2 * Claws Mail -- A GTK+ based, lightweight, and fast e-mail client
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
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.
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.
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/>.
25 #include "claws-features.h"
28 #include <fancy_viewer.h>
29 #include <fancy_prefs.h>
30 #include <alertpanel.h>
34 #include <webkit/webkithittestresult.h>
37 load_start_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
40 load_finished_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
43 over_link_cb (WebKitWebView *view, const gchar *wtf, const gchar *link,
44 FancyViewer *viewer, void *wtfa);
48 load_progress_cb(WebKitWebView *view, GParamSpec* pspec, FancyViewer *viewer);
50 static MimeViewerFactory fancy_viewer_factory;
53 fancy_text_search(MimeViewer *_viewer, gboolean backward, const gchar *str,
57 viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer);
59 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
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 static gboolean fancy_set_contents(FancyViewer *viewer, gboolean use_defaults);
75 static GtkWidget *fancy_get_widget(MimeViewer *_viewer)
77 FancyViewer *viewer = (FancyViewer *) _viewer;
78 debug_print("fancy_get_widget: %p\n", viewer->vbox);
80 return GTK_WIDGET(viewer->vbox);
83 static void fancy_apply_prefs(FancyViewer *viewer)
85 g_object_set(viewer->settings,
86 "auto-load-images", viewer->override_prefs_images,
87 "enable-scripts", viewer->override_prefs_scripts,
88 "enable-plugins", viewer->override_prefs_plugins,
89 "enable-java-applet", viewer->override_prefs_java,
90 "enable-dns-prefetching", viewer->override_prefs_remote_content,
91 "user-stylesheet-uri", viewer->override_stylesheet,
93 "default-font-family", "Arial",
94 "cursive-font-family", "Comic Sans MS",
95 "fantasy-font-family", "Comic Sans MS",
96 "monospace-font-family", "Courier New",
97 "sans-serif-font-family", "Arial",
98 "serif-font-family", "Times New Roman",
101 webkit_web_view_set_settings(viewer->view, viewer->settings);
104 static void fancy_auto_load_images_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
105 viewer->override_prefs_images = gtk_check_menu_item_get_active(item);
106 fancy_apply_prefs(viewer);
107 fancy_set_contents(viewer, FALSE);
110 static void fancy_enable_remote_content_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
111 viewer->override_prefs_remote_content = gtk_check_menu_item_get_active(item);
112 fancy_apply_prefs(viewer);
113 fancy_set_contents(viewer, FALSE);
116 static void fancy_enable_scripts_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
117 viewer->override_prefs_scripts = gtk_check_menu_item_get_active(item);
118 fancy_apply_prefs(viewer);
119 fancy_set_contents(viewer, FALSE);
122 static void fancy_enable_plugins_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
123 viewer->override_prefs_plugins = gtk_check_menu_item_get_active(item);
124 fancy_apply_prefs(viewer);
125 fancy_set_contents(viewer, FALSE);
128 static void fancy_enable_java_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
129 viewer->override_prefs_java = gtk_check_menu_item_get_active(item);
130 fancy_apply_prefs(viewer);
131 fancy_set_contents(viewer, FALSE);
134 static void fancy_open_external_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
135 viewer->override_prefs_external = gtk_check_menu_item_get_active(item);
136 fancy_apply_prefs(viewer);
139 static void fancy_set_defaults(FancyViewer *viewer)
141 viewer->override_prefs_remote_content = fancy_prefs.enable_remote_content;
142 viewer->override_prefs_external = fancy_prefs.open_external;
143 viewer->override_prefs_images = fancy_prefs.enable_images;
144 viewer->override_prefs_scripts = fancy_prefs.enable_scripts;
145 viewer->override_prefs_plugins = fancy_prefs.enable_plugins;
146 viewer->override_prefs_java = fancy_prefs.enable_java;
150 /* Replace backslashes with forward slashes, since we'll be
151 * using this string in an URI. */
152 gchar *tmp2 = g_strdup(fancy_prefs.stylesheet);
153 subst_char(tmp2, '\\', '/');
155 /* Escape string for use in an URI, keeping dir separators
156 * and colon for Windows drive name ("C:") intact. */
157 tmp = g_uri_escape_string(tmp2, "/:", TRUE);
160 /* Escape string for use in an URI, keeping dir separators
162 tmp = g_uri_escape_string(fancy_prefs.stylesheet, "/", TRUE);
164 viewer->override_stylesheet = g_strconcat("file://", tmp, NULL);
166 debug_print("Passing '%s' as stylesheet URI to Webkit\n",
