src/textview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 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, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gdk/gdk.h>
  29 #include <gdk/gdkkeysyms.h>
  30 #include <gtk/gtkvbox.h>
  31 #include <gtk/gtkscrolledwindow.h>
  32 #include <gtk/gtksignal.h>
  33 #include <stdio.h>
  34 #include <ctype.h>
  35 #include <string.h>
  36 #include <stdlib.h>
  37 #include <errno.h>
  38 #if HAVE_SYS_WAIT_H
  39 #include <sys/wait.h>
  40 #endif
  41 #if HAVE_LIBCOMPFACE
  42 #  include <compface.h>
  43 #endif
  44
  45 #if HAVE_LIBCOMPFACE
  46 #define XPM_XFACE_HEIGHT        (HEIGHT + 3)  /* 3 = 1 header + 2 colors */
  47 #endif
  48
  49 #include "main.h"
  50 #include "summaryview.h"
  51 #include "procheader.h"
  52 #include "prefs_common.h"
  53 #include "codeconv.h"
  54 #include "utils.h"
  55 #include "gtkutils.h"
  56 #include "procmime.h"
  57 #include "html.h"
  58 #include "enriched.h"
  59 #include "compose.h"
  60 #include "addressbook.h"
  61 #include "displayheader.h"
  62 #include "account.h"
  63 #include "mimeview.h"
  64 #include "alertpanel.h"
  65 #include "menu.h"
  66 #include "image_viewer.h"
  67 #include "filesel.h"
  68 #include "base64.h"
  69 #include "inputdialog.h"
  70 #include "timing.h"
  71 #include "tags.h"
  72 #include "addrindex.h"
  73
  74 static GdkColor quote_colors[3] = {
  75         {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
  76         {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
  77         {(gulong)0, (gushort)0, (gushort)0, (gushort)0}
  78 };
  79
  80 static GdkColor quote_bgcolors[3] = {
  81         {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
  82         {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
  83         {(gulong)0, (gushort)0, (gushort)0, (gushort)0}
  84 };
  85 static GdkColor signature_color = {
  86         (gulong)0,
  87         (gushort)0x7fff,
  88         (gushort)0x7fff,
  89         (gushort)0x7fff
  90 };
  91
  92 static GdkColor uri_color = {
  93         (gulong)0,
  94         (gushort)0,
  95         (gushort)0,
  96         (gushort)0
  97 };
  98
  99 static GdkColor emphasis_color = {
 100         (gulong)0,
 101         (gushort)0,
 102         (gushort)0,
 103         (gushort)0
 104 };
 105
 106 static GdkCursor *hand_cursor = NULL;
 107 static GdkCursor *text_cursor = NULL;
 108 static GdkCursor *watch_cursor= NULL;
 109
 110 #define TEXTVIEW_STATUSBAR_PUSH(textview, str)                              \
 111 {       if (textview->messageview->statusbar)                               \
 112         gtk_statusbar_push(GTK_STATUSBAR(textview->messageview->statusbar), \
 113                            textview->messageview->statusbar_cid, str);      \
 114 }
 115
 116 #define TEXTVIEW_STATUSBAR_POP(textview)                                   \
 117 {       if (textview->messageview->statusbar)                              \
 118         gtk_statusbar_pop(GTK_STATUSBAR(textview->messageview->statusbar), \
 119                           textview->messageview->statusbar_cid);           \
 120 }
 121
 122 static void textview_show_ertf          (TextView       *textview,
 123                                          FILE           *fp,
 124                                          CodeConverter  *conv);
 125 static void textview_add_part           (TextView       *textview,
 126                                          MimeInfo       *mimeinfo);
 127 static void textview_add_parts          (TextView       *textview,
 128                                          MimeInfo       *mimeinfo);
 129 static void textview_write_body         (TextView       *textview,
 130                                          MimeInfo       *mimeinfo);
 131 static void textview_show_html          (TextView       *textview,
 132                                          FILE           *fp,
 133                                          CodeConverter  *conv);
 134
 135 static void textview_write_line         (TextView       *textview,
 136                                          const gchar    *str,
 137                                          CodeConverter  *conv,
 138                                          gboolean        do_quote_folding);
 139 static void textview_write_link         (TextView       *textview,
 140                                          const gchar    *str,
 141                                          const gchar    *uri,
 142                                          CodeConverter  *conv);
 143
 144 static GPtrArray *textview_scan_header  (TextView       *textview,
 145                                          FILE           *fp);
 146 static void textview_show_header        (TextView       *textview,
 147                                          GPtrArray      *headers);
 148
 149 static gint textview_key_pressed                (GtkWidget      *widget,
 150                                                  GdkEventKey    *event,
 151                                                  TextView       *textview);
 152 static gboolean textview_motion_notify          (GtkWidget      *widget,
 153                                                  GdkEventMotion *motion,
 154                                                  TextView       *textview);
 155 static gboolean textview_leave_notify           (GtkWidget        *widget,
 156                                                  GdkEventCrossing *event,
 157                                                  TextView         *textview);
 158 static gboolean textview_visibility_notify      (GtkWidget      *widget,
 159                                                  GdkEventVisibility *event,
 160                                                  TextView       *textview);
 161 static void textview_uri_update                 (TextView       *textview,
 162                                                  gint           x,
 163                                                  gint           y);
 164 static gboolean textview_get_uri_range          (TextView       *textview,
 165                                                  GtkTextIter    *iter,
 166                                                  GtkTextTag     *tag,
 167                                                  GtkTextIter    *start_iter,
 168                                                  GtkTextIter    *end_iter);
 169 static ClickableText *textview_get_uri_from_range       (TextView       *textview,
 170                                                  GtkTextIter    *iter,
 171                                                  GtkTextTag     *tag,
 172                                                  GtkTextIter    *start_iter,
 173                                                  GtkTextIter    *end_iter);
 174 static ClickableText *textview_get_uri          (TextView       *textview,
 175                                                  GtkTextIter    *iter,
 176                                                  GtkTextTag     *tag);
 177 static gboolean textview_uri_button_pressed     (GtkTextTag     *tag,
 178                                                  GObject        *obj,
 179                                                  GdkEvent       *event,
 180                                                  GtkTextIter    *iter,
 181                                                  TextView       *textview);
 182
 183 static void textview_uri_list_remove_all        (GSList         *uri_list);
 184
 185 static void textview_toggle_quote               (TextView       *textview,
 186                                                  GSList         *start_list,
 187                                                  ClickableText  *uri,
 188                                                  gboolean        expand_only);
 189
 190 static void open_uri_cb                         (GtkAction      *action,
 191                                                  TextView       *textview);
 192 static void copy_uri_cb                         (GtkAction      *action,
 193                                                  TextView       *textview);
 194 static void add_uri_to_addrbook_cb              (GtkAction      *action,
 195                                                  TextView       *textview);
 196 static void mail_to_uri_cb                      (GtkAction      *action,
 197                                                  TextView       *textview);
 198 static void copy_mail_to_uri_cb                 (GtkAction      *action,
 199                                                  TextView       *textview);
 200 static void save_file_cb                        (GtkAction      *action,
 201                                                  TextView       *textview);
 202 static void open_image_cb                       (GtkAction      *action,
 203                                                  TextView       *textview);
 204 static void textview_show_tags(TextView *textview);
 205
 206 static GtkActionEntry textview_link_popup_entries[] =
 207 {
 208         {"TextviewPopupLink",                   NULL, "TextviewPopupLink" },
 209         {"TextviewPopupLink/Open",              NULL, N_("_Open in web browser"), NULL, NULL, G_CALLBACK(open_uri_cb) },
 210         {"TextviewPopupLink/Copy",              NULL, N_("Copy this _link"), NULL, NULL, G_CALLBACK(copy_uri_cb) },
 211 };
 212
 213 static GtkActionEntry textview_mail_popup_entries[] =
 214 {
 215         {"TextviewPopupMail",                   NULL, "TextviewPopupMail" },
 216         {"TextviewPopupMail/Compose",           NULL, N_("Compose _new message"), NULL, NULL, G_CALLBACK(mail_to_uri_cb) },
 217         {"TextviewPopupMail/AddAB",             NULL, N_("Add to _Address book"), NULL, NULL, G_CALLBACK(add_uri_to_addrbook_cb) },
 218         {"TextviewPopupMail/Copy",              NULL, N_("Copy this add_ress"), NULL, NULL, G_CALLBACK(copy_mail_to_uri_cb) },
 219 };
 220
 221 static GtkActionEntry textview_file_popup_entries[] =
 222 {
 223         {"TextviewPopupFile",                   NULL, "TextviewPopupFile" },
 224         {"TextviewPopupFile/Open",              NULL, N_("_Open image"), NULL, NULL, G_CALLBACK(open_image_cb) },
 225         {"TextviewPopupFile/Save",              NULL, N_("_Save image..."), NULL, NULL, G_CALLBACK(save_file_cb) },
 226 };
 227
 228 static void scrolled_cb (GtkAdjustment *adj, TextView *textview)
 229 {
 230 #ifndef WIDTH
 231 #  define WIDTH 48
 232 #  define HEIGHT 48
 233 #endif
 234         if (textview->image) {
 235                 gint x, y, x1;
 236                 x1 = textview->text->allocation.width - WIDTH - 5;
 237                 gtk_text_view_buffer_to_window_coords(
 238                         GTK_TEXT_VIEW(textview->text),
 239                         GTK_TEXT_WINDOW_TEXT, x1, 5, &x, &y);
 240                 gtk_text_view_move_child(GTK_TEXT_VIEW(textview->text),
 241                         textview->image, x1, y);
 242         }
 243 }
 244
 245 static void textview_size_allocate_cb   (GtkWidget      *widget,
 246                                          GtkAllocation  *allocation,
 247                                          gpointer        data)
 248 {
 249         scrolled_cb(NULL, (TextView *)data);
 250 }
 251
 252 TextView *textview_create(void)
 253 {
 254         TextView *textview;
 255         GtkWidget *vbox;
 256         GtkWidget *scrolledwin;
 257         GtkWidget *text;
 258         GtkTextBuffer *buffer;
 259         GtkClipboard *clipboard;
 260         GtkAdjustment *adj;
 261
 262         debug_print("Creating text view...\n");
 263         textview = g_new0(TextView, 1);
 264
 265         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 266         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 267                                        GTK_POLICY_AUTOMATIC,
 268                                        GTK_POLICY_AUTOMATIC);
 269         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 270                                             GTK_SHADOW_IN);
 271         gtk_widget_set_size_request
 272                 (scrolledwin, prefs_common.mainview_width, -1);
 273
 274         /* create GtkSText widgets for single-byte and multi-byte character */
 275         text = gtk_text_view_new();
 276         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 277         gtk_widget_show(text);
 278         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 279         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD_CHAR);
 280         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 281         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 282         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 283
 284         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 285         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
 286         gtk_text_buffer_add_selection_clipboard(buffer, clipboard);
 287
 288         gtk_widget_ensure_style(text);
 289
 290         g_object_ref(scrolledwin);
 291
 292         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 293
 294         g_signal_connect(G_OBJECT(text), "key-press-event",
 295                          G_CALLBACK(textview_key_pressed), textview);
 296         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 297                          G_CALLBACK(textview_motion_notify), textview);
 298         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 299                          G_CALLBACK(textview_leave_notify), textview);
 300         g_signal_connect(G_OBJECT(text), "visibility-notify-event",
 301                          G_CALLBACK(textview_visibility_notify), textview);
 302         adj = gtk_scrolled_window_get_vadjustment(
 303                 GTK_SCROLLED_WINDOW(scrolledwin));
 304         g_signal_connect(G_OBJECT(adj), "value-changed",
 305                          G_CALLBACK(scrolled_cb), textview);
 306         g_signal_connect(G_OBJECT(text), "size_allocate",
 307                          G_CALLBACK(textview_size_allocate_cb),
 308                          textview);
 309
 310
 311         gtk_widget_show(scrolledwin);
 312
 313         vbox = gtk_vbox_new(FALSE, 0);
 314         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 315
 316         gtk_widget_show(vbox);
 317
 318
 319         textview->link_action_group = cm_menu_create_action_group("TextviewPopupLink",
 320                         textview_link_popup_entries,
 321                         G_N_ELEMENTS(textview_link_popup_entries), (gpointer)textview);
 322         textview->mail_action_group = cm_menu_create_action_group("TextviewPopupMail",
 323                         textview_mail_popup_entries,
 324                         G_N_ELEMENTS(textview_mail_popup_entries), (gpointer)textview);
 325         textview->file_action_group = cm_menu_create_action_group("TextviewPopupFile",
 326                         textview_file_popup_entries,
 327                         G_N_ELEMENTS(textview_file_popup_entries), (gpointer)textview);
 328
 329         MENUITEM_ADDUI("/Menus", "TextviewPopupLink", "TextviewPopupLink", GTK_UI_MANAGER_MENU)
 330         MENUITEM_ADDUI("/Menus", "TextviewPopupMail", "TextviewPopupMail", GTK_UI_MANAGER_MENU)
 331         MENUITEM_ADDUI("/Menus", "TextviewPopupFile", "TextviewPopupFile", GTK_UI_MANAGER_MENU)
 332
 333         MENUITEM_ADDUI("/Menus/TextviewPopupLink", "Open", "TextviewPopupLink/Open", GTK_UI_MANAGER_MENUITEM)
 334         MENUITEM_ADDUI("/Menus/TextviewPopupLink", "Copy", "TextviewPopupLink/Copy", GTK_UI_MANAGER_MENUITEM)
 335         MENUITEM_ADDUI("/Menus/TextviewPopupMail", "Compose", "TextviewPopupMail/Compose", GTK_UI_MANAGER_MENUITEM)
 336         MENUITEM_ADDUI("/Menus/TextviewPopupMail", "AddAB", "TextviewPopupMail/AddAB", GTK_UI_MANAGER_MENUITEM)
 337         MENUITEM_ADDUI("/Menus/TextviewPopupMail", "Copy", "TextviewPopupMail/Copy", GTK_UI_MANAGER_MENUITEM)
 338         MENUITEM_ADDUI("/Menus/TextviewPopupFile", "Open", "TextviewPopupFile/Open", GTK_UI_MANAGER_MENUITEM)
 339         MENUITEM_ADDUI("/Menus/TextviewPopupFile", "Save", "TextviewPopupFile/Save", GTK_UI_MANAGER_MENUITEM)
 340
 341         textview->link_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 342                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TextviewPopupLink")) );
 343         textview->mail_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 344                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TextviewPopupMail")) );
 345         textview->file_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 346                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TextviewPopupFile")) );
 347
 348         textview->vbox               = vbox;
 349         textview->scrolledwin        = scrolledwin;
 350         textview->text               = text;
 351         textview->uri_list           = NULL;
 352         textview->body_pos           = 0;
 353         textview->show_all_headers   = FALSE;
 354         textview->last_buttonpress   = GDK_NOTHING;
 355         textview->image              = NULL;
 356         return textview;
 357 }
 358
 359 static void textview_create_tags(GtkTextView *text, TextView *textview)
 360 {
 361         GtkTextBuffer *buffer;
