src/messageview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 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 <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkvbox.h>
  25 #include <gtk/gtkcontainer.h>
  26 #include <gtk/gtkeditable.h>
  27 #include <gtk/gtkwindow.h>
  28 #include <gtk/gtktext.h>
  29 #include <stdio.h>
  30 #include <ctype.h>
  31 #include <string.h>
  32
  33 #include "intl.h"
  34 #include "main.h"
  35 #include "messageview.h"
  36 #include "headerview.h"
  37 #include "summaryview.h"
  38 #include "textview.h"
  39 #include "imageview.h"
  40 #include "mimeview.h"
  41 #include "procmsg.h"
  42 #include "procheader.h"
  43 #include "procmime.h"
  44 #include "prefs_common.h"
  45 #include "gtkutils.h"
  46 #include "utils.h"
  47 #include "rfc2015.h"
  48 #include "about.h"
  49 #include "account.h"
  50 #include "alertpanel.h"
  51 #include "send.h"
  52 #include "pgptext.h"
  53 #include "menu.h"
  54 #include "stock_pixmap.h"
  55
  56
  57 static void messageview_change_view_type(MessageView    *messageview,
  58                                          MessageType     type);
  59 static void messageview_destroy_cb      (GtkWidget      *widget,
  60                                          MessageView    *messageview);
  61 static void messageview_size_allocate_cb(GtkWidget      *widget,
  62                                          GtkAllocation  *allocation);
  63 static void key_pressed                 (GtkWidget      *widget,
  64                                          GdkEventKey    *event,
  65                                          MessageView    *messageview);
  66
  67 static void return_receipt_show         (NoticeView     *noticeview,
  68                                          MsgInfo        *msginfo);
  69 static void return_receipt_send_clicked (NoticeView     *noticeview,
  70                                          MsgInfo        *msginfo);
  71
  72 static PrefsAccount *select_account_from_list
  73                                         (GList          *ac_list);
  74
  75 static void messageview_menubar_cb      (MessageView    *msgview,
  76                                          guint           action,
  77                                          GtkWidget      *widget);
  78 static void messageview_delete_cb       (MessageView    *msgview,
  79                                          guint           action,
  80                                          GtkWidget      *widget);
  81 static void messageview_close_cb        (gpointer        data,
  82                                          guint           action,
  83                                          GtkWidget      *widget);
  84 static void messageview_update          (MessageView *msgview);
  85 static void messageview_update_all      (MessageView *msgview);
  86
  87 static GList *msgview_list = NULL;
  88
  89 MessageView *messageview_create(MainWindow *mainwin)
  90 {
  91         MessageView *messageview;
  92         GtkWidget *vbox;
  93         HeaderView *headerview;
  94         TextView *textview;
  95         ImageView *imageview;
  96         MimeView *mimeview;
  97         NoticeView *noticeview;
  98
  99         debug_print("Creating message view...\n");
 100         messageview = g_new0(MessageView, 1);
 101
 102         messageview->type = MVIEW_TEXT;
 103
 104         headerview = headerview_create();
 105
 106         noticeview = noticeview_create(mainwin);
 107
 108         textview = textview_create();
 109         textview->messageview = messageview;
 110
 111         imageview = imageview_create();
 112         imageview->messageview = messageview;
 113
 114         mimeview = mimeview_create();
 115         mimeview->textview = textview_create();
 116         mimeview->textview->messageview = messageview;
 117         mimeview->imageview = imageview;
 118         mimeview->messageview = messageview;
 119
 120         vbox = gtk_vbox_new(FALSE, 0);
 121         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
 122                            FALSE, FALSE, 0);
 123         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
 124                            FALSE, FALSE, 0);
 125         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(textview),
 126                            TRUE, TRUE, 0);
 127
 128         /* to remove without destroyed */
 129         gtk_widget_ref(GTK_WIDGET_PTR(textview));
 130         gtk_widget_ref(GTK_WIDGET_PTR(imageview));
 131         gtk_widget_ref(GTK_WIDGET_PTR(mimeview));
 132         gtk_widget_ref(GTK_WIDGET_PTR(mimeview->textview));
 133
 134         messageview->vbox       = vbox;
 135         messageview->new_window = FALSE;
 136         messageview->window     = NULL;
