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2006-07-07 [paul] 2.3.1cvs67
[claws.git] / src / mimeview.c
blob5ee7a17a08163634c47abbaa3ff7402cfaf60473
1 /*
2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20 #ifdef HAVE_CONFIG_H
21 # include "config.h"
22 #endif
23
24 #include "defs.h"
25
26 #include <glib.h>
27 #include <glib/gi18n.h>
28 #include <gdk/gdkkeysyms.h>
29 #include <gtk/gtknotebook.h>
30 #include <gtk/gtkscrolledwindow.h>
31 #include <gtk/gtkctree.h>
32 #include <gtk/gtkvbox.h>
33 #include <gtk/gtkhbox.h>
34 #include <gtk/gtkvpaned.h>
35 #include <gtk/gtktext.h>
36 #include <gtk/gtksignal.h>
37 #include <gtk/gtkmenu.h>
38 #include <gtk/gtkdnd.h>
39 #include <gtk/gtkselection.h>
40 #include <gtk/gtktooltips.h>
41 #include <gtk/gtkcontainer.h>
42 #include <gtk/gtkbutton.h>
43 #include <stdio.h>
44
45 #ifndef HAVE_APACHE_FNMATCH
46 /* kludge: apache's fnmatch clashes with <regex.h>, don't include
47 * fnmatch.h */
48 #include <fnmatch.h>
49 #endif
50
51 #include "main.h"
52 #include "mimeview.h"
53 #include "textview.h"
54 #include "procmime.h"
55 #include "summaryview.h"
56 #include "menu.h"
57 #include "filesel.h"
58 #include "alertpanel.h"
59 #include "inputdialog.h"
60 #include "utils.h"
61 #include "gtkutils.h"
62 #include "prefs_common.h"
63 #include "procheader.h"
64 #include "stock_pixmap.h"
65 #include "gtk/gtkvscrollbutton.h"
66 #include "gtk/logwindow.h"
67
68
69 typedef enum
70 {
71 COL_MIMETYPE = 0,
72 COL_SIZE = 1,
73 COL_NAME = 2
74 } MimeViewColumnPos;
75
76 #define N_MIMEVIEW_COLS 3
77
78 static void mimeview_set_multipart_tree (MimeView *mimeview,
79 MimeInfo *mimeinfo,
80 GtkCTreeNode *parent);
81 static GtkCTreeNode *mimeview_append_part (MimeView *mimeview,
82 MimeInfo *partinfo,
83 GtkCTreeNode *parent);
84 static void mimeview_show_message_part (MimeView *mimeview,
85 MimeInfo *partinfo);
86 static void mimeview_change_view_type (MimeView *mimeview,
87 MimeViewType type);
88 gchar *mimeview_get_filename_for_part (MimeInfo *partinfo,
89 const gchar *basedir,
90 gint number);
91 static gboolean mimeview_write_part (const gchar *filename,
92 MimeInfo *partinfo);
93
94 static void mimeview_selected (GtkCTree *ctree,
95 GtkCTreeNode *node,
96 gint column,
97 MimeView *mimeview);
98 static void mimeview_start_drag (GtkWidget *widget,
99 gint button,
100 GdkEvent *event,
101 MimeView *mimeview);
102 static gint mimeview_button_pressed (GtkWidget *widget,
103 GdkEventButton *event,
104 MimeView *mimeview);
105 static gint mimeview_key_pressed (GtkWidget *widget,
106 GdkEventKey *event,
107 MimeView *mimeview);
108
109 static void mimeview_drag_data_get (GtkWidget *widget,
110 GdkDragContext *drag_context,
111 GtkSelectionData *selection_data,
112 guint info,
113 guint time,
114 MimeView *mimeview);
115
116 static void mimeview_display_as_text (MimeView *mimeview);
117 static void mimeview_save_as (MimeView *mimeview);
118 static void mimeview_save_all (MimeView *mimeview);
119 static void mimeview_launch (MimeView *mimeview);
120 static void mimeview_open_with (MimeView *mimeview);
121 static void mimeview_open_part_with (MimeView *mimeview,
122 MimeInfo *partinfo);
123 static void mimeview_view_file (const gchar *filename,
124 MimeInfo *partinfo,
125 const gchar *cmdline,
126 MimeView *mimeview);
127 static gboolean icon_clicked_cb (GtkWidget *button,
128 GdkEventButton *event,
129 MimeView *mimeview);
130 static void icon_selected (MimeView *mimeview,
131 gint num,
132 MimeInfo *partinfo);
133 static gint icon_key_pressed (GtkWidget *button,
134 GdkEventKey *event,
135 MimeView *mimeview);
136 static void toggle_icon (GtkToggleButton *button,
137 MimeView *mimeview);
138 static void icon_list_append_icon (MimeView *mimeview,
139 MimeInfo *mimeinfo);
140 static void icon_list_create (MimeView *mimeview,
141 MimeInfo *mimeinfo);
142 static void icon_list_clear (MimeView *mimeview);
143 static void icon_list_toggle_by_mime_info (MimeView *mimeview,
144 MimeInfo *mimeinfo);
145 static gboolean icon_list_select_by_number(MimeView *mimeview,
146 gint number);
147 static void mime_toggle_button_cb (GtkWidget *button,
148 MimeView *mimeview);
149 static gboolean part_button_pressed (MimeView *mimeview,
150 GdkEventButton *event,
151 MimeInfo *partinfo);
152 static void icon_scroll_size_allocate_cb(GtkWidget *widget,
153 GtkAllocation *layout_size,
154 MimeView *mimeview);
155
156 static GtkItemFactoryEntry mimeview_popup_entries[] =
157 {
158 {N_("/_Open"), NULL, mimeview_launch, 0, NULL},
159 {N_("/Open _with..."), NULL, mimeview_open_with, 0, NULL},
160 {N_("/_Display as text"), NULL, mimeview_display_as_text, 0, NULL},
161 {N_("/_Save as..."), NULL, mimeview_save_as, 0, NULL},
162 {N_("/Save _all..."), NULL, mimeview_save_all, 0, NULL},
163 };
164
165 static GtkTargetEntry mimeview_mime_types[] =
166 {
167 {"text/uri-list", 0, 0}
168 };
169
170 GSList *mimeviewer_factories;
171 GSList *mimeviews;
172
173 MimeView *mimeview_create(MainWindow *mainwin)
174 {
175 MimeView *mimeview;
176
177 GtkWidget *paned;
178 GtkWidget *scrolledwin;
179 GtkWidget *ctree;
180 GtkWidget *mime_notebook;
181 GtkWidget *popupmenu;
182 GtkWidget *ctree_mainbox;
183 GtkWidget *vbox;
184 GtkWidget *mime_toggle;
185 GtkWidget *icon_mainbox;
186 GtkWidget *icon_scroll;
187 GtkWidget *icon_vbox;
188 GtkWidget *arrow;
189 GtkWidget *scrollbutton;
190 GtkWidget *hbox;
191 GtkTooltips *tooltips;
192 GtkItemFactory *popupfactory;
193 NoticeView *siginfoview;
194 gchar *titles[N_MIMEVIEW_COLS];
195 gint n_entries;
196 gint i;
197
198 debug_print("Creating MIME view...\n");
199 mimeview = g_new0(MimeView, 1);
200
201 titles[COL_MIMETYPE] = _("MIME Type");
202 titles[COL_SIZE] = _("Size");
203 titles[COL_NAME] = _("Name");
204
205 scrolledwin = gtk_scrolled_window_new(NULL, NULL);
206 gtk_widget_show(scrolledwin);
207 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
208 GTK_POLICY_AUTOMATIC,
209 GTK_POLICY_AUTOMATIC);
210
211 ctree = gtk_sctree_new_with_titles(N_MIMEVIEW_COLS, 0, titles);
212 gtk_widget_show(ctree);
213 gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_BROWSE);
214 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
215 gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_SIZE,
216 GTK_JUSTIFY_RIGHT);
217 gtk_clist_set_column_width(GTK_CLIST(ctree), COL_MIMETYPE, 240);
218 gtk_clist_set_column_width(GTK_CLIST(ctree), COL_SIZE, 90);
219 for (i = 0; i < N_MIMEVIEW_COLS; i++)
220 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[i].button,
221 GTK_CAN_FOCUS);
222 gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
223
224 g_signal_connect(G_OBJECT(ctree), "tree_select_row",
225 G_CALLBACK(mimeview_selected), mimeview);
226 g_signal_connect(G_OBJECT(ctree), "button_release_event",
227 G_CALLBACK(mimeview_button_pressed), mimeview);
228 g_signal_connect(G_OBJECT(ctree), "key_press_event",
229 G_CALLBACK(mimeview_key_pressed), mimeview);
230 g_signal_connect(G_OBJECT (ctree),"start_drag",
231 G_CALLBACK (mimeview_start_drag), mimeview);
232 g_signal_connect(G_OBJECT(ctree), "drag_data_get",
233 G_CALLBACK(mimeview_drag_data_get), mimeview);
234
235 mime_notebook = gtk_notebook_new();
236 gtk_widget_show(mime_notebook);
237 GTK_WIDGET_UNSET_FLAGS(mime_notebook, GTK_CAN_FOCUS);
238 gtk_notebook_set_show_tabs(GTK_NOTEBOOK(mime_notebook), FALSE);
239 gtk_notebook_set_show_border(GTK_NOTEBOOK(mime_notebook), FALSE);
240
241 icon_vbox = gtk_vbox_new(FALSE, 2);
242 gtk_widget_show(icon_vbox);
243 icon_scroll = gtk_layout_new(NULL, NULL);
244 gtk_widget_show(icon_scroll);
245 gtk_layout_put(GTK_LAYOUT(icon_scroll), icon_vbox, 0, 0);
246 scrollbutton = gtk_vscrollbutton_new(gtk_layout_get_vadjustment(GTK_LAYOUT(icon_scroll)));
247 gtk_widget_show(scrollbutton);
248
249 mime_toggle = gtk_toggle_button_new();
250 gtk_widget_show(mime_toggle);
251 arrow = gtk_arrow_new(GTK_ARROW_LEFT, GTK_SHADOW_NONE);
252 gtk_widget_show(arrow);
253 gtk_container_add(GTK_CONTAINER(mime_toggle), arrow);
254 g_signal_connect(G_OBJECT(mime_toggle), "toggled",
255 G_CALLBACK(mime_toggle_button_cb), mimeview);
256
257 icon_mainbox = gtk_vbox_new(FALSE, 0);
258 gtk_widget_show(icon_mainbox);
259 gtk_box_pack_start(GTK_BOX(icon_mainbox), mime_toggle, FALSE, FALSE, 0);
260 gtk_box_pack_start(GTK_BOX(icon_mainbox), icon_scroll, TRUE, TRUE, 3);
261 gtk_box_pack_end(GTK_BOX(icon_mainbox), scrollbutton, FALSE, FALSE, 0);
262 g_signal_connect(G_OBJECT(icon_mainbox), "size_allocate",
