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->ui_manager = gtk_ui_manager_new();
 318         textview->link_action_group = cm_menu_create_action_group_full(textview->ui_manager,
 319                         "TextviewPopupLink",
 320                         textview_link_popup_entries,
 321                         G_N_ELEMENTS(textview_link_popup_entries), (gpointer)textview);
 322         textview->mail_action_group = cm_menu_create_action_group_full(textview->ui_manager,
 323                         "TextviewPopupMail",
 324                         textview_mail_popup_entries,
 325                         G_N_ELEMENTS(textview_mail_popup_entries), (gpointer)textview);
 326         textview->file_action_group = cm_menu_create_action_group_full(textview->ui_manager,
 327                         "TextviewPopupFile",
 328                         textview_file_popup_entries,
 329                         G_N_ELEMENTS(textview_file_popup_entries), (gpointer)textview);
 330
 331         MENUITEM_ADDUI_MANAGER(textview->ui_manager, "/", "Menus", "Menus", GTK_UI_MANAGER_MENUBAR)
 332         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 333                         "/Menus", "TextviewPopupLink", "TextviewPopupLink", GTK_UI_MANAGER_MENU)
 334         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 335                         "/Menus", "TextviewPopupMail", "TextviewPopupMail", GTK_UI_MANAGER_MENU)
 336         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 337                         "/Menus", "TextviewPopupFile", "TextviewPopupFile", GTK_UI_MANAGER_MENU)
 338
 339         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 340                         "/Menus/TextviewPopupLink", "Open", "TextviewPopupLink/Open", GTK_UI_MANAGER_MENUITEM)
 341         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 342                         "/Menus/TextviewPopupLink", "Copy", "TextviewPopupLink/Copy", GTK_UI_MANAGER_MENUITEM)
 343         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 344                         "/Menus/TextviewPopupMail", "Compose", "TextviewPopupMail/Compose", GTK_UI_MANAGER_MENUITEM)
 345         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 346                         "/Menus/TextviewPopupMail", "AddAB", "TextviewPopupMail/AddAB", GTK_UI_MANAGER_MENUITEM)
 347         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 348                         "/Menus/TextviewPopupMail", "Copy", "TextviewPopupMail/Copy", GTK_UI_MANAGER_MENUITEM)
 349         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 350                         "/Menus/TextviewPopupFile", "Open", "TextviewPopupFile/Open", GTK_UI_MANAGER_MENUITEM)
 351         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 352                         "/Menus/TextviewPopupFile", "Save", "TextviewPopupFile/Save", GTK_UI_MANAGER_MENUITEM)
 353
 354         textview->link_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 355                                 gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupLink")) );
 356         textview->mail_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 357                                 gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupMail")) );
 358         textview->file_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 359                                 gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupFile")) );
 360
 361         textview->vbox               = vbox;
 362         textview->scrolledwin        = scrolledwin;
 363         textview->text               = text;
 364         textview->uri_list           = NULL;
 365         textview->body_pos           = 0;
 366         textview->show_all_headers   = FALSE;
 367         textview->last_buttonpress   = GDK_NOTHING;
 368         textview->image              = NULL;
 369         return textview;
 370 }
 371
 372 static void textview_create_tags(GtkTextView *text, TextView *textview)
 373 {
 374         GtkTextBuffer *buffer;
 375         GtkTextTag *tag, *qtag;
 376         static GdkColor yellow, black;
 377         static gboolean color_init = FALSE;
 378         static PangoFontDescription *font_desc, *bold_font_desc;
 379
 380         if (!color_init) {
 381                 gdk_color_parse("#f5f6be", &yellow);
 382                 gdk_color_parse("#000000", &black);
 383                 color_init = gdk_colormap_alloc_color(
 384                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
 385                 color_init &= gdk_colormap_alloc_color(
 386                         gdk_colormap_get_system(), &black, FALSE, TRUE);
 387         }
 388
 389         if (!font_desc)
 390                 font_desc = pango_font_description_from_string
 391                         (NORMAL_FONT);
 392
 393         if (!bold_font_desc) {
 394                 if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 395                         bold_font_desc = pango_font_description_from_string
 396                                 (NORMAL_FONT);
 397                         pango_font_description_set_weight
 398                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
 399                 } else {
 400                         bold_font_desc = pango_font_description_from_string
 401                                 (BOLD_FONT);
 402                 }
 403         }
 404
 405         buffer = gtk_text_view_get_buffer(text);
 406
 407         gtk_text_buffer_create_tag(buffer, "header",
 408                                    "pixels-above-lines", 0,
 409                                    "pixels-above-lines-set", TRUE,
 410                                    "pixels-below-lines", 0,
 411                                    "pixels-below-lines-set", TRUE,
 412                                    "font-desc", font_desc,
 413                                    "left-margin", 3,
 414                                    "left-margin-set", TRUE,
 415                                    NULL);
 416         gtk_text_buffer_create_tag(buffer, "header_title",
 417                                    "font-desc", bold_font_desc,
 418                                    NULL);
 419         tag = gtk_text_buffer_create_tag(buffer, "hlink",
 420                                    "pixels-above-lines", 0,
 421                                    "pixels-above-lines-set", TRUE,
 422                                    "pixels-below-lines", 0,
 423                                    "pixels-below-lines-set", TRUE,
 424                                    "font-desc", font_desc,
 425                                    "left-margin", 3,
 426                                    "left-margin-set", TRUE,
 427                                    "foreground-gdk", &uri_color,
 428                                    NULL);
 429         g_signal_connect(G_OBJECT(tag), "event",
 430                          G_CALLBACK(textview_uri_button_pressed), textview);
 431         if (prefs_common.enable_bgcolor) {
 432                 gtk_text_buffer_create_tag(buffer, "quote0",
 433                                 "foreground-gdk", &quote_colors[0],
 434                                 "paragraph-background-gdk", &quote_bgcolors[0],
 435                                 NULL);
 436                 gtk_text_buffer_create_tag(buffer, "quote1",
 437                                 "foreground-gdk", &quote_colors[1],
 438                                 "paragraph-background-gdk", &quote_bgcolors[1],
 439                                 NULL);
 440                 gtk_text_buffer_create_tag(buffer, "quote2",
 441                                 "foreground-gdk", &quote_colors[2],
 442                                 "paragraph-background-gdk", &quote_bgcolors[2],
 443                                 NULL);
 444         } else {
 445                 gtk_text_buffer_create_tag(buffer, "quote0",
 446                                 "foreground-gdk", &quote_colors[0],
 447                                 NULL);
 448                 gtk_text_buffer_create_tag(buffer, "quote1",
 449                                 "foreground-gdk", &quote_colors[1],
 450                                 NULL);
 451                 gtk_text_buffer_create_tag(buffer, "quote2",
 452                                 "foreground-gdk", &quote_colors[2],
 453                                 NULL);
 454         }
 455 #if GTK_CHECK_VERSION(2, 8, 0)
 456         gtk_text_buffer_create_tag(buffer, "tags",
 457                         "foreground-gdk", &black,
 458                         "paragraph-background-gdk", &yellow,
 459                         NULL);
 460 #else
 461         gtk_text_buffer_create_tag(buffer, "tags",
 462                         "foreground-gdk", &emphasis_color,
 463                         NULL);
 464 #endif
 465         gtk_text_buffer_create_tag(buffer, "emphasis",
 466                         "foreground-gdk", &emphasis_color,
 467                         NULL);
 468         gtk_text_buffer_create_tag(buffer, "signature",
 469                         "foreground-gdk", &signature_color,
 470                         NULL);
 471         tag = gtk_text_buffer_create_tag(buffer, "link",
 472                         "foreground-gdk", &uri_color,
 473                         NULL);
 474         qtag = gtk_text_buffer_create_tag(buffer, "qlink",
 475                         NULL);
 476         gtk_text_buffer_create_tag(buffer, "link-hover",
 477                         "underline", PANGO_UNDERLINE_SINGLE,
 478                         NULL);
 479         g_signal_connect(G_OBJECT(qtag), "event",
 480                          G_CALLBACK(textview_uri_button_pressed), textview);
 481         g_signal_connect(G_OBJECT(tag), "event",
 482                          G_CALLBACK(textview_uri_button_pressed), textview);
 483 /*      if (font_desc)
 484                 pango_font_description_free(font_desc);
 485         if (bold_font_desc)
 486                 pango_font_description_free(bold_font_desc);*/
 487  }
 488
 489 void textview_init(TextView *textview)
 490 {
 491         if (!hand_cursor)
 492                 hand_cursor = gdk_cursor_new(GDK_HAND2);
 493         if (!text_cursor)
 494                 text_cursor = gdk_cursor_new(GDK_XTERM);
 495         if (!watch_cursor)
 496                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 497
 498         textview_reflect_prefs(textview);
 499         textview_set_all_headers(textview, FALSE);
 500         textview_set_font(textview, NULL);
 501         textview_create_tags(GTK_TEXT_VIEW(textview->text), textview);
 502 }
 503
 504 #if GTK_CHECK_VERSION(2, 8, 0)
 505  #define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
 506         tag = gtk_text_tag_table_lookup(tags, tagname); \
 507         if (tag) \
 508                 g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, "paragraph-background-gdk", colorbg, NULL); \
 509  }
 510 #else
 511  #define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
 512         tag = gtk_text_tag_table_lookup(tags, tagname); \
 513         if (tag) \
 514                 g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, NULL); \
 515  }
 516 #endif
 517
 518 static void textview_update_message_colors(TextView *textview)
 519 {
 520         GdkColor black = {0, 0, 0, 0};
 521         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
 522
 523         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
 524         GtkTextTag *tag = NULL;
 525
 526         quote_bgcolors[0] = quote_bgcolors[1] = quote_bgcolors[2] = black;
 527         quote_colors[0] = quote_colors[1] = quote_colors[2] =
 528                 uri_color = emphasis_color = signature_color = black;
 529
 530         if (prefs_common.enable_color) {
 531                 /* grab the quote colors, converting from an int to a GdkColor */
 532                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col,
 533                                                &quote_colors[0]);
 534                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_col,
 535                                                &quote_colors[1]);
 536                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_col,
 537                                                &quote_colors[2]);
 538                 gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 539                                                &uri_color);
 540                 gtkut_convert_int_to_gdk_color(prefs_common.signature_col,
 541                                                &signature_color);
 542                 gtkut_convert_int_to_gdk_color(prefs_common.emphasis_col,
 543                                                &emphasis_color);
 544         }
 545         if (prefs_common.enable_color && prefs_common.enable_bgcolor) {
 546                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_bgcol,
 547                                                    &quote_bgcolors[0]);
 548                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_bgcol,
 549                                                    &quote_bgcolors[1]);
 550                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_bgcol,
 551                                                    &quote_bgcolors[2]);
 552                 CHANGE_TAG_COLOR("quote0", &quote_colors[0], &quote_bgcolors[0]);
 553                 CHANGE_TAG_COLOR("quote1", &quote_colors[1], &quote_bgcolors[1]);
 554                 CHANGE_TAG_COLOR("quote2", &quote_colors[2], &quote_bgcolors[2]);
 555         } else {
 556                 CHANGE_TAG_COLOR("quote0", &quote_colors[0], NULL);
 557                 CHANGE_TAG_COLOR("quote1", &quote_colors[1], NULL);
 558                 CHANGE_TAG_COLOR("quote2", &quote_colors[2], NULL);
 559         }
 560
 561         CHANGE_TAG_COLOR("emphasis", &emphasis_color, NULL);
 562         CHANGE_TAG_COLOR("signature", &signature_color, NULL);
 563         CHANGE_TAG_COLOR("link", &uri_color, NULL);
 564         CHANGE_TAG_COLOR("link-hover", &uri_color, NULL);
 565 }
 566 #undef CHANGE_TAG_COLOR
 567
 568 void textview_reflect_prefs(TextView *textview)
 569 {
 570         textview_set_font(textview, NULL);
 571         textview_update_message_colors(textview);
 572         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(textview->text),
 573                                          prefs_common.textview_cursor_visible);
 574 }
 575
 576 void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
 577 {
 578         START_TIMING("");
 579         g_return_if_fail(mimeinfo != NULL);
 580         g_return_if_fail(fp != NULL);
 581