 137         messageview->headerview = headerview;
 138         messageview->textview   = textview;
 139         messageview->imageview  = imageview;
 140         messageview->mimeview   = mimeview;
 141         messageview->noticeview = noticeview;
 142         messageview->mainwin    = mainwin;
 143
 144         return messageview;
 145 }
 146
 147 static GtkItemFactoryEntry messageview_entries[] =
 148 {
 149         {N_("/_File"),                          NULL, NULL, 0, "<Branch>"},
 150         {N_("/_File/---"),                      NULL, NULL, 0, "<Separator>"},
 151         {N_("/_File/_Close"),                   "<control>W", messageview_close_cb, 0, NULL},
 152
 153         {N_("/_Message"),                       NULL, NULL, 0, "<Branch>"},
 154         {N_("/_Message/_Reply"),                "<control>R",   messageview_menubar_cb, COMPOSE_REPLY, NULL},
 155         {N_("/_Message/Repl_y to"),             NULL, NULL, 0, "<Branch>"},
 156         {N_("/_Message/Repl_y to/_all"),        "<shift><control>R", messageview_menubar_cb, COMPOSE_REPLY_TO_ALL, NULL},
 157         {N_("/_Message/Repl_y to/_sender"),     NULL, messageview_menubar_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 158         {N_("/_Message/Repl_y to/mailing _list"),
 159                                                 "<control>L", messageview_menubar_cb, COMPOSE_REPLY_TO_LIST, NULL},
 160 /*      {N_("/_Message/Follow-up and reply to"),NULL, messageview_menubar_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL}, */
 161         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 162         {N_("/_Message/_Forward"),              "<control><alt>F", messageview_menubar_cb, COMPOSE_FORWARD, NULL},
 163         {N_("/_Message/Redirect"),              NULL, messageview_menubar_cb, COMPOSE_REDIRECT, NULL},
 164         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 165         {N_("/_Message/_Delete"),               "<control>D", messageview_delete_cb,  0, NULL},
 166
 167         {N_("/_Help"),                          NULL, NULL, 0, "<Branch>"},
 168         {N_("/_Help/_About"),                   NULL, about_show, 0, NULL}
 169 };
 170
 171
 172 GList *messageview_get_msgview_list(void)
 173 {
 174         return msgview_list;
 175 }
 176
 177 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window)
 178 {
 179         GtkWidget *handlebox;
 180         GtkWidget *vbox;
 181         GtkWidget *menubar;
 182         guint n_menu_entries;
 183
 184         vbox = gtk_vbox_new(FALSE, 0);
 185         gtk_widget_show(vbox);
 186         gtk_container_add(GTK_CONTAINER(window), vbox);
 187
 188         n_menu_entries = sizeof(messageview_entries) / sizeof(messageview_entries[0]);
 189         menubar = menubar_create(window, messageview_entries,
 190                                  n_menu_entries, "<MessageView>", msgview);
 191         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
 192
 193         handlebox = gtk_handle_box_new();
 194         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
 195         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
 196                                           (gpointer)msgview);
 197         msgview->handlebox = handlebox;
 198         msgview->menubar   = menubar;
 199
 200         gtk_container_add(GTK_CONTAINER(vbox),
 201                           GTK_WIDGET_PTR(msgview));
 202
 203         msgview_list = g_list_append(msgview_list, msgview);
 204 }
 205
 206 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
 207 {
 208         GtkWidget *window;
 209         MessageView *msgview;
 210
 211         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 212         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
 213         gtk_window_set_wmclass(GTK_WINDOW(window), "message_view", "Sylpheed");
 214         gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
 215         gtk_widget_set_usize(window, prefs_common.msgwin_width,
 216                              prefs_common.msgwin_height);
 217
 218         msgview = messageview_create(mainwin);
 219
 220         gtk_signal_connect(GTK_OBJECT(window), "size_allocate",
 221                            GTK_SIGNAL_FUNC(messageview_size_allocate_cb),
 222                            msgview);
 223         gtk_signal_connect(GTK_OBJECT(window), "destroy",
 224                            GTK_SIGNAL_FUNC(messageview_destroy_cb), msgview);
 225         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
 226                            GTK_SIGNAL_FUNC(key_pressed), msgview);
 227
 228         messageview_add_toolbar(msgview, window);
 229
 230         gtk_widget_grab_focus(msgview->textview->text);
 231         gtk_widget_show_all(window);
 232
 233         msgview->new_window = TRUE;
 234         msgview->window = window;
