src/textview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2011 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 reply_to_uri_cb                     (GtkAction      *action,
 195                                                  TextView       *textview);
 196 static void mail_to_uri_cb                      (GtkAction      *action,
 197                                                  TextView       *textview);
 198 static void copy_mail_to_uri_cb                 (GtkAction      *action,
 199                                                  TextView       *textview);
 200 static void save_file_cb                        (GtkAction      *action,
 201                                                  TextView       *textview);
 202 static void open_image_cb                       (GtkAction      *action,
 203                                                  TextView       *textview);
 204 static void textview_show_tags(TextView *textview);
 205
 206 static GtkActionEntry textview_link_popup_entries[] =
 207 {
 208         {"TextviewPopupLink",                   NULL, "TextviewPopupLink" },
 209         {"TextviewPopupLink/Open",              NULL, N_("_Open in web browser"), NULL, NULL, G_CALLBACK(open_uri_cb) },
 210         {"TextviewPopupLink/Copy",              NULL, N_("Copy this _link"), NULL, NULL, G_CALLBACK(copy_uri_cb) },
 211 };
 212
 213 static GtkActionEntry textview_mail_popup_entries[] =
 214 {
 215         {"TextviewPopupMail",                   NULL, "TextviewPopupMail" },
 216         {"TextviewPopupMail/Compose",           NULL, N_("Compose _new message"), NULL, NULL, G_CALLBACK(mail_to_uri_cb) },
 217         {"TextviewPopupMail/ReplyTo",           NULL, N_("_Reply to this address"), NULL, NULL, G_CALLBACK(reply_to_uri_cb) },
 218         {"TextviewPopupMail/AddAB",             NULL, N_("Add to _Address book"), NULL, NULL, G_CALLBACK(add_uri_to_addrbook_cb) },
 219         {"TextviewPopupMail/Copy",              NULL, N_("Copy this add_ress"), NULL, NULL, G_CALLBACK(copy_mail_to_uri_cb) },
 220 };
 221
 222 static GtkActionEntry textview_file_popup_entries[] =
 223 {
 224         {"TextviewPopupFile",                   NULL, "TextviewPopupFile" },
 225         {"TextviewPopupFile/Open",              NULL, N_("_Open image"), NULL, NULL, G_CALLBACK(open_image_cb) },
 226         {"TextviewPopupFile/Save",              NULL, N_("_Save image..."), NULL, NULL, G_CALLBACK(save_file_cb) },
 227 };
 228
 229 static void scrolled_cb (GtkAdjustment *adj, TextView *textview)
 230 {
 231 #ifndef WIDTH
 232 #  define WIDTH 48
 233 #  define HEIGHT 48
 234 #endif
 235         if (textview->image) {
 236                 GtkAllocation allocation;
 237                 gint x, y, x1;
 238                 gtk_widget_get_allocation(textview->text, &allocation);
 239                 x1 = allocation.width - WIDTH - 5;
 240                 gtk_text_view_buffer_to_window_coords(
 241                         GTK_TEXT_VIEW(textview->text),
 242                         GTK_TEXT_WINDOW_TEXT, x1, 5, &x, &y);
 243                 gtk_text_view_move_child(GTK_TEXT_VIEW(textview->text),
 244                         textview->image, x1, y);
 245         }
 246 }
 247
 248 static void textview_size_allocate_cb   (GtkWidget      *widget,
 249                                          GtkAllocation  *allocation,
 250                                          gpointer        data)
 251 {
 252         scrolled_cb(NULL, (TextView *)data);
 253 }
 254
 255 TextView *textview_create(void)
 256 {
 257         TextView *textview;
 258         GtkWidget *vbox;
 259         GtkWidget *scrolledwin;
 260         GtkWidget *text;
 261         GtkTextBuffer *buffer;
 262         GtkClipboard *clipboard;
 263         GtkAdjustment *adj;
 264
 265         debug_print("Creating text view...\n");
 266         textview = g_new0(TextView, 1);
 267
 268         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 269         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 270                                        GTK_POLICY_AUTOMATIC,
 271                                        GTK_POLICY_AUTOMATIC);
 272         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 273                                             GTK_SHADOW_IN);
 274         gtk_widget_set_size_request
 275                 (scrolledwin, prefs_common.mainview_width, -1);
 276
 277         /* create GtkSText widgets for single-byte and multi-byte character */
 278         text = gtk_text_view_new();
 279         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 280         gtk_widget_show(text);
 281         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 282         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD_CHAR);
 283         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 284         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 285         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 286
 287         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 288         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
 289         gtk_text_buffer_add_selection_clipboard(buffer, clipboard);
 290
 291         gtk_widget_ensure_style(text);
 292
 293         g_object_ref(scrolledwin);
 294
 295         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 296
 297         g_signal_connect(G_OBJECT(text), "key-press-event",
 298                          G_CALLBACK(textview_key_pressed), textview);
 299         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 300                          G_CALLBACK(textview_motion_notify), textview);
 301         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 302                          G_CALLBACK(textview_leave_notify), textview);
 303         g_signal_connect(G_OBJECT(text), "visibility-notify-event",
 304                          G_CALLBACK(textview_visibility_notify), textview);
 305         adj = gtk_scrolled_window_get_vadjustment(
 306                 GTK_SCROLLED_WINDOW(scrolledwin));
 307         g_signal_connect(G_OBJECT(adj), "value-changed",
 308                          G_CALLBACK(scrolled_cb), textview);
 309         g_signal_connect(G_OBJECT(text), "size_allocate",
 310                          G_CALLBACK(textview_size_allocate_cb),
 311                          textview);
 312
 313
 314         gtk_widget_show(scrolledwin);
 315
 316         vbox = gtk_vbox_new(FALSE, 0);
 317         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 318
 319         gtk_widget_show(vbox);
 320
 321
 322         textview->ui_manager = gtk_ui_manager_new();
 323         textview->link_action_group = cm_menu_create_action_group_full(textview->ui_manager,
 324                         "TextviewPopupLink",
 325                         textview_link_popup_entries,
 326                         G_N_ELEMENTS(textview_link_popup_entries), (gpointer)textview);
 327         textview->mail_action_group = cm_menu_create_action_group_full(textview->ui_manager,
 328                         "TextviewPopupMail",
 329                         textview_mail_popup_entries,
 330                         G_N_ELEMENTS(textview_mail_popup_entries), (gpointer)textview);
 331         textview->file_action_group = cm_menu_create_action_group_full(textview->ui_manager,
 332                         "TextviewPopupFile",
 333                         textview_file_popup_entries,
 334                         G_N_ELEMENTS(textview_file_popup_entries), (gpointer)textview);
 335
 336         MENUITEM_ADDUI_MANAGER(textview->ui_manager, "/", "Menus", "Menus", GTK_UI_MANAGER_MENUBAR)
 337         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 338                         "/Menus", "TextviewPopupLink", "TextviewPopupLink", GTK_UI_MANAGER_MENU)
 339         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 340                         "/Menus", "TextviewPopupMail", "TextviewPopupMail", GTK_UI_MANAGER_MENU)
 341         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 342                         "/Menus", "TextviewPopupFile", "TextviewPopupFile", GTK_UI_MANAGER_MENU)
 343
 344         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 345                         "/Menus/TextviewPopupLink", "Open", "TextviewPopupLink/Open", GTK_UI_MANAGER_MENUITEM)
 346         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 347                         "/Menus/TextviewPopupLink", "Copy", "TextviewPopupLink/Copy", GTK_UI_MANAGER_MENUITEM)
 348         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 349                         "/Menus/TextviewPopupMail", "Compose", "TextviewPopupMail/Compose", GTK_UI_MANAGER_MENUITEM)
 350         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 351                         "/Menus/TextviewPopupMail", "ReplyTo", "TextviewPopupMail/ReplyTo", GTK_UI_MANAGER_MENUITEM)
 352         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 353                         "/Menus/TextviewPopupMail", "AddAB", "TextviewPopupMail/AddAB", GTK_UI_MANAGER_MENUITEM)
 354         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 355                         "/Menus/TextviewPopupMail", "Copy", "TextviewPopupMail/Copy", GTK_UI_MANAGER_MENUITEM)
 356         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 357                         "/Menus/TextviewPopupFile", "Open", "TextviewPopupFile/Open", GTK_UI_MANAGER_MENUITEM)
 358         MENUITEM_ADDUI_MANAGER(textview->ui_manager,
 359                         "/Menus/TextviewPopupFile", "Save", "TextviewPopupFile/Save", GTK_UI_MANAGER_MENUITEM)
 360
 361         textview->link_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 362                                 gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupLink")) );
 363         textview->mail_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 364                                 gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupMail")) );
 365         textview->file_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 366                                 gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupFile")) );
 367
 368         textview->vbox               = vbox;
 369         textview->scrolledwin        = scrolledwin;
 370         textview->text               = text;
 371         textview->uri_list           = NULL;
 372         textview->body_pos           = 0;
 373         textview->show_all_headers   = FALSE;
 374         textview->last_buttonpress   = GDK_NOTHING;
 375         textview->image              = NULL;
 376         return textview;
 377 }
 378
 379 static void textview_create_tags(GtkTextView *text, TextView *textview)
 380 {
 381         GtkTextBuffer *buffer;
 382         GtkTextTag *tag, *qtag;
 383         static GdkColor yellow, black;
 384         static gboolean color_init = FALSE;
 385         static PangoFontDescription *font_desc, *bold_font_desc;
 386
 387         if (!color_init) {
 388                 gdk_color_parse("#f5f6be", &yellow);
 389                 gdk_color_parse("#000000", &black);
 390                 color_init = gdk_colormap_alloc_color(
 391                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
 392                 color_init &= gdk_colormap_alloc_color(
 393                         gdk_colormap_get_system(), &black, FALSE, TRUE);
 394         }
 395
 396         if (!font_desc)
 397                 font_desc = pango_font_description_from_string
 398                         (NORMAL_FONT);
 399
 400         if (!bold_font_desc) {
 401                 if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 402                         bold_font_desc = pango_font_description_from_string
 403                                 (NORMAL_FONT);
 404                         pango_font_description_set_weight
 405                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
 406                 } else {
 407                         bold_font_desc = pango_font_description_from_string
 408                                 (BOLD_FONT);
 409                 }
 410         }
 411
 412         buffer = gtk_text_view_get_buffer(text);
 413
 414         gtk_text_buffer_create_tag(buffer, "header",
 415                                    "pixels-above-lines", 0,
 416                                    "pixels-above-lines-set", TRUE,
 417                                    "pixels-below-lines", 0,
 418                                    "pixels-below-lines-set", TRUE,
 419                                    "font-desc", font_desc,
 420                                    "left-margin", 3,
 421                                    "left-margin-set", TRUE,
 422                                    NULL);
 423         gtk_text_buffer_create_tag(buffer, "header_title",
 424                                    "font-desc", bold_font_desc,
 425                                    NULL);
 426         tag = gtk_text_buffer_create_tag(buffer, "hlink",
 427                                    "pixels-above-lines", 0,
 428                                    "pixels-above-lines-set", TRUE,
 429                                    "pixels-below-lines", 0,
 430                                    "pixels-below-lines-set", TRUE,
 431                                    "font-desc", font_desc,
 432                                    "left-margin", 3,
 433                                    "left-margin-set", TRUE,
 434                                    "foreground-gdk", &uri_color,
 435                                    NULL);
 436         g_signal_connect(G_OBJECT(tag), "event",
 437                          G_CALLBACK(textview_uri_button_pressed), textview);
 438         if (prefs_common.enable_bgcolor) {
 439                 gtk_text_buffer_create_tag(buffer, "quote0",
 440                                 "foreground-gdk", &quote_colors[0],
 441                                 "paragraph-background-gdk", &quote_bgcolors[0],
 442                                 NULL);
 443                 gtk_text_buffer_create_tag(buffer, "quote1",
 444                                 "foreground-gdk", &quote_colors[1],
 445                                 "paragraph-background-gdk", &quote_bgcolors[1],
 446                                 NULL);
 447                 gtk_text_buffer_create_tag(buffer, "quote2",
 448                                 "foreground-gdk", &quote_colors[2],
 449                                 "paragraph-background-gdk", &quote_bgcolors[2],
 450                                 NULL);
 451         } else {
 452                 gtk_text_buffer_create_tag(buffer, "quote0",
 453                                 "foreground-gdk", &quote_colors[0],
 454                                 NULL);
 455                 gtk_text_buffer_create_tag(buffer, "quote1",
 456                                 "foreground-gdk", &quote_colors[1],
 457                                 NULL);
 458                 gtk_text_buffer_create_tag(buffer, "quote2",
 459                                 "foreground-gdk", &quote_colors[2],
 460                                 NULL);
 461         }
 462         gtk_text_buffer_create_tag(buffer, "tags",
 463                         "foreground-gdk", &black,
 464                         "paragraph-background-gdk", &yellow,
 465                         NULL);
 466         gtk_text_buffer_create_tag(buffer, "emphasis",
 467                         "foreground-gdk", &emphasis_color,
 468                         NULL);
 469         gtk_text_buffer_create_tag(buffer, "signature",
 470                         "foreground-gdk", &signature_color,
 471                         NULL);
 472         tag = gtk_text_buffer_create_tag(buffer, "link",
 473                         "foreground-gdk", &uri_color,
 474                         NULL);
 475         qtag = gtk_text_buffer_create_tag(buffer, "qlink",
 476                         NULL);
 477         gtk_text_buffer_create_tag(buffer, "link-hover",
 478                         "underline", PANGO_UNDERLINE_SINGLE,
 479                         NULL);