 582         if ((mimeinfo->type == MIMETYPE_MULTIPART) ||
 583             ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
 584                 textview->loading = TRUE;
 585                 textview->stop_loading = FALSE;
 586
 587                 textview_clear(textview);
 588                 textview_add_parts(textview, mimeinfo);
 589
 590                 textview->loading = FALSE;
 591                 textview->stop_loading = FALSE;
 592                 END_TIMING();
 593                 return;
 594         }
 595         textview->loading = TRUE;
 596         textview->stop_loading = FALSE;
 597
 598         if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0)
 599                 perror("fseek");
 600
 601         textview_clear(textview);
 602
 603         if (mimeinfo->type == MIMETYPE_MULTIPART)
 604                 textview_add_parts(textview, mimeinfo);
 605         else
 606                 textview_write_body(textview, mimeinfo);
 607
 608         textview->loading = FALSE;
 609         textview->stop_loading = FALSE;
 610         END_TIMING();
 611 }
 612
 613 static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
 614 {
 615         GtkTextView *text;
 616         GtkTextBuffer *buffer;
 617         GtkTextIter iter, start_iter;
 618         gchar buf[BUFFSIZE];
 619         GPtrArray *headers = NULL;
 620         const gchar *name;
 621         gchar *content_type;
 622         gint charcount;
 623         START_TIMING("");
 624
 625         g_return_if_fail(mimeinfo != NULL);
 626         text = GTK_TEXT_VIEW(textview->text);
 627         buffer = gtk_text_view_get_buffer(text);
 628         charcount = gtk_text_buffer_get_char_count(buffer);
 629         gtk_text_buffer_get_end_iter(buffer, &iter);
 630
 631         if (textview->stop_loading) {
 632                 return;
 633         }
 634         if (mimeinfo->type == MIMETYPE_MULTIPART) {
 635                 END_TIMING();
 636                 return;
 637         }
 638
 639         textview->prev_quote_level = -1;
 640
 641         if ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) {
 642                 FILE *fp;
 643                 if (mimeinfo->content == MIMECONTENT_MEM)
 644                         fp = str_open_as_stream(mimeinfo->data.mem);
 645                 else
 646                         fp = g_fopen(mimeinfo->data.filename, "rb");
 647                 if (!fp) {
 648                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
 649                         END_TIMING();
 650                         return;
 651                 }
 652                 fseek(fp, mimeinfo->offset, SEEK_SET);
 653                 headers = textview_scan_header(textview, fp);
 654                 if (headers) {
 655                         if (charcount > 0)
 656                                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 657
 658                         if (procmime_mimeinfo_parent(mimeinfo) == NULL)
 659                                 textview_show_tags(textview);
 660                         textview_show_header(textview, headers);
 661                         procheader_header_array_destroy(headers);
 662                 }
 663                 fclose(fp);
 664                 END_TIMING();
 665                 return;
 666         }
 667
 668         name = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
 669         content_type = procmime_get_content_type_str(mimeinfo->type,
 670                                                      mimeinfo->subtype);
 671         if (name == NULL)
 672                 name = procmime_mimeinfo_get_parameter(mimeinfo, "name");
 673         if (name != NULL)
 674                 g_snprintf(buf, sizeof(buf), _("[%s  %s (%d bytes)]"),
 675                            name, content_type, mimeinfo->length);
 676         else
 677                 g_snprintf(buf, sizeof(buf), _("[%s (%d bytes)]"),
 678                            content_type, mimeinfo->length);
 679
 680         g_free(content_type);
 681
 682         if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT
 683         || (mimeinfo->disposition == DISPOSITIONTYPE_INLINE &&
 684             mimeinfo->type != MIMETYPE_TEXT)) {
 685                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 686                 TEXTVIEW_INSERT_LINK(buf, "sc://select_attachment", mimeinfo);
 687                 gtk_text_buffer_insert(buffer, &iter, " \n", -1);
 688                 if (mimeinfo->type == MIMETYPE_IMAGE  &&
 689                     prefs_common.inline_img ) {
 690                         GdkPixbuf *pixbuf;
 691                         gint avail_width;
 692                         gint avail_height;
 693                         GError *error = NULL;
 694                         gchar *filename;
 695                         ClickableText *uri;
 696                         gchar *uri_str;
 697                         gint err;
 698                         START_TIMING("inserting image");
 699
 700                         filename = procmime_get_tmp_file_name(mimeinfo);
 701
 702                         if ((err = procmime_get_part(filename, mimeinfo)) < 0) {
 703                                 g_warning("Can't get the image file.(%s)", strerror(-err));
 704                                 g_free(filename);
 705                                 END_TIMING();
 706                                 return;
 707                         }
 708
 709                         if (!prefs_common.resize_img) {
 710                                 pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 711                         } else {
 712                                 gint w, h;
 713                                 gdk_pixbuf_get_file_info(filename, &w, &h);
 714                                 avail_width = textview->scrolledwin->allocation.width;
 715                                 avail_height = textview->scrolledwin->allocation.height;
 716                                 if (avail_width - 100 > 0 &&
 717                                     (w > avail_width || h > avail_height))
 718                                         pixbuf = gdk_pixbuf_new_from_file_at_scale(filename,
 719                                                 avail_width, avail_height, TRUE, &error);
 720                                 else
 721                                         pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 722                         }
 723                         if (error != NULL) {
 724                                 g_warning("%s\n", error->message);
 725                                 g_error_free(error);
 726                         }
 727                         if (!pixbuf) {
 728                                 g_warning("Can't load the image.");
 729                                 g_free(filename);
 730                                 END_TIMING();
 731                                 return;
 732                         }
 733
 734                         uri_str = g_filename_to_uri(filename, NULL, NULL);
 735                         if (uri_str) {
 736                                 uri = g_new0(ClickableText, 1);
 737                                 uri->uri = uri_str;
 738                                 uri->start = gtk_text_iter_get_offset(&iter);
 739
 740                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 741
 742                                 uri->end = uri->start + 1;
 743                                 uri->filename = procmime_get_part_file_name(mimeinfo);
 744                                 textview->uri_list =
 745                                         g_slist_prepend(textview->uri_list, uri);
 746
 747                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 748                                 gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, uri->start);
 749                                 gtk_text_buffer_apply_tag_by_name(buffer, "link",
 750                                                 &start_iter, &iter);
 751                         } else {
 752                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 753                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 754                         }
 755
 756                         g_object_unref(pixbuf);
 757                         g_free(filename);
 758                         END_TIMING();
 759                         GTK_EVENTS_FLUSH();
 760                 }
 761         } else if (mimeinfo->type == MIMETYPE_TEXT) {
 762                 if (prefs_common.display_header && (charcount > 0))
 763                         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 764
 765                 textview_write_body(textview, mimeinfo);
 766         }
 767         END_TIMING();
 768 }
 769
 770 static void recursive_add_parts(TextView *textview, GNode *node)
 771 {
 772         GNode * iter;
 773         MimeInfo *mimeinfo;
 774         START_TIMING("");
 775
 776         mimeinfo = (MimeInfo *) node->data;
 777
 778         textview_add_part(textview, mimeinfo);
 779 #ifdef GENERIC_UMPC
 780         textview_set_position(textview, 0);
 781 #endif
 782         if ((mimeinfo->type != MIMETYPE_MULTIPART) &&
 783             (mimeinfo->type != MIMETYPE_MESSAGE)) {
 784                 END_TIMING();
 785                 return;
 786         }
 787         if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) {
 788                 GNode * prefered_body;
 789                 int prefered_score;
 790
 791                 /*
 792                   text/plain : score 3
 793                   text/ *    : score 2
 794                   other      : score 1
 795                 */
 796                 prefered_body = NULL;
 797                 prefered_score = 0;
 798
 799                 for (iter = g_node_first_child(node) ; iter != NULL ;
 800                      iter = g_node_next_sibling(iter)) {
 801                         int score;
 802                         MimeInfo * submime;
 803
 804                         score = 1;
 805                         submime = (MimeInfo *) iter->data;
 806                         if (submime->type == MIMETYPE_TEXT)
 807                                 score = 2;
 808
 809                         if (submime->subtype != NULL) {
 810                                 if (g_ascii_strcasecmp(submime->subtype, "plain") == 0)
 811                                         score = 3;
 812                         }
 813
 814                         if (score > prefered_score) {
 815                                 prefered_score = score;
 816                                 prefered_body = iter;
 817                         }
 818                 }
 819
 820                 if (prefered_body != NULL) {
 821                         recursive_add_parts(textview, prefered_body);
 822                 }
 823         }
 824         else {
 825                 for (iter = g_node_first_child(node) ; iter != NULL ;
 826                      iter = g_node_next_sibling(iter)) {
 827                         recursive_add_parts(textview, iter);
 828                 }
 829         }
 830         END_TIMING();
 831 }
 832
 833 static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo)
 834 {
 835         g_return_if_fail(mimeinfo != NULL);
 836
 837         recursive_add_parts(textview, mimeinfo->node);
 838 }
 839
 840 void textview_show_error(TextView *textview)
 841 {
 842         GtkTextView *text;
 843         GtkTextBuffer *buffer;
 844         GtkTextIter iter;
 845
 846         textview_set_font(textview, NULL);
 847         textview_clear(textview);
 848
 849         text = GTK_TEXT_VIEW(textview->text);
 850         buffer = gtk_text_view_get_buffer(text);
 851         gtk_text_buffer_get_start_iter(buffer, &iter);
 852
 853         TEXTVIEW_INSERT(_("\n"
 854                       "  This message can't be displayed.\n"
 855                       "  This is probably due to a network error.\n"
 856                       "\n"
 857                       "  Use "));
 858         TEXTVIEW_INSERT_LINK(_("'View Log'"), "sc://view_log", NULL);
 859         TEXTVIEW_INSERT(_(" in the Tools menu for more information."));
 860         textview_show_icon(textview, GTK_STOCK_DIALOG_ERROR);
 861
 862 }
 863
 864 void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
 865 {
 866         GtkTextView *text;
 867         GtkTextBuffer *buffer;
 868         GtkTextIter iter;
 869         const gchar *name;
 870         gchar *content_type;
 871
 872         if (!partinfo) return;
 873
 874         textview_set_font(textview, NULL);
 875         textview_clear(textview);
 876
 877         text = GTK_TEXT_VIEW(textview->text);
 878         buffer = gtk_text_view_get_buffer(text);
 879         gtk_text_buffer_get_start_iter(buffer, &iter);
 880
 881         TEXTVIEW_INSERT("\n");
 882
 883         name = procmime_mimeinfo_get_parameter(partinfo, "filename");
 884         if (name == NULL)
 885                 name = procmime_mimeinfo_get_parameter(partinfo, "name");
 886         if (name != NULL) {
 887                 content_type = procmime_get_content_type_str(partinfo->type,
 888                                                      partinfo->subtype);
 889                 TEXTVIEW_INSERT("  ");
 890                 TEXTVIEW_INSERT_BOLD(name);
 891                 TEXTVIEW_INSERT(" (");
 892                 TEXTVIEW_INSERT(content_type);
 893                 TEXTVIEW_INSERT(", ");
 894                 TEXTVIEW_INSERT(to_human_readable((goffset)partinfo->length));
 895                 TEXTVIEW_INSERT("):\n\n");
 896
 897                 g_free(content_type);
 898         }
 899         TEXTVIEW_INSERT(_("  The following can be performed on this part\n"));
 900 #ifndef GENERIC_UMPC
 901         TEXTVIEW_INSERT(_("  by right-clicking the icon or list item:"));
 902 #endif
 903         TEXTVIEW_INSERT("\n");
 904
 905         TEXTVIEW_INSERT(_("     - To save, select "));
 906         TEXTVIEW_INSERT_LINK(_("'Save as...'"), "sc://save_as", NULL);
 907 #ifndef GENERIC_UMPC
 908         TEXTVIEW_INSERT(_(" (Shortcut key: 'y')"));
 909 #endif
 910         TEXTVIEW_INSERT("\n");
 911
 912         TEXTVIEW_INSERT(_("     - To display as text, select "));
 913         TEXTVIEW_INSERT_LINK(_("'Display as text'"), "sc://display_as_text", NULL);
 914
 915 #ifndef GENERIC_UMPC
 916         TEXTVIEW_INSERT(_(" (Shortcut key: 't')"));
 917 #endif
 918         TEXTVIEW_INSERT("\n");
 919
 920         TEXTVIEW_INSERT(_("     - To open with an external program, select "));
 921         TEXTVIEW_INSERT_LINK(_("'Open'"), "sc://open", NULL);
 922
 923 #ifndef GENERIC_UMPC
