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) 1999-2015 the Claws Mail Team
   5  * This file Copyright (C) 2009-2014 Salvatore De Paolis
   6  * <iwkse@claws-mail.org> and the Claws Mail Team
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 3 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  20  */
  21
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include "config.h"
  25 #include "claws-features.h"
  26 #endif
  27
  28 #include <fancy_viewer.h>
  29 #include <fancy_prefs.h>
  30 #include <alertpanel.h>
  31
  32 #include <printing.h>
  33 #include <webkit/webkithittestresult.h>
  34
  35 static void
  36 load_start_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
  37
  38 static void
  39 load_finished_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
  40
  41 static void
  42 over_link_cb (WebKitWebView *view, const gchar *wtf, const gchar *link,
  43               FancyViewer *viewer, void *wtfa);
  44
  45
  46 static void
  47 load_progress_cb(WebKitWebView *view, GParamSpec* pspec, FancyViewer *viewer);
  48
  49 static MimeViewerFactory fancy_viewer_factory;
  50
  51 static gboolean
  52 fancy_text_search(MimeViewer *_viewer, gboolean backward, const gchar *str,
  53                   gboolean case_sens);
  54
  55 static void
  56 viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer);
  57
  58 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
  59                                                                 FancyViewer *viewer);
  60 static void zoom_in_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  61 static void zoom_out_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  62 static gboolean fancy_prefs_cb(GtkWidget *widget, GdkEventButton *ev, FancyViewer *viewer);
  63 static void zoom_100_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  64 static void open_in_browser_cb(GtkWidget *widget, FancyViewer *viewer);
  65 static void fancy_create_popup_prefs_menu(FancyViewer *viewer);
  66 static void fancy_show_notice(FancyViewer *viewer, const gchar *message);
  67 static size_t download_file_curl_write_cb(void *buffer, size_t size,
  68                                           size_t nmemb, void *data);
  69 static void *download_file_curl (void *data);
  70 static void download_file_cb(GtkWidget *widget, FancyViewer *viewer);
  71 static gboolean fancy_set_contents(FancyViewer *viewer, gboolean use_defaults);
  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,
  89                 "auto-load-images", viewer->override_prefs_images,
  90                 "enable-scripts", viewer->override_prefs_scripts,
  91                 "enable-plugins", viewer->override_prefs_plugins,
  92                 "enable-java-applet", viewer->override_prefs_java,
  93                 "enable-dns-prefetching", viewer->override_prefs_remote_content,
  94                 "user-stylesheet-uri", viewer->override_stylesheet,
  95 #ifdef G_OS_WIN32
  96                 "default-font-family", "Arial",
  97                 "cursive-font-family", "Comic Sans MS",
  98                 "fantasy-font-family", "Comic Sans MS",
  99                 "monospace-font-family", "Courier New",
 100                 "sans-serif-font-family", "Arial",
 101                 "serif-font-family", "Times New Roman",
 102 #endif
 103                 NULL);
 104         webkit_web_view_set_settings(viewer->view, viewer->settings);
 105 }
 106
 107 static void fancy_auto_load_images_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 108         viewer->override_prefs_images = gtk_check_menu_item_get_active(item);
 109         fancy_apply_prefs(viewer);
 110         fancy_set_contents(viewer, FALSE);
 111 }
 112
 113 static void fancy_enable_remote_content_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 114         viewer->override_prefs_remote_content = gtk_check_menu_item_get_active(item);
 115         fancy_apply_prefs(viewer);
 116         fancy_set_contents(viewer, FALSE);
 117 }
 118
 119 static void fancy_enable_scripts_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 120         viewer->override_prefs_scripts = gtk_check_menu_item_get_active(item);
 121         fancy_apply_prefs(viewer);
 122         fancy_set_contents(viewer, FALSE);
 123 }
 124
 125 static void fancy_enable_plugins_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 126         viewer->override_prefs_plugins = gtk_check_menu_item_get_active(item);
 127         fancy_apply_prefs(viewer);
 128         fancy_set_contents(viewer, FALSE);
 129 }
 130
 131 static void fancy_enable_java_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 132         viewer->override_prefs_java = gtk_check_menu_item_get_active(item);
 133         fancy_apply_prefs(viewer);
 134         fancy_set_contents(viewer, FALSE);
 135 }
 136
 137 static void fancy_open_external_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 138         viewer->override_prefs_external = gtk_check_menu_item_get_active(item);
 139         fancy_apply_prefs(viewer);
 140 }
 141
 142 static void fancy_set_defaults(FancyViewer *viewer)
 143 {
 144         viewer->override_prefs_remote_content = fancy_prefs.enable_remote_content;
 145         viewer->override_prefs_external = fancy_prefs.open_external;
 146         viewer->override_prefs_images = fancy_prefs.enable_images;
 147         viewer->override_prefs_scripts = fancy_prefs.enable_scripts;
 148         viewer->override_prefs_plugins = fancy_prefs.enable_plugins;
 149         viewer->override_prefs_java = fancy_prefs.enable_java;
 150
 151         gchar *tmp = g_uri_escape_string(fancy_prefs.stylesheet, "/", TRUE);
 152         viewer->override_stylesheet = g_strconcat("file://", tmp, NULL);
 153         g_free(tmp);
 154         debug_print("Passing '%s' stylesheet URI to Webkit\n",
 155                         viewer->override_stylesheet);
 156
 157         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_images),
 158                 fancy_auto_load_images_activated, viewer);
 159         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_remote_content),
 160                 fancy_enable_remote_content_activated, viewer);
 161         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_scripts),
 162                 fancy_enable_scripts_activated, viewer);
 163         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_plugins),
 164                 fancy_enable_plugins_activated, viewer);
 165         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_java),
 166                 fancy_enable_java_activated, viewer);
 167         g_signal_handlers_block_by_func(G_OBJECT(viewer->open_external),