 480         g_signal_connect(G_OBJECT(qtag), "event",
 481                          G_CALLBACK(textview_uri_button_pressed), textview);
 482         g_signal_connect(G_OBJECT(tag), "event",
 483                          G_CALLBACK(textview_uri_button_pressed), textview);
 484 /*      if (font_desc)
 485                 pango_font_description_free(font_desc);
 486         if (bold_font_desc)
 487                 pango_font_description_free(bold_font_desc);*/
 488  }
 489
 490 void textview_init(TextView *textview)
 491 {
 492         if (!hand_cursor)
 493                 hand_cursor = gdk_cursor_new(GDK_HAND2);
 494         if (!text_cursor)
 495                 text_cursor = gdk_cursor_new(GDK_XTERM);
 496         if (!watch_cursor)
 497                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 498
 499         textview_reflect_prefs(textview);
 500         textview_set_all_headers(textview, FALSE);
 501         textview_set_font(textview, NULL);
 502         textview_create_tags(GTK_TEXT_VIEW(textview->text), textview);
 503 }
 504
 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
 511 static void textview_update_message_colors(TextView *textview)
 512 {
 513         GdkColor black = {0, 0, 0, 0};
 514         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
 515
 516         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
 517         GtkTextTag *tag = NULL;
 518
 519         quote_bgcolors[0] = quote_bgcolors[1] = quote_bgcolors[2] = black;
 520         quote_colors[0] = quote_colors[1] = quote_colors[2] =
 521                 uri_color = emphasis_color = signature_color = black;
 522
 523         if (prefs_common.enable_color) {
 524                 /* grab the quote colors, converting from an int to a GdkColor */
 525                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col,
 526                                                &quote_colors[0]);
 527                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_col,
 528                                                &quote_colors[1]);
 529                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_col,
 530                                                &quote_colors[2]);
 531                 gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 532                                                &uri_color);
 533                 gtkut_convert_int_to_gdk_color(prefs_common.signature_col,
 534                                                &signature_color);
 535                 gtkut_convert_int_to_gdk_color(prefs_common.emphasis_col,
 536                                                &emphasis_color);
 537         }
 538         if (prefs_common.enable_color && prefs_common.enable_bgcolor) {
 539                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_bgcol,
 540                                                    &quote_bgcolors[0]);
 541                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_bgcol,
 542                                                    &quote_bgcolors[1]);
 543                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_bgcol,
 544                                                    &quote_bgcolors[2]);
 545                 CHANGE_TAG_COLOR("quote0", &quote_colors[0], &quote_bgcolors[0]);
 546                 CHANGE_TAG_COLOR("quote1", &quote_colors[1], &quote_bgcolors[1]);
 547                 CHANGE_TAG_COLOR("quote2", &quote_colors[2], &quote_bgcolors[2]);
 548         } else {
 549                 CHANGE_TAG_COLOR("quote0", &quote_colors[0], NULL);
 550                 CHANGE_TAG_COLOR("quote1", &quote_colors[1], NULL);
 551                 CHANGE_TAG_COLOR("quote2", &quote_colors[2], NULL);
 552         }
 553
 554         CHANGE_TAG_COLOR("emphasis", &emphasis_color, NULL);
 555         CHANGE_TAG_COLOR("signature", &signature_color, NULL);
 556         CHANGE_TAG_COLOR("link", &uri_color, NULL);
 557         CHANGE_TAG_COLOR("link-hover", &uri_color, NULL);
 558 }
 559 #undef CHANGE_TAG_COLOR
 560
 561 void textview_reflect_prefs(TextView *textview)
 562 {
 563         textview_set_font(textview, NULL);
 564         textview_update_message_colors(textview);
 565         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(textview->text),
 566                                          prefs_common.textview_cursor_visible);
 567 }
 568
 569 void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
 570 {
 571         START_TIMING("");
 572         cm_return_if_fail(mimeinfo != NULL);
 573         cm_return_if_fail(fp != NULL);
 574
 575         if ((mimeinfo->type == MIMETYPE_MULTIPART) ||
 576             ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
 577                 textview->loading = TRUE;
 578                 textview->stop_loading = FALSE;
 579
 580                 textview_clear(textview);
 581                 textview_add_parts(textview, mimeinfo);
 582
 583                 textview->loading = FALSE;
 584                 textview->stop_loading = FALSE;
 585                 END_TIMING();
 586                 return;
 587         }
 588         textview->loading = TRUE;
 589         textview->stop_loading = FALSE;
 590
 591         if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0)
 592                 perror("fseek");
 593
 594         textview_clear(textview);
 595
 596         if (mimeinfo->type == MIMETYPE_MULTIPART)
 597                 textview_add_parts(textview, mimeinfo);
 598         else
 599                 textview_write_body(textview, mimeinfo);
 600
 601         textview->loading = FALSE;
 602         textview->stop_loading = FALSE;
 603         END_TIMING();
 604 }
 605
 606 static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
 607 {
 608         GtkAllocation allocation;
 609         GtkTextView *text;
 610         GtkTextBuffer *buffer;
 611         GtkTextIter iter, start_iter;
 612         gchar buf[BUFFSIZE];
 613         GPtrArray *headers = NULL;
 614         const gchar *name;
 615         gchar *content_type;
 616         gint charcount;
 617         START_TIMING("");
 618
 619         cm_return_if_fail(mimeinfo != NULL);
 620         text = GTK_TEXT_VIEW(textview->text);
 621         buffer = gtk_text_view_get_buffer(text);
 622         charcount = gtk_text_buffer_get_char_count(buffer);
 623         gtk_text_buffer_get_end_iter(buffer, &iter);
 624
 625         if (textview->stop_loading) {
 626                 return;
 627         }
 628         if (mimeinfo->type == MIMETYPE_MULTIPART) {
 629                 END_TIMING();
 630                 return;
 631         }
 632
 633         textview->prev_quote_level = -1;
 634
 635         if ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) {
 636                 FILE *fp;
 637                 if (mimeinfo->content == MIMECONTENT_MEM)
 638                         fp = str_open_as_stream(mimeinfo->data.mem);
 639                 else
 640                         fp = g_fopen(mimeinfo->data.filename, "rb");
 641                 if (!fp) {
 642                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
 643                         END_TIMING();
 644                         return;
 645                 }
 646                 fseek(fp, mimeinfo->offset, SEEK_SET);
 647                 headers = textview_scan_header(textview, fp);
 648                 if (headers) {
 649                         if (charcount > 0)
 650                                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 651
 652                         if (procmime_mimeinfo_parent(mimeinfo) == NULL)
 653                                 textview_show_tags(textview);
 654                         textview_show_header(textview, headers);
 655                         procheader_header_array_destroy(headers);
 656                 }
 657                 fclose(fp);
 658                 END_TIMING();
 659                 return;
 660         }
 661
 662         name = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
 663         content_type = procmime_get_content_type_str(mimeinfo->type,
 664                                                      mimeinfo->subtype);
 665         if (name == NULL)
 666                 name = procmime_mimeinfo_get_parameter(mimeinfo, "name");
 667         if (name != NULL)
 668                 g_snprintf(buf, sizeof(buf), _("[%s  %s (%d bytes)]"),
 669                            name, content_type, mimeinfo->length);
 670         else
 671                 g_snprintf(buf, sizeof(buf), _("[%s (%d bytes)]"),
 672                            content_type, mimeinfo->length);
 673
 674         g_free(content_type);
 675
 676         if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT
 677         || (mimeinfo->disposition == DISPOSITIONTYPE_INLINE &&
 678             mimeinfo->type != MIMETYPE_TEXT)) {
 679                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 680                 TEXTVIEW_INSERT_LINK(buf, "sc://select_attachment", mimeinfo);
 681                 gtk_text_buffer_insert(buffer, &iter, " \n", -1);
 682                 if (mimeinfo->type == MIMETYPE_IMAGE  &&
 683                     prefs_common.inline_img ) {
 684                         GdkPixbuf *pixbuf;
 685                         GError *error = NULL;
 686                         gchar *filename;
 687                         ClickableText *uri;
 688                         gchar *uri_str;
 689                         gint err;
 690                         START_TIMING("inserting image");
 691
 692                         filename = procmime_get_tmp_file_name(mimeinfo);
 693
 694                         if ((err = procmime_get_part(filename, mimeinfo)) < 0) {
 695                                 g_warning("Can't get the image file.(%s)", strerror(-err));
 696                                 g_free(filename);
 697                                 END_TIMING();
 698                                 return;
 699                         }
 700
 701                         pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 702                         if (textview->stop_loading) {
 703                                 return;
 704                         }
 705                         if (error != NULL) {
 706                                 g_warning("%s\n", error->message);
 707                                 g_error_free(error);
 708                         }
 709                         if (!pixbuf) {
 710                                 g_warning("Can't load the image.");
 711                                 g_free(filename);
 712                                 END_TIMING();
 713                                 return;
 714                         }
 715
 716                         gtk_widget_get_allocation(textview->scrolledwin, &allocation);
 717                         pixbuf = claws_load_pixbuf_fitting(pixbuf,
 718                                         allocation.width,
 719                                         allocation.height);
 720
 721                         if (textview->stop_loading) {
 722                                 return;
 723                         }
 724
 725                         uri_str = g_filename_to_uri(filename, NULL, NULL);
 726                         if (uri_str) {
 727                                 uri = g_new0(ClickableText, 1);
 728                                 uri->uri = uri_str;
 729                                 uri->start = gtk_text_iter_get_offset(&iter);
 730
 731                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 732                                 if (textview->stop_loading) {
 733                                         g_free(uri);
 734                                         return;
 735                                 }
 736                                 uri->end = uri->start + 1;
 737                                 uri->filename = procmime_get_part_file_name(mimeinfo);
 738                                 textview->uri_list =
 739                                         g_slist_prepend(textview->uri_list, uri);
 740
 741                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 742                                 gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, uri->start);
 743                                 gtk_text_buffer_apply_tag_by_name(buffer, "link",
 744                                                 &start_iter, &iter);
 745                         } else {
 746                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 747                                 if (textview->stop_loading) {
 748                                         return;
 749                                 }
 750                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 751                         }
 752
 753                         g_object_unref(pixbuf);
 754                         g_free(filename);
 755                         END_TIMING();
 756                         GTK_EVENTS_FLUSH();
 757                 }
 758         } else if (mimeinfo->type == MIMETYPE_TEXT) {
 759                 if (prefs_common.display_header && (charcount > 0))
 760                         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 761
 762                 textview_write_body(textview, mimeinfo);
 763         }
 764         END_TIMING();
 765 }
 766
 767 static void recursive_add_parts(TextView *textview, GNode *node)
 768 {
 769         GNode * iter;
 770         MimeInfo *mimeinfo;
 771         START_TIMING("");
 772
 773         mimeinfo = (MimeInfo *) node->data;
 774
 775         textview_add_part(textview, mimeinfo);
 776 #ifdef GENERIC_UMPC
 777         textview_set_position(textview, 0);
 778 #endif
 779         if ((mimeinfo->type != MIMETYPE_MULTIPART) &&
 780             (mimeinfo->type != MIMETYPE_MESSAGE)) {
 781                 END_TIMING();
 782                 return;
 783         }
 784         if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) {
 785                 GNode * prefered_body;
 786                 int prefered_score;
 787
 788                 /*
 789                   text/plain : score 3
 790                   text/ *    : score 2
 791                   other      : score 1
 792                 */
 793                 prefered_body = NULL;
 794                 prefered_score = 0;
 795
 796                 for (iter = g_node_first_child(node) ; iter != NULL ;
 797                      iter = g_node_next_sibling(iter)) {
 798                         int score;
 799                         MimeInfo * submime;
 800
 801                         score = 1;
 802                         submime = (MimeInfo *) iter->data;
 803                         if (submime->type == MIMETYPE_TEXT)
 804                                 score = 2;
 805
 806                         if (submime->subtype != NULL) {
 807                                 if (g_ascii_strcasecmp(submime->subtype, "plain") == 0)
 808                                         score = 3;
 809                         }
 810
 811                         if (score > prefered_score) {
 812                                 prefered_score = score;
 813                                 prefered_body = iter;
 814                         }
 815                 }
 816
 817                 if (prefered_body != NULL) {
 818                         recursive_add_parts(textview, prefered_body);
 819                 }
 820         }
 821         else {
 822                 for (iter = g_node_first_child(node) ; iter != NULL ;
 823                      iter = g_node_next_sibling(iter)) {
 824                         recursive_add_parts(textview, iter);
 825                 }
 826         }
 827         END_TIMING();
 828 }
 829
 830 static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo)
 831 {
 832         cm_return_if_fail(mimeinfo != NULL);
 833
 834         recursive_add_parts(textview, mimeinfo->node);
 835 }
 836
 837 void textview_show_error(TextView *textview)
 838 {
 839         GtkTextView *text;
 840         GtkTextBuffer *buffer;
 841         GtkTextIter iter;