 924         TEXTVIEW_INSERT(_(" (Shortcut key: 'l')\n"));
 925         TEXTVIEW_INSERT(_("       (alternately double-click, or click the middle "));
 926         TEXTVIEW_INSERT(_("mouse button)\n"));
 927         TEXTVIEW_INSERT(_("     - Or use "));
 928         TEXTVIEW_INSERT_LINK(_("'Open with...'"), "sc://open_with", NULL);
 929         TEXTVIEW_INSERT(_(" (Shortcut key: 'o')"));
 930 #endif
 931         TEXTVIEW_INSERT("\n");
 932
 933         textview_show_icon(textview, GTK_STOCK_DIALOG_INFO);
 934 }
 935
 936 static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
 937 {
 938         FILE *tmpfp;
 939         gchar buf[BUFFSIZE];
 940         CodeConverter *conv;
 941         const gchar *charset, *p, *cmd;
 942         GSList *cur;
 943         gboolean continue_write = TRUE;
 944         size_t wrote = 0, i = 0;
 945
 946         if (textview->messageview->forced_charset)
 947                 charset = textview->messageview->forced_charset;
 948         else {
 949                 charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset");
 950                 if (charset && !strcasecmp(charset, CS_ISO_8859_1))
 951                         charset = CS_WINDOWS_1252;
 952         }
 953
 954         textview_set_font(textview, charset);
 955
 956         conv = conv_code_converter_new(charset);
 957
 958         procmime_force_encoding(textview->messageview->forced_encoding);
 959
 960         textview->is_in_signature = FALSE;
 961
 962         procmime_decode_content(mimeinfo);
 963
 964         if (!g_ascii_strcasecmp(mimeinfo->subtype, "html") &&
 965             prefs_common.render_html) {
 966                 gchar *filename;
 967
 968                 filename = procmime_get_tmp_file_name(mimeinfo);
 969                 if (procmime_get_part(filename, mimeinfo) == 0) {
 970                         tmpfp = g_fopen(filename, "rb");
 971                         textview_show_html(textview, tmpfp, conv);
 972                         fclose(tmpfp);
 973                         claws_unlink(filename);
 974                 }
 975                 g_free(filename);
 976         } else if (!g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) {
 977                 gchar *filename;
 978
 979                 filename = procmime_get_tmp_file_name(mimeinfo);
 980                 if (procmime_get_part(filename, mimeinfo) == 0) {
 981                         tmpfp = g_fopen(filename, "rb");
 982                         textview_show_ertf(textview, tmpfp, conv);
 983                         fclose(tmpfp);
 984                         claws_unlink(filename);
 985                 }
 986                 g_free(filename);
 987 #ifndef G_OS_WIN32
 988         } else if ( g_ascii_strcasecmp(mimeinfo->subtype, "plain") &&
 989                    (cmd = prefs_common.mime_textviewer) && *cmd &&
 990                    (p = strchr(cmd, '%')) && *(p + 1) == 's') {
 991                 int pid, pfd[2];
 992                 const gchar *fname;
 993
 994                 fname  = procmime_get_tmp_file_name(mimeinfo);
 995                 if (procmime_get_part(fname, mimeinfo)) goto textview_default;
 996
 997                 g_snprintf(buf, sizeof(buf), cmd, fname);
 998                 debug_print("Viewing text content of type: %s (length: %d) "
 999                         "using %s\n", mimeinfo->subtype, mimeinfo->length, buf);
1000
1001                 if (pipe(pfd) < 0) {
1002                         g_snprintf(buf, sizeof(buf),
1003                                 "pipe failed for textview\n\n%s\n", strerror(errno));
1004                         textview_write_line(textview, buf, conv, TRUE);
1005                         goto textview_default;
1006                 }
1007                 pid = fork();
1008                 if (pid < 0) {
1009                         g_snprintf(buf, sizeof(buf),
1010                                 "fork failed for textview\n\n%s\n", strerror(errno));
1011                         textview_write_line(textview, buf, conv, TRUE);
1012                         close(pfd[0]);
1013                         close(pfd[1]);
1014                         goto textview_default;
1015                 }
1016                 if (pid == 0) { /* child */
1017                         int rc;
1018                         gchar **argv;
1019                         argv = strsplit_with_quote(buf, " ", 0);
1020                         close(1);
1021                         close(pfd[0]);
1022                         dup(pfd[1]);
1023                         rc = execvp(argv[0], argv);
1024                         close(pfd[1]);
1025                         g_print(_("The command to view attachment "
1026                                 "as text failed:\n"
1027                                 "    %s\n"
1028                                 "Exit code %d\n"), buf, rc);
1029                         exit(255);
1030                 }
1031                 close(pfd[1]);
1032                 tmpfp = fdopen(pfd[0], "rb");
1033                 while (fgets(buf, sizeof(buf), tmpfp)) {
1034                         textview_write_line(textview, buf, conv, TRUE);
1035
1036                         if (textview->stop_loading) {
1037                                 fclose(tmpfp);
1038                                 waitpid(pid, pfd, 0);
1039                                 unlink(fname);
1040                                 return;
1041                         }
1042                 }
1043
1044                 fclose(tmpfp);
1045                 waitpid(pid, pfd, 0);
1046                 unlink(fname);
1047 #endif
1048         } else {
1049 textview_default:
1050                 if (mimeinfo->content == MIMECONTENT_MEM)
1051                         tmpfp = str_open_as_stream(mimeinfo->data.mem);
1052                 else
1053                         tmpfp = g_fopen(mimeinfo->data.filename, "rb");
1054                 if (!tmpfp) {
1055                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
1056                         return;
1057                 }
1058                 fseek(tmpfp, mimeinfo->offset, SEEK_SET);
1059                 debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
1060                 while (((i = ftell(tmpfp)) < mimeinfo->offset + mimeinfo->length) &&
1061                        (fgets(buf, sizeof(buf), tmpfp) != NULL)
1062                        && continue_write) {
1063                         textview_write_line(textview, buf, conv, TRUE);
1064                         if (textview->stop_loading) {
1065                                 fclose(tmpfp);
1066                                 return;
1067                         }
1068                         wrote += ftell(tmpfp)-i;
1069                         if (mimeinfo->length > 1024*1024
1070                         &&  wrote > 1024*1024
1071                         && !textview->messageview->show_full_text) {
1072                                 continue_write = FALSE;
1073                         }
1074                 }
1075                 fclose(tmpfp);
1076         }
1077
1078         conv_code_converter_destroy(conv);
1079         procmime_force_encoding(0);
1080
1081         textview->uri_list = g_slist_reverse(textview->uri_list);
1082         for (cur = textview->uri_list; cur; cur = cur->next) {
1083                 ClickableText *uri = (ClickableText *)cur->data;
1084                 if (!uri->is_quote)
1085                         continue;
1086                 if (!prefs_common.hide_quotes ||
1087                     uri->quote_level+1 < prefs_common.hide_quotes) {
1088                         textview_toggle_quote(textview, cur, uri, TRUE);
1089                         if (textview->stop_loading) {
1090                                 return;
1091                         }
1092                 }
1093         }
1094
1095         if (continue_write == FALSE) {
1096                 messageview_show_partial_display(
1097                         textview->messageview,
1098                         textview->messageview->msginfo,
1099                         mimeinfo->length);
1100         }
1101         GTK_EVENTS_FLUSH();
1102 }
1103
1104 static void textview_show_html(TextView *textview, FILE *fp,
1105                                CodeConverter *conv)
1106 {
1107         SC_HTMLParser *parser;
1108         gchar *str;
1109         gint lines = 0;
1110
1111         parser = sc_html_parser_new(fp, conv);
1112         g_return_if_fail(parser != NULL);
1113
1114         while ((str = sc_html_parse(parser)) != NULL) {
1115                 if (parser->state == SC_HTML_HREF) {
1116                         /* first time : get and copy the URL */
1117                         if (parser->href == NULL) {
1118                                 /* ALF - the claws html parser returns an empty string,
1119                                  * if still inside an <a>, but already parsed past HREF */
1120                                 str = strtok(str, " ");
1121                                 if (str) {
1122                                         while (str && *str && g_ascii_isspace(*str))
1123                                                 str++;
1124                                         parser->href = g_strdup(str);
1125                                         /* the URL may (or not) be followed by the
1126                                          * referenced text */
1127                                         str = strtok(NULL, "");
1128                                 }
1129                         }
1130                         if (str != NULL)
1131                                 textview_write_link(textview, str, parser->href, NULL);
1132                 } else
1133                         textview_write_line(textview, str, NULL, FALSE);
1134                 lines++;
1135                 if (lines % 500 == 0)
1136                         GTK_EVENTS_FLUSH();
1137                 if (textview->stop_loading) {
1138                         return;
1139                 }
1140         }
1141         textview_write_line(textview, "\n", NULL, FALSE);
1142         sc_html_parser_destroy(parser);
1143 }
1144
1145 static void textview_show_ertf(TextView *textview, FILE *fp,
1146                                CodeConverter *conv)
1147 {
1148         ERTFParser *parser;
1149         gchar *str;
1150         gint lines = 0;
1151
1152         parser = ertf_parser_new(fp, conv);
1153         g_return_if_fail(parser != NULL);
1154
1155         while ((str = ertf_parse(parser)) != NULL) {
1156                 textview_write_line(textview, str, NULL, FALSE);
1157                 lines++;
1158                 if (lines % 500 == 0)
1159                         GTK_EVENTS_FLUSH();
1160                 if (textview->stop_loading) {
1161                         return;
1162                 }
1163         }
1164
1165         ertf_parser_destroy(parser);
1166 }
1167
1168 #define ADD_TXT_POS(bp_, ep_, pti_) \
1169         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1170                 last = last->next; \
1171                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1172                 last->next = NULL; \
1173         } else { \
1174                 g_warning("alloc error scanning URIs\n"); \
1175                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, \
1176                                                          linebuf, -1, \
1177                                                          fg_tag, NULL); \
1178                 return; \
1179         }
1180
1181 #define ADD_TXT_POS_LATER(bp_, ep_, pti_) \
1182         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1183                 last = last->next; \
1184                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1185                 last->next = NULL; \
1186         } else { \
1187                 g_warning("alloc error scanning URIs\n"); \
1188         }
1189
1190 /* textview_make_clickable_parts() - colorizes clickable parts */
1191 static void textview_make_clickable_parts(TextView *textview,
1192                                           const gchar *fg_tag,
1193                                           const gchar *uri_tag,
1194                                           const gchar *linebuf,
1195                                           gboolean hdr)
1196 {
1197         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1198         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1199         GtkTextIter iter;
1200         gchar *mybuf = g_strdup(linebuf);
1201
1202         /* parse table - in order of priority */
1203         struct table {
1204                 const gchar *needle; /* token */
1205
1206                 /* token search function */
1207                 gchar    *(*search)     (const gchar *haystack,
1208                                          const gchar *needle);
1209                 /* part parsing function */
1210                 gboolean  (*parse)      (const gchar *start,
1211                                          const gchar *scanpos,
1212                                          const gchar **bp_,
1213                                          const gchar **ep_,
1214                                          gboolean hdr);
1215                 /* part to URI function */
1216                 gchar    *(*build_uri)  (const gchar *bp,
1217                                          const gchar *ep);
1218         };
1219
1220         static struct table parser[] = {
1221                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1222                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1223                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1224                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1225                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1226                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1227                 {"@",        strcasestr, get_email_part, make_email_string}
1228         };
1229         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1230
1231         gint  n;
1232         const gchar *walk, *bp, *ep;
1233
1234         struct txtpos {
1235                 const gchar     *bp, *ep;       /* text position */
1236                 gint             pti;           /* index in parse table */
1237                 struct txtpos   *next;          /* next */
1238         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1239
1240         if (!g_utf8_validate(linebuf, -1, NULL)) {
1241                 g_free(mybuf);
1242                 mybuf = g_malloc(strlen(linebuf)*2 +1);
1243                 conv_localetodisp(mybuf, strlen(linebuf)*2 +1, linebuf);