 362         GtkTextTag *tag, *qtag;
 363         static GdkColor yellow, black;
 364         static gboolean color_init = FALSE;
 365         static PangoFontDescription *font_desc, *bold_font_desc;
 366
 367         if (!color_init) {
 368                 gdk_color_parse("#f5f6be", &yellow);
 369                 gdk_color_parse("#000000", &black);
 370                 color_init = gdk_colormap_alloc_color(
 371                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
 372                 color_init &= gdk_colormap_alloc_color(
 373                         gdk_colormap_get_system(), &black, FALSE, TRUE);
 374         }
 375
 376         if (!font_desc)
 377                 font_desc = pango_font_description_from_string
 378                         (NORMAL_FONT);
 379
 380         if (!bold_font_desc) {
 381                 if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 382                         bold_font_desc = pango_font_description_from_string
 383                                 (NORMAL_FONT);
 384                         pango_font_description_set_weight
 385                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
 386                 } else {
 387                         bold_font_desc = pango_font_description_from_string
 388                                 (BOLD_FONT);
 389                 }
 390         }
 391
 392         buffer = gtk_text_view_get_buffer(text);
 393
 394         gtk_text_buffer_create_tag(buffer, "header",
 395                                    "pixels-above-lines", 0,
 396                                    "pixels-above-lines-set", TRUE,
 397                                    "pixels-below-lines", 0,
 398                                    "pixels-below-lines-set", TRUE,
 399                                    "font-desc", font_desc,
 400                                    "left-margin", 3,
 401                                    "left-margin-set", TRUE,
 402                                    NULL);
 403         gtk_text_buffer_create_tag(buffer, "header_title",
 404                                    "font-desc", bold_font_desc,
 405                                    NULL);
 406         tag = gtk_text_buffer_create_tag(buffer, "hlink",
 407                                    "pixels-above-lines", 0,
 408                                    "pixels-above-lines-set", TRUE,
 409                                    "pixels-below-lines", 0,
 410                                    "pixels-below-lines-set", TRUE,
 411                                    "font-desc", font_desc,
 412                                    "left-margin", 3,
 413                                    "left-margin-set", TRUE,
 414                                    "foreground-gdk", &uri_color,
 415                                    NULL);
 416         g_signal_connect(G_OBJECT(tag), "event",
 417                          G_CALLBACK(textview_uri_button_pressed), textview);
 418         if (prefs_common.enable_bgcolor) {
 419                 gtk_text_buffer_create_tag(buffer, "quote0",
 420                                 "foreground-gdk", &quote_colors[0],
 421                                 "paragraph-background-gdk", &quote_bgcolors[0],
 422                                 NULL);
 423                 gtk_text_buffer_create_tag(buffer, "quote1",
 424                                 "foreground-gdk", &quote_colors[1],
 425                                 "paragraph-background-gdk", &quote_bgcolors[1],
 426                                 NULL);
 427                 gtk_text_buffer_create_tag(buffer, "quote2",
 428                                 "foreground-gdk", &quote_colors[2],
 429                                 "paragraph-background-gdk", &quote_bgcolors[2],
 430                                 NULL);
 431         } else {
 432                 gtk_text_buffer_create_tag(buffer, "quote0",
 433                                 "foreground-gdk", &quote_colors[0],
 434                                 NULL);
 435                 gtk_text_buffer_create_tag(buffer, "quote1",
 436                                 "foreground-gdk", &quote_colors[1],
 437                                 NULL);
 438                 gtk_text_buffer_create_tag(buffer, "quote2",
 439                                 "foreground-gdk", &quote_colors[2],
 440                                 NULL);
 441         }
 442 #if GTK_CHECK_VERSION(2, 8, 0)
 443         gtk_text_buffer_create_tag(buffer, "tags",
 444                         "foreground-gdk", &black,
 445                         "paragraph-background-gdk", &yellow,
 446                         NULL);
 447 #else
 448         gtk_text_buffer_create_tag(buffer, "tags",
 449                         "foreground-gdk", &emphasis_color,
 450                         NULL);
 451 #endif
 452         gtk_text_buffer_create_tag(buffer, "emphasis",
 453                         "foreground-gdk", &emphasis_color,
 454                         NULL);
 455         gtk_text_buffer_create_tag(buffer, "signature",
 456                         "foreground-gdk", &signature_color,
 457                         NULL);
 458         tag = gtk_text_buffer_create_tag(buffer, "link",
 459                         "foreground-gdk", &uri_color,
 460                         NULL);
 461         qtag = gtk_text_buffer_create_tag(buffer, "qlink",
 462                         NULL);
 463         gtk_text_buffer_create_tag(buffer, "link-hover",
 464                         "underline", PANGO_UNDERLINE_SINGLE,
 465                         NULL);
 466         g_signal_connect(G_OBJECT(qtag), "event",
 467                          G_CALLBACK(textview_uri_button_pressed), textview);
 468         g_signal_connect(G_OBJECT(tag), "event",
 469                          G_CALLBACK(textview_uri_button_pressed), textview);
 470 /*      if (font_desc)
 471                 pango_font_description_free(font_desc);
 472         if (bold_font_desc)
 473                 pango_font_description_free(bold_font_desc);*/
 474  }
 475
 476 void textview_init(TextView *textview)
 477 {
 478         if (!hand_cursor)
 479                 hand_cursor = gdk_cursor_new(GDK_HAND2);
 480         if (!text_cursor)
 481                 text_cursor = gdk_cursor_new(GDK_XTERM);
 482         if (!watch_cursor)
 483                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 484
 485         textview_reflect_prefs(textview);
 486         textview_set_all_headers(textview, FALSE);
 487         textview_set_font(textview, NULL);
 488         textview_create_tags(GTK_TEXT_VIEW(textview->text), textview);
 489 }
 490
 491 #if GTK_CHECK_VERSION(2, 8, 0)
 492  #define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
 493         tag = gtk_text_tag_table_lookup(tags, tagname); \
 494         if (tag) \
 495                 g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, "paragraph-background-gdk", colorbg, NULL); \
 496  }
 497 #else
 498  #define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
 499         tag = gtk_text_tag_table_lookup(tags, tagname); \
 500         if (tag) \
 501                 g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, NULL); \
 502  }
 503 #endif
 504
 505 static void textview_update_message_colors(TextView *textview)
 506 {
 507         GdkColor black = {0, 0, 0, 0};
 508         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
 509
 510         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
 511         GtkTextTag *tag = NULL;
 512
 513         quote_bgcolors[0] = quote_bgcolors[1] = quote_bgcolors[2] = black;
 514         quote_colors[0] = quote_colors[1] = quote_colors[2] =
 515                 uri_color = emphasis_color = signature_color = black;
 516
 517         if (prefs_common.enable_color) {
 518                 /* grab the quote colors, converting from an int to a GdkColor */
 519                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col,
 520                                                &quote_colors[0]);
 521                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_col,
 522                                                &quote_colors[1]);
 523                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_col,
 524                                                &quote_colors[2]);
 525                 gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 526                                                &uri_color);
 527                 gtkut_convert_int_to_gdk_color(prefs_common.signature_col,
 528                                                &signature_color);
 529                 gtkut_convert_int_to_gdk_color(prefs_common.emphasis_col,
 530                                                &emphasis_color);
 531         }
 532         if (prefs_common.enable_color && prefs_common.enable_bgcolor) {
 533                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_bgcol,
 534                                                    &quote_bgcolors[0]);
 535                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_bgcol,
 536                                                    &quote_bgcolors[1]);
 537                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_bgcol,
 538                                                    &quote_bgcolors[2]);
 539                 CHANGE_TAG_COLOR("quote0", &quote_colors[0], &quote_bgcolors[0]);
 540                 CHANGE_TAG_COLOR("quote1", &quote_colors[1], &quote_bgcolors[1]);
 541                 CHANGE_TAG_COLOR("quote2", &quote_colors[2], &quote_bgcolors[2]);
 542         } else {
 543                 CHANGE_TAG_COLOR("quote0", &quote_colors[0], NULL);
 544                 CHANGE_TAG_COLOR("quote1", &quote_colors[1], NULL);
 545                 CHANGE_TAG_COLOR("quote2", &quote_colors[2], NULL);
 546         }
 547
 548         CHANGE_TAG_COLOR("emphasis", &emphasis_color, NULL);
 549         CHANGE_TAG_COLOR("signature", &signature_color, NULL);
 550         CHANGE_TAG_COLOR("link", &uri_color, NULL);
 551         CHANGE_TAG_COLOR("link-hover", &uri_color, NULL);
 552 }
 553 #undef CHANGE_TAG_COLOR
 554
 555 void textview_reflect_prefs(TextView *textview)
 556 {
 557         textview_set_font(textview, NULL);
 558         textview_update_message_colors(textview);
 559         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(textview->text),
 560                                          prefs_common.textview_cursor_visible);
 561 }
 562
 563 void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
 564 {
 565         START_TIMING("");
 566         g_return_if_fail(mimeinfo != NULL);
 567         g_return_if_fail(fp != NULL);
 568
 569         if ((mimeinfo->type == MIMETYPE_MULTIPART) ||
 570             ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
 571                 textview->loading = TRUE;
 572                 textview->stop_loading = FALSE;
 573
 574                 textview_clear(textview);
 575                 textview_add_parts(textview, mimeinfo);
 576
 577                 textview->loading = FALSE;
 578                 textview->stop_loading = FALSE;
 579                 END_TIMING();
 580                 return;
 581         }
 582         textview->loading = TRUE;
 583         textview->stop_loading = FALSE;
 584
 585         if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0)
 586                 perror("fseek");
 587
 588         textview_clear(textview);
 589
 590         if (mimeinfo->type == MIMETYPE_MULTIPART)
 591                 textview_add_parts(textview, mimeinfo);
 592         else
 593                 textview_write_body(textview, mimeinfo);
 594
 595         textview->loading = FALSE;
 596         textview->stop_loading = FALSE;
 597         END_TIMING();
 598 }
 599
 600 static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
 601 {
 602         GtkTextView *text;
 603         GtkTextBuffer *buffer;
 604         GtkTextIter iter, start_iter;
 605         gchar buf[BUFFSIZE];
 606         GPtrArray *headers = NULL;
 607         const gchar *name;
 608         gchar *content_type;
 609         gint charcount;
 610         START_TIMING("");
 611
 612         g_return_if_fail(mimeinfo != NULL);
 613         text = GTK_TEXT_VIEW(textview->text);
 614         buffer = gtk_text_view_get_buffer(text);
 615         charcount = gtk_text_buffer_get_char_count(buffer);
 616         gtk_text_buffer_get_end_iter(buffer, &iter);
 617
 618         if (textview->stop_loading) {
 619                 return;
 620         }
 621         if (mimeinfo->type == MIMETYPE_MULTIPART) {
 622                 END_TIMING();
 623                 return;
 624         }
 625
 626         textview->prev_quote_level = -1;
 627
 628         if ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) {
 629                 FILE *fp;
 630                 if (mimeinfo->content == MIMECONTENT_MEM)
 631                         fp = str_open_as_stream(mimeinfo->data.mem);
 632                 else
 633                         fp = g_fopen(mimeinfo->data.filename, "rb");
 634                 if (!fp) {
 635                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
 636                         END_TIMING();
 637                         return;
 638                 }
 639                 fseek(fp, mimeinfo->offset, SEEK_SET);
 640                 headers = textview_scan_header(textview, fp);
 641                 if (headers) {
 642                         if (charcount > 0)
 643                                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 644
 645                         if (procmime_mimeinfo_parent(mimeinfo) == NULL)
 646                                 textview_show_tags(textview);
 647                         textview_show_header(textview, headers);
 648                         procheader_header_array_destroy(headers);
 649                 }
 650                 fclose(fp);
 651                 END_TIMING();
 652                 return;
 653         }
 654
 655         name = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
 656         content_type = procmime_get_content_type_str(mimeinfo->type,
 657                                                      mimeinfo->subtype);
 658         if (name == NULL)
 659                 name = procmime_mimeinfo_get_parameter(mimeinfo, "name");
 660         if (name != NULL)
 661                 g_snprintf(buf, sizeof(buf), _("[%s  %s (%d bytes)]"),
 662                            name, content_type, mimeinfo->length);
 663         else
 664                 g_snprintf(buf, sizeof(buf), _("[%s (%d bytes)]"),
 665                            content_type, mimeinfo->length);
 666
 667         g_free(content_type);
 668
 669         if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT
 670         || (mimeinfo->disposition == DISPOSITIONTYPE_INLINE &&
 671             mimeinfo->type != MIMETYPE_TEXT)) {
 672                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 673                 TEXTVIEW_INSERT_LINK(buf, "sc://select_attachment", mimeinfo);
 674                 gtk_text_buffer_insert(buffer, &iter, " \n", -1);
 675                 if (mimeinfo->type == MIMETYPE_IMAGE  &&
 676                     prefs_common.inline_img ) {
 677                         GdkPixbuf *pixbuf;
 678                         gint avail_width;
 679                         gint avail_height;
 680                         GError *error = NULL;
 681                         gchar *filename;
 682                         ClickableText *uri;
 683                         gchar *uri_str;
 684                         gint err;
 685                         START_TIMING("inserting image");
 686
 687                         filename = procmime_get_tmp_file_name(mimeinfo);
 688
 689                         if ((err = procmime_get_part(filename, mimeinfo)) < 0) {
 690                                 g_warning("Can't get the image file.(%s)", strerror(-err));
 691                                 g_free(filename);
 692                                 END_TIMING();
 693                                 return;
 694                         }
 695
 696                         if (!prefs_common.resize_img) {
 697                                 pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 698                         } else {
 699                                 gint w, h;
 700                                 gdk_pixbuf_get_file_info(filename, &w, &h);
 701                                 avail_width = textview->scrolledwin->allocation.width;
 702                                 avail_height = textview->scrolledwin->allocation.height;
 703                                 if (avail_width - 100 > 0 &&
 704                                     (w > avail_width || h > avail_height))
 705                                         pixbuf = gdk_pixbuf_new_from_file_at_scale(filename,
 706                                                 avail_width, avail_height, TRUE, &error);
 707                                 else
 708                                         pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 709                         }
 710                         if (error != NULL) {
 711                                 g_warning("%s\n", error->message);
 712                                 g_error_free(error);
