUTO, "<RadioItem>"},
 178         ENC_SEPARATOR,
 179         {N_("/_View/Character _encoding/7bit ascii (US-ASC_II)"),
 180          ENC_ACTION(C_US_ASCII)},
 181
 182         {N_("/_View/Character _encoding/Unicode (_UTF-8)"),
 183          ENC_ACTION(C_UTF_8)},
 184         ENC_SEPARATOR,
 185         {N_("/_View/Character _encoding/Western European (ISO-8859-_1)"),
 186          ENC_ACTION(C_ISO_8859_1)},
 187         {N_("/_View/Character _encoding/Western European (ISO-8859-15)"),
 188          ENC_ACTION(C_ISO_8859_15)},
 189         ENC_SEPARATOR,
 190         {N_("/_View/Character _encoding/Central European (ISO-8859-_2)"),
 191          ENC_ACTION(C_ISO_8859_2)},
 192         ENC_SEPARATOR,
 193         {N_("/_View/Character _encoding/_Baltic (ISO-8859-13)"),
 194          ENC_ACTION(C_ISO_8859_13)},
 195         {N_("/_View/Character _encoding/Baltic (ISO-8859-_4)"),
 196          ENC_ACTION(C_ISO_8859_4)},
 197         ENC_SEPARATOR,
 198         {N_("/_View/Character _encoding/Greek (ISO-8859-_7)"),
 199          ENC_ACTION(C_ISO_8859_7)},
 200         ENC_SEPARATOR,
 201         {N_("/_View/Character _encoding/Hebrew (ISO-8859-_8)"),
 202          ENC_ACTION(C_ISO_8859_8)},
 203         {N_("/_View/Character _encoding/Hebrew (Windows-1255)"),
 204          ENC_ACTION(C_CP1255)},
 205         ENC_SEPARATOR,
 206         {N_("/_View/Character _encoding/Turkish (ISO-8859-_9)"),
 207          ENC_ACTION(C_ISO_8859_9)},
 208         ENC_SEPARATOR,
 209         {N_("/_View/Character _encoding/Cyrillic (ISO-8859-_5)"),
 210          ENC_ACTION(C_ISO_8859_5)},
 211         {N_("/_View/Character _encoding/Cyrillic (KOI8-_R)"),
 212          ENC_ACTION(C_KOI8_R)},
 213         {N_("/_View/Character _encoding/Cyrillic (KOI8-U)"),
 214          ENC_ACTION(C_KOI8_U)},
 215         {N_("/_View/Character _encoding/Cyrillic (Windows-1251)"),
 216          ENC_ACTION(C_CP1251)},
 217         ENC_SEPARATOR,
 218         {N_("/_View/Character _encoding/Japanese (ISO-2022-_JP)"),
 219          ENC_ACTION(C_ISO_2022_JP)},
 220         {N_("/_View/Character _encoding/Japanese (ISO-2022-JP-2)"),
 221          ENC_ACTION(C_ISO_2022_JP_2)},
 222         {N_("/_View/Character _encoding/Japanese (_EUC-JP)"),
 223          ENC_ACTION(C_EUC_JP)},
 224         {N_("/_View/Character _encoding/Japanese (_Shift__JIS)"),
 225          ENC_ACTION(C_SHIFT_JIS)},
 226         ENC_SEPARATOR,
 227         {N_("/_View/Character _encoding/Simplified Chinese (_GB2312)"),
 228          ENC_ACTION(C_GB2312)},
 229         {N_("/_View/Character _encoding/Simplified Chinese (GBK)"),
 230          ENC_ACTION(C_GBK)},
 231         {N_("/_View/Character _encoding/Traditional Chinese (_Big5)"),
 232          ENC_ACTION(C_BIG5)},
 233         {N_("/_View/Character _encoding/Traditional Chinese (EUC-_TW)"),
 234          ENC_ACTION(C_EUC_TW)},
 235         {N_("/_View/Character _encoding/Chinese (ISO-2022-_CN)"),
 236          ENC_ACTION(C_ISO_2022_CN)},
 237         ENC_SEPARATOR,
 238         {N_("/_View/Character _encoding/Korean (EUC-_KR)"),
 239          ENC_ACTION(C_EUC_KR)},
 240         {N_("/_View/Character _encoding/Korean (ISO-2022-KR)"),
 241          ENC_ACTION(C_ISO_2022_KR)},
 242         ENC_SEPARATOR,
 243         {N_("/_View/Character _encoding/Thai (TIS-620)"),
 244          ENC_ACTION(C_TIS_620)},
 245         {N_("/_View/Character _encoding/Thai (Windows-874)"),
 246          ENC_ACTION(C_WINDOWS_874)},
 247
 248 #undef ENC_SEPARATOR
 249 #undef ENC_ACTION
 250
 251 #define DEC_SEPARATOR \
 252         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"}
 253 #define DEC_ACTION(action) \
 254          NULL, set_decode_cb, action, "/View/Decode/Auto detect"
 255         {N_("/_View/Decode"),           NULL, NULL, 0, "<Branch>"},
 256         {N_("/_View/Decode/_Auto detect"),
 257          NULL, set_decode_cb, 0, "<RadioItem>"},
 258         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"},
 259         {N_("/_View/Decode/_8bit"),             DEC_ACTION(ENC_8BIT)},
 260         {N_("/_View/Decode/_Quoted printable"), DEC_ACTION(ENC_QUOTED_PRINTABLE)},
 261         {N_("/_View/Decode/_Base64"),           DEC_ACTION(ENC_BASE64)},
 262         {N_("/_View/Decode/_Uuencode"),         DEC_ACTION(ENC_X_UUENCODE)},
 263
 264 #undef DEC_SEPARATOR
 265 #undef DEC_ACTION
 266
 267         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
 268         {N_("/_View/Mess_age source"),  NULL, view_source_cb, 0, NULL},
 269         {N_("/_View/Show all _headers"),NULL, show_all_header_cb, 0, "<ToggleItem>"},
 270
 271         {N_("/_Message"),               NULL, NULL, 0, "<Branch>"},
 272         {N_("/_Message/Compose _new message"),
 273                                         NULL, compose_cb, 0, NULL},
 274         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 275         {N_("/_Message/_Reply"),        NULL, reply_cb, COMPOSE_REPLY, NULL},
 276         {N_("/_Message/Repl_y to/_all"),
 277                                         NULL, reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 278         {N_("/_Message/Repl_y to/_sender"),
 279                                         NULL, reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 280         {N_("/_Message/Repl_y to/mailing _list"),
 281                                         NULL, reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 282         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 283         {N_("/_Message/_Forward"),      NULL, reply_cb, COMPOSE_FORWARD, NULL},
 284         {N_("/_Message/For_ward as attachment"),
 285                                         NULL, reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 286         {N_("/_Message/Redirec_t"),     NULL, reply_cb, COMPOSE_REDIRECT, NULL},
 287         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 288         {N_("/_Message/Re-_edit"),      NULL, reedit_cb, 0, NULL},
 289
 290         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
 291         {N_("/_Tools/_Address book"),   NULL, addressbook_open_cb, 0, NULL},
 292         {N_("/_Tools/Add sender to address boo_k"),
 293                                         NULL, add_address_cb, 0, NULL},
 294         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
 295         {N_("/_Tools/_Create filter rule"),
 296                                         NULL, NULL, 0, "<Branch>"},
 297         {N_("/_Tools/_Create filter rule/_Automatically"),
 298                                         NULL, create_filter_cb, FILTER_BY_AUTO, NULL},
 299         {N_("/_Tools/_Create filter rule/by _From"),
 300                                         NULL, create_filter_cb, FILTER_BY_FROM, NULL},
 301         {N_("/_Tools/_Create filter rule/by _To"),
 302                                         NULL, create_filter_cb, FILTER_BY_TO, NULL},
 303         {N_("/_Tools/_Create filter rule/by _Subject"),
 304                                         NULL, create_filter_cb, FILTER_BY_SUBJECT, NULL},
 305         {N_("/_Tools/Create processing rule"),
