src/plugins/fancy/fancy_viewer.c

   1 /*
   2  * Claws Mail -- A GTK+ based, lightweight, and fast e-mail client
   3  * == Fancy Plugin ==
   4  * Copyright(C) 1999-2013 the Claws Mail Team
   5  * This file Copyright (C) 2009-2013 Salvatore De Paolis
   6  * <iwkse@claws-mail.org> and the Claws Mail Team
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 3 of the License, or
  10  * (at your option) any later version.
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU General Public License for more details.
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write tothe Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20
  21 #ifdef HAVE_CONFIG_H
  22 #include "config.h"
  23 #include "claws-features.h"
  24 #endif
  25
  26 #include <fancy_viewer.h>
  27 #include <fancy_prefs.h>
  28 #include <alertpanel.h>
  29
  30 #include <printing.h>
  31
  32
  33 static void
  34 load_start_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
  35
  36 static void
  37 load_finished_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
  38
  39 static void
  40 over_link_cb (WebKitWebView *view, const gchar *wtf, const gchar *link,
  41               FancyViewer *viewer, void *wtfa);
  42
  43 static void
  44 load_progress_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
  45
  46 static WebKitNavigationResponse
  47 navigation_requested_cb (WebKitWebView *view, WebKitWebFrame *frame,
  48                          WebKitNetworkRequest *netreq, FancyViewer *viewer);
  49
  50 static MimeViewerFactory fancy_viewer_factory;
  51
  52 static gboolean
  53 fancy_text_search(MimeViewer *_viewer, gboolean backward, const gchar *str,
  54                   gboolean case_sens);
  55
  56 static void
  57 viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer);
  58
  59 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
  60                                                                 FancyViewer *viewer);
  61 static void zoom_in_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  62 static void zoom_out_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  63 static gboolean fancy_prefs_cb(GtkWidget *widget, GdkEventButton *ev, FancyViewer *viewer);
  64 static void zoom_100_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  65 static void open_in_browser_cb(GtkWidget *widget, FancyViewer *viewer);
  66 static void fancy_create_popup_prefs_menu(FancyViewer *viewer);
  67 static void fancy_show_notice(FancyViewer *viewer, const gchar *message);
  68 static size_t download_file_curl_write_cb(void *buffer, size_t size,
  69                                           size_t nmemb, void *data);
  70 static void *download_file_curl (void *data);
  71 static void download_file_cb(GtkWidget *widget, FancyViewer *viewer);
  72
  73 #if !WEBKIT_CHECK_VERSION (1,5,1)
  74 gchar* webkit_web_view_get_selected_text(WebKitWebView* web_view);
  75 #endif
  76
  77 /*------*/
  78 static GtkWidget *fancy_get_widget(MimeViewer *_viewer)
  79 {
  80         FancyViewer *viewer = (FancyViewer *) _viewer;
  81         debug_print("fancy_get_widget: %p\n", viewer->vbox);
  82
  83         return GTK_WIDGET(viewer->vbox);
  84 }
  85
  86 static void fancy_apply_prefs(FancyViewer *viewer)
  87 {
  88         g_object_set(viewer->settings, "auto-load-images",
  89                 viewer->override_prefs_images, NULL);
  90         g_object_set(viewer->settings, "enable-scripts",
  91                 viewer->override_prefs_scripts, NULL);
  92         g_object_set(viewer->settings, "enable-plugins",
  93                 viewer->override_prefs_plugins, NULL);
  94         g_object_set(viewer->settings, "enable-java-applet",
  95                 viewer->override_prefs_java, NULL);
  96
  97         webkit_web_view_set_settings(viewer->view, viewer->settings);
  98 }
  99
 100 static void fancy_auto_load_images_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 101         viewer->override_prefs_images = gtk_check_menu_item_get_active(item);
 102         fancy_apply_prefs(viewer);
 103         webkit_web_view_reload (viewer->view);
 104 }
 105
 106 static void fancy_enable_remote_content_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 107         viewer->override_prefs_remote_content = gtk_check_menu_item_get_active(item);
 108         fancy_apply_prefs(viewer);
 109         webkit_web_view_reload (viewer->view);
 110 }
 111
 112 static void fancy_enable_scripts_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 113         viewer->override_prefs_scripts = gtk_check_menu_item_get_active(item);
 114         fancy_apply_prefs(viewer);
 115         webkit_web_view_reload (viewer->view);
 116 }
 117
 118 static void fancy_enable_plugins_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 119         viewer->override_prefs_plugins = gtk_check_menu_item_get_active(item);
 120         fancy_apply_prefs(viewer);
 121         webkit_web_view_reload (viewer->view);
 122 }
 123
 124 static void fancy_enable_java_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 125         viewer->override_prefs_java = gtk_check_menu_item_get_active(item);
 126         fancy_apply_prefs(viewer);
 127         webkit_web_view_reload (viewer->view);
 128 }
 129
 130 static void fancy_open_external_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 131         viewer->override_prefs_external = gtk_check_menu_item_get_active(item);
 132         fancy_apply_prefs(viewer);
 133 }
 134
 135 static void fancy_set_defaults(FancyViewer *viewer)
 136 {
 137         viewer->override_prefs_remote_content = fancy_prefs.enable_remote_content;
 138         viewer->override_prefs_external = fancy_prefs.open_external;
 139         viewer->override_prefs_images = fancy_prefs.enable_images;
 140         viewer->override_prefs_scripts = fancy_prefs.enable_scripts;
 141         viewer->override_prefs_plugins = fancy_prefs.enable_plugins;
 142         viewer->override_prefs_java = fancy_prefs.enable_java;
 143
 144         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_images),
 145                 fancy_auto_load_images_activated, viewer);