 235         msgview->visible = TRUE;
 236
 237         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox,
 238                           prefs_common.toolbar_style);
 239         messageview_init(msgview);
 240
 241         return msgview;
 242 }
 243
 244 void messageview_init(MessageView *messageview)
 245 {
 246         headerview_init(messageview->headerview);
 247         textview_init(messageview->textview);
 248         imageview_init(messageview->imageview);
 249         mimeview_init(messageview->mimeview);
 250         /*messageview_set_font(messageview);*/
 251
 252         noticeview_hide(messageview->noticeview);
 253 }
 254
 255 static void notification_convert_header(gchar *dest, gint len,
 256                                         const gchar *src_,
 257                                         gint header_len)
 258 {
 259         char *src;
 260
 261         g_return_if_fail(src_ != NULL);
 262         g_return_if_fail(dest != NULL);
 263
 264         if (len < 1) return;
 265
 266         Xstrndup_a(src, src_, len, return);
 267
 268         remove_return(src);
 269
 270         if (is_ascii_str(src)) {
 271                 strncpy2(dest, src, len);
 272                 dest[len - 1] = '\0';
 273                 return;
 274         } else
 275                 conv_encode_header(dest, len, src, header_len);
 276 }
 277
 278 static gint disposition_notification_queue(PrefsAccount * account,
 279                                            gchar * to, const gchar *file)
 280 {
 281         FolderItem *queue;
 282         gchar *tmp;
 283         FILE *fp, *src_fp;
 284         gchar buf[BUFFSIZE];
 285         gint num;
 286
 287         debug_print("queueing message...\n");
 288         g_return_val_if_fail(account != NULL, -1);
 289
 290         tmp = g_strdup_printf("%s%cqueue.%d", g_get_tmp_dir(),
 291                               G_DIR_SEPARATOR, (gint)file);
 292         if ((fp = fopen(tmp, "wb")) == NULL) {
 293                 FILE_OP_ERROR(tmp, "fopen");
 294                 g_free(tmp);
 295                 return -1;
 296         }
 297         if ((src_fp = fopen(file, "rb")) == NULL) {
 298                 FILE_OP_ERROR(file, "fopen");
 299                 fclose(fp);
 300                 unlink(tmp);
 301                 g_free(tmp);
 302                 return -1;
 303         }
 304         if (change_file_mode_rw(fp, tmp) < 0) {
 305                 FILE_OP_ERROR(tmp, "chmod");
 306                 g_warning("can't change file mode\n");
 307         }
 308
 309         /* queueing variables */
 310         fprintf(fp, "AF:\n");
 311         fprintf(fp, "NF:0\n");
 312         fprintf(fp, "PS:10\n");
 313         fprintf(fp, "SRH:1\n");
 314         fprintf(fp, "SFN:\n");
 315         fprintf(fp, "DSR:\n");
 316         fprintf(fp, "MID:\n");
 317         fprintf(fp, "CFG:\n");
 318         fprintf(fp, "PT:0\n");
 319         fprintf(fp, "S:%s\n", account->address);
 320         fprintf(fp, "RQ:\n");
 321         if (account->smtp_server)
 322                 fprintf(fp, "SSV:%s\n", account->smtp_server);
 323         else
 324                 fprintf(fp, "SSV:\n");
 325         if (account->nntp_server)
 326                 fprintf(fp, "NSV:%s\n", account->nntp_server);
 327         else
 328                 fprintf(fp, "NSV:\n");
 329         fprintf(fp, "SSH:\n");
 330         fprintf(fp, "R:<%s>", to);
 331         fprintf(fp, "\n");
 332         fprintf(fp, "\n");
 333
 334         while (fgets(buf, sizeof(buf), src_fp) != NULL) {
 335                 if (fputs(buf, fp) == EOF) {
 336                         FILE_OP_ERROR(tmp, "fputs");
 337                         fclose(fp);
 338                         fclose(src_fp);
 339                         unlink(tmp);
 340                         g_free(tmp);
 341                         return -1;
 342                 }
 343         }
 344
 345         fclose(src_fp);
 346         if (fclose(fp) == EOF) {
 347                 FILE_OP_ERROR(tmp, "fclose");
 348                 unlink(tmp);
 349                 g_free(tmp);
 350                 return -1;
 351         }
 352
 353         queue = folder_get_default_queue();
 354         if ((num = folder_item_add_msg(queue, tmp, TRUE)) < 0) {
 355                 g_warning("can't queue the message\n");
 356                 unlink(tmp);
 357                 g_free(tmp);
 358                 return -1;
 359         }
 360         g_free(tmp);
 361
 362         return 0;
 363 }
 364
 365 static gint disposition_notification_send(MsgInfo *msginfo)
 366 {
 367         gchar buf[BUFFSIZE];
 368         gchar tmp[MAXPATHLEN + 1];
 369         FILE *fp;
 370         GSList *to_list;
 371         GList *ac_list;
 372         PrefsAccount *account;
 373         gint ok;