167 viewer->override_stylesheet);
169 g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_images),
170 fancy_auto_load_images_activated, viewer);
171 g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_remote_content),
172 fancy_enable_remote_content_activated, viewer);
173 g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_scripts),
174 fancy_enable_scripts_activated, viewer);
175 g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_plugins),
176 fancy_enable_plugins_activated, viewer);
177 g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_java),
178 fancy_enable_java_activated, viewer);
179 g_signal_handlers_block_by_func(G_OBJECT(viewer->open_external),
180 fancy_open_external_activated, viewer);
182 gtk_check_menu_item_set_active(
183 GTK_CHECK_MENU_ITEM(viewer->enable_images),
184 viewer->override_prefs_images);
185 gtk_check_menu_item_set_active(
186 GTK_CHECK_MENU_ITEM(viewer->enable_scripts),
187 viewer->override_prefs_scripts);
188 gtk_check_menu_item_set_active(
189 GTK_CHECK_MENU_ITEM(viewer->enable_plugins),
190 viewer->override_prefs_plugins);
191 gtk_check_menu_item_set_active(
192 GTK_CHECK_MENU_ITEM(viewer->enable_java),
193 viewer->override_prefs_java);
194 gtk_check_menu_item_set_active(
195 GTK_CHECK_MENU_ITEM(viewer->enable_remote_content),
196 viewer->override_prefs_remote_content);
197 gtk_check_menu_item_set_active(
198 GTK_CHECK_MENU_ITEM(viewer->open_external),
199 viewer->override_prefs_external);
201 g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_images),
202 fancy_auto_load_images_activated, viewer);
203 g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_remote_content),
204 fancy_enable_remote_content_activated, viewer);
205 g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_scripts),
206 fancy_enable_scripts_activated, viewer);
207 g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_plugins),
208 fancy_enable_plugins_activated, viewer);
209 g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_java),
210 fancy_enable_java_activated, viewer);
211 g_signal_handlers_unblock_by_func(G_OBJECT(viewer->open_external),
212 fancy_open_external_activated, viewer);
214 fancy_apply_prefs(viewer);
217 static gboolean fancy_set_contents(FancyViewer *viewer, gboolean use_defaults)
219 MessageView *messageview = ((MimeViewer *)viewer)->mimeview
220 ? ((MimeViewer *)viewer)->mimeview->messageview
222 MimeInfo *partinfo = viewer->to_load;
225 messageview->updating = TRUE;
226 NoticeView *noticeview = messageview->noticeview;
227 noticeview_hide(noticeview);
230 if (viewer->filename != NULL) {
231 g_unlink(viewer->filename);
232 g_free(viewer->filename);
233 viewer->filename = NULL;
237 viewer->filename = procmime_get_tmp_file_name(partinfo);
238 debug_print("filename: %s\n", viewer->filename);
239 if (!viewer->filename) {
242 if (procmime_get_part(viewer->filename, partinfo) < 0) {
243 g_free(viewer->filename);
244 viewer->filename = NULL;
247 const gchar *charset = NULL;
248 gchar *contents = NULL;
249 if (messageview && messageview->forced_charset)
250 charset = ((MimeViewer *)viewer)->mimeview->messageview->forced_charset;
252 charset = procmime_mimeinfo_get_parameter(partinfo, "charset");
254 charset = conv_get_locale_charset_str();
255 debug_print("using %s charset\n", charset);
256 g_object_set(viewer->settings, "default-encoding", charset, NULL);
259 debug_print("zoom_level: %i\n", fancy_prefs.zoom_level);
260 webkit_web_view_set_zoom_level(viewer->view, (fancy_prefs.zoom_level / 100.0));
262 fancy_set_defaults(viewer);
265 contents = file_read_to_str_no_recode(viewer->filename);
266 webkit_web_view_load_string(viewer->view,
273 viewer->loading = FALSE;
277 static gboolean fancy_show_mimepart_real(MimeViewer *_viewer)
279 return fancy_set_contents((FancyViewer *)_viewer, TRUE);
282 static void fancy_show_notice(FancyViewer *viewer, const gchar *message)
284 gtk_label_set_text(GTK_LABEL(viewer->l_link), message);
287 static gboolean fancy_show_mimepart_prepare(MimeViewer *_viewer)
289 FancyViewer *viewer = (FancyViewer *) _viewer;
291 g_timeout_add(5, (GSourceFunc)fancy_show_mimepart_real, viewer);
295 static void fancy_show_mimepart(MimeViewer *_viewer, const gchar *infile,
298 FancyViewer *viewer = (FancyViewer *) _viewer;
299 viewer->to_load = partinfo;
300 viewer->loading = TRUE;
301 g_timeout_add(5, (GSourceFunc)fancy_show_mimepart_prepare, viewer);
304 static void fancy_print(MimeViewer *_viewer)
306 FancyViewer *viewer = (FancyViewer *) _viewer;
307 GtkPrintOperationResult res;