 842
 843         textview_set_font(textview, NULL);
 844         textview_clear(textview);
 845
 846         text = GTK_TEXT_VIEW(textview->text);
 847         buffer = gtk_text_view_get_buffer(text);
 848         gtk_text_buffer_get_start_iter(buffer, &iter);
 849
 850         TEXTVIEW_INSERT(_("\n"
 851                       "  This message can't be displayed.\n"
 852                       "  This is probably due to a network error.\n"
 853                       "\n"
 854                       "  Use "));
 855         TEXTVIEW_INSERT_LINK(_("'Network Log'"), "sc://view_log", NULL);
 856         TEXTVIEW_INSERT(_(" in the Tools menu for more information."));
 857         textview_show_icon(textview, GTK_STOCK_DIALOG_ERROR);
 858 }
 859
 860 void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
 861 {
 862         GtkTextView *text;
 863         GtkTextBuffer *buffer;
 864         GtkTextIter iter;
 865         const gchar *name;
 866         gchar *content_type;
 867
 868         if (!partinfo) return;
 869
 870         textview_set_font(textview, NULL);
 871         textview_clear(textview);
 872
 873         text = GTK_TEXT_VIEW(textview->text);
 874         buffer = gtk_text_view_get_buffer(text);
 875         gtk_text_buffer_get_start_iter(buffer, &iter);
 876
 877         TEXTVIEW_INSERT("\n");
 878
 879         name = procmime_mimeinfo_get_parameter(partinfo, "filename");
 880         if (name == NULL)
 881                 name = procmime_mimeinfo_get_parameter(partinfo, "name");
 882         if (name != NULL) {
 883                 content_type = procmime_get_content_type_str(partinfo->type,
 884                                                      partinfo->subtype);
 885                 TEXTVIEW_INSERT("  ");
 886                 TEXTVIEW_INSERT_BOLD(name);
 887                 TEXTVIEW_INSERT(" (");
 888                 TEXTVIEW_INSERT(content_type);
 889                 TEXTVIEW_INSERT(", ");
 890                 TEXTVIEW_INSERT(to_human_readable((goffset)partinfo->length));
 891                 TEXTVIEW_INSERT("):\n\n");
 892
 893                 g_free(content_type);
 894         }
 895         TEXTVIEW_INSERT(_("  The following can be performed on this part\n"));
 896 #ifndef GENERIC_UMPC
 897         TEXTVIEW_INSERT(_("  by right-clicking the icon or list item:"));
 898 #endif
 899         TEXTVIEW_INSERT("\n");
 900
 901         TEXTVIEW_INSERT(_("     - To save, select "));
 902         TEXTVIEW_INSERT_LINK(_("'Save as...'"), "sc://save_as", NULL);
 903 #ifndef GENERIC_UMPC
 904         TEXTVIEW_INSERT(_(" (Shortcut key: 'y')"));
 905 #endif
 906         TEXTVIEW_INSERT("\n");
 907
 908         TEXTVIEW_INSERT(_("     - To display as text, select "));
 909         TEXTVIEW_INSERT_LINK(_("'Display as text'"), "sc://display_as_text", NULL);
 910
 911 #ifndef GENERIC_UMPC
 912         TEXTVIEW_INSERT(_(" (Shortcut key: 't')"));
 913 #endif
 914         TEXTVIEW_INSERT("\n");
 915
 916         TEXTVIEW_INSERT(_("     - To open with an external program, select "));
 917         TEXTVIEW_INSERT_LINK(_("'Open'"), "sc://open", NULL);
 918
 919 #ifndef GENERIC_UMPC
 920         TEXTVIEW_INSERT(_(" (Shortcut key: 'l')\n"));
 921         TEXTVIEW_INSERT(_("       (alternately double-click, or click the middle "));
 922         TEXTVIEW_INSERT(_("mouse button)\n"));
 923 #ifndef G_OS_WIN32
 924         TEXTVIEW_INSERT(_("     - Or use "));
 925         TEXTVIEW_INSERT_LINK(_("'Open with...'"), "sc://open_with", NULL);
 926         TEXTVIEW_INSERT(_(" (Shortcut key: 'o')"));
 927 #endif
 928 #endif
 929         TEXTVIEW_INSERT("\n");
 930
 931         textview_show_icon(textview, GTK_STOCK_DIALOG_INFO);
 932 }
 933
 934 static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
 935 {
 936         FILE *tmpfp;
 937         gchar buf[BUFFSIZE];
 938         CodeConverter *conv;
 939         const gchar *charset, *p, *cmd;
 940         GSList *cur;
 941         gboolean continue_write = TRUE;
 942         size_t wrote = 0, i = 0;
 943
 944         if (textview->messageview->forced_charset)
 945                 charset = textview->messageview->forced_charset;
 946         else {
 947                 /* use supersets transparently when possible */
 948                 charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset");
 949                 if (charset && !strcasecmp(charset, CS_ISO_8859_1))
 950                         charset = CS_WINDOWS_1252;
 951                 else if (charset && !strcasecmp(charset, CS_X_GBK))
 952                         charset = CS_GB18030;
 953                 else if (charset && !strcasecmp(charset, CS_GBK))
 954                         charset = CS_GB18030;
 955                 else if (charset && !strcasecmp(charset, CS_GB2312))
 956                         charset = CS_GB18030;
 957         }
 958
 959         textview_set_font(textview, charset);
 960
 961         conv = conv_code_converter_new(charset);
 962
 963         procmime_force_encoding(textview->messageview->forced_encoding);
 964
 965         textview->is_in_signature = FALSE;
 966
 967         procmime_decode_content(mimeinfo);
 968
 969         if (!g_ascii_strcasecmp(mimeinfo->subtype, "html") &&
 970             prefs_common.render_html) {
 971                 gchar *filename;
 972
 973                 filename = procmime_get_tmp_file_name(mimeinfo);
 974                 if (procmime_get_part(filename, mimeinfo) == 0) {
 975                         tmpfp = g_fopen(filename, "rb");
 976                         textview_show_html(textview, tmpfp, conv);
 977                         fclose(tmpfp);
 978                         claws_unlink(filename);
 979                 }
 980                 g_free(filename);
 981         } else if (!g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) {
 982                 gchar *filename;
 983
 984                 filename = procmime_get_tmp_file_name(mimeinfo);
 985                 if (procmime_get_part(filename, mimeinfo) == 0) {
 986                         tmpfp = g_fopen(filename, "rb");
 987                         textview_show_ertf(textview, tmpfp, conv);
 988                         fclose(tmpfp);
 989                         claws_unlink(filename);
 990                 }
 991                 g_free(filename);
 992 #ifndef G_OS_WIN32
 993         } else if ( g_ascii_strcasecmp(mimeinfo->subtype, "plain") &&
 994                    (cmd = prefs_common.mime_textviewer) && *cmd &&
 995                    (p = strchr(cmd, '%')) && *(p + 1) == 's') {
 996                 int pid, pfd[2];
 997                 const gchar *fname;
 998
 999                 fname  = procmime_get_tmp_file_name(mimeinfo);
1000                 if (procmime_get_part(fname, mimeinfo)) goto textview_default;
1001
1002                 g_snprintf(buf, sizeof(buf), cmd, fname);
1003                 debug_print("Viewing text content of type: %s (length: %d) "
1004                         "using %s\n", mimeinfo->subtype, mimeinfo->length, buf);
1005
1006                 if (pipe(pfd) < 0) {
1007                         g_snprintf(buf, sizeof(buf),
1008                                 "pipe failed for textview\n\n%s\n", strerror(errno));
1009                         textview_write_line(textview, buf, conv, TRUE);
1010                         goto textview_default;
1011                 }
1012                 pid = fork();
1013                 if (pid < 0) {
1014                         g_snprintf(buf, sizeof(buf),
1015                                 "fork failed for textview\n\n%s\n", strerror(errno));
1016                         textview_write_line(textview, buf, conv, TRUE);
1017                         close(pfd[0]);
1018                         close(pfd[1]);
1019                         goto textview_default;
1020                 }
1021                 if (pid == 0) { /* child */
1022                         int rc;
1023                         gchar **argv;
1024                         argv = strsplit_with_quote(buf, " ", 0);
1025                         close(1);
1026                         close(pfd[0]);
1027                         rc = dup(pfd[1]);
1028                         rc = execvp(argv[0], argv);
1029                         close(pfd[1]);
1030                         g_print(_("The command to view attachment "
1031                                 "as text failed:\n"
1032                                 "    %s\n"
1033                                 "Exit code %d\n"), buf, rc);
1034                         exit(255);
1035                 }
1036                 close(pfd[1]);
1037                 tmpfp = fdopen(pfd[0], "rb");
1038                 while (fgets(buf, sizeof(buf), tmpfp)) {
1039                         textview_write_line(textview, buf, conv, TRUE);
1040
1041                         if (textview->stop_loading) {
1042                                 fclose(tmpfp);
1043                                 waitpid(pid, pfd, 0);
1044                                 g_unlink(fname);
1045                                 return;
1046                         }
1047                 }
1048
1049                 fclose(tmpfp);
1050                 waitpid(pid, pfd, 0);
1051                 g_unlink(fname);
1052 #endif
1053         } else {
1054 textview_default:
1055                 if (mimeinfo->content == MIMECONTENT_MEM)
1056                         tmpfp = str_open_as_stream(mimeinfo->data.mem);
1057                 else
1058                         tmpfp = g_fopen(mimeinfo->data.filename, "rb");
1059                 if (!tmpfp) {
1060                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
1061                         return;
1062                 }
1063                 fseek(tmpfp, mimeinfo->offset, SEEK_SET);
1064                 debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
1065                 while (((i = ftell(tmpfp)) < mimeinfo->offset + mimeinfo->length) &&
1066                        (fgets(buf, sizeof(buf), tmpfp) != NULL)
1067                        && continue_write) {
1068                         textview_write_line(textview, buf, conv, TRUE);
1069                         if (textview->stop_loading) {
1070                                 fclose(tmpfp);
1071                                 return;
1072                         }
1073                         wrote += ftell(tmpfp)-i;
1074                         if (mimeinfo->length > 1024*1024
1075                         &&  wrote > 1024*1024
1076                         && !textview->messageview->show_full_text) {
1077                                 continue_write = FALSE;
1078                         }
1079                 }
1080                 fclose(tmpfp);
1081         }
1082
1083         conv_code_converter_destroy(conv);
1084         procmime_force_encoding(0);
1085
1086         textview->uri_list = g_slist_reverse(textview->uri_list);
1087         for (cur = textview->uri_list; cur; cur = cur->next) {
1088                 ClickableText *uri = (ClickableText *)cur->data;
1089                 if (!uri->is_quote)
1090                         continue;
1091                 if (!prefs_common.hide_quotes ||
1092                     uri->quote_level+1 < prefs_common.hide_quotes) {
1093                         textview_toggle_quote(textview, cur, uri, TRUE);
1094                         if (textview->stop_loading) {
1095                                 return;
1096                         }
1097                 }
1098         }
1099
1100         if (continue_write == FALSE) {
1101                 messageview_show_partial_display(
1102                         textview->messageview,
1103                         textview->messageview->msginfo,
1104                         mimeinfo->length);
1105         }
1106         GTK_EVENTS_FLUSH();
1107 }
1108
1109 static void textview_show_html(TextView *textview, FILE *fp,
1110                                CodeConverter *conv)
1111 {
1112         SC_HTMLParser *parser;
1113         gchar *str;
1114         gint lines = 0;
1115
1116         parser = sc_html_parser_new(fp, conv);
1117         cm_return_if_fail(parser != NULL);
1118
1119         while ((str = sc_html_parse(parser)) != NULL) {
1120                 if (parser->state == SC_HTML_HREF) {
1121                         /* first time : get and copy the URL */
1122                         if (parser->href == NULL) {
1123                                 /* ALF - the claws html parser returns an empty string,
1124                                  * if still inside an <a>, but already parsed past HREF */
1125                                 str = strtok(str, " ");
1126                                 if (str) {
1127                                         while (str && *str && g_ascii_isspace(*str))
1128                                                 str++;
1129                                         parser->href = g_strdup(str);
1130                                         /* the URL may (or not) be followed by the
1131                                          * referenced text */
1132                                         str = strtok(NULL, "");
1133                                 }
1134                         }
1135                         if (str != NULL)
1136                                 textview_write_link(textview, str, parser->href, NULL);
1137                 } else
1138                         textview_write_line(textview, str, NULL, FALSE);
1139                 lines++;
1140                 if (lines % 500 == 0)
1141                         GTK_EVENTS_FLUSH();
1142                 if (textview->stop_loading) {
1143                         return;
1144                 }
1145         }
1146         textview_write_line(textview, "\n", NULL, FALSE);
1147         sc_html_parser_destroy(parser);
1148 }
1149
1150 static void textview_show_ertf(TextView *textview, FILE *fp,
1151                                CodeConverter *conv)
1152 {
1153         ERTFParser *parser;
1154         gchar *str;
1155         gint lines = 0;
1156
1157         parser = ertf_parser_new(fp, conv);
1158         cm_return_if_fail(parser != NULL);
1159
1160         while ((str = ertf_parse(parser)) != NULL) {
1161                 textview_write_line(textview, str, NULL, FALSE);
1162                 lines++;
1163                 if (lines % 500 == 0)
1164                         GTK_EVENTS_FLUSH();
1165                 if (textview->stop_loading) {
1166                         return;
1167                 }
1168         }
1169
1170         ertf_parser_destroy(parser);
1171 }
1172
1173 #define ADD_TXT_POS(bp_, ep_, pti_) \
1174         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1175                 last = last->next; \
1176                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1177                 last->next = NULL; \
1178         } else { \
1179                 g_warning("alloc error scanning URIs\n"); \
1180                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, \
1181                                                          linebuf, -1, \
1182                                                          fg_tag, NULL); \
1183                 return; \
1184         }
1185
1186 #define ADD_TXT_POS_LATER(bp_, ep_, pti_) \
1187         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1188                 last = last->next; \
1189                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1190                 last->next = NULL; \
1191         } else { \
1192                 g_warning("alloc error scanning URIs\n"); \
1193         }
1194
1195 /* textview_make_clickable_parts() - colorizes clickable parts */
1196 static void textview_make_clickable_parts(TextView *textview,
1197                                           const gchar *fg_tag,
1198                                           const gchar *uri_tag,
1199                                           const gchar *linebuf,
1200                                           gboolean hdr)
1201 {
1202         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1203         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1204         GtkTextIter iter;