 713                         }
 714                         if (!pixbuf) {
 715                                 g_warning("Can't load the image.");
 716                                 g_free(filename);
 717                                 END_TIMING();
 718                                 return;
 719                         }
 720
 721                         uri_str = g_filename_to_uri(filename, NULL, NULL);
 722                         if (uri_str) {
 723                                 uri = g_new0(ClickableText, 1);
 724                                 uri->uri = uri_str;
 725                                 uri->start = gtk_text_iter_get_offset(&iter);
 726
 727                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 728
 729                                 uri->end = uri->start + 1;
 730                                 uri->filename = procmime_get_part_file_name(mimeinfo);
 731                                 textview->uri_list =
 732                                         g_slist_prepend(textview->uri_list, uri);
 733
 734                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 735                                 gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, uri->start);
 736                                 gtk_text_buffer_apply_tag_by_name(buffer, "link",
 737                                                 &start_iter, &iter);
 738                         } else {
 739                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 740                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 741                         }
 742
 743                         g_object_unref(pixbuf);
 744                         g_free(filename);
 745                         END_TIMING();
 746                         GTK_EVENTS_FLUSH();
 747                 }
 748         } else if (mimeinfo->type == MIMETYPE_TEXT) {
 749                 if (prefs_common.display_header && (charcount > 0))
 750                         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 751
 752                 textview_write_body(textview, mimeinfo);
 753         }
 754         END_TIMING();
 755 }
 756
 757 static void recursive_add_parts(TextView *textview, GNode *node)
 758 {
 759         GNode * iter;
 760         MimeInfo *mimeinfo;
 761         START_TIMING("");
 762
 763         mimeinfo = (MimeInfo *) node->data;
 764
 765         textview_add_part(textview, mimeinfo);
 766 #ifdef GENERIC_UMPC
 767         textview_set_position(textview, 0);
 768 #endif
 769         if ((mimeinfo->type != MIMETYPE_MULTIPART) &&
 770             (mimeinfo->type != MIMETYPE_MESSAGE)) {
 771                 END_TIMING();
 772                 return;
 773         }
 774         if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) {
 775                 GNode * prefered_body;
 776                 int prefered_score;
 777
 778                 /*
 779                   text/plain : score 3
 780                   text/ *    : score 2
 781                   other      : score 1
 782                 */
 783                 prefered_body = NULL;
 784                 prefered_score = 0;
 785
 786                 for (iter = g_node_first_child(node) ; iter != NULL ;
 787                      iter = g_node_next_sibling(iter)) {
 788                         int score;
 789                         MimeInfo * submime;
 790
 791                         score = 1;
 792                         submime = (MimeInfo *) iter->data;
 793                         if (submime->type == MIMETYPE_TEXT)
 794                                 score = 2;
 795
 796                         if (submime->subtype != NULL) {
 797                                 if (g_ascii_strcasecmp(submime->subtype, "plain") == 0)
 798                                         score = 3;
 799                         }
 800
 801                         if (score > prefered_score) {
 802                                 prefered_score = score;
 803                                 prefered_body = iter;
 804                         }
 805                 }
 806
 807                 if (prefered_body != NULL) {
 808                         recursive_add_parts(textview, prefered_body);
 809                 }
 810         }
 811         else {
 812                 for (iter = g_node_first_child(node) ; iter != NULL ;
 813                      iter = g_node_next_sibling(iter)) {
 814                         recursive_add_parts(textview, iter);
 815                 }
 816         }
 817         END_TIMING();
 818 }
 819
 820 static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo)
 821 {
 822         g_return_if_fail(mimeinfo != NULL);
 823
 824         recursive_add_parts(textview, mimeinfo->node);
 825 }
 826
 827 void textview_show_error(TextView *textview)
 828 {
 829         GtkTextView *text;
 830         GtkTextBuffer *buffer;
 831         GtkTextIter iter;
 832
 833         textview_set_font(textview, NULL);
 834         textview_clear(textview);
 835
 836         text = GTK_TEXT_VIEW(textview->text);
 837         buffer = gtk_text_view_get_buffer(text);
 838         gtk_text_buffer_get_start_iter(buffer, &iter);
 839
 840         TEXTVIEW_INSERT(_("\n"
 841                       "  This message can't be displayed.\n"
 842                       "  This is probably due to a network error.\n"
 843                       "\n"
 844                       "  Use "));
 845         TEXTVIEW_INSERT_LINK(_("'View Log'"), "sc://view_log", NULL);
 846         TEXTVIEW_INSERT(_(" in the Tools menu for more information."));
 847         textview_show_icon(textview, GTK_STOCK_DIALOG_ERROR);
 848
 849 }
 850
 851 void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
 852 {
 853         GtkTextView *text;
 854         GtkTextBuffer *buffer;
 855         GtkTextIter iter;
 856         const gchar *name;
 857         gchar *content_type;
 858
 859         if (!partinfo) return;
 860
 861         textview_set_font(textview, NULL);
 862         textview_clear(textview);
 863
 864         text = GTK_TEXT_VIEW(textview->text);
 865         buffer = gtk_text_view_get_buffer(text);
 866         gtk_text_buffer_get_start_iter(buffer, &iter);
 867
 868         TEXTVIEW_INSERT("\n");
 869
 870         name = procmime_mimeinfo_get_parameter(partinfo, "filename");
 871         if (name == NULL)
 872                 name = procmime_mimeinfo_get_parameter(partinfo, "name");
 873         if (name != NULL) {
 874                 content_type = procmime_get_content_type_str(partinfo->type,
 875                                                      partinfo->subtype);
 876                 TEXTVIEW_INSERT("  ");
 877                 TEXTVIEW_INSERT_BOLD(name);
 878                 TEXTVIEW_INSERT(" (");
 879                 TEXTVIEW_INSERT(content_type);
 880                 TEXTVIEW_INSERT(", ");
 881                 TEXTVIEW_INSERT(to_human_readable((goffset)partinfo->length));
 882                 TEXTVIEW_INSERT("):\n\n");
 883
 884                 g_free(content_type);
 885         }
 886         TEXTVIEW_INSERT(_("  The following can be performed on this part\n"));
 887 #ifndef GENERIC_UMPC
 888         TEXTVIEW_INSERT(_("  by right-clicking the icon or list item:"));
 889 #endif
 890         TEXTVIEW_INSERT("\n");
 891
 892         TEXTVIEW_INSERT(_("     - To save, select "));
 893         TEXTVIEW_INSERT_LINK(_("'Save as...'"), "sc://save_as", NULL);
 894 #ifndef GENERIC_UMPC
 895         TEXTVIEW_INSERT(_(" (Shortcut key: 'y')"));
 896 #endif
 897         TEXTVIEW_INSERT("\n");
 898
 899         TEXTVIEW_INSERT(_("     - To display as text, select "));
 900         TEXTVIEW_INSERT_LINK(_("'Display as text'"), "sc://display_as_text", NULL);
 901
 902 #ifndef GENERIC_UMPC
 903         TEXTVIEW_INSERT(_(" (Shortcut key: 't')"));
 904 #endif
 905         TEXTVIEW_INSERT("\n");
 906
 907         TEXTVIEW_INSERT(_("     - To open with an external program, select "));
 908         TEXTVIEW_INSERT_LINK(_("'Open'"), "sc://open", NULL);
 909
 910 #ifndef GENERIC_UMPC
 911         TEXTVIEW_INSERT(_(" (Shortcut key: 'l')\n"));
 912         TEXTVIEW_INSERT(_("       (alternately double-click, or click the middle "));
 913         TEXTVIEW_INSERT(_("mouse button)\n"));
 914         TEXTVIEW_INSERT(_("     - Or use "));
 915         TEXTVIEW_INSERT_LINK(_("'Open with...'"), "sc://open_with", NULL);
 916         TEXTVIEW_INSERT(_(" (Shortcut key: 'o')"));
 917 #endif
 918         TEXTVIEW_INSERT("\n");
 919
 920         textview_show_icon(textview, GTK_STOCK_DIALOG_INFO);
 921 }
 922
 923 static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
 924 {
 925         FILE *tmpfp;
 926         gchar buf[BUFFSIZE];
 927         CodeConverter *conv;
 928         const gchar *charset, *p, *cmd;
 929         GSList *cur;
 930         gboolean continue_write = TRUE;
 931         size_t wrote = 0, i = 0;
 932
 933         if (textview->messageview->forced_charset)
 934                 charset = textview->messageview->forced_charset;
 935         else
 936                 charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset");
 937
 938         textview_set_font(textview, charset);
 939
 940         conv = conv_code_converter_new(charset);
 941
 942         procmime_force_encoding(textview->messageview->forced_encoding);
 943
 944         textview->is_in_signature = FALSE;
 945
 946         procmime_decode_content(mimeinfo);
 947
 948         if (!g_ascii_strcasecmp(mimeinfo->subtype, "html") &&
 949             prefs_common.render_html) {
 950                 gchar *filename;
 951
 952                 filename = procmime_get_tmp_file_name(mimeinfo);
 953                 if (procmime_get_part(filename, mimeinfo) == 0) {
 954                         tmpfp = g_fopen(filename, "rb");
 955                         textview_show_html(textview, tmpfp, conv);
 956                         fclose(tmpfp);
 957                         claws_unlink(filename);
 958                 }
 959                 g_free(filename);
 960         } else if (!g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) {
 961                 gchar *filename;
 962
 963                 filename = procmime_get_tmp_file_name(mimeinfo);
 964                 if (procmime_get_part(filename, mimeinfo) == 0) {
 965                         tmpfp = g_fopen(filename, "rb");
 966                         textview_show_ertf(textview, tmpfp, conv);
 967                         fclose(tmpfp);
 968                         claws_unlink(filename);
 969                 }
 970                 g_free(filename);
 971 #ifndef G_OS_WIN32
 972         } else if ( g_ascii_strcasecmp(mimeinfo->subtype, "plain") &&
 973                    (cmd = prefs_common.mime_textviewer) && *cmd &&
 974                    (p = strchr(cmd, '%')) && *(p + 1) == 's') {
 975                 int pid, pfd[2];
 976                 const gchar *fname;
 977
 978                 fname  = procmime_get_tmp_file_name(mimeinfo);
 979                 if (procmime_get_part(fname, mimeinfo)) goto textview_default;
 980
 981                 g_snprintf(buf, sizeof(buf), cmd, fname);
 982                 debug_print("Viewing text content of type: %s (length: %d) "
 983                         "using %s\n", mimeinfo->subtype, mimeinfo->length, buf);
 984
 985                 if (pipe(pfd) < 0) {
 986                         g_snprintf(buf, sizeof(buf),
 987                                 "pipe failed for textview\n\n%s\n", strerror(errno));
 988                         textview_write_line(textview, buf, conv, TRUE);
 989                         goto textview_default;
 990                 }
 991                 pid = fork();
 992                 if (pid < 0) {
 993                         g_snprintf(buf, sizeof(buf),
 994                                 "fork failed for textview\n\n%s\n", strerror(errno));
 995                         textview_write_line(textview, buf, conv, TRUE);
 996                         close(pfd[0]);
 997                         close(pfd[1]);
 998                         goto textview_default;
 999                 }
1000                 if (pid == 0) { /* child */
1001                         int rc;
1002                         gchar **argv;
1003                         argv = strsplit_with_quote(buf, " ", 0);
1004                         close(1);
1005                         close(pfd[0]);
1006                         dup(pfd[1]);
1007                         rc = execvp(argv[0], argv);
1008                         close(pfd[1]);
1009                         g_print(_("The command to view attachment "
1010                                 "as text failed:\n"
1011                                 "    %s\n"
1012                                 "Exit code %d\n"), buf, rc);
1013                         exit(255);
1014                 }
1015                 close(pfd[1]);
1016                 tmpfp = fdopen(pfd[0], "rb");
1017                 while (fgets(buf, sizeof(buf), tmpfp)) {
1018                         textview_write_line(textview, buf, conv, TRUE);
1019
1020                         if (textview->stop_loading) {
1021                                 fclose(tmpfp);
1022                                 waitpid(pid, pfd, 0);
1023                                 unlink(fname);
1024                                 return;
1025                         }
1026                 }
1027
1028                 fclose(tmpfp);
1029                 waitpid(pid, pfd, 0);
1030                 unlink(fname);
1031 #endif
1032         } else {
1033 textview_default:
1034                 if (mimeinfo->content == MIMECONTENT_MEM)
1035                         tmpfp = str_open_as_stream(mimeinfo->data.mem);
1036                 else
1037                         tmpfp = g_fopen(mimeinfo->data.filename, "rb");
1038                 if (!tmpfp) {
1039                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
1040                         return;
1041                 }
1042                 fseek(tmpfp, mimeinfo->offset, SEEK_SET);
1043                 debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
1044                 while (((i = ftell(tmpfp)) < mimeinfo->offset + mimeinfo->length) &&
1045                        (fgets(buf, sizeof(buf), tmpfp) != NULL)
1046                        && continue_write) {
1047                         textview_write_line(textview, buf, conv, TRUE);
1048                         if (textview->stop_loading) {
1049                                 fclose(tmpfp);
1050                                 return;
1051                         }
1052                         wrote += ftell(tmpfp)-i;
1053                         if (mimeinfo->length > 1024*1024
1054                         &&  wrote > 1024*1024
1055                         && !textview->messageview->show_full_text) {
1056                                 continue_write = FALSE;
1057                         }
1058                 }
1059                 fclose(tmpfp);
1060         }
1061
1062         conv_code_converter_destroy(conv);
1063         procmime_force_encoding(0);
1064
1065         textview->uri_list = g_slist_reverse(textview->uri_list);
1066         for (cur = textview->uri_list; cur; cur = cur->next) {
1067                 ClickableText *uri = (ClickableText *)cur->data;
1068                 if (!uri->is_quote)
1069                         continue;
1070                 if (!prefs_common.hide_quotes ||
1071                     uri->quote_level+1 < prefs_common.hide_quotes) {
1072                         textview_toggle_quote(textview, cur, uri, TRUE);
1073                         if (textview->stop_loading) {
1074                                 return;
1075                         }
1076                 }
1077         }
1078
1079         if (continue_write == FALSE) {
1080                 messageview_show_partial_display(
1081                         textview->messageview,
1082                         textview->messageview->msginfo,
1083                         mimeinfo->length);
1084         }
1085         GTK_EVENTS_FLUSH();
1086 }
1087
1088 static void textview_show_html(TextView *textview, FILE *fp,
1089                                CodeConverter *conv)
1090 {
1091         SC_HTMLParser *parser;
1092         gchar *str;
1093         gint lines = 0;
1094
1095         parser = sc_html_parser_new(fp, conv);
1096         g_return_if_fail(parser != NULL);
1097
1098         while ((str = sc_html_parse(parser)) != NULL) {
1099                 if (parser->state == SC_HTML_HREF) {
1100                         /* first time : get and copy the URL */
1101                         if (parser->href == NULL) {
1102                                 /* ALF - the claws html parser returns an empty string,
1103                                  * if still inside an <a>, but already parsed past HREF */
1104                                 str = strtok(str, " ");
1105                                 if (str) {
1106                                         while (str && *str && g_ascii_isspace(*str))
1107                                                 str++;
1108                                         parser->href = g_strdup(str);
1109                                         /* the URL may (or not) be followed by the
1110                                          * referenced text */