1244         }
1245
1246         gtk_text_buffer_get_end_iter(buffer, &iter);
1247
1248         /* parse for clickable parts, and build a list of begin and end positions  */
1249         for (walk = mybuf, n = 0;;) {
1250                 gint last_index = PARSE_ELEMS;
1251                 gchar *scanpos = NULL;
1252
1253                 /* FIXME: this looks phony. scanning for anything in the parse table */
1254                 for (n = 0; n < PARSE_ELEMS; n++) {
1255                         gchar *tmp;
1256
1257                         tmp = parser[n].search(walk, parser[n].needle);
1258                         if (tmp) {
1259                                 if (scanpos == NULL || tmp < scanpos) {
1260                                         scanpos = tmp;
1261                                         last_index = n;
1262                                 }
1263                         }
1264                 }
1265
1266                 if (scanpos) {
1267                         /* check if URI can be parsed */
1268                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, hdr)
1269                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1270                                         ADD_TXT_POS(bp, ep, last_index);
1271                                         walk = ep;
1272                         } else
1273                                 walk = scanpos +
1274                                         strlen(parser[last_index].needle);
1275                 } else
1276                         break;
1277         }
1278
1279         /* colorize this line */
1280         if (head.next) {
1281                 const gchar *normal_text = mybuf;
1282
1283                 /* insert URIs */
1284                 for (last = head.next; last != NULL;
1285                      normal_text = last->ep, last = last->next) {
1286                         ClickableText *uri;
1287                         uri = g_new0(ClickableText, 1);
1288                         if (last->bp - normal_text > 0)
1289                                 gtk_text_buffer_insert_with_tags_by_name
1290                                         (buffer, &iter,
1291                                          normal_text,
1292                                          last->bp - normal_text,
1293                                          fg_tag, NULL);
1294                         uri->uri = parser[last->pti].build_uri(last->bp,
1295                                                                last->ep);
1296                         uri->start = gtk_text_iter_get_offset(&iter);
1297                         gtk_text_buffer_insert_with_tags_by_name
1298                                 (buffer, &iter, last->bp, last->ep - last->bp,
1299                                  uri_tag, fg_tag, NULL);
1300                         uri->end = gtk_text_iter_get_offset(&iter);
1301                         uri->filename = NULL;
1302                         textview->uri_list =
1303                                 g_slist_prepend(textview->uri_list, uri);
1304                 }
1305
1306                 if (*normal_text)
1307                         gtk_text_buffer_insert_with_tags_by_name
1308                                 (buffer, &iter, normal_text, -1, fg_tag, NULL);
1309         } else {
1310                 gtk_text_buffer_insert_with_tags_by_name
1311                         (buffer, &iter, mybuf, -1, fg_tag, NULL);
1312         }
1313         g_free(mybuf);
1314 }
1315
1316 /* textview_make_clickable_parts() - colorizes clickable parts */
1317 static void textview_make_clickable_parts_later(TextView *textview,
1318                                           gint start, gint end)
1319 {
1320         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1321         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1322         GtkTextIter start_iter, end_iter;
1323         gchar *mybuf;
1324         gint offset = 0;
1325         /* parse table - in order of priority */
1326         struct table {
1327                 const gchar *needle; /* token */
1328
1329                 /* token search function */
1330                 gchar    *(*search)     (const gchar *haystack,
1331                                          const gchar *needle);
1332                 /* part parsing function */
1333                 gboolean  (*parse)      (const gchar *start,
1334                                          const gchar *scanpos,
1335                                          const gchar **bp_,
1336                                          const gchar **ep_,
1337                                          gboolean hdr);
1338                 /* part to URI function */
1339                 gchar    *(*build_uri)  (const gchar *bp,
1340                                          const gchar *ep);
1341         };
1342
1343         static struct table parser[] = {
1344                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1345                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1346                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1347                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1348                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1349                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1350                 {"@",        strcasestr, get_email_part, make_email_string}
1351         };
1352         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1353
1354         gint  n;
1355         const gchar *walk, *bp, *ep;
1356
1357         struct txtpos {
1358                 const gchar     *bp, *ep;       /* text position */
1359                 gint             pti;           /* index in parse table */
1360                 struct txtpos   *next;          /* next */
1361         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1362
1363         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
1364         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
1365         mybuf = gtk_text_buffer_get_text(buffer, &start_iter, &end_iter, FALSE);
1366         offset = gtk_text_iter_get_offset(&start_iter);
1367
1368         /* parse for clickable parts, and build a list of begin and end positions  */
1369         for (walk = mybuf, n = 0;;) {
1370                 gint last_index = PARSE_ELEMS;
1371                 gchar *scanpos = NULL;
1372
1373                 /* FIXME: this looks phony. scanning for anything in the parse table */
1374                 for (n = 0; n < PARSE_ELEMS; n++) {
1375                         gchar *tmp;
1376
1377                         tmp = parser[n].search(walk, parser[n].needle);
1378                         if (tmp) {
1379                                 if (scanpos == NULL || tmp < scanpos) {
1380                                         scanpos = tmp;
1381                                         last_index = n;
1382                                 }
1383                         }
1384                 }
1385
1386                 if (scanpos) {
1387                         /* check if URI can be parsed */
1388                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, FALSE)
1389                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1390                                         ADD_TXT_POS_LATER(bp, ep, last_index);
1391                                         walk = ep;
1392                         } else
1393                                 walk = scanpos +
1394                                         strlen(parser[last_index].needle);
1395                 } else
1396                         break;
1397         }
1398
1399         /* colorize this line */
1400         if (head.next) {
1401                 /* insert URIs */
1402                 for (last = head.next; last != NULL; last = last->next) {
1403                         ClickableText *uri;
1404                         gint start_offset, end_offset;
1405                         gchar *tmp_str;
1406                         gchar old_char;
1407                         uri = g_new0(ClickableText, 1);
1408                         uri->uri = parser[last->pti].build_uri(last->bp,
1409                                                                last->ep);
1410
1411                         tmp_str = mybuf;
1412                         old_char = tmp_str[last->ep - mybuf];
1413                         tmp_str[last->ep - mybuf] = '\0';
1414                         end_offset = g_utf8_strlen(tmp_str, -1);
1415                         tmp_str[last->ep - mybuf] = old_char;
1416
1417                         old_char = tmp_str[last->bp - mybuf];
1418                         tmp_str[last->bp - mybuf] = '\0';
1419                         start_offset = g_utf8_strlen(tmp_str, -1);
1420                         tmp_str[last->bp - mybuf] = old_char;
1421
1422                         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start_offset + offset);
1423                         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end_offset + offset);
1424
1425                         uri->start = gtk_text_iter_get_offset(&start_iter);
1426
1427                         gtk_text_buffer_apply_tag_by_name(buffer, "link", &start_iter, &end_iter);
1428
1429                         uri->end = gtk_text_iter_get_offset(&end_iter);
1430                         uri->filename = NULL;
1431                         textview->uri_list =
1432                                 g_slist_prepend(textview->uri_list, uri);
1433                 }
1434         }
1435
1436         g_free(mybuf);
1437 }
1438
1439 #undef ADD_TXT_POS
1440
1441 static void textview_write_line(TextView *textview, const gchar *str,
1442                                 CodeConverter *conv, gboolean do_quote_folding)
1443 {
1444         GtkTextView *text;
1445         GtkTextBuffer *buffer;
1446         GtkTextIter iter;
1447         gchar buf[BUFFSIZE];
1448         gchar *fg_color;
1449         gint quotelevel = -1, real_quotelevel = -1;
1450         gchar quote_tag_str[10];
1451
1452         text = GTK_TEXT_VIEW(textview->text);
1453         buffer = gtk_text_view_get_buffer(text);
1454         gtk_text_buffer_get_end_iter(buffer, &iter);
1455
1456         if (!conv)
1457                 strncpy2(buf, str, sizeof(buf));
1458         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1459                 conv_localetodisp(buf, sizeof(buf), str);
1460
1461         strcrchomp(buf);
1462         fg_color = NULL;
1463
1464         /* change color of quotation
1465            >, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
1466            Up to 3 levels of quotations are detected, and each
1467            level is colored using a different color. */
1468         if (prefs_common.enable_color
1469             && line_has_quote_char(buf, prefs_common.quote_chars)) {
1470                 real_quotelevel = get_quote_level(buf, prefs_common.quote_chars);
1471                 quotelevel = real_quotelevel;
1472                 /* set up the correct foreground color */
1473                 if (quotelevel > 2) {
1474                         /* recycle colors */
1475                         if (prefs_common.recycle_quote_colors)
1476                                 quotelevel %= 3;
1477                         else
1478                                 quotelevel = 2;
1479                 }
1480         }
1481
1482         if (quotelevel == -1)
1483                 fg_color = NULL;
1484         else {
1485                 g_snprintf(quote_tag_str, sizeof(quote_tag_str),
1486                            "quote%d", quotelevel);
1487                 fg_color = quote_tag_str;
1488         }
1489
1490         if (prefs_common.enable_color &&
1491             (strcmp(buf,"-- \n") == 0 || strcmp(buf, "- -- \n") == 0 || textview->is_in_signature)) {
1492                 fg_color = "signature";
1493                 textview->is_in_signature = TRUE;
1494         }
1495
1496         if (real_quotelevel > -1 && do_quote_folding) {
1497                 if (!g_utf8_validate(buf, -1, NULL)) {
1498                         gchar *utf8buf = NULL;
1499                         utf8buf = g_malloc(BUFFSIZE);
1500                         conv_localetodisp(utf8buf, BUFFSIZE, buf);
1501                         strncpy2(buf, utf8buf, BUFFSIZE-1);
1502                         g_free(utf8buf);
1503                 }
1504 do_quote:
1505                 if ( textview->prev_quote_level != real_quotelevel ) {
1506                         ClickableText *uri;
1507                         uri = g_new0(ClickableText, 1);
1508                         uri->uri = g_strdup("");
1509                         uri->data = g_strdup(buf);
1510                         uri->start = gtk_text_iter_get_offset(&iter);
1511                         uri->is_quote = TRUE;
1512                         uri->quote_level = real_quotelevel;
1513                         uri->fg_color = g_strdup(fg_color);
1514
1515                         gtk_text_buffer_insert_with_tags_by_name
1516                                         (buffer, &iter, " [...]", -1,
1517                                          "qlink", fg_color, NULL);
1518                         uri->end = gtk_text_iter_get_offset(&iter);
1519                         gtk_text_buffer_insert(buffer, &iter, "  \n", -1);
1520
1521                         uri->filename = NULL;
1522                         textview->uri_list =
1523                                 g_slist_prepend(textview->uri_list, uri);
1524
1525                         textview->prev_quote_level = real_quotelevel;
1526                 } else {
1527                         GSList *last = textview->uri_list;
1528                         ClickableText *lasturi = NULL;
1529                         gint e_len = 0, n_len = 0;
1530
1531                         if (textview->uri_list) {
1532                                 lasturi = (ClickableText *)last->data;
1533                         } else {
1534                                 g_print("oops (%d %d)\n",
1535                                         real_quotelevel, textview->prev_quote_level);
1536                         }
1537                         if (lasturi->is_quote == FALSE) {
1538                                 textview->prev_quote_level = -1;
1539                                 goto do_quote;
1540                         }
1541                         e_len = lasturi->data ? strlen(lasturi->data):0;
1542                         n_len = strlen(buf);
1543                         lasturi->data = g_realloc((gchar *)lasturi->data, e_len + n_len + 1);
1544                         strcpy((gchar *)lasturi->data + e_len, buf);