 374         gchar *to;
 375
 376         if ((!msginfo->returnreceiptto) &&
 377             (!msginfo->dispositionnotificationto))
 378                 return -1;
 379
 380         /* RFC2298: Test for Return-Path */
 381         if (msginfo->dispositionnotificationto)
 382                 to = msginfo->dispositionnotificationto;
 383         else
 384                 to = msginfo->returnreceiptto;
 385
 386         ok = get_header_from_msginfo(msginfo, buf, sizeof(buf),
 387                                 "Return-Path:");
 388         if (ok == 0) {
 389                 gchar *to_addr = g_strdup(to);
 390                 extract_address(to_addr);
 391                 extract_address(buf);
 392                 ok = strcmp(to_addr, buf);
 393                 g_free(to_addr);
 394         } else {
 395                 strncpy(buf, _("<No Return-Path found>"),
 396                                 sizeof(buf));
 397         }
 398
 399         if (ok != 0) {
 400                 AlertValue val;
 401                 gchar *message;
 402                 message = g_strdup_printf(
 403                                  _("The notification address to which the "
 404                                    "return receipt is to be sent\n"
 405                                    "does not correspond to the return path:\n"
 406                                    "Notification address: %s\n"
 407                                    "Return path: %s\n"
 408                                    "It is advised to not to send the return "
 409                                    "receipt."), to, buf);
 410                 val = alertpanel(_("Warning"), message, _("Send"),
 411                                 _("+Don't Send"), NULL);
 412                 if (val != G_ALERTDEFAULT)
 413                         return -1;
 414         }
 415
 416         ac_list = account_find_all_from_address(NULL, msginfo->to);
 417         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
 418
 419         if (ac_list == NULL) {
 420                 alertpanel_error(_("This message is asking for a return "
 421                                    "receipt notification\n"
 422                                    "but according to its 'To:' and 'CC:' "
 423                                    "headers it was not\nofficially addressed "
 424                                    "to you.\n"
 425                                    "Receipt notification cancelled."));
 426                 return -1;
 427         }
 428
 429         if (g_list_length(ac_list) > 1)
 430                 account = select_account_from_list(ac_list);
 431         else
 432                 account = (PrefsAccount *) ac_list->data;
 433         g_list_free(ac_list);
 434
 435         if (account == NULL)
 436                 return -1;
 437
 438         /* write to temporary file */
 439         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
 440                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
 441
 442         if ((fp = fopen(tmp, "wb")) == NULL) {
 443                 FILE_OP_ERROR(tmp, "fopen");
 444                 return -1;
 445         }
 446
 447         /* chmod for security */
 448         if (change_file_mode_rw(fp, tmp) < 0) {
 449                 FILE_OP_ERROR(tmp, "chmod");
 450                 g_warning("can't change file mode\n");
 451         }
 452
 453         /* Date */
 454         get_rfc822_date(buf, sizeof(buf));
 455         fprintf(fp, "Date: %s\n", buf);
 456
 457         /* From */
 458         if (account->name && *account->name) {
 459                 notification_convert_header
 460                         (buf, sizeof(buf), account->name,
 461                          strlen("From: "));
 462                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
 463         } else
 464                 fprintf(fp, "From: %s\n", account->address);
 465
 466         fprintf(fp, "To: %s\n", to);
 467
 468         /* Subject */
 469         notification_convert_header(buf, sizeof(buf), msginfo->subject,
 470                                     strlen("Subject: "));
 471         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
 472
 473         if (fclose(fp) == EOF) {
 474                 FILE_OP_ERROR(tmp, "fclose");
 475                 unlink(tmp);
 476                 return -1;
 477         }
 478
 479         to_list = address_list_append(NULL, to);
 480         ok = send_message(tmp, account, to_list);
 481
 482         if (ok < 0) {
 483                 if (prefs_common.queue_msg) {
 484                         AlertValue val;
 485
 486                         val = alertpanel
 487                                 (_("Queueing"),
 488                                  _("Error occurred while sending the notification.\n"