1111                                         str = strtok(NULL, "");
1112                                 }
1113                         }
1114                         if (str != NULL)
1115                                 textview_write_link(textview, str, parser->href, NULL);
1116                 } else
1117                         textview_write_line(textview, str, NULL, FALSE);
1118                 lines++;
1119                 if (lines % 500 == 0)
1120                         GTK_EVENTS_FLUSH();
1121                 if (textview->stop_loading) {
1122                         return;
1123                 }
1124         }
1125         textview_write_line(textview, "\n", NULL, FALSE);
1126         sc_html_parser_destroy(parser);
1127 }
1128
1129 static void textview_show_ertf(TextView *textview, FILE *fp,
1130                                CodeConverter *conv)
1131 {
1132         ERTFParser *parser;
1133         gchar *str;
1134         gint lines = 0;
1135
1136         parser = ertf_parser_new(fp, conv);
1137         g_return_if_fail(parser != NULL);
1138
1139         while ((str = ertf_parse(parser)) != NULL) {
1140                 textview_write_line(textview, str, NULL, FALSE);
1141                 lines++;
1142                 if (lines % 500 == 0)
1143                         GTK_EVENTS_FLUSH();
1144                 if (textview->stop_loading) {
1145                         return;
1146                 }
1147         }
1148
1149         ertf_parser_destroy(parser);
1150 }
1151
1152 #define ADD_TXT_POS(bp_, ep_, pti_) \
1153         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1154                 last = last->next; \
1155                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1156                 last->next = NULL; \
1157         } else { \
1158                 g_warning("alloc error scanning URIs\n"); \
1159                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, \
1160                                                          linebuf, -1, \
1161                                                          fg_tag, NULL); \
1162                 return; \
1163         }
1164
1165 #define ADD_TXT_POS_LATER(bp_, ep_, pti_) \
1166         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1167                 last = last->next; \
1168                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1169                 last->next = NULL; \
1170         } else { \
1171                 g_warning("alloc error scanning URIs\n"); \
1172         }
1173
1174 /* textview_make_clickable_parts() - colorizes clickable parts */
1175 static void textview_make_clickable_parts(TextView *textview,
1176                                           const gchar *fg_tag,
1177                                           const gchar *uri_tag,
1178                                           const gchar *linebuf,
1179                                           gboolean hdr)
1180 {
1181         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1182         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1183         GtkTextIter iter;
1184         gchar *mybuf = g_strdup(linebuf);
1185
1186         /* parse table - in order of priority */
1187         struct table {
1188                 const gchar *needle; /* token */
1189
1190                 /* token search function */
1191                 gchar    *(*search)     (const gchar *haystack,
1192                                          const gchar *needle);
1193                 /* part parsing function */
1194                 gboolean  (*parse)      (const gchar *start,
1195                                          const gchar *scanpos,
1196                                          const gchar **bp_,
1197                                          const gchar **ep_,
1198                                          gboolean hdr);
1199                 /* part to URI function */
1200                 gchar    *(*build_uri)  (const gchar *bp,
1201                                          const gchar *ep);
1202         };
1203
1204         static struct table parser[] = {
1205                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1206                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1207                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1208                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1209                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1210                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1211                 {"@",        strcasestr, get_email_part, make_email_string}
1212         };
1213         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1214
1215         gint  n;
1216         const gchar *walk, *bp, *ep;
1217
1218         struct txtpos {
1219                 const gchar     *bp, *ep;       /* text position */
1220                 gint             pti;           /* index in parse table */
1221                 struct txtpos   *next;          /* next */
1222         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1223
1224         if (!g_utf8_validate(linebuf, -1, NULL)) {
1225                 g_free(mybuf);
1226                 mybuf = g_malloc(strlen(linebuf)*2 +1);
1227                 conv_localetodisp(mybuf, strlen(linebuf)*2 +1, linebuf);
1228         }
1229
1230         gtk_text_buffer_get_end_iter(buffer, &iter);
1231
1232         /* parse for clickable parts, and build a list of begin and end positions  */
1233         for (walk = mybuf, n = 0;;) {
1234                 gint last_index = PARSE_ELEMS;
1235                 gchar *scanpos = NULL;
1236
1237                 /* FIXME: this looks phony. scanning for anything in the parse table */
1238                 for (n = 0; n < PARSE_ELEMS; n++) {
1239                         gchar *tmp;
1240
1241                         tmp = parser[n].search(walk, parser[n].needle);
1242                         if (tmp) {
1243                                 if (scanpos == NULL || tmp < scanpos) {
1244                                         scanpos = tmp;
1245                                         last_index = n;
1246                                 }
1247                         }
1248                 }
1249
1250                 if (scanpos) {
1251                         /* check if URI can be parsed */
1252                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, hdr)
1253                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1254                                         ADD_TXT_POS(bp, ep, last_index);
1255                                         walk = ep;
1256                         } else
1257                                 walk = scanpos +
1258                                         strlen(parser[last_index].needle);
1259                 } else
1260                         break;
1261         }
1262
1263         /* colorize this line */
1264         if (head.next) {
1265                 const gchar *normal_text = mybuf;
1266
1267                 /* insert URIs */
1268                 for (last = head.next; last != NULL;
1269                      normal_text = last->ep, last = last->next) {
1270                         ClickableText *uri;
1271                         uri = g_new0(ClickableText, 1);
1272                         if (last->bp - normal_text > 0)
1273                                 gtk_text_buffer_insert_with_tags_by_name
1274                                         (buffer, &iter,
1275                                          normal_text,
1276                                          last->bp - normal_text,
1277                                          fg_tag, NULL);
1278                         uri->uri = parser[last->pti].build_uri(last->bp,
1279                                                                last->ep);
1280                         uri->start = gtk_text_iter_get_offset(&iter);
1281                         gtk_text_buffer_insert_with_tags_by_name
1282                                 (buffer, &iter, last->bp, last->ep - last->bp,
1283                                  uri_tag, fg_tag, NULL);
1284                         uri->end = gtk_text_iter_get_offset(&iter);
1285                         uri->filename = NULL;
1286                         textview->uri_list =
1287                                 g_slist_prepend(textview->uri_list, uri);
1288                 }
1289
1290                 if (*normal_text)
1291                         gtk_text_buffer_insert_with_tags_by_name
1292                                 (buffer, &iter, normal_text, -1, fg_tag, NULL);
1293         } else {
1294                 gtk_text_buffer_insert_with_tags_by_name
1295                         (buffer, &iter, mybuf, -1, fg_tag, NULL);
1296         }
1297         g_free(mybuf);
1298 }
1299
1300 /* textview_make_clickable_parts() - colorizes clickable parts */
1301 static void textview_make_clickable_parts_later(TextView *textview,
1302                                           gint start, gint end)
1303 {
1304         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1305         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1306         GtkTextIter start_iter, end_iter;
1307         gchar *mybuf;
1308         gint offset = 0;
1309         /* parse table - in order of priority */
1310         struct table {
1311                 const gchar *needle; /* token */
1312
1313                 /* token search function */
1314                 gchar    *(*search)     (const gchar *haystack,
1315                                          const gchar *needle);
1316                 /* part parsing function */
1317                 gboolean  (*parse)      (const gchar *start,
1318                                          const gchar *scanpos,
1319                                          const gchar **bp_,
1320                                          const gchar **ep_,
1321                                          gboolean hdr);
1322                 /* part to URI function */
1323                 gchar    *(*build_uri)  (const gchar *bp,
1324                                          const gchar *ep);
1325         };
1326
1327         static struct table parser[] = {
1328                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1329                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1330                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1331                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1332                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1333                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1334                 {"@",        strcasestr, get_email_part, make_email_string}
1335         };
1336         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1337
1338         gint  n;
1339         const gchar *walk, *bp, *ep;
1340
1341         struct txtpos {
1342                 const gchar     *bp, *ep;       /* text position */
1343                 gint             pti;           /* index in parse table */
1344                 struct txtpos   *next;          /* next */
1345         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1346
1347         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
1348         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
1349         mybuf = gtk_text_buffer_get_text(buffer, &start_iter, &end_iter, FALSE);
1350         offset = gtk_text_iter_get_offset(&start_iter);
1351
1352         /* parse for clickable parts, and build a list of begin and end positions  */
1353         for (walk = mybuf, n = 0;;) {
1354                 gint last_index = PARSE_ELEMS;
1355                 gchar *scanpos = NULL;
1356
1357                 /* FIXME: this looks phony. scanning for anything in the parse table */
1358                 for (n = 0; n < PARSE_ELEMS; n++) {
1359                         gchar *tmp;
1360
1361                         tmp = parser[n].search(walk, parser[n].needle);
1362                         if (tmp) {
1363                                 if (scanpos == NULL || tmp < scanpos) {
1364                                         scanpos = tmp;
1365                                         last_index = n;
1366                                 }
1367                         }
1368                 }
1369
1370                 if (scanpos) {
1371                         /* check if URI can be parsed */
1372                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, FALSE)
1373                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1374                                         ADD_TXT_POS_LATER(bp, ep, last_index);
1375                                         walk = ep;
1376                         } else
1377                                 walk = scanpos +
1378                                         strlen(parser[last_index].needle);
1379                 } else
1380                         break;
1381         }
1382
1383         /* colorize this line */
1384         if (head.next) {
1385                 /* insert URIs */
1386                 for (last = head.next; last != NULL; last = last->next) {
1387                         ClickableText *uri;
1388                         gint start_offset, end_offset;
1389                         gchar *tmp_str;
1390                         gchar old_char;
1391                         uri = g_new0(ClickableText, 1);
1392                         uri->uri = parser[last->pti].build_uri(last->bp,
1393                                                                last->ep);
1394
1395                         tmp_str = mybuf;
1396                         old_char = tmp_str[last->ep - mybuf];
1397                         tmp_str[last->ep - mybuf] = '\0';
1398                         end_offset = g_utf8_strlen(tmp_str, -1);
1399                         tmp_str[last->ep - mybuf] = old_char;
1400
1401                         old_char = tmp_str[last->bp - mybuf];
1402                         tmp_str[last->bp - mybuf] = '\0';
1403                         start_offset = g_utf8_strlen(tmp_str, -1);
1404                         tmp_str[last->bp - mybuf] = old_char;
1405
1406                         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start_offset + offset);
1407                         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end_offset + offset);
1408
1409                         uri->start = gtk_text_iter_get_offset(&start_iter);
1410
1411                         gtk_text_buffer_apply_tag_by_name(buffer, "link", &start_iter, &end_iter);
1412
1413                         uri->end = gtk_text_iter_get_offset(&end_iter);
1414                         uri->filename = NULL;
1415                         textview->uri_list =
1416                                 g_slist_prepend(textview->uri_list, uri);
1417                 }
1418         }
1419
1420         g_free(mybuf);
1421 }
1422
1423 #undef ADD_TXT_POS
1424
1425 static void textview_write_line(TextView *textview, const gchar *str,
1426                                 CodeConverter *conv, gboolean do_quote_folding)
1427 {
1428         GtkTextView *text;
1429         GtkTextBuffer *buffer;
1430         GtkTextIter iter;
1431         gchar buf[BUFFSIZE];
1432         gchar *fg_color;
1433         gint quotelevel = -1, real_quotelevel = -1;
1434         gchar quote_tag_str[10];
1435
1436         text = GTK_TEXT_VIEW(textview->text);
1437         buffer = gtk_text_view_get_buffer(text);
1438         gtk_text_buffer_get_end_iter(buffer, &iter);
1439
1440         if (!conv)
1441                 strncpy2(buf, str, sizeof(buf));
1442         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1443                 conv_localetodisp(buf, sizeof(buf), str);
1444
1445         strcrchomp(buf);
1446         fg_color = NULL;
1447
1448         /* change color of quotation
1449            >, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
1450            Up to 3 levels of quotations are detected, and each
1451            level is colored using a different color. */
1452         if (prefs_common.enable_color
1453             && line_has_quote_char(buf, prefs_common.quote_chars)) {
1454                 real_quotelevel = get_quote_level(buf, prefs_common.quote_chars);
1455                 quotelevel = real_quotelevel;
1456                 /* set up the correct foreground color */
1457                 if (quotelevel > 2) {
1458                         /* recycle colors */
1459                         if (prefs_common.recycle_quote_colors)
1460                                 quotelevel %= 3;
1461                         else
1462                                 quotelevel = 2;
1463                 }
1464         }
1465
1466         if (quotelevel == -1)
1467                 fg_color = NULL;
1468         else {
1469                 g_snprintf(quote_tag_str, sizeof(quote_tag_str),
1470                            "quote%d", quotelevel);
1471                 fg_color = quote_tag_str;
1472         }
1473
1474         if (prefs_common.enable_color &&
1475             (strcmp(buf,"-- \n") == 0 || strcmp(buf, "- -- \n") == 0 || textview->is_in_signature)) {
1476                 fg_color = "signature";
1477                 textview->is_in_signature = TRUE;
1478         }
1479
1480         if (real_quotelevel > -1 && do_quote_folding) {