1545                         *((gchar *)lasturi->data + e_len + n_len) = '\0';
1546                 }
1547         } else {
1548                 textview_make_clickable_parts(textview, fg_color, "link", buf, FALSE);
1549                 textview->prev_quote_level = -1;
1550         }
1551 }
1552
1553 void textview_write_link(TextView *textview, const gchar *str,
1554                          const gchar *uri, CodeConverter *conv)
1555 {
1556         GdkColor *link_color = NULL;
1557         GtkTextView *text;
1558         GtkTextBuffer *buffer;
1559         GtkTextIter iter;
1560         gchar buf[BUFFSIZE];
1561         gchar *bufp;
1562         ClickableText *r_uri;
1563
1564         if (!str || *str == '\0')
1565                 return;
1566         if (!uri)
1567                 return;
1568
1569         while (uri && *uri && g_ascii_isspace(*uri))
1570                 uri++;
1571
1572         text = GTK_TEXT_VIEW(textview->text);
1573         buffer = gtk_text_view_get_buffer(text);
1574         gtk_text_buffer_get_end_iter(buffer, &iter);
1575
1576         if (!conv)
1577                 strncpy2(buf, str, sizeof(buf));
1578         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1579                 conv_utf8todisp(buf, sizeof(buf), str);
1580
1581         if (g_utf8_validate(buf, -1, NULL) == FALSE)
1582                 return;
1583
1584         strcrchomp(buf);
1585
1586         gtk_text_buffer_get_end_iter(buffer, &iter);
1587         for (bufp = buf; *bufp != '\0'; bufp = g_utf8_next_char(bufp)) {
1588                 gunichar ch;
1589
1590                 ch = g_utf8_get_char(bufp);
1591                 if (!g_unichar_isspace(ch))
1592                         break;
1593         }
1594         if (bufp > buf)
1595                 gtk_text_buffer_insert(buffer, &iter, buf, bufp - buf);
1596
1597         if (prefs_common.enable_color) {
1598                 link_color = &uri_color;
1599         }
1600         r_uri = g_new0(ClickableText, 1);
1601         r_uri->uri = g_strdup(uri);
1602         r_uri->start = gtk_text_iter_get_offset(&iter);
1603         gtk_text_buffer_insert_with_tags_by_name
1604                 (buffer, &iter, bufp, -1, "link", NULL);
1605         r_uri->end = gtk_text_iter_get_offset(&iter);
1606         r_uri->filename = NULL;
1607         textview->uri_list = g_slist_prepend(textview->uri_list, r_uri);
1608 }
1609
1610 static void textview_set_cursor(GdkWindow *window, GdkCursor *cursor)
1611 {
1612         if (GDK_IS_WINDOW(window))
1613                 gdk_window_set_cursor(window, cursor);
1614 }
1615 void textview_clear(TextView *textview)
1616 {
1617         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1618         GtkTextBuffer *buffer;
1619         GdkWindow *window = gtk_text_view_get_window(text,
1620                                 GTK_TEXT_WINDOW_TEXT);
1621
1622         buffer = gtk_text_view_get_buffer(text);
1623         gtk_text_buffer_set_text(buffer, "", -1);
1624
1625         TEXTVIEW_STATUSBAR_POP(textview);
1626         textview_uri_list_remove_all(textview->uri_list);
1627         textview->uri_list = NULL;
1628         textview->uri_hover = NULL;
1629         textview->prev_quote_level = -1;
1630
1631         textview->body_pos = 0;
1632         if (textview->image)
1633                 gtk_widget_destroy(textview->image);
1634         textview->image = NULL;
1635
1636         if (textview->messageview->mainwin->cursor_count == 0) {
1637                 textview_set_cursor(window, text_cursor);
1638         } else {
1639                 textview_set_cursor(window, watch_cursor);
1640         }
1641 }
1642
1643 void textview_destroy(TextView *textview)
1644 {
1645         GtkTextBuffer *buffer;
1646         GtkClipboard *clipboard;
1647
1648         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1649         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1650         gtk_text_buffer_remove_selection_clipboard(buffer, clipboard);
1651
1652         textview_uri_list_remove_all(textview->uri_list);
1653         textview->uri_list = NULL;
1654         textview->prev_quote_level = -1;
1655
1656         g_free(textview);
1657 }
1658
1659 void textview_set_all_headers(TextView *textview, gboolean all_headers)
1660 {
1661         textview->show_all_headers = all_headers;
1662 }
1663
1664 #define CHANGE_TAG_FONT(tagname, font) { \
1665         tag = gtk_text_tag_table_lookup(tags, tagname); \
1666         if (tag) \
1667                 g_object_set(G_OBJECT(tag), "font-desc", font, NULL); \
1668 }
1669
1670 void textview_set_font(TextView *textview, const gchar *codeset)
1671 {
1672         GtkTextTag *tag;
1673         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1674         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
1675         PangoFontDescription *font_desc, *bold_font_desc;
1676
1677         font_desc = pango_font_description_from_string
1678                                         (NORMAL_FONT);
1679         if (font_desc) {
1680                 gtk_widget_modify_font(textview->text, font_desc);
1681                 CHANGE_TAG_FONT("header", font_desc);
1682                 CHANGE_TAG_FONT("hlink", font_desc);
1683                 pango_font_description_free(font_desc);
1684         }
1685         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
1686                 bold_font_desc = pango_font_description_from_string
1687                                                 (NORMAL_FONT);
1688                 if (bold_font_desc)
1689                         pango_font_description_set_weight
1690                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
1691         } else {
1692                 bold_font_desc = pango_font_description_from_string
1693                                                 (BOLD_FONT);
1694         }
1695         if (bold_font_desc) {
1696                 CHANGE_TAG_FONT("header_title", bold_font_desc);
1697                 pango_font_description_free(bold_font_desc);
1698         }
1699
1700         if (prefs_common.textfont) {
1701                 PangoFontDescription *font_desc;
1702
1703                 font_desc = pango_font_description_from_string
1704                                                 (prefs_common.textfont);
1705                 if (font_desc) {
1706                         gtk_widget_modify_font(textview->text, font_desc);
1707                         pango_font_description_free(font_desc);
1708                 }
1709         }
1710         gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(textview->text),
1711                                              prefs_common.line_space / 2);
1712         gtk_text_view_set_pixels_below_lines(GTK_TEXT_VIEW(textview->text),
1713                                              prefs_common.line_space / 2);
1714 }
1715
1716 void textview_set_text(TextView *textview, const gchar *text)
1717 {
1718         GtkTextView *view;
1719         GtkTextBuffer *buffer;
1720
1721         g_return_if_fail(textview != NULL);
1722         g_return_if_fail(text != NULL);
1723
1724         textview_clear(textview);
1725
1726         view = GTK_TEXT_VIEW(textview->text);
1727         buffer = gtk_text_view_get_buffer(view);
1728         gtk_text_buffer_set_text(buffer, text, strlen(text));
1729 }
1730
1731 enum
1732 {
1733         H_DATE          = 0,
1734         H_FROM          = 1,
1735         H_TO            = 2,
1736         H_NEWSGROUPS    = 3,
1737         H_SUBJECT       = 4,
1738         H_CC            = 5,
1739         H_REPLY_TO      = 6,
1740         H_FOLLOWUP_TO   = 7,
1741         H_X_MAILER      = 8,
1742         H_X_NEWSREADER  = 9,
1743         H_USER_AGENT    = 10,
1744         H_ORGANIZATION  = 11,
1745 };
1746
1747 void textview_set_position(TextView *textview, gint pos)
1748 {
1749         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1750
1751         gtkut_text_view_set_position(text, pos);
1752 }
1753
1754 static gboolean header_is_internal(Header *header)
1755 {
1756         const gchar *internal_hdrs[] =
1757                 {"AF:", "NF:", "PS:", "SRH:", "SFN:", "DSR:", "MID:",
1758                  "CFG:", "PT:", "S:", "RQ:", "SSV:", "NSV:", "SSH:",
1759                  "R:", "MAID:", "SCF:", "RMID:", "FMID:", "NAID:",
1760                  "X-Claws-Account-Id:", "X-Claws-Sign:", "X-Claws-Encrypt:",
1761                  "X-Claws-Privacy-System:", "X-Claws-End-Special-Headers:",
1762                  "X-Sylpheed-Account-Id:", "X-Sylpheed-Sign:", "X-Sylpheed-Encrypt:",
1763                  "X-Sylpheed-Privacy-System:", "X-Sylpheed-End-Special-Headers:",
1764                  NULL};
1765         int i;
1766
1767         for (i = 0; internal_hdrs[i]; i++) {
1768                 if (!strcmp(header->name, internal_hdrs[i]))
1769                         return TRUE;
1770         }
1771         return FALSE;
1772 }
1773
1774 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
1775 {
1776         gchar buf[BUFFSIZE];
1777         GPtrArray *headers, *sorted_headers;
1778         GSList *disphdr_list;
1779         Header *header;
1780         gint i;
1781
1782         g_return_val_if_fail(fp != NULL, NULL);
1783
1784         if (textview->show_all_headers) {
1785                 headers = procheader_get_header_array_asis(fp);
1786                 sorted_headers = g_ptr_array_new();
1787                 for (i = 0; i < headers->len; i++) {
1788                         header = g_ptr_array_index(headers, i);
1789                         if (!header_is_internal(header))
1790                                 g_ptr_array_add(sorted_headers, header);
1791                         else
1792                                 procheader_header_free(header);
1793                 }
1794                 g_ptr_array_free(headers, TRUE);
1795                 return sorted_headers;
1796         }
1797
1798         if (!prefs_common.display_header) {
1799                 while (fgets(buf, sizeof(buf), fp) != NULL)
1800                         if (buf[0] == '\r' || buf[0] == '\n') break;
1801                 return NULL;
1802         }
1803
1804         headers = procheader_get_header_array_asis(fp);
1805
1806         sorted_headers = g_ptr_array_new();
1807
1808         for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
1809              disphdr_list = disphdr_list->next) {
1810                 DisplayHeaderProp *dp =
1811                         (DisplayHeaderProp *)disphdr_list->data;
1812
1813                 for (i = 0; i < headers->len; i++) {
1814                         header = g_ptr_array_index(headers, i);
1815
1816                         if (procheader_headername_equal(header->name,
1817                                                         dp->name)) {
1818                                 if (dp->hidden)
1819                                         procheader_header_free(header);
1820                                 else
1821                                         g_ptr_array_add(sorted_headers, header);
1822
1823                                 g_ptr_array_remove_index(headers, i);
1824                                 i--;
1825                         }
1826                 }
1827         }
1828
1829         if (prefs_common.show_other_header) {
1830                 for (i = 0; i < headers->len; i++) {
1831                         header = g_ptr_array_index(headers, i);
1832                         if (!header_is_internal(header)) {
1833                                 g_ptr_array_add(sorted_headers, header);
1834                         } else {
1835                                 procheader_header_free(header);
1836                         }
1837                 }
1838                 g_ptr_array_free(headers, TRUE);
1839         } else
1840                 procheader_header_array_destroy(headers);
1841
1842
1843         return sorted_headers;
1844 }
1845
1846 static void textview_show_face(TextView *textview)
1847 {
1848         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1849         MsgInfo *msginfo = textview->messageview->msginfo;
1850         int x = 0;
1851
1852         if (prefs_common.display_header_pane
1853         ||  !prefs_common.display_xface)
1854                 goto bail;
1855
1856         if (!msginfo->extradata || !msginfo->extradata->face) {
1857                 goto bail;
1858         }
1859
1860         if (textview->image)
1861                 gtk_widget_destroy(textview->image);
1862
1863         textview->image = face_get_from_header(msginfo->extradata->face);
1864         g_return_if_fail(textview->image != NULL);
1865
1866         gtk_widget_show(textview->image);
1867
1868         x = textview->text->allocation.width - WIDTH -5;
1869
1870         gtk_text_view_add_child_in_window(text, textview->image,
1871                 GTK_TEXT_WINDOW_TEXT, x, 5);
1872
1873         gtk_widget_show_all(textview->text);
1874
1875
1876         return;
1877 bail:
1878         if (textview->image)
1879                 gtk_widget_destroy(textview->image);
1880         textview->image = NULL;
1881 }
1882
1883 void textview_show_icon(TextView *textview, const gchar *stock_id)
1884 {
1885         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1886         int x = 0;
1887
1888         if (textview->image)
1889                 gtk_widget_destroy(textview->image);
1890
1891         textview->image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_DIALOG);
1892         g_return_if_fail(textview->image != NULL);
1893
1894         gtk_widget_show(textview->image);
1895
1896         x = textview->text->allocation.width - WIDTH -5;
1897
1898         gtk_text_view_add_child_in_window(text, textview->image,
1899                 GTK_TEXT_WINDOW_TEXT, x, 5);
1900
1901         gtk_widget_show_all(textview->text);
1902
1903
1904         return;
1905 }
1906
1907 #if HAVE_LIBCOMPFACE
1908 static void textview_show_xface(TextView *textview)
1909 {
1910         MsgInfo *msginfo = textview->messageview->msginfo;
1911         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1912         int x = 0;
1913         GdkWindow *window = NULL;
1914
1915         if (prefs_common.display_header_pane
1916         ||  !prefs_common.display_xface)
1917                 goto bail;
1918
1919         if (!msginfo || !msginfo->extradata)
1920                 goto bail;
1921
1922         if (msginfo->extradata->face)
1923                 return;
1924
1925         if (!msginfo->extradata->xface || strlen(msginfo->extradata->xface) < 5) {
1926                 goto bail;
1927         }
1928
1929         if (textview->image)
1930                 gtk_widget_destroy(textview->image);
1931
1932         window = mainwindow_get_mainwindow() ?