 489                                    "Put this notification into queue folder?"),
 490                                  _("OK"), _("Cancel"), NULL);
 491                         if (G_ALERTDEFAULT == val) {
 492                                 ok = disposition_notification_queue(account, to, tmp);
 493                                 if (ok < 0)
 494                                         alertpanel_error(_("Can't queue the notification."));
 495                         }
 496                 } else
 497                         alertpanel_error_log(_("Error occurred while sending the notification."));
 498         }
 499
 500         if (unlink(tmp) < 0) FILE_OP_ERROR(tmp, "unlink");
 501
 502         return ok;
 503 }
 504
 505 void messageview_show(MessageView *messageview, MsgInfo *msginfo,
 506                       gboolean all_headers)
 507 {
 508         FILE *fp;
 509         gchar *file;
 510         MimeInfo *mimeinfo;
 511         MsgInfo *tmpmsginfo;
 512
 513         g_return_if_fail(msginfo != NULL);
 514         messageview->msginfo = msginfo;
 515
 516 #if USE_GPGME
 517         if ((fp = procmsg_open_message_decrypted(msginfo, &mimeinfo)) == NULL)
 518                 return;
 519 #else /* !USE_GPGME */
 520         if ((fp = procmsg_open_message(msginfo)) == NULL) return;
 521         mimeinfo = procmime_scan_mime_header(fp);
 522 #endif /* USE_GPGME */
 523         fclose(fp);
 524         if (!mimeinfo) return;
 525
 526         file = procmsg_get_message_file_path(msginfo);
 527         if (!file) {
 528                 g_warning("can't get message file path.\n");
 529                 procmime_mimeinfo_free_all(mimeinfo);
 530                 return;
 531         }
 532
 533         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
 534
 535         headerview_show(messageview->headerview, tmpmsginfo);
 536         procmsg_msginfo_free(tmpmsginfo);
 537
 538         messageview->all_headers = all_headers;
 539         textview_set_all_headers(messageview->textview, all_headers);
 540         textview_set_all_headers(messageview->mimeview->textview, all_headers);
 541
 542         if (mimeinfo->mime_type != MIME_TEXT &&
 543             mimeinfo->mime_type != MIME_TEXT_HTML) {
 544                 messageview_change_view_type(messageview, MVIEW_MIME);
 545                 mimeview_show_message(messageview->mimeview, mimeinfo, file);
 546         } else {
 547                 messageview_change_view_type(messageview, MVIEW_TEXT);
 548                 textview_show_message(messageview->textview, mimeinfo, file);
 549                 procmime_mimeinfo_free_all(mimeinfo);
 550         }
 551
 552         if (MSG_IS_RETRCPT_PENDING(msginfo->flags))
 553                 return_receipt_show(messageview->noticeview, msginfo);
 554         else
 555                 noticeview_hide(messageview->noticeview);
 556
 557         g_free(file);
 558 }
 559
 560 static void messageview_change_view_type(MessageView *messageview,
 561                                          MessageType type)
 562 {
 563         TextView *textview = messageview->textview;
 564         MimeView *mimeview = messageview->mimeview;
 565
 566         if (messageview->type == type) return;
 567
 568         if (type == MVIEW_MIME) {
 569                 gtkut_container_remove
 570                         (GTK_CONTAINER(GTK_WIDGET_PTR(messageview)),
 571                          GTK_WIDGET_PTR(textview));
 572                 gtk_box_pack_start(GTK_BOX(messageview->vbox),
 573                                    GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
 574                 gtk_container_add(GTK_CONTAINER(mimeview->vbox),
 575                                   GTK_WIDGET_PTR(textview));
 576         } else if (type == MVIEW_TEXT) {
 577                 gtkut_container_remove
 578                         (GTK_CONTAINER(GTK_WIDGET_PTR(messageview)),
 579                          GTK_WIDGET_PTR(mimeview));
 580
 581                 if (mimeview->vbox == GTK_WIDGET_PTR(textview)->parent)
 582                         gtkut_container_remove(GTK_CONTAINER(mimeview->vbox),
 583                                                GTK_WIDGET_PTR(textview));
 584
 585                 gtk_box_pack_start(GTK_BOX(messageview->vbox),
 586                                    GTK_WIDGET_PTR(textview), TRUE, TRUE, 0);
 587         } else
 588                 return;
 589
 590         messageview->type = type;
 591 }
 592
 593 void messageview_reflect_prefs_pixmap_theme(void)
 594 {
 595         GList *cur;
 596         MessageView *msgview;
 597
 598         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 599                 msgview = (MessageView*)cur->data;
 600                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