1481                 if (!g_utf8_validate(buf, -1, NULL)) {
1482                         gchar *utf8buf = NULL;
1483                         utf8buf = g_malloc(BUFFSIZE);
1484                         conv_localetodisp(utf8buf, BUFFSIZE, buf);
1485                         strncpy2(buf, utf8buf, BUFFSIZE-1);
1486                         g_free(utf8buf);
1487                 }
1488 do_quote:
1489                 if ( textview->prev_quote_level != real_quotelevel ) {
1490                         ClickableText *uri;
1491                         uri = g_new0(ClickableText, 1);
1492                         uri->uri = g_strdup("");
1493                         uri->data = g_strdup(buf);
1494                         uri->start = gtk_text_iter_get_offset(&iter);
1495                         uri->is_quote = TRUE;
1496                         uri->quote_level = real_quotelevel;
1497                         uri->fg_color = g_strdup(fg_color);
1498
1499                         gtk_text_buffer_insert_with_tags_by_name
1500                                         (buffer, &iter, " [...]", -1,
1501                                          "qlink", fg_color, NULL);
1502                         uri->end = gtk_text_iter_get_offset(&iter);
1503                         gtk_text_buffer_insert(buffer, &iter, "  \n", -1);
1504
1505                         uri->filename = NULL;
1506                         textview->uri_list =
1507                                 g_slist_prepend(textview->uri_list, uri);
1508
1509                         textview->prev_quote_level = real_quotelevel;
1510                 } else {
1511                         GSList *last = textview->uri_list;
1512                         ClickableText *lasturi = NULL;
1513                         gint e_len = 0, n_len = 0;
1514
1515                         if (textview->uri_list) {
1516                                 lasturi = (ClickableText *)last->data;
1517                         } else {
1518                                 g_print("oops (%d %d)\n",
1519                                         real_quotelevel, textview->prev_quote_level);
1520                         }
1521                         if (lasturi->is_quote == FALSE) {
1522                                 textview->prev_quote_level = -1;
1523                                 goto do_quote;
1524                         }
1525                         e_len = lasturi->data ? strlen(lasturi->data):0;
1526                         n_len = strlen(buf);
1527                         lasturi->data = g_realloc((gchar *)lasturi->data, e_len + n_len + 1);
1528                         strcpy((gchar *)lasturi->data + e_len, buf);
1529                         *((gchar *)lasturi->data + e_len + n_len) = '\0';
1530                 }
1531         } else {
1532                 textview_make_clickable_parts(textview, fg_color, "link", buf, FALSE);
1533                 textview->prev_quote_level = -1;
1534         }
1535 }
1536
1537 void textview_write_link(TextView *textview, const gchar *str,
1538                          const gchar *uri, CodeConverter *conv)
1539 {
1540         GdkColor *link_color = NULL;
1541         GtkTextView *text;
1542         GtkTextBuffer *buffer;
1543         GtkTextIter iter;
1544         gchar buf[BUFFSIZE];
1545         gchar *bufp;
1546         ClickableText *r_uri;
1547
1548         if (!str || *str == '\0')
1549                 return;
1550         if (!uri)
1551                 return;
1552
1553         while (uri && *uri && g_ascii_isspace(*uri))
1554                 uri++;
1555
1556         text = GTK_TEXT_VIEW(textview->text);
1557         buffer = gtk_text_view_get_buffer(text);
1558         gtk_text_buffer_get_end_iter(buffer, &iter);
1559
1560         if (!conv)
1561                 strncpy2(buf, str, sizeof(buf));
1562         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1563                 conv_utf8todisp(buf, sizeof(buf), str);
1564
1565         if (g_utf8_validate(buf, -1, NULL) == FALSE)
1566                 return;
1567
1568         strcrchomp(buf);
1569
1570         gtk_text_buffer_get_end_iter(buffer, &iter);
1571         for (bufp = buf; *bufp != '\0'; bufp = g_utf8_next_char(bufp)) {
1572                 gunichar ch;
1573
1574                 ch = g_utf8_get_char(bufp);
1575                 if (!g_unichar_isspace(ch))
1576                         break;
1577         }
1578         if (bufp > buf)
1579                 gtk_text_buffer_insert(buffer, &iter, buf, bufp - buf);
1580
1581         if (prefs_common.enable_color) {
1582                 link_color = &uri_color;
1583         }
1584         r_uri = g_new0(ClickableText, 1);
1585         r_uri->uri = g_strdup(uri);
1586         r_uri->start = gtk_text_iter_get_offset(&iter);
1587         gtk_text_buffer_insert_with_tags_by_name
1588                 (buffer, &iter, bufp, -1, "link", NULL);
1589         r_uri->end = gtk_text_iter_get_offset(&iter);
1590         r_uri->filename = NULL;
1591         textview->uri_list = g_slist_prepend(textview->uri_list, r_uri);
1592 }
1593
1594 static void textview_set_cursor(GdkWindow *window, GdkCursor *cursor)
1595 {
1596         if (GDK_IS_WINDOW(window))
1597                 gdk_window_set_cursor(window, cursor);
1598 }
1599 void textview_clear(TextView *textview)
1600 {
1601         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1602         GtkTextBuffer *buffer;
1603         GdkWindow *window = gtk_text_view_get_window(text,
1604                                 GTK_TEXT_WINDOW_TEXT);
1605
1606         buffer = gtk_text_view_get_buffer(text);
1607         gtk_text_buffer_set_text(buffer, "", -1);
1608
1609         TEXTVIEW_STATUSBAR_POP(textview);
1610         textview_uri_list_remove_all(textview->uri_list);
1611         textview->uri_list = NULL;
1612         textview->uri_hover = NULL;
1613         textview->prev_quote_level = -1;
1614
1615         textview->body_pos = 0;
1616         if (textview->image)
1617                 gtk_widget_destroy(textview->image);
1618         textview->image = NULL;
1619
1620         if (textview->messageview->mainwin->cursor_count == 0) {
1621                 textview_set_cursor(window, text_cursor);
1622         } else {
1623                 textview_set_cursor(window, watch_cursor);
1624         }
1625 }
1626
1627 void textview_destroy(TextView *textview)
1628 {
1629         GtkTextBuffer *buffer;
1630         GtkClipboard *clipboard;
1631
1632         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1633         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1634         gtk_text_buffer_remove_selection_clipboard(buffer, clipboard);
1635
1636         textview_uri_list_remove_all(textview->uri_list);
1637         textview->uri_list = NULL;
1638         textview->prev_quote_level = -1;
1639
1640         g_free(textview);
1641 }
1642
1643 void textview_set_all_headers(TextView *textview, gboolean all_headers)
1644 {
1645         textview->show_all_headers = all_headers;
1646 }
1647
1648 #define CHANGE_TAG_FONT(tagname, font) { \
1649         tag = gtk_text_tag_table_lookup(tags, tagname); \
1650         if (tag) \
1651                 g_object_set(G_OBJECT(tag), "font-desc", font, NULL); \
1652 }
1653
1654 void textview_set_font(TextView *textview, const gchar *codeset)
1655 {
1656         GtkTextTag *tag;
1657         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1658         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
1659         PangoFontDescription *font_desc, *bold_font_desc;
1660
1661         font_desc = pango_font_description_from_string
1662                                         (NORMAL_FONT);
1663         if (font_desc) {
1664                 gtk_widget_modify_font(textview->text, font_desc);
1665                 CHANGE_TAG_FONT("header", font_desc);
1666                 CHANGE_TAG_FONT("hlink", font_desc);
1667                 pango_font_description_free(font_desc);
1668         }
1669         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
1670                 bold_font_desc = pango_font_description_from_string
1671                                                 (NORMAL_FONT);
1672                 if (bold_font_desc)
1673                         pango_font_description_set_weight
1674                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
1675         } else {
1676                 bold_font_desc = pango_font_description_from_string
1677                                                 (BOLD_FONT);
1678         }
1679         if (bold_font_desc) {
1680                 CHANGE_TAG_FONT("header_title", bold_font_desc);
1681                 pango_font_description_free(bold_font_desc);
1682         }
1683
1684         if (prefs_common.textfont) {
1685                 PangoFontDescription *font_desc;
1686
1687                 font_desc = pango_font_description_from_string
1688                                                 (prefs_common.textfont);
1689                 if (font_desc) {
1690                         gtk_widget_modify_font(textview->text, font_desc);
1691                         pango_font_description_free(font_desc);
1692                 }
1693         }
1694         gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(textview->text),
1695                                              prefs_common.line_space / 2);
1696         gtk_text_view_set_pixels_below_lines(GTK_TEXT_VIEW(textview->text),
1697                                              prefs_common.line_space / 2);
1698 }
1699
1700 void textview_set_text(TextView *textview, const gchar *text)
1701 {
1702         GtkTextView *view;
1703         GtkTextBuffer *buffer;
1704
1705         g_return_if_fail(textview != NULL);
1706         g_return_if_fail(text != NULL);
1707
1708         textview_clear(textview);
1709
1710         view = GTK_TEXT_VIEW(textview->text);
1711         buffer = gtk_text_view_get_buffer(view);
1712         gtk_text_buffer_set_text(buffer, text, strlen(text));
1713 }
1714
1715 enum
1716 {
1717         H_DATE          = 0,
1718         H_FROM          = 1,
1719         H_TO            = 2,
1720         H_NEWSGROUPS    = 3,
1721         H_SUBJECT       = 4,
1722         H_CC            = 5,
1723         H_REPLY_TO      = 6,
1724         H_FOLLOWUP_TO   = 7,
1725         H_X_MAILER      = 8,
1726         H_X_NEWSREADER  = 9,
1727         H_USER_AGENT    = 10,
1728         H_ORGANIZATION  = 11,
1729 };
1730
1731 void textview_set_position(TextView *textview, gint pos)
1732 {
1733         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1734
1735         gtkut_text_view_set_position(text, pos);
1736 }
1737
1738 static gboolean header_is_internal(Header *header)
1739 {
1740         const gchar *internal_hdrs[] =
1741                 {"AF:", "NF:", "PS:", "SRH:", "SFN:", "DSR:", "MID:",
1742                  "CFG:", "PT:", "S:", "RQ:", "SSV:", "NSV:", "SSH:",
1743                  "R:", "MAID:", "SCF:", "RMID:", "FMID:", "NAID:",
1744                  "X-Claws-Account-Id:", "X-Claws-Sign:", "X-Claws-Encrypt:",
1745                  "X-Claws-Privacy-System:", "X-Claws-End-Special-Headers:",
1746                  "X-Sylpheed-Account-Id:", "X-Sylpheed-Sign:", "X-Sylpheed-Encrypt:",
1747                  "X-Sylpheed-Privacy-System:", "X-Sylpheed-End-Special-Headers:",
1748                  NULL};
1749         int i;
1750
1751         for (i = 0; internal_hdrs[i]; i++) {
1752                 if (!strcmp(header->name, internal_hdrs[i]))
1753                         return TRUE;
1754         }
1755         return FALSE;
1756 }
1757
1758 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
1759 {
1760         gchar buf[BUFFSIZE];
1761         GPtrArray *headers, *sorted_headers;
1762         GSList *disphdr_list;
1763         Header *header;
1764         gint i;
1765
1766         g_return_val_if_fail(fp != NULL, NULL);
1767
1768         if (textview->show_all_headers) {
1769                 headers = procheader_get_header_array_asis(fp);
1770                 sorted_headers = g_ptr_array_new();
1771                 for (i = 0; i < headers->len; i++) {
1772                         header = g_ptr_array_index(headers, i);
1773                         if (!header_is_internal(header))
1774                                 g_ptr_array_add(sorted_headers, header);
1775                         else
1776                                 procheader_header_free(header);
1777                 }
1778                 g_ptr_array_free(headers, TRUE);
1779                 return sorted_headers;
1780         }
1781
1782         if (!prefs_common.display_header) {
1783                 while (fgets(buf, sizeof(buf), fp) != NULL)
1784                         if (buf[0] == '\r' || buf[0] == '\n') break;
1785                 return NULL;
1786         }
1787
1788         headers = procheader_get_header_array_asis(fp);
1789
1790         sorted_headers = g_ptr_array_new();
1791
1792         for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
1793              disphdr_list = disphdr_list->next) {
1794                 DisplayHeaderProp *dp =
1795                         (DisplayHeaderProp *)disphdr_list->data;
1796
1797                 for (i = 0; i < headers->len; i++) {
1798                         header = g_ptr_array_index(headers, i);
1799
1800                         if (procheader_headername_equal(header->name,
1801                                                         dp->name)) {
1802                                 if (dp->hidden)
1803                                         procheader_header_free(header);
1804                                 else
1805                                         g_ptr_array_add(sorted_headers, header);
1806
1807                                 g_ptr_array_remove_index(headers, i);
1808                                 i--;
1809                         }
1810                 }
1811         }
1812
1813         if (prefs_common.show_other_header) {
1814                 for (i = 0; i < headers->len; i++) {
1815                         header = g_ptr_array_index(headers, i);
1816                         if (!header_is_internal(header)) {
1817                                 g_ptr_array_add(sorted_headers, header);
1818                         } else {
1819                                 procheader_header_free(header);
1820                         }
1821                 }
1822                 g_ptr_array_free(headers, TRUE);
1823         } else
1824                 procheader_header_array_destroy(headers);
1825
1826
1827         return sorted_headers;
1828 }
1829
1830 static void textview_show_face(TextView *textview)
1831 {
1832         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1833         MsgInfo *msginfo = textview->messageview->msginfo;
1834         int x = 0;
1835
1836         if (prefs_common.display_header_pane
1837         ||  !prefs_common.display_xface)
1838                 goto bail;
1839
1840         if (!msginfo->extradata || !msginfo->extradata->face) {
1841                 goto bail;
1842         }
1843
1844         if (textview->image)
1845                 gtk_widget_destroy(textview->image);
1846
1847         textview->image = face_get_from_header(msginfo->extradata->face);
1848         g_return_if_fail(textview->image != NULL);
1849
1850         gtk_widget_show(textview->image);
1851
1852         x = textview->text->allocation.width - WIDTH -5;
1853
1854         gtk_text_view_add_child_in_window(text, textview->image,
1855                 GTK_TEXT_WINDOW_TEXT, x, 5);
1856
1857         gtk_widget_show_all(textview->text);
1858
1859
1860         return;
1861 bail:
1862         if (textview->image)
1863                 gtk_widget_destroy(textview->image);
1864         textview->image = NULL;
1865 }
1866
1867 void textview_show_icon(TextView *textview, const gchar *stock_id)
1868 {
1869         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1870         int x = 0;
1871
1872         if (textview->image)
1873                 gtk_widget_destroy(textview->image);
1874
1875         textview->image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_DIALOG);
1876         g_return_if_fail(textview->image != NULL);
1877
1878         gtk_widget_show(textview->image);
1879
1880         x = textview->text->allocation.width - WIDTH -5;
1881
1882         gtk_text_view_add_child_in_window(text, textview->image,
1883                 GTK_TEXT_WINDOW_TEXT, x, 5);
1884
1885         gtk_widget_show_all(textview->text);
1886
1887
1888         return;
1889 }
1890
1891 #if HAVE_LIBCOMPFACE
1892 static void textview_show_xface(TextView *textview)
1893 {
1894         MsgInfo *msginfo = textview->messageview->msginfo;
1895         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1896         int x = 0;
1897         GdkWindow *window = NULL;
1898
1899         if (prefs_common.display_header_pane
1900         ||  !prefs_common.display_xface)
1901                 goto bail;
1902
1903         if (!msginfo || !msginfo->extradata)
1904                 goto bail;
1905
1906         if (msginfo->extradata->face)
1907                 return;
1908
1909         if (!msginfo->extradata->xface || strlen(msginfo->extradata->xface) < 5) {
1910                 goto bail;
1911         }
1912
1913         if (textview->image)
1914                 gtk_widget_destroy(textview->image);
1915
1916         window = mainwindow_get_mainwindow() ?