 146         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_remote_content),
 147                 fancy_enable_remote_content_activated, viewer);
 148         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_scripts),
 149                 fancy_enable_scripts_activated, viewer);
 150         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_plugins),
 151                 fancy_enable_plugins_activated, viewer);
 152         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_java),
 153                 fancy_enable_java_activated, viewer);
 154         g_signal_handlers_block_by_func(G_OBJECT(viewer->open_external),
 155                 fancy_open_external_activated, viewer);
 156
 157         gtk_check_menu_item_set_active(
 158                 GTK_CHECK_MENU_ITEM(viewer->enable_images),
 159                 viewer->override_prefs_images);
 160         gtk_check_menu_item_set_active(
 161                 GTK_CHECK_MENU_ITEM(viewer->enable_scripts),
 162                 viewer->override_prefs_scripts);
 163         gtk_check_menu_item_set_active(
 164                 GTK_CHECK_MENU_ITEM(viewer->enable_plugins),
 165                 viewer->override_prefs_plugins);
 166         gtk_check_menu_item_set_active(
 167                 GTK_CHECK_MENU_ITEM(viewer->enable_java),
 168                 viewer->override_prefs_java);
 169         gtk_check_menu_item_set_active(
 170                 GTK_CHECK_MENU_ITEM(viewer->enable_remote_content),
 171                 viewer->override_prefs_remote_content);
 172         gtk_check_menu_item_set_active(
 173                 GTK_CHECK_MENU_ITEM(viewer->open_external),
 174                 viewer->override_prefs_external);
 175
 176         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_images),
 177                 fancy_auto_load_images_activated, viewer);
 178         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_remote_content),
 179                 fancy_enable_remote_content_activated, viewer);
 180         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_scripts),
 181                 fancy_enable_scripts_activated, viewer);
 182         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_plugins),
 183                 fancy_enable_plugins_activated, viewer);
 184         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_java),
 185                 fancy_enable_java_activated, viewer);
 186         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->open_external),
 187                 fancy_open_external_activated, viewer);
 188
 189         fancy_apply_prefs(viewer);
 190 }
 191
 192 static void fancy_load_uri(FancyViewer *viewer, const gchar *uri)
 193 {
 194 #if WEBKIT_CHECK_VERSION(1,1,1)
 195         webkit_web_view_load_uri(viewer->view, uri);
 196 #else
 197         webkit_web_view_open(viewer->view, uri);
 198 #endif
 199 }
 200
 201 static gboolean fancy_show_mimepart_real(MimeViewer *_viewer)
 202 {
 203         FancyViewer *viewer = (FancyViewer *) _viewer;
 204         MessageView *messageview = ((MimeViewer *)viewer)->mimeview
 205                                         ? ((MimeViewer *)viewer)->mimeview->messageview
 206                                         : NULL;
 207         MimeInfo *partinfo = viewer->to_load;
 208
 209         messageview->updating = TRUE;
 210
 211         if (viewer->filename != NULL) {
 212                 g_unlink(viewer->filename);
 213                 g_free(viewer->filename);
 214                 viewer->filename = NULL;
 215         }
 216
 217         if (messageview) {
 218                 NoticeView *noticeview = messageview->noticeview;
 219                 noticeview_hide(noticeview);
 220         }
 221         if (partinfo)
 222                 viewer->filename = procmime_get_tmp_file_name(partinfo);
 223         debug_print("filename: %s\n", viewer->filename);
 224         if (!viewer->filename) {
 225                 return FALSE;
 226         }
 227         if (procmime_get_part(viewer->filename, partinfo) < 0) {
 228                 g_free(viewer->filename);
 229                 viewer->filename = NULL;
 230         }
 231         else {
 232                 const gchar *charset = NULL;
 233                 if (_viewer && _viewer->mimeview &&
 234                         _viewer->mimeview->messageview->forced_charset)
 235                         charset = _viewer->mimeview->messageview->forced_charset;
 236                 else
 237                         charset = procmime_mimeinfo_get_parameter(partinfo, "charset");
 238                 if (!charset)
 239                         charset = conv_get_locale_charset_str();
 240                 debug_print("using %s charset\n", charset);
 241                 g_object_set(viewer->settings, "default-encoding", charset, NULL);
 242                 gchar *tmp = g_filename_to_uri(viewer->filename, NULL, NULL);
 243                 debug_print("zoom_level: %i\n", fancy_prefs.zoom_level);
 244                 webkit_web_view_set_zoom_level(viewer->view, (fancy_prefs.zoom_level / 100.0));
 245
 246                 fancy_set_defaults(viewer);
 247                 fancy_load_uri(viewer, tmp);
 248
 249                 g_free(tmp);
 250         }
 251         viewer->loading = FALSE;
 252         return FALSE;
 253 }
 254 static void fancy_show_notice(FancyViewer *viewer, const gchar *message)
 255 {
 256         gtk_label_set_text(GTK_LABEL(viewer->l_link), message);
 257 }
 258 static gint fancy_show_mimepart_prepare(MimeViewer *_viewer)
 259 {
 260         FancyViewer *viewer = (FancyViewer *) _viewer;
 261
 262         if (viewer->tag > 0) {
 263                 gtk_timeout_remove(viewer->tag);
 264                 viewer->tag = -1;
 265                 if (viewer->loading) {
 266                         viewer->stop_previous = TRUE;
 267                 }
 268         }
 269
 270         viewer->tag = g_timeout_add(5, (GSourceFunc)fancy_show_mimepart_real, viewer);
 271         return FALSE;
 272 }
 273
 274 static void fancy_show_mimepart(MimeViewer *_viewer, const gchar *infile,
 275                                                                 MimeInfo *partinfo)