 601         }
 602 }
 603
 604 void messageview_clear(MessageView *messageview)
 605 {
 606         messageview_change_view_type(messageview, MVIEW_TEXT);
 607         headerview_clear(messageview->headerview);
 608         textview_clear(messageview->textview);
 609         imageview_clear(messageview->imageview);
 610         noticeview_hide(messageview->noticeview);
 611 }
 612
 613 void messageview_destroy(MessageView *messageview)
 614 {
 615         GtkWidget *textview  = GTK_WIDGET_PTR(messageview->textview);
 616         GtkWidget *imageview = GTK_WIDGET_PTR(messageview->imageview);
 617         GtkWidget *mimeview  = GTK_WIDGET_PTR(messageview->mimeview);
 618
 619         debug_print("destroy messageview\n");
 620         headerview_destroy(messageview->headerview);
 621         textview_destroy(messageview->textview);
 622         imageview_destroy(messageview->imageview);
 623         mimeview_destroy(messageview->mimeview);
 624         noticeview_destroy(messageview->noticeview);
 625
 626         toolbar_clear_list(TOOLBAR_MSGVIEW);
 627         if (messageview->toolbar) {
 628                 toolbar_destroy(messageview->toolbar);
 629                 g_free(messageview->toolbar);
 630         }
 631
 632         msgview_list = g_list_remove(msgview_list, messageview);
 633
 634         g_free(messageview);
 635
 636         gtk_widget_unref(textview);
 637         gtk_widget_unref(imageview);
 638         gtk_widget_unref(mimeview);
 639 }
 640
 641 void messageview_delete(MessageView *msgview)
 642 {
 643         MsgInfo *msginfo = (MsgInfo*)msgview->msginfo;
 644         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
 645         FolderItem *trash = folder_get_default_trash();
 646         GSList *msg_list;
 647
 648         g_return_if_fail(msginfo != NULL);
 649         g_return_if_fail(trash   != NULL);
 650
 651         msg_list = folder_item_get_msg_list(msginfo->folder);
 652
 653         if (msg_list == NULL) {
 654                 alertpanel_error(_("Message already removed from folder."));
 655                 return;
 656         }
 657
 658         for (; msg_list != NULL; msg_list = msg_list->next) {
 659                 MsgInfo *msginfo_list = (MsgInfo*)msg_list->data;
 660
 661                 if (msginfo->msgnum == msginfo_list->msgnum) {
 662
 663                         if (prefs_common.immediate_exec)
 664                                 folder_item_move_msg(trash, msginfo);
 665                         else {
 666                                 procmsg_msginfo_set_to_folder(msginfo, trash);
 667                                 procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
 668                                 /* NOTE: does not update to next message in summaryview
 669                                  */
 670                         }
 671
 672                         messageview_update_all(msgview);
 673                         break;
 674                 }
 675         }
 676 }
 677
 678 /*
 679  * scan List of MessageViews checking whether there are any Views holding messages
 680  * which need to be updated (another view might have deleted the one this MessagView holds)
 681  */
 682 static void messageview_update_all(MessageView *msgview)
 683 {
 684         MsgInfo *msginfo = (MsgInfo*)msgview->msginfo;
 685         GList *cur;
 686
 687         g_return_if_fail(msginfo != NULL);
 688
 689         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 690                 MessageView *msgview = (MessageView*)cur->data;
 691                 MsgInfo *msginfo_list = (MsgInfo*)msgview->msginfo;
 692
 693                 g_return_if_fail(msginfo != NULL);
 694
 695                 if (msginfo->msgnum == msginfo_list->msgnum)
 696                         messageview_update(msgview);
 697         }
 698 }
 699
 700 /*
 701  * \brief update messageview with currently selected message in summaryview
 702  *        leave unchanged if summaryview is empty
 703  * \param pointer to MessageView
 704  */
 705 static void messageview_update(MessageView *msgview)
 706 {
 707         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
 708
 709         g_return_if_fail(summaryview != NULL);
 710
 711         if (summaryview->selected) {
 712                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 713                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree,
 714                                                       summaryview->selected);
 715                 g_return_if_fail(msginfo != NULL);
 716
 717                 messageview_show(msgview, msginfo,
 718                                  msgview->all_headers);
 719         }
 720 }
 721
 722 void messageview_quote_color_set(void)
 723 {
 724 }