 306                                         NULL, NULL, 0, "<Branch>"},
 307         {N_("/_Tools/Create processing rule/_Automatically"),
 308                                         NULL, create_processing_cb, FILTER_BY_AUTO, NULL},
 309         {N_("/_Tools/Create processing rule/by _From"),
 310                                         NULL, create_processing_cb, FILTER_BY_FROM, NULL},
 311         {N_("/_Tools/Create processing rule/by _To"),
 312                                         NULL, create_processing_cb, FILTER_BY_TO, NULL},
 313         {N_("/_Tools/Create processing rule/by _Subject"),
 314                                         NULL, create_processing_cb, FILTER_BY_SUBJECT, NULL},
 315         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
 316         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
 317
 318         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
 319         {N_("/_Help/_About"),           NULL, about_cb, 0, NULL}
 320 };
 321
 322 MessageView *messageview_create(MainWindow *mainwin)
 323 {
 324         MessageView *messageview;
 325         GtkWidget *vbox;
 326         HeaderView *headerview;
 327         MimeView *mimeview;
 328         NoticeView *noticeview;
 329
 330         debug_print("Creating message view...\n");
 331         messageview = g_new0(MessageView, 1);
 332
 333         headerview = headerview_create();
 334
 335         noticeview = noticeview_create(mainwin);
 336
 337         mimeview = mimeview_create(mainwin);
 338         mimeview->textview = textview_create();
 339         mimeview->textview->messageview = messageview;
 340         mimeview->messageview = messageview;
 341
 342         vbox = gtk_vbox_new(FALSE, 0);
 343         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
 344                            FALSE, FALSE, 0);
 345         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
 346                            FALSE, FALSE, 0);
 347         gtk_box_pack_start(GTK_BOX(vbox),
 348                            GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
 349         gtk_widget_show(vbox);
 350
 351         messageview->vbox        = vbox;
 352         messageview->new_window  = FALSE;
 353         messageview->window      = NULL;
 354         messageview->headerview  = headerview;
 355         messageview->mimeview    = mimeview;
 356         messageview->noticeview = noticeview;
 357         messageview->mainwin    = mainwin;
 358
 359         messageview->statusbar     = NULL;
 360         messageview->statusbar_cid = 0;
 361
 362         messageview->msginfo_update_callback_id =
 363                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, messageview_update_msg, (gpointer) messageview);
 364
 365         return messageview;
 366 }
 367
 368 GList *messageview_get_msgview_list(void)
 369 {
 370         return msgview_list;
 371 }
 372
 373 void messageview_update_actions_menu(MessageView *msgview)
 374 {
 375         GtkItemFactory *ifactory;
 376
 377         /* Messages opened in a new window do not have a menu bar */
 378         if (msgview->menubar == NULL)
 379                 return;
 380         ifactory = gtk_item_factory_from_widget(msgview->menubar);
 381         action_update_msgview_menu(ifactory, "/Tools/Actions", msgview);
 382 }
 383
 384 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window)
 385 {
 386         GtkWidget *handlebox;
 387         GtkWidget *vbox;
 388         GtkWidget *menubar;
 389         GtkWidget *statusbar;
 390         guint n_menu_entries;
 391
 392         vbox = gtk_vbox_new(FALSE, 0);
 393         gtk_widget_show(vbox);
 394         gtk_container_add(GTK_CONTAINER(window), vbox);
 395
 396         n_menu_entries = sizeof(msgview_entries) / sizeof(msgview_entries[0]);
 397         menubar = menubar_create(window, msgview_entries,
 398                                  n_menu_entries, "<MessageView>", msgview);
 399         gtk_widget_show(menubar);
 400         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
 401
 402         if (prefs_common.toolbar_detachable) {
 403                 handlebox = gtk_handle_box_new();
 404         } else {
 405                 handlebox = gtk_hbox_new(FALSE, 0);
 406         }
 407         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
 408         gtk_widget_realize(handlebox);
 409         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
 410                                           (gpointer)msgview);
 411
 412         statusbar = gtk_statusbar_new();
 413         gtk_widget_show(statusbar);
 414         gtk_box_pack_end(GTK_BOX(vbox), statusbar, FALSE, FALSE, 0);
 415         msgview->statusbar = statusbar;
 416         msgview->statusbar_cid = gtk_statusbar_get_context_id
 417                 (GTK_STATUSBAR(statusbar), "Message View");
 418
 419         msgview->handlebox = handlebox;
 420         msgview->menubar   = menubar;
 421
 422         gtk_container_add(GTK_CONTAINER(vbox),
 423                           GTK_WIDGET_PTR(msgview));
 424
 425         messageview_update_actions_menu(msgview);
 426
 427         msgview_list = g_list_append(msgview_list, msgview);
 428 }
 429
 430 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
 431 {
 432         MessageView *msgview;
 433         GtkWidget *window;
 434         static GdkGeometry geometry;
 435
 436         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 437         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
 438         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 439
 440         if (!geometry.min_height) {
 441                 geometry.min_width = 320;
 442                 geometry.min_height = 200;
 443         }
 444         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 445                                       GDK_HINT_MIN_SIZE);
 446
 447         gtk_widget_set_size_request(window, prefs_common.msgwin_width,
 448                                     prefs_common.msgwin_height);
 449
 450         msgview = messageview_create(mainwin);
 451
 452         g_signal_connect(G_OBJECT(window), "size_allocate",
 453                          G_CALLBACK(messageview_size_allocate_cb),
 454                          msgview);
 455         g_signal_connect(G_OBJECT(window), "delete_event",
 456                          G_CALLBACK(messageview_delete_cb), msgview);
 457         g_signal_connect(G_OBJECT(window), "key_press_event",
 458                          G_CALLBACK(key_pressed), msgview);
 459
 460         messageview_add_toolbar(msgview, window);
 461
 462         gtk_widget_grab_focus(msgview->mimeview->textview->text);
 463         gtk_widget_show(window);
 464
 465         msgview->new_window = TRUE;
 466         msgview->window = window;
 467         msgview->visible = TRUE;
 468
 469         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox,
 470                           prefs_common.toolbar_style);
 471         messageview_init(msgview);
 472
 473         return msgview;
 474 }
 475
 476 void messageview_init(MessageView *messageview)