 276 {
 277         FancyViewer *viewer = (FancyViewer *) _viewer;
 278         viewer->to_load = partinfo;
 279         viewer->loading = TRUE;
 280         g_timeout_add(5, (GtkFunction)fancy_show_mimepart_prepare, viewer);
 281 }
 282
 283 static void fancy_print(MimeViewer *_viewer)
 284 {
 285         FancyViewer *viewer = (FancyViewer *) _viewer;
 286         GtkPrintOperationResult res;
 287         GError *error = NULL;
 288         GtkPrintOperation *op;
 289
 290         gtk_widget_realize(GTK_WIDGET(viewer->view));
 291
 292         while (viewer->loading)
 293                 claws_do_idle();
 294
 295         op = gtk_print_operation_new();
 296
 297         /* Config for printing */
 298         gtk_print_operation_set_print_settings(op, printing_get_settings());
 299         gtk_print_operation_set_default_page_setup(op, printing_get_page_setup());
 300 #if GTK_CHECK_VERSION(2,18,0)
 301         /* enable Page Size and Orientation in the print dialog */
 302         gtk_print_operation_set_embed_page_setup(op, TRUE);
 303 #endif
 304
 305         /* Start printing process */
 306         res = webkit_web_frame_print_full(webkit_web_view_get_main_frame(viewer->view),
 307                                           op, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
 308                                           &error);
 309
 310         if (res == GTK_PRINT_OPERATION_RESULT_ERROR) {
 311                 gtk_print_operation_get_error(op, &error);
 312                 debug_print("Error printing message: %s\n",
 313                             error ? error->message : "no details");
 314         } else if (res == GTK_PRINT_OPERATION_RESULT_APPLY) {
 315                 /* store settings for next printing session */
 316                 printing_store_settings(gtk_print_operation_get_print_settings(op));
 317         }
 318 }
 319
 320 static gchar *fancy_get_selection (MimeViewer *_viewer)
 321 {
 322         debug_print("fancy_get_selection\n");
 323         FancyViewer *viewer = (FancyViewer *) _viewer;
 324 #if WEBKIT_CHECK_VERSION(1,5,1)
 325         viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 326         viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 327         viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 328         if (viewer->selection == NULL)
 329                 return NULL;
 330         viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
 331         if (viewer->range == NULL)
 332                 return NULL;
 333         gchar *sel = webkit_dom_range_get_text (viewer->range);
 334 #else
 335         gchar *sel = webkit_web_view_get_selected_text(viewer->view);
 336 #endif
 337         if (!viewer->view || strlen(sel) == 0) {
 338                 g_free(sel);
 339                 return NULL;
 340         }
 341         return sel;
 342 }
 343
 344 static void fancy_clear_viewer(MimeViewer *_viewer)
 345 {
 346         FancyViewer *viewer = (FancyViewer *) _viewer;
 347         GtkAdjustment *vadj;
 348         viewer->cur_link = NULL;
 349         fancy_set_defaults(viewer);
 350
 351         fancy_load_uri(viewer, "about:blank");
 352
 353         debug_print("fancy_clear_viewer\n");
 354         fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
 355         viewer->to_load = NULL;
 356         vadj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(viewer->scrollwin));
 357         gtk_adjustment_set_value(vadj, 0.0);
 358         g_signal_emit_by_name(G_OBJECT(vadj), "value-changed", 0);
 359 }
 360
 361 static void fancy_destroy_viewer(MimeViewer *_viewer)
 362 {
 363         FancyViewer *viewer = (FancyViewer *) _viewer;
 364         fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
 365         debug_print("fancy_destroy_viewer\n");
 366         g_free(viewer->filename);
 367         g_free(viewer);
 368 }
 369
 370 static WebKitNavigationResponse
 371 navigation_requested_cb(WebKitWebView *view, WebKitWebFrame *frame,
 372                                                 WebKitNetworkRequest *netreq, FancyViewer *viewer)
 373 {
 374         const gchar *uri = webkit_network_request_get_uri(netreq);
 375 #ifndef G_OS_WIN32
 376         debug_print("navigation requested to %s\n", uri);
 377 #endif
 378         if (!strncmp(uri, "mailto:", 7)) {
 379                 compose_new(NULL, uri + 7, NULL);
 380                 return WEBKIT_NAVIGATION_RESPONSE_IGNORE;
 381         } else if (!strncmp(uri, "file://", 7)) {
 382                 return WEBKIT_NAVIGATION_RESPONSE_ACCEPT;
 383         } else if (viewer->override_prefs_remote_content)
 384                 return WEBKIT_NAVIGATION_RESPONSE_ACCEPT;
 385         else {
 386                 fancy_show_notice(viewer, _("Remote content loading is disabled."));
 387                 return WEBKIT_NAVIGATION_RESPONSE_IGNORE;
 388         }
 389 }
 390
 391 static void resource_request_starting_cb(WebKitWebView          *view,
 392                                          WebKitWebFrame         *frame,
 393                                          WebKitWebResource      *resource,
 394                                          WebKitNetworkRequest   *request,
 395                                          WebKitNetworkResponse  *response,
 396                                          FancyViewer            *viewer)
 397 {
 398         const gchar *uri = webkit_network_request_get_uri(request);
 399         gchar *filename;
 400         gchar *image;
 401         gint err;
 402         MimeInfo *partinfo = viewer->to_load;
 403
 404         filename = viewer->filename;
 405         if ((!g_ascii_strncasecmp(uri, "cid:", 4)) || (!g_ascii_strncasecmp(uri, "mid:", 4))) {
 406                 image = g_strconcat("<", uri + 4, ">", NULL);
 407                 while ((partinfo = procmime_mimeinfo_next(partinfo)) != NULL) {
 408                         if (!g_ascii_strcasecmp(image, partinfo->id)) {
 409                                 filename = procmime_get_tmp_file_name(partinfo);
 410                                 if (!filename) {
 411                                         g_free(image);