1917                         mainwindow_get_mainwindow()->window->window :
1918                         textview->text->window;
1919         textview->image = xface_get_from_header(msginfo->extradata->xface,
1920                                 &textview->text->style->white,
1921                                 window);
1922         g_return_if_fail(textview->image != NULL);
1923
1924         gtk_widget_show(textview->image);
1925
1926         x = textview->text->allocation.width - WIDTH -5;
1927
1928         gtk_text_view_add_child_in_window(text, textview->image,
1929                 GTK_TEXT_WINDOW_TEXT, x, 5);
1930
1931         gtk_widget_show_all(textview->text);
1932
1933         return;
1934 bail:
1935         if (textview->image)
1936                 gtk_widget_destroy(textview->image);
1937         textview->image = NULL;
1938
1939 }
1940 #endif
1941
1942 static void textview_save_contact_pic(TextView *textview)
1943 {
1944         MsgInfo *msginfo = textview->messageview->msginfo;
1945         gchar *filename = NULL;
1946         GError *error = NULL;
1947         GdkPixbuf *picture = NULL;
1948
1949         if (!msginfo->extradata || (!msginfo->extradata->face && !msginfo->extradata->xface))
1950                 return;
1951
1952         if (textview->image)
1953                 picture = gtk_image_get_pixbuf(GTK_IMAGE(textview->image));
1954
1955         filename = addrindex_get_picture_file(msginfo->from);
1956         if (!filename)
1957                 return;
1958         if (!is_file_exist(filename)) {
1959                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
1960                 if (error) {
1961                         g_warning(_("Failed to save image: \n%s"),
1962                                         error->message);
1963                         g_error_free(error);
1964                 }
1965         }
1966         g_free(filename);
1967 }
1968
1969 static void textview_show_contact_pic(TextView *textview)
1970 {
1971         MsgInfo *msginfo = textview->messageview->msginfo;
1972         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1973         int x = 0;
1974         gchar *filename = NULL;
1975         GError *error = NULL;
1976         GdkPixbuf *picture = NULL;
1977         gint w, h;
1978
1979         if (prefs_common.display_header_pane
1980         ||  !prefs_common.display_xface)
1981                 goto bail;
1982
1983         if (msginfo->extradata && (msginfo->extradata->face || msginfo->extradata->xface))
1984                 return;
1985
1986         if (textview->image)
1987                 gtk_widget_destroy(textview->image);
1988
1989         filename = addrindex_get_picture_file(msginfo->from);
1990
1991         if (!filename)
1992                 goto bail;
1993         if (!is_file_exist(filename)) {
1994                 g_free(filename);
1995                 goto bail;
1996         }
1997
1998         gdk_pixbuf_get_file_info(filename, &w, &h);
1999
2000         if (w > 48 || h > 48)
2001                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
2002                                                 48, 48, TRUE, &error);
2003         else
2004                 picture = gdk_pixbuf_new_from_file(filename, &error);
2005
2006         if (error) {
2007                 debug_print("Failed to import image: \n%s",
2008                                 error->message);
2009                 g_error_free(error);
2010                 goto bail;
2011         }
2012         g_free(filename);
2013
2014         if (picture) {
2015                 textview->image = gtk_image_new_from_pixbuf(picture);
2016                 g_object_unref(picture);
2017         }
2018         g_return_if_fail(textview->image != NULL);
2019
2020         gtk_widget_show(textview->image);
2021
2022         x = textview->text->allocation.width - WIDTH -5;
2023
2024         gtk_text_view_add_child_in_window(text, textview->image,
2025                 GTK_TEXT_WINDOW_TEXT, x, 5);
2026
2027         gtk_widget_show_all(textview->text);
2028
2029         return;
2030 bail:
2031         if (textview->image)
2032                 gtk_widget_destroy(textview->image);
2033         textview->image = NULL;
2034
2035 }
2036
2037 static gint textview_tag_cmp_list(gconstpointer a, gconstpointer b)
2038 {
2039         gint id_a = GPOINTER_TO_INT(a);
2040         gint id_b = GPOINTER_TO_INT(b);
2041         const gchar *tag_a = tags_get_tag(id_a);
2042         const gchar *tag_b = tags_get_tag(id_b);
2043
2044         if (tag_a == NULL)
2045                 return tag_b == NULL ? 0:1;
2046
2047         if (tag_b == NULL)
2048                 return tag_a == NULL ? 0:1;
2049
2050         return g_utf8_collate(tag_a, tag_b);
2051 }
2052
2053
2054 static void textview_show_tags(TextView *textview)
2055 {
2056         MsgInfo *msginfo = textview->messageview->msginfo;
2057         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2058         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2059         GtkTextIter iter;
2060         ClickableText *uri;
2061         GSList *cur, *orig;
2062         gboolean found_tag = FALSE;
2063
2064         if (!msginfo->tags)
2065                 return;
2066
2067         cur = orig = g_slist_sort(g_slist_copy(msginfo->tags), textview_tag_cmp_list);
2068
2069         for (; cur; cur = cur->next) {
2070                 if (tags_get_tag(GPOINTER_TO_INT(cur->data)) != NULL) {
2071                         found_tag = TRUE;
2072                         break;
2073                 }
2074         }
2075         if (!found_tag) {
2076                 g_slist_free(orig);
2077                 return;
2078         }
2079
2080         gtk_text_buffer_get_end_iter (buffer, &iter);
2081         gtk_text_buffer_insert_with_tags_by_name(buffer,
2082                 &iter, _("Tags: "), -1,
2083                 "header_title", "header", "tags", NULL);
2084
2085         for (cur = orig; cur; cur = cur->next) {
2086                 const gchar *cur_tag = tags_get_tag(GPOINTER_TO_INT(cur->data));
2087                 if (!cur_tag)
2088                         continue;
2089                 uri = g_new0(ClickableText, 1);
2090                 uri->uri = g_strdup("");
2091                 uri->start = gtk_text_iter_get_offset(&iter);
2092                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
2093                         cur_tag, -1,
2094                         "link", "header", "tags", NULL);
2095                 uri->end = gtk_text_iter_get_offset(&iter);
2096                 uri->filename = g_strdup_printf("sc://search_tags:%s", cur_tag);
2097                 uri->data = NULL;
2098                 textview->uri_list =
2099                         g_slist_prepend(textview->uri_list, uri);
2100                 if (cur->next && tags_get_tag(GPOINTER_TO_INT(cur->next->data)))
2101                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ", ", 2,
2102                                 "header", "tags", NULL);
2103                 else
2104                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, " ", 1,
2105                                 "header", "tags", NULL);
2106         }
2107         g_slist_free(orig);
2108
2109         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2110                 "header", "tags", NULL);
2111 }
2112
2113 static void textview_show_header(TextView *textview, GPtrArray *headers)
2114 {
2115         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2116         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2117         GtkTextIter iter;
2118         Header *header;
2119         gint i;
2120
2121         g_return_if_fail(headers != NULL);
2122
2123         for (i = 0; i < headers->len; i++) {
2124                 header = g_ptr_array_index(headers, i);
2125                 g_return_if_fail(header->name != NULL);
2126
2127                 gtk_text_buffer_get_end_iter (buffer, &iter);
2128                 if(prefs_common.trans_hdr == TRUE) {
2129                         gchar *hdr = g_strndup(header->name, strlen(header->name) - 1);
2130                         gchar *trans_hdr = gettext(hdr);
2131                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2132                                 &iter, trans_hdr, -1,
2133                                 "header_title", "header", NULL);
2134                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2135                                 &iter, ":", 1, "header_title", "header", NULL);
2136                         g_free(hdr);
2137                 } else {
2138                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2139                                 &iter, header->name,
2140                                 -1, "header_title", "header", NULL);
2141                 }
2142                 if (header->name[strlen(header->name) - 1] != ' ')
2143                 gtk_text_buffer_insert_with_tags_by_name
2144                                 (buffer, &iter, " ", 1,
2145                                  "header_title", "header", NULL);
2146
2147                 if (procheader_headername_equal(header->name, "Subject") ||
2148                     procheader_headername_equal(header->name, "From")    ||
2149                     procheader_headername_equal(header->name, "To")      ||
2150                     procheader_headername_equal(header->name, "Cc"))
2151                         unfold_line(header->body);
2152
2153                 if ((procheader_headername_equal(header->name, "X-Mailer") ||
2154                      procheader_headername_equal(header->name,
2155                                                  "X-Newsreader")) &&
2156                     (strstr(header->body, "Claws Mail") != NULL ||
2157                      strstr(header->body, "Sylpheed-Claws") != NULL)) {
2158                         gtk_text_buffer_get_end_iter (buffer, &iter);
2159                         gtk_text_buffer_insert_with_tags_by_name
2160                                 (buffer, &iter, header->body, -1,
2161                                  "header", "emphasis", NULL);
2162                 } else {
2163                         gboolean hdr =
2164                           procheader_headername_equal(header->name, "From") ||
2165                           procheader_headername_equal(header->name, "To") ||
2166                           procheader_headername_equal(header->name, "Cc") ||
2167                           procheader_headername_equal(header->name, "Bcc") ||
2168                           procheader_headername_equal(header->name, "Reply-To") ||
2169                           procheader_headername_equal(header->name, "Sender");
2170                         textview_make_clickable_parts(textview, "header",
2171                                                       "hlink", header->body,
2172                                                       hdr);
2173                 }
2174                 gtk_text_buffer_get_end_iter (buffer, &iter);
2175                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2176                                                          "header", NULL);
2177         }
2178
2179         textview_show_face(textview);
2180 #if HAVE_LIBCOMPFACE
2181         textview_show_xface(textview);
2182 #endif
2183         textview_save_contact_pic(textview);
2184         textview_show_contact_pic(textview);
2185 }
2186
2187 gboolean textview_search_string(TextView *textview, const gchar *str,
2188                                 gboolean case_sens)
2189 {
2190         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2191
2192         return gtkut_text_view_search_string(text, str, case_sens);
2193 }
2194
2195 gboolean textview_search_string_backward(TextView *textview, const gchar *str,
2196                                          gboolean case_sens)
2197 {
2198         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2199
2200         return gtkut_text_view_search_string_backward(text, str, case_sens);
2201 }
2202
2203 void textview_scroll_one_line(TextView *textview, gboolean up)
2204 {
2205         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2206         GtkAdjustment *vadj = text->vadjustment;
2207
2208         gtkutils_scroll_one_line(GTK_WIDGET(text), vadj, up);
2209 }
2210
2211 gboolean textview_scroll_page(TextView *textview, gboolean up)
2212 {
2213         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2214         GtkAdjustment *vadj = text->vadjustment;
2215
2216         return gtkutils_scroll_page(GTK_WIDGET(text), vadj, up);
2217 }
2218
2219 #define KEY_PRESS_EVENT_STOP() \
2220         g_signal_stop_emission_by_name(G_OBJECT(widget), \
2221                                        "key_press_event");
2222
2223 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
2224                                  TextView *textview)
2225 {
2226         SummaryView *summaryview = NULL;
2227         MessageView *messageview = textview->messageview;
2228
2229         if (!event) return FALSE;
2230         if (messageview->mainwin)
2231                 summaryview = messageview->mainwin->summaryview;
2232
2233         switch (event->keyval) {
2234         case GDK_Tab:
2235         case GDK_Home:
2236         case GDK_Left:
2237         case GDK_Up:
2238         case GDK_Right:
2239         case GDK_Down:
2240         case GDK_Page_Up:
2241         case GDK_Page_Down:
2242         case GDK_End:
2243         case GDK_Control_L:
2244         case GDK_Control_R:
2245                 return FALSE;
2246         case GDK_space:
2247                 if (summaryview)
2248                         summary_pass_key_press_event(summaryview, event);
2249                 else
2250                         mimeview_scroll_page
2251                                 (messageview->mimeview,
2252                                  (event->state &
2253                                   (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2254                 break;
2255         case GDK_BackSpace:
2256                 mimeview_scroll_page(messageview->mimeview, TRUE);
2257                 break;
2258         case GDK_Return:
2259         case GDK_KP_Enter:
2260                 mimeview_scroll_one_line
2261                         (messageview->mimeview, (event->state &
2262                                     (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2263                 break;
2264         case GDK_Delete:
2265                 if (summaryview)
2266                         summary_pass_key_press_event(summaryview, event);
2267                 break;
2268         case GDK_y:
2269         case GDK_t:
2270         case GDK_l:
2271         case GDK_o:
2272         case GDK_c:
2273         case GDK_a:
2274                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
2275                         KEY_PRESS_EVENT_STOP();
2276                         mimeview_pass_key_press_event(messageview->mimeview,
2277                                                       event);
2278                         break;
2279                 }
2280                 /* possible fall through */
2281         default:
2282                 if (summaryview &&
2283                     event->window != messageview->mainwin->window->window) {
2284                         GdkEventKey tmpev = *event;
2285
2286                         tmpev.window = messageview->mainwin->window->window;
2287                         KEY_PRESS_EVENT_STOP();
2288                         gtk_widget_event(messageview->mainwin->window,
2289                                          (GdkEvent *)&tmpev);
2290                 }
2291                 break;
2292         }
2293
2294         return TRUE;
2295 }
2296