 477 {
 478         headerview_init(messageview->headerview);
 479         mimeview_init(messageview->mimeview);
 480         /*messageview_set_font(messageview);*/
 481
 482         noticeview_hide(messageview->noticeview);
 483 }
 484
 485 static void notification_convert_header(gchar *dest, gint len,
 486                                         const gchar *src_,
 487                                         gint header_len)
 488 {
 489         char *src;
 490
 491         g_return_if_fail(src_ != NULL);
 492         g_return_if_fail(dest != NULL);
 493
 494         if (len < 1) return;
 495
 496         Xstrndup_a(src, src_, len, return);
 497
 498         remove_return(src);
 499
 500         if (is_ascii_str(src)) {
 501                 strncpy2(dest, src, len);
 502                 dest[len - 1] = '\0';
 503                 return;
 504         } else
 505                 conv_encode_header(dest, len, src, header_len, FALSE);
 506 }
 507
 508 static gint disposition_notification_send(MsgInfo *msginfo)
 509 {
 510         gchar buf[BUFFSIZE];
 511         gchar tmp[MAXPATHLEN + 1];
 512         FILE *fp;
 513         GList *ac_list;
 514         PrefsAccount *account = NULL;
 515         gint ok;
 516         gchar *to;
 517         FolderItem *queue, *outbox;
 518         gint num;
 519         gchar *path;
 520         gchar *addr;
 521         gchar *addrp;
 522
 523         if ((!msginfo->returnreceiptto) &&
 524             (!msginfo->dispositionnotificationto))
 525                 return -1;
 526
 527         /* RFC2298: Test for Return-Path */
 528         if (msginfo->dispositionnotificationto)
 529                 to = msginfo->dispositionnotificationto;
 530         else
 531                 to = msginfo->returnreceiptto;
 532
 533         ok = procheader_get_header_from_msginfo(msginfo, buf, sizeof(buf),
 534                                 "Return-Path:");
 535         if (ok == 0) {
 536                 gchar *to_addr = g_strdup(to);
 537                 extract_address(to_addr);
 538                 extract_address(buf);
 539                 ok = strcmp(to_addr, buf);
 540                 g_free(to_addr);
 541         } else {
 542                 strncpy(buf, _("<No Return-Path found>"),
 543                                 sizeof(buf));
 544         }
 545
 546         if (ok != 0) {
 547                 AlertValue val;
 548                 gchar *message;
 549                 message = g_strdup_printf(
 550                                  _("The notification address to which the "
 551                                    "return receipt is to be sent\n"
 552                                    "does not correspond to the return path:\n"
 553                                    "Notification address: %s\n"
 554                                    "Return path: %s\n"
 555                                    "It is advised to not to send the return "
 556                                    "receipt."), to, buf);
 557                 val = alertpanel_full(_("Warning"), message,
 558                                         _("Send"), _("+Don't Send"), NULL, FALSE,
 559                                         NULL, ALERT_WARNING, G_ALERTALTERNATE);
 560                 g_free(message);
 561                 if (val != G_ALERTDEFAULT)
 562                         return -1;
 563         }
 564
 565         ac_list = account_find_all_from_address(NULL, msginfo->to);
 566         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
 567
 568         if (ac_list == NULL) {
 569                 AlertValue val =
 570                 alertpanel_full(_("Warning"),
 571                                 _("This message is asking for a return "
 572                                 "receipt notification\n"
 573                                 "but according to its 'To:' and 'CC:' "
 574                                 "headers it was not\nofficially addressed "
 575                                 "to you.\n"
 576                                 "It is advised to not to send the return ."
 577                                 "receipt."),
 578                                 _("Send"), _("+Don't Send"),NULL, FALSE,
 579                                 NULL, ALERT_WARNING, G_ALERTALTERNATE);
 580                 if (val != G_ALERTDEFAULT)
 581                         return -1;
 582         }
 583
 584         if (g_list_length(ac_list) > 1)
 585                 account = select_account_from_list(ac_list);
 586         else if (ac_list != NULL)
 587                 account = (PrefsAccount *) ac_list->data;
 588         g_list_free(ac_list);
 589
 590         if (account == NULL)
 591                 account = account_get_default();
 592         if (!account || account->protocol == A_NNTP) {
 593                 alertpanel_error(_("Account for sending mail is not specified.\n"
 594                                    "Please select a mail account before sending."));
 595                 return -1;
 596         }
 597
 598         /* write to temporary file */
 599         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
 600                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
 601
 602         if ((fp = g_fopen(tmp, "wb")) == NULL) {
 603                 FILE_OP_ERROR(tmp, "fopen");
 604                 return -1;
 605         }
 606
 607         /* chmod for security */
 608         if (change_file_mode_rw(fp, tmp) < 0) {
 609                 FILE_OP_ERROR(tmp, "chmod");
 610                 g_warning("can't change file mode\n");
 611         }
 612
 613         addr = g_strdup(to);
 614
 615         extract_address(addr);
 616         addrp = addr;
 617
 618         /* write queue headers */
 619         fprintf(fp, "AF:\n");
 620         fprintf(fp, "NF:0\n");
 621         fprintf(fp, "PS:10\n");
 622         fprintf(fp, "SRH:1\n");
 623         fprintf(fp, "SFN:\n");
 624         fprintf(fp, "DSR:\n");
 625         fprintf(fp, "MID:\n");
 626         fprintf(fp, "CFG:\n");
 627         fprintf(fp, "PT:0\n");
 628         fprintf(fp, "S:%s\n", account->address);
 629         fprintf(fp, "RQ:\n");
 630         if (account->smtp_server)
 631                 fprintf(fp, "SSV:%s\n", account->smtp_server);
 632         else
 633                 fprintf(fp, "SSV:\n");
 634         fprintf(fp, "SSH:\n");
 635         fprintf(fp, "R:<%s>\n", addrp);
 636
 637         g_free(addrp);
 638
 639         /* check whether we need to save the message */
 640         outbox = account_get_special_folder(account, F_OUTBOX);
 641         if (folder_get_default_outbox() == outbox && !prefs_common.savemsg)
 642                 outbox = NULL;
 643         if (outbox) {
 644                 path = folder_item_get_identifier(outbox);
 645                 fprintf(fp, "SCF:%s\n", path);
 646                 g_free(path);
 647         }
 648
 649         fprintf(fp, "\n");
 650
 651         /* Date */
 652         get_rfc822_date(buf, sizeof(buf));
 653         fprintf(fp, "Date: %s\n", buf);
 654
 655         /* From */