 725
 726 void messageview_set_font(MessageView *messageview)
 727 {
 728         textview_set_font(messageview->textview, NULL);
 729 }
 730
 731 TextView *messageview_get_current_textview(MessageView *messageview)
 732 {
 733         TextView *text = NULL;
 734
 735         if (messageview->type == MVIEW_TEXT)
 736                 text = messageview->textview;
 737         else if (messageview->type == MVIEW_MIME) {
 738                 if (gtk_notebook_get_current_page
 739                         (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 0)
 740                         text = messageview->textview;
 741                 else if (messageview->mimeview->type == MIMEVIEW_TEXT)
 742                         text = messageview->mimeview->textview;
 743         }
 744
 745         return text;
 746 }
 747
 748 void messageview_copy_clipboard(MessageView *messageview)
 749 {
 750         TextView *text;
 751
 752         text = messageview_get_current_textview(messageview);
 753         if (text)
 754                 gtk_editable_copy_clipboard(GTK_EDITABLE(text->text));
 755 }
 756
 757 void messageview_select_all(MessageView *messageview)
 758 {
 759         TextView *text;
 760
 761         text = messageview_get_current_textview(messageview);
 762         if (text)
 763                 gtk_editable_select_region(GTK_EDITABLE(text->text), 0, -1);
 764 }
 765
 766 void messageview_set_position(MessageView *messageview, gint pos)
 767 {
 768         textview_set_position(messageview->textview, pos);
 769 }
 770
 771 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
 772                                    gboolean case_sens)
 773 {
 774         return textview_search_string(messageview->textview, str, case_sens);
 775         return FALSE;
 776 }
 777
 778 gboolean messageview_search_string_backward(MessageView *messageview,
 779                                             const gchar *str,
 780                                             gboolean case_sens)
 781 {
 782         return textview_search_string_backward(messageview->textview,
 783                                                str, case_sens);
 784         return FALSE;
 785 }
 786
 787 gboolean messageview_is_visible(MessageView *messageview)
 788 {
 789         return messageview->visible;
 790 }
 791
 792 static void messageview_destroy_cb(GtkWidget *widget, MessageView *messageview)
 793 {
 794         messageview_destroy(messageview);
 795 }
 796
 797 static void messageview_size_allocate_cb(GtkWidget *widget,
 798                                          GtkAllocation *allocation)
 799 {
 800         g_return_if_fail(allocation != NULL);
 801
 802         prefs_common.msgwin_width  = allocation->width;
 803         prefs_common.msgwin_height = allocation->height;
 804 }
 805
 806 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
 807                         MessageView *messageview)
 808 {
 809         if (event && event->keyval == GDK_Escape && messageview->window)
 810                 gtk_widget_destroy(messageview->window);
 811 }
 812
 813 void messageview_toggle_view_real(MessageView *messageview)
 814 {
 815         MainWindow *mainwin = messageview->mainwin;
 816         union CompositeWin *cwin = &mainwin->win;
 817         GtkWidget *vpaned = NULL;
 818         GtkWidget *container = NULL;
 819         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
 820
 821         switch (mainwin->type) {
 822         case SEPARATE_NONE:
 823                 vpaned = cwin->sep_none.vpaned;
 824                 container = cwin->sep_none.hpaned;
 825                 break;
 826         case SEPARATE_FOLDER:
 827                 vpaned = cwin->sep_folder.vpaned;
 828                 container = mainwin->vbox_body;
 829                 break;
 830         case SEPARATE_MESSAGE:
 831         case SEPARATE_BOTH:
 832                 return;
 833         }
 834
 835         if (vpaned->parent != NULL) {
 836                 gtk_widget_ref(vpaned);
 837                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
 838                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
 839                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
 840                 gtk_widget_grab_focus(GTK_WIDGET(messageview->textview->text));
 841         } else {
 842                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
 843                 gtk_container_add(GTK_CONTAINER(container), vpaned);
 844                 gtk_widget_unref(vpaned);
 845                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
 846                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
 847         }
 848 }
 849
 850 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
 851 {