 168                 fancy_open_external_activated, viewer);
 169
 170         gtk_check_menu_item_set_active(
 171                 GTK_CHECK_MENU_ITEM(viewer->enable_images),
 172                 viewer->override_prefs_images);
 173         gtk_check_menu_item_set_active(
 174                 GTK_CHECK_MENU_ITEM(viewer->enable_scripts),
 175                 viewer->override_prefs_scripts);
 176         gtk_check_menu_item_set_active(
 177                 GTK_CHECK_MENU_ITEM(viewer->enable_plugins),
 178                 viewer->override_prefs_plugins);
 179         gtk_check_menu_item_set_active(
 180                 GTK_CHECK_MENU_ITEM(viewer->enable_java),
 181                 viewer->override_prefs_java);
 182         gtk_check_menu_item_set_active(
 183                 GTK_CHECK_MENU_ITEM(viewer->enable_remote_content),
 184                 viewer->override_prefs_remote_content);
 185         gtk_check_menu_item_set_active(
 186                 GTK_CHECK_MENU_ITEM(viewer->open_external),
 187                 viewer->override_prefs_external);
 188
 189         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_images),
 190                 fancy_auto_load_images_activated, viewer);
 191         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_remote_content),
 192                 fancy_enable_remote_content_activated, viewer);
 193         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_scripts),
 194                 fancy_enable_scripts_activated, viewer);
 195         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_plugins),
 196                 fancy_enable_plugins_activated, viewer);
 197         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_java),
 198                 fancy_enable_java_activated, viewer);
 199         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->open_external),
 200                 fancy_open_external_activated, viewer);
 201
 202         fancy_apply_prefs(viewer);
 203 }
 204
 205 static gboolean fancy_set_contents(FancyViewer *viewer, gboolean use_defaults)
 206 {
 207         MessageView *messageview = ((MimeViewer *)viewer)->mimeview
 208                                         ? ((MimeViewer *)viewer)->mimeview->messageview
 209                                         : NULL;
 210         MimeInfo *partinfo = viewer->to_load;
 211
 212         if (messageview) {
 213                 messageview->updating = TRUE;
 214                 NoticeView *noticeview = messageview->noticeview;
 215                 noticeview_hide(noticeview);
 216         }
 217
 218         if (viewer->filename != NULL) {
 219                 g_unlink(viewer->filename);
 220                 g_free(viewer->filename);
 221                 viewer->filename = NULL;
 222         }
 223
 224         if (partinfo)
 225                 viewer->filename = procmime_get_tmp_file_name(partinfo);
 226         debug_print("filename: %s\n", viewer->filename);
 227         if (!viewer->filename) {
 228                 return FALSE;
 229         }
 230         if (procmime_get_part(viewer->filename, partinfo) < 0) {
 231                 g_free(viewer->filename);
 232                 viewer->filename = NULL;
 233         }
 234         else {
 235                 const gchar *charset = NULL;
 236                 gchar *contents = NULL;
 237                 if (messageview && messageview->forced_charset)
 238                         charset = ((MimeViewer *)viewer)->mimeview->messageview->forced_charset;
 239                 else
 240                         charset = procmime_mimeinfo_get_parameter(partinfo, "charset");
 241                 if (!charset)
 242                         charset = conv_get_locale_charset_str();
 243                 debug_print("using %s charset\n", charset);
 244                 g_object_set(viewer->settings, "default-encoding", charset, NULL);
 245
 246                 if (use_defaults) {
 247                         debug_print("zoom_level: %i\n", fancy_prefs.zoom_level);
 248                         webkit_web_view_set_zoom_level(viewer->view, (fancy_prefs.zoom_level / 100.0));
 249
 250                         fancy_set_defaults(viewer);
 251                 }
 252
 253                 contents = file_read_to_str_no_recode(viewer->filename);
 254                 webkit_web_view_load_string(viewer->view,
 255                                             contents,
 256                                             "text/html",
 257                                             charset,
 258                                             NULL);
 259                 g_free(contents);
 260         }
 261         viewer->loading = FALSE;
 262         return FALSE;
 263 }
 264
 265 static gboolean fancy_show_mimepart_real(MimeViewer *_viewer)
 266 {
 267         return fancy_set_contents((FancyViewer *)_viewer, TRUE);
 268 }
 269
 270 static void fancy_show_notice(FancyViewer *viewer, const gchar *message)
 271 {
 272         gtk_label_set_text(GTK_LABEL(viewer->l_link), message);
 273 }
 274
 275 static gint fancy_show_mimepart_prepare(MimeViewer *_viewer)
 276 {
 277         FancyViewer *viewer = (FancyViewer *) _viewer;
 278
 279         g_timeout_add(5, (GSourceFunc)fancy_show_mimepart_real, viewer);
 280         return FALSE;
 281 }
 282
 283 static void fancy_show_mimepart(MimeViewer *_viewer, const gchar *infile,
 284                                                                 MimeInfo *partinfo)
 285 {
 286         FancyViewer *viewer = (FancyViewer *) _viewer;
 287         viewer->to_load = partinfo;
 288         viewer->loading = TRUE;
 289         g_timeout_add(5, (GtkFunction)fancy_show_mimepart_prepare, viewer);
 290 }
 291
 292 static void fancy_print(MimeViewer *_viewer)
 293 {
 294         FancyViewer *viewer = (FancyViewer *) _viewer;
 295         GtkPrintOperationResult res;
 296         GError *error = NULL;
 297         GtkPrintOperation *op;
 298
 299         gtk_widget_realize(GTK_WIDGET(viewer->view));
 300
 301         while (viewer->loading)
 302                 claws_do_idle();
 303
 304         op = gtk_print_operation_new();
 305
 306         /* Config for printing */
 307         gtk_print_operation_set_print_settings(op, printing_get_settings());
 308         gtk_print_operation_set_default_page_setup(op, printing_get_page_setup());
 309 #if GTK_CHECK_VERSION(2,18,0)
 310         /* enable Page Size and Orientation in the print dialog */
 311         gtk_print_operation_set_embed_page_setup(op, TRUE);
 312 #endif
 313
 314         /* Start printing process */
 315         res = webkit_web_frame_print_full(webkit_web_view_get_main_frame(viewer->view),