263 G_CALLBACK(icon_scroll_size_allocate_cb), mimeview);
264
265 ctree_mainbox = gtk_hbox_new(FALSE, 0);
266 gtk_box_pack_start(GTK_BOX(ctree_mainbox), scrolledwin, TRUE, TRUE, 0);
267
268 n_entries = sizeof(mimeview_popup_entries) /
269 sizeof(mimeview_popup_entries[0]);
270 popupmenu = menu_create_items(mimeview_popup_entries, n_entries,
271 "<MimeView>", &popupfactory, mimeview);
272 tooltips = gtk_tooltips_new();
273 gtk_tooltips_set_delay(tooltips, 0);
274
275 vbox = gtk_vbox_new(FALSE, 0);
276 gtk_widget_show(vbox);
277 siginfoview = noticeview_create(mainwin);
278 noticeview_hide(siginfoview);
279 noticeview_set_icon_clickable(siginfoview, TRUE);
280 gtk_box_pack_start(GTK_BOX(vbox), mime_notebook, TRUE, TRUE, 0);
281 gtk_box_pack_end(GTK_BOX(vbox), GTK_WIDGET_PTR(siginfoview), FALSE, FALSE, 0);
282
283 paned = gtk_vpaned_new();
284 gtk_widget_show(paned);
285 gtk_paned_set_gutter_size(GTK_PANED(paned), 0);
286 gtk_paned_pack1(GTK_PANED(paned), ctree_mainbox, FALSE, TRUE);
287 gtk_paned_pack2(GTK_PANED(paned), vbox, TRUE, TRUE);
288
289 hbox = gtk_hbox_new(FALSE, 0);
290 gtk_box_pack_start(GTK_BOX(hbox), paned, TRUE, TRUE, 0);
291 gtk_box_pack_start(GTK_BOX(hbox), icon_mainbox, FALSE, FALSE, 0);
292
293 gtk_widget_show(hbox);
294 gtk_widget_hide(ctree_mainbox);
295
296 mimeview->hbox = hbox;
297 mimeview->paned = paned;
298 mimeview->scrolledwin = scrolledwin;
299 mimeview->ctree = ctree;
300 mimeview->mime_notebook = mime_notebook;
301 mimeview->popupmenu = popupmenu;
302 mimeview->popupfactory = popupfactory;
303 mimeview->type = -1;
304 mimeview->ctree_mainbox = ctree_mainbox;
305 mimeview->icon_scroll = icon_scroll;
306 mimeview->icon_vbox = icon_vbox;
307 mimeview->icon_mainbox = icon_mainbox;
308 mimeview->icon_count = 0;
309 mimeview->mainwin = mainwin;
310 mimeview->tooltips = tooltips;
311 mimeview->oldsize = 60;
312 mimeview->mime_toggle = mime_toggle;
313 mimeview->siginfoview = siginfoview;
314
315 mimeview->target_list = gtk_target_list_new(mimeview_mime_types, 1);
316
317 mimeviews = g_slist_prepend(mimeviews, mimeview);
318
319 return mimeview;
320 }
321
322 void mimeview_init(MimeView *mimeview)
323 {
324 textview_init(mimeview->textview);
325
326 gtk_container_add(GTK_CONTAINER(mimeview->mime_notebook),
327 GTK_WIDGET_PTR(mimeview->textview));
328 }
329
330 void mimeview_show_message(MimeView *mimeview, MimeInfo *mimeinfo,
331 const gchar *file)
332 {
333 GtkCTree *ctree = GTK_CTREE(mimeview->ctree);
334 GtkCTreeNode *node;
335
336 mimeview_clear(mimeview);
337
338 g_return_if_fail(file != NULL);
339 g_return_if_fail(mimeinfo != NULL);
340
341 mimeview->mimeinfo = mimeinfo;
342
343 mimeview->file = g_strdup(file);
344
345 g_signal_handlers_block_by_func(G_OBJECT(ctree), mimeview_selected,
346 mimeview);
347
348 mimeview_set_multipart_tree(mimeview, mimeinfo, NULL);
349 icon_list_create(mimeview, mimeinfo);
350
351 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
352 mimeview_selected, mimeview);
353
354 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
355 if (node) {
356 gtk_ctree_select(ctree, node);
357 icon_list_toggle_by_mime_info
358 (mimeview, gtk_ctree_node_get_row_data(ctree, node));
359 gtkut_ctree_set_focus_row(ctree, node);
360 }
361 }
362
363 #ifdef USE_PTHREAD
364 static void mimeview_check_sig_cancel_now(MimeView *mimeview);
365 #endif
366
367 static void mimeview_free_mimeinfo(MimeView *mimeview)
368 {
369 gboolean defer = FALSE;
370 #ifdef USE_PTHREAD
371 defer = (mimeview->check_data != NULL);
372 if (defer)
373 mimeview->check_data->free_after_use = TRUE;
374 #endif
375 if (mimeview->mimeinfo != NULL && !defer) {
376 procmime_mimeinfo_free_all(mimeview->mimeinfo);
377 mimeview->mimeinfo = NULL;
378 } else if (defer) {
379 #ifdef USE_PTHREAD
380 debug_print("deferring free(mimeinfo) and cancelling check\n");
381 mimeview_check_sig_cancel_now(mimeview);
382 #endif
383 }
384 }
385
386 void mimeview_destroy(MimeView *mimeview)
387 {
388 GSList *cur;
389
390 for (cur = mimeview->viewers; cur != NULL; cur = g_slist_next(cur)) {
391 MimeViewer *viewer = (MimeViewer *) cur->data;
392 viewer->destroy_viewer(viewer);
393 }
394 g_slist_free(mimeview->viewers);
395 gtk_target_list_unref(mimeview->target_list);
396
397 mimeview_free_mimeinfo(mimeview);
398 #ifdef USE_PTHREAD
399 if (mimeview->check_data) {
400 mimeview->check_data->destroy_mimeview = TRUE;
401 debug_print("deferring destroy\n");
402 } else
403 #endif
404 {
405 g_free(mimeview->file);
406 g_free(mimeview);
407 mimeviews = g_slist_remove(mimeviews, mimeview);
408 }
409
410 }
411
412 MimeInfo *mimeview_get_selected_part(MimeView *mimeview)
413 {
414 return gtk_ctree_node_get_row_data
415 (GTK_CTREE(mimeview->ctree), mimeview->opened);
416 }
417
418 static void mimeview_set_multipart_tree(MimeView *mimeview,
419 MimeInfo *mimeinfo,
420 GtkCTreeNode *parent)
421 {
422 GtkCTreeNode *node;
423
424 g_return_if_fail(mimeinfo != NULL);
425
426 while (mimeinfo != NULL) {
427 node = mimeview_append_part(mimeview, mimeinfo, parent);
428
429 if (mimeinfo->node->children)
430 mimeview_set_multipart_tree(mimeview, (MimeInfo *) mimeinfo->node->children->data, node);
431 mimeinfo = mimeinfo->node->next != NULL ? (MimeInfo *) mimeinfo->node->next->data : NULL;
432 }
433 }
434
435 static const gchar *get_real_part_name(MimeInfo *partinfo)
436 {
437 const gchar *name = NULL;
438
439 name = procmime_mimeinfo_get_parameter(partinfo, "filename");
440 if (name == NULL)
441 name = procmime_mimeinfo_get_parameter(partinfo, "name");
442
443 return name;
444 }
445
446 static const gchar *get_part_name(MimeInfo *partinfo)
447 {
448 const gchar *name;
449
450 name = get_real_part_name(partinfo);
451 if (name == NULL)
452 name = "";
453
454 return name;
455 }
456
457 static const gchar *get_part_description(MimeInfo *partinfo)
458 {
459 if (partinfo->description)
460 return partinfo->description;
461 else
462 return get_part_name(partinfo);
463 }
464
465 static GtkCTreeNode *mimeview_append_part(MimeView *mimeview,
466 MimeInfo *partinfo,
467 GtkCTreeNode *parent)
468 {
469 GtkCTree *ctree = GTK_CTREE(mimeview->ctree);
470 GtkCTreeNode *node;
471 static gchar content_type[64];
472 gchar *str[N_MIMEVIEW_COLS];
473
474 if (partinfo->type != MIMETYPE_UNKNOWN && partinfo->subtype) {
475 g_snprintf(content_type, 64, "%s/%s", procmime_get_media_type_str(partinfo->type), partinfo->subtype);
476 } else {
477 g_snprintf(content_type, 64, "UNKNOWN");
478 }
479
480 str[COL_MIMETYPE] = content_type;
481 str[COL_SIZE] = to_human_readable(partinfo->length);
482 if (prefs_common.attach_desc)
483 str[COL_NAME] = (gchar *) get_part_description(partinfo);
484 else
485 str[COL_NAME] = (gchar *) get_part_name(partinfo);
486
487 node = gtk_sctree_insert_node(ctree, parent, NULL, str, 0,
488 NULL, NULL, NULL, NULL,
489 FALSE, TRUE);
490 gtk_ctree_node_set_row_data(ctree, node, partinfo);
491
492 return node;
493 }
494
495 static void mimeview_show_message_part(MimeView *mimeview, MimeInfo *partinfo)
496 {
497 FILE *fp;
498 const gchar *fname;
499
500 if (!partinfo) return;
501
502 fname = mimeview->file;
503 if (!fname) return;
504
505 if ((fp = g_fopen(fname, "rb")) == NULL) {
506 FILE_OP_ERROR(fname, "fopen");
507 return;
508 }
509
510 if (fseek(fp, partinfo->offset, SEEK_SET) < 0) {
511 FILE_OP_ERROR(mimeview->file, "fseek");
512 fclose(fp);
513 return;
514 }
515
516 mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
517 textview_show_part(mimeview->textview, partinfo, fp);
518
519 fclose(fp);
520 }
521
522 static MimeViewer *get_viewer_for_content_type(MimeView *mimeview, const gchar *content_type)
523 {
524 GSList *cur;
525 MimeViewerFactory *factory = NULL;
526 MimeViewer *viewer = NULL;
527
528 /*
529 * FNM_CASEFOLD is a GNU extension
530 * if its not defined copy the string to the stack and
531 * convert the copy to lower case
532 */
533 #ifndef FNM_CASEFOLD
534 #define FNM_CASEFOLD 0
535 Xstrdup_a(content_type, content_type, return NULL);
536 g_strdown((gchar *)content_type);
537 #endif
538
539 for (cur = mimeviewer_factories; cur != NULL; cur = g_slist_next(cur)) {
540 MimeViewerFactory *curfactory = cur->data;
541 gint i = 0;
542
543 while (curfactory->content_types[i] != NULL) {
544 if(!fnmatch(curfactory->content_types[i], content_type, FNM_CASEFOLD)) {
545 debug_print("%s\n", curfactory->content_types[i]);
546 factory = curfactory;
547 break;
548 }
549 i++;
550 }
551 if (factory != NULL)
552 break;
553 }
554 if (factory == NULL)