2297 static gboolean textview_motion_notify(GtkWidget *widget,
2298                                        GdkEventMotion *event,
2299                                        TextView *textview)
2300 {
2301         if (textview->loading)
2302                 return FALSE;
2303         textview_uri_update(textview, event->x, event->y);
2304         gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
2305
2306         return FALSE;
2307 }
2308
2309 static gboolean textview_leave_notify(GtkWidget *widget,
2310                                       GdkEventCrossing *event,
2311                                       TextView *textview)
2312 {
2313         if (textview->loading)
2314                 return FALSE;
2315         textview_uri_update(textview, -1, -1);
2316
2317         return FALSE;
2318 }
2319
2320 static gboolean textview_visibility_notify(GtkWidget *widget,
2321                                            GdkEventVisibility *event,
2322                                            TextView *textview)
2323 {
2324         gint wx, wy;
2325         GdkWindow *window;
2326
2327         if (textview->loading)
2328                 return FALSE;
2329
2330         window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget),
2331                                           GTK_TEXT_WINDOW_TEXT);
2332
2333         /* check if occurred for the text window part */
2334         if (window != event->window)
2335                 return FALSE;
2336
2337         gdk_window_get_pointer(widget->window, &wx, &wy, NULL);
2338         textview_uri_update(textview, wx, wy);
2339
2340         return FALSE;
2341 }
2342
2343 void textview_cursor_wait(TextView *textview)
2344 {
2345         GdkWindow *window = gtk_text_view_get_window(
2346                         GTK_TEXT_VIEW(textview->text),
2347                         GTK_TEXT_WINDOW_TEXT);
2348         textview_set_cursor(window, watch_cursor);
2349 }
2350
2351 void textview_cursor_normal(TextView *textview)
2352 {
2353         GdkWindow *window = gtk_text_view_get_window(
2354                         GTK_TEXT_VIEW(textview->text),
2355                         GTK_TEXT_WINDOW_TEXT);
2356         textview_set_cursor(window, text_cursor);
2357 }
2358
2359 static void textview_uri_update(TextView *textview, gint x, gint y)
2360 {
2361         GtkTextBuffer *buffer;
2362         GtkTextIter start_iter, end_iter;
2363         ClickableText *uri = NULL;
2364
2365         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2366
2367         if (x != -1 && y != -1) {
2368                 gint bx, by;
2369                 GtkTextIter iter;
2370                 GSList *tags;
2371                 GSList *cur;
2372
2373                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview->text),
2374                                                       GTK_TEXT_WINDOW_WIDGET,
2375                                                       x, y, &bx, &by);
2376                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview->text),
2377                                                    &iter, bx, by);
2378
2379                 tags = gtk_text_iter_get_tags(&iter);
2380                 for (cur = tags; cur != NULL; cur = cur->next) {
2381                         GtkTextTag *tag = cur->data;
2382                         char *name;
2383
2384                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
2385
2386                         if ((!strcmp(name, "link") || !strcmp(name, "hlink"))
2387                             && textview_get_uri_range(textview, &iter, tag,
2388                                                       &start_iter, &end_iter)) {
2389
2390                                 uri = textview_get_uri_from_range(textview,
2391                                                                   &iter, tag,
2392                                                                   &start_iter,
2393                                                                   &end_iter);
2394                         }
2395                         g_free(name);
2396                         if (uri)
2397                                 break;
2398                 }
2399                 g_slist_free(tags);
2400         }
2401
2402         if (uri != textview->uri_hover) {
2403                 GdkWindow *window;
2404
2405                 if (textview->uri_hover)
2406                         gtk_text_buffer_remove_tag_by_name(buffer,
2407                                                            "link-hover",
2408                                                            &textview->uri_hover_start_iter,
2409                                                            &textview->uri_hover_end_iter);
2410
2411                 textview->uri_hover = uri;
2412                 if (uri) {
2413                         textview->uri_hover_start_iter = start_iter;
2414                         textview->uri_hover_end_iter = end_iter;
2415                 }
2416
2417                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview->text),
2418                                                   GTK_TEXT_WINDOW_TEXT);
2419                 if (textview->messageview->mainwin->cursor_count == 0) {
2420                         textview_set_cursor(window, uri ? hand_cursor : text_cursor);
2421                 } else {
2422                         textview_set_cursor(window, watch_cursor);
2423                 }
2424
2425                 TEXTVIEW_STATUSBAR_POP(textview);
2426
2427                 if (uri) {
2428                         char *trimmed_uri;
2429
2430                         if (!uri->is_quote)
2431                                 gtk_text_buffer_apply_tag_by_name(buffer,
2432                                                           "link-hover",
2433                                                           &start_iter,
2434                                                           &end_iter);
2435
2436                         trimmed_uri = trim_string(uri->uri, 60);
2437                         TEXTVIEW_STATUSBAR_PUSH(textview, trimmed_uri);
2438                         g_free(trimmed_uri);
2439                 }
2440         }
2441 }
2442
2443 static gboolean textview_get_uri_range(TextView *textview,
2444                                        GtkTextIter *iter,
2445                                        GtkTextTag *tag,
2446                                        GtkTextIter *start_iter,
2447                                        GtkTextIter *end_iter)
2448 {
2449         return get_tag_range(iter, tag, start_iter, end_iter);
2450 }
2451
2452 static ClickableText *textview_get_uri_from_range(TextView *textview,
2453                                               GtkTextIter *iter,
2454                                               GtkTextTag *tag,
2455                                               GtkTextIter *start_iter,
2456                                               GtkTextIter *end_iter)
2457 {
2458         gint start_pos, end_pos, cur_pos;
2459         ClickableText *uri = NULL;
2460         GSList *cur;
2461
2462         start_pos = gtk_text_iter_get_offset(start_iter);
2463         end_pos = gtk_text_iter_get_offset(end_iter);
2464         cur_pos = gtk_text_iter_get_offset(iter);
2465
2466         for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
2467                 ClickableText *uri_ = (ClickableText *)cur->data;
2468                 if (start_pos == uri_->start &&
2469                     end_pos ==  uri_->end) {
2470                         uri = uri_;
2471                         break;
2472                 }
2473         }
2474         for (cur = textview->uri_list; uri == NULL && cur != NULL; cur = cur->next) {
2475                 ClickableText *uri_ = (ClickableText *)cur->data;
2476                 if (start_pos == uri_->start ||
2477                            end_pos == uri_->end) {
2478                         /* in case of contiguous links, textview_get_uri_range
2479                          * returns a broader range (start of 1st link to end
2480                          * of last link).
2481                          * In that case, correct link is the one covering
2482                          * current iter.
2483                          */
2484                         if (uri_->start <= cur_pos && cur_pos <= uri_->end) {
2485                                 uri = uri_;
2486                                 break;
2487                         }
2488                 }
2489         }
2490
2491         return uri;
2492 }
2493
2494 static ClickableText *textview_get_uri(TextView *textview,
2495                                    GtkTextIter *iter,
2496                                    GtkTextTag *tag)
2497 {
2498         GtkTextIter start_iter, end_iter;
2499         ClickableText *uri = NULL;
2500
2501         if (textview_get_uri_range(textview, iter, tag, &start_iter,
2502                                    &end_iter))
2503                 uri = textview_get_uri_from_range(textview, iter, tag,
2504                                                   &start_iter, &end_iter);
2505
2506         return uri;
2507 }
2508
2509 static void textview_shift_uris_after(TextView *textview, GSList *start_list, gint start, gint shift)
2510 {
2511         GSList *cur;
2512         if (!start_list)
2513                 start_list = textview->uri_list;
2514
2515         for (cur = start_list; cur; cur = cur->next) {
2516                 ClickableText *uri = (ClickableText *)cur->data;
2517                 if (uri->start <= start)
2518                         continue;
2519                 uri->start += shift;
2520                 uri->end += shift;
2521         }
2522 }
2523
2524 static void textview_remove_uris_in(TextView *textview, gint start, gint end)
2525 {
2526         GSList *cur;
2527         for (cur = textview->uri_list; cur; ) {
2528                 ClickableText *uri = (ClickableText *)cur->data;
2529                 if (uri->start > start && uri->end < end) {
2530                         cur = cur->next;
2531                         textview->uri_list = g_slist_remove(textview->uri_list, uri);
2532                         g_free(uri->uri);
2533                         g_free(uri->filename);
2534                         if (uri->is_quote) {
2535                                 g_free(uri->fg_color);
2536                                 g_free(uri->data);
2537                                 /* (only free data in quotes uris) */
2538                         }
2539                         g_free(uri);
2540                 } else {
2541                         cur = cur->next;
2542                 }
2543
2544         }
2545 }
2546
2547 static void textview_toggle_quote(TextView *textview, GSList *start_list, ClickableText *uri, gboolean expand_only)
2548 {
2549         GtkTextIter start, end;
2550         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2551
2552         if (!uri->is_quote)
2553                 return;
2554
2555         if (uri->q_expanded && expand_only)
2556                 return;
2557
2558         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2559         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2560         if (textview->uri_hover)
2561                 gtk_text_buffer_remove_tag_by_name(buffer,
2562                                                    "link-hover",
2563                                                    &textview->uri_hover_start_iter,
2564                                                    &textview->uri_hover_end_iter);
2565         textview->uri_hover = NULL;
2566         gtk_text_buffer_remove_tag_by_name(buffer,
2567                                            "qlink",
2568                                            &start,
2569                                            &end);
2570         /* when shifting URIs start and end, we have to do it per-UTF8-char
2571          * so use g_utf8_strlen(). OTOH, when inserting in the text buffer,
2572          * we have to pass a number of bytes, so use strlen(). disturbing. */
2573
2574         if (!uri->q_expanded) {
2575                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2576                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2577                 textview_shift_uris_after(textview, start_list, uri->start,
2578                         g_utf8_strlen((gchar *)uri->data, -1)-strlen(" [...]\n"));
2579                 gtk_text_buffer_delete(buffer, &start, &end);
2580                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2581                 gtk_text_buffer_insert_with_tags_by_name
2582                                 (buffer, &start, (gchar *)uri->data,
2583                                  strlen((gchar *)uri->data)-1,
2584                                  "qlink", (gchar *)uri->fg_color, NULL);
2585                 uri->end = gtk_text_iter_get_offset(&start);
2586                 textview_make_clickable_parts_later(textview,
2587                                           uri->start, uri->end);
2588                 uri->q_expanded = TRUE;
2589         } else {
2590                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2591                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2592                 textview_remove_uris_in(textview, uri->start, uri->end);
2593                 textview_shift_uris_after(textview, start_list, uri->start,
2594                         strlen(" [...]\n")-g_utf8_strlen((gchar *)uri->data, -1));
2595                 gtk_text_buffer_delete(buffer, &start, &end);
2596                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2597                 gtk_text_buffer_insert_with_tags_by_name
2598                                 (buffer, &start, " [...]", -1,
2599                                  "qlink", (gchar *)uri->fg_color, NULL);
2600                 uri->end = gtk_text_iter_get_offset(&start);
2601                 uri->q_expanded = FALSE;
2602         }
2603         if (textview->messageview->mainwin->cursor_count == 0) {
2604                 textview_cursor_normal(textview);
2605         } else {
2606                 textview_cursor_wait(textview);
2607         }
2608 }
2609 static gboolean textview_uri_button_pressed(GtkTextTag *tag, GObject *obj,
2610                                             GdkEvent *event, GtkTextIter *iter,
2611                                             TextView *textview)
2612 {
2613         GdkEventButton *bevent;
2614         ClickableText *uri = NULL;
2615         char *tagname;
2616         gboolean qlink = FALSE;
2617
2618         if (!event)
2619                 return FALSE;
2620
2621         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
2622                 && event->type != GDK_MOTION_NOTIFY)
2623                 return FALSE;
2624
2625         uri = textview_get_uri(textview, iter, tag);
2626         if (!uri)
2627                 return FALSE;
2628
2629         g_object_get(G_OBJECT(tag), "name", &tagname, NULL);
2630
2631         if (!strcmp(tagname, "qlink"))
2632                 qlink = TRUE;
2633
2634         g_free(tagname);
2635
2636         bevent = (GdkEventButton *) event;
2637
2638         /* doubleclick: open compose / add address / browser */
2639         if (qlink && event->type == GDK_BUTTON_PRESS && bevent->button != 1) {
2640                 /* pass rightclick through */
2641                 return FALSE;
2642         } else if ((event->type == (qlink ? GDK_2BUTTON_PRESS:GDK_BUTTON_PRESS) && bevent->button == 1) ||
2643                 bevent->button == 2 || bevent->button == 3) {
2644                 if (uri->filename && !g_ascii_strncasecmp(uri->filename, "sc://", 5)) {
2645                         MimeView *mimeview =
2646                                 (textview->messageview)?