 412                                         return;
 413                                 }
 414                                 if ((err = procmime_get_part(filename, partinfo)) < 0)
 415                                         alertpanel_error(_("Couldn't save the part of multipart message: %s"),
 416                                                                                 strerror(-err));
 417                                 gchar *file_uri = g_filename_to_uri(filename, NULL, NULL);
 418                                 webkit_network_request_set_uri(request, file_uri);
 419                                 g_free(file_uri);
 420                                 g_free(filename);
 421                                 break;
 422                         }
 423                 }
 424                 g_free(image);
 425         }
 426
 427         /* refresh URI that may have changed */
 428         uri = webkit_network_request_get_uri(request);
 429         if (!viewer->override_prefs_remote_content
 430             && strncmp(uri, "file://", 7)) {
 431 #ifndef G_OS_WIN32
 432                 debug_print("Preventing load of %s\n", uri);
 433 #endif
 434                 webkit_network_request_set_uri(request, "about:blank");
 435         }
 436 #ifndef G_OS_WIN32
 437         else
 438                 debug_print("Starting request of %s\n", uri);
 439 #endif
 440 }
 441
 442 static gboolean fancy_text_search(MimeViewer *_viewer, gboolean backward,
 443                                   const gchar *str, gboolean case_sens)
 444 {
 445         return webkit_web_view_search_text(((FancyViewer*)_viewer)->view, str,
 446                                            case_sens, !backward, TRUE);
 447 }
 448
 449 static gboolean fancy_prefs_cb(GtkWidget *widget, GdkEventButton *ev, FancyViewer *viewer)
 450 {
 451         if ((ev->button == 1) && (ev->type == GDK_BUTTON_PRESS)) {
 452                 gtk_menu_popup(GTK_MENU(viewer->fancy_prefs_menu), NULL, NULL, NULL, NULL,
 453                                 ev->button, ev->time);
 454                 return TRUE;
 455         }
 456         return FALSE;
 457 }
 458
 459 static void fancy_create_popup_prefs_menu(FancyViewer *viewer) {
 460         GtkWidget *enable_images;
 461         GtkWidget *enable_remote_content;
 462         GtkWidget *enable_scripts;
 463         GtkWidget *enable_plugins;
 464         GtkWidget *enable_java;
 465         GtkWidget *open_external;
 466
 467         enable_images = gtk_check_menu_item_new_with_label(_("Load images"));
 468
 469         enable_remote_content = gtk_check_menu_item_new_with_label(_("Enable remote content"));
 470
 471         enable_scripts = gtk_check_menu_item_new_with_label(_("Enable Javascript"));
 472
 473         enable_plugins = gtk_check_menu_item_new_with_label(_("Enable Plugins"));
 474
 475         enable_java = gtk_check_menu_item_new_with_label(_("Enable Java"));
 476
 477         open_external = gtk_check_menu_item_new_with_label(_("Open links with external browser"));
 478
 479         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_images);
 480         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_remote_content);
 481         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_scripts);
 482         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_plugins);
 483         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_java);
 484         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), open_external);
 485
 486         gtk_menu_attach_to_widget(GTK_MENU(viewer->fancy_prefs_menu), viewer->ev_fancy_prefs, NULL);
 487         gtk_widget_show_all(viewer->fancy_prefs_menu);
 488
 489         viewer->enable_images = enable_images;
 490         viewer->enable_scripts = enable_scripts;
 491         viewer->enable_plugins = enable_plugins;
 492         viewer->enable_java = enable_java;
 493         viewer->enable_remote_content = enable_remote_content;
 494         viewer->open_external = open_external;
 495
 496         /* Set sensitivity according to preferences and overrides */
 497
 498         g_signal_connect(G_OBJECT(enable_images), "toggled",
 499                          G_CALLBACK (fancy_auto_load_images_activated), viewer);
 500         g_signal_connect(G_OBJECT(enable_remote_content), "toggled",
 501                          G_CALLBACK (fancy_enable_remote_content_activated), viewer);
 502         g_signal_connect(G_OBJECT(enable_scripts), "toggled",
 503                          G_CALLBACK (fancy_enable_scripts_activated), viewer);
 504         g_signal_connect(G_OBJECT(enable_plugins), "toggled",
 505                          G_CALLBACK (fancy_enable_plugins_activated), viewer);
 506         g_signal_connect(G_OBJECT(enable_java), "toggled",
 507                          G_CALLBACK (fancy_enable_java_activated), viewer);
 508         g_signal_connect(G_OBJECT(open_external), "toggled",
 509                          G_CALLBACK (fancy_open_external_activated), viewer);
 510
 511         fancy_apply_prefs(viewer);
 512 }
 513
 514 static gboolean fancy_scroll_page(MimeViewer *_viewer, gboolean up)
 515 {
 516         FancyViewer *viewer = (FancyViewer *)_viewer;
 517         GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
 518                                         GTK_SCROLLED_WINDOW(viewer->scrollwin));
 519
 520         if (viewer->view == NULL)
 521                 return FALSE;
 522
 523         return gtkutils_scroll_page(GTK_WIDGET(viewer->view), vadj, up);
 524 }
 525
 526 static void fancy_scroll_one_line(MimeViewer *_viewer, gboolean up)
 527 {
 528         FancyViewer *viewer = (FancyViewer *)_viewer;
 529         GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
 530                                         GTK_SCROLLED_WINDOW(viewer->scrollwin));
 531
 532         if (viewer->view == NULL)
 533                 return;
 534
 535         gtkutils_scroll_one_line(GTK_WIDGET(viewer->view), vadj, up);
 536 }
 537
 538 static void load_start_cb(WebKitWebView *view, gint progress,
 539                           FancyViewer *viewer)
 540 {
 541         gtk_widget_show(viewer->progress);