 316                                           op, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
 317                                           &error);
 318
 319         if (res == GTK_PRINT_OPERATION_RESULT_ERROR) {
 320                 gtk_print_operation_get_error(op, &error);
 321                 debug_print("Error printing message: %s\n",
 322                             error ? error->message : "no details");
 323         } else if (res == GTK_PRINT_OPERATION_RESULT_APPLY) {
 324                 /* store settings for next printing session */
 325                 printing_store_settings(gtk_print_operation_get_print_settings(op));
 326         }
 327 }
 328
 329 static gchar *fancy_get_selection (MimeViewer *_viewer)
 330 {
 331         debug_print("fancy_get_selection\n");
 332         FancyViewer *viewer = (FancyViewer *) _viewer;
 333 #if WEBKIT_CHECK_VERSION(1,5,1)
 334         viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 335         viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 336         viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 337         if (viewer->selection == NULL)
 338                 return NULL;
 339         viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
 340         if (viewer->range == NULL)
 341                 return NULL;
 342         gchar *sel = webkit_dom_range_get_text (viewer->range);
 343 #else
 344         gchar *sel = webkit_web_view_get_selected_text(viewer->view);
 345 #endif
 346         if (!viewer->view || strlen(sel) == 0) {
 347                 g_free(sel);
 348                 return NULL;
 349         }
 350         return sel;
 351 }
 352
 353 static void fancy_clear_viewer(MimeViewer *_viewer)
 354 {
 355         FancyViewer *viewer = (FancyViewer *) _viewer;
 356         GtkAdjustment *vadj;
 357         viewer->cur_link = NULL;
 358         fancy_set_defaults(viewer);
 359
 360         webkit_web_view_load_uri(viewer->view, "about:blank");
 361
 362         debug_print("fancy_clear_viewer\n");
 363         fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
 364         viewer->to_load = NULL;
 365         vadj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(viewer->scrollwin));
 366         gtk_adjustment_set_value(vadj, 0.0);
 367         g_signal_emit_by_name(G_OBJECT(vadj), "value-changed", 0);
 368 }
 369
 370 static void fancy_destroy_viewer(MimeViewer *_viewer)
 371 {
 372         FancyViewer *viewer = (FancyViewer *) _viewer;
 373         fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
 374         debug_print("fancy_destroy_viewer\n");
 375         g_free(viewer->filename);
 376         g_free(viewer);
 377 }
 378
 379 static gboolean
 380 navigation_policy_cb (WebKitWebView             *web_view,
 381                       WebKitWebFrame            *frame,
 382                       WebKitNetworkRequest      *request,
 383                       WebKitWebNavigationAction *navigation_action,
 384                       WebKitWebPolicyDecision   *policy_decision,
 385                       FancyViewer               *viewer)
 386 {
 387         const gchar *uri = webkit_network_request_get_uri(request);
 388
 389         debug_print("navigation requested to %s\n", uri);
 390
 391         if (!strncmp(uri, "mailto:", 7)) {
 392                 debug_print("Opening message window\n");
 393                 compose_new(NULL, uri + 7, NULL);
 394                 webkit_web_policy_decision_ignore(policy_decision);
 395         } else if (!strncmp(uri, "file://", 7) || !strcmp(uri, "about:blank")) {
 396                 debug_print("local navigation request ACCEPTED\n");
 397                 webkit_web_policy_decision_use(policy_decision);
 398         } else if (viewer->override_prefs_remote_content) {
 399                 debug_print("remote navigation request ACCEPTED\n");
 400                 webkit_web_policy_decision_use(policy_decision);
 401         } else {
 402                 debug_print("remote navigation request IGNORED\n");
 403                 fancy_show_notice(viewer, _("Remote content loading is disabled."));
 404                 webkit_web_policy_decision_ignore(policy_decision);
 405         }
 406
 407         return true;
 408 }
 409
 410 static void resource_request_starting_cb(WebKitWebView          *view,
 411                                          WebKitWebFrame         *frame,
 412                                          WebKitWebResource      *resource,
 413                                          WebKitNetworkRequest   *request,
 414                                          WebKitNetworkResponse  *response,
 415                                          FancyViewer            *viewer)
 416 {
 417         const gchar *uri = webkit_network_request_get_uri(request);
 418         gchar *filename;
 419         gchar *image;
 420         gint err;
 421         MimeInfo *partinfo = viewer->to_load;
 422
 423         filename = viewer->filename;
 424         if ((!g_ascii_strncasecmp(uri, "cid:", 4)) || (!g_ascii_strncasecmp(uri, "mid:", 4))) {
 425                 image = g_strconcat("<", uri + 4, ">", NULL);
 426                 while ((partinfo = procmime_mimeinfo_next(partinfo)) != NULL) {
 427                         if (!g_ascii_strcasecmp(image, partinfo->id)) {
 428                                 filename = procmime_get_tmp_file_name(partinfo);
 429                                 if (!filename) {
 430                                         g_free(image);
 431                                         return;
 432                                 }
 433                                 if ((err = procmime_get_part(filename, partinfo)) < 0)
 434                                         alertpanel_error(_("Couldn't save the part of multipart message: %s"),
 435                                                                                 g_strerror(-err));
 436                                 gchar *file_uri = g_filename_to_uri(filename, NULL, NULL);
 437                                 webkit_network_request_set_uri(request, file_uri);
 438                                 g_free(file_uri);
 439                                 g_free(filename);
 440                                 break;
 441                         }
 442                 }
 443                 g_free(image);
 444         }
 445
 446         /* refresh URI that may have changed */
 447         uri = webkit_network_request_get_uri(request);
 448         if (!viewer->override_prefs_remote_content
 449             && strncmp(uri, "file://", 7) && strncmp(uri, "data:", 5)) {
 450                 debug_print("Preventing load of %s\n", uri);