1933                         mainwindow_get_mainwindow()->window->window :
1934                         textview->text->window;
1935         textview->image = xface_get_from_header(msginfo->extradata->xface,
1936                                 &textview->text->style->white,
1937                                 window);
1938         g_return_if_fail(textview->image != NULL);
1939
1940         gtk_widget_show(textview->image);
1941
1942         x = textview->text->allocation.width - WIDTH -5;
1943
1944         gtk_text_view_add_child_in_window(text, textview->image,
1945                 GTK_TEXT_WINDOW_TEXT, x, 5);
1946
1947         gtk_widget_show_all(textview->text);
1948
1949         return;
1950 bail:
1951         if (textview->image)
1952                 gtk_widget_destroy(textview->image);
1953         textview->image = NULL;
1954
1955 }
1956 #endif
1957
1958 static void textview_save_contact_pic(TextView *textview)
1959 {
1960         MsgInfo *msginfo = textview->messageview->msginfo;
1961         gchar *filename = NULL;
1962         GError *error = NULL;
1963         GdkPixbuf *picture = NULL;
1964
1965         if (!msginfo->extradata || (!msginfo->extradata->face && !msginfo->extradata->xface))
1966                 return;
1967
1968         if (textview->image)
1969                 picture = gtk_image_get_pixbuf(GTK_IMAGE(textview->image));
1970
1971         filename = addrindex_get_picture_file(msginfo->from);
1972         if (!filename)
1973                 return;
1974         if (!is_file_exist(filename)) {
1975                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
1976                 if (error) {
1977                         g_warning(_("Failed to save image: \n%s"),
1978                                         error->message);
1979                         g_error_free(error);
1980                 }
1981         }
1982         g_free(filename);
1983 }
1984
1985 static void textview_show_contact_pic(TextView *textview)
1986 {
1987         MsgInfo *msginfo = textview->messageview->msginfo;
1988         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1989         int x = 0;
1990         gchar *filename = NULL;
1991         GError *error = NULL;
1992         GdkPixbuf *picture = NULL;
1993         gint w, h;
1994
1995         if (prefs_common.display_header_pane
1996         ||  !prefs_common.display_xface)
1997                 goto bail;
1998
1999         if (msginfo->extradata && (msginfo->extradata->face || msginfo->extradata->xface))
2000                 return;
2001
2002         if (textview->image)
2003                 gtk_widget_destroy(textview->image);
2004
2005         filename = addrindex_get_picture_file(msginfo->from);
2006
2007         if (!filename)
2008                 goto bail;
2009         if (!is_file_exist(filename)) {
2010                 g_free(filename);
2011                 goto bail;
2012         }
2013
2014         gdk_pixbuf_get_file_info(filename, &w, &h);
2015
2016         if (w > 48 || h > 48)
2017                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
2018                                                 48, 48, TRUE, &error);
2019         else
2020                 picture = gdk_pixbuf_new_from_file(filename, &error);
2021
2022         if (error) {
2023                 debug_print("Failed to import image: \n%s",
2024                                 error->message);
2025                 g_error_free(error);
2026                 goto bail;
2027         }
2028         g_free(filename);
2029
2030         if (picture) {
2031                 textview->image = gtk_image_new_from_pixbuf(picture);
2032                 g_object_unref(picture);
2033         }
2034         g_return_if_fail(textview->image != NULL);
2035
2036         gtk_widget_show(textview->image);
2037
2038         x = textview->text->allocation.width - WIDTH -5;
2039
2040         gtk_text_view_add_child_in_window(text, textview->image,
2041                 GTK_TEXT_WINDOW_TEXT, x, 5);
2042
2043         gtk_widget_show_all(textview->text);
2044
2045         return;
2046 bail:
2047         if (textview->image)
2048                 gtk_widget_destroy(textview->image);
2049         textview->image = NULL;
2050
2051 }
2052
2053 static gint textview_tag_cmp_list(gconstpointer a, gconstpointer b)
2054 {
2055         gint id_a = GPOINTER_TO_INT(a);
2056         gint id_b = GPOINTER_TO_INT(b);
2057         const gchar *tag_a = tags_get_tag(id_a);
2058         const gchar *tag_b = tags_get_tag(id_b);
2059
2060         if (tag_a == NULL)
2061                 return tag_b == NULL ? 0:1;
2062
2063         if (tag_b == NULL)
2064                 return tag_a == NULL ? 0:1;
2065
2066         return g_utf8_collate(tag_a, tag_b);
2067 }
2068
2069
2070 static void textview_show_tags(TextView *textview)
2071 {
2072         MsgInfo *msginfo = textview->messageview->msginfo;
2073         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2074         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2075         GtkTextIter iter;
2076         ClickableText *uri;
2077         GSList *cur, *orig;
2078         gboolean found_tag = FALSE;
2079
2080         if (!msginfo->tags)
2081                 return;
2082
2083         cur = orig = g_slist_sort(g_slist_copy(msginfo->tags), textview_tag_cmp_list);
2084
2085         for (; cur; cur = cur->next) {
2086                 if (tags_get_tag(GPOINTER_TO_INT(cur->data)) != NULL) {
2087                         found_tag = TRUE;
2088                         break;
2089                 }
2090         }
2091         if (!found_tag) {
2092                 g_slist_free(orig);
2093                 return;
2094         }
2095
2096         gtk_text_buffer_get_end_iter (buffer, &iter);
2097         gtk_text_buffer_insert_with_tags_by_name(buffer,
2098                 &iter, _("Tags: "), -1,
2099                 "header_title", "header", "tags", NULL);
2100
2101         for (cur = orig; cur; cur = cur->next) {
2102                 const gchar *cur_tag = tags_get_tag(GPOINTER_TO_INT(cur->data));
2103                 if (!cur_tag)
2104                         continue;
2105                 uri = g_new0(ClickableText, 1);
2106                 uri->uri = g_strdup("");
2107                 uri->start = gtk_text_iter_get_offset(&iter);
2108                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
2109                         cur_tag, -1,
2110                         "link", "header", "tags", NULL);
2111                 uri->end = gtk_text_iter_get_offset(&iter);
2112                 uri->filename = g_strdup_printf("sc://search_tags:%s", cur_tag);
2113                 uri->data = NULL;
2114                 textview->uri_list =
2115                         g_slist_prepend(textview->uri_list, uri);
2116                 if (cur->next && tags_get_tag(GPOINTER_TO_INT(cur->next->data)))
2117                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ", ", 2,
2118                                 "header", "tags", NULL);
2119                 else
2120                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, " ", 1,
2121                                 "header", "tags", NULL);
2122         }
2123         g_slist_free(orig);
2124
2125         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2126                 "header", "tags", NULL);
2127 }
2128
2129 static void textview_show_header(TextView *textview, GPtrArray *headers)
2130 {
2131         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2132         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2133         GtkTextIter iter;
2134         Header *header;
2135         gint i;
2136
2137         g_return_if_fail(headers != NULL);
2138
2139         for (i = 0; i < headers->len; i++) {
2140                 header = g_ptr_array_index(headers, i);
2141                 g_return_if_fail(header->name != NULL);
2142
2143                 gtk_text_buffer_get_end_iter (buffer, &iter);
2144                 if(prefs_common.trans_hdr == TRUE) {
2145                         gchar *hdr = g_strndup(header->name, strlen(header->name) - 1);
2146                         gchar *trans_hdr = gettext(hdr);
2147                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2148                                 &iter, trans_hdr, -1,
2149                                 "header_title", "header", NULL);
2150                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2151                                 &iter, ":", 1, "header_title", "header", NULL);
2152                         g_free(hdr);
2153                 } else {
2154                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2155                                 &iter, header->name,
2156                                 -1, "header_title", "header", NULL);
2157                 }
2158                 if (header->name[strlen(header->name) - 1] != ' ')
2159                 gtk_text_buffer_insert_with_tags_by_name
2160                                 (buffer, &iter, " ", 1,
2161                                  "header_title", "header", NULL);
2162
2163                 if (procheader_headername_equal(header->name, "Subject") ||
2164                     procheader_headername_equal(header->name, "From")    ||
2165                     procheader_headername_equal(header->name, "To")      ||
2166                     procheader_headername_equal(header->name, "Cc"))
2167                         unfold_line(header->body);
2168
2169                 if ((procheader_headername_equal(header->name, "X-Mailer") ||
2170                      procheader_headername_equal(header->name,
2171                                                  "X-Newsreader")) &&
2172                     (strstr(header->body, "Claws Mail") != NULL ||
2173                      strstr(header->body, "Sylpheed-Claws") != NULL)) {
2174                         gtk_text_buffer_get_end_iter (buffer, &iter);
2175                         gtk_text_buffer_insert_with_tags_by_name
2176                                 (buffer, &iter, header->body, -1,
2177                                  "header", "emphasis", NULL);
2178                 } else {
2179                         gboolean hdr =
2180                           procheader_headername_equal(header->name, "From") ||
2181                           procheader_headername_equal(header->name, "To") ||
2182                           procheader_headername_equal(header->name, "Cc") ||
2183                           procheader_headername_equal(header->name, "Bcc") ||
2184                           procheader_headername_equal(header->name, "Reply-To") ||
2185                           procheader_headername_equal(header->name, "Sender");
2186                         textview_make_clickable_parts(textview, "header",
2187                                                       "hlink", header->body,
2188                                                       hdr);
2189                 }
2190                 gtk_text_buffer_get_end_iter (buffer, &iter);
2191                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2192                                                          "header", NULL);
2193         }
2194
2195         textview_show_face(textview);
2196 #if HAVE_LIBCOMPFACE
2197         textview_show_xface(textview);
2198 #endif
2199         textview_save_contact_pic(textview);
2200         textview_show_contact_pic(textview);
2201 }
2202
2203 gboolean textview_search_string(TextView *textview, const gchar *str,
2204                                 gboolean case_sens)
2205 {
2206         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2207
2208         return gtkut_text_view_search_string(text, str, case_sens);
2209 }
2210
2211 gboolean textview_search_string_backward(TextView *textview, const gchar *str,
2212                                          gboolean case_sens)
2213 {
2214         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2215
2216         return gtkut_text_view_search_string_backward(text, str, case_sens);
2217 }
2218
2219 void textview_scroll_one_line(TextView *textview, gboolean up)
2220 {
2221         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2222         GtkAdjustment *vadj = text->vadjustment;
2223
2224         gtkutils_scroll_one_line(GTK_WIDGET(text), vadj, up);
2225 }
2226
2227 gboolean textview_scroll_page(TextView *textview, gboolean up)
2228 {
2229         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2230         GtkAdjustment *vadj = text->vadjustment;
2231
2232         return gtkutils_scroll_page(GTK_WIDGET(text), vadj, up);
2233 }
2234
2235 #define KEY_PRESS_EVENT_STOP() \
2236         g_signal_stop_emission_by_name(G_OBJECT(widget), \
2237                                        "key_press_event");
2238
2239 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
2240                                  TextView *textview)
2241 {
2242         SummaryView *summaryview = NULL;
2243         MessageView *messageview = textview->messageview;
2244
2245         if (!event) return FALSE;
2246         if (messageview->mainwin)
2247                 summaryview = messageview->mainwin->summaryview;
2248
2249         switch (event->keyval) {
2250         case GDK_Tab:
2251         case GDK_Home:
2252         case GDK_Left:
2253         case GDK_Up:
2254         case GDK_Right:
2255         case GDK_Down:
2256         case GDK_Page_Up:
2257         case GDK_Page_Down:
2258         case GDK_End:
2259         case GDK_Control_L:
2260         case GDK_Control_R:
2261                 return FALSE;
2262         case GDK_space:
2263                 if (summaryview)
2264                         summary_pass_key_press_event(summaryview, event);
2265                 else
2266                         mimeview_scroll_page
2267                                 (messageview->mimeview,
2268                                  (event->state &
2269                                   (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2270                 break;
2271         case GDK_BackSpace:
2272                 mimeview_scroll_page(messageview->mimeview, TRUE);
2273                 break;
2274         case GDK_Return:
2275         case GDK_KP_Enter:
2276                 mimeview_scroll_one_line
2277                         (messageview->mimeview, (event->state &
2278                                     (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2279                 break;
2280         case GDK_Delete:
2281                 if (summaryview)
2282                         summary_pass_key_press_event(summaryview, event);
2283                 break;
2284         case GDK_y:
2285         case GDK_t:
2286         case GDK_l:
2287         case GDK_o:
2288         case GDK_c:
2289         case GDK_a:
2290                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
2291                         KEY_PRESS_EVENT_STOP();
2292                         mimeview_pass_key_press_event(messageview->mimeview,
2293                                                       event);
2294                         break;
2295                 }
2296                 /* possible fall through */
2297         default:
2298                 if (summaryview &&
2299                     event->window != messageview->mainwin->window->window) {
2300                         GdkEventKey tmpev = *event;
2301
2302                         tmpev.window = messageview->mainwin->window->window;
2303                         KEY_PRESS_EVENT_STOP();
2304                         gtk_widget_event(messageview->mainwin->window,
2305                                          (GdkEvent *)&tmpev);
2306                 }
2307                 break;
2308         }
2309
2310         return TRUE;
2311 }
2312
2313 static gboolean textview_motion_notify(GtkWidget *widget,
2314                                        GdkEventMotion *event,
2315                                        TextView *textview)
2316 {
2317         if (textview->loading)
2318                 return FALSE;
2319         textview_uri_update(textview, event->x, event->y);
2320         gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
2321
2322         return FALSE;
2323 }
2324
2325 static gboolean textview_leave_notify(GtkWidget *widget,
2326                                       GdkEventCrossing *event,
2327                                       TextView *textview)
2328 {
2329         if (textview->loading)
2330                 return FALSE;
2331         textview_uri_update(textview, -1, -1);
2332
2333         return FALSE;
2334 }
2335
2336 static gboolean textview_visibility_notify(GtkWidget *widget,
2337                                            GdkEventVisibility *event,
2338                                            TextView *textview)
2339 {
2340         gint wx, wy;
2341         GdkWindow *window;
2342
2343         if (textview->loading)
2344                 return FALSE;
2345
2346         window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget),
2347                                           GTK_TEXT_WINDOW_TEXT);
2348
2349         /* check if occurred for the text window part */
2350         if (window != event->window)
2351                 return FALSE;
2352
2353         gdk_window_get_pointer(widget->window, &wx, &wy, NULL);
2354         textview_uri_update(textview, wx, wy);
2355
2356         return FALSE;
2357 }
2358
2359 void textview_cursor_wait(TextView *textview)
2360 {
2361         GdkWindow *window = gtk_text_view_get_window(
2362                         GTK_TEXT_VIEW(textview->text),
2363                         GTK_TEXT_WINDOW_TEXT);
2364         textview_set_cursor(window, watch_cursor);
2365 }
2366
2367 void textview_cursor_normal(TextView *textview)
2368 {
2369         GdkWindow *window = gtk_text_view_get_window(
2370                         GTK_TEXT_VIEW(textview->text),
2371                         GTK_TEXT_WINDOW_TEXT);
2372         textview_set_cursor(window, text_cursor);
2373 }
2374
2375 static void textview_uri_update(TextView *textview, gint x, gint y)
2376 {
2377         GtkTextBuffer *buffer;
2378         GtkTextIter start_iter, end_iter;
2379         ClickableText *uri = NULL;
2380
2381         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2382
