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