 451                 webkit_network_request_set_uri(request, "about:blank");
 452         }
 453         else
 454                 debug_print("Starting request of %zu %s\n", strlen(uri), uri);
 455 }
 456
 457 static gboolean fancy_text_search(MimeViewer *_viewer, gboolean backward,
 458                                   const gchar *str, gboolean case_sens)
 459 {
 460         return webkit_web_view_search_text(((FancyViewer*)_viewer)->view, str,
 461                                            case_sens, !backward, TRUE);
 462 }
 463
 464 static gboolean fancy_prefs_cb(GtkWidget *widget, GdkEventButton *ev, FancyViewer *viewer)
 465 {
 466         if ((ev->button == 1) && (ev->type == GDK_BUTTON_PRESS)) {
 467                 gtk_menu_popup(GTK_MENU(viewer->fancy_prefs_menu), NULL, NULL, NULL, NULL,
 468                                 ev->button, ev->time);
 469                 return TRUE;
 470         }
 471         return FALSE;
 472 }
 473
 474 static void fancy_create_popup_prefs_menu(FancyViewer *viewer) {
 475         GtkWidget *enable_images;
 476         GtkWidget *enable_remote_content;
 477         GtkWidget *enable_scripts;
 478         GtkWidget *enable_plugins;
 479         GtkWidget *enable_java;
 480         GtkWidget *open_external;
 481
 482         enable_images = gtk_check_menu_item_new_with_label(_("Load images"));
 483
 484         enable_remote_content = gtk_check_menu_item_new_with_label(_("Enable remote content"));
 485
 486         enable_scripts = gtk_check_menu_item_new_with_label(_("Enable Javascript"));
 487
 488         enable_plugins = gtk_check_menu_item_new_with_label(_("Enable Plugins"));
 489
 490         enable_java = gtk_check_menu_item_new_with_label(_("Enable Java"));
 491
 492         open_external = gtk_check_menu_item_new_with_label(_("Open links with external browser"));
 493
 494         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_images);
 495         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_remote_content);
 496         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_scripts);
 497         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_plugins);
 498         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_java);
 499         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), open_external);
 500
 501         gtk_menu_attach_to_widget(GTK_MENU(viewer->fancy_prefs_menu), viewer->ev_fancy_prefs, NULL);
 502         gtk_widget_show_all(viewer->fancy_prefs_menu);
 503
 504         viewer->enable_images = enable_images;
 505         viewer->enable_scripts = enable_scripts;
 506         viewer->enable_plugins = enable_plugins;
 507         viewer->enable_java = enable_java;
 508         viewer->enable_remote_content = enable_remote_content;
 509         viewer->open_external = open_external;
 510
 511         /* Set sensitivity according to preferences and overrides */
 512
 513         g_signal_connect(G_OBJECT(enable_images), "toggled",
 514                          G_CALLBACK (fancy_auto_load_images_activated), viewer);
 515         g_signal_connect(G_OBJECT(enable_remote_content), "toggled",
 516                          G_CALLBACK (fancy_enable_remote_content_activated), viewer);
 517         g_signal_connect(G_OBJECT(enable_scripts), "toggled",
 518                          G_CALLBACK (fancy_enable_scripts_activated), viewer);
 519         g_signal_connect(G_OBJECT(enable_plugins), "toggled",
 520                          G_CALLBACK (fancy_enable_plugins_activated), viewer);
 521         g_signal_connect(G_OBJECT(enable_java), "toggled",
 522                          G_CALLBACK (fancy_enable_java_activated), viewer);
 523         g_signal_connect(G_OBJECT(open_external), "toggled",
 524                          G_CALLBACK (fancy_open_external_activated), viewer);
 525
 526         fancy_apply_prefs(viewer);
 527 }
 528
 529 static gboolean fancy_scroll_page(MimeViewer *_viewer, gboolean up)
 530 {
 531         FancyViewer *viewer = (FancyViewer *)_viewer;
 532         GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
 533                                         GTK_SCROLLED_WINDOW(viewer->scrollwin));
 534
 535         if (viewer->view == NULL)
 536                 return FALSE;
 537
 538         return gtkutils_scroll_page(GTK_WIDGET(viewer->view), vadj, up);
 539 }
 540
 541 static void fancy_scroll_one_line(MimeViewer *_viewer, gboolean up)
 542 {
 543         FancyViewer *viewer = (FancyViewer *)_viewer;
 544         GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
 545                                         GTK_SCROLLED_WINDOW(viewer->scrollwin));
 546
 547         if (viewer->view == NULL)
 548                 return;
 549
 550         gtkutils_scroll_one_line(GTK_WIDGET(viewer->view), vadj, up);
 551 }
 552
 553 static void load_start_cb(WebKitWebView *view, gint progress,
 554                           FancyViewer *viewer)
 555 {
 556         gtk_widget_show(viewer->progress);
 557         gtk_widget_show(viewer->ev_stop_loading);
 558 }
 559
 560 static void load_finished_cb(WebKitWebView *view, gint progress,
 561                              FancyViewer *viewer)
 562 {
 563         gtk_widget_hide(viewer->progress);
 564         gtk_widget_hide(viewer->ev_stop_loading);
 565         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress),
 566                                       (gdouble) 0.0);
 567         gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress), "");
 568 }
 569
 570 static void over_link_cb(WebKitWebView *view, const gchar *wtf,
 571                          const gchar *link, FancyViewer *viewer, void *wtfa)
 572 {
 573         gtk_label_set_text(GTK_LABEL(viewer->l_link), link);
 574         g_free(viewer->cur_link);
 575         viewer->cur_link = NULL;
 576         if(link) {
 577                 viewer->cur_link = g_strdup(link);
 578         }
 579 }
 580
 581 static void load_progress_cb(WebKitWebView *view, GParamSpec* pspec,
 582                              FancyViewer *viewer)
 583 {
 584         WebKitLoadStatus status = webkit_web_view_get_load_status(viewer->view);
 585         gdouble pbar = webkit_web_view_get_progress(viewer->view);
 586         const gchar *uri = webkit_web_view_get_uri(viewer->view);
 587
 588         gchar *label = g_strdup_printf("%d%% Loading...", (gint)(pbar * 100));
 589         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress), pbar);
 590         gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress),
 591                                   (const gchar*)label);
 592         g_free(label);
 593
 594         switch (status) {