 542         gtk_widget_show(viewer->ev_stop_loading);
 543 }
 544
 545 static void load_finished_cb(WebKitWebView *view, gint progress,
 546                              FancyViewer *viewer)
 547 {
 548         gtk_widget_hide(viewer->progress);
 549         gtk_widget_hide(viewer->ev_stop_loading);
 550         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress),
 551                                       (gdouble) 0.0);
 552         gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress), "");
 553 }
 554
 555 static void over_link_cb(WebKitWebView *view, const gchar *wtf,
 556                          const gchar *link, FancyViewer *viewer, void *wtfa)
 557 {
 558         gtk_label_set_text(GTK_LABEL(viewer->l_link), link);
 559         g_free(viewer->cur_link);
 560         viewer->cur_link = NULL;
 561         if(link) {
 562                 viewer->cur_link = g_strdup(link);
 563         }
 564 }
 565
 566 static void load_progress_cb(WebKitWebView *view, gint progress,
 567                              FancyViewer *viewer)
 568 {
 569         gdouble pbar;
 570         gchar *label = g_strdup_printf("%d%% Loading...", progress);
 571         pbar = (gdouble) progress / 100;
 572         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress), pbar);
 573         gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress),
 574                                   (const gchar*)label);
 575         g_free(label);
 576 }
 577 static void stop_loading_cb(GtkWidget *widget, GdkEvent *ev,
 578                                                         FancyViewer *viewer)
 579 {
 580         webkit_web_view_stop_loading (viewer->view);
 581         gtk_widget_hide(viewer->progress);
 582         gtk_widget_hide(viewer->ev_stop_loading);
 583 }
 584
 585 static void search_the_web_cb(GtkWidget *widget, FancyViewer *viewer)
 586 {
 587         debug_print("Clicked on Search on Web\n");
 588         if (webkit_web_view_has_selection(viewer->view)) {
 589                 gchar *search;
 590 #if WEBKIT_CHECK_VERSION(1,5,1)
 591                 viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 592                 viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 593                 viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 594                 viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
 595                 gchar *tmp = webkit_dom_range_get_text (viewer->range);
 596 #else
 597                 gchar *tmp = webkit_web_view_get_selected_text(viewer->view);
 598 #endif
 599                 search = g_strconcat(GOOGLE_SEARCH, tmp, NULL);
 600 #if WEBKIT_CHECK_VERSION(1,1,1)
 601                 webkit_web_view_load_uri(viewer->view, search);
 602 #else
 603                 webkit_web_view_open(viewer->view, search);
 604 #endif
 605                 g_free(search);
 606                 g_free(tmp);
 607         }
 608 }
 609
 610 static void open_in_browser_cb(GtkWidget *widget, FancyViewer *viewer)
 611 {
 612         debug_print("open outer: %s\n", viewer->cur_link);
 613         if(viewer->cur_link)
 614                 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
 615 }
 616
 617 static size_t download_file_curl_write_cb(void *buffer, size_t size,
 618                                           size_t nmemb, void *data)
 619 {
 620         FancyViewer *viewer = (FancyViewer *)data;
 621         if (!viewer->stream) {
 622                 viewer->stream = fopen(viewer->curlfile, "wb");
 623                 if (!viewer->stream)
 624                         return -1;
 625         }
 626         return fwrite(buffer, size, nmemb, viewer->stream);
 627 }
 628 static void *download_file_curl (void *data)
 629 {
 630         CURL *curl;
 631         CURLcode res;
 632         FancyViewer *viewer = (FancyViewer *)data;
 633
 634         curl_global_init(CURL_GLOBAL_DEFAULT);
 635         curl = curl_easy_init();
 636
 637         if (curl) {
 638                 curl_easy_setopt(curl, CURLOPT_URL, viewer->cur_link);
 639                 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, download_file_curl_write_cb);
 640                 curl_easy_setopt(curl, CURLOPT_WRITEDATA, viewer);
 641                 curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
 642                 res = curl_easy_perform(curl);
 643                 curl_easy_cleanup(curl);
 644
 645                 if (CURLE_OK != res)
 646                         alertpanel_error(_("An error occurred: %d\n"), res);
 647                 if (viewer->stream)
 648                         fclose(viewer->stream);
 649                 curl_global_cleanup();
 650         }
 651 #ifdef USE_PTHREAD
 652         pthread_exit(NULL);
 653 #else
 654         return NULL;
 655 #endif
 656 }
 657 static void download_file_cb(GtkWidget *widget, FancyViewer *viewer)
 658 {
 659 #ifdef USE_PTHREAD
 660         pthread_t curljob;
 661         gint result;
 662 #endif
 663         const gchar *link = (const gchar *)viewer->cur_link;
 664         gchar *filename = g_utf8_strchr(link, -1, g_utf8_get_char("/"));
 665         filename = g_strconcat(g_get_home_dir(), filename, NULL);
 666         gchar *fname = filesel_select_file_save(_("Save as"), filename);
 667
 668         if (viewer->curlfile) viewer->curlfile = NULL;
 669         if (viewer->stream) viewer->stream = NULL;
 670         viewer->curlfile = (const gchar *)g_strdup(fname);
 671         g_free(filename);
 672         g_free(fname);
 673
 674         if (!viewer->curlfile) return;
 675
 676 #ifdef USE_PTHREAD
 677         result = pthread_create(&curljob, NULL, download_file_curl, (void *)viewer);
 678         if (result)
 679                 alertpanel_error("ERROR; return code from pthread_create() is %d\n", result);
 680 #else
 681         download_file_curl((void *)viewer);
 682 #endif
 683 }
 684
 685 static void open_image_cb(GtkWidget *widget, FancyViewer *viewer)
 686 {
 687         debug_print("Not Yet Implemented\n");
 688 }
 689
 690 static void copy_image_cb(GtkWidget *widget, FancyViewer *viewer)
 691 {
 692         debug_print("Not Yet Implemented\n");