555 return NULL;
556
557 for (cur = mimeview->viewers; cur != NULL; cur = g_slist_next(cur)) {
558 MimeViewer *curviewer = cur->data;
559
560 if (curviewer->factory == factory)
561 return curviewer;
562 }
563 viewer = factory->create_viewer();
564 gtk_container_add(GTK_CONTAINER(mimeview->mime_notebook),
565 GTK_WIDGET(viewer->get_widget(viewer)));
566
567 mimeview->viewers = g_slist_append(mimeview->viewers, viewer);
568
569 return viewer;
570 }
571
572 static MimeViewer *get_viewer_for_mimeinfo(MimeView *mimeview, MimeInfo *partinfo)
573 {
574 gchar *content_type = NULL;
575 MimeViewer *viewer = NULL;
576
577 if ((partinfo->type == MIMETYPE_APPLICATION) &&
578 (!g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))) {
579 const gchar *filename;
580
581 filename = procmime_mimeinfo_get_parameter(partinfo, "filename");
582 if (filename == NULL)
583 filename = procmime_mimeinfo_get_parameter(partinfo, "name");
584 if (filename != NULL)
585 content_type = procmime_get_mime_type(filename);
586 } else {
587 content_type = procmime_get_content_type_str(partinfo->type, partinfo->subtype);
588 }
589
590 if (content_type != NULL) {
591 viewer = get_viewer_for_content_type(mimeview, content_type);
592 g_free(content_type);
593 }
594
595 return viewer;
596 }
597
598 gboolean mimeview_show_part(MimeView *mimeview, MimeInfo *partinfo)
599 {
600 MimeViewer *viewer;
601
602 viewer = get_viewer_for_mimeinfo(mimeview, partinfo);
603 if (viewer == NULL) {
604 if (mimeview->mimeviewer != NULL)
605 mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
606 mimeview->mimeviewer = NULL;
607 return FALSE;
608 }
609
610 if (mimeview->mimeviewer != NULL)
611 mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
612
613 if (mimeview->mimeviewer != viewer) {
614 mimeview->mimeviewer = viewer;
615 mimeview_change_view_type(mimeview, MIMEVIEW_VIEWER);
616 }
617 viewer->mimeview = mimeview;
618 viewer->show_mimepart(viewer, mimeview->file, partinfo);
619
620 return TRUE;
621 }
622
623 static void mimeview_change_view_type(MimeView *mimeview, MimeViewType type)
624 {
625 TextView *textview = mimeview->textview;
626
627 if ((mimeview->type != MIMEVIEW_VIEWER) &&
628 (mimeview->type == type)) return;
629
630 switch (type) {
631 case MIMEVIEW_TEXT:
632 gtk_notebook_set_current_page(GTK_NOTEBOOK(mimeview->mime_notebook),
633 gtk_notebook_page_num(GTK_NOTEBOOK(mimeview->mime_notebook),
634 GTK_WIDGET_PTR(textview)));
635 break;
636 case MIMEVIEW_VIEWER:
637 gtk_notebook_set_current_page(GTK_NOTEBOOK(mimeview->mime_notebook),
638 gtk_notebook_page_num(GTK_NOTEBOOK(mimeview->mime_notebook),
639 GTK_WIDGET(mimeview->mimeviewer->get_widget(mimeview->mimeviewer))));
640 break;
641 default:
642 return;
643 }
644
645 mimeview->type = type;
646 }
647
648 void mimeview_clear(MimeView *mimeview)
649 {
650 GtkCList *clist = NULL;
651
652 if (!mimeview)
653 return;
654
655 if (g_slist_find(mimeviews, mimeview) == NULL)
656 return;
657
658 clist = GTK_CLIST(mimeview->ctree);
659
660 noticeview_hide(mimeview->siginfoview);
661
662 gtk_clist_clear(clist);
663 textview_clear(mimeview->textview);
664 if (mimeview->mimeviewer != NULL)
665 mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
666
667 mimeview_free_mimeinfo(mimeview);
668
669 mimeview->mimeinfo = NULL;
670
671 mimeview->opened = NULL;
672
673 g_free(mimeview->file);
674 mimeview->file = NULL;
675
676 icon_list_clear(mimeview);
677 mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
678 }
679
680 static void check_signature_cb(GtkWidget *widget, gpointer user_data);
681 void mimeview_check_signature(MimeView *mimeview);
682 static void display_full_info_cb(GtkWidget *widget, gpointer user_data);
683
684 static void update_signature_noticeview(MimeView *mimeview, MimeInfo *mimeinfo,
685 gboolean special, SignatureStatus code)
686 {
687 gchar *text = NULL, *button_text = NULL;
688 void *func = NULL;
689 StockPixmap icon = STOCK_PIXMAP_PRIVACY_SIGNED;
690 SignatureStatus mycode = SIGNATURE_UNCHECKED;
691
692 g_return_if_fail(mimeview != NULL);
693 g_return_if_fail(mimeinfo != NULL);
694
695 if (special)
696 mycode = code;
697 else
698 mycode = privacy_mimeinfo_get_sig_status(mimeinfo);
699
700 switch (mycode) {
701 case SIGNATURE_UNCHECKED:
702 button_text = _("Check signature");
703 func = check_signature_cb;
704 icon = STOCK_PIXMAP_PRIVACY_SIGNED;
705 break;
706 case SIGNATURE_OK:
707 button_text = _("View full information");
708 func = display_full_info_cb;
709 icon = STOCK_PIXMAP_PRIVACY_PASSED;
710 break;
711 case SIGNATURE_WARN:
712 button_text = _("View full information");
713 func = display_full_info_cb;
714 icon = STOCK_PIXMAP_PRIVACY_WARN;
715 break;
716 case SIGNATURE_INVALID:
717 button_text = _("View full information");
718 func = display_full_info_cb;
719 icon = STOCK_PIXMAP_PRIVACY_FAILED;
720 break;
721 case SIGNATURE_CHECK_FAILED:
722 button_text = _("Check again");
723 func = check_signature_cb;
724 icon = STOCK_PIXMAP_PRIVACY_UNKNOWN;
725 case SIGNATURE_CHECK_TIMEOUT:
726 button_text = _("Check again");
727 func = check_signature_cb;
728 icon = STOCK_PIXMAP_PRIVACY_UNKNOWN;
729 default:
730 break;
731 }
732 if (mycode == SIGNATURE_UNCHECKED) {
733 gchar *tmp = privacy_mimeinfo_sig_info_short(mimeinfo);
734 text = g_strdup_printf("%s %s",
735 tmp, _("Click the icon or hit 'C' to check it."));
736 g_free(tmp);
737 } else if (mycode != SIGNATURE_CHECK_TIMEOUT) {
738 text = privacy_mimeinfo_sig_info_short(mimeinfo);
739 } else if (mycode == SIGNATURE_CHECK_TIMEOUT) {
740 text = g_strdup(_("Timeout checking the signature. Click the icon or hit 'C' to try again."));
741 }
742
743 noticeview_set_text(mimeview->siginfoview, text);
744 gtk_label_set_selectable(GTK_LABEL(mimeview->siginfoview->text), TRUE);
745
746 g_free(text);
747 noticeview_set_button_text(mimeview->siginfoview, NULL);
748 noticeview_set_button_press_callback(
749 mimeview->siginfoview,
750 G_CALLBACK(func),
751 (gpointer) mimeview);
752 noticeview_set_icon(mimeview->siginfoview, icon);
753 noticeview_set_tooltip(mimeview->siginfoview, button_text);
754 }
755
756 #ifdef USE_PTHREAD
757
758 /* reset all thread stuff, and do the cleanups we've been left to do */
759 static void mimeview_check_data_reset(MimeView *mimeview)
760 {
761 if (!mimeview->check_data)
762 return;
763
764 if (mimeview->check_data->free_after_use) {
765 debug_print("freeing deferred mimeinfo\n");
766 procmime_mimeinfo_free_all(mimeview->check_data->siginfo);
767 }
768 if (mimeview->check_data->destroy_mimeview) {
769 debug_print("freeing deferred mimeview\n");
770 g_free(mimeview->file);
771 g_free(mimeview);
772 mimeviews = g_slist_remove(mimeviews, mimeview);
773 }
774
775 g_free(mimeview->check_data);
776 mimeview->check_data = NULL;
777 }
778
779 /* GUI update once the checker thread is done or killed */
780 static gboolean mimeview_check_sig_thread_cb(void *data)
781 {
782 MimeView *mimeview = (MimeView *) data;
783 MimeInfo *mimeinfo = mimeview->siginfo;
784
785 debug_print("mimeview_check_sig_thread_cb\n");
786
787 if (mimeinfo == NULL) {
788 /* message changed !? */
789 g_warning("no more siginfo!\n");
790 goto end;
791 }
792
793 if (!mimeview->check_data) {
794 g_warning("nothing to check\n");
795 return FALSE;
796 }
797
798 if (mimeview->check_data->siginfo != mimeinfo) {
799 /* message changed !? */
800 g_warning("different siginfo!\n");
801 goto end;
802 }
803
804 if (mimeview->check_data->destroy_mimeview ||
805 mimeview->check_data->free_after_use) {
806 debug_print("not bothering, we're changing message\n");
807 goto end;
808 }
809
810 /* update status */
811 if (mimeview->check_data->timeout)
812 update_signature_noticeview(mimeview, mimeview->siginfo,
813 TRUE, SIGNATURE_CHECK_TIMEOUT);
814 else
815 update_signature_noticeview(mimeview, mimeview->siginfo,
816 FALSE, 0);
817 icon_list_clear(mimeview);
818 icon_list_create(mimeview, mimeview->mimeinfo);
819
820 end:
821 mimeview_check_data_reset(mimeview);
822 return FALSE;
823 }
824
825 /* sig checker thread */
826 static void *mimeview_check_sig_worker_thread(void *data)
827 {
828 MimeView *mimeview = (MimeView *)data;
829 MimeInfo *mimeinfo = mimeview->siginfo;
830
831 debug_print("checking...\n");
832
833 if (!mimeview->check_data)
834 return NULL;
835
836 if (mimeinfo && mimeinfo == mimeview->check_data->siginfo)
837 privacy_mimeinfo_check_signature(mimeinfo);
838 else {
839 /* that's strange! we changed message without
840 * getting killed. */