 595                 case WEBKIT_LOAD_PROVISIONAL:
 596                 case WEBKIT_LOAD_COMMITTED:
 597                 case WEBKIT_LOAD_FIRST_VISUALLY_NON_EMPTY_LAYOUT:
 598                         break;
 599                 case WEBKIT_LOAD_FAILED:
 600                         debug_print("Load failed: %s\n", uri);
 601                         break;
 602                 case WEBKIT_LOAD_FINISHED:
 603                         debug_print("Load finished: %s\n", uri);
 604                         break;
 605         }
 606 }
 607
 608 static void stop_loading_cb(GtkWidget *widget, GdkEvent *ev,
 609                                                         FancyViewer *viewer)
 610 {
 611         webkit_web_view_stop_loading (viewer->view);
 612         gtk_widget_hide(viewer->progress);
 613         gtk_widget_hide(viewer->ev_stop_loading);
 614 }
 615
 616 static void search_the_web_cb(GtkWidget *widget, FancyViewer *viewer)
 617 {
 618         debug_print("Clicked on Search on Web\n");
 619         if (webkit_web_view_has_selection(viewer->view)) {
 620                 gchar *search;
 621 #if WEBKIT_CHECK_VERSION(1,5,1)
 622                 viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 623                 viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 624                 viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 625                 viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
 626                 gchar *tmp = webkit_dom_range_get_text (viewer->range);
 627 #else
 628                 gchar *tmp = webkit_web_view_get_selected_text(viewer->view);
 629 #endif
 630                 search = g_strconcat(GOOGLE_SEARCH, tmp, NULL);
 631
 632                 webkit_web_view_load_uri(viewer->view, search);
 633                 g_free(search);
 634                 g_free(tmp);
 635         }
 636 }
 637
 638 static void open_in_browser_cb(GtkWidget *widget, FancyViewer *viewer)
 639 {
 640         debug_print("open outer: %s\n", viewer->cur_link);
 641         if(viewer->cur_link)
 642                 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
 643 }
 644
 645 static size_t download_file_curl_write_cb(void *buffer, size_t size,
 646                                           size_t nmemb, void *data)
 647 {
 648         FancyViewer *viewer = (FancyViewer *)data;
 649         if (!viewer->stream) {
 650                 viewer->stream = fopen(viewer->curlfile, "wb");
 651                 if (!viewer->stream)
 652                         return -1;
 653         }
 654         return fwrite(buffer, size, nmemb, viewer->stream);
 655 }
 656 static void *download_file_curl (void *data)
 657 {
 658         CURL *curl;
 659         CURLcode res;
 660         FancyViewer *viewer = (FancyViewer *)data;
 661
 662         curl_global_init(CURL_GLOBAL_DEFAULT);
 663         curl = curl_easy_init();
 664
 665         if (curl) {
 666                 curl_easy_setopt(curl, CURLOPT_URL, viewer->cur_link);
 667                 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, download_file_curl_write_cb);
 668                 curl_easy_setopt(curl, CURLOPT_WRITEDATA, viewer);
 669                 curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
 670                 res = curl_easy_perform(curl);
 671                 curl_easy_cleanup(curl);
 672
 673                 if (CURLE_OK != res)
 674                         alertpanel_error(_("An error occurred: %d\n"), res);
 675                 if (viewer->stream)
 676                         fclose(viewer->stream);
 677                 curl_global_cleanup();
 678         }
 679 #ifdef USE_PTHREAD
 680         pthread_exit(NULL);
 681 #else
 682         return NULL;
 683 #endif
 684 }
 685 static void download_file_cb(GtkWidget *widget, FancyViewer *viewer)
 686 {
 687 #ifdef USE_PTHREAD
 688         pthread_t curljob;
 689         gint result;
 690 #endif
 691         const gchar *link = (const gchar *)viewer->cur_link;
 692         gchar *filename = g_utf8_strchr(link, -1, g_utf8_get_char("/"));
 693         filename = g_strconcat(g_get_home_dir(), filename, NULL);
 694         gchar *fname = filesel_select_file_save(_("Save as"), filename);
 695
 696         if (viewer->curlfile) viewer->curlfile = NULL;
 697         if (viewer->stream) viewer->stream = NULL;
 698         viewer->curlfile = (const gchar *)g_strdup(fname);
 699         g_free(filename);
 700         g_free(fname);
 701
 702         if (!viewer->curlfile) return;
 703
 704 #ifdef USE_PTHREAD
 705         result = pthread_create(&curljob, NULL, download_file_curl, (void *)viewer);
 706         if (result)
 707                 alertpanel_error("ERROR; return code from pthread_create() is %d\n", result);
 708 #else
 709         download_file_curl((void *)viewer);
 710 #endif
 711 }
 712
 713 static void save_image_cb(GtkWidget *widget, FancyViewer *viewer)
 714 {
 715         debug_print("Not Yet Implemented\n");
 716 }
 717
 718 static void open_image_cb(GtkWidget *widget, FancyViewer *viewer)
 719 {
 720         debug_print("Not Yet Implemented\n");
 721 }
 722
 723 static void copy_image_cb(GtkWidget *widget, FancyViewer *viewer)
 724 {
 725         debug_print("Not Yet Implemented\n");
 726 }
 727 static void import_feed_cb(GtkWidget *widget, FancyViewer *viewer)
 728 {
 729         if (!folder_subscribe(viewer->cur_link))
 730                 alertpanel_error(_("%s is a malformed or not supported feed"), viewer->cur_link);
 731 }
 732 static void viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer)
 733 {
 734         const gchar *g_name = gtk_widget_get_name(GTK_WIDGET(menuitem));
 735         if (!g_ascii_strcasecmp(g_name, "GtkImageMenuItem")) {
 736
 737                 GtkWidget *menul = gtk_bin_get_child(GTK_BIN(menuitem));
 738
 739         if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 740                                 "Search the Web")) {
 741                         gtk_label_set_text(GTK_LABEL(menul), _("Search the Web"));
 742                         viewer->cur_link = NULL;
 743                         GtkImageMenuItem *m_search = GTK_IMAGE_MENU_ITEM(menuitem);
 744                         g_signal_connect(G_OBJECT(m_search), "activate",
 745                                          G_CALLBACK(search_the_web_cb),
 746                                          (gpointer *) viewer);
 747                 }
 748
 749                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 750                                         "Open Link" )) {
 751
 752                         if (viewer->override_prefs_remote_content)