 656         if (account->name && *account->name) {
 657                 notification_convert_header
 658                         (buf, sizeof(buf), account->name,
 659                          strlen("From: "));
 660                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
 661         } else
 662                 fprintf(fp, "From: %s\n", account->address);
 663
 664         fprintf(fp, "To: %s\n", to);
 665
 666         /* Subject */
 667         notification_convert_header(buf, sizeof(buf), msginfo->subject,
 668                                     strlen("Subject: "));
 669         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
 670
 671         /* Message ID */
 672         generate_msgid(buf, sizeof(buf));
 673         fprintf(fp, "Message-ID: <%s>\n", buf);
 674
 675         if (fclose(fp) == EOF) {
 676                 FILE_OP_ERROR(tmp, "fclose");
 677                 g_unlink(tmp);
 678                 return -1;
 679         }
 680
 681         /* put it in queue */
 682         queue = account_get_special_folder(account, F_QUEUE);
 683         if (!queue) queue = folder_get_default_queue();
 684         if (!queue) {
 685                 g_warning("can't find queue folder\n");
 686                 g_unlink(tmp);
 687                 return -1;
 688         }
 689         folder_item_scan(queue);
 690         if ((num = folder_item_add_msg(queue, tmp, NULL, TRUE)) < 0) {
 691                 g_warning("can't queue the message\n");
 692                 g_unlink(tmp);
 693                 return -1;
 694         }
 695
 696         if (prefs_common.work_offline)
 697                 if (alertpanel(_("Offline warning"),
 698                                _("You're working offline. Override?"),
 699                                GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT)
 700                         return 0;
 701
 702         /* send it */
 703         path = folder_item_fetch_msg(queue, num);
 704         ok = procmsg_send_message_queue(path);
 705         g_free(path);
 706         folder_item_remove_msg(queue, num);
 707
 708         return ok;
 709 }
 710
 711 GList *messageview_get_window_list(void)
 712 {
 713         return messageview_list;
 714 }
 715
 716 static gboolean find_encrypted_func(GNode *node, gpointer data)
 717 {
 718         MimeInfo *mimeinfo = (MimeInfo *) node->data;
 719         MimeInfo **encinfo = (MimeInfo **) data;
 720
 721         if (privacy_mimeinfo_is_encrypted(mimeinfo)) {
 722                 *encinfo = mimeinfo;
 723                 return TRUE;
 724         }
 725
 726         return FALSE;
 727 }
 728
 729 static MimeInfo *find_encrypted_part(MimeInfo *rootinfo)
 730 {
 731         MimeInfo *encinfo = NULL;
 732
 733         g_node_traverse(rootinfo->node, G_IN_ORDER, G_TRAVERSE_ALL, -1,
 734                 find_encrypted_func, &encinfo);
 735
 736         return encinfo;
 737 }
 738
 739 gint messageview_show(MessageView *messageview, MsgInfo *msginfo,
 740                       gboolean all_headers)
 741 {
 742         gchar *file;
 743         MimeInfo *mimeinfo, *encinfo;
 744
 745         g_return_val_if_fail(msginfo != NULL, -1);
 746
 747         mimeinfo = procmime_scan_message(msginfo);
 748         if (!mimeinfo) {
 749                 textview_show_error(messageview->mimeview->textview);
 750                 return -1;
 751         }
 752
 753         while ((encinfo = find_encrypted_part(mimeinfo)) != NULL) {
 754                 debug_print("decrypting message part\n");
 755                 if (privacy_mimeinfo_decrypt(encinfo) < 0)
 756                         break;
 757         }
 758
 759         file = procmsg_get_message_file_path(msginfo);
 760         if (!file) {
 761                 g_warning("can't get message file path.\n");
 762                 procmime_mimeinfo_free_all(mimeinfo);
 763                 textview_show_error(messageview->mimeview->textview);
 764                 return -1;
 765         }
 766
 767         if (messageview->msginfo != msginfo) {
 768                 procmsg_msginfo_free(messageview->msginfo);
 769                 messageview->msginfo = procmsg_msginfo_get_full_info(msginfo);
 770                 if (!messageview->msginfo)
 771                         messageview->msginfo = procmsg_msginfo_copy(msginfo);
 772         }
 773         headerview_show(messageview->headerview, messageview->msginfo);
 774
 775         textview_set_all_headers(messageview->mimeview->textview,
 776                         messageview->all_headers);
 777
 778         mimeview_show_message(messageview->mimeview, mimeinfo, file);
 779         messageview_set_position(messageview, 0);
 780
 781         if (messageview->msginfo->partial_recv)
 782                 partial_recv_show(messageview->noticeview,
 783                                   messageview->msginfo);
 784         else if ((messageview->msginfo->dispositionnotificationto ||
 785              messageview->msginfo->returnreceiptto) &&
 786             !MSG_IS_RETRCPT_SENT(messageview->msginfo->flags))
 787                 return_receipt_show(messageview->noticeview,
 788                                     messageview->msginfo);
 789         else
 790                 noticeview_hide(messageview->noticeview);
 791
 792         mimeinfo = procmime_mimeinfo_next(mimeinfo);
 793         if (mimeinfo && (mimeinfo->type != MIMETYPE_TEXT ||
 794             (strcmp(mimeinfo->subtype, "plain") &&
 795              strcmp(mimeinfo->subtype, "html")))) {
 796                 mimeview_show_part(messageview->mimeview,mimeinfo);
 797         }
 798
 799         g_free(file);
 800
 801         return 0;
 802 }
 803
 804 void messageview_reflect_prefs_pixmap_theme(void)
 805 {
 806         GList *cur;
 807         MessageView *msgview;
 808
 809         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 810                 msgview = (MessageView*)cur->data;
 811                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
 812                 mimeview_update(msgview->mimeview);
 813         }
 814 }
 815
 816 void messageview_clear(MessageView *messageview)
 817 {
 818         procmsg_msginfo_free(messageview->msginfo);
 819         messageview->msginfo = NULL;
 820         messageview->filtered = FALSE;
 821         mimeview_clear(messageview->mimeview);
 822         headerview_clear(messageview->headerview);
 823         noticeview_hide(messageview->noticeview);
 824 }
 825
 826 void messageview_destroy(MessageView *messageview)
 827 {
 828         debug_print("destroy messageview\n");
 829         messageview_list = g_list_remove(messageview_list, messageview);
 830
 831         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
 832                               messageview->msginfo_update_callback_id);
 833
 834         headerview_destroy(messageview->headerview);
 835         mimeview_destroy(messageview->mimeview);
 836         noticeview_destroy(messageview->noticeview);
 837
 838         procmsg_msginfo_free(messageview->msginfo);
 839         toolbar_clear_list(TOOLBAR_MSGVIEW);