1205         gchar *mybuf = g_strdup(linebuf);
1206
1207         /* parse table - in order of priority */
1208         struct table {
1209                 const gchar *needle; /* token */
1210
1211                 /* token search function */
1212                 gchar    *(*search)     (const gchar *haystack,
1213                                          const gchar *needle);
1214                 /* part parsing function */
1215                 gboolean  (*parse)      (const gchar *start,
1216                                          const gchar *scanpos,
1217                                          const gchar **bp_,
1218                                          const gchar **ep_,
1219                                          gboolean hdr);
1220                 /* part to URI function */
1221                 gchar    *(*build_uri)  (const gchar *bp,
1222                                          const gchar *ep);
1223         };
1224
1225         static struct table parser[] = {
1226                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1227                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1228                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1229                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1230                 {"gopher://",strcasestr, get_uri_part,   make_uri_string},
1231                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1232                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1233                 {"@",        strcasestr, get_email_part, make_email_string}
1234         };
1235         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1236
1237         gint  n;
1238         const gchar *walk, *bp, *ep;
1239
1240         struct txtpos {
1241                 const gchar     *bp, *ep;       /* text position */
1242                 gint             pti;           /* index in parse table */
1243                 struct txtpos   *next;          /* next */
1244         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1245
1246         if (!g_utf8_validate(linebuf, -1, NULL)) {
1247                 g_free(mybuf);
1248                 mybuf = g_malloc(strlen(linebuf)*2 +1);
1249                 conv_localetodisp(mybuf, strlen(linebuf)*2 +1, linebuf);
1250         }
1251
1252         gtk_text_buffer_get_end_iter(buffer, &iter);
1253
1254         /* parse for clickable parts, and build a list of begin and end positions  */
1255         for (walk = mybuf, n = 0;;) {
1256                 gint last_index = PARSE_ELEMS;
1257                 gchar *scanpos = NULL;
1258
1259                 /* FIXME: this looks phony. scanning for anything in the parse table */
1260                 for (n = 0; n < PARSE_ELEMS; n++) {
1261                         gchar *tmp;
1262
1263                         tmp = parser[n].search(walk, parser[n].needle);
1264                         if (tmp) {
1265                                 if (scanpos == NULL || tmp < scanpos) {
1266                                         scanpos = tmp;
1267                                         last_index = n;
1268                                 }
1269                         }
1270                 }
1271
1272                 if (scanpos) {
1273                         /* check if URI can be parsed */
1274                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, hdr)
1275                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1276                                         ADD_TXT_POS(bp, ep, last_index);
1277                                         walk = ep;
1278                         } else
1279                                 walk = scanpos +
1280                                         strlen(parser[last_index].needle);
1281                 } else
1282                         break;
1283         }
1284
1285         /* colorize this line */
1286         if (head.next) {
1287                 const gchar *normal_text = mybuf;
1288
1289                 /* insert URIs */
1290                 for (last = head.next; last != NULL;
1291                      normal_text = last->ep, last = last->next) {
1292                         ClickableText *uri;
1293                         uri = g_new0(ClickableText, 1);
1294                         if (last->bp - normal_text > 0)
1295                                 gtk_text_buffer_insert_with_tags_by_name
1296                                         (buffer, &iter,
1297                                          normal_text,
1298                                          last->bp - normal_text,
1299                                          fg_tag, NULL);
1300                         uri->uri = parser[last->pti].build_uri(last->bp,
1301                                                                last->ep);
1302                         uri->start = gtk_text_iter_get_offset(&iter);
1303                         gtk_text_buffer_insert_with_tags_by_name
1304                                 (buffer, &iter, last->bp, last->ep - last->bp,
1305                                  uri_tag, fg_tag, NULL);
1306                         uri->end = gtk_text_iter_get_offset(&iter);
1307                         uri->filename = NULL;
1308                         textview->uri_list =
1309                                 g_slist_prepend(textview->uri_list, uri);
1310                 }
1311
1312                 if (*normal_text)
1313                         gtk_text_buffer_insert_with_tags_by_name
1314                                 (buffer, &iter, normal_text, -1, fg_tag, NULL);
1315         } else {
1316                 gtk_text_buffer_insert_with_tags_by_name
1317                         (buffer, &iter, mybuf, -1, fg_tag, NULL);
1318         }
1319         g_free(mybuf);
1320 }
1321
1322 /* textview_make_clickable_parts() - colorizes clickable parts */
1323 static void textview_make_clickable_parts_later(TextView *textview,
1324                                           gint start, gint end)
1325 {
1326         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1327         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1328         GtkTextIter start_iter, end_iter;
1329         gchar *mybuf;
1330         gint offset = 0;
1331         /* parse table - in order of priority */
1332         struct table {
1333                 const gchar *needle; /* token */
1334
1335                 /* token search function */
1336                 gchar    *(*search)     (const gchar *haystack,
1337                                          const gchar *needle);
1338                 /* part parsing function */
1339                 gboolean  (*parse)      (const gchar *start,
1340                                          const gchar *scanpos,
1341                                          const gchar **bp_,
1342                                          const gchar **ep_,
1343                                          gboolean hdr);
1344                 /* part to URI function */
1345                 gchar    *(*build_uri)  (const gchar *bp,
1346                                          const gchar *ep);
1347         };
1348
1349         static struct table parser[] = {
1350                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1351                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1352                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1353                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1354                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1355                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1356                 {"@",        strcasestr, get_email_part, make_email_string}
1357         };
1358         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1359
1360         gint  n;
1361         const gchar *walk, *bp, *ep;
1362
1363         struct txtpos {
1364                 const gchar     *bp, *ep;       /* text position */
1365                 gint             pti;           /* index in parse table */
1366                 struct txtpos   *next;          /* next */
1367         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1368
1369         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
1370         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
1371         mybuf = gtk_text_buffer_get_text(buffer, &start_iter, &end_iter, FALSE);
1372         offset = gtk_text_iter_get_offset(&start_iter);
1373
1374         /* parse for clickable parts, and build a list of begin and end positions  */
1375         for (walk = mybuf, n = 0;;) {
1376                 gint last_index = PARSE_ELEMS;
1377                 gchar *scanpos = NULL;
1378
1379                 /* FIXME: this looks phony. scanning for anything in the parse table */
1380                 for (n = 0; n < PARSE_ELEMS; n++) {
1381                         gchar *tmp;
1382
1383                         tmp = parser[n].search(walk, parser[n].needle);
1384                         if (tmp) {
1385                                 if (scanpos == NULL || tmp < scanpos) {
1386                                         scanpos = tmp;
1387                                         last_index = n;
1388                                 }
1389                         }
1390                 }
1391
1392                 if (scanpos) {
1393                         /* check if URI can be parsed */
1394                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, FALSE)
1395                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1396                                         ADD_TXT_POS_LATER(bp, ep, last_index);
1397                                         walk = ep;
1398                         } else
1399                                 walk = scanpos +
1400                                         strlen(parser[last_index].needle);
1401                 } else
1402                         break;
1403         }
1404
1405         /* colorize this line */
1406         if (head.next) {
1407                 /* insert URIs */
1408                 for (last = head.next; last != NULL; last = last->next) {
1409                         ClickableText *uri;
1410                         gint start_offset, end_offset;
1411                         gchar *tmp_str;
1412                         gchar old_char;
1413                         uri = g_new0(ClickableText, 1);
1414                         uri->uri = parser[last->pti].build_uri(last->bp,
1415                                                                last->ep);
1416
1417                         tmp_str = mybuf;
1418                         old_char = tmp_str[last->ep - mybuf];
1419                         tmp_str[last->ep - mybuf] = '\0';
1420                         end_offset = g_utf8_strlen(tmp_str, -1);
1421                         tmp_str[last->ep - mybuf] = old_char;
1422
1423                         old_char = tmp_str[last->bp - mybuf];
1424                         tmp_str[last->bp - mybuf] = '\0';
1425                         start_offset = g_utf8_strlen(tmp_str, -1);
1426                         tmp_str[last->bp - mybuf] = old_char;
1427
1428                         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start_offset + offset);
1429                         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end_offset + offset);
1430
1431                         uri->start = gtk_text_iter_get_offset(&start_iter);
1432
1433                         gtk_text_buffer_apply_tag_by_name(buffer, "link", &start_iter, &end_iter);
1434
1435                         uri->end = gtk_text_iter_get_offset(&end_iter);
1436                         uri->filename = NULL;
1437                         textview->uri_list =
1438                                 g_slist_prepend(textview->uri_list, uri);
1439                 }
1440         }
1441
1442         g_free(mybuf);
1443 }
1444
1445 #undef ADD_TXT_POS
1446
1447 static void textview_write_line(TextView *textview, const gchar *str,
1448                                 CodeConverter *conv, gboolean do_quote_folding)
1449 {
1450         GtkTextView *text;
1451         GtkTextBuffer *buffer;
1452         GtkTextIter iter;
1453         gchar buf[BUFFSIZE];
1454         gchar *fg_color;
1455         gint quotelevel = -1, real_quotelevel = -1;
1456         gchar quote_tag_str[10];
1457
1458         text = GTK_TEXT_VIEW(textview->text);
1459         buffer = gtk_text_view_get_buffer(text);
1460         gtk_text_buffer_get_end_iter(buffer, &iter);
1461
1462         if (!conv)
1463                 strncpy2(buf, str, sizeof(buf));
1464         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1465                 conv_localetodisp(buf, sizeof(buf), str);
1466
1467         strcrchomp(buf);
1468         fg_color = NULL;
1469
1470         /* change color of quotation
1471            >, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
1472            Up to 3 levels of quotations are detected, and each
1473            level is colored using a different color. */
1474         if (prefs_common.enable_color
1475             && line_has_quote_char(buf, prefs_common.quote_chars)) {
1476                 real_quotelevel = get_quote_level(buf, prefs_common.quote_chars);
1477                 quotelevel = real_quotelevel;
1478                 /* set up the correct foreground color */
1479                 if (quotelevel > 2) {
1480                         /* recycle colors */
1481                         if (prefs_common.recycle_quote_colors)
1482                                 quotelevel %= 3;
1483                         else
1484                                 quotelevel = 2;
1485                 }
1486         }
1487
1488         if (quotelevel == -1)
1489                 fg_color = NULL;
1490         else {
1491                 g_snprintf(quote_tag_str, sizeof(quote_tag_str),
1492                            "quote%d", quotelevel);
1493                 fg_color = quote_tag_str;
1494         }
1495
1496         if (prefs_common.enable_color &&
1497             (strcmp(buf,"-- \n") == 0 || strcmp(buf, "- -- \n") == 0 || textview->is_in_signature)) {
1498                 fg_color = "signature";
1499                 textview->is_in_signature = TRUE;
1500         }
1501
1502         if (real_quotelevel > -1 && do_quote_folding) {
1503                 if (!g_utf8_validate(buf, -1, NULL)) {
1504                         gchar *utf8buf = NULL;
1505                         utf8buf = g_malloc(BUFFSIZE);
1506                         conv_localetodisp(utf8buf, BUFFSIZE, buf);
1507                         strncpy2(buf, utf8buf, BUFFSIZE-1);
1508                         g_free(utf8buf);
1509                 }
1510 do_quote:
1511                 if ( textview->prev_quote_level != real_quotelevel ) {
1512                         ClickableText *uri;
1513                         uri = g_new0(ClickableText, 1);
1514                         uri->uri = g_strdup("");
1515                         uri->data = g_strdup(buf);
1516                         uri->start = gtk_text_iter_get_offset(&iter);
1517                         uri->is_quote = TRUE;
1518                         uri->quote_level = real_quotelevel;
1519                         uri->fg_color = g_strdup(fg_color);
1520
1521                         gtk_text_buffer_insert_with_tags_by_name
1522                                         (buffer, &iter, " [...]", -1,
1523                                          "qlink", fg_color, NULL);
1524                         uri->end = gtk_text_iter_get_offset(&iter);
1525                         gtk_text_buffer_insert(buffer, &iter, "  \n", -1);
1526
1527                         uri->filename = NULL;
1528                         textview->uri_list =
1529                                 g_slist_prepend(textview->uri_list, uri);
1530
1531                         textview->prev_quote_level = real_quotelevel;
1532                 } else {
1533                         GSList *last = textview->uri_list;
