1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2012 Hiroyuki Yamamoto and the Claws Mail 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 3 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, see <http://www.gnu.org/licenses/>.
17  *
18  */
19 
20 #ifdef HAVE_CONFIG_H
21 #  include "config.h"
22 #include "claws-features.h"
23 #endif
24 
25 #include "defs.h"
26 
27 #include <glib.h>
28 #include <glib/gi18n.h>
29 #include <gtk/gtk.h>
30 #include <gdk/gdkkeysyms.h>
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <string.h>
34 #include <errno.h>
35 
36 #include "main.h"
37 #include "prefs_gtk.h"
38 #include "prefs_customheader.h"
39 #include "prefs_common.h"
40 #include "prefs_account.h"
41 #include "mainwindow.h"
42 #include "foldersel.h"
43 #include "manage_window.h"
44 #include "customheader.h"
45 #include "folder.h"
46 #include "utils.h"
47 #include "gtkutils.h"
48 #include "alertpanel.h"
49 #include "filesel.h"
50 #include "combobox.h"
51 #include "file-utils.h"
52 
53 enum {
54 	CUSTHDR_STRING,		/*!< display string managed by list store */
55 	CUSTHDR_DATA,		/*!< string managed by us */
56 	N_CUSTHDR_COLUMNS
57 };
58 
59 static struct CustomHdr {
60 	GtkWidget *window;
61 
62 	GtkWidget *ok_btn;
63 	GtkWidget *cancel_btn;
64 
65 	GtkWidget *hdr_combo;
66 	GtkWidget *hdr_entry;
67 	GtkWidget *val_entry;
68 	GtkWidget *preview;
69 	GtkWidget *list_view;
70 } customhdr;
71 
72 /* widget creating functions */
73 static void prefs_custom_header_create	(void);
74 
75 static void prefs_custom_header_set_dialog		(PrefsAccount *ac);
76 static void prefs_custom_header_set_list		(PrefsAccount *ac);
77 static void prefs_custom_header_list_view_set_row	(PrefsAccount *ac);
78 
79 /* callback functions */
80 static void prefs_custom_header_add_cb		(void);
81 static void prefs_custom_header_val_from_file_cb(void);
82 static void prefs_custom_header_delete_cb	(void);
83 static void prefs_custom_header_up		(void);
84 static void prefs_custom_header_down		(void);
85 
86 static gboolean prefs_custom_header_key_pressed	(GtkWidget	*widget,
87 						 GdkEventKey	*event,
88 						 gpointer	 data);
89 static void prefs_custom_header_ok		(void);
90 static void prefs_custom_header_cancel		(void);
91 static gint prefs_custom_header_deleted		(GtkWidget	*widget,
92 						 GdkEventAny	*event,
93 						 gpointer	 data);
94 
95 static GtkListStore* prefs_custom_header_create_data_store	(void);
96 
97 static void prefs_custom_header_list_view_insert_header	(GtkWidget *list_view,
98 							 GtkTreeIter *row_iter,
99 							 gchar *header,
100 							 gpointer data);
101 
102 static GtkWidget *prefs_custom_header_list_view_create (void);
103 
104 static void prefs_custom_header_create_list_view_columns	(GtkWidget *list_view);
105 
106 static gboolean prefs_custom_header_selected	(GtkTreeSelection *selector,
107 						 GtkTreeModel *model,
108 						 GtkTreePath *path,
109 						 gboolean currently_selected,
110 						 gpointer data);
111 
112 
113 static PrefsAccount *cur_ac = NULL;
114 
prefs_custom_header_open(PrefsAccount * ac)115 void prefs_custom_header_open(PrefsAccount *ac)
116 {
117 	if (!customhdr.window) {
118 		prefs_custom_header_create();
119 	}
120 
121 	manage_window_set_transient(GTK_WINDOW(customhdr.window));
122 	gtk_widget_grab_focus(customhdr.ok_btn);
123 
124 	prefs_custom_header_set_dialog(ac);
125 
126 	cur_ac = ac;
127 
128 	gtk_widget_show(customhdr.window);
129 	gtk_window_set_modal(GTK_WINDOW(customhdr.window), TRUE);
130 }
131 
prefs_custom_header_create(void)132 static void prefs_custom_header_create(void)