308 GError *error = NULL;
309 GtkPrintOperation *op;
311 gtk_widget_realize(GTK_WIDGET(viewer->view));
313 while (viewer->loading)
316 op = gtk_print_operation_new();
318 /* Config for printing */
319 gtk_print_operation_set_print_settings(op, printing_get_settings());
320 gtk_print_operation_set_default_page_setup(op, printing_get_page_setup());
321 /* enable Page Size and Orientation in the print dialog */
322 gtk_print_operation_set_embed_page_setup(op, TRUE);
324 /* Start printing process */
325 res = webkit_web_frame_print_full(webkit_web_view_get_main_frame(viewer->view),
326 op, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
329 if (res == GTK_PRINT_OPERATION_RESULT_ERROR) {
330 gtk_print_operation_get_error(op, &error);
331 debug_print("Error printing message: %s\n",
332 error ? error->message : "no details");
333 } else if (res == GTK_PRINT_OPERATION_RESULT_APPLY) {
334 /* store settings for next printing session */
335 printing_store_settings(gtk_print_operation_get_print_settings(op));
339 static gchar *fancy_get_selection (MimeViewer *_viewer)
341 debug_print("fancy_get_selection\n");
342 FancyViewer *viewer = (FancyViewer *) _viewer;
343 viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
344 viewer->window = webkit_dom_document_get_default_view (viewer->doc);
345 viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
346 if (viewer->selection == NULL)
348 viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
349 if (viewer->range == NULL)
351 gchar *sel = webkit_dom_range_get_text (viewer->range);
352 if (!viewer->view || strlen(sel) == 0) {
359 static void fancy_clear_viewer(MimeViewer *_viewer)
361 FancyViewer *viewer = (FancyViewer *) _viewer;
363 viewer->cur_link = NULL;
364 fancy_set_defaults(viewer);
366 webkit_web_view_load_uri(viewer->view, "about:blank");
368 debug_print("fancy_clear_viewer\n");
369 fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
370 viewer->to_load = NULL;
371 vadj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(viewer->scrollwin));
372 gtk_adjustment_set_value(vadj, 0.0);
373 g_signal_emit_by_name(G_OBJECT(vadj), "value-changed", 0);
376 static void fancy_destroy_viewer(MimeViewer *_viewer)
378 FancyViewer *viewer = (FancyViewer *) _viewer;
379 fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
380 debug_print("fancy_destroy_viewer\n");
381 g_free(viewer->filename);
386 navigation_policy_cb (WebKitWebView *web_view,
387 WebKitWebFrame *frame,
388 WebKitNetworkRequest *request,
389 WebKitWebNavigationAction *navigation_action,
390 WebKitWebPolicyDecision *policy_decision,
393 const gchar *uri = webkit_network_request_get_uri(request);
395 debug_print("navigation requested to %s\n", uri);
397 if (!strncmp(uri, "mailto:", 7)) {
398 debug_print("Opening message window\n");
399 compose_new(NULL, uri + 7, NULL);
400 webkit_web_policy_decision_ignore(policy_decision);
401 } else if (!strncmp(uri, "file://", 7) || !strcmp(uri, "about:blank")) {
402 debug_print("local navigation request ACCEPTED\n");
403 webkit_web_policy_decision_use(policy_decision);
404 } else if (viewer->override_prefs_remote_content) {
405 debug_print("remote navigation request ACCEPTED\n");
406 webkit_web_policy_decision_use(policy_decision);
408 debug_print("remote navigation request IGNORED\n");
409 fancy_show_notice(viewer, _("Remote content loading is disabled."));
410 webkit_web_policy_decision_ignore(policy_decision);
416 static void resource_request_starting_cb(WebKitWebView *view,
417 WebKitWebFrame *frame,
418 WebKitWebResource *resource,
419 WebKitNetworkRequest *request,
420 WebKitNetworkResponse *response,
423 const gchar *uri = webkit_network_request_get_uri(request);
427 MimeInfo *partinfo = viewer->to_load;
429 filename = viewer->filename;
430 if ((!g_ascii_strncasecmp(uri, "cid:", 4)) || (!g_ascii_strncasecmp(uri, "mid:", 4))) {
431 image = g_strconcat("<", uri + 4, ">", NULL);
432 while ((partinfo = procmime_mimeinfo_next(partinfo)) != NULL) {
433 if (!g_ascii_strcasecmp(image, partinfo->id)) {
434 filename = procmime_get_tmp_file_name(partinfo);
439 if ((err = procmime_get_part(filename, partinfo)) < 0)
440 alertpanel_error(_("Couldn't save the part of multipart message: %s"),
442 gchar *file_uri = g_filename_to_uri(filename, NULL, NULL);
443 webkit_network_request_set_uri(request, file_uri);
452 /* refresh URI that may have changed */
453 uri = webkit_network_request_get_uri(request);
454 if (!viewer->override_prefs_remote_content
455 && strncmp(uri, "file://", 7) && strncmp(uri, "data:", 5)) {