841 g_warning("different siginfo!\n");
842 mimeview_check_data_reset(mimeview);
843 return NULL;
844 }
845
846 /* use g_timeout so that GUI updates is done from the
847 * correct thread */
848 g_timeout_add(0,mimeview_check_sig_thread_cb,mimeview);
849
850 return NULL;
851 }
852
853 /* killer thread - acts when the checker didn't work fast
854 * enough. */
855 static void *mimeview_check_sig_cancel_thread(void *data)
856 {
857 MimeView *mimeview = (MimeView *)data;
858
859 if (!mimeview->check_data)
860 return NULL; /* nothing to kill ! */
861
862 /* wait for a few seconds... */
863 debug_print("waiting a while\n");
864
865 sleep(5);
866
867 if (!mimeview->check_data)
868 return NULL; /* nothing to kill, it's done in time :) */
869
870 /* too late, go away checker thread */
871 debug_print("killing checker thread\n");
872 pthread_cancel(mimeview->check_data->th);
873
874 /* tell upstream it was a timeout */
875 mimeview->check_data->timeout = TRUE;
876 /* use g_timeout so that GUI updates is done from the
877 * correct thread */
878 g_timeout_add(0,mimeview_check_sig_thread_cb,mimeview);
879
880 return NULL;
881 }
882
883 /* get rid of the checker thread right now - used when changing the
884 * displayed message for example. */
885 static void mimeview_check_sig_cancel_now(MimeView *mimeview)
886 {
887 if (!mimeview->check_data)
888 return;
889 debug_print("killing checker thread NOW\n");
890 pthread_cancel(mimeview->check_data->th);
891
892 /* tell upstream it was a timeout */
893 mimeview->check_data->timeout = TRUE;
894 mimeview_check_sig_thread_cb(mimeview);
895 return;
896 }
897
898 /* creates a thread to check the signature, and a second one
899 * to kill the first one after a timeout */
900 static void mimeview_check_sig_in_thread(MimeView *mimeview)
901 {
902 pthread_t th, th2;
903 pthread_attr_t detach, detach2;
904
905 if (mimeview->check_data) {
906 g_warning("already checking it");
907 return;
908 }
909
910 mimeview->check_data = g_new0(SigCheckData, 1);
911 mimeview->check_data->siginfo = mimeview->siginfo;
912 debug_print("creating thread\n");
913
914 pthread_attr_init(&detach);
915 pthread_attr_setdetachstate(&detach, TRUE);
916
917 pthread_attr_init(&detach2);
918 pthread_attr_setdetachstate(&detach2, TRUE);
919
920 /* create the checker thread */
921 if (pthread_create(&th, &detach,
922 mimeview_check_sig_worker_thread,
923 mimeview) != 0) {
924 /* arh. We'll do it synchronously. */
925 g_warning("can't create thread");
926 g_free(mimeview->check_data);
927 mimeview->check_data = NULL;
928 return;
929 } else
930 mimeview->check_data->th = th;
931
932 /* create the killer thread */
933 pthread_create(&th2, &detach2,
934 mimeview_check_sig_cancel_thread,
935 mimeview);
936 }
937 #endif
938
939 static void check_signature_cb(GtkWidget *widget, gpointer user_data)
940 {
941 MimeView *mimeview = (MimeView *) user_data;
942 MimeInfo *mimeinfo = mimeview->siginfo;
943
944 if (mimeinfo == NULL)
945 return;
946 #ifdef USE_PTHREAD
947 if (mimeview->check_data)
948 return;
949 #endif
950 noticeview_set_text(mimeview->siginfoview, _("Checking signature..."));
951 GTK_EVENTS_FLUSH();
952 #if (defined USE_PTHREAD && defined __GLIBC__ && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 3)))
953 /* let's do it non-blocking */
954 mimeview_check_sig_in_thread(mimeview);
955 if (!mimeview->check_data) /* let's check syncronously */
956 #endif
957 {
958 debug_print("checking without thread\n");
959 privacy_mimeinfo_check_signature(mimeinfo);
960 update_signature_noticeview(mimeview, mimeview->siginfo, FALSE, 0);
961 icon_list_clear(mimeview);
962 icon_list_create(mimeview, mimeview->mimeinfo);
963 }
964 }
965
966 void mimeview_check_signature(MimeView *mimeview)
967 {
968 check_signature_cb(NULL, mimeview);
969 }
970
971 static void redisplay_email(GtkWidget *widget, gpointer user_data)
972 {
973 MimeView *mimeview = (MimeView *) user_data;
974 GtkCTreeNode *node = mimeview->opened;
975 mimeview->opened = NULL;
976 mimeview_selected(GTK_CTREE(mimeview->ctree), node, 0, mimeview);
977 }
978
979 static void display_full_info_cb(GtkWidget *widget, gpointer user_data)
980 {
981 MimeView *mimeview = (MimeView *) user_data;
982 gchar *siginfo;
983
984 siginfo = privacy_mimeinfo_sig_info_full(mimeview->siginfo);
985 textview_set_text(mimeview->textview, siginfo);
986 g_free(siginfo);
987 noticeview_set_button_text(mimeview->siginfoview, NULL);
988 noticeview_set_button_press_callback(
989 mimeview->siginfoview,
990 G_CALLBACK(redisplay_email),
991 (gpointer) mimeview);
992 noticeview_set_tooltip(mimeview->siginfoview, _("Go back to email"));
993 }
994
995 static void update_signature_info(MimeView *mimeview, MimeInfo *selected)
996 {
997 MimeInfo *siginfo;
998 MimeInfo *first_text;
999
1000 g_return_if_fail(mimeview != NULL);
1001 g_return_if_fail(selected != NULL);
1002
1003 if (selected->type == MIMETYPE_MESSAGE
1004 && !g_ascii_strcasecmp(selected->subtype, "rfc822")) {
1005 /* if the first text part is signed, check that */
1006 first_text = selected;
1007 while (first_text && first_text->type != MIMETYPE_TEXT) {
1008 first_text = procmime_mimeinfo_next(first_text);
1009 }
1010 if (first_text) {
1011 update_signature_info(mimeview, first_text);
1012 return;
1013 }
1014 }
1015
1016 siginfo = selected;
1017 while (siginfo != NULL) {
1018 if (privacy_mimeinfo_is_signed(siginfo))
1019 break;
1020 siginfo = procmime_mimeinfo_parent(siginfo);
1021 }
1022 mimeview->siginfo = siginfo;
1023
1024 if (siginfo == NULL) {
1025 noticeview_hide(mimeview->siginfoview);
1026 return;
1027 }
1028
1029 update_signature_noticeview(mimeview, siginfo, FALSE, 0);
1030 noticeview_show(mimeview->siginfoview);
1031 }
1032
1033 static void mimeview_selected(GtkCTree *ctree, GtkCTreeNode *node, gint column,
1034 MimeView *mimeview)
1035 {
1036 MimeInfo *partinfo;
1037 if (mimeview->opened == node) return;
1038 mimeview->opened = node;
1039 mimeview->spec_part = NULL;
1040 gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1041
1042 partinfo = gtk_ctree_node_get_row_data(ctree, node);
1043 if (!partinfo) return;
1044
1045 /* ungrab the mouse event */
1046 if (GTK_WIDGET_HAS_GRAB(ctree)) {
1047 gtk_grab_remove(GTK_WIDGET(ctree));
1048 if (gdk_pointer_is_grabbed())
1049 gdk_pointer_ungrab(GDK_CURRENT_TIME);
1050 }
1051
1052 mimeview->textview->default_text = FALSE;
1053
1054 update_signature_info(mimeview, partinfo);
1055
1056 if (!mimeview_show_part(mimeview, partinfo)) {
1057 switch (partinfo->type) {
1058 case MIMETYPE_TEXT:
1059 case MIMETYPE_MESSAGE:
1060 case MIMETYPE_MULTIPART:
1061 mimeview_show_message_part(mimeview, partinfo);
1062
1063 break;
1064 default:
1065 mimeview->textview->default_text = TRUE;
1066 mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
1067 textview_clear(mimeview->textview);
1068 textview_show_mime_part(mimeview->textview, partinfo);
1069 break;
1070 }
1071 }
1072 }
1073
1074 static void mimeview_start_drag(GtkWidget *widget, gint button,
1075 GdkEvent *event, MimeView *mimeview)
1076 {
1077 GdkDragContext *context;
1078 MimeInfo *partinfo;
1079
1080 g_return_if_fail(mimeview != NULL);
1081
1082 partinfo = mimeview_get_selected_part(mimeview);
1083 if (partinfo->disposition == DISPOSITIONTYPE_INLINE) return;
1084
1085 context = gtk_drag_begin(widget, mimeview->target_list,
1086 GDK_ACTION_COPY, button, event);
1087 gtk_drag_set_icon_default(context);
1088 }
1089
1090 static gint mimeview_button_pressed(GtkWidget *widget, GdkEventButton *event,
1091 MimeView *mimeview)
1092 {
1093 GtkCList *clist = GTK_CLIST(widget);
1094 gint row, column;
1095
1096 if (!event) return FALSE;
1097
1098 if (event->button == 2 || event->button == 3) {
1099 if (!gtk_clist_get_selection_info(clist, event->x, event->y,
1100 &row, &column))
1101 return FALSE;
1102 gtk_clist_unselect_all(clist);
1103 gtk_clist_select_row(clist, row, column);
1104 gtkut_clist_set_focus_row(clist, row);
1105 }
1106 part_button_pressed(mimeview, event, mimeview_get_selected_part(mimeview));
1107
1108 return FALSE;
1109 }
1110
1111 /* from gdkevents.c */
1112 #define DOUBLE_CLICK_TIME 250
1113
1114 static gboolean part_button_pressed(MimeView *mimeview, GdkEventButton *event,
1115 MimeInfo *partinfo)
1116 {
1117 static MimeInfo *lastinfo;
1118 static guint32 lasttime;
1119
1120 if (event->button == 2 ||
1121 (event->button == 1 && (event->time - lasttime) < DOUBLE_CLICK_TIME && lastinfo == partinfo)) {
1122 /* call external program for image, audio or html */