133 {
134 	GtkWidget *window;
135 	GtkWidget *vbox;
136 
137 	GtkWidget *ok_btn;
138 	GtkWidget *cancel_btn;
139 
140 	GtkWidget *confirm_area;
141 
142 	GtkWidget *vbox1;
143 
144 	GtkWidget *table1;
145 	GtkWidget *hdr_label;
146 	GtkWidget *hdr_combo;
147 	GtkWidget *val_label;
148 	GtkWidget *val_entry;
149 	GtkWidget *val_btn;
150 
151 	GtkWidget *reg_hbox;
152 	GtkWidget *btn_hbox;
153 	GtkWidget *arrow;
154 	GtkWidget *add_btn;
155 	GtkWidget *del_btn;
156 	GtkWidget *preview;
157 
158 	GtkWidget *ch_hbox;
159 	GtkWidget *ch_scrolledwin;
160 	GtkWidget *list_view;
161 
162 	GtkWidget *btn_vbox;
163 	GtkWidget *up_btn;
164 	GtkWidget *down_btn;
165 
166 	debug_print("Creating custom header setting window...\n");
167 
168 	window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefs_customheader");
169 	gtk_container_set_border_width (GTK_CONTAINER (window), 8);
170 	gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
171 	gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
172 	gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
173 
174 	vbox = gtk_vbox_new (FALSE, 6);
175 	gtk_widget_show (vbox);
176 	gtk_container_add (GTK_CONTAINER (window), vbox);
177 
178 	gtkut_stock_button_set_create(&confirm_area, &cancel_btn, GTK_STOCK_CANCEL,
179 				      &ok_btn, GTK_STOCK_OK,
180 				      NULL, NULL);
181 	gtk_widget_show (confirm_area);
182 	gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
183 	gtk_widget_grab_default (ok_btn);
184 
185 	gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
186 	MANAGE_WINDOW_SIGNALS_CONNECT (window);
187 	g_signal_connect (G_OBJECT(window), "delete_event",
188 			  G_CALLBACK(prefs_custom_header_deleted),
189 			  NULL);
190 	g_signal_connect (G_OBJECT(window), "key_press_event",
191 			  G_CALLBACK(prefs_custom_header_key_pressed),
192 			  NULL);
193 	g_signal_connect (G_OBJECT(ok_btn), "clicked",
194 			  G_CALLBACK(prefs_custom_header_ok), NULL);
195 	g_signal_connect (G_OBJECT(cancel_btn), "clicked",
196 			  G_CALLBACK(prefs_custom_header_cancel), NULL);
197 
198 	vbox1 = gtk_vbox_new (FALSE, VSPACING);
199 	gtk_widget_show (vbox1);
200 	gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
201 	gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
202 
203 	table1 = gtk_table_new (3, 2, FALSE);
204 	gtk_widget_show (table1);
205 	gtk_box_pack_start (GTK_BOX (vbox1), table1,
206 			    FALSE, FALSE, 0);
207 	gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
208 	gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
209 
210 	hdr_label = gtk_label_new (_("Header"));
211 	gtk_widget_show (hdr_label);
212 	gtk_table_attach (GTK_TABLE (table1), hdr_label, 0, 1, 0, 1,
213 			  GTK_EXPAND | GTK_SHRINK | GTK_FILL,
214 			  0, 0, 0);
215 	gtk_misc_set_alignment (GTK_MISC (hdr_label), 0, 0.5);
216 
217 	hdr_combo = combobox_text_new(TRUE, "User-Agent", "Face", "X-Face",
218 				      "X-Operating-System", NULL);
219 	gtk_table_attach (GTK_TABLE (table1), hdr_combo, 0, 1, 1, 2,
220 			  GTK_EXPAND | GTK_SHRINK | GTK_FILL,
221 			  0, 0, 0);
222 
223 	val_label = gtk_label_new (_("Value"));
224 	gtk_widget_show (val_label);
225 	gtk_table_attach (GTK_TABLE (table1), val_label, 1, 2, 0, 1,
226 			  GTK_EXPAND | GTK_SHRINK | GTK_FILL,
227 			  0, 0, 0);
228 	gtk_misc_set_alignment (GTK_MISC (val_label), 0, 0.5);
229 
230 	val_entry = gtk_entry_new ();
231 	gtk_widget_show (val_entry);
232 	gtk_table_attach (GTK_TABLE (table1), val_entry, 1, 2, 1, 2,
233 			  GTK_EXPAND | GTK_SHRINK | GTK_FILL,
234 			  0, 0, 0);
235 
236 	val_btn = gtkut_get_browse_file_btn(_("Bