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