456 debug_print("Preventing load of %s\n", uri);
457 webkit_network_request_set_uri(request, "about:blank");
460 debug_print("Starting request of %zu %s\n", strlen(uri), uri);
463 static gboolean fancy_text_search(MimeViewer *_viewer, gboolean backward,
464 const gchar *str, gboolean case_sens)
466 return webkit_web_view_search_text(((FancyViewer*)_viewer)->view, str,
467 case_sens, !backward, TRUE);
470 static gboolean fancy_prefs_cb(GtkWidget *widget, GdkEventButton *ev, FancyViewer *viewer)
472 if ((ev->button == 1) && (ev->type == GDK_BUTTON_PRESS)) {
473 gtk_menu_popup(GTK_MENU(viewer->fancy_prefs_menu), NULL, NULL, NULL, NULL,
474 ev->button, ev->time);
480 static void fancy_create_popup_prefs_menu(FancyViewer *viewer) {
481 GtkWidget *enable_images;
482 GtkWidget *enable_remote_content;
483 GtkWidget *enable_scripts;
484 GtkWidget *enable_plugins;
485 GtkWidget *enable_java;
486 GtkWidget *open_external;
488 enable_images = gtk_check_menu_item_new_with_label(_("Load images"));
490 enable_remote_content = gtk_check_menu_item_new_with_label(_("Enable remote content"));
492 enable_scripts = gtk_check_menu_item_new_with_label(_("Enable Javascript"));
494 enable_plugins = gtk_check_menu_item_new_with_label(_("Enable Plugins"));
496 enable_java = gtk_check_menu_item_new_with_label(_("Enable Java"));
498 open_external = gtk_check_menu_item_new_with_label(_("Open links with external browser"));
500 gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_images);
501 gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_remote_content);
502 gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_scripts);
503 gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_plugins);
504 gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_java);
505 gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), open_external);
507 gtk_menu_attach_to_widget(GTK_MENU(viewer->fancy_prefs_menu), viewer->ev_fancy_prefs, NULL);
508 gtk_widget_show_all(viewer->fancy_prefs_menu);
510 viewer->enable_images = enable_images;
511 viewer->enable_scripts = enable_scripts;
512 viewer->enable_plugins = enable_plugins;
513 viewer->enable_java = enable_java;
514 viewer->enable_remote_content = enable_remote_content;
515 viewer->open_external = open_external;
517 /* Set sensitivity according to preferences and overrides */
519 g_signal_connect(G_OBJECT(enable_images), "toggled",
520 G_CALLBACK (fancy_auto_load_images_activated), viewer);
521 g_signal_connect(G_OBJECT(enable_remote_content), "toggled",
522 G_CALLBACK (fancy_enable_remote_content_activated), viewer);
523 g_signal_connect(G_OBJECT(enable_scripts), "toggled",
524 G_CALLBACK (fancy_enable_scripts_activated), viewer);
525 g_signal_connect(G_OBJECT(enable_plugins), "toggled",
526 G_CALLBACK (fancy_enable_plugins_activated), viewer);
527 g_signal_connect(G_OBJECT(enable_java), "toggled",
528 G_CALLBACK (fancy_enable_java_activated), viewer);
529 g_signal_connect(G_OBJECT(open_external), "toggled",
530 G_CALLBACK (fancy_open_external_activated), viewer);
532 fancy_apply_prefs(viewer);
535 static gboolean fancy_scroll_page(MimeViewer *_viewer, gboolean up)
537 FancyViewer *viewer = (FancyViewer *)_viewer;
538 GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
539 GTK_SCROLLED_WINDOW(viewer->scrollwin));
541 if (viewer->view == NULL)
544 return gtkutils_scroll_page(GTK_WIDGET(viewer->view), vadj, up);
547 static void fancy_scroll_one_line(MimeViewer *_viewer, gboolean up)
549 FancyViewer *viewer = (FancyViewer *)_viewer;
550 GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
551 GTK_SCROLLED_WINDOW(viewer->scrollwin));
553 if (viewer->view == NULL)
556 gtkutils_scroll_one_line(GTK_WIDGET(viewer->view), vadj, up);
559 static void load_start_cb(WebKitWebView *view, gint progress,
562 gtk_widget_show(viewer->progress);
563 gtk_widget_show(viewer->ev_stop_loading);
566 static void load_finished_cb(WebKitWebView *view, gint progress,
569 gtk_widget_hide(viewer->progress);
570 gtk_widget_hide(viewer->ev_stop_loading);
571 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress),
573 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress), "");
576 static void over_link_cb(WebKitWebView *view, const gchar *wtf,
577 const gchar *link, FancyViewer *viewer, void *wtfa)
579 /* Display the link in the bottom statusbar. */
580 gtk_label_set_text(GTK_LABEL(viewer->l_link), link);
583 static void load_progress_cb(WebKitWebView *view, GParamSpec* pspec,
586 WebKitLoadStatus status = webkit_web_view_get_load_status(viewer->view);
587 gdouble pbar = webkit_web_view_get_progress(viewer->view);