 753                                 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer"));
 754                         else
 755                                 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer (enable remote content)"));
 756
 757                         GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
 758                         gtk_widget_set_sensitive(GTK_WIDGET(m_new), viewer->override_prefs_remote_content);
 759                 }
 760
 761                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 762                                                                 "Open Link in New Window" )) {
 763
 764                         gtk_label_set_text(GTK_LABEL(menul), _("Open in Browser"));
 765
 766                         GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
 767                         g_signal_connect(G_OBJECT(m_new), "activate",
 768                                          G_CALLBACK(open_in_browser_cb),
 769                                          (gpointer *) viewer);
 770                 }
 771
 772                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 773                                         "Open Image in New Window" )) {
 774                         gtk_label_set_text(GTK_LABEL(menul), _("Open Image"));
 775                         GtkImageMenuItem *m_image = GTK_IMAGE_MENU_ITEM(menuitem);
 776                         g_signal_connect(G_OBJECT(m_image), "activate",
 777                                          G_CALLBACK(open_image_cb),
 778                                          (gpointer *) viewer);
 779                 }
 780
 781                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 782                                         "Copy Link Location" )) {
 783                         gtk_label_set_text(GTK_LABEL(menul), _("Copy Link"));
 784                 }
 785         if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 786                                 "Download Linked File" )) {
 787                         gtk_label_set_text(GTK_LABEL(menul), _("Download Link"));
 788
 789                         GtkImageMenuItem *m_dlink = GTK_IMAGE_MENU_ITEM(menuitem);
 790                         g_signal_connect(G_OBJECT(m_dlink), "activate",
 791                                          G_CALLBACK(download_file_cb),
 792                                          (gpointer *) viewer);
 793                 }
 794
 795                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 796                                         "Save Image As" )) {
 797
 798                         gtk_label_set_text(GTK_LABEL(menul), _("Save Image As"));
 799
 800                         GtkImageMenuItem *m_simage = GTK_IMAGE_MENU_ITEM(menuitem);
 801                         g_signal_connect(G_OBJECT(m_simage), "activate",
 802                                          G_CALLBACK(save_image_cb),
 803                                          (gpointer *) viewer);
 804                 }
 805
 806                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 807                                         "Copy Image" )) {
 808                         gtk_label_set_text(GTK_LABEL(menul), _("Copy Image"));
 809                         GtkImageMenuItem *m_cimage = GTK_IMAGE_MENU_ITEM(menuitem);
 810                         g_signal_connect(G_OBJECT(m_cimage), "activate",
 811                                          G_CALLBACK(copy_image_cb),
 812                                          (gpointer *) viewer);
 813                 }
 814
 815         }
 816 }
 817
 818 static gboolean populate_popup_cb (WebKitWebView *view, GtkWidget *menu,
 819                                    FancyViewer *viewer)
 820 {
 821         Plugin *plugin = plugin_get_loaded_by_name("RSSyl");
 822         gtk_container_foreach(GTK_CONTAINER(menu),
 823                               (GtkCallback)viewer_menu_handler,
 824                               viewer);
 825         if (plugin) {
 826                 GtkWidget *rssyl = gtk_image_menu_item_new_with_label(_("Import feed"));
 827                 GtkWidget *img = gtk_image_new_from_stock(GTK_STOCK_ADD, GTK_ICON_SIZE_MENU);
 828                 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(rssyl), img);
 829                 gtk_widget_show(GTK_WIDGET(rssyl));
 830                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), rssyl);
 831                 g_signal_connect(G_OBJECT(rssyl), "activate",
 832                                  G_CALLBACK(import_feed_cb),
 833                                  (gpointer *) viewer);
 834         }
 835         return TRUE;
 836 }
 837
 838 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
 839                                                                 FancyViewer *viewer)
 840 {
 841         if (event->state == CTRL_KEY) {
 842                 switch (event->keyval) {
 843                 case GDK_plus:
 844                         zoom_in_cb(viewer->ev_zoom_in, NULL, viewer);
 845                         break;
 846                 case GDK_period:
 847                         zoom_100_cb(viewer->ev_zoom_100, NULL, viewer);
 848                         break;
 849                 case GDK_minus:
 850                         zoom_out_cb(viewer->ev_zoom_out, NULL, viewer);
 851                         break;
 852                 }
 853         }
 854         return FALSE;
 855 }
 856
 857 static gboolean release_button_cb (WebKitWebView *view, GdkEvent *ev,
 858                                    FancyViewer *viewer)
 859 {
 860         if (ev->button.button == 1 && viewer->cur_link && viewer->override_prefs_external) {
 861 #if WEBKIT_CHECK_VERSION(1,9,3)
 862                 /* The x and y properties were added in 1.9.3 */
 863                 gint x, y;
 864                 WebKitHitTestResult *result;
 865                 result = webkit_web_view_get_hit_test_result(view, (GdkEventButton *)ev);
 866                 g_object_get(G_OBJECT(result),
 867                                 "x", &x, "y", &y,
 868                                 NULL);
 869
 870                 /* If this button release is end of a drag or selection event
 871                  * (button press happened on different coordinates), we do not
 872                  * want to open the link. */
 873                 if ((x != viewer->click_x || y != viewer->click_y))
 874                         return FALSE;
 875 #endif
 876
 877                 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
 878                 return TRUE;
 879         }
 880         return FALSE;
 881 }
 882