1123 mimeview_launch(mimeview);
1124 return TRUE;
1125 } else if (event->button == 3) {
1126 if (partinfo && (partinfo->type == MIMETYPE_MESSAGE ||
1127 partinfo->type == MIMETYPE_IMAGE ||
1128 partinfo->type == MIMETYPE_MULTIPART))
1129 menu_set_sensitive(mimeview->popupfactory,
1130 "/Display as text", FALSE);
1131 else
1132 menu_set_sensitive(mimeview->popupfactory,
1133 "/Display as text", TRUE);
1134 if (partinfo &&
1135 partinfo->type == MIMETYPE_APPLICATION &&
1136 !g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))
1137 menu_set_sensitive(mimeview->popupfactory,
1138 "/Open", FALSE);
1139 else
1140 menu_set_sensitive(mimeview->popupfactory,
1141 "/Open", TRUE);
1142
1143 g_object_set_data(G_OBJECT(mimeview->popupmenu),
1144 "pop_partinfo", partinfo);
1145
1146 gtk_menu_popup(GTK_MENU(mimeview->popupmenu),
1147 NULL, NULL, NULL, NULL,
1148 event->button, event->time);
1149 return TRUE;
1150 }
1151
1152 lastinfo = partinfo;
1153 lasttime = event->time;
1154 return FALSE;
1155 }
1156
1157
1158 void mimeview_pass_key_press_event(MimeView *mimeview, GdkEventKey *event)
1159 {
1160 mimeview_key_pressed(mimeview->ctree, event, mimeview);
1161 }
1162
1163 #define BREAK_ON_MODIFIER_KEY() \
1164 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
1165
1166 #define KEY_PRESS_EVENT_STOP() \
1167 g_signal_stop_emission_by_name(G_OBJECT(ctree), \
1168 "key_press_event");
1169
1170 static gint mimeview_key_pressed(GtkWidget *widget, GdkEventKey *event,
1171 MimeView *mimeview)
1172 {
1173 SummaryView *summaryview;
1174 GtkCTree *ctree = GTK_CTREE(widget);
1175 GtkCTreeNode *node;
1176
1177 if (!event) return FALSE;
1178 if (!mimeview->opened) return FALSE;
1179
1180 summaryview = mimeview->messageview->mainwin->summaryview;
1181
1182 if (summaryview && quicksearch_has_focus(summaryview->quicksearch))
1183 return FALSE;
1184
1185 switch (event->keyval) {
1186 case GDK_space:
1187 if (textview_scroll_page(mimeview->textview, FALSE))
1188 return TRUE;
1189
1190 node = GTK_CTREE_NODE_NEXT(mimeview->opened);
1191 if (node) {
1192 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1193 gtk_sctree_select(GTK_SCTREE(ctree), node);
1194 return TRUE;
1195 }
1196 break;
1197 case GDK_BackSpace:
1198 textview_scroll_page(mimeview->textview, TRUE);
1199 return TRUE;
1200 case GDK_Return:
1201 textview_scroll_one_line(mimeview->textview,
1202 (event->state & GDK_MOD1_MASK) != 0);
1203 return TRUE;
1204 case GDK_n:
1205 case GDK_N:
1206 BREAK_ON_MODIFIER_KEY();
1207 if (!GTK_CTREE_NODE_NEXT(mimeview->opened)) break;
1208 KEY_PRESS_EVENT_STOP();
1209 g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
1210 GTK_SCROLL_STEP_FORWARD, 0.0);
1211 return TRUE;
1212 case GDK_p:
1213 case GDK_P:
1214 BREAK_ON_MODIFIER_KEY();
1215 if (!GTK_CTREE_NODE_PREV(mimeview->opened)) break;
1216 KEY_PRESS_EVENT_STOP();
1217 g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
1218 GTK_SCROLL_STEP_BACKWARD, 0.0);
1219 return TRUE;
1220 case GDK_y:
1221 BREAK_ON_MODIFIER_KEY();
1222 KEY_PRESS_EVENT_STOP();
1223 mimeview_save_as(mimeview);
1224 return TRUE;
1225 case GDK_t:
1226 BREAK_ON_MODIFIER_KEY();
1227 KEY_PRESS_EVENT_STOP();
1228 mimeview_display_as_text(mimeview);
1229 return TRUE;
1230 case GDK_l:
1231 BREAK_ON_MODIFIER_KEY();
1232 KEY_PRESS_EVENT_STOP();
1233 mimeview_launch(mimeview);
1234 return TRUE;
1235 case GDK_o:
1236 BREAK_ON_MODIFIER_KEY();
1237 KEY_PRESS_EVENT_STOP();
1238 mimeview_open_with(mimeview);
1239 return TRUE;
1240 case GDK_c:
1241 BREAK_ON_MODIFIER_KEY();
1242 KEY_PRESS_EVENT_STOP();
1243 mimeview_check_signature(mimeview);
1244 return TRUE;
1245 default:
1246 break;
1247 }
1248
1249 if (!mimeview->messageview->mainwin) return FALSE;
1250
1251 summary_pass_key_press_event(summaryview, event);
1252 return TRUE;
1253 }
1254
1255 static void mimeview_drag_data_get(GtkWidget *widget,
1256 GdkDragContext *drag_context,
1257 GtkSelectionData *selection_data,
1258 guint info,
1259 guint time,
1260 MimeView *mimeview)
1261 {
1262 gchar *filename = NULL, *uriname, *tmp;
1263 MimeInfo *partinfo;
1264
1265 if (!mimeview->opened) return;
1266 if (!mimeview->file) return;
1267
1268 partinfo = mimeview_get_selected_part(mimeview);
1269 if (!partinfo) return;
1270
1271 if (strlen(get_part_name(partinfo)) > 0) {
1272 filename = g_path_get_basename(get_part_name(partinfo));
1273 if (*filename == '\0') return;
1274 } else if (partinfo->type == MIMETYPE_MESSAGE
1275 && !g_ascii_strcasecmp(partinfo->subtype, "rfc822")) {
1276 gchar *name = NULL;
1277 GPtrArray *headers = NULL;
1278 FILE *fp;
1279
1280 fp = g_fopen(partinfo->data.filename, "rb");
1281 fseek(fp, partinfo->offset, SEEK_SET);
1282 headers = procheader_get_header_array_asis(fp);
1283 if (headers) {
1284 gint i;
1285 for (i = 0; i < headers->len; i++) {
1286 Header *header = g_ptr_array_index(headers, i);
1287 if (procheader_headername_equal(header->name, "Subject")) {
1288 unfold_line(header->body);
1289 name = g_strconcat(header->body, ".txt", NULL);
1290 subst_for_filename(name);
1291 }
1292 }
1293 procheader_header_array_destroy(headers);
1294 }
1295 fclose(fp);
1296 if (name)
1297 filename = g_path_get_basename(name);
1298 g_free(name);
1299 }
1300 if (filename == NULL)
1301 filename = g_path_get_basename("Unnamed part");
1302
1303
1304 tmp = g_filename_from_utf8(filename, -1, NULL, NULL, NULL);
1305
1306 if (tmp == NULL) {
1307 g_warning("filename not in UTF-8");
1308 tmp = g_strdup("Unnamed part");
1309 }
1310 filename = g_strconcat(get_mime_tmp_dir(), G_DIR_SEPARATOR_S,
1311 tmp, NULL);
1312
1313 g_free(tmp);
1314
1315 if (procmime_get_part(filename, partinfo) < 0)
1316 alertpanel_error
1317 (_("Can't save the part of multipart message."));
1318 uriname = g_strconcat("file://", filename, "\r\n", NULL);
1319
1320 gtk_selection_data_set(selection_data, selection_data->target, 8,
1321 (guchar *)uriname, strlen(uriname));
1322
1323 g_free(uriname);
1324 g_free(filename);
1325 }
1326
1327 /**
1328 * Returns a filename (with path) for an attachment
1329 * \param partinfo The attachment to save
1330 * \param basedir The target directory
1331 * \param number Used for dummy filename if attachment is unnamed
1332 */
1333 gchar *mimeview_get_filename_for_part(MimeInfo *partinfo,
1334 const gchar *basedir,
1335 gint number)
1336 {
1337 gchar *fullname;
1338 gchar *filename;
1339
1340 filename = g_strdup(get_part_name(partinfo));
1341 if (!filename || !*filename)
1342 filename = g_strdup_printf("noname.%d", number);
1343
1344 if (!g_utf8_validate(filename, -1, NULL)) {
1345 gchar *tmp = conv_filename_to_utf8(filename);
1346 g_free(filename);
1347 filename = tmp;
1348 }
1349
1350 subst_for_filename(filename);
1351
1352 fullname = g_strconcat
1353 (basedir, G_DIR_SEPARATOR_S, (filename[0] == G_DIR_SEPARATOR)
1354 ? &filename[1] : filename, NULL);
1355
1356 g_free(filename);
1357 filename = conv_filename_from_utf8(fullname);
1358 g_free(fullname);
1359 return filename;
1360 }
1361
1362 /**
1363 * Write a single attachment to file
1364 * \param filename Filename with path
1365 * \param partinfo Attachment to save
1366 */
1367 static gboolean mimeview_write_part(const gchar *filename,
1368 MimeInfo *partinfo)
1369 {
1370 gchar *dir;
1371
1372 dir= g_path_get_dirname(filename);
1373 if (!is_dir_exist(dir))
1374 make_dir_hier(dir);
1375 g_free(dir);
1376
1377 if (is_file_exist(filename)) {
1378 AlertValue aval;
1379 gchar *res;
1380 gchar *tmp;
1381
1382 if (!g_utf8_validate(filename, -1, NULL))
1383 tmp = conv_filename_to_utf8(filename);
1384 else
1385 tmp = g_strdup(filename);
1386
1387 res = g_strdup_printf(_("Overwrite existing file '%s'?"),
1388 tmp);
1389 g_free(tmp);
1390 aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
1391 GTK_STOCK_OK, NULL);
1392 g_free(res);
1393 if (G_ALERTALTERNATE != aval) return FALSE;
1394 }
1395
1396 if (procmime_get_part(filename, partinfo) < 0) {
1397 alertpanel_error
1398 (_("Can't save the part of multipart message."));
1399 return FALSE;
1400 }
1401
1402 return TRUE;
1403 }
1404
1405 /**
1406 * Menu callback: Save all attached files
1407 * \param mimeview Current display
1408 */
1409 static void mimeview_save_all(MimeView *mimeview)
1410 {
1411 MimeInfo *partinfo;
1412 gchar *dirname;
1413 gchar *startdir = NULL;
1414 gint number = 1;
1415
1416 if (!mimeview->opened) return;
1417 if (!mimeview->file) return;
1418 if (!mimeview->mimeinfo) return;
1419
1420 partinfo = mimeview->mimeinfo;