588 const gchar *uri = webkit_web_view_get_uri(viewer->view);
590 gchar *label = g_strdup_printf("%d%% Loading...", (gint)(pbar * 100));
591 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress), pbar);
592 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress),
593 (const gchar*)label);
597 case WEBKIT_LOAD_PROVISIONAL:
598 case WEBKIT_LOAD_COMMITTED:
599 case WEBKIT_LOAD_FIRST_VISUALLY_NON_EMPTY_LAYOUT:
601 case WEBKIT_LOAD_FAILED:
602 debug_print("Load failed: %s\n", uri);
604 case WEBKIT_LOAD_FINISHED:
605 debug_print("Load finished: %s\n", uri);
610 static void stop_loading_cb(GtkWidget *widget, GdkEvent *ev,
613 webkit_web_view_stop_loading (viewer->view);
614 gtk_widget_hide(viewer->progress);
615 gtk_widget_hide(viewer->ev_stop_loading);
618 static void search_the_web_cb(GtkWidget *widget, FancyViewer *viewer)
620 debug_print("Clicked on Search on Web\n");
621 if (webkit_web_view_has_selection(viewer->view)) {
623 viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
624 viewer->window = webkit_dom_document_get_default_view (viewer->doc);
625 viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
626 viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
627 gchar *tmp = webkit_dom_range_get_text (viewer->range);
628 search = g_strconcat(GOOGLE_SEARCH, tmp, NULL);
630 webkit_web_view_load_uri(viewer->view, search);
636 static void open_in_browser_cb(GtkWidget *widget, FancyViewer *viewer)
638 debug_print("open outer: %s\n", viewer->cur_link);
640 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
643 static size_t download_file_curl_write_cb(void *buffer, size_t size,
644 size_t nmemb, void *data)
646 FancyViewer *viewer = (FancyViewer *)data;
647 if (!viewer->stream) {
648 viewer->stream = claws_fopen(viewer->curlfile, "wb");
652 return claws_fwrite(buffer, size, nmemb, viewer->stream);
654 static void *download_file_curl (void *data)
658 FancyViewer *viewer = (FancyViewer *)data;
660 curl_global_init(CURL_GLOBAL_DEFAULT);
661 curl = curl_easy_init();
664 curl_easy_setopt(curl, CURLOPT_URL, viewer->cur_link);
665 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, download_file_curl_write_cb);
666 curl_easy_setopt(curl, CURLOPT_WRITEDATA, viewer);
667 curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
668 res = curl_easy_perform(curl);
669 curl_easy_cleanup(curl);
672 alertpanel_error(_("An error occurred: %d\n"), res);
674 claws_safe_fclose(viewer->stream);
675 curl_global_cleanup();
683 static void download_file_cb(GtkWidget *widget, FancyViewer *viewer)
689 const gchar *link = (const gchar *)viewer->cur_link;
690 gchar *filename = g_utf8_strchr(link, -1, g_utf8_get_char("/"));
691 filename = g_strconcat(g_get_home_dir(), filename, NULL);
692 gchar *fname = filesel_select_file_save(_("Save as"), filename);
694 if (viewer->curlfile) viewer->curlfile = NULL;
695 if (viewer->stream) viewer->stream = NULL;
696 viewer->curlfile = (const gchar *)g_strdup(fname);
700 if (!viewer->curlfile) return;
703 result = pthread_create(&curljob, NULL, download_file_curl, (void *)viewer);
705 alertpanel_error("ERROR; return code from pthread_create() is %d\n", result);
707 download_file_curl((void *)viewer);
711 static void save_image_cb(GtkWidget *widget, FancyViewer *viewer)
713 debug_print("Not Yet Implemented\n");
716 static void open_image_cb(GtkWidget *widget, FancyViewer *viewer)
718 debug_print("Not Yet Implemented\n");
721 static void copy_image_cb(GtkWidget *widget, FancyViewer *viewer)
723 debug_print("Not Yet Implemented\n");
725 static void import_feed_cb(GtkWidget *widget, FancyViewer *viewer)
727 if (!folder_subscribe(viewer->cur_link))
728 alertpanel_error(_("%s is a malformed or not supported feed"), viewer->cur_link);
730 static void viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer)
732 const gchar *g_name = gtk_widget_get_name(GTK_WIDGET(menuitem));
733 if (!g_ascii_strcasecmp(g_name, "GtkImageMenuItem")) {
735 GtkWidget *menul = gtk_bin_get_child(GTK_BIN(menuitem));
737 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
739 gtk_label_set_text(GTK_LABEL(menul), _("Search the Web"));
740 viewer->cur_link = NULL;
741 GtkImageMenuItem *m_search = GTK_IMAGE_MENU_ITEM(menuitem);
742 g_signal_connect(G_OBJECT(m_search), "activate",
743 G_CALLBACK(search_the_web_cb),
744 (gpointer *) viewer);
747 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
750 if (viewer->override_prefs_remote_content)
751 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer"));