 883 static gboolean press_button_cb (WebKitWebView *view, GdkEvent *ev,
 884                 FancyViewer *viewer)
 885 {
 886 #if WEBKIT_CHECK_VERSION(1,5,1)
 887         gint type = 0;
 888         WebKitHitTestResult *result =
 889                 webkit_web_view_get_hit_test_result(view, (GdkEventButton *)ev);
 890
 891         g_object_get(G_OBJECT(result),
 892                         "context", &type,
 893 # if WEBKIT_CHECK_VERSION(1,9,3)
 894                         "x", &viewer->click_x, "y", &viewer->click_y,
 895 # endif /* 1.9.3 */
 896                         NULL);
 897
 898         if (type & WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION)
 899                 return FALSE;
 900
 901         viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 902         viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 903         viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 904         if (viewer->selection != NULL)
 905                 webkit_dom_dom_selection_empty(viewer->selection);
 906 #endif /* 1.5.1 */
 907         return FALSE;
 908 }
 909
 910 static void zoom_100_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 911 {
 912         gtk_widget_grab_focus(widget);
 913         webkit_web_view_set_zoom_level(viewer->view, 1);
 914 }
 915
 916 static void zoom_in_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 917 {
 918         gtk_widget_grab_focus(widget);
 919         webkit_web_view_zoom_in(viewer->view);
 920 }
 921 static void zoom_out_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 922 {
 923         gtk_widget_grab_focus(widget);
 924         webkit_web_view_zoom_out(viewer->view);
 925 }
 926
 927 #if WEBKIT_CHECK_VERSION (1,7,5)
 928 static void resource_load_failed_cb(WebKitWebView     *web_view,
 929                                     WebKitWebFrame    *web_frame,
 930                                     WebKitWebResource *web_resource,
 931                                     GError            *error,
 932                                     FancyViewer       *viewer)
 933 {
 934         debug_print("Loading error: %s\n", error->message);
 935 }
 936 #endif
 937
 938 static MimeViewer *fancy_viewer_create(void)
 939 {
 940         FancyViewer    *viewer;
 941         GtkWidget      *hbox;
 942
 943         debug_print("fancy_viewer_create\n");
 944
 945         viewer = g_new0(FancyViewer, 1);
 946         viewer->mimeviewer.factory = &fancy_viewer_factory;
 947         viewer->mimeviewer.get_widget = fancy_get_widget;
 948         viewer->mimeviewer.get_selection = fancy_get_selection;
 949         viewer->mimeviewer.show_mimepart = fancy_show_mimepart;
 950         viewer->mimeviewer.print = fancy_print;
 951         viewer->mimeviewer.clear_viewer = fancy_clear_viewer;
 952         viewer->mimeviewer.destroy_viewer = fancy_destroy_viewer;
 953         viewer->mimeviewer.text_search = fancy_text_search;
 954         viewer->mimeviewer.scroll_page = fancy_scroll_page;
 955         viewer->mimeviewer.scroll_one_line = fancy_scroll_one_line;
 956         viewer->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
 957
 958 #ifdef HAVE_LIBSOUP_GNOME
 959  /* Use GNOME proxy settings through libproxy */
 960         if (fancy_prefs.enable_gnome_proxy) {
 961                 SoupSession *session = webkit_get_default_session();
 962                 soup_session_add_feature_by_type (session, SOUP_TYPE_PROXY_RESOLVER_GNOME);
 963         }
 964 #endif
 965
 966         if (fancy_prefs.enable_proxy) {
 967                 SoupSession *session = webkit_get_default_session();
 968                 SoupURI* pURI = soup_uri_new(fancy_prefs.proxy_str);
 969                 g_object_set(session, "proxy-uri", pURI, NULL);
 970         }
 971
 972         viewer->settings = webkit_web_settings_new();
 973         g_object_set(viewer->settings, "user-agent", "Fancy Viewer", NULL);
 974         viewer->scrollwin = gtk_scrolled_window_new(NULL, NULL);
 975         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(viewer->scrollwin),
 976                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 977         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(viewer->scrollwin),
 978                                             GTK_SHADOW_IN);
 979         gtk_container_add(GTK_CONTAINER(viewer->scrollwin),
 980                           GTK_WIDGET(viewer->view));
 981
 982         viewer->vbox = gtk_vbox_new(FALSE, 0);
 983         hbox = gtk_hbox_new(FALSE, 0);
 984         viewer->progress = gtk_progress_bar_new();
 985         /* Zoom Widgets */
 986         viewer->zoom_100 = gtk_image_new_from_stock(GTK_STOCK_ZOOM_100, GTK_ICON_SIZE_MENU);
 987         viewer->zoom_in = gtk_image_new_from_stock(GTK_STOCK_ZOOM_IN, GTK_ICON_SIZE_MENU);
 988         viewer->zoom_out = gtk_image_new_from_stock(GTK_STOCK_ZOOM_OUT, GTK_ICON_SIZE_MENU);
 989         viewer->stop_loading = gtk_image_new_from_stock(GTK_STOCK_CANCEL, GTK_ICON_SIZE_MENU);
 990         /* Event Widgets for the Zoom Widgets  */
 991         viewer->ev_zoom_100 = gtk_event_box_new();
 992         viewer->ev_zoom_in = gtk_event_box_new();
 993         viewer->ev_zoom_out = gtk_event_box_new();
 994         viewer->ev_stop_loading = gtk_event_box_new();
 995
 996         /* Link Label */
 997         viewer->l_link = gtk_label_new("");
 998
 999         /* Preferences Widgets to override preferences on the fly  */
1000         viewer->fancy_prefs = gtk_image_new_from_stock(GTK_STOCK_PREFERENCES, GTK_ICON_SIZE_MENU);
1001         viewer->ev_fancy_prefs = gtk_event_box_new();
1002
1003         /* Popup Menu for preferences  */
1004         viewer->fancy_prefs_menu = gtk_menu_new();
1005         fancy_create_popup_prefs_menu(viewer);
1006
1007         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_100), FALSE);
1008         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_in), FALSE);
1009         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_out), FALSE);
1010         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_fancy_prefs), FALSE);
1011         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_stop_loading), FALSE);
1012
1013         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_100), viewer->zoom_100);
1014         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_in), viewer->zoom_in);
1015         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_out), viewer->zoom_out);
1016         gtk_container_add(GTK_CONTAINER(viewer->ev_fancy_prefs), viewer->fancy_prefs);
1017         gtk_container_add(GTK_CONTAINER(viewer->ev_stop_loading), viewer->stop_loading);
1018