1534                         ClickableText *lasturi = NULL;
1535                         gint e_len = 0, n_len = 0;
1536
1537                         if (textview->uri_list) {
1538                                 lasturi = (ClickableText *)last->data;
1539                         } else {
1540                                 g_print("oops (%d %d)\n",
1541                                         real_quotelevel, textview->prev_quote_level);
1542                         }
1543                         if (lasturi) {
1544                                 if (lasturi->is_quote == FALSE) {
1545                                         textview->prev_quote_level = -1;
1546                                         goto do_quote;
1547                                 }
1548                                 e_len = lasturi->data ? strlen(lasturi->data):0;
1549                                 n_len = strlen(buf);
1550                                 lasturi->data = g_realloc((gchar *)lasturi->data, e_len + n_len + 1);
1551                                 strcpy((gchar *)lasturi->data + e_len, buf);
1552                                 *((gchar *)lasturi->data + e_len + n_len) = '\0';
1553                         }
1554                 }
1555         } else {
1556                 textview_make_clickable_parts(textview, fg_color, "link", buf, FALSE);
1557                 textview->prev_quote_level = -1;
1558         }
1559 }
1560
1561 void textview_write_link(TextView *textview, const gchar *str,
1562                          const gchar *uri, CodeConverter *conv)
1563 {
1564         GdkColor *link_color = NULL;
1565         GtkTextView *text;
1566         GtkTextBuffer *buffer;
1567         GtkTextIter iter;
1568         gchar buf[BUFFSIZE];
1569         gchar *bufp;
1570         ClickableText *r_uri;
1571
1572         if (!str || *str == '\0')
1573                 return;
1574         if (!uri)
1575                 return;
1576
1577         while (uri && *uri && g_ascii_isspace(*uri))
1578                 uri++;
1579
1580         text = GTK_TEXT_VIEW(textview->text);
1581         buffer = gtk_text_view_get_buffer(text);
1582         gtk_text_buffer_get_end_iter(buffer, &iter);
1583
1584         if (!conv)
1585                 strncpy2(buf, str, sizeof(buf));
1586         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1587                 conv_utf8todisp(buf, sizeof(buf), str);
1588
1589         if (g_utf8_validate(buf, -1, NULL) == FALSE)
1590                 return;
1591
1592         strcrchomp(buf);
1593
1594         gtk_text_buffer_get_end_iter(buffer, &iter);
1595         for (bufp = buf; *bufp != '\0'; bufp = g_utf8_next_char(bufp)) {
1596                 gunichar ch;
1597
1598                 ch = g_utf8_get_char(bufp);
1599                 if (!g_unichar_isspace(ch))
1600                         break;
1601         }
1602         if (bufp > buf)
1603                 gtk_text_buffer_insert(buffer, &iter, buf, bufp - buf);
1604
1605         if (prefs_common.enable_color) {
1606                 link_color = &uri_color;
1607         }
1608         r_uri = g_new0(ClickableText, 1);
1609         r_uri->uri = g_strdup(uri);
1610         r_uri->start = gtk_text_iter_get_offset(&iter);
1611         gtk_text_buffer_insert_with_tags_by_name
1612                 (buffer, &iter, bufp, -1, "link", NULL);
1613         r_uri->end = gtk_text_iter_get_offset(&iter);
1614         r_uri->filename = NULL;
1615         textview->uri_list = g_slist_prepend(textview->uri_list, r_uri);
1616 }
1617
1618 static void textview_set_cursor(GdkWindow *window, GdkCursor *cursor)
1619 {
1620         if (GDK_IS_WINDOW(window))
1621                 gdk_window_set_cursor(window, cursor);
1622 }
1623 void textview_clear(TextView *textview)
1624 {
1625         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1626         GtkTextBuffer *buffer;
1627         GdkWindow *window = gtk_text_view_get_window(text,
1628                                 GTK_TEXT_WINDOW_TEXT);
1629
1630         buffer = gtk_text_view_get_buffer(text);
1631         gtk_text_buffer_set_text(buffer, "", -1);
1632
1633         TEXTVIEW_STATUSBAR_POP(textview);
1634         textview_uri_list_remove_all(textview->uri_list);
1635         textview->uri_list = NULL;
1636         textview->uri_hover = NULL;
1637         textview->prev_quote_level = -1;
1638
1639         textview->body_pos = 0;
1640         if (textview->image)
1641                 gtk_widget_destroy(textview->image);
1642         textview->image = NULL;
1643
1644         if (textview->messageview->mainwin->cursor_count == 0) {
1645                 textview_set_cursor(window, text_cursor);
1646         } else {
1647                 textview_set_cursor(window, watch_cursor);
1648         }
1649 }
1650
1651 void textview_destroy(TextView *textview)
1652 {
1653         GtkTextBuffer *buffer;
1654         GtkClipboard *clipboard;
1655
1656         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1657         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1658         gtk_text_buffer_remove_selection_clipboard(buffer, clipboard);
1659
1660         textview_uri_list_remove_all(textview->uri_list);
1661         textview->uri_list = NULL;
1662         textview->prev_quote_level = -1;
1663
1664         g_free(textview);
1665 }
1666
1667 void textview_set_all_headers(TextView *textview, gboolean all_headers)
1668 {
1669         textview->show_all_headers = all_headers;
1670 }
1671
1672 #define CHANGE_TAG_FONT(tagname, font) { \
1673         tag = gtk_text_tag_table_lookup(tags, tagname); \
1674         if (tag) \
1675                 g_object_set(G_OBJECT(tag), "font-desc", font, NULL); \
1676 }
1677
1678 void textview_set_font(TextView *textview, const gchar *codeset)
1679 {
1680         GtkTextTag *tag;
1681         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1682         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
1683         PangoFontDescription *font_desc, *bold_font_desc;
1684
1685         font_desc = pango_font_description_from_string
1686                                         (NORMAL_FONT);
1687         if (font_desc) {
1688                 gtk_widget_modify_font(textview->text, font_desc);
1689                 CHANGE_TAG_FONT("header", font_desc);
1690                 CHANGE_TAG_FONT("hlink", font_desc);
1691                 pango_font_description_free(font_desc);
1692         }
1693         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
1694                 bold_font_desc = pango_font_description_from_string
1695                                                 (NORMAL_FONT);
1696                 if (bold_font_desc)
1697                         pango_font_description_set_weight
1698                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
1699         } else {
1700                 bold_font_desc = pango_font_description_from_string
1701                                                 (BOLD_FONT);
1702         }
1703         if (bold_font_desc) {
1704                 CHANGE_TAG_FONT("header_title", bold_font_desc);
1705                 pango_font_description_free(bold_font_desc);
1706         }
1707
1708         if (prefs_common.textfont) {
1709                 PangoFontDescription *font_desc;
1710
1711                 font_desc = pango_font_description_from_string
1712                                                 (prefs_common.textfont);
1713                 if (font_desc) {
1714                         gtk_widget_modify_font(textview->text, font_desc);
1715                         pango_font_description_free(font_desc);
1716                 }
1717         }
1718         gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(textview->text),
1719                                              prefs_common.line_space / 2);
1720         gtk_text_view_set_pixels_below_lines(GTK_TEXT_VIEW(textview->text),
1721                                              prefs_common.line_space / 2);
1722 }
1723
1724 void textview_set_text(TextView *textview, const gchar *text)
1725 {
1726         GtkTextView *view;
1727         GtkTextBuffer *buffer;
1728
1729         cm_return_if_fail(textview != NULL);
1730         cm_return_if_fail(text != NULL);
1731
1732         textview_clear(textview);
1733
1734         view = GTK_TEXT_VIEW(textview->text);
1735         buffer = gtk_text_view_get_buffer(view);
1736         gtk_text_buffer_set_text(buffer, text, strlen(text));
1737 }
1738
1739 enum
1740 {
1741         H_DATE          = 0,
1742         H_FROM          = 1,
1743         H_TO            = 2,
1744         H_NEWSGROUPS    = 3,
1745         H_SUBJECT       = 4,
1746         H_CC            = 5,
1747         H_REPLY_TO      = 6,
1748         H_FOLLOWUP_TO   = 7,
1749         H_X_MAILER      = 8,
1750         H_X_NEWSREADER  = 9,
1751         H_USER_AGENT    = 10,
1752         H_ORGANIZATION  = 11,
1753 };
1754
1755 void textview_set_position(TextView *textview, gint pos)
1756 {
1757         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1758
1759         gtkut_text_view_set_position(text, pos);
1760 }
1761
1762 static gboolean header_is_internal(Header *header)
1763 {
1764         const gchar *internal_hdrs[] =
1765                 {"AF:", "NF:", "PS:", "SRH:", "SFN:", "DSR:", "MID:",
1766                  "CFG:", "PT:", "S:", "RQ:", "SSV:", "NSV:", "SSH:",
1767                  "R:", "MAID:", "SCF:", "RMID:", "FMID:", "NAID:",
1768                  "X-Claws-Account-Id:", "X-Claws-Sign:", "X-Claws-Encrypt:",
1769                  "X-Claws-Privacy-System:", "X-Claws-End-Special-Headers:",
1770                  "X-Sylpheed-Account-Id:", "X-Sylpheed-Sign:", "X-Sylpheed-Encrypt:",
1771                  "X-Claws-Auto-Wrapping:", "X-Claws-Auto-Indent:",
1772                  "X-Sylpheed-Privacy-System:", "X-Sylpheed-End-Special-Headers:",
1773                  NULL};
1774         int i;
1775
1776         for (i = 0; internal_hdrs[i]; i++) {
1777                 if (!strcmp(header->name, internal_hdrs[i]))
1778                         return TRUE;
1779         }
1780         return FALSE;
1781 }
1782
1783 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
1784 {
1785         gchar buf[BUFFSIZE];
1786         GPtrArray *headers, *sorted_headers;
1787         GSList *disphdr_list;
1788         Header *header;
1789         gint i;
1790
1791         cm_return_val_if_fail(fp != NULL, NULL);
1792
1793         if (textview->show_all_headers) {
1794                 headers = procheader_get_header_array_asis(fp);
1795                 sorted_headers = g_ptr_array_new();
1796                 for (i = 0; i < headers->len; i++) {
1797                         header = g_ptr_array_index(headers, i);
1798                         if (!header_is_internal(header))
1799                                 g_ptr_array_add(sorted_headers, header);
1800                         else
1801                                 procheader_header_free(header);
1802                 }
1803                 g_ptr_array_free(headers, TRUE);
1804                 return sorted_headers;
1805         }
1806
1807         if (!prefs_common.display_header) {
1808                 while (fgets(buf, sizeof(buf), fp) != NULL)
1809                         if (buf[0] == '\r' || buf[0] == '\n') break;
1810                 return NULL;
1811         }
1812
1813         headers = procheader_get_header_array_asis(fp);
1814
1815         sorted_headers = g_ptr_array_new();
1816
1817         for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
1818              disphdr_list = disphdr_list->next) {
1819                 DisplayHeaderProp *dp =
1820                         (DisplayHeaderProp *)disphdr_list->data;
1821
1822                 for (i = 0; i < headers->len; i++) {
1823                         header = g_ptr_array_index(headers, i);
1824
1825                         if (procheader_headername_equal(header->name,
1826                                                         dp->name)) {
1827                                 if (dp->hidden)
1828                                         procheader_header_free(header);
1829                                 else
1830                                         g_ptr_array_add(sorted_headers, header);
1831
1832                                 g_ptr_array_remove_index(headers, i);
1833                                 i--;
1834                         }
1835                 }
1836         }
1837
1838         if (prefs_common.show_other_header) {
1839                 for (i = 0; i < headers->len; i++) {
1840                         header = g_ptr_array_index(headers, i);
1841                         if (!header_is_internal(header)) {
1842                                 g_ptr_array_add(sorted_headers, header);
1843                         } else {
1844                                 procheader_header_free(header);
1845                         }
1846                 }
1847                 g_ptr_array_free(headers, TRUE);
1848         } else
1849                 procheader_header_array_destroy(headers);
1850
1851
1852         return sorted_headers;
1853 }
1854
1855 static void textview_show_face(TextView *textview)
1856 {
1857         GtkAllocation allocation;
1858         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1859         MsgInfo *msginfo = textview->messageview->msginfo;
1860         int x = 0;
1861
1862         if (prefs_common.display_header_pane
1863         ||  !prefs_common.display_xface)
1864                 goto bail;
1865
1866         if (!msginfo->extradata || !msginfo->extradata->face) {
1867                 goto bail;
1868         }
1869
1870         if (textview->image)
1871                 gtk_widget_destroy(textview->image);
1872
1873         textview->image = face_get_from_header(msginfo->extradata->face);
1874         cm_return_if_fail(textview->image != NULL);
1875
1876         gtk_widget_show(textview->image);
1877
1878         gtk_widget_get_allocation(textview->text, &allocation);
1879         x = allocation.width - WIDTH -5;
1880
1881         gtk_text_view_add_child_in_window(text, textview->image,
1882                 GTK_TEXT_WINDOW_TEXT, x, 5);
1883
1884         gtk_widget_show_all(textview->text);
1885
1886
1887         return;
1888 bail:
1889         if (textview->image)
1890                 gtk_widget_destroy(textview->image);
1891         textview->image = NULL;
1892 }
1893
1894 void textview_show_icon(TextView *textview, const gchar *stock_id)
1895 {
1896         GtkAllocation allocation;
1897         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1898         int x = 0;
1899
1900         if (textview->image)
1901                 gtk_widget_destroy(textview->image);
1902
1903         textview->image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_DIALOG);
1904         cm_return_if_fail(textview->image != NULL);
1905
1906         gtk_widget_show(textview->image);
1907
1908         gtk_widget_get_allocation(textview->text, &allocation);
1909         x = allocation.width - WIDTH -5;
1910
1911         gtk_text_view_add_child_in_window(text, textview->image,
1912                 GTK_TEXT_WINDOW_TEXT, x, 5);
1913
1914         gtk_widget_show_all(textview->text);
1915
1916
1917         return;
1918 }
1919
1920 #if HAVE_LIBCOMPFACE
1921 static void textview_show_xface(TextView *textview)
1922 {
1923         MsgInfo *msginfo = textview->messageview->msginfo;
1924         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1925         int x = 0;
1926         GdkWindow *window = NULL;
1927
1928         if (prefs_common.display_header_pane
1929         ||  !prefs_common.display_xface)
1930                 goto bail;
1931
1932         if (!msginfo || !msginfo->extradata)
1933                 goto bail;
1934
1935         if (msginfo->extradata->face)
1936                 return;
1937
1938         if (!msginfo->extradata->xface || strlen(msginfo->extradata->xface) < 5) {
1939                 goto bail;
1940         }
1941
1942         if (textview->image)
1943                 gtk_widget_destroy(textview->image);
1944
1945         window = mainwindow_get_mainwindow() ?