1421 if (prefs_common.attach_save_dir)
1422 startdir = g_strconcat(prefs_common.attach_save_dir,
1423 G_DIR_SEPARATOR_S, NULL);
1424
1425 dirname = filesel_select_file_save_folder(_("Select destination folder"), startdir);
1426 if (!dirname) {
1427 g_free(startdir);
1428 return;
1429 }
1430
1431 if (!is_dir_exist (dirname)) {
1432 alertpanel_error(_("'%s' is not a directory."),
1433 dirname);
1434 g_free(startdir);
1435 return;
1436 }
1437
1438 if (dirname[strlen(dirname)-1] == G_DIR_SEPARATOR)
1439 dirname[strlen(dirname)-1] = '\0';
1440
1441 /* Skip the first part, that is sometimes DISPOSITIONTYPE_UNKNOWN */
1442 if (partinfo && partinfo->type == MIMETYPE_MESSAGE)
1443 partinfo = procmime_mimeinfo_next(partinfo);
1444 if (partinfo && partinfo->type == MIMETYPE_MULTIPART) {
1445 partinfo = procmime_mimeinfo_next(partinfo);
1446 if (partinfo && partinfo->type == MIMETYPE_TEXT)
1447 partinfo = procmime_mimeinfo_next(partinfo);
1448 }
1449
1450 while (partinfo != NULL) {
1451 if (partinfo->type != MIMETYPE_MESSAGE &&
1452 partinfo->type != MIMETYPE_MULTIPART &&
1453 (partinfo->disposition != DISPOSITIONTYPE_INLINE
1454 || get_real_part_name(partinfo) != NULL)) {
1455 gchar *filename = mimeview_get_filename_for_part
1456 (partinfo, dirname, number++);
1457
1458 mimeview_write_part(filename, partinfo);
1459 g_free(filename);
1460 }
1461 partinfo = procmime_mimeinfo_next(partinfo);
1462 }
1463
1464 g_free(prefs_common.attach_save_dir);
1465 g_free(startdir);
1466 prefs_common.attach_save_dir = g_strdup(dirname);
1467 }
1468
1469 static MimeInfo *mimeview_get_part_to_use(MimeView *mimeview)
1470 {
1471 MimeInfo *partinfo = NULL;
1472 if (mimeview->spec_part) {
1473 partinfo = mimeview->spec_part;
1474 mimeview->spec_part = NULL;
1475 } else {
1476 partinfo = mimeview_get_selected_part(mimeview);
1477 if (!partinfo) {
1478 partinfo = (MimeInfo *) g_object_get_data
1479 (G_OBJECT(mimeview->popupmenu),
1480 "pop_partinfo");
1481 g_object_set_data(G_OBJECT(mimeview->popupmenu),
1482 "pop_partinfo", NULL);
1483 }
1484 }
1485
1486 return partinfo;
1487 }
1488 /**
1489 * Menu callback: Save the selected attachment
1490 * \param mimeview Current display
1491 */
1492 static void mimeview_save_as(MimeView *mimeview)
1493 {
1494 gchar *filename;
1495 gchar *filepath = NULL;
1496 gchar *filedir = NULL;
1497 MimeInfo *partinfo;
1498 gchar *partname = NULL;
1499
1500 if (!mimeview->opened) return;
1501 if (!mimeview->file) return;
1502
1503 partinfo = mimeview_get_part_to_use(mimeview);
1504
1505 g_return_if_fail(partinfo != NULL);
1506
1507 if (get_part_name(partinfo) == NULL) {
1508 return;
1509 }
1510 partname = g_strdup(get_part_name(partinfo));
1511
1512 if (!g_utf8_validate(partname, -1, NULL)) {
1513 gchar *tmp = conv_filename_to_utf8(partname);
1514 g_free(partname);
1515 partname = tmp;
1516 }
1517
1518 subst_for_filename(partname);
1519
1520 if (prefs_common.attach_save_dir)
1521 filepath = g_strconcat(prefs_common.attach_save_dir,
1522 G_DIR_SEPARATOR_S, partname, NULL);
1523 else
1524 filepath = g_strdup(partname);
1525
1526 g_free(partname);
1527
1528 filename = filesel_select_file_save(_("Save as"), filepath);
1529 if (!filename) {
1530 g_free(filepath);
1531 return;
1532 }
1533
1534 mimeview_write_part(filename, partinfo);
1535
1536 filedir = g_path_get_dirname(filename);
1537 if (filedir && strcmp(filedir, ".")) {
1538 g_free(prefs_common.attach_save_dir);
1539 prefs_common.attach_save_dir = g_strdup(filedir);
1540 }
1541
1542 g_free(filedir);
1543 g_free(filepath);
1544 }
1545
1546 static void mimeview_display_as_text(MimeView *mimeview)
1547 {
1548 MimeInfo *partinfo;
1549
1550 if (!mimeview->opened) return;
1551
1552 partinfo = mimeview_get_part_to_use(mimeview);
1553
1554 g_return_if_fail(partinfo != NULL);
1555 mimeview_show_message_part(mimeview, partinfo);
1556 }
1557
1558 static void mimeview_launch(MimeView *mimeview)
1559 {
1560 MimeInfo *partinfo;
1561 gchar *filename;
1562
1563 if (!mimeview->opened) return;
1564 if (!mimeview->file) return;
1565
1566 partinfo = mimeview_get_part_to_use(mimeview);
1567
1568 g_return_if_fail(partinfo != NULL);
1569
1570 filename = procmime_get_tmp_file_name(partinfo);
1571
1572 if (procmime_get_part(filename, partinfo) < 0)
1573 alertpanel_error
1574 (_("Can't save the part of multipart message."));
1575 else
1576 mimeview_view_file(filename, partinfo, NULL, mimeview);
1577
1578 g_free(filename);
1579 }
1580
1581 static void mimeview_open_with(MimeView *mimeview)
1582 {
1583 MimeInfo *partinfo;
1584
1585 if (!mimeview) return;
1586 if (!mimeview->opened) return;
1587 if (!mimeview->file) return;
1588
1589 partinfo = mimeview_get_part_to_use(mimeview);
1590
1591 mimeview_open_part_with(mimeview, partinfo);
1592 }
1593
1594 static void mimeview_open_part_with(MimeView *mimeview, MimeInfo *partinfo)
1595 {
1596 gchar *filename;
1597 gchar *cmd;
1598 gchar *mime_command = NULL;
1599 gchar *content_type = NULL;
1600
1601 g_return_if_fail(partinfo != NULL);
1602
1603 filename = procmime_get_tmp_file_name(partinfo);
1604
1605 if (procmime_get_part(filename, partinfo) < 0) {
1606 alertpanel_error
1607 (_("Can't save the part of multipart message."));
1608 g_free(filename);
1609 return;
1610 }
1611
1612 if (!prefs_common.mime_open_cmd_history)
1613 prefs_common.mime_open_cmd_history =
1614 add_history(NULL, prefs_common.mime_open_cmd);
1615
1616 if ((partinfo->type == MIMETYPE_APPLICATION) &&
1617 (!g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))) {
1618 /* guess content-type from filename */
1619 content_type = procmime_get_mime_type(filename);
1620 }
1621 if (content_type == NULL) {
1622 content_type = procmime_get_content_type_str(partinfo->type,
1623 partinfo->subtype);
1624 }
1625 mime_command = mailcap_get_command_for_type(content_type);
1626
1627 if (mime_command == NULL) {
1628 /* try with extension this time */
1629 g_free(content_type);
1630 content_type = procmime_get_mime_type(filename);
1631 mime_command = mailcap_get_command_for_type(content_type);
1632 }
1633
1634 g_free(content_type);
1635 cmd = input_dialog_combo
1636 (_("Open with"),
1637 _("Enter the command line to open file:\n"
1638 "('%s' will be replaced with file name)"),
1639 mime_command ? mime_command : prefs_common.mime_open_cmd,
1640 prefs_common.mime_open_cmd_history,
1641 TRUE);
1642 g_free(mime_command);
1643 if (cmd) {
1644 mimeview_view_file(filename, partinfo, cmd, mimeview);
1645 g_free(prefs_common.mime_open_cmd);
1646 prefs_common.mime_open_cmd = cmd;
1647 prefs_common.mime_open_cmd_history =
1648 add_history(prefs_common.mime_open_cmd_history, cmd);
1649 }
1650
1651 g_free(filename);
1652 }
1653
1654 static void mimeview_view_file(const gchar *filename, MimeInfo *partinfo,
1655 const gchar *cmdline, MimeView *mimeview)
1656 {
1657 static gchar *default_image_cmdline = DEFAULT_IMAGE_VIEWER_CMD;
1658 static gchar *default_audio_cmdline = DEFAULT_AUDIO_PLAYER_CMD;
1659 static gchar *default_html_cmdline = DEFAULT_BROWSER_CMD;
1660 static gchar *mime_cmdline = DEFAULT_MIME_CMD;
1661 gchar buf[1024];
1662 gchar m_buf[1024];
1663 const gchar *cmd;
1664 const gchar *def_cmd;
1665 const gchar *p;
1666
1667 if (cmdline) {
1668 cmd = cmdline;
1669 def_cmd = NULL;
1670 } else if (MIMETYPE_APPLICATION == partinfo->type &&
1671 !g_ascii_strcasecmp(partinfo->subtype, "octet-stream")) {
1672 mimeview_open_part_with(mimeview, partinfo);
1673 return;
1674 } else if (MIMETYPE_IMAGE == partinfo->type) {
1675 cmd = prefs_common.mime_image_viewer;
1676 def_cmd = default_image_cmdline;
1677 } else if (MIMETYPE_AUDIO == partinfo->type) {
1678 cmd = prefs_common.mime_audio_player;
1679 def_cmd = default_audio_cmdline;
1680 } else if (MIMETYPE_TEXT == partinfo->type && !strcmp(partinfo->subtype, "html")) {
1681 cmd = prefs_common.uri_cmd;
1682 def_cmd = default_html_cmdline;
1683 } else {
1684 gchar *content_type;
1685
1686 content_type = procmime_get_content_type_str(partinfo->type, partinfo->subtype);
1687 g_snprintf(m_buf, sizeof(m_buf), mime_cmdline,
1688 content_type, "%s");
1689 g_free(content_type);
1690 cmd = m_buf;
1691 def_cmd = NULL;
1692 }
1693
1694 if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' &&
1695 !strchr(p + 2, '%'))
1696 g_snprintf(buf, sizeof(buf), cmd, filename);
1697 else {
1698 if (cmd)
1699 g_warning("MIME viewer command line is invalid: '%s'", cmd);
1700 if (def_cmd)
1701 g_snprintf(buf, sizeof(buf), def_cmd, filename);
1702 else {