2647                                         textview->messageview->mimeview:NULL;
2648                         if (mimeview && bevent->button == 1) {
2649                                 mimeview_handle_cmd(mimeview, uri->filename, NULL, uri->data);
2650                         } else if (mimeview && bevent->button == 2 &&
2651                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2652                                 mimeview_handle_cmd(mimeview, "sc://open_attachment", NULL, uri->data);
2653                         } else if (mimeview && bevent->button == 3 &&
2654                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2655                                 mimeview_handle_cmd(mimeview, "sc://menu_attachment", bevent, uri->data);
2656                         }
2657                         return TRUE;
2658                 } else if (qlink && bevent->button == 1) {
2659                         textview_toggle_quote(textview, NULL, uri, FALSE);
2660                         return TRUE;
2661                 } else if (!g_ascii_strncasecmp(uri->uri, "mailto:", 7)) {
2662                         if (bevent->button == 3) {
2663                                 g_object_set_data(
2664                                         G_OBJECT(textview->mail_popup_menu),
2665                                         "menu_button", uri);
2666                                 gtk_menu_popup(GTK_MENU(textview->mail_popup_menu),
2667                                                NULL, NULL, NULL, NULL,
2668                                                bevent->button, bevent->time);
2669                         } else {
2670                                 PrefsAccount *account = NULL;
2671                                 FolderItem   *folder_item = NULL;
2672                                 if (textview->messageview && textview->messageview->msginfo &&
2673                                     textview->messageview->msginfo->folder) {
2674
2675
2676                                         folder_item = textview->messageview->msginfo->folder;
2677                                         if (folder_item->prefs && folder_item->prefs->enable_default_account)
2678                                                 account = account_find_from_id(folder_item->prefs->default_account);
2679                                         if (!account)
2680                                                 account = account_find_from_item(folder_item);
2681                                 }
2682                                 compose_new_with_folderitem(account, folder_item, uri->uri + 7);
2683                         }
2684                         return TRUE;
2685                 } else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) {
2686                         if (bevent->button == 1 &&
2687                             textview_uri_security_check(textview, uri) == TRUE)
2688                                         open_uri(uri->uri,
2689                                                  prefs_common_get_uri_cmd());
2690                         else if (bevent->button == 3 && !qlink) {
2691                                 g_object_set_data(
2692                                         G_OBJECT(textview->link_popup_menu),
2693                                         "menu_button", uri);
2694                                 gtk_menu_popup(GTK_MENU(textview->link_popup_menu),
2695                                                NULL, NULL, NULL, NULL,
2696                                                bevent->button, bevent->time);
2697                         }
2698                         return TRUE;
2699                 } else {
2700                         if (bevent->button == 3 && !qlink) {
2701                                 g_object_set_data(
2702                                         G_OBJECT(textview->file_popup_menu),
2703                                         "menu_button", uri);
2704                                 gtk_menu_popup(GTK_MENU(textview->file_popup_menu),
2705                                                NULL, NULL, NULL, NULL,
2706                                                bevent->button, bevent->time);
2707                                 return TRUE;
2708                         }
2709                 }
2710         }
2711
2712         return FALSE;
2713 }
2714
2715 gchar *textview_get_visible_uri         (TextView       *textview,
2716                                          ClickableText  *uri)
2717 {
2718         GtkTextBuffer *buffer;
2719         GtkTextIter start, end;
2720
2721         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2722
2723         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2724         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2725
2726         return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
2727 }
2728
2729 /*!
2730  *\brief    Check to see if a web URL has been disguised as a different
2731  *          URL (possible with HTML email).
2732  *
2733  *\param    uri The uri to check
2734  *
2735  *\param    textview The TextView the URL is contained in
2736  *
2737  *\return   gboolean TRUE if the URL is ok, or if the user chose to open
2738  *          it anyway, otherwise FALSE
2739  */
2740 gboolean textview_uri_security_check(TextView *textview, ClickableText *uri)
2741 {
2742         gchar *visible_str;
2743         gboolean retval = TRUE;
2744
2745         if (is_uri_string(uri->uri) == FALSE)
2746                 return TRUE;
2747
2748         visible_str = textview_get_visible_uri(textview, uri);
2749         if (visible_str == NULL)
2750                 return TRUE;
2751
2752         if (strcmp(visible_str, uri->uri) != 0 && is_uri_string(visible_str)) {
2753                 gchar *uri_path;
2754                 gchar *visible_uri_path;
2755
2756                 uri_path = get_uri_path(uri->uri);
2757                 visible_uri_path = get_uri_path(visible_str);
2758                 if (path_cmp(uri_path, visible_uri_path) != 0)
2759                         retval = FALSE;
2760         }
2761
2762         if (retval == FALSE) {
2763                 gchar *msg;
2764                 AlertValue aval;
2765
2766                 msg = g_markup_printf_escaped(_("The real URL is different from "
2767                                                 "the displayed URL.\n"
2768                                                 "\n"
2769                                                 "<b>Displayed URL:</b> %s\n"
2770                                                 "\n"
2771                                                 "<b>Real URL:</b> %s\n"
2772                                                 "\n"
2773                                                 "Open it anyway?"),
2774                                                visible_str,uri->uri);
2775                 aval = alertpanel_full(_("Phishing attempt warning"), msg,
2776                                        GTK_STOCK_CANCEL, _("_Open URL"), NULL, FALSE,
2777                                        NULL, ALERT_WARNING, G_ALERTDEFAULT);
2778                 g_free(msg);
2779                 if (aval == G_ALERTALTERNATE)
2780                         retval = TRUE;
2781         }
2782
2783         g_free(visible_str);
2784
2785         return retval;
2786 }
2787
2788 static void textview_uri_list_remove_all(GSList *uri_list)
2789 {
2790         GSList *cur;
2791
2792         for (cur = uri_list; cur != NULL; cur = cur->next) {
2793                 if (cur->data) {
2794                         g_free(((ClickableText *)cur->data)->uri);
2795                         g_free(((ClickableText *)cur->data)->filename);
2796                         if (((ClickableText *)cur->data)->is_quote) {
2797                                 g_free(((ClickableText *)cur->data)->fg_color);
2798                                 g_free(((ClickableText *)cur->data)->data);
2799                                 /* (only free data in quotes uris) */
2800                         }
2801                         g_free(cur->data);
2802                 }
2803         }
2804
2805         g_slist_free(uri_list);
2806 }
2807
2808 static void open_uri_cb (GtkAction *action, TextView *textview)
2809 {
2810         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2811                                            "menu_button");
2812         const gchar *raw_url = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2813                                            "raw_url");
2814
2815         if (uri) {
2816                 if (textview_uri_security_check(textview, uri) == TRUE)
2817                         open_uri(uri->uri,
2818                                  prefs_common_get_uri_cmd());
2819                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2820                                   NULL);
2821         }
2822         if (raw_url) {
2823                 open_uri(raw_url, prefs_common_get_uri_cmd());
2824                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url",
2825                                   NULL);
2826         }
2827 }
2828
2829 static void open_image_cb (GtkAction *action, TextView *textview)
2830 {
2831         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2832                                            "menu_button");
2833
2834         gchar *cmd = NULL;
2835         gchar buf[1024];
2836         const gchar *p;
2837         gchar *filename = NULL;
2838         gchar *tmp_filename = NULL;
2839
2840         if (uri == NULL)
2841                 return;
2842
2843         if (uri->filename == NULL)
2844                 return;
2845
2846         filename = g_strdup(uri->filename);
2847
2848         if (!g_utf8_validate(filename, -1, NULL)) {
2849                 gchar *tmp = conv_filename_to_utf8(filename);
2850                 g_free(filename);
2851                 filename = tmp;
2852         }
2853
2854         subst_for_filename(filename);
2855
2856         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2857         copy_file(tmp_filename, filename, FALSE);
2858         g_free(tmp_filename);
2859
2860         cmd = mailcap_get_command_for_type("image/jpeg", filename);
2861         if (cmd == NULL) {
2862                 gboolean remember = FALSE;
2863                 cmd = input_dialog_combo_remember
2864                         (_("Open with"),
2865                          _("Enter the command line to open file:\n"
2866                            "('%s' will be replaced with file name)"),
2867                          prefs_common.mime_open_cmd,
2868                          prefs_common.mime_open_cmd_history,
2869                          &remember);
2870                 if (cmd && remember) {
2871                         mailcap_update_default("image/jpeg", cmd);
2872                 }
2873         }
2874         if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' &&
2875             !strchr(p + 2, '%'))
2876                 g_snprintf(buf, sizeof(buf), cmd, filename);
2877         else {
2878                 g_warning("Image viewer command line is invalid: '%s'", cmd);
2879                 return;
2880         }
2881
2882         execute_command_line(buf, TRUE);
2883
2884         g_free(filename);
2885         g_free(cmd);
2886
2887         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2888                           NULL);
2889 }
2890
2891 static void save_file_cb (GtkAction *action, TextView *textview)
2892 {
2893         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2894                                            "menu_button");
2895         gchar *filename = NULL;
2896         gchar *filepath = NULL;
2897         gchar *filedir = NULL;
2898         gchar *tmp_filename = NULL;
2899         if (uri == NULL)
2900                 return;
2901
2902         if (uri->filename == NULL)
2903                 return;
2904
2905         filename = g_strdup(uri->filename);
2906
2907         if (!g_utf8_validate(filename, -1, NULL)) {
2908                 gchar *tmp = conv_filename_to_utf8(filename);
2909                 g_free(filename);
2910                 filename = tmp;
2911         }
2912
2913         subst_for_filename(filename);
2914
2915         if (prefs_common.attach_save_dir)
2916                 filepath = g_strconcat(prefs_common.attach_save_dir,
2917                                        G_DIR_SEPARATOR_S, filename, NULL);
2918         else
2919                 filepath = g_strdup(filename);
2920
2921         g_free(filename);
2922
2923         filename = filesel_select_file_save(_("Save as"), filepath);
2924         if (!filename) {
2925                 g_free(filepath);
2926                 return;
2927         }
2928
2929         if (is_file_exist(filename)) {
2930                 AlertValue aval;
2931                 gchar *res;
2932
2933                 res = g_strdup_printf(_("Overwrite existing file '%s'?"),
2934                                       filename);
2935                 aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
2936                                   GTK_STOCK_OK, NULL);
2937                 g_free(res);
2938                 if (G_ALERTALTERNATE != aval)
2939                         return;
2940         }
2941
2942         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2943         copy_file(tmp_filename, filename, FALSE);
2944         g_free(tmp_filename);
2945
2946         filedir = g_path_get_dirname(filename);
2947         if (filedir && strcmp(filedir, ".")) {
2948                 g_free(prefs_common.attach_save_dir);
2949                 prefs_common.attach_save_dir = g_filename_to_utf8(filedir, -1, NULL, NULL, NULL);
2950         }
2951
2952         g_free(filedir);
2953         g_free(filepath);
2954
2955         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2956                           NULL);
2957 }
2958
2959 static void copy_uri_cb (GtkAction *action, TextView *textview)
2960 {
2961         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2962                                            "menu_button");
2963         const gchar *raw_url =  g_object_get_data(G_OBJECT(textview->link_popup_menu),
2964                                            "raw_url");
2965         if (uri) {
2966                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri, -1);
2967                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri, -1);
2968                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2969                           NULL);
2970         }
2971         if (raw_url) {
2972                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), raw_url, -1);
2973                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), raw_url, -1);
2974                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url",
2975                           NULL);
2976         }
2977 }
2978
2979 static void add_uri_to_addrbook_cb (GtkAction *action, TextView *textview)
2980 {
2981         gchar *fromname, *fromaddress;
2982         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
2983                                            "menu_button");
2984         GtkWidget *image = NULL;
2985         GdkPixbuf *picture = NULL;
2986         gboolean use_picture = FALSE;
2987         if (uri == NULL)
2988                 return;
2989
2990         /* extract url */
2991         fromaddress = g_strdup(uri->uri + 7);
2992
2993         if (textview->messageview->msginfo &&
2994            !strcmp2(fromaddress, textview->messageview->msginfo->from))
2995                 use_picture = TRUE;
2996
2997         fromname = procheader_get_fromname(fromaddress);
2998         extract_address(fromaddress);
2999
3000         if (use_picture &&
3001             textview->messageview->msginfo &&
3002             textview->messageview->msginfo->extradata &&
3003             textview->messageview->msginfo->extradata->face) {
3004                 image = face_get_from_header(textview->messageview->msginfo->extradata->face);
3005         }
3006 #if HAVE_LIBCOMPFACE
3007         else if (use_picture &&
3008                  textview->messageview->msginfo &&
3009                  textview->messageview->msginfo->extradata &&
3010                  textview->messageview->msginfo->extradata->xface) {
3011                 image = xface_get_from_header(textview->messageview->msginfo->extradata->xface,
3012                                 &textview->text->style->white,
3013                                 mainwindow_get_mainwindow()->window->window);
3014         }
3015 #endif
3016         if (image)
3017                 picture = gtk_image_get_pixbuf(GTK_IMAGE(image));
3018
3019         addressbook_add_contact( fromname, fromaddress, NULL, picture);
3020
3021         g_free(fromaddress);
3022         g_free(fromname);
3023 }
3024
3025 static void mail_to_uri_cb (GtkAction *action, TextView *textview)
3026 {
3027         PrefsAccount *account = NULL;
3028         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3029                                            "menu_button");
3030         if (uri == NULL)
3031                 return;
3032
3033         if (textview->messageview && textview->messageview->msginfo &&
3034             textview->messageview->msginfo->folder) {
3035                 FolderItem   *folder_item;
3036
3037                 folder_item = textview->messageview->msginfo->folder;
3038                 if (folder_item->prefs && folder_item->prefs->enable_default_account)
3039                         account = account_find_from_id(folder_item->prefs->default_account);
3040
3041                 compose_new_with_folderitem(account, folder_item, uri->uri+7);
3042         } else {
3043                 compose_new(account, uri->uri + 7, NULL);
3044         }
3045 }
3046
3047 static void copy_mail_to_uri_cb (GtkAction *action, TextView *textview)
3048 {
3049         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3050                                            "menu_button");
3051         if (uri == NULL)
3052                 return;
3053
3054         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri +7, -1);
3055         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri +7, -1);
3056         g_object_set_data(G_OBJECT(textview->mail_popup_menu), "menu_button",
3057                           NULL);
3058 }
3059
3060 void textview_get_selection_offsets(TextView *textview, gint *sel_start, gint *sel_end)
3061 {
3062                 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
3063                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
3064                 GtkTextIter start, end;
3065                 if (gtk_text_buffer_get_selection_bounds(buffer, &start, &end)) {
3066                         if (sel_start)
3067                                 *sel_start = gtk_text_iter_get_offset(&start);
3068                         if (sel_end)
3069                                 *sel_end = gtk_text_iter_get_offset(&end);
3070                 } else {
3071                         if (sel_start)
3072                                 *sel_start = -1;
3073                         if (sel_end)
3074                                 *sel_end = -1;
3075                 }
3076 }