1946                         mainwindow_get_mainwindow()->window->window :
1947                         textview->text->window;
1948         textview->image = xface_get_from_header(msginfo->extradata->xface,
1949                                 &textview->text->style->white,
1950                                 window);
1951         cm_return_if_fail(textview->image != NULL);
1952
1953         gtk_widget_show(textview->image);
1954
1955         x = textview->text->allocation.width - WIDTH -5;
1956
1957         gtk_text_view_add_child_in_window(text, textview->image,
1958                 GTK_TEXT_WINDOW_TEXT, x, 5);
1959
1960         gtk_widget_show_all(textview->text);
1961
1962         return;
1963 bail:
1964         if (textview->image)
1965                 gtk_widget_destroy(textview->image);
1966         textview->image = NULL;
1967
1968 }
1969 #endif
1970
1971 static void textview_save_contact_pic(TextView *textview)
1972 {
1973         MsgInfo *msginfo = textview->messageview->msginfo;
1974         gchar *filename = NULL;
1975         GError *error = NULL;
1976         GdkPixbuf *picture = NULL;
1977
1978         if (!msginfo->extradata || (!msginfo->extradata->face && !msginfo->extradata->xface))
1979                 return;
1980
1981         if (textview->image)
1982                 picture = gtk_image_get_pixbuf(GTK_IMAGE(textview->image));
1983
1984         filename = addrindex_get_picture_file(msginfo->from);
1985         if (!filename)
1986                 return;
1987         if (!is_file_exist(filename)) {
1988                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
1989                 if (error) {
1990                         g_warning(_("Failed to save image: \n%s"),
1991                                         error->message);
1992                         g_error_free(error);
1993                 }
1994         }
1995         g_free(filename);
1996 }
1997
1998 static void textview_show_contact_pic(TextView *textview)
1999 {
2000         GtkAllocation allocation;
2001         MsgInfo *msginfo = textview->messageview->msginfo;
2002         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2003         int x = 0;
2004         gchar *filename = NULL;
2005         GError *error = NULL;
2006         GdkPixbuf *picture = NULL;
2007         gint w, h;
2008
2009         if (prefs_common.display_header_pane
2010         ||  !prefs_common.display_xface)
2011                 goto bail;
2012
2013         if (msginfo->extradata && (msginfo->extradata->face || msginfo->extradata->xface))
2014                 return;
2015
2016         if (textview->image)
2017                 gtk_widget_destroy(textview->image);
2018
2019         filename = addrindex_get_picture_file(msginfo->from);
2020
2021         if (!filename)
2022                 goto bail;
2023         if (!is_file_exist(filename)) {
2024                 g_free(filename);
2025                 goto bail;
2026         }
2027
2028         gdk_pixbuf_get_file_info(filename, &w, &h);
2029
2030         if (w > 48 || h > 48)
2031                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
2032                                                 48, 48, TRUE, &error);
2033         else
2034                 picture = gdk_pixbuf_new_from_file(filename, &error);
2035
2036         if (error) {
2037                 debug_print("Failed to import image: \n%s",
2038                                 error->message);
2039                 g_error_free(error);
2040                 goto bail;
2041         }
2042         g_free(filename);
2043
2044         if (picture) {
2045                 textview->image = gtk_image_new_from_pixbuf(picture);
2046                 g_object_unref(picture);
2047         }
2048         cm_return_if_fail(textview->image != NULL);
2049
2050         gtk_widget_show(textview->image);
2051
2052         gtk_widget_get_allocation(textview->text, &allocation);
2053         x = allocation.width - WIDTH -5;
2054
2055         gtk_text_view_add_child_in_window(text, textview->image,
2056                 GTK_TEXT_WINDOW_TEXT, x, 5);
2057
2058         gtk_widget_show_all(textview->text);
2059
2060         return;
2061 bail:
2062         if (textview->image)
2063                 gtk_widget_destroy(textview->image);
2064         textview->image = NULL;
2065
2066 }
2067
2068 static gint textview_tag_cmp_list(gconstpointer a, gconstpointer b)
2069 {
2070         gint id_a = GPOINTER_TO_INT(a);
2071         gint id_b = GPOINTER_TO_INT(b);
2072         const gchar *tag_a = tags_get_tag(id_a);
2073         const gchar *tag_b = tags_get_tag(id_b);
2074
2075         if (tag_a == NULL)
2076                 return tag_b == NULL ? 0:1;
2077
2078         if (tag_b == NULL)
2079                 return tag_a == NULL ? 0:1;
2080
2081         return g_utf8_collate(tag_a, tag_b);
2082 }
2083
2084
2085 static void textview_show_tags(TextView *textview)
2086 {
2087         MsgInfo *msginfo = textview->messageview->msginfo;
2088         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2089         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2090         GtkTextIter iter;
2091         ClickableText *uri;
2092         GSList *cur, *orig;
2093         gboolean found_tag = FALSE;
2094
2095         if (!msginfo->tags)
2096                 return;
2097
2098         cur = orig = g_slist_sort(g_slist_copy(msginfo->tags), textview_tag_cmp_list);
2099
2100         for (; cur; cur = cur->next) {
2101                 if (tags_get_tag(GPOINTER_TO_INT(cur->data)) != NULL) {
2102                         found_tag = TRUE;
2103                         break;
2104                 }
2105         }
2106         if (!found_tag) {
2107                 g_slist_free(orig);
2108                 return;
2109         }
2110
2111         gtk_text_buffer_get_end_iter (buffer, &iter);
2112         gtk_text_buffer_insert_with_tags_by_name(buffer,
2113                 &iter, _("Tags: "), -1,
2114                 "header_title", "header", "tags", NULL);
2115
2116         for (cur = orig; cur; cur = cur->next) {
2117                 const gchar *cur_tag = tags_get_tag(GPOINTER_TO_INT(cur->data));
2118                 if (!cur_tag)
2119                         continue;
2120                 uri = g_new0(ClickableText, 1);
2121                 uri->uri = g_strdup("");
2122                 uri->start = gtk_text_iter_get_offset(&iter);
2123                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
2124                         cur_tag, -1,
2125                         "link", "header", "tags", NULL);
2126                 uri->end = gtk_text_iter_get_offset(&iter);
2127                 uri->filename = g_strdup_printf("sc://search_tags:%s", cur_tag);
2128                 uri->data = NULL;
2129                 textview->uri_list =
2130                         g_slist_prepend(textview->uri_list, uri);
2131                 if (cur->next && tags_get_tag(GPOINTER_TO_INT(cur->next->data)))
2132                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ", ", 2,
2133                                 "header", "tags", NULL);
2134                 else
2135                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, " ", 1,
2136                                 "header", "tags", NULL);
2137         }
2138         g_slist_free(orig);
2139
2140         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2141                 "header", "tags", NULL);
2142 }
2143
2144 static void textview_show_header(TextView *textview, GPtrArray *headers)
2145 {
2146         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2147         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2148         GtkTextIter iter;
2149         Header *header;
2150         gint i;
2151
2152         cm_return_if_fail(headers != NULL);
2153
2154         for (i = 0; i < headers->len; i++) {
2155                 header = g_ptr_array_index(headers, i);
2156                 cm_return_if_fail(header->name != NULL);
2157
2158                 gtk_text_buffer_get_end_iter (buffer, &iter);
2159                 if(prefs_common.trans_hdr == TRUE) {
2160                         gchar *hdr = g_strndup(header->name, strlen(header->name) - 1);
2161                         gchar *trans_hdr = gettext(hdr);
2162                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2163                                 &iter, trans_hdr, -1,
2164                                 "header_title", "header", NULL);
2165                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2166                                 &iter, ":", 1, "header_title", "header", NULL);
2167                         g_free(hdr);
2168                 } else {
2169                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2170                                 &iter, header->name,
2171                                 -1, "header_title", "header", NULL);
2172                 }
2173                 if (header->name[strlen(header->name) - 1] != ' ')
2174                 gtk_text_buffer_insert_with_tags_by_name
2175                                 (buffer, &iter, " ", 1,
2176                                  "header_title", "header", NULL);
2177
2178                 if (procheader_headername_equal(header->name, "Subject") ||
2179                     procheader_headername_equal(header->name, "From")    ||
2180                     procheader_headername_equal(header->name, "To")      ||
2181                     procheader_headername_equal(header->name, "Cc"))
2182                         unfold_line(header->body);
2183
2184                 if (procheader_headername_equal(header->name, "Date") &&
2185                     prefs_common.msgview_date_format) {
2186                         gchar hbody[80];
2187
2188                         procheader_date_parse(hbody, header->body, sizeof(hbody));
2189                         gtk_text_buffer_get_end_iter (buffer, &iter);
2190                         gtk_text_buffer_insert_with_tags_by_name
2191                                 (buffer, &iter, hbody, -1, "header", NULL);
2192                 } else if ((procheader_headername_equal(header->name, "X-Mailer") ||
2193                                 procheader_headername_equal(header->name,
2194                                                  "X-Newsreader")) &&
2195                                 (strstr(header->body, "Claws Mail") != NULL ||
2196                                 strstr(header->body, "Sylpheed-Claws") != NULL)) {
2197                         gtk_text_buffer_get_end_iter (buffer, &iter);
2198                         gtk_text_buffer_insert_with_tags_by_name
2199                                 (buffer, &iter, header->body, -1,
2200                                  "header", "emphasis", NULL);
2201                 } else {
2202                         gboolean hdr =
2203                           procheader_headername_equal(header->name, "From") ||
2204                           procheader_headername_equal(header->name, "To") ||
2205                           procheader_headername_equal(header->name, "Cc") ||
2206                           procheader_headername_equal(header->name, "Bcc") ||
2207                           procheader_headername_equal(header->name, "Reply-To") ||
2208                           procheader_headername_equal(header->name, "Sender");
2209                         textview_make_clickable_parts(textview, "header",
2210                                                       "hlink", header->body,
2211                                                       hdr);
2212                 }
2213                 gtk_text_buffer_get_end_iter (buffer, &iter);
2214                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2215                                                          "header", NULL);
2216         }
2217
2218         textview_show_face(textview);
2219 #if HAVE_LIBCOMPFACE
2220         textview_show_xface(textview);
2221 #endif
2222         textview_save_contact_pic(textview);
2223         textview_show_contact_pic(textview);
2224 }
2225
2226 gboolean textview_search_string(TextView *textview, const gchar *str,
2227                                 gboolean case_sens)
2228 {
2229         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2230
2231         return gtkut_text_view_search_string(text, str, case_sens);
2232 }
2233
2234 gboolean textview_search_string_backward(TextView *textview, const gchar *str,
2235                                          gboolean case_sens)
2236 {
2237         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2238
2239         return gtkut_text_view_search_string_backward(text, str, case_sens);
2240 }
2241
2242 void textview_scroll_one_line(TextView *textview, gboolean up)
2243 {
2244         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2245         GtkAdjustment *vadj = gtk_text_view_get_vadjustment(text);
2246
2247         gtkutils_scroll_one_line(GTK_WIDGET(text), vadj, up);
2248 }
2249
2250 gboolean textview_scroll_page(TextView *textview, gboolean up)
2251 {
2252         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2253         GtkAdjustment *vadj = gtk_text_view_get_vadjustment(text);
2254
2255         return gtkutils_scroll_page(GTK_WIDGET(text), vadj, up);
2256 }
2257
2258 #define KEY_PRESS_EVENT_STOP() \
2259         g_signal_stop_emission_by_name(G_OBJECT(widget), \
2260                                        "key_press_event");
2261
2262 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
2263                                  TextView *textview)
2264 {
2265         GdkWindow *window;
2266         SummaryView *summaryview = NULL;
2267         MessageView *messageview = textview->messageview;
2268
2269         if (!event) return FALSE;
2270         if (messageview->mainwin)
2271                 summaryview = messageview->mainwin->summaryview;
2272
2273         switch (event->keyval) {
2274         case GDK_Tab:
2275         case GDK_Home:
2276         case GDK_Left:
2277         case GDK_Up:
2278         case GDK_Right:
2279         case GDK_Down:
2280         case GDK_Page_Up:
2281         case GDK_Page_Down:
2282         case GDK_End:
2283         case GDK_Control_L:
2284         case GDK_Control_R:
2285                 return FALSE;
2286         case GDK_space:
2287                 if (summaryview)
2288                         summary_pass_key_press_event(summaryview, event);
2289                 else
2290                         mimeview_scroll_page
2291                                 (messageview->mimeview,
2292                                  (event->state &
2293                                   (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2294                 break;
2295         case GDK_BackSpace:
2296                 mimeview_scroll_page(messageview->mimeview, TRUE);
2297                 break;
2298         case GDK_Return:
2299         case GDK_KP_Enter:
2300                 mimeview_scroll_one_line
2301                         (messageview->mimeview, (event->state &
2302                                     (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2303                 break;
2304         case GDK_Delete:
2305                 if (summaryview)
2306                         summary_pass_key_press_event(summaryview, event);
2307                 break;
2308         case GDK_y:
2309         case GDK_t:
2310         case GDK_l:
2311         case GDK_o:
2312         case GDK_c:
2313         case GDK_a:
2314                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
2315                         KEY_PRESS_EVENT_STOP();
2316                         mimeview_pass_key_press_event(messageview->mimeview,
2317                                                       event);
2318                         break;
2319                 }
2320                 /* possible fall through */
2321         default:
2322                 window = gtk_widget_get_window(messageview->mainwin->window);
2323                 if (summaryview &&
2324                     event->window != window) {
2325                         GdkEventKey tmpev = *event;
2326
2327                         tmpev.window = window;
2328                         KEY_PRESS_EVENT_STOP();
2329                         gtk_widget_event(messageview->mainwin->window,
2330                                          (GdkEvent *)&tmpev);
2331                 }
2332                 break;
2333         }
2334
2335         return TRUE;
2336 }
2337
2338 static gboolean textview_motion_notify(GtkWidget *widget,
2339                                        GdkEventMotion *event,
2340                                        TextView *textview)
2341 {
2342         if (textview->loading)
2343                 return FALSE;
2344         textview_uri_update(textview, event->x, event->y);
2345         gdk_window_get_pointer(gtk_widget_get_window(widget), NULL, NULL, NULL);
2346
2347         return FALSE;
2348 }
2349
2350 static gboolean textview_leave_notify(GtkWidget *widget,
2351                                       GdkEventCrossing *event,
2352                                       TextView *textview)
2353 {
2354         if (textview->loading)
2355                 return FALSE;
2356         textview_uri_update(textview, -1, -1);
2357
2358         return FALSE;
2359 }
2360
2361 static gboolean textview_visibility_notify(GtkWidget *widget,
2362                                            GdkEventVisibility *event,
2363                                            TextView *textview)
2364 {
2365         gint wx, wy;
2366         GdkWindow *window;
2367
2368         if (textview->loading)
2369                 return FALSE;
2370
2371         window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget),
2372                                           GTK_TEXT_WINDOW_TEXT);
2373
2374         /* check if occurred for the text window part */
2375         if (window != event->window)
2376                 return FALSE;
2377
2378         gdk_window_get_pointer(gtk_widget_get_window(widget), &wx, &wy, NULL);
2379         textview_uri_update(textview, wx, wy);
2380
2381         return FALSE;
2382 }
2383
2384 void textview_cursor_wait(TextView *textview)
2385 {
2386         GdkWindow *window = gtk_text_view_get_window(
2387                         GTK_TEXT_VIEW(textview->text),
2388                         GTK_TEXT_WINDOW_TEXT);
2389         textview_set_cursor(window, watch_cursor);
2390 }
2391
2392 void textview_cursor_normal(TextView *textview)
2393 {
2394         GdkWindow *window = gtk_text_view_get_window(
2395                         GTK_TEXT_VIEW(textview->text),
2396                         GTK_TEXT_WINDOW_TEXT);