1703 mimeview_open_part_with(mimeview, partinfo);
1704 return;
1705 }
1706 }
1707
1708 if (execute_command_line(buf, TRUE) != 0)
1709 mimeview_open_part_with(mimeview, partinfo);
1710 }
1711
1712 void mimeview_register_viewer_factory(MimeViewerFactory *factory)
1713 {
1714 mimeviewer_factories = g_slist_append(mimeviewer_factories, factory);
1715 }
1716
1717 static gint cmp_viewer_by_factroy(gconstpointer a, gconstpointer b)
1718 {
1719 return ((MimeViewer *) a)->factory == (MimeViewerFactory *) b ? 0 : -1;
1720 }
1721
1722 void mimeview_unregister_viewer_factory(MimeViewerFactory *factory)
1723 {
1724 GSList *mimeview_list, *viewer_list;
1725
1726 for (mimeview_list = mimeviews; mimeview_list != NULL; mimeview_list = g_slist_next(mimeview_list)) {
1727 MimeView *mimeview = (MimeView *) mimeview_list->data;
1728
1729 if (mimeview->mimeviewer && mimeview->mimeviewer->factory == factory) {
1730 mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
1731 mimeview->mimeviewer = NULL;
1732 }
1733
1734 while ((viewer_list = g_slist_find_custom(mimeview->viewers, factory, cmp_viewer_by_factroy)) != NULL) {
1735 MimeViewer *mimeviewer = (MimeViewer *) viewer_list->data;
1736
1737 mimeviewer->destroy_viewer(mimeviewer);
1738 mimeview->viewers = g_slist_remove(mimeview->viewers, mimeviewer);
1739 }
1740 }
1741
1742 mimeviewer_factories = g_slist_remove(mimeviewer_factories, factory);
1743 }
1744
1745 static gboolean icon_clicked_cb (GtkWidget *button, GdkEventButton *event, MimeView *mimeview)
1746 {
1747 gint num;
1748 MimeInfo *partinfo;
1749
1750 num = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(button), "icon_number"));
1751 partinfo = g_object_get_data(G_OBJECT(button), "partinfo");
1752
1753 icon_selected(mimeview, num, partinfo);
1754 gtk_widget_grab_focus(button);
1755 if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) {
1756 toggle_icon(GTK_TOGGLE_BUTTON(button), mimeview);
1757 if (event->button == 2 || event->button == 3)
1758 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button),
1759 TRUE);
1760 }
1761
1762 part_button_pressed(mimeview, event, partinfo);
1763
1764 return FALSE;
1765 }
1766
1767 static void icon_selected (MimeView *mimeview, gint num, MimeInfo *partinfo)
1768 {
1769 GtkCTreeNode *node;
1770 node = gtk_ctree_find_by_row_data(GTK_CTREE(mimeview->ctree), NULL, partinfo);
1771 if (node)
1772 gtk_ctree_select(GTK_CTREE(mimeview->ctree), node);
1773 }
1774
1775 #undef KEY_PRESS_EVENT_STOP
1776 #define KEY_PRESS_EVENT_STOP() \
1777 g_signal_stop_emission_by_name(G_OBJECT(button), \
1778 "key_press_event");
1779
1780 static gint icon_key_pressed(GtkWidget *button, GdkEventKey *event,
1781 MimeView *mimeview)
1782 {
1783 gint num;
1784 MimeInfo *partinfo;
1785 SummaryView *summaryview;
1786 TextView *textview;
1787
1788 num = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(button), "icon_number"));
1789 partinfo = g_object_get_data(G_OBJECT(button), "partinfo");
1790
1791 if (!event) return FALSE;
1792
1793 textview = mimeview->textview;
1794
1795 switch (event->keyval) {
1796 case GDK_space:
1797 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) {
1798 /* stop the button being untoggled */
1799 KEY_PRESS_EVENT_STOP();
1800 if (textview_scroll_page(textview, FALSE))
1801 return TRUE;
1802
1803 if (icon_list_select_by_number(mimeview, num + 1))
1804 return TRUE;
1805 } else {
1806 icon_selected(mimeview, num, partinfo);
1807 toggle_icon(GTK_TOGGLE_BUTTON(button), mimeview);
1808 return TRUE;
1809 }
1810
1811 break;
1812 case GDK_BackSpace:
1813 textview_scroll_page(textview, TRUE);
1814 return TRUE;
1815 case GDK_Return:
1816 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) {
1817 KEY_PRESS_EVENT_STOP();
1818 textview_scroll_one_line(textview,
1819 (event->state & GDK_MOD1_MASK) != 0);
1820 return TRUE;
1821 } else {
1822 icon_selected(mimeview, num, partinfo);
1823 toggle_icon(GTK_TOGGLE_BUTTON(button), mimeview);
1824 return TRUE;
1825 }
1826
1827 case GDK_n:
1828 case GDK_N:
1829 BREAK_ON_MODIFIER_KEY();
1830 if (icon_list_select_by_number(mimeview, num + 1)) {
1831 KEY_PRESS_EVENT_STOP();
1832 return TRUE;
1833 }
1834 break;
1835
1836 case GDK_p:
1837 case GDK_P:
1838 BREAK_ON_MODIFIER_KEY();
1839 if (icon_list_select_by_number(mimeview, num - 1)) {
1840 KEY_PRESS_EVENT_STOP();
1841 return TRUE;
1842 }
1843 break;
1844
1845 case GDK_y:
1846 BREAK_ON_MODIFIER_KEY();
1847 KEY_PRESS_EVENT_STOP();
1848 mimeview_save_as(mimeview);
1849 return TRUE;
1850 case GDK_t:
1851 BREAK_ON_MODIFIER_KEY();
1852 KEY_PRESS_EVENT_STOP();
1853 mimeview_display_as_text(mimeview);
1854 return TRUE;
1855 case GDK_l:
1856 BREAK_ON_MODIFIER_KEY();
1857 KEY_PRESS_EVENT_STOP();
1858 mimeview_launch(mimeview);
1859 return TRUE;
1860 case GDK_o:
1861 BREAK_ON_MODIFIER_KEY();
1862 KEY_PRESS_EVENT_STOP();
1863 mimeview_open_with(mimeview);
1864 return TRUE;
1865 case GDK_c:
1866 BREAK_ON_MODIFIER_KEY();
1867 KEY_PRESS_EVENT_STOP();
1868 mimeview_check_signature(mimeview);
1869 return TRUE;
1870 default:
1871 break;
1872 }
1873
1874 if (!mimeview->messageview->mainwin) return FALSE;
1875 summaryview = mimeview->messageview->mainwin->summaryview;
1876 return summary_pass_key_press_event(summaryview, event);
1877 }
1878
1879 static void toggle_icon(GtkToggleButton *button, MimeView *mimeview)
1880 {
1881 GList *child;
1882
1883 child = gtk_container_get_children(GTK_CONTAINER(mimeview->icon_vbox));
1884 for (; child != NULL; child = g_list_next(child)) {
1885 if (GTK_IS_TOGGLE_BUTTON(child->data) &&
1886 GTK_TOGGLE_BUTTON(child->data) != button &&
1887 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(child->data)))
1888 gtk_toggle_button_set_active
1889 (GTK_TOGGLE_BUTTON(child->data),
1890 FALSE);
1891 }
1892 }
1893
1894 static void icon_list_append_icon (MimeView *mimeview, MimeInfo *mimeinfo)
1895 {
1896 GtkWidget *pixmap = NULL;
1897 GtkWidget *vbox;
1898 GtkWidget *button;
1899 gchar *tip;
1900 gchar *tiptmp;
1901 const gchar *desc = NULL;
1902 gchar *sigshort = NULL;
1903 gchar *content_type;
1904 StockPixmap stockp;
1905 MimeInfo *partinfo;
1906 MimeInfo *siginfo = NULL;
1907 MimeInfo *encrypted = NULL;
1908
1909 vbox = mimeview->icon_vbox;
1910 mimeview->icon_count++;
1911 button = gtk_toggle_button_new();
1912 gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);
1913 g_object_set_data(G_OBJECT(button), "icon_number",
1914 GINT_TO_POINTER(mimeview->icon_count));
1915 g_object_set_data(G_OBJECT(button), "partinfo",
1916 mimeinfo);
1917
1918 switch (mimeinfo->type) {
1919
1920 case MIMETYPE_TEXT:
1921 if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "html"))
1922 stockp = STOCK_PIXMAP_MIME_TEXT_HTML;
1923 else if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "enriched"))
1924 stockp = STOCK_PIXMAP_MIME_TEXT_ENRICHED;
1925 else
1926 stockp = STOCK_PIXMAP_MIME_TEXT_PLAIN;
1927 break;
1928 case MIMETYPE_MESSAGE:
1929 stockp = STOCK_PIXMAP_MIME_MESSAGE;
1930 break;
1931 case MIMETYPE_APPLICATION:
1932 stockp = STOCK_PIXMAP_MIME_APPLICATION;
1933 break;
1934 case MIMETYPE_IMAGE:
1935 stockp = STOCK_PIXMAP_MIME_IMAGE;
1936 break;
1937 case MIMETYPE_AUDIO:
1938 stockp = STOCK_PIXMAP_MIME_AUDIO;
1939 break;
1940 default:
1941 stockp = STOCK_PIXMAP_MIME_UNKNOWN;
1942 break;
1943 }
1944
1945 partinfo = mimeinfo;
1946 while (partinfo != NULL) {
1947 if (privacy_mimeinfo_is_signed(partinfo)) {
1948 siginfo = partinfo;
1949 break;
1950 }
1951 if (privacy_mimeinfo_is_encrypted(partinfo)) {
1952 encrypted = partinfo;
1953 break;
1954 }
1955 partinfo = procmime_mimeinfo_parent(partinfo);
1956 }
1957
1958 if (siginfo != NULL) {
1959 switch (privacy_mimeinfo_get_sig_status(siginfo)) {
1960 case SIGNATURE_UNCHECKED:
1961 case SIGNATURE_CHECK_FAILED:
1962 case SIGNATURE_CHECK_TIMEOUT:
1963 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1964 STOCK_PIXMAP_PRIVACY_EMBLEM_SIGNED, OVERLAY_BOTTOM_RIGHT, 6, 3);
1965 break;
1966 case SIGNATURE_OK:
1967 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1968 STOCK_PIXMAP_PRIVACY_EMBLEM_PASSED, OVERLAY_BOTTOM_RIGHT, 6, 3);
1969 break;
1970 case SIGNATURE_WARN:
1971 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1972 STOCK_PIXMAP_PRIVACY_EMBLEM_WARN, OVERLAY_BOTTOM_RIGHT, 6, 3);
1973 break;
1974 case SIGNATURE_INVALID:
1975 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1976 STOCK_PIXMAP_PRIVACY_EMBLEM_FAILED, OVERLAY_BOTTOM_RIGHT, 6, 3);
1977 break;
1978 }
1979 sigshort = privacy_mimeinfo_sig_info_short(siginfo);