753 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer (enable remote content)"));
755 GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
756 gtk_widget_set_sensitive(GTK_WIDGET(m_new), viewer->override_prefs_remote_content);
759 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
760 "Open Link in New Window" )) {
762 gtk_label_set_text(GTK_LABEL(menul), _("Open in Browser"));
764 GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
765 g_signal_connect(G_OBJECT(m_new), "activate",
766 G_CALLBACK(open_in_browser_cb),
767 (gpointer *) viewer);
770 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
771 "Open Image in New Window" )) {
772 gtk_label_set_text(GTK_LABEL(menul), _("Open Image"));
773 GtkImageMenuItem *m_image = GTK_IMAGE_MENU_ITEM(menuitem);
774 g_signal_connect(G_OBJECT(m_image), "activate",
775 G_CALLBACK(open_image_cb),
776 (gpointer *) viewer);
779 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
780 "Copy Link Location" )) {
781 gtk_label_set_text(GTK_LABEL(menul), _("Copy Link"));
783 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
784 "Download Linked File" )) {
785 gtk_label_set_text(GTK_LABEL(menul), _("Download Link"));
787 GtkImageMenuItem *m_dlink = GTK_IMAGE_MENU_ITEM(menuitem);
788 g_signal_connect(G_OBJECT(m_dlink), "activate",
789 G_CALLBACK(download_file_cb),
790 (gpointer *) viewer);
793 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
796 gtk_label_set_text(GTK_LABEL(menul), _("Save Image As"));
798 GtkImageMenuItem *m_simage = GTK_IMAGE_MENU_ITEM(menuitem);
799 g_signal_connect(G_OBJECT(m_simage), "activate",
800 G_CALLBACK(save_image_cb),
801 (gpointer *) viewer);
804 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
806 gtk_label_set_text(GTK_LABEL(menul), _("Copy Image"));
807 GtkImageMenuItem *m_cimage = GTK_IMAGE_MENU_ITEM(menuitem);
808 g_signal_connect(G_OBJECT(m_cimage), "activate",
809 G_CALLBACK(copy_image_cb),
810 (gpointer *) viewer);
816 static gboolean context_menu_cb (WebKitWebView *view, GtkWidget *menu,
817 WebKitHitTestResult *hit_test_result,
818 gboolean triggered_with_keyboard,
821 FancyViewer *viewer = (FancyViewer *)user_data;
822 Plugin *plugin = plugin_get_loaded_by_name("RSSyl");
823 WebKitHitTestResultContext context;
824 gchar *link_uri = NULL;
826 g_object_get(G_OBJECT(hit_test_result),
828 "link-uri", &link_uri,
831 debug_print("context %d, link-uri '%s'\n", context,
832 (link_uri != NULL ? link_uri : "(null)"));
833 if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK &&
835 if (viewer->cur_link != NULL)
836 g_free(viewer->cur_link);
837 /* g_object_get() already made a copy, no need to strdup() here */
838 viewer->cur_link = link_uri;
841 gtk_container_foreach(GTK_CONTAINER(menu),
842 (GtkCallback)viewer_menu_handler,
846 GtkWidget *rssyl = gtk_image_menu_item_new_with_label(_("Import feed"));
847 GtkWidget *img = gtk_image_new_from_stock(GTK_STOCK_ADD, GTK_ICON_SIZE_MENU);
848 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(rssyl), img);
849 gtk_widget_show(GTK_WIDGET(rssyl));
850 gtk_menu_shell_append(GTK_MENU_SHELL(menu), rssyl);
851 g_signal_connect(G_OBJECT(rssyl), "activate",
852 G_CALLBACK(import_feed_cb),
853 (gpointer *) viewer);
859 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
862 if (event->state == CTRL_KEY) {
863 switch (event->keyval) {
865 zoom_in_cb(viewer->ev_zoom_in, NULL, viewer);
868 zoom_100_cb(viewer->ev_zoom_100, NULL, viewer);
871 zoom_out_cb(viewer->ev_zoom_out, NULL, viewer);
878 static gboolean release_button_cb (WebKitWebView *view, GdkEvent *ev,
881 if (ev->button.button == 1 && viewer->cur_link && viewer->override_prefs_external) {
883 WebKitHitTestResult *result;
884 result = webkit_web_view_get_hit_test_result(view, (GdkEventButton *)ev);
885 g_object_get(G_OBJECT(result),
889 /* If this button release is end of a drag or selection event
890 * (button press happened on different coordinates), we do not
891 * want to open the link. */
892 if ((x != viewer->click_x || y != viewer->click_y))
895 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
901 static gboolean press_button_cb (WebKitWebView *view, GdkEvent *ev,
905 WebKitHitTestResult *result =
906 webkit_web_view_get_hit_test_result(view, (GdkEventButton *)ev);
908 g_object_get(G_OBJECT(result),
910 "x", &viewer->click_x, "y", &viewer->click_y,
913 if (type & WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION)
916 viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
917 viewer->window = webkit_dom_document_get_default_view (viewer->doc);
918 viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