 840         if (messageview->toolbar) {
 841                 toolbar_destroy(messageview->toolbar);
 842                 g_free(messageview->toolbar);
 843         }
 844
 845         msgview_list = g_list_remove(msgview_list, messageview);
 846
 847         if (messageview->window)
 848                 gtk_widget_destroy(messageview->window);
 849         g_free(messageview);
 850 }
 851
 852 void messageview_delete(MessageView *msgview)
 853 {
 854         MsgInfo *msginfo = NULL;
 855         FolderItem *trash = NULL;
 856         PrefsAccount *ac = NULL;
 857
 858         if (msgview->msginfo && msgview->mainwin && msgview->mainwin->summaryview)
 859                 msginfo = summary_get_selected_msg(msgview->mainwin->summaryview);
 860
 861         /* need a procmsg_msginfo_equal() */
 862         if (msginfo && msgview->msginfo &&
 863             msginfo->msgnum == msgview->msginfo->msgnum &&
 864             msginfo->folder == msgview->msginfo->folder) {
 865                 summary_delete_trash(msgview->mainwin->summaryview);
 866         } else {
 867                 msginfo = msgview->msginfo;
 868
 869                 g_return_if_fail(msginfo != NULL);
 870
 871                 /* to get the trash folder, we have to choose either
 872                  * the folder's or account's trash default - we prefer
 873                  * the one in the account prefs */
 874                 if (msginfo->folder) {
 875                         if (NULL != (ac = account_find_from_item(msginfo->folder)))
 876                                 trash = account_get_special_folder(ac, F_TRASH);
 877                         if (!trash && msginfo->folder->folder)
 878                                 trash = msginfo->folder->folder->trash;
 879                         /* if still not found, use the default */
 880                         if (!trash)
 881                                 trash = folder_get_default_trash();
 882                 }
 883
 884                 g_return_if_fail(trash != NULL);
 885
 886                 if (prefs_common.immediate_exec)
 887                         /* TODO: Delete from trash */
 888                         folder_item_move_msg(trash, msginfo);
 889                 else {
 890                         procmsg_msginfo_set_to_folder(msginfo, trash);
 891                         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
 892                         /* NOTE: does not update to next message in summaryview */
 893                 }
 894         }
 895 }
 896
 897 /*
 898  * \brief update messageview with currently selected message in summaryview
 899  *        leave unchanged if summaryview is empty
 900  * \param pointer to MessageView
 901  */
 902 static void messageview_update(MessageView *msgview)
 903 {
 904         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
 905
 906         g_return_if_fail(summaryview != NULL);
 907
 908         if (summaryview->selected) {
 909                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 910                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree,
 911                                                       summaryview->selected);
 912                 if (msginfo == NULL)
 913                         return;
 914
 915                 messageview_show(msgview, msginfo,
 916                                  msgview->all_headers);
 917         }
 918 }
 919
 920 void messageview_quote_color_set(void)
 921 {
 922 }
 923
 924 void messageview_set_font(MessageView *messageview)
 925 {
 926 }
 927
 928 TextView *messageview_get_current_textview(MessageView *messageview)
 929 {
 930         TextView *text = NULL;
 931
 932         text = messageview->mimeview->textview;
 933
 934         return text;
 935 }
 936
 937 MimeInfo *messageview_get_selected_mime_part(MessageView *messageview)
 938 {
 939         return mimeview_get_selected_part(messageview->mimeview);
 940 }
 941
 942 void messageview_copy_clipboard(MessageView *messageview)
 943 {
 944         TextView *text;
 945
 946         text = messageview_get_current_textview(messageview);
 947         if (text) {
 948                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
 949                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
 950                 GtkClipboard *clipboard
 951                         = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
 952
 953                 gtk_text_buffer_copy_clipboard(buffer, clipboard);
 954         }
 955 }
 956
 957 void messageview_select_all(MessageView *messageview)
 958 {
 959         TextView *text;
 960
 961         text = messageview_get_current_textview(messageview);
 962         if (text) {
 963                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
 964                 GtkTextBuffer *buffer;
 965                 GtkTextIter start, end;
 966
 967                 buffer = gtk_text_view_get_buffer(textview);
 968                 gtk_text_buffer_get_bounds(buffer, &start, &end);
 969                 gtk_text_buffer_select_range(buffer, &start, &end);
 970         }
 971 }
 972
 973 void messageview_set_position(MessageView *messageview, gint pos)
 974 {
 975         TextView *text;
 976
 977         text = messageview_get_current_textview(messageview);
 978         if (text)
 979                 textview_set_position(text, pos);
 980 }
 981
 982 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
 983                                    gboolean case_sens)
 984 {
 985         TextView *text;
 986
 987         text = messageview_get_current_textview(messageview);
 988         if (text)
 989                 return textview_search_string(text, str, case_sens);
 990         return FALSE;
 991 }
 992
 993 gboolean messageview_search_string_backward(MessageView *messageview,
 994                                             const gchar *str,
 995                                             gboolean case_sens)
 996 {
 997         TextView *text;
 998
 999         text = messageview_get_current_textview(messageview);
1000         if (text)
1001                 return textview_search_string_backward(text,
1002                                                        str, case_sens);
1003         return FALSE;
1004 }
1005
1006 gboolean messageview_is_visible(MessageView *messageview)
1007 {
1008         return messageview->visible;
1009 }
1010
1011 void messageview_save_as(MessageView *messageview)
1012 {
1013         gchar *filename = NULL;
1014         MsgInfo *msginfo;
1015         gchar *src, *dest, *tmp;
1016
1017         if (!messageview->msginfo) return;
1018         msginfo = messageview->msginfo;
1019
1020         if (msginfo->subject) {
1021                 Xstrdup_a(filename, msginfo->subject, return);
1022                 subst_for_filename(filename);
1023         }
1024         dest = filesel_select_file_save(_("Save as"), filename);
1025         if (!dest) return;
1026         if (is_file_exist(dest)) {
1027                 AlertValue aval;
1028
1029                 aval = alertpanel(_("Overwrite"),