 693 }
 694 static void import_feed_cb(GtkWidget *widget, FancyViewer *viewer)
 695 {
 696         if (!folder_subscribe(viewer->cur_link))
 697                 alertpanel_error(_("%s is a malformed or not supported feed"), viewer->cur_link);
 698 }
 699 static void viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer)
 700 {
 701         const gchar *g_name = gtk_widget_get_name(GTK_WIDGET(menuitem));
 702         if (!g_ascii_strcasecmp(g_name, "GtkImageMenuItem")) {
 703
 704                 GtkWidget *menul = gtk_bin_get_child(GTK_BIN(menuitem));
 705
 706         if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 707                                 "Search the Web")) {
 708                         gtk_label_set_text(GTK_LABEL(menul), _("Search the Web"));
 709                         viewer->cur_link = NULL;
 710                         GtkImageMenuItem *m_search = GTK_IMAGE_MENU_ITEM(menuitem);
 711                         g_signal_connect(G_OBJECT(m_search), "activate",
 712                                          G_CALLBACK(search_the_web_cb),
 713                                          (gpointer *) viewer);
 714                 }
 715
 716                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 717                                         "Open Link" )) {
 718
 719                         if (viewer->override_prefs_remote_content)
 720                                 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer"));
 721                         else
 722                                 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer (enable remote content)"));
 723
 724                         GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
 725                         gtk_widget_set_sensitive(GTK_WIDGET(m_new), viewer->override_prefs_remote_content);
 726                 }
 727
 728                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 729                                                                 "Open Link in New Window" )) {
 730
 731                         gtk_label_set_text(GTK_LABEL(menul), _("Open in Browser"));
 732
 733                         GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
 734                         g_signal_connect(G_OBJECT(m_new), "activate",
 735                                          G_CALLBACK(open_in_browser_cb),
 736                                          (gpointer *) viewer);
 737                 }
 738
 739                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 740                                         "Open Image in New Window" )) {
 741                         gtk_label_set_text(GTK_LABEL(menul), _("Open Image"));
 742                         GtkImageMenuItem *m_image = GTK_IMAGE_MENU_ITEM(menuitem);
 743                         g_signal_connect(G_OBJECT(m_image), "activate",
 744                                          G_CALLBACK(open_image_cb),
 745                                          (gpointer *) viewer);
 746                 }
 747
 748                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 749                                         "Copy Link Location" )) {
 750                         gtk_label_set_text(GTK_LABEL(menul), _("Copy Link"));
 751                 }
 752         if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 753                                 "Download Linked File" )) {
 754                         gtk_label_set_text(GTK_LABEL(menul), _("Download Link"));
 755
 756                         GtkImageMenuItem *m_dlink = GTK_IMAGE_MENU_ITEM(menuitem);
 757                         g_signal_connect(G_OBJECT(m_dlink), "activate",
 758                                          G_CALLBACK(download_file_cb),
 759                                          (gpointer *) viewer);
 760                 }
 761
 762                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 763                                         "Save Image As" )) {
 764
 765                         gtk_label_set_text(GTK_LABEL(menul), _("Save Image As"));
 766
 767                         GtkImageMenuItem *m_simage = GTK_IMAGE_MENU_ITEM(menuitem);
 768                         g_signal_connect(G_OBJECT(m_simage), "activate",
 769                                          G_CALLBACK(download_file_cb),
 770                                          (gpointer *) viewer);
 771                 }
 772
 773                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 774                                         "Copy Image" )) {
 775                         gtk_label_set_text(GTK_LABEL(menul), _("Copy Image"));
 776                         GtkImageMenuItem *m_cimage = GTK_IMAGE_MENU_ITEM(menuitem);
 777                         g_signal_connect(G_OBJECT(m_cimage), "activate",
 778                                          G_CALLBACK(copy_image_cb),
 779                                          (gpointer *) viewer);
 780                 }
 781
 782         }
 783 }
 784
 785 static gboolean populate_popup_cb (WebKitWebView *view, GtkWidget *menu,
 786                                    FancyViewer *viewer)
 787 {
 788         Plugin *plugin = plugin_get_loaded_by_name("RSSyl");
 789         gtk_container_foreach(GTK_CONTAINER(menu),
 790                               (GtkCallback)viewer_menu_handler,
 791                               viewer);
 792         if (plugin) {
 793                 GtkWidget *rssyl = gtk_image_menu_item_new_with_label(_("Import feed"));
 794                 GtkWidget *img = gtk_image_new_from_stock(GTK_STOCK_ADD, GTK_ICON_SIZE_MENU);
 795                 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(rssyl), img);
 796                 gtk_widget_show(GTK_WIDGET(rssyl));
 797                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), rssyl);
 798                 g_signal_connect(G_OBJECT(rssyl), "activate",
 799                                  G_CALLBACK(import_feed_cb),
 800                                  (gpointer *) viewer);
 801         }
 802         return TRUE;
 803 }
 804
 805 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