1980 } else if (encrypted != NULL) {
1981 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1982 STOCK_PIXMAP_PRIVACY_EMBLEM_ENCRYPTED, OVERLAY_BOTTOM_RIGHT, 6, 3);
1983 } else {
1984 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp, 0,
1985 OVERLAY_NONE, 6, 3);
1986 }
1987 gtk_container_add(GTK_CONTAINER(button), pixmap);
1988
1989 if (!desc) {
1990 if (prefs_common.attach_desc)
1991 desc = get_part_description(mimeinfo);
1992 else
1993 desc = get_part_name(mimeinfo);
1994 }
1995
1996 content_type = procmime_get_content_type_str(mimeinfo->type,
1997 mimeinfo->subtype);
1998
1999 tip = g_strjoin("\n", content_type,
2000 to_human_readable(mimeinfo->length), NULL);
2001 g_free(content_type);
2002 if (desc && *desc) {
2003 gchar *tmp = NULL;
2004 if (!g_utf8_validate(desc, -1, NULL)) {
2005 tmp = conv_filename_to_utf8(desc);
2006 } else {
2007 tmp = g_strdup(desc);
2008 }
2009 tiptmp = g_strjoin("\n", tmp, tip, NULL);
2010 g_free(tip);
2011 tip = tiptmp;
2012 g_free(tmp);
2013 }
2014 if (sigshort && *sigshort) {
2015 tiptmp = g_strjoin("\n", tip, sigshort, NULL);
2016 g_free(tip);
2017 tip = tiptmp;
2018 }
2019 g_free(sigshort);
2020
2021 gtk_tooltips_set_tip(mimeview->tooltips, button, tip, NULL);
2022 g_free(tip);
2023 gtk_widget_show_all(button);
2024 gtk_drag_source_set(button, GDK_BUTTON1_MASK|GDK_BUTTON3_MASK,
2025 mimeview_mime_types, 1, GDK_ACTION_COPY);
2026 g_signal_connect(G_OBJECT(button), "button_release_event",
2027 G_CALLBACK(icon_clicked_cb), mimeview);
2028 g_signal_connect(G_OBJECT(button), "key_press_event",
2029 G_CALLBACK(icon_key_pressed), mimeview);
2030 g_signal_connect(G_OBJECT(button), "drag_data_get",
2031 G_CALLBACK(mimeview_drag_data_get), mimeview);
2032 gtk_box_pack_start(GTK_BOX(vbox), button, FALSE, FALSE, 0);
2033
2034 }
2035
2036 static void icon_list_clear (MimeView *mimeview)
2037 {
2038 GList *child;
2039 GtkAdjustment *adj;
2040
2041 child = gtk_container_children(GTK_CONTAINER(mimeview->icon_vbox));
2042 for (; child != NULL; child = g_list_next(child)) {
2043 gtkut_container_remove(GTK_CONTAINER(mimeview->icon_vbox),
2044 GTK_WIDGET(child->data));
2045 gtk_widget_destroy(GTK_WIDGET(child->data));
2046 }
2047 g_list_free(child);
2048 mimeview->icon_count = 0;
2049 adj = gtk_layout_get_vadjustment(GTK_LAYOUT(mimeview->icon_scroll));
2050 gtk_adjustment_set_value(adj, adj->lower);
2051 }
2052
2053 static void icon_list_toggle_by_mime_info(MimeView *mimeview,
2054 MimeInfo *mimeinfo)
2055 {
2056 GList *child;
2057
2058 child = gtk_container_children(GTK_CONTAINER(mimeview->icon_vbox));
2059 for (; child != NULL; child = g_list_next(child)) {
2060 if (GTK_IS_TOGGLE_BUTTON(child->data) &&
2061 g_object_get_data(G_OBJECT(child->data),
2062 "partinfo") == (gpointer)mimeinfo) {
2063 toggle_icon(GTK_TOGGLE_BUTTON(child->data), mimeview);
2064 gtk_toggle_button_set_active
2065 (GTK_TOGGLE_BUTTON(child->data), TRUE);
2066 }
2067 }
2068 }
2069
2070 /*!
2071 *\brief Used to 'click' the next or previous icon.
2072 *
2073 *\return true if the icon 'number' exists and was selected.
2074 */
2075 static gboolean icon_list_select_by_number(MimeView *mimeview,
2076 gint number)
2077 {
2078 GList *child;
2079
2080 if (number == 0) return FALSE;
2081 child = gtk_container_children(GTK_CONTAINER(mimeview->icon_vbox));
2082 for (; child != NULL; child = g_list_next(child)) {
2083 if (GTK_IS_TOGGLE_BUTTON(child->data) &&
2084 GPOINTER_TO_INT(g_object_get_data(G_OBJECT(child->data),
2085 "icon_number")) == number) {
2086 icon_selected(mimeview, number,
2087 (MimeInfo*)g_object_get_data(G_OBJECT(child->data),
2088 "partinfo"));
2089 toggle_icon(GTK_TOGGLE_BUTTON(child->data), mimeview);
2090 gtk_toggle_button_set_active
2091 (GTK_TOGGLE_BUTTON(child->data), TRUE);
2092 gtk_widget_grab_focus(GTK_WIDGET(child->data));
2093
2094 return TRUE;
2095 }
2096 }
2097 return FALSE;
2098 }
2099
2100 static void icon_scroll_size_allocate_cb(GtkWidget *widget,
2101 GtkAllocation *size, MimeView *mimeview)
2102 {
2103 GtkAllocation *mainbox_size;
2104 GtkAllocation *vbox_size;
2105 GtkAllocation *layout_size;
2106 GtkAdjustment *adj;
2107
2108 adj = gtk_layout_get_vadjustment(GTK_LAYOUT(mimeview->icon_scroll));
2109
2110 mainbox_size = &mimeview->icon_mainbox->allocation;
2111 vbox_size = &mimeview->icon_vbox->allocation;
2112 layout_size = &mimeview->icon_scroll->allocation;
2113
2114 gtk_layout_set_size(GTK_LAYOUT(mimeview->icon_scroll),
2115 GTK_LAYOUT(mimeview->icon_scroll)->width,
2116 MAX(vbox_size->height, layout_size->height));
2117 adj->step_increment = 5;
2118 }
2119
2120 static void icon_list_create(MimeView *mimeview, MimeInfo *mimeinfo)
2121 {
2122 GtkRequisition size;
2123
2124 g_return_if_fail(mimeinfo != NULL);
2125
2126 while (mimeinfo != NULL) {
2127 if (mimeinfo->type != MIMETYPE_MULTIPART)
2128 icon_list_append_icon(mimeview, mimeinfo);
2129 if (mimeinfo->node->children != NULL)
2130 icon_list_create(mimeview,
2131 (MimeInfo *) mimeinfo->node->children->data);
2132 mimeinfo = mimeinfo->node->next != NULL
2133 ? (MimeInfo *) mimeinfo->node->next->data
2134 : NULL;
2135 }
2136 gtk_widget_size_request(mimeview->icon_vbox, &size);
2137 if (size.width > mimeview->icon_mainbox->requisition.width) {
2138 gtk_widget_set_size_request(mimeview->icon_mainbox,
2139 size.width, -1);
2140 }
2141
2142 }
2143
2144 static void mime_toggle_button_cb (GtkWidget *button, MimeView *mimeview)
2145 {
2146 gtk_widget_ref(button);
2147
2148 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) {
2149 gtk_arrow_set(GTK_ARROW(GTK_BIN(button)->child), GTK_ARROW_RIGHT,
2150 GTK_SHADOW_NONE);
2151 gtk_widget_hide(mimeview->icon_mainbox);
2152 gtk_widget_show(mimeview->ctree_mainbox);
2153 gtk_paned_set_position(GTK_PANED(mimeview->paned), mimeview->oldsize);
2154
2155 gtkut_container_remove(GTK_CONTAINER(mimeview->icon_mainbox),
2156 button);
2157 gtk_box_pack_end(GTK_BOX(mimeview->ctree_mainbox),
2158 button, FALSE, FALSE, 0);
2159 gtk_paned_set_gutter_size(GTK_PANED(mimeview->paned), 6);
2160 } else {
2161 gtk_arrow_set(GTK_ARROW(GTK_BIN(button)->child), GTK_ARROW_LEFT,
2162 GTK_SHADOW_NONE);
2163 mimeview->oldsize = mimeview->ctree_mainbox->allocation.height;
2164 gtk_widget_hide(mimeview->ctree_mainbox);
2165 gtk_widget_show(mimeview->icon_mainbox);
2166 gtk_paned_set_position(GTK_PANED(mimeview->paned), 0);
2167
2168 gtkut_container_remove(GTK_CONTAINER(mimeview->ctree_mainbox),
2169 button);
2170 gtk_box_pack_start(GTK_BOX(mimeview->icon_mainbox),
2171 button, FALSE, FALSE, 0);
2172 gtk_box_reorder_child(GTK_BOX(button->parent), button, 0);
2173 if (mimeview->opened)
2174 icon_list_toggle_by_mime_info
2175 (mimeview, gtk_ctree_node_get_row_data(GTK_CTREE(mimeview->ctree),
2176 mimeview->opened));
2177
2178 gtk_paned_set_gutter_size(GTK_PANED(mimeview->paned), 0);
2179 }
2180 gtk_widget_grab_focus(button);
2181 gtk_widget_unref(button);
2182
2183 }
2184
2185 void mimeview_update (MimeView *mimeview) {
2186 if (mimeview && mimeview->mimeinfo) {
2187 icon_list_clear(mimeview);
2188 icon_list_create(mimeview, mimeview->mimeinfo);
2189 }
2190 }
2191
2192 void mimeview_handle_cmd(MimeView *mimeview, const gchar *cmd, GdkEventButton *event, gpointer data)
2193 {
2194 MessageView *msgview = NULL;
2195 MainWindow *mainwin = NULL;
2196
2197 if (!cmd)
2198 return;
2199
2200 msgview = mimeview->messageview;
2201 if (!msgview)
2202 return;
2203
2204 mainwin = msgview->mainwin;
2205 if (!mainwin)
2206 return;
2207
2208 else if (!strcmp(cmd, "sc://view_log"))
2209 log_window_show(mainwin->logwin);
2210 else if (!strcmp(cmd, "sc://save_as"))
2211 mimeview_save_as(mimeview);
2212 else if (!strcmp(cmd, "sc://display_as_text"))
2213 mimeview_display_as_text(mimeview);
2214 else if (!strcmp(cmd, "sc://open_with"))
2215 mimeview_open_with(mimeview);
2216 else if (!strcmp(cmd, "sc://open"))
2217 mimeview_launch(mimeview);
2218 else if (!strcmp(cmd, "sc://select_attachment") && data != NULL) {
2219 icon_list_toggle_by_mime_info(mimeview, (MimeInfo *)data);
2220 icon_selected(mimeview, -1, (MimeInfo *)data);
2221 } else if (!strcmp(cmd, "sc://open_attachment") && data != NULL) {
2222 icon_list_toggle_by_mime_info(mimeview, (MimeInfo *)data);
2223 icon_selected(mimeview, -1, (MimeInfo *)data);
2224 mimeview_launch(mimeview);
2225 } else if (!strcmp(cmd, "sc://menu_attachment") && data != NULL) {
2226 mimeview->spec_part = (MimeInfo *)data;
2227 part_button_pressed(mimeview, event, (MimeInfo *)data);
2228 }
2229 }
2230