919 if (viewer->selection != NULL)
920 webkit_dom_dom_selection_empty(viewer->selection);
924 static void zoom_100_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
926 gtk_widget_grab_focus(widget);
927 webkit_web_view_set_zoom_level(viewer->view, 1);
930 static void zoom_in_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
932 gtk_widget_grab_focus(widget);
933 webkit_web_view_zoom_in(viewer->view);
935 static void zoom_out_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
937 gtk_widget_grab_focus(widget);
938 webkit_web_view_zoom_out(viewer->view);
941 static void resource_load_failed_cb(WebKitWebView *web_view,
942 WebKitWebFrame *web_frame,
943 WebKitWebResource *web_resource,
947 debug_print("Loading error: %s\n", error->message);
950 static MimeViewer *fancy_viewer_create(void)
955 debug_print("fancy_viewer_create\n");
957 viewer = g_new0(FancyViewer, 1);
958 viewer->mimeviewer.factory = &fancy_viewer_factory;
959 viewer->mimeviewer.get_widget = fancy_get_widget;
960 viewer->mimeviewer.get_selection = fancy_get_selection;
961 viewer->mimeviewer.show_mimepart = fancy_show_mimepart;
962 viewer->mimeviewer.print = fancy_print;
963 viewer->mimeviewer.clear_viewer = fancy_clear_viewer;
964 viewer->mimeviewer.destroy_viewer = fancy_destroy_viewer;
965 viewer->mimeviewer.text_search = fancy_text_search;
966 viewer->mimeviewer.scroll_page = fancy_scroll_page;
967 viewer->mimeviewer.scroll_one_line = fancy_scroll_one_line;
968 viewer->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
970 #ifdef HAVE_LIBSOUP_GNOME
971 /* Use GNOME proxy settings through libproxy */
972 if (fancy_prefs.enable_gnome_proxy) {
973 SoupSession *session = webkit_get_default_session();
974 soup_session_add_feature_by_type (session, SOUP_TYPE_PROXY_RESOLVER_GNOME);
978 if (fancy_prefs.enable_proxy) {
979 SoupSession *session = webkit_get_default_session();
980 SoupURI* pURI = soup_uri_new(fancy_prefs.proxy_str);
981 g_object_set(session, "proxy-uri", pURI, NULL);
984 viewer->settings = webkit_web_settings_new();
985 g_object_set(viewer->settings, "user-agent", "Fancy Viewer", NULL);
986 viewer->scrollwin = gtk_scrolled_window_new(NULL, NULL);
987 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(viewer->scrollwin),
988 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
989 gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(viewer->scrollwin),
991 gtk_container_add(GTK_CONTAINER(viewer->scrollwin),
992 GTK_WIDGET(viewer->view));
994 viewer->vbox = gtk_vbox_new(FALSE, 0);
995 hbox = gtk_hbox_new(FALSE, 0);
996 viewer->progress = gtk_progress_bar_new();
998 viewer->zoom_100 = gtk_image_new_from_stock(GTK_STOCK_ZOOM_100, GTK_ICON_SIZE_MENU);
999 viewer->zoom_in = gtk_image_new_from_stock(GTK_STOCK_ZOOM_IN, GTK_ICON_SIZE_MENU);
1000 viewer->zoom_out = gtk_image_new_from_stock(GTK_STOCK_ZOOM_OUT, GTK_ICON_SIZE_MENU);
1001 viewer->stop_loading = gtk_image_new_from_stock(GTK_STOCK_CANCEL, GTK_ICON_SIZE_MENU);
1002 /* Event Widgets for the Zoom Widgets */
1003 viewer->ev_zoom_100 = gtk_event_box_new();
1004 viewer->ev_zoom_in = gtk_event_box_new();
1005 viewer->ev_zoom_out = gtk_event_box_new();
1006 viewer->ev_stop_loading = gtk_event_box_new();
1009 viewer->l_link = gtk_label_new("");
1011 /* Preferences Widgets to override preferences on the fly */
1012 viewer->fancy_prefs = gtk_image_new_from_stock(GTK_STOCK_PREFERENCES, GTK_ICON_SIZE_MENU);
1013 viewer->ev_fancy_prefs = gtk_event_box_new();
1015 /* Popup Menu for preferences */
1016 viewer->fancy_prefs_menu = gtk_menu_new();
1017 fancy_create_popup_prefs_menu(viewer);
1019 gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_100), FALSE);
1020 gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_in), FALSE);
1021 gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_out), FALSE);
1022 gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_fancy_prefs), FALSE);
1023 gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_stop_loading), FALSE);
1025 gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_100), viewer->zoom_100);
1026 gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_in), viewer->zoom_in);
1027 gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_out), viewer->zoom_out);
1028 gtk_container_add(GTK_CONTAINER(viewer->ev_fancy_prefs), viewer->fancy_prefs);
1029 gtk_container_add(GTK_CONTAINER(viewer->ev_stop_loading), viewer->stop_loading);
1031 gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_100, FALSE, FALSE, 1);
1032 gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_in, FALSE, FALSE, 2);