1019         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_100, FALSE, FALSE, 1);
1020         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_in, FALSE, FALSE, 2);
1021         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_out, FALSE, FALSE, 2);
1022         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_fancy_prefs, FALSE, FALSE, 2);
1023         gtk_box_pack_start(GTK_BOX(hbox), viewer->l_link, FALSE, FALSE, 8);
1024         gtk_box_pack_end(GTK_BOX(hbox), viewer->progress, FALSE, FALSE, 0);
1025         gtk_box_pack_end(GTK_BOX(hbox), viewer->ev_stop_loading, FALSE, FALSE, 0);
1026
1027         gtk_box_pack_start(GTK_BOX(viewer->vbox), viewer->scrollwin, TRUE, TRUE,
1028                        1);
1029         gtk_box_pack_start(GTK_BOX(viewer->vbox), hbox, FALSE, FALSE, 0);
1030
1031         gtk_widget_show(viewer->ev_zoom_100);
1032         gtk_widget_show(viewer->ev_zoom_in);
1033         gtk_widget_show(viewer->ev_zoom_out);
1034         gtk_widget_show(viewer->ev_fancy_prefs);
1035
1036         gtk_widget_show(viewer->scrollwin);
1037         gtk_widget_show(viewer->zoom_100);
1038         gtk_widget_show(viewer->zoom_in);
1039         gtk_widget_show(viewer->zoom_out);
1040         gtk_widget_show(viewer->fancy_prefs);
1041         gtk_widget_show(viewer->stop_loading);
1042
1043         gtk_widget_show(viewer->l_link);
1044         gtk_widget_show(viewer->vbox);
1045         gtk_widget_show(hbox);
1046         gtk_widget_show(GTK_WIDGET(viewer->view));
1047
1048         g_signal_connect(G_OBJECT(viewer->view), "load-started",
1049                          G_CALLBACK(load_start_cb), viewer);
1050         g_signal_connect(G_OBJECT(viewer->view), "load-finished",
1051                          G_CALLBACK(load_finished_cb), viewer);
1052         g_signal_connect(G_OBJECT(viewer->view), "hovering-over-link",
1053                          G_CALLBACK(over_link_cb), viewer);
1054
1055         g_signal_connect(G_OBJECT(viewer->view), "notify::progress",
1056                          G_CALLBACK(load_progress_cb), viewer);
1057         g_signal_connect(G_OBJECT(viewer->view), "notify::load-status",
1058                          G_CALLBACK(load_progress_cb), viewer);
1059
1060         g_signal_connect(G_OBJECT(viewer->view), "navigation-policy-decision-requested",
1061                          G_CALLBACK(navigation_policy_cb), viewer);
1062
1063         g_signal_connect(G_OBJECT(viewer->view), "resource-request-starting",
1064                         G_CALLBACK(resource_request_starting_cb), viewer);
1065         g_signal_connect(G_OBJECT(viewer->view), "populate-popup",
1066                          G_CALLBACK(populate_popup_cb), viewer);
1067         g_signal_connect(G_OBJECT(viewer->view), "button-press-event",
1068                          G_CALLBACK(press_button_cb), viewer);
1069         g_signal_connect(G_OBJECT(viewer->view), "button-release-event",
1070                          G_CALLBACK(release_button_cb), viewer);
1071         g_signal_connect(G_OBJECT(viewer->ev_zoom_100), "button-press-event",
1072                          G_CALLBACK(zoom_100_cb), (gpointer*)viewer);
1073         g_signal_connect(G_OBJECT(viewer->ev_zoom_in), "button-press-event",
1074                          G_CALLBACK(zoom_in_cb), (gpointer *)viewer);
1075         g_signal_connect(G_OBJECT(viewer->ev_zoom_out), "button-press-event",
1076                          G_CALLBACK(zoom_out_cb), (gpointer *)viewer);
1077         g_signal_connect(G_OBJECT(viewer->ev_fancy_prefs), "button-press-event",
1078                          G_CALLBACK(fancy_prefs_cb), (gpointer *)viewer);
1079         g_signal_connect(G_OBJECT(viewer->ev_stop_loading), "button-press-event",
1080                          G_CALLBACK(stop_loading_cb), viewer);
1081         g_signal_connect(G_OBJECT(viewer->view), "key_press_event",
1082                          G_CALLBACK(keypress_events_cb), viewer);
1083
1084 #if WEBKIT_CHECK_VERSION (1,7,5)
1085         g_signal_connect(G_OBJECT(viewer->view), "resource-load-failed",
1086                          G_CALLBACK(resource_load_failed_cb), viewer);
1087 #endif
1088
1089         viewer->filename = NULL;
1090         return (MimeViewer *) viewer;
1091 }
1092
1093 static gchar *content_types[] = {"text/html", NULL};
1094
1095 static MimeViewerFactory fancy_viewer_factory =
1096 {
1097         content_types,
1098         0,
1099         fancy_viewer_create,
1100 };
1101
1102 gint plugin_init(gchar **error)
1103 {
1104         if (!check_plugin_version(MAKE_NUMERIC_VERSION(2,9,2,72),
1105                                   VERSION_NUMERIC, _("Fancy"), error))
1106                 return -1;
1107         gchar *directory = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1108                                 "fancy", NULL);
1109         if (!is_dir_exist(directory))
1110                 if (make_dir (directory) < 0) {
1111                         g_free(directory);
1112                         return -1;
1113                 }
1114         g_free(directory);
1115
1116         fancy_prefs_init();
1117
1118         mimeview_register_viewer_factory(&fancy_viewer_factory);
1119
1120         return 0;
1121 }
1122
1123 gboolean plugin_done(void)
1124 {
1125         mimeview_unregister_viewer_factory(&fancy_viewer_factory);
1126         fancy_prefs_done();
1127         return FALSE;
1128 }
1129
1130 const gchar *plugin_name(void)
1131 {
1132         /* i18n: 'Fancy' here is name of the plugin, not the english word. */
1133         return _("Fancy HTML Viewer");
1134 }
1135
1136 const gchar *plugin_desc(void)
1137 {
1138         return g_strdup_printf(_("This plugin renders HTML mail using the WebKit "
1139                                "%d.%d.%d library.\nBy default all remote content is "
1140                                "blocked. Options "
1141                                "can be found in /Configuration/Preferences/Plugins/Fancy"),
1142                                WEBKIT_MAJOR_VERSION, WEBKIT_MINOR_VERSION,
1143                                WEBKIT_MICRO_VERSION);
1144 }
1145
1146 const gchar *plugin_type(void)
1147 {
1148         return "GTK2";
1149 }
1150
1151 const gchar *plugin_licence(void)
1152 {
1153         return "GPL3";
1154 }
1155
1156 const gchar *plugin_version(void)
1157 {
1158         return VERSION;
1159 }
1160
1161 struct PluginFeature *plugin_provides(void)
1162 {
1163         static struct PluginFeature features[] = {
1164                                         {PLUGIN_MIMEVIEWER, "text/html"},
1165                                 {PLUGIN_NOTHING, NULL}
1166         };
1167         return features;
1168 }