 806                                                                 FancyViewer *viewer)
 807 {
 808         if (event->state == CTRL_KEY) {
 809                 switch (event->keyval) {
 810                 case GDK_plus:
 811                         zoom_in_cb(viewer->ev_zoom_in, NULL, viewer);
 812                         break;
 813                 case GDK_period:
 814                         zoom_100_cb(viewer->ev_zoom_100, NULL, viewer);
 815                         break;
 816                 case GDK_minus:
 817                         zoom_out_cb(viewer->ev_zoom_out, NULL, viewer);
 818                         break;
 819                 }
 820         }
 821         return FALSE;
 822 }
 823
 824 static gboolean release_button_cb (WebKitWebView *view, GdkEvent *ev,
 825                                    FancyViewer *viewer)
 826 {
 827         if (ev->button.button == 1 && viewer->cur_link && viewer->override_prefs_external) {
 828                 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
 829                 return TRUE;
 830         }
 831         return FALSE;
 832 }
 833 static void zoom_100_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 834 {
 835         gtk_widget_grab_focus(widget);
 836         webkit_web_view_set_zoom_level(viewer->view, 1);
 837 }
 838
 839 static void zoom_in_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 840 {
 841         gtk_widget_grab_focus(widget);
 842         webkit_web_view_zoom_in(viewer->view);
 843 }
 844 static void zoom_out_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 845 {
 846         gtk_widget_grab_focus(widget);
 847         webkit_web_view_zoom_out(viewer->view);
 848 }
 849
 850 static MimeViewer *fancy_viewer_create(void)
 851 {
 852         FancyViewer    *viewer;
 853         GtkWidget      *hbox;
 854
 855         debug_print("fancy_viewer_create\n");
 856
 857         viewer = g_new0(FancyViewer, 1);
 858         viewer->mimeviewer.factory = &fancy_viewer_factory;
 859         viewer->mimeviewer.get_widget = fancy_get_widget;
 860         viewer->mimeviewer.get_selection = fancy_get_selection;
 861         viewer->mimeviewer.show_mimepart = fancy_show_mimepart;
 862         viewer->mimeviewer.print = fancy_print;
 863         viewer->mimeviewer.clear_viewer = fancy_clear_viewer;
 864         viewer->mimeviewer.destroy_viewer = fancy_destroy_viewer;
 865         viewer->mimeviewer.text_search = fancy_text_search;
 866         viewer->mimeviewer.scroll_page = fancy_scroll_page;
 867         viewer->mimeviewer.scroll_one_line = fancy_scroll_one_line;
 868         viewer->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
 869
 870 #ifdef HAVE_LIBSOUP_GNOME
 871  /* Use GNOME proxy settings through libproxy */
 872         if (fancy_prefs.enable_gnome_proxy) {
 873                 SoupSession *session = webkit_get_default_session();
 874                 soup_session_add_feature_by_type (session, SOUP_TYPE_PROXY_RESOLVER_GNOME);
 875         }
 876 #endif
 877
 878         if (fancy_prefs.enable_proxy) {
 879                 SoupSession *session = webkit_get_default_session();
 880                 SoupURI* pURI = soup_uri_new(fancy_prefs.proxy_str);
 881                 g_object_set(session, "proxy-uri", pURI, NULL);
 882         }
 883
 884         viewer->settings = webkit_web_settings_new();
 885         g_object_set(viewer->settings, "user-agent", "Fancy Viewer", NULL);
 886         viewer->scrollwin = gtk_scrolled_window_new(NULL, NULL);
 887         viewer->tag = -1;
 888         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(viewer->scrollwin),
 889                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 890         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(viewer->scrollwin),
 891                                             GTK_SHADOW_IN);
 892         gtk_container_add(GTK_CONTAINER(viewer->scrollwin),
 893                           GTK_WIDGET(viewer->view));
 894
 895         viewer->vbox = gtk_vbox_new(FALSE, 0);
 896         hbox = gtk_hbox_new(FALSE, 0);
 897         viewer->progress = gtk_progress_bar_new();
 898         /* Zoom Widgets */
 899         viewer->zoom_100 = gtk_image_new_from_stock(GTK_STOCK_ZOOM_100, GTK_ICON_SIZE_MENU);
 900         viewer->zoom_in = gtk_image_new_from_stock(GTK_STOCK_ZOOM_IN, GTK_ICON_SIZE_MENU);
 901         viewer->zoom_out = gtk_image_new_from_stock(GTK_STOCK_ZOOM_OUT, GTK_ICON_SIZE_MENU);
 902         viewer->stop_loading = gtk_image_new_from_stock(GTK_STOCK_CANCEL, GTK_ICON_SIZE_MENU);
 903         /* Event Widgets for the Zoom Widgets  */
 904         viewer->ev_zoom_100 = gtk_event_box_new();
 905         viewer->ev_zoom_in = gtk_event_box_new();
 906         viewer->ev_zoom_out = gtk_event_box_new();
 907         viewer->ev_stop_loading = gtk_event_box_new();
 908
 909         /* Link Label */
 910         viewer->l_link = gtk_label_new("");
 911
 912         /* Preferences Widgets to override preferences on the fly  */
 913         viewer->fancy_prefs = gtk_image_new_from_stock(GTK_STOCK_PREFERENCES, GTK_ICON_SIZE_MENU);
 914         viewer->ev_fancy_prefs = gtk_event_box_new();
 915
 916         /* Popup Menu for preferences  */
 917         viewer->fancy_prefs_menu = gtk_menu_new();
 918         fancy_create_popup_prefs_menu(viewer);
 919
 920         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_100), FALSE);
 921         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_in), FALSE);
 922         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_out), FALSE);
 923         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_fancy_prefs), FALSE);
 924         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_stop_loading), FALSE);
 925
 926         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_100), viewer->zoom_100);
 927         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_in), viewer->zoom_in);
 928         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_out), viewer->zoom_out);
 929         gtk_container_add(GTK_CONTAINER(viewer->ev_fancy_prefs), viewer->fancy_prefs);