1033 gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_out, FALSE, FALSE, 2);
1034 gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_fancy_prefs, FALSE, FALSE, 2);
1035 gtk_box_pack_start(GTK_BOX(hbox), viewer->l_link, FALSE, FALSE, 8);
1036 gtk_box_pack_end(GTK_BOX(hbox), viewer->progress, FALSE, FALSE, 0);
1037 gtk_box_pack_end(GTK_BOX(hbox), viewer->ev_stop_loading, FALSE, FALSE, 0);
1039 gtk_box_pack_start(GTK_BOX(viewer->vbox), viewer->scrollwin, TRUE, TRUE,
1041 gtk_box_pack_start(GTK_BOX(viewer->vbox), hbox, FALSE, FALSE, 0);
1043 gtk_widget_show(viewer->ev_zoom_100);
1044 gtk_widget_show(viewer->ev_zoom_in);
1045 gtk_widget_show(viewer->ev_zoom_out);
1046 gtk_widget_show(viewer->ev_fancy_prefs);
1048 gtk_widget_show(viewer->scrollwin);
1049 gtk_widget_show(viewer->zoom_100);
1050 gtk_widget_show(viewer->zoom_in);
1051 gtk_widget_show(viewer->zoom_out);
1052 gtk_widget_show(viewer->fancy_prefs);
1053 gtk_widget_show(viewer->stop_loading);
1055 gtk_widget_show(viewer->l_link);
1056 gtk_widget_show(viewer->vbox);
1057 gtk_widget_show(hbox);
1058 gtk_widget_show(GTK_WIDGET(viewer->view));
1060 g_signal_connect(G_OBJECT(viewer->view), "load-started",
1061 G_CALLBACK(load_start_cb), viewer);
1062 g_signal_connect(G_OBJECT(viewer->view), "load-finished",
1063 G_CALLBACK(load_finished_cb), viewer);
1064 g_signal_connect(G_OBJECT(viewer->view), "hovering-over-link",
1065 G_CALLBACK(over_link_cb), viewer);
1067 g_signal_connect(G_OBJECT(viewer->view), "notify::progress",
1068 G_CALLBACK(load_progress_cb), viewer);
1069 g_signal_connect(G_OBJECT(viewer->view), "notify::load-status",
1070 G_CALLBACK(load_progress_cb), viewer);
1072 g_signal_connect(G_OBJECT(viewer->view), "navigation-policy-decision-requested",
1073 G_CALLBACK(navigation_policy_cb), viewer);
1075 g_signal_connect(G_OBJECT(viewer->view), "resource-request-starting",
1076 G_CALLBACK(resource_request_starting_cb), viewer);
1077 g_signal_connect(G_OBJECT(viewer->view), "context-menu",
1078 G_CALLBACK(context_menu_cb), viewer);
1079 g_signal_connect(G_OBJECT(viewer->view), "button-press-event",
1080 G_CALLBACK(press_button_cb), viewer);
1081 g_signal_connect(G_OBJECT(viewer->view), "button-release-event",
1082 G_CALLBACK(release_button_cb), viewer);
1083 g_signal_connect(G_OBJECT(viewer->ev_zoom_100), "button-press-event",
1084 G_CALLBACK(zoom_100_cb), (gpointer*)viewer);
1085 g_signal_connect(G_OBJECT(viewer->ev_zoom_in), "button-press-event",
1086 G_CALLBACK(zoom_in_cb), (gpointer *)viewer);
1087 g_signal_connect(G_OBJECT(viewer->ev_zoom_out), "button-press-event",
1088 G_CALLBACK(zoom_out_cb), (gpointer *)viewer);
1089 g_signal_connect(G_OBJECT(viewer->ev_fancy_prefs), "button-press-event",
1090 G_CALLBACK(fancy_prefs_cb), (gpointer *)viewer);
1091 g_signal_connect(G_OBJECT(viewer->ev_stop_loading), "button-press-event",
1092 G_CALLBACK(stop_loading_cb), viewer);
1093 g_signal_connect(G_OBJECT(viewer->view), "key_press_event",
1094 G_CALLBACK(keypress_events_cb), viewer);
1096 g_signal_connect(G_OBJECT(viewer->view), "resource-load-failed",
1097 G_CALLBACK(resource_load_failed_cb), viewer);
1099 viewer->filename = NULL;
1100 return (MimeViewer *) viewer;
1103 static gchar *content_types[] = {"text/html", NULL};
1105 static MimeViewerFactory fancy_viewer_factory =
1109 fancy_viewer_create,
1112 gint plugin_init(gchar **error)
1114 if (!check_plugin_version(MAKE_NUMERIC_VERSION(2,9,2,72),
1115 VERSION_NUMERIC, _("Fancy"), error))
1117 gchar *directory = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1119 if (!is_dir_exist(directory))
1120 if (make_dir (directory) < 0) {
1128 mimeview_register_viewer_factory(&fancy_viewer_factory);
1133 gboolean plugin_done(void)
1135 mimeview_unregister_viewer_factory(&fancy_viewer_factory);
1140 const gchar *plugin_name(void)
1142 /* i18n: 'Fancy' here is name of the plugin, not the english word. */
1143 return _("Fancy HTML Viewer");
1146 const gchar *plugin_desc(void)
1148 return g_strdup_printf(_("This plugin renders HTML mail using the WebKit "
1149 "%d.%d.%d library.\nBy default all remote content is "
1151 "can be found in /Configuration/Preferences/Plugins/Fancy"),
1152 WEBKIT_MAJOR_VERSION, WEBKIT_MINOR_VERSION,
1153 WEBKIT_MICRO_VERSION);
1156 const gchar *plugin_type(void)
1161 const gchar *plugin_licence(void)
1166 const gchar *plugin_version(void)
1171 struct PluginFeature *plugin_provides(void)
1173 static struct PluginFeature features[] = {
1174 {PLUGIN_MIMEVIEWER, "text/html"},
1175 {PLUGIN_NOTHING, NULL}