1030                                   _("Overwrite existing file?"),
1031                                   GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL);
1032                 if (G_ALERTDEFAULT != aval) return;
1033         }
1034
1035         src = procmsg_get_message_file(msginfo);
1036         if (copy_file(src, dest, TRUE) < 0) {
1037                 tmp =  g_path_get_basename(dest);
1038                 alertpanel_error(_("Can't save the file '%s'."), tmp);
1039                 g_free(tmp);
1040         }
1041         g_free(dest);
1042         g_free(src);
1043 }
1044
1045 static gint messageview_delete_cb(GtkWidget *widget, GdkEventAny *event,
1046                                   MessageView *messageview)
1047 {
1048         messageview_destroy(messageview);
1049         return TRUE;
1050 }
1051
1052 static void messageview_size_allocate_cb(GtkWidget *widget,
1053                                          GtkAllocation *allocation)
1054 {
1055         g_return_if_fail(allocation != NULL);
1056
1057         prefs_common.msgwin_width  = allocation->width;
1058         prefs_common.msgwin_height = allocation->height;
1059 }
1060
1061 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1062                         MessageView *messageview)
1063 {
1064         if (event && event->keyval == GDK_Escape && messageview->window) {
1065                 messageview_destroy(messageview);
1066                 return TRUE;
1067         }
1068         return FALSE;
1069 }
1070
1071 void messageview_toggle_view_real(MessageView *messageview)
1072 {
1073         MainWindow *mainwin = messageview->mainwin;
1074         union CompositeWin *cwin = &mainwin->win;
1075         GtkWidget *vpaned = NULL;
1076         GtkWidget *container = NULL;
1077         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
1078
1079         switch (mainwin->type) {
1080         case SEPARATE_NONE:
1081                 vpaned = cwin->sep_none.vpaned;
1082                 container = cwin->sep_none.hpaned;
1083                 break;
1084         case SEPARATE_FOLDER:
1085                 vpaned = cwin->sep_folder.vpaned;
1086                 container = mainwin->vbox_body;
1087                 break;
1088         case SEPARATE_MESSAGE:
1089         case SEPARATE_BOTH:
1090                 return;
1091         }
1092
1093         if (vpaned->parent != NULL) {
1094                 gtk_widget_ref(vpaned);
1095                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
1096                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
1097                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
1098         } else {
1099                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
1100                 gtk_container_add(GTK_CONTAINER(container), vpaned);
1101                 gtk_widget_unref(vpaned);
1102                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
1103                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
1104         }
1105 }
1106
1107 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
1108 {
1109         noticeview_set_text(noticeview, _("This message asks for a return receipt."));
1110         noticeview_set_button_text(noticeview, _("Send receipt"));
1111         noticeview_set_button_press_callback(noticeview,
1112                                              G_CALLBACK(return_receipt_send_clicked),
1113                                              (gpointer) msginfo);
1114         noticeview_show(noticeview);
1115 }
1116
1117 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
1118 {
1119         MsgInfo *tmpmsginfo;
1120         gchar *file;
1121
1122         file = procmsg_get_message_file_path(msginfo);
1123         if (!file) {
1124                 g_warning("can't get message file path.\n");
1125                 return;
1126         }
1127
1128         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
1129         tmpmsginfo->folder = msginfo->folder;
1130         tmpmsginfo->msgnum = msginfo->msgnum;
1131
1132         if (disposition_notification_send(tmpmsginfo) >= 0) {
1133                 procmsg_msginfo_set_flags(msginfo, MSG_RETRCPT_SENT, 0);
1134                 noticeview_hide(noticeview);
1135         }
1136
1137         procmsg_msginfo_free(tmpmsginfo);
1138         g_free(file);
1139 }
1140
1141 static void partial_recv_show(NoticeView *noticeview, MsgInfo *msginfo)
1142 {
1143         gchar *text = NULL;
1144         gchar *button1 = NULL;
1145         gchar *button2 = NULL;
1146         void  *button1_cb = NULL;
1147         void  *button2_cb = NULL;
1148
1149         if (!partial_msg_in_uidl_list(msginfo)) {
1150                 text = g_strdup_printf(_("This message has been partially "
1151                                 "retrieved,\nand has been deleted from the "
1152                                 "server."));
1153         } else {
1154                 switch (msginfo->planned_download) {
1155                 case POP3_PARTIAL_DLOAD_UNKN:
1156                         text = g_strdup_printf(_("This message has been "
1157                                         "partially retrieved;\nit is %s."),
1158                                         to_human_readable(
1159                                                 (off_t)(msginfo->total_size)));
1160                         button1 = _("Mark for download");
1161                         button2 = _("Mark for deletion");
1162                         button1_cb = partial_recv_dload_clicked;
1163                         button2_cb = partial_recv_del_clicked;
1164                         break;
1165                 case POP3_PARTIAL_DLOAD_DLOAD:
1166                         text = g_strdup_printf(_("This message has been "
1167                                         "partially retrieved;\nit is %s and "
1168                                         "will be downloaded."),
1169                                         to_human_readable(
1170                                                 (off_t)(msginfo->total_size)));
1171                         button1 = _("Unmark");
1172                         button1_cb = partial_recv_unmark_clicked;
1173                         button2 = _("Mark for deletion");
1174                         button2_cb = partial_recv_del_clicked;
1175                         break;
1176                 case POP3_PARTIAL_DLOAD_DELE:
1177                         text = g_strdup_printf(_("This message has been "
1178                                         "partially retrieved;\nit is %s and "
1179                                         "will be deleted."),
1180                                         to_human_readable(
1181                                                 (off_t)(msginfo->total_size)));
1182                         button1 = _("Mark for download");
1183                         button1_cb = partial_recv_dload_clicked;
1184                         button2 = _("Unmark");
1185                         button2_cb = partial_recv_unmark_clicked;