2397         textview_set_cursor(window, text_cursor);
2398 }
2399
2400 static void textview_uri_update(TextView *textview, gint x, gint y)
2401 {
2402         GtkTextBuffer *buffer;
2403         GtkTextIter start_iter, end_iter;
2404         ClickableText *uri = NULL;
2405
2406         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2407
2408         if (x != -1 && y != -1) {
2409                 gint bx, by;
2410                 GtkTextIter iter;
2411                 GSList *tags;
2412                 GSList *cur;
2413
2414                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview->text),
2415                                                       GTK_TEXT_WINDOW_WIDGET,
2416                                                       x, y, &bx, &by);
2417                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview->text),
2418                                                    &iter, bx, by);
2419
2420                 tags = gtk_text_iter_get_tags(&iter);
2421                 for (cur = tags; cur != NULL; cur = cur->next) {
2422                         GtkTextTag *tag = cur->data;
2423                         char *name;
2424
2425                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
2426
2427                         if ((!strcmp(name, "link") || !strcmp(name, "hlink"))
2428                             && textview_get_uri_range(textview, &iter, tag,
2429                                                       &start_iter, &end_iter)) {
2430
2431                                 uri = textview_get_uri_from_range(textview,
2432                                                                   &iter, tag,
2433                                                                   &start_iter,
2434                                                                   &end_iter);
2435                         }
2436                         g_free(name);
2437                         if (uri)
2438                                 break;
2439                 }
2440                 g_slist_free(tags);
2441         }
2442
2443         if (uri != textview->uri_hover) {
2444                 GdkWindow *window;
2445
2446                 if (textview->uri_hover)
2447                         gtk_text_buffer_remove_tag_by_name(buffer,
2448                                                            "link-hover",
2449                                                            &textview->uri_hover_start_iter,
2450                                                            &textview->uri_hover_end_iter);
2451
2452                 textview->uri_hover = uri;
2453                 if (uri) {
2454                         textview->uri_hover_start_iter = start_iter;
2455                         textview->uri_hover_end_iter = end_iter;
2456                 }
2457
2458                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview->text),
2459                                                   GTK_TEXT_WINDOW_TEXT);
2460                 if (textview->messageview->mainwin->cursor_count == 0) {
2461                         textview_set_cursor(window, uri ? hand_cursor : text_cursor);
2462                 } else {
2463                         textview_set_cursor(window, watch_cursor);
2464                 }
2465
2466                 TEXTVIEW_STATUSBAR_POP(textview);
2467
2468                 if (uri) {
2469                         if (!uri->is_quote)
2470                                 gtk_text_buffer_apply_tag_by_name(buffer,
2471                                                           "link-hover",
2472                                                           &start_iter,
2473                                                           &end_iter);
2474                         TEXTVIEW_STATUSBAR_PUSH(textview, uri->uri);
2475                 }
2476         }
2477 }
2478
2479 static gboolean textview_get_uri_range(TextView *textview,
2480                                        GtkTextIter *iter,
2481                                        GtkTextTag *tag,
2482                                        GtkTextIter *start_iter,
2483                                        GtkTextIter *end_iter)
2484 {
2485         return get_tag_range(iter, tag, start_iter, end_iter);
2486 }
2487
2488 static ClickableText *textview_get_uri_from_range(TextView *textview,
2489                                               GtkTextIter *iter,
2490                                               GtkTextTag *tag,
2491                                               GtkTextIter *start_iter,
2492                                               GtkTextIter *end_iter)
2493 {
2494         gint start_pos, end_pos, cur_pos;
2495         ClickableText *uri = NULL;
2496         GSList *cur;
2497
2498         start_pos = gtk_text_iter_get_offset(start_iter);
2499         end_pos = gtk_text_iter_get_offset(end_iter);
2500         cur_pos = gtk_text_iter_get_offset(iter);
2501
2502         for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
2503                 ClickableText *uri_ = (ClickableText *)cur->data;
2504                 if (start_pos == uri_->start &&
2505                     end_pos ==  uri_->end) {
2506                         uri = uri_;
2507                         break;
2508                 }
2509         }
2510         for (cur = textview->uri_list; uri == NULL && cur != NULL; cur = cur->next) {
2511                 ClickableText *uri_ = (ClickableText *)cur->data;
2512                 if (start_pos == uri_->start ||
2513                            end_pos == uri_->end) {
2514                         /* in case of contiguous links, textview_get_uri_range
2515                          * returns a broader range (start of 1st link to end
2516                          * of last link).
2517                          * In that case, correct link is the one covering
2518                          * current iter.
2519                          */
2520                         if (uri_->start <= cur_pos && cur_pos <= uri_->end) {
2521                                 uri = uri_;
2522                                 break;
2523                         }
2524                 }
2525         }
2526
2527         return uri;
2528 }
2529
2530 static ClickableText *textview_get_uri(TextView *textview,
2531                                    GtkTextIter *iter,
2532                                    GtkTextTag *tag)
2533 {
2534         GtkTextIter start_iter, end_iter;
2535         ClickableText *uri = NULL;
2536
2537         if (textview_get_uri_range(textview, iter, tag, &start_iter,
2538                                    &end_iter))
2539                 uri = textview_get_uri_from_range(textview, iter, tag,
2540                                                   &start_iter, &end_iter);
2541
2542         return uri;
2543 }
2544
2545 static void textview_shift_uris_after(TextView *textview, GSList *start_list, gint start, gint shift)
2546 {
2547         GSList *cur;
2548         if (!start_list)
2549                 start_list = textview->uri_list;
2550
2551         for (cur = start_list; cur; cur = cur->next) {
2552                 ClickableText *uri = (ClickableText *)cur->data;
2553                 if (uri->start <= start)
2554                         continue;
2555                 uri->start += shift;
2556                 uri->end += shift;
2557         }
2558 }
2559
2560 static void textview_remove_uris_in(TextView *textview, gint start, gint end)
2561 {
2562         GSList *cur;
2563         for (cur = textview->uri_list; cur; ) {
2564                 ClickableText *uri = (ClickableText *)cur->data;
2565                 if (uri->start > start && uri->end < end) {
2566                         cur = cur->next;
2567                         textview->uri_list = g_slist_remove(textview->uri_list, uri);
2568                         g_free(uri->uri);
2569                         g_free(uri->filename);
2570                         if (uri->is_quote) {
2571                                 g_free(uri->fg_color);
2572                                 g_free(uri->data);
2573                                 /* (only free data in quotes uris) */
2574                         }
2575                         g_free(uri);
2576                 } else {
2577                         cur = cur->next;
2578                 }
2579
2580         }
2581 }
2582
2583 static void textview_toggle_quote(TextView *textview, GSList *start_list, ClickableText *uri, gboolean expand_only)
2584 {
2585         GtkTextIter start, end;
2586         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2587
2588         if (!uri->is_quote)
2589                 return;
2590
2591         if (uri->q_expanded && expand_only)
2592                 return;
2593
2594         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2595         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2596         if (textview->uri_hover)
2597                 gtk_text_buffer_remove_tag_by_name(buffer,
2598                                                    "link-hover",
2599                                                    &textview->uri_hover_start_iter,
2600                                                    &textview->uri_hover_end_iter);
2601         textview->uri_hover = NULL;
2602         gtk_text_buffer_remove_tag_by_name(buffer,
2603                                            "qlink",
2604                                            &start,
2605                                            &end);
2606         /* when shifting URIs start and end, we have to do it per-UTF8-char
2607          * so use g_utf8_strlen(). OTOH, when inserting in the text buffer,
2608          * we have to pass a number of bytes, so use strlen(). disturbing. */
2609
2610         if (!uri->q_expanded) {
2611                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2612                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2613                 textview_shift_uris_after(textview, start_list, uri->start,
2614                         g_utf8_strlen((gchar *)uri->data, -1)-strlen(" [...]\n"));
2615                 gtk_text_buffer_delete(buffer, &start, &end);
2616                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2617                 gtk_text_buffer_insert_with_tags_by_name
2618                                 (buffer, &start, (gchar *)uri->data,
2619                                  strlen((gchar *)uri->data)-1,
2620                                  "qlink", (gchar *)uri->fg_color, NULL);
2621                 uri->end = gtk_text_iter_get_offset(&start);
2622                 textview_make_clickable_parts_later(textview,
2623                                           uri->start, uri->end);
2624                 uri->q_expanded = TRUE;
2625         } else {
2626                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2627                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2628                 textview_remove_uris_in(textview, uri->start, uri->end);
2629                 textview_shift_uris_after(textview, start_list, uri->start,
2630                         strlen(" [...]\n")-g_utf8_strlen((gchar *)uri->data, -1));
2631                 gtk_text_buffer_delete(buffer, &start, &end);
2632                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2633                 gtk_text_buffer_insert_with_tags_by_name
2634                                 (buffer, &start, " [...]", -1,
2635                                  "qlink", (gchar *)uri->fg_color, NULL);
2636                 uri->end = gtk_text_iter_get_offset(&start);
2637                 uri->q_expanded = FALSE;
2638         }
2639         if (textview->messageview->mainwin->cursor_count == 0) {
2640                 textview_cursor_normal(textview);
2641         } else {
2642                 textview_cursor_wait(textview);
2643         }
2644 }
2645 static gboolean textview_uri_button_pressed(GtkTextTag *tag, GObject *obj,
2646                                             GdkEvent *event, GtkTextIter *iter,
2647                                             TextView *textview)
2648 {
2649         GdkEventButton *bevent;
2650         ClickableText *uri = NULL;
2651         char *tagname;
2652         gboolean qlink = FALSE;
2653
2654         if (!event)
2655                 return FALSE;
2656
2657         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
2658                 && event->type != GDK_MOTION_NOTIFY)
2659                 return FALSE;
2660
2661         uri = textview_get_uri(textview, iter, tag);
2662         if (!uri)
2663                 return FALSE;
2664
2665         g_object_get(G_OBJECT(tag), "name", &tagname, NULL);
2666
2667         if (!strcmp(tagname, "qlink"))
2668                 qlink = TRUE;
2669
2670         g_free(tagname);
2671
2672         bevent = (GdkEventButton *) event;
2673
2674         /* doubleclick: open compose / add address / browser */
2675         if (qlink && event->type == GDK_BUTTON_PRESS && bevent->button != 1) {
2676                 /* pass rightclick through */
2677                 return FALSE;
2678         } else if ((event->type == (qlink ? GDK_2BUTTON_PRESS:GDK_BUTTON_PRESS) && bevent->button == 1) ||
2679                 bevent->button == 2 || bevent->button == 3) {
2680                 if (uri->filename && !g_ascii_strncasecmp(uri->filename, "sc://", 5)) {
2681                         MimeView *mimeview =
2682                                 (textview->messageview)?
2683                                         textview->messageview->mimeview:NULL;
2684                         if (mimeview && bevent->button == 1) {
2685                                 mimeview_handle_cmd(mimeview, uri->filename, NULL, uri->data);
2686                         } else if (mimeview && bevent->button == 2 &&
2687                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2688                                 mimeview_handle_cmd(mimeview, "sc://open_attachment", NULL, uri->data);
2689                         } else if (mimeview && bevent->button == 3 &&
2690                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2691                                 mimeview_handle_cmd(mimeview, "sc://menu_attachment", bevent, uri->data);
2692                         }
2693                         return TRUE;
2694                 } else if (qlink && bevent->button == 1) {
2695                         if (prefs_common.hide_quoted)
2696                                 textview_toggle_quote(textview, NULL, uri, FALSE);
2697                         return TRUE;
2698                 } else if (!g_ascii_strncasecmp(uri->uri, "mailto:", 7)) {
2699                         if (bevent->button == 3) {
2700                                 g_object_set_data(
2701                                         G_OBJECT(textview->mail_popup_menu),
2702                                         "menu_button", uri);
2703                                 gtk_menu_popup(GTK_MENU(textview->mail_popup_menu),
2704                                                NULL, NULL, NULL, NULL,
2705                                                bevent->button, bevent->time);
2706                         } else {
2707                                 PrefsAccount *account = NULL;
2708                                 FolderItem   *folder_item = NULL;
2709                                 Compose *compose;
2710
2711                                 if (textview->messageview && textview->messageview->msginfo &&
2712                                     textview->messageview->msginfo->folder) {
2713
2714
2715                                         folder_item = textview->messageview->msginfo->folder;
2716                                         if (folder_item->prefs && folder_item->prefs->enable_default_account)
2717                                                 account = account_find_from_id(folder_item->prefs->default_account);
2718                                         if (!account)
2719                                                 account = account_find_from_item(folder_item);
2720                                 }
2721                                 compose = compose_new_with_folderitem(account,
2722                                                                 folder_item, uri->uri + 7);
2723                                 compose_check_for_email_account(compose);
2724                         }
2725                         return TRUE;
2726                 } else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) {
2727                         if (bevent->button == 1 &&
2728                             textview_uri_security_check(textview, uri) == TRUE)
2729                                         open_uri(uri->uri,
2730                                                  prefs_common_get_uri_cmd());
2731                         else if (bevent->button == 3 && !qlink) {
2732                                 g_object_set_data(
2733                                         G_OBJECT(textview->link_popup_menu),
2734                                         "menu_button", uri);
2735                                 gtk_menu_popup(GTK_MENU(textview->link_popup_menu),
2736                                                NULL, NULL, NULL, NULL,
2737                                                bevent->button, bevent->time);
2738                         }
2739                         return TRUE;
2740                 } else {
2741                         if (bevent->button == 3 && !qlink) {
2742                                 g_object_set_data(
2743                                         G_OBJECT(textview->file_popup_menu),
2744                                         "menu_button", uri);
2745                                 gtk_menu_popup(GTK_MENU(textview->file_popup_menu),
2746                                                NULL, NULL, NULL, NULL,
2747                                                bevent->button, bevent->time);
2748                                 return TRUE;
2749                         }
2750                 }
2751         }
2752
2753         return FALSE;
2754 }
2755
2756 gchar *textview_get_visible_uri         (TextView       *textview,
2757                                          ClickableText  *uri)
2758 {
2759         GtkTextBuffer *buffer;
2760         GtkTextIter start, end;
2761
2762         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2763
2764         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2765         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2766
2767         return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
2768 }
2769
2770 /*!