2383         if (x != -1 && y != -1) {
2384                 gint bx, by;
2385                 GtkTextIter iter;
2386                 GSList *tags;
2387                 GSList *cur;
2388
2389                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview->text),
2390                                                       GTK_TEXT_WINDOW_WIDGET,
2391                                                       x, y, &bx, &by);
2392                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview->text),
2393                                                    &iter, bx, by);
2394
2395                 tags = gtk_text_iter_get_tags(&iter);
2396                 for (cur = tags; cur != NULL; cur = cur->next) {
2397                         GtkTextTag *tag = cur->data;
2398                         char *name;
2399
2400                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
2401
2402                         if ((!strcmp(name, "link") || !strcmp(name, "hlink"))
2403                             && textview_get_uri_range(textview, &iter, tag,
2404                                                       &start_iter, &end_iter)) {
2405
2406                                 uri = textview_get_uri_from_range(textview,
2407                                                                   &iter, tag,
2408                                                                   &start_iter,
2409                                                                   &end_iter);
2410                         }
2411                         g_free(name);
2412                         if (uri)
2413                                 break;
2414                 }
2415                 g_slist_free(tags);
2416         }
2417
2418         if (uri != textview->uri_hover) {
2419                 GdkWindow *window;
2420
2421                 if (textview->uri_hover)
2422                         gtk_text_buffer_remove_tag_by_name(buffer,
2423                                                            "link-hover",
2424                                                            &textview->uri_hover_start_iter,
2425                                                            &textview->uri_hover_end_iter);
2426
2427                 textview->uri_hover = uri;
2428                 if (uri) {
2429                         textview->uri_hover_start_iter = start_iter;
2430                         textview->uri_hover_end_iter = end_iter;
2431                 }
2432
2433                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview->text),
2434                                                   GTK_TEXT_WINDOW_TEXT);
2435                 if (textview->messageview->mainwin->cursor_count == 0) {
2436                         textview_set_cursor(window, uri ? hand_cursor : text_cursor);
2437                 } else {
2438                         textview_set_cursor(window, watch_cursor);
2439                 }
2440
2441                 TEXTVIEW_STATUSBAR_POP(textview);
2442
2443                 if (uri) {
2444                         char *trimmed_uri;
2445
2446                         if (!uri->is_quote)
2447                                 gtk_text_buffer_apply_tag_by_name(buffer,
2448                                                           "link-hover",
2449                                                           &start_iter,
2450                                                           &end_iter);
2451
2452                         trimmed_uri = trim_string(uri->uri, 60);
2453                         TEXTVIEW_STATUSBAR_PUSH(textview, trimmed_uri);
2454                         g_free(trimmed_uri);
2455                 }
2456         }
2457 }
2458
2459 static gboolean textview_get_uri_range(TextView *textview,
2460                                        GtkTextIter *iter,
2461                                        GtkTextTag *tag,
2462                                        GtkTextIter *start_iter,
2463                                        GtkTextIter *end_iter)
2464 {
2465         return get_tag_range(iter, tag, start_iter, end_iter);
2466 }
2467
2468 static ClickableText *textview_get_uri_from_range(TextView *textview,
2469                                               GtkTextIter *iter,
2470                                               GtkTextTag *tag,
2471                                               GtkTextIter *start_iter,
2472                                               GtkTextIter *end_iter)
2473 {
2474         gint start_pos, end_pos, cur_pos;
2475         ClickableText *uri = NULL;
2476         GSList *cur;
2477
2478         start_pos = gtk_text_iter_get_offset(start_iter);
2479         end_pos = gtk_text_iter_get_offset(end_iter);
2480         cur_pos = gtk_text_iter_get_offset(iter);
2481
2482         for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
2483                 ClickableText *uri_ = (ClickableText *)cur->data;
2484                 if (start_pos == uri_->start &&
2485                     end_pos ==  uri_->end) {
2486                         uri = uri_;
2487                         break;
2488                 }
2489         }
2490         for (cur = textview->uri_list; uri == NULL && cur != NULL; cur = cur->next) {
2491                 ClickableText *uri_ = (ClickableText *)cur->data;
2492                 if (start_pos == uri_->start ||
2493                            end_pos == uri_->end) {
2494                         /* in case of contiguous links, textview_get_uri_range
2495                          * returns a broader range (start of 1st link to end
2496                          * of last link).
2497                          * In that case, correct link is the one covering
2498                          * current iter.
2499                          */
2500                         if (uri_->start <= cur_pos && cur_pos <= uri_->end) {
2501                                 uri = uri_;
2502                                 break;
2503                         }
2504                 }
2505         }
2506
2507         return uri;
2508 }
2509
2510 static ClickableText *textview_get_uri(TextView *textview,
2511                                    GtkTextIter *iter,
2512                                    GtkTextTag *tag)
2513 {
2514         GtkTextIter start_iter, end_iter;
2515         ClickableText *uri = NULL;
2516
2517         if (textview_get_uri_range(textview, iter, tag, &start_iter,
2518                                    &end_iter))
2519                 uri = textview_get_uri_from_range(textview, iter, tag,
2520                                                   &start_iter, &end_iter);
2521
2522         return uri;
2523 }
2524
2525 static void textview_shift_uris_after(TextView *textview, GSList *start_list, gint start, gint shift)
2526 {
2527         GSList *cur;
2528         if (!start_list)
2529                 start_list = textview->uri_list;
2530
2531         for (cur = start_list; cur; cur = cur->next) {
2532                 ClickableText *uri = (ClickableText *)cur->data;
2533                 if (uri->start <= start)
2534                         continue;
2535                 uri->start += shift;
2536                 uri->end += shift;
2537         }
2538 }
2539
2540 static void textview_remove_uris_in(TextView *textview, gint start, gint end)
2541 {
2542         GSList *cur;
2543         for (cur = textview->uri_list; cur; ) {
2544                 ClickableText *uri = (ClickableText *)cur->data;
2545                 if (uri->start > start && uri->end < end) {
2546                         cur = cur->next;
2547                         textview->uri_list = g_slist_remove(textview->uri_list, uri);
2548                         g_free(uri->uri);
2549                         g_free(uri->filename);
2550                         if (uri->is_quote) {
2551                                 g_free(uri->fg_color);
2552                                 g_free(uri->data);
2553                                 /* (only free data in quotes uris) */
2554                         }
2555                         g_free(uri);
2556                 } else {
2557                         cur = cur->next;
2558                 }
2559
2560         }
2561 }
2562
2563 static void textview_toggle_quote(TextView *textview, GSList *start_list, ClickableText *uri, gboolean expand_only)
2564 {
2565         GtkTextIter start, end;
2566         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2567
2568         if (!uri->is_quote)
2569                 return;
2570
2571         if (uri->q_expanded && expand_only)
2572                 return;
2573
2574         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2575         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2576         if (textview->uri_hover)
2577                 gtk_text_buffer_remove_tag_by_name(buffer,
2578                                                    "link-hover",
2579                                                    &textview->uri_hover_start_iter,
2580                                                    &textview->uri_hover_end_iter);
2581         textview->uri_hover = NULL;
2582         gtk_text_buffer_remove_tag_by_name(buffer,
2583                                            "qlink",
2584                                            &start,
2585                                            &end);
2586         /* when shifting URIs start and end, we have to do it per-UTF8-char
2587          * so use g_utf8_strlen(). OTOH, when inserting in the text buffer,
2588          * we have to pass a number of bytes, so use strlen(). disturbing. */
2589
2590         if (!uri->q_expanded) {
2591                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2592                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2593                 textview_shift_uris_after(textview, start_list, uri->start,
2594                         g_utf8_strlen((gchar *)uri->data, -1)-strlen(" [...]\n"));
2595                 gtk_text_buffer_delete(buffer, &start, &end);
2596                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2597                 gtk_text_buffer_insert_with_tags_by_name
2598                                 (buffer, &start, (gchar *)uri->data,
2599                                  strlen((gchar *)uri->data)-1,
2600                                  "qlink", (gchar *)uri->fg_color, NULL);
2601                 uri->end = gtk_text_iter_get_offset(&start);
2602                 textview_make_clickable_parts_later(textview,
2603                                           uri->start, uri->end);
2604                 uri->q_expanded = TRUE;
2605         } else {
2606                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2607                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2608                 textview_remove_uris_in(textview, uri->start, uri->end);
2609                 textview_shift_uris_after(textview, start_list, uri->start,
2610                         strlen(" [...]\n")-g_utf8_strlen((gchar *)uri->data, -1));
2611                 gtk_text_buffer_delete(buffer, &start, &end);
2612                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2613                 gtk_text_buffer_insert_with_tags_by_name
2614                                 (buffer, &start, " [...]", -1,
2615                                  "qlink", (gchar *)uri->fg_color, NULL);
2616                 uri->end = gtk_text_iter_get_offset(&start);
2617                 uri->q_expanded = FALSE;
2618         }
2619         if (textview->messageview->mainwin->cursor_count == 0) {
2620                 textview_cursor_normal(textview);
2621         } else {
2622                 textview_cursor_wait(textview);
2623         }
2624 }
2625 static gboolean textview_uri_button_pressed(GtkTextTag *tag, GObject *obj,
2626                                             GdkEvent *event, GtkTextIter *iter,
2627                                             TextView *textview)
2628 {
2629         GdkEventButton *bevent;
2630         ClickableText *uri = NULL;
2631         char *tagname;
2632         gboolean qlink = FALSE;
2633
2634         if (!event)
2635                 return FALSE;
2636
2637         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
2638                 && event->type != GDK_MOTION_NOTIFY)
2639                 return FALSE;
2640
2641         uri = textview_get_uri(textview, iter, tag);
2642         if (!uri)
2643                 return FALSE;
2644
2645         g_object_get(G_OBJECT(tag), "name", &tagname, NULL);
2646
2647         if (!strcmp(tagname, "qlink"))
2648                 qlink = TRUE;
2649
2650         g_free(tagname);
2651
2652         bevent = (GdkEventButton *) event;
2653
2654         /* doubleclick: open compose / add address / browser */
2655         if (qlink && event->type == GDK_BUTTON_PRESS && bevent->button != 1) {
2656                 /* pass rightclick through */
2657                 return FALSE;
2658         } else if ((event->type == (qlink ? GDK_2BUTTON_PRESS:GDK_BUTTON_PRESS) && bevent->button == 1) ||
2659                 bevent->button == 2 || bevent->button == 3) {
2660                 if (uri->filename && !g_ascii_strncasecmp(uri->filename, "sc://", 5)) {
2661                         MimeView *mimeview =
2662                                 (textview->messageview)?
2663                                         textview->messageview->mimeview:NULL;
2664                         if (mimeview && bevent->button == 1) {
2665                                 mimeview_handle_cmd(mimeview, uri->filename, NULL, uri->data);
2666                         } else if (mimeview && bevent->button == 2 &&
2667                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2668                                 mimeview_handle_cmd(mimeview, "sc://open_attachment", NULL, uri->data);
2669                         } else if (mimeview && bevent->button == 3 &&
2670                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2671                                 mimeview_handle_cmd(mimeview, "sc://menu_attachment", bevent, uri->data);
2672                         }
2673                         return TRUE;
2674                 } else if (qlink && bevent->button == 1) {
2675                         textview_toggle_quote(textview, NULL, uri, FALSE);
2676                         return TRUE;
2677                 } else if (!g_ascii_strncasecmp(uri->uri, "mailto:", 7)) {
2678                         if (bevent->button == 3) {
2679                                 g_object_set_data(
2680                                         G_OBJECT(textview->mail_popup_menu),
2681                                         "menu_button", uri);
2682                                 gtk_menu_popup(GTK_MENU(textview->mail_popup_menu),
2683                                                NULL, NULL, NULL, NULL,
2684                                                bevent->button, bevent->time);
2685                         } else {
2686                                 PrefsAccount *account = NULL;
2687                                 FolderItem   *folder_item = NULL;
2688                                 if (textview->messageview && textview->messageview->msginfo &&
2689                                     textview->messageview->msginfo->folder) {
2690
2691
2692                                         folder_item = textview->messageview->msginfo->folder;
2693                                         if (folder_item->prefs && folder_item->prefs->enable_default_account)
2694                                                 account = account_find_from_id(folder_item->prefs->default_account);
2695                                         if (!account)
2696                                                 account = account_find_from_item(folder_item);
2697                                 }
2698                                 compose_new_with_folderitem(account, folder_item, uri->uri + 7);
2699                         }
2700                         return TRUE;
2701                 } else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) {
2702                         if (bevent->button == 1 &&
2703                             textview_uri_security_check(textview, uri) == TRUE)
2704                                         open_uri(uri->uri,
2705                                                  prefs_common_get_uri_cmd());
2706                         else if (bevent->button == 3 && !qlink) {
2707                                 g_object_set_data(
2708                                         G_OBJECT(textview->link_popup_menu),
2709                                         "menu_button", uri);
2710                                 gtk_menu_popup(GTK_MENU(textview->link_popup_menu),
2711                                                NULL, NULL, NULL, NULL,
2712                                                bevent->button, bevent->time);
2713                         }
2714                         return TRUE;
2715                 } else {
2716                         if (bevent->button == 3 && !qlink) {
2717                                 g_object_set_data(
2718                                         G_OBJECT(textview->file_popup_menu),
2719                                         "menu_button", uri);
2720                                 gtk_menu_popup(GTK_MENU(textview->file_popup_menu),
2721                                                NULL, NULL, NULL, NULL,
2722                                                bevent->button, bevent->time);
2723                                 return TRUE;
2724                         }
2725                 }
2726         }
2727
2728         return FALSE;
2729 }
2730
2731 gchar *textview_get_visible_uri         (TextView       *textview,
2732                                          ClickableText  *uri)
2733 {
2734         GtkTextBuffer *buffer;
2735         GtkTextIter start, end;
2736
2737         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2738
2739         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2740         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2741
2742         return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
2743 }
2744
2745 /*!