1186                         break;
1187                 default:
1188                         return;
1189                 }
1190         }
1191
1192         noticeview_set_text(noticeview, text);
1193         g_free(text);
1194         noticeview_set_button_text(noticeview, button1);
1195         noticeview_set_button_press_callback(noticeview,
1196                      G_CALLBACK(button1_cb), (gpointer) msginfo);
1197
1198         noticeview_set_2ndbutton_text(noticeview, button2);
1199         noticeview_set_2ndbutton_press_callback(noticeview,
1200                      G_CALLBACK(button2_cb), (gpointer) msginfo);
1201
1202         noticeview_show(noticeview);
1203 }
1204
1205 static void partial_recv_dload_clicked(NoticeView *noticeview,
1206                                        MsgInfo *msginfo)
1207 {
1208         if (partial_mark_for_download(msginfo) == 0) {
1209                 partial_recv_show(noticeview, msginfo);
1210         }
1211 }
1212
1213 static void partial_recv_del_clicked(NoticeView *noticeview,
1214                                        MsgInfo *msginfo)
1215 {
1216         if (partial_mark_for_delete(msginfo) == 0) {
1217                 partial_recv_show(noticeview, msginfo);
1218         }
1219 }
1220
1221 static void partial_recv_unmark_clicked(NoticeView *noticeview,
1222                                        MsgInfo *msginfo)
1223 {
1224         if (partial_unmark(msginfo) == 0) {
1225                 partial_recv_show(noticeview, msginfo);
1226         }
1227 }
1228
1229 static void select_account_cb(GtkWidget *w, gpointer data)
1230 {
1231         *(gint*)data = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(w), MENU_VAL_ID));
1232 }
1233
1234 static PrefsAccount *select_account_from_list(GList *ac_list)
1235 {
1236         GtkWidget *optmenu;
1237         GtkWidget *menu;
1238         gint account_id;
1239
1240         g_return_val_if_fail(ac_list != NULL, NULL);
1241         g_return_val_if_fail(ac_list->data != NULL, NULL);
1242
1243         optmenu = gtk_option_menu_new();
1244         menu = gtkut_account_menu_new(ac_list,
1245                         G_CALLBACK(select_account_cb),
1246                         &account_id);
1247         if (!menu)
1248                 return NULL;
1249         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
1250         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
1251         account_id = ((PrefsAccount *) ac_list->data)->account_id;
1252         if (alertpanel_with_widget(
1253                                 _("Return Receipt Notification"),
1254                                 _("The message was sent to several of your "
1255                                   "accounts.\n"
1256                                   "Please choose which account do you want to "
1257                                   "use for sending the receipt notification:"),
1258                                 _("Send Notification"), _("+Cancel"), NULL,
1259                                 optmenu) != G_ALERTDEFAULT)
1260                 return NULL;
1261         return account_find_from_id(account_id);
1262 }
1263
1264 /*
1265  * \brief return selected messageview text, when nothing is
1266  *        selected and message was filtered, return complete text
1267  *
1268  * \param  pointer to Messageview
1269  *
1270  * \return pointer to text (needs to be free'd by calling func)
1271  */
1272 gchar *messageview_get_selection(MessageView *msgview)
1273 {
1274         TextView *textview;
1275         gchar *text = NULL;
1276         GtkTextView *edit = NULL;
1277         GtkTextBuffer *textbuf;
1278         gint body_pos = 0;
1279
1280         g_return_val_if_fail(msgview != NULL, NULL);
1281
1282         textview = messageview_get_current_textview(msgview);
1283         g_return_val_if_fail(textview != NULL, NULL);
1284
1285         edit = GTK_TEXT_VIEW(textview->text);
1286         g_return_val_if_fail(edit != NULL, NULL);
1287         body_pos = textview->body_pos;
1288
1289         textbuf = gtk_text_view_get_buffer(edit);
1290
1291         if (gtk_text_buffer_get_selection_bounds(textbuf, NULL, NULL))
1292                 return gtkut_text_view_get_selection(edit);
1293         else if (msgview->filtered) {
1294                 GtkTextIter start_iter, end_iter;
1295                 gtk_text_buffer_get_iter_at_offset(textbuf, &start_iter, body_pos);
1296                 gtk_text_buffer_get_end_iter(textbuf, &end_iter);
1297                 gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter, FALSE);
1298         } else
1299                 text = NULL;
1300
1301         return text;
1302 }
1303
1304 static void save_as_cb(gpointer data, guint action, GtkWidget *widget)
1305 {
1306         MessageView *messageview = (MessageView *)data;
1307         messageview_save_as(messageview);
1308 }
1309
1310 static void print_cb(gpointer data, guint action, GtkWidget *widget)
1311 {
1312         MessageView *messageview = (MessageView *)data;
1313 #ifndef USE_GNOMEPRINT
1314         gchar *cmdline = NULL;
1315         gchar *p;
1316 #endif
1317
1318         if (!messageview->msginfo) return;
1319 #ifndef USE_GNOMEPRINT
1320         cmdline = input_dialog(_("Print"),
1321                                _("Enter the print command line:\n"
1322                                  "('%s' will be replaced with file name)"),
1323                                prefs_common.print_cmd);
1324         if (!cmdline) return;
1325         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
1326             strchr(p + 2, '%')) {
1327                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
1328                                  cmdline);
1329                 g_free(cmdline);
1330                 return;
1331         }
1332         procmsg_print_message(messageview->msginfo, cmdline);
1333         g_free(cmdline);
1334 #else
1335         if (!messageview->mimeview
1336         ||  !messageview->mimeview->textview
1337         ||  !messageview->mimeview->textview->text)
1338                 alertpanel_warning(_("Cannot print: the message doesn't "
1339                                      "contain text."));
1340
1341         gedit_print(
1342                 GTK_TEXT_VIEW(messageview->mimeview
1343                                 ->textview->text));
1344 #endif
1345 }
1346
1347 static void close_cb(gpointer data, guint action, GtkWidget *widget)
1348 {
1349         MessageView *messageview = (MessageView *)data;
1350         messageview_destroy(messageview);
1351 }
1352
1353 static void copy_cb(gpointer data, guint action, GtkWidget *widget)
1354 {
1355         MessageView *messageview = (MessageView *)data;
1356         messageview_copy_clipboard(messageview);
1357 }
1358
1359 static void allsel_cb(gpointer data, guint action, GtkWidget *widget)
1360 {
1361         MessageView *messageview = (MessageView *)data;
1362         messageview_select_all(messageview);
1363 }
1364
1365 static void search_cb(gpointer data, guint action, GtkWidget *widget)
1366 {
1367         MessageView *messageview = (MessageView *)data;