2771  *\brief    Check to see if a web URL has been disguised as a different
2772  *          URL (possible with HTML email).
2773  *
2774  *\param    uri The uri to check
2775  *
2776  *\param    textview The TextView the URL is contained in
2777  *
2778  *\return   gboolean TRUE if the URL is ok, or if the user chose to open
2779  *          it anyway, otherwise FALSE
2780  */
2781 gboolean textview_uri_security_check(TextView *textview, ClickableText *uri)
2782 {
2783         gchar *visible_str;
2784         gboolean retval = TRUE;
2785
2786         if (is_uri_string(uri->uri) == FALSE)
2787                 return TRUE;
2788
2789         visible_str = textview_get_visible_uri(textview, uri);
2790         if (visible_str == NULL)
2791                 return TRUE;
2792
2793         g_strstrip(visible_str);
2794
2795         if (strcmp(visible_str, uri->uri) != 0 && is_uri_string(visible_str)) {
2796                 gchar *uri_path;
2797                 gchar *visible_uri_path;
2798
2799                 uri_path = get_uri_path(uri->uri);
2800                 visible_uri_path = get_uri_path(visible_str);
2801                 if (path_cmp(uri_path, visible_uri_path) != 0)
2802                         retval = FALSE;
2803         }
2804
2805         if (retval == FALSE) {
2806                 gchar *msg;
2807                 AlertValue aval;
2808
2809                 msg = g_markup_printf_escaped(_("The real URL is different from "
2810                                                 "the displayed URL.\n"
2811                                                 "\n"
2812                                                 "<b>Displayed URL:</b> %s\n"
2813                                                 "\n"
2814                                                 "<b>Real URL:</b> %s\n"
2815                                                 "\n"
2816                                                 "Open it anyway?"),
2817                                                visible_str,uri->uri);
2818                 aval = alertpanel_full(_("Phishing attempt warning"), msg,
2819                                        GTK_STOCK_CANCEL, _("_Open URL"), NULL, FALSE,
2820                                        NULL, ALERT_WARNING, G_ALERTDEFAULT);
2821                 g_free(msg);
2822                 if (aval == G_ALERTALTERNATE)
2823                         retval = TRUE;
2824         }
2825
2826         g_free(visible_str);
2827
2828         return retval;
2829 }
2830
2831 static void textview_uri_list_remove_all(GSList *uri_list)
2832 {
2833         GSList *cur;
2834
2835         for (cur = uri_list; cur != NULL; cur = cur->next) {
2836                 if (cur->data) {
2837                         g_free(((ClickableText *)cur->data)->uri);
2838                         g_free(((ClickableText *)cur->data)->filename);
2839                         if (((ClickableText *)cur->data)->is_quote) {
2840                                 g_free(((ClickableText *)cur->data)->fg_color);
2841                                 g_free(((ClickableText *)cur->data)->data);
2842                                 /* (only free data in quotes uris) */
2843                         }
2844                         g_free(cur->data);
2845                 }
2846         }
2847
2848         g_slist_free(uri_list);
2849 }
2850
2851 static void open_uri_cb (GtkAction *action, TextView *textview)
2852 {
2853         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2854                                            "menu_button");
2855         const gchar *raw_url = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2856                                            "raw_url");
2857
2858         if (uri) {
2859                 if (textview_uri_security_check(textview, uri) == TRUE)
2860                         open_uri(uri->uri,
2861                                  prefs_common_get_uri_cmd());
2862                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2863                                   NULL);
2864         }
2865         if (raw_url) {
2866                 open_uri(raw_url, prefs_common_get_uri_cmd());
2867                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url",
2868                                   NULL);
2869         }
2870 }
2871
2872 static void open_image_cb (GtkAction *action, TextView *textview)
2873 {
2874         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2875                                            "menu_button");
2876
2877         gchar *cmd = NULL;
2878         gchar buf[1024];
2879         const gchar *p;
2880         gchar *filename = NULL;
2881         gchar *tmp_filename = NULL;
2882
2883         if (uri == NULL)
2884                 return;
2885
2886         if (uri->filename == NULL)
2887                 return;
2888
2889         filename = g_strdup(uri->filename);
2890
2891         if (!g_utf8_validate(filename, -1, NULL)) {
2892                 gchar *tmp = conv_filename_to_utf8(filename);
2893                 g_free(filename);
2894                 filename = tmp;
2895         }
2896
2897         subst_for_filename(filename);
2898
2899         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2900         copy_file(tmp_filename, filename, FALSE);
2901         g_free(tmp_filename);
2902
2903         cmd = mailcap_get_command_for_type("image/jpeg", filename);
2904         if (cmd == NULL) {
2905                 gboolean remember = FALSE;
2906                 cmd = input_dialog_combo_remember
2907                         (_("Open with"),
2908                          _("Enter the command-line to open file:\n"
2909                            "('%s' will be replaced with file name)"),
2910                          prefs_common.mime_open_cmd,
2911                          prefs_common.mime_open_cmd_history,
2912                          &remember);
2913                 if (cmd && remember) {
2914                         mailcap_update_default("image/jpeg", cmd);
2915                 }
2916         }
2917         if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' &&
2918             !strchr(p + 2, '%'))
2919                 g_snprintf(buf, sizeof(buf), cmd, filename);
2920         else {
2921                 g_warning("Image viewer command-line is invalid: '%s'", cmd);
2922                 return;
2923         }
2924
2925         execute_command_line(buf, TRUE);
2926
2927         g_free(filename);
2928         g_free(cmd);
2929
2930         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2931                           NULL);
2932 }
2933
2934 static void save_file_cb (GtkAction *action, TextView *textview)
2935 {
2936         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2937                                            "menu_button");
2938         gchar *filename = NULL;
2939         gchar *filepath = NULL;
2940         gchar *filedir = NULL;
2941         gchar *tmp_filename = NULL;
2942         if (uri == NULL)
2943                 return;
2944
2945         if (uri->filename == NULL)
2946                 return;
2947
2948         filename = g_strdup(uri->filename);
2949
2950         if (!g_utf8_validate(filename, -1, NULL)) {
2951                 gchar *tmp = conv_filename_to_utf8(filename);
2952                 g_free(filename);
2953                 filename = tmp;
2954         }
2955
2956         subst_for_filename(filename);
2957
2958         if (prefs_common.attach_save_dir && *prefs_common.attach_save_dir)
2959                 filepath = g_strconcat(prefs_common.attach_save_dir,
2960                                        G_DIR_SEPARATOR_S, filename, NULL);
2961         else
2962                 filepath = g_strdup(filename);
2963
2964         g_free(filename);
2965
2966         filename = filesel_select_file_save(_("Save as"), filepath);
2967         if (!filename) {
2968                 g_free(filepath);
2969                 return;
2970         }
2971
2972         if (is_file_exist(filename)) {
2973                 AlertValue aval;
2974                 gchar *res;
2975
2976                 res = g_strdup_printf(_("Overwrite existing file '%s'?"),
2977                                       filename);
2978                 aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
2979                                   GTK_STOCK_OK, NULL);
2980                 g_free(res);
2981                 if (G_ALERTALTERNATE != aval)
2982                         return;
2983         }
2984
2985         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2986         copy_file(tmp_filename, filename, FALSE);
2987         g_free(tmp_filename);
2988
2989         filedir = g_path_get_dirname(filename);
2990         if (filedir && strcmp(filedir, ".")) {
2991                 g_free(prefs_common.attach_save_dir);
2992                 prefs_common.attach_save_dir = g_filename_to_utf8(filedir, -1, NULL, NULL, NULL);
2993         }
2994
2995         g_free(filedir);
2996         g_free(filepath);
2997
2998         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2999                           NULL);
3000 }
3001
3002 static void copy_uri_cb (GtkAction *action, TextView *textview)
3003 {
3004         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
3005                                            "menu_button");
3006         const gchar *raw_url =  g_object_get_data(G_OBJECT(textview->link_popup_menu),
3007                                            "raw_url");
3008         if (uri) {
3009                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri, -1);
3010                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri, -1);
3011                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
3012                           NULL);
3013         }
3014         if (raw_url) {
3015                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), raw_url, -1);
3016                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), raw_url, -1);
3017                 g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url",
3018                           NULL);
3019         }
3020 }
3021
3022 static void add_uri_to_addrbook_cb (GtkAction *action, TextView *textview)
3023 {
3024         gchar *fromname, *fromaddress;
3025         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3026                                            "menu_button");
3027         GtkWidget *image = NULL;
3028         GdkPixbuf *picture = NULL;
3029         gboolean use_picture = FALSE;
3030         if (uri == NULL)
3031                 return;
3032
3033         /* extract url */
3034         fromaddress = g_strdup(uri->uri + 7);
3035
3036         if (textview->messageview->msginfo &&
3037            !strcmp2(fromaddress, textview->messageview->msginfo->from))
3038                 use_picture = TRUE;
3039
3040         fromname = procheader_get_fromname(fromaddress);
3041         extract_address(fromaddress);
3042
3043         if (use_picture &&
3044             textview->messageview->msginfo &&
3045             textview->messageview->msginfo->extradata &&
3046             textview->messageview->msginfo->extradata->face) {
3047                 image = face_get_from_header(textview->messageview->msginfo->extradata->face);
3048         }
3049 #if HAVE_LIBCOMPFACE
3050         else if (use_picture &&
3051                  textview->messageview->msginfo &&
3052                  textview->messageview->msginfo->extradata &&
3053                  textview->messageview->msginfo->extradata->xface) {
3054                 image = xface_get_from_header(textview->messageview->msginfo->extradata->xface,
3055                                 &textview->text->style->white,
3056                                 mainwindow_get_mainwindow()->window->window);
3057         }
3058 #endif
3059         if (image)
3060                 picture = gtk_image_get_pixbuf(GTK_IMAGE(image));
3061
3062         addressbook_add_contact( fromname, fromaddress, NULL, picture);
3063
3064         g_free(fromaddress);
3065         g_free(fromname);
3066 }
3067
3068 static void reply_to_uri_cb (GtkAction *action, TextView *textview)
3069 {
3070         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3071                                            "menu_button");
3072         if (!textview->messageview || !uri)
3073                 return;
3074
3075         compose_reply_to_address (textview->messageview,
3076                                   textview->messageview->msginfo, uri->uri+7);
3077 }
3078
3079 static void mail_to_uri_cb (GtkAction *action, TextView *textview)
3080 {
3081         PrefsAccount *account = NULL;
3082         Compose *compose;
3083         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3084                                            "menu_button");
3085         if (uri == NULL)
3086                 return;
3087
3088         if (textview->messageview && textview->messageview->msginfo &&
3089             textview->messageview->msginfo->folder) {
3090                 FolderItem   *folder_item;
3091
3092                 folder_item = textview->messageview->msginfo->folder;
3093                 if (folder_item->prefs && folder_item->prefs->enable_default_account)
3094                         account = account_find_from_id(folder_item->prefs->default_account);
3095
3096                 compose = compose_new_with_folderitem(account, folder_item, uri->uri+7);
3097         } else {
3098                 compose = compose_new(account, uri->uri + 7, NULL);
3099         }
3100         compose_check_for_email_account(compose);
3101 }
3102
3103 static void copy_mail_to_uri_cb (GtkAction *action, TextView *textview)
3104 {
3105         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3106                                            "menu_button");
3107         if (uri == NULL)
3108                 return;
3109
3110         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri +7, -1);
3111         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri +7, -1);
3112         g_object_set_data(G_OBJECT(textview->mail_popup_menu), "menu_button",
3113                           NULL);
3114 }
3115
3116 void textview_get_selection_offsets(TextView *textview, gint *sel_start, gint *sel_end)
3117 {
3118                 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
3119                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
3120                 GtkTextIter start, end;
3121                 if (gtk_text_buffer_get_selection_bounds(buffer, &start, &end)) {
3122                         if (sel_start)
3123                                 *sel_start = gtk_text_iter_get_offset(&start);
3124                         if (sel_end)
3125                                 *sel_end = gtk_text_iter_get_offset(&end);
3126                 } else {
3127                         if (sel_start)
3128                                 *sel_start = -1;
3129                         if (sel_end)
3130                                 *sel_end = -1;
3131                 }
3132 }