2746  *\brief    Check to see if a web URL has been disguised as a different
2747  *          URL (possible with HTML email).
2748  *
2749  *\param    uri The uri to check
2750  *
2751  *\param    textview The TextView the URL is contained in
2752  *
2753  *\return   gboolean TRUE if the URL is ok, or if the user chose to open
2754  *          it anyway, otherwise FALSE
2755  */
2756 gboolean textview_uri_security_check(TextView *textview, ClickableText *uri)
2757 {
2758         gchar *visible_str;
2759         gboolean retval = TRUE;
2760
2761         if (is_uri_string(uri->uri) == FALSE)
2762                 return TRUE;
2763
2764         visible_str = textview_get_visible_uri(textview, uri);
2765         if (visible_str == NULL)
2766                 return TRUE;
2767
2768         g_strstrip(visible_str);
2769
2770         if (strcmp(visible_str, uri->uri) != 0 && is_uri_string(visible_str)) {
2771                 gchar *uri_path;
2772                 gchar *visible_uri_path;
2773
2774                 uri_path = get_uri_path(uri->uri);
2775                 visible_uri_path = get_uri_path(visible_str);
2776                 if (path_cmp(uri_path, visible_uri_path) != 0)
2777                         retval = FALSE;
2778         }
2779
2780         if (retval == FALSE) {
2781                 gchar *msg;
2782                 AlertValue aval;
2783
2784                 msg = g_markup_printf_escaped(_("The real URL is different from "
2785                                                 "the displayed URL.\n"
2786                                                 "\n"
2787                                                 "<b>Displayed URL:</b> %s\n"
2788                                                 "\n"
2789                                                 "<b>Real URL:</b> %s\n"
2790                                                 "\n"
2791                                                 "Open it anyway?"),
2792                                                visible_str,uri->uri);
2793                 aval = alertpanel_full(_("Phishing attempt warning"), msg,
2794                                        GTK_STOCK_CANCEL, _("_Open URL"), NULL, FALSE,
2795                                        NULL, ALERT_WARNING, G_ALERTDEFAULT);
2796                 g_free(msg);
2797                 if (aval == G_ALERTALTERNATE)
2798                         retval = TRUE;
2799         }
2800
2801         g_free(visible_str);
2802
2803         return retval;
2804 }
2805
2806 static void textview_uri_list_remove_all(GSList *uri_list)
2807 {
2808         GSList *cur;
2809
2810         for (cur = uri_list; cur != NULL; cur = cur->next) {
2811                 if (cur->data) {
2812                         g_free(((ClickableText *)cur->data)->uri);
2813                         g_free(((ClickableText *)cur->data)->filename);
2814                         if (((ClickableText *)cur->data)->is_quote) {
2815                                 g_free(((ClickableText *)cur->data)->fg_color);
2816                                 g_free(((ClickableText *)cur->data)->data);
2817                                 /* (only free data in quotes uris) */
2818                         }
2819                         g_free(cur->data);
2820                 }
2821         }
2822
2823         g_slist_free(uri_list);
2824 }
2825
2826 static void open_uri_cb (GtkAction *action, TextView *textview)
2827 {
2828         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2829                                            "menu_button");
2830         const gchar *raw_url = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2831                                            "raw_url");
2832
2833         if (uri) {
2834                 if (textview_uri_security_check(textview, uri) == TRUE)
2835                         open_uri(uri->uri,
2836                                  prefs_common_get_uri_cmd());
2837                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2838                                   NULL);
2839         }
2840         if (raw_url) {
2841                 open_uri(raw_url, prefs_common_get_uri_cmd());
2842                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url",
2843                                   NULL);
2844         }
2845 }
2846
2847 static void open_image_cb (GtkAction *action, TextView *textview)
2848 {
2849         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2850                                            "menu_button");
2851
2852         gchar *cmd = NULL;
2853         gchar buf[1024];
2854         const gchar *p;
2855         gchar *filename = NULL;
2856         gchar *tmp_filename = NULL;
2857
2858         if (uri == NULL)
2859                 return;
2860
2861         if (uri->filename == NULL)
2862                 return;
2863
2864         filename = g_strdup(uri->filename);
2865
2866         if (!g_utf8_validate(filename, -1, NULL)) {
2867                 gchar *tmp = conv_filename_to_utf8(filename);
2868                 g_free(filename);
2869                 filename = tmp;
2870         }
2871
2872         subst_for_filename(filename);
2873
2874         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2875         copy_file(tmp_filename, filename, FALSE);
2876         g_free(tmp_filename);
2877
2878         cmd = mailcap_get_command_for_type("image/jpeg", filename);
2879         if (cmd == NULL) {
2880                 gboolean remember = FALSE;
2881                 cmd = input_dialog_combo_remember
2882                         (_("Open with"),
2883                          _("Enter the command line to open file:\n"
2884                            "('%s' will be replaced with file name)"),
2885                          prefs_common.mime_open_cmd,
2886                          prefs_common.mime_open_cmd_history,
2887                          &remember);
2888                 if (cmd && remember) {
2889                         mailcap_update_default("image/jpeg", cmd);
2890                 }
2891         }
2892         if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' &&
2893             !strchr(p + 2, '%'))
2894                 g_snprintf(buf, sizeof(buf), cmd, filename);
2895         else {
2896                 g_warning("Image viewer command line is invalid: '%s'", cmd);
2897                 return;
2898         }
2899
2900         execute_command_line(buf, TRUE);
2901
2902         g_free(filename);
2903         g_free(cmd);
2904
2905         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2906                           NULL);
2907 }
2908
2909 static void save_file_cb (GtkAction *action, TextView *textview)
2910 {
2911         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2912                                            "menu_button");
2913         gchar *filename = NULL;
2914         gchar *filepath = NULL;
2915         gchar *filedir = NULL;
2916         gchar *tmp_filename = NULL;
2917         if (uri == NULL)
2918                 return;
2919
2920         if (uri->filename == NULL)
2921                 return;
2922
2923         filename = g_strdup(uri->filename);
2924
2925         if (!g_utf8_validate(filename, -1, NULL)) {
2926                 gchar *tmp = conv_filename_to_utf8(filename);
2927                 g_free(filename);
2928                 filename = tmp;
2929         }
2930
2931         subst_for_filename(filename);
2932
2933         if (prefs_common.attach_save_dir)
2934                 filepath = g_strconcat(prefs_common.attach_save_dir,
2935                                        G_DIR_SEPARATOR_S, filename, NULL);
2936         else
2937                 filepath = g_strdup(filename);
2938
2939         g_free(filename);
2940
2941         filename = filesel_select_file_save(_("Save as"), filepath);
2942         if (!filename) {
2943                 g_free(filepath);
2944                 return;
2945         }
2946
2947         if (is_file_exist(filename)) {
2948                 AlertValue aval;
2949                 gchar *res;
2950
2951                 res = g_strdup_printf(_("Overwrite existing file '%s'?"),
2952                                       filename);
2953                 aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
2954                                   GTK_STOCK_OK, NULL);
2955                 g_free(res);
2956                 if (G_ALERTALTERNATE != aval)
2957                         return;
2958         }
2959
2960         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2961         copy_file(tmp_filename, filename, FALSE);
2962         g_free(tmp_filename);
2963
2964         filedir = g_path_get_dirname(filename);
2965         if (filedir && strcmp(filedir, ".")) {
2966                 g_free(prefs_common.attach_save_dir);
2967                 prefs_common.attach_save_dir = g_filename_to_utf8(filedir, -1, NULL, NULL, NULL);
2968         }
2969
2970         g_free(filedir);
2971         g_free(filepath);
2972
2973         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2974                           NULL);
2975 }
2976
2977 static void copy_uri_cb (GtkAction *action, TextView *textview)
2978 {
2979         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2980                                            "menu_button");
2981         const gchar *raw_url =  g_object_get_data(G_OBJECT(textview->link_popup_menu),
2982                                            "raw_url");
2983         if (uri) {
2984                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri, -1);
2985                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri, -1);
2986                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2987                           NULL);
2988         }
2989         if (raw_url) {
2990                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), raw_url, -1);
2991                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), raw_url, -1);
2992                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url",
2993                           NULL);
2994         }
2995 }
2996
2997 static void add_uri_to_addrbook_cb (GtkAction *action, TextView *textview)
2998 {
2999         gchar *fromname, *fromaddress;
3000         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3001                                            "menu_button");
3002         GtkWidget *image = NULL;
3003         GdkPixbuf *picture = NULL;
3004         gboolean use_picture = FALSE;
3005         if (uri == NULL)
3006                 return;
3007
3008         /* extract url */
3009         fromaddress = g_strdup(uri->uri + 7);
3010
3011         if (textview->messageview->msginfo &&
3012            !strcmp2(fromaddress, textview->messageview->msginfo->from))
3013                 use_picture = TRUE;
3014
3015         fromname = procheader_get_fromname(fromaddress);
3016         extract_address(fromaddress);
3017
3018         if (use_picture &&
3019             textview->messageview->msginfo &&
3020             textview->messageview->msginfo->extradata &&
3021             textview->messageview->msginfo->extradata->face) {
3022                 image = face_get_from_header(textview->messageview->msginfo->extradata->face);
3023         }
3024 #if HAVE_LIBCOMPFACE
3025         else if (use_picture &&
3026                  textview->messageview->msginfo &&
3027                  textview->messageview->msginfo->extradata &&
3028                  textview->messageview->msginfo->extradata->xface) {
3029                 image = xface_get_from_header(textview->messageview->msginfo->extradata->xface,
3030                                 &textview->text->style->white,
3031                                 mainwindow_get_mainwindow()->window->window);
3032         }
3033 #endif
3034         if (image)
3035                 picture = gtk_image_get_pixbuf(GTK_IMAGE(image));
3036
3037         addressbook_add_contact( fromname, fromaddress, NULL, picture);
3038
3039         g_free(fromaddress);
3040         g_free(fromname);
3041 }
3042
3043 static void mail_to_uri_cb (GtkAction *action, TextView *textview)
3044 {
3045         PrefsAccount *account = NULL;
3046         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3047                                            "menu_button");
3048         if (uri == NULL)
3049                 return;
3050
3051         if (textview->messageview && textview->messageview->msginfo &&
3052             textview->messageview->msginfo->folder) {
3053                 FolderItem   *folder_item;
3054
3055                 folder_item = textview->messageview->msginfo->folder;
3056                 if (folder_item->prefs && folder_item->prefs->enable_default_account)
3057                         account = account_find_from_id(folder_item->prefs->default_account);
3058
3059                 compose_new_with_folderitem(account, folder_item, uri->uri+7);
3060         } else {
3061                 compose_new(account, uri->uri + 7, NULL);
3062         }
3063 }
3064
3065 static void copy_mail_to_uri_cb (GtkAction *action, TextView *textview)
3066 {
3067         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3068                                            "menu_button");
3069         if (uri == NULL)
3070                 return;
3071
3072         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri +7, -1);
3073         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri +7, -1);
3074         g_object_set_data(G_OBJECT(textview->mail_popup_menu), "menu_button",
3075                           NULL);
3076 }
3077
3078 void textview_get_selection_offsets(TextView *textview, gint *sel_start, gint *sel_end)
3079 {
3080                 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
3081                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
3082                 GtkTextIter start, end;
3083                 if (gtk_text_buffer_get_selection_bounds(buffer, &start, &end)) {
3084                         if (sel_start)
3085                                 *sel_start = gtk_text_iter_get_offset(&start);
3086                         if (sel_end)
3087                                 *sel_end = gtk_text_iter_get_offset(&end);
3088                 } else {
3089                         if (sel_start)
3090                                 *sel_start = -1;
3091                         if (sel_end)
3092                                 *sel_end = -1;
3093                 }
3094 }