 930         gtk_container_add(GTK_CONTAINER(viewer->ev_stop_loading), viewer->stop_loading);
 931
 932         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_100, FALSE, FALSE, 1);
 933         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_in, FALSE, FALSE, 2);
 934         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_out, FALSE, FALSE, 2);
 935         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_fancy_prefs, FALSE, FALSE, 2);
 936         gtk_box_pack_start(GTK_BOX(hbox), viewer->l_link, FALSE, FALSE, 8);
 937         gtk_box_pack_end(GTK_BOX(hbox), viewer->progress, FALSE, FALSE, 0);
 938         gtk_box_pack_end(GTK_BOX(hbox), viewer->ev_stop_loading, FALSE, FALSE, 0);
 939
 940         gtk_box_pack_start(GTK_BOX(viewer->vbox), viewer->scrollwin, TRUE, TRUE,
 941                        1);
 942         gtk_box_pack_start(GTK_BOX(viewer->vbox), hbox, FALSE, FALSE, 0);
 943
 944         gtk_widget_show(viewer->ev_zoom_100);
 945         gtk_widget_show(viewer->ev_zoom_in);
 946         gtk_widget_show(viewer->ev_zoom_out);
 947         gtk_widget_show(viewer->ev_fancy_prefs);
 948
 949         gtk_widget_show(viewer->scrollwin);
 950         gtk_widget_show(viewer->zoom_100);
 951         gtk_widget_show(viewer->zoom_in);
 952         gtk_widget_show(viewer->zoom_out);
 953         gtk_widget_show(viewer->fancy_prefs);
 954         gtk_widget_show(viewer->stop_loading);
 955
 956         gtk_widget_show(viewer->l_link);
 957         gtk_widget_show(viewer->vbox);
 958         gtk_widget_show(hbox);
 959         gtk_widget_show(GTK_WIDGET(viewer->view));
 960
 961         g_signal_connect(G_OBJECT(viewer->view), "load-started",
 962                          G_CALLBACK(load_start_cb), viewer);
 963         g_signal_connect(G_OBJECT(viewer->view), "load-finished",
 964                          G_CALLBACK(load_finished_cb), viewer);
 965         g_signal_connect(G_OBJECT(viewer->view), "hovering-over-link",
 966                          G_CALLBACK(over_link_cb), viewer);
 967         g_signal_connect(G_OBJECT(viewer->view), "load-progress-changed",
 968                          G_CALLBACK(load_progress_cb), viewer);
 969         g_signal_connect(G_OBJECT(viewer->view), "navigation-requested",
 970                          G_CALLBACK(navigation_requested_cb), viewer);
 971         g_signal_connect(G_OBJECT(viewer->view), "resource-request-starting",
 972                         G_CALLBACK(resource_request_starting_cb), viewer);
 973         g_signal_connect(G_OBJECT(viewer->view), "populate-popup",
 974                          G_CALLBACK(populate_popup_cb), viewer);
 975         g_signal_connect(G_OBJECT(viewer->view), "button-release-event",
 976                          G_CALLBACK(release_button_cb), viewer);
 977         g_signal_connect(G_OBJECT(viewer->ev_zoom_100), "button-press-event",
 978                          G_CALLBACK(zoom_100_cb), (gpointer*)viewer);
 979         g_signal_connect(G_OBJECT(viewer->ev_zoom_in), "button-press-event",
 980                          G_CALLBACK(zoom_in_cb), (gpointer *)viewer);
 981         g_signal_connect(G_OBJECT(viewer->ev_zoom_out), "button-press-event",
 982                          G_CALLBACK(zoom_out_cb), (gpointer *)viewer);
 983         g_signal_connect(G_OBJECT(viewer->ev_fancy_prefs), "button-press-event",
 984                          G_CALLBACK(fancy_prefs_cb), (gpointer *)viewer);
 985         g_signal_connect(G_OBJECT(viewer->ev_stop_loading), "button-press-event",
 986                          G_CALLBACK(stop_loading_cb), viewer);
 987         g_signal_connect(G_OBJECT(viewer->view), "key_press_event",
 988                          G_CALLBACK(keypress_events_cb), viewer);
 989
 990         viewer->filename = NULL;
 991         return (MimeViewer *) viewer;
 992 }
 993
 994 static gchar *content_types[] = {"text/html", NULL};
 995
 996 static MimeViewerFactory fancy_viewer_factory =
 997 {
 998         content_types,
 999         0,
1000         fancy_viewer_create,
1001 };
1002
1003 gint plugin_init(gchar **error)
1004 {
1005         if (!check_plugin_version(MAKE_NUMERIC_VERSION(2,9,2,72),
1006                                   VERSION_NUMERIC, _("Fancy"), error))
1007                 return -1;
1008         gchar *directory = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1009                                 "fancy", NULL);
1010         if (!is_dir_exist(directory))
1011                 make_dir (directory);
1012         g_free(directory);
1013
1014         fancy_prefs_init();
1015
1016         mimeview_register_viewer_factory(&fancy_viewer_factory);
1017
1018         return 0;
1019 }
1020
1021 gboolean plugin_done(void)
1022 {
1023         mimeview_unregister_viewer_factory(&fancy_viewer_factory);
1024         fancy_prefs_done();
1025         return FALSE;
1026 }
1027
1028 const gchar *plugin_name(void)
1029 {
1030         /* i18n: 'Fancy' here is name of the plugin, not the english word. */
1031         return _("Fancy HTML Viewer");
1032 }
1033
1034 const gchar *plugin_desc(void)
1035 {
1036         return g_strdup_printf(_("This plugin renders HTML mail using the WebKit "
1037                                "%d.%d.%d library.\nBy default all remote content is "
1038                                "blocked and images are not automatically loaded. Options "
1039                                "can be found in /Configuration/Preferences/Plugins/Fancy"),
1040                                WEBKIT_MAJOR_VERSION, WEBKIT_MINOR_VERSION,
1041                                WEBKIT_MICRO_VERSION);
1042 }
1043
1044 const gchar *plugin_type(void)
1045 {
1046         return "GTK2";
1047 }
1048
1049 const gchar *plugin_licence(void)
1050 {
1051         return "GPL3";
1052 }
1053
1054 const gchar *plugin_version(void)
1055 {
1056         return VERSION;
1057 }
1058
1059 struct PluginFeature *plugin_provides(void)
1060 {
1061         static struct PluginFeature features[] = {
1062                                         {PLUGIN_MIMEVIEWER, "text/html"},
1063                                 {PLUGIN_NOTHING, NULL}
1064         };
1065         return features;
1066 }