 852         noticeview_set_text(noticeview, _("This messages asks for a return receipt."));
 853         noticeview_set_button_text(noticeview, _("Send receipt"));
 854         noticeview_set_button_press_callback(noticeview,
 855                                              GTK_SIGNAL_FUNC(return_receipt_send_clicked),
 856                                              (gpointer) msginfo);
 857         noticeview_show(noticeview);
 858 }
 859
 860 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
 861 {
 862         MsgInfo *tmpmsginfo;
 863         gchar *file;
 864
 865         file = procmsg_get_message_file_path(msginfo);
 866         if (!file) {
 867                 g_warning("can't get message file path.\n");
 868                 return;
 869         }
 870
 871         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
 872         tmpmsginfo->folder = msginfo->folder;
 873         tmpmsginfo->msgnum = msginfo->msgnum;
 874
 875         if (disposition_notification_send(tmpmsginfo) >= 0) {
 876                 procmsg_msginfo_unset_flags(msginfo, MSG_RETRCPT_PENDING, 0);
 877                 noticeview_hide(noticeview);
 878         }
 879
 880         procmsg_msginfo_free(tmpmsginfo);
 881         g_free(file);
 882 }
 883
 884 static void select_account_cb(GtkWidget *w, gpointer data)
 885 {
 886         *(gint*)data = GPOINTER_TO_INT(gtk_object_get_user_data(GTK_OBJECT(w)));
 887 }
 888
 889 static PrefsAccount *select_account_from_list(GList *ac_list)
 890 {
 891         GtkWidget *optmenu;
 892         GtkWidget *menu;
 893         gint account_id;
 894
 895         g_return_val_if_fail(ac_list != NULL, NULL);
 896         g_return_val_if_fail(ac_list->data != NULL, NULL);
 897
 898         optmenu = gtk_option_menu_new();
 899         menu = gtkut_account_menu_new(ac_list, select_account_cb, &account_id);
 900         if (!menu)
 901                 return NULL;
 902         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
 903         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
 904         account_id = ((PrefsAccount *) ac_list->data)->account_id;
 905         if (alertpanel_with_widget(
 906                                 _("Return Receipt Notification"),
 907                                 _("The message was sent to several of your "
 908                                   "accounts.\n"
 909                                   "Please choose which account do you want to "
 910                                   "use for sending the receipt notification:"),
 911                                 _("Send Notification"), _("+Cancel"), NULL,
 912                                 optmenu) != G_ALERTDEFAULT)
 913                 return NULL;
 914         return account_find_from_id(account_id);
 915 }
 916
 917
 918 /*
 919  * \brief return selected messageview text used by composing
 920  *        to reply to selected text only
 921  *
 922  * \param  pointer to Messageview
 923  *
 924  * \return pointer to text (needs to be free'd by calling func)
 925  */
 926 gchar *messageview_get_selection(MessageView *msgview)
 927 {
 928         gchar *text = NULL;
 929
 930         g_return_val_if_fail(msgview != NULL, NULL);
 931
 932         text = gtkut_editable_get_selection
 933                 (GTK_EDITABLE(msgview->textview->text));
 934
 935         if (!text && msgview->type == MVIEW_MIME
 936             && msgview->mimeview->type == MIMEVIEW_TEXT
 937             && msgview->mimeview->textview
 938             && !msgview->mimeview->textview->default_text) {
 939                 text = gtkut_editable_get_selection
 940                         (GTK_EDITABLE(msgview->mimeview->textview->text));
 941         }
 942
 943         return text;
 944 }
 945
 946 static void messageview_delete_cb(MessageView *msgview, guint action, GtkWidget *widget)
 947 {
 948         messageview_delete(msgview);
 949 }
 950
 951 static void messageview_menubar_cb(MessageView *msgview, guint action, GtkWidget *widget)
 952 {
 953         GSList *msginfo_list = NULL;
 954         gchar *body;
 955         MsgInfo *msginfo;
 956
 957         g_return_if_fail(msgview != NULL);
 958
 959         msginfo = (MsgInfo*)msgview->msginfo;
 960         g_return_if_fail(msginfo != NULL);
 961
 962         msginfo_list = g_slist_append(msginfo_list, msginfo);
 963         g_return_if_fail(msginfo_list);
 964
 965         body =  messageview_get_selection(msgview);
 966         compose_reply_mode((ComposeMode)action, msginfo_list, body);
 967         g_free(body);
 968         g_slist_free(msginfo_list);
 969 }
 970
 971 static void messageview_close_cb(gpointer data, guint action, GtkWidget *widget)
 972 {
 973         MessageView *messageview = (MessageView *)data;
 974
 975         gtk_widget_destroy(messageview->window);
 976 }