1368         message_search(messageview);
1369 }
1370
1371 static void set_charset_cb(gpointer data, guint action, GtkWidget *widget)
1372 {
1373         MessageView *messageview = (MessageView *)data;
1374         const gchar *charset;
1375
1376         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1377                 charset = conv_get_charset_str((CharSet)action);
1378                 g_free(messageview->forced_charset);
1379                 messageview->forced_charset = g_strdup(charset);
1380                 procmime_force_charset(charset);
1381
1382                 messageview_show(messageview, messageview->msginfo, FALSE);
1383         }
1384 }
1385
1386 static void set_decode_cb(gpointer data, guint action, GtkWidget *widget)
1387 {
1388         MessageView *messageview = (MessageView *)data;
1389         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1390                 messageview->forced_encoding = (EncodingType)action;
1391
1392                 messageview_show(messageview, messageview->msginfo, FALSE);
1393
1394                 debug_print("forced encoding: %d\n", action);
1395         }
1396 }
1397
1398
1399 static void view_source_cb(gpointer data, guint action, GtkWidget *widget)
1400 {
1401         MessageView *messageview = (MessageView *)data;
1402         SourceWindow *srcwin;
1403
1404         if (!messageview->msginfo) return;
1405
1406         srcwin = source_window_create();
1407         source_window_show_msg(srcwin, messageview->msginfo);
1408         source_window_show(srcwin);
1409 }
1410
1411 static void show_all_header_cb(gpointer data, guint action, GtkWidget *widget)
1412 {
1413         MessageView *messageview = (MessageView *)data;
1414         MsgInfo *msginfo = messageview->msginfo;
1415
1416         messageview->all_headers =
1417                         GTK_CHECK_MENU_ITEM(widget)->active;
1418         if (!msginfo) return;
1419         messageview->msginfo = NULL;
1420         messageview_show(messageview, msginfo,
1421                          GTK_CHECK_MENU_ITEM(widget)->active);
1422         procmsg_msginfo_free(msginfo);
1423         main_window_set_menu_sensitive(messageview->mainwin);
1424 }
1425
1426 static void compose_cb(gpointer data, guint action, GtkWidget *widget)
1427 {
1428         MessageView *messageview = (MessageView *)data;
1429         PrefsAccount *ac = NULL;
1430         FolderItem *item = NULL;
1431
1432         if (messageview->msginfo)
1433                 item = messageview->msginfo->folder;
1434
1435         if (item) {
1436                 ac = account_find_from_item(item);
1437                 if (ac && ac->protocol == A_NNTP &&
1438                     item->stype == F_NEWS) {
1439                         compose_new(ac, item->path, NULL);
1440                         return;
1441                 }
1442         }
1443
1444         compose_new(ac, NULL, NULL);
1445 }
1446
1447 static void reply_cb(gpointer data, guint action, GtkWidget *widget)
1448 {
1449         MessageView *messageview = (MessageView *)data;
1450         GSList *msginfo_list = NULL;
1451
1452         g_return_if_fail(messageview->msginfo);
1453
1454         msginfo_list = g_slist_append(msginfo_list, messageview->msginfo);
1455         compose_reply_from_messageview(messageview, msginfo_list, action);
1456         g_slist_free(msginfo_list);
1457 }
1458
1459 static void reedit_cb(gpointer data, guint action, GtkWidget *widget)
1460 {
1461         MessageView *messageview = (MessageView *)data;
1462         MsgInfo *msginfo;
1463
1464         if (!messageview->msginfo) return;
1465         msginfo = messageview->msginfo;
1466         if (!msginfo->folder) return;
1467         if (!folder_has_parent_of_type(msginfo->folder, F_DRAFT) &&
1468             !folder_has_parent_of_type(msginfo->folder, F_OUTBOX) &&
1469             !folder_has_parent_of_type(msginfo->folder, F_QUEUE))
1470                 return;
1471
1472         compose_reedit(msginfo);
1473 }
1474
1475 static void addressbook_open_cb(gpointer data, guint action, GtkWidget *widget)
1476 {
1477         addressbook_open(NULL);
1478 }
1479
1480 static void add_address_cb(gpointer data, guint action, GtkWidget *widget)
1481 {
1482         MessageView *messageview = (MessageView *)data;
1483         MsgInfo *msginfo;
1484         gchar *from;
1485
1486         if (!messageview->msginfo) return;
1487         msginfo = messageview->msginfo;
1488         Xstrdup_a(from, msginfo->from, return);
1489         eliminate_address_comment(from);
1490         extract_address(from);
1491         addressbook_add_contact(msginfo->fromname, from, NULL);
1492 }
1493
1494 static void create_filter_cb(gpointer data, guint action, GtkWidget *widget)
1495 {
1496         MessageView *messageview = (MessageView *)data;
1497         FolderItem * item;
1498
1499         if (!messageview->msginfo) return;
1500
1501         item = messageview->msginfo->folder;
1502         summary_msginfo_filter_open(item,  messageview->msginfo,
1503                                     (PrefsFilterType)action, 0);
1504 }
1505
1506 static void create_processing_cb(gpointer data, guint action,
1507                                  GtkWidget *widget)
1508 {
1509         MessageView *messageview = (MessageView *)data;
1510         FolderItem * item;
1511
1512         if (!messageview->msginfo) return;
1513
1514         item = messageview->msginfo->folder;
1515         summary_msginfo_filter_open(item,  messageview->msginfo,
1516                                     (PrefsFilterType)action, 1);
1517 }
1518
1519 static void about_cb(gpointer data, guint action, GtkWidget *widget)
1520 {
1521         about_show();
1522 }
1523
1524 static gboolean messageview_update_msg(gpointer source, gpointer data)
1525 {
1526         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
1527         MessageView *messageview = (MessageView *)data;
1528
1529         if (messageview->msginfo != msginfo_update->msginfo)
1530                 return FALSE;
1531
1532         if (msginfo_update->flags & MSGINFO_UPDATE_DELETED) {
1533                 messageview_clear(messageview);
1534                 messageview_update(messageview);
1535         }
1536
1537         return FALSE;
1538 }
1539
1540 void messageview_set_menu_sensitive(MessageView *messageview)
1541 {
1542         GtkItemFactory *ifactory;
1543         GtkWidget *menuitem;
1544
1545         if (!messageview || !messageview->new_window)
1546                 return;
1547         /* do some smart things */
1548         if (!messageview->menubar) return;
1549         ifactory = gtk_item_factory_from_widget(messageview->menubar);
1550         if (!ifactory) return;
1551         if (messageview->mainwin->type == SEPARATE_MESSAGE) {
1552                 menuitem = gtk_item_factory_get_widget(ifactory, "/View/Show all headers");
1553                 gtk_check_menu_item_set_active
1554                         (GTK_CHECK_MENU_ITEM(menuitem),
1555                          messageview->mimeview->textview->show_all_headers);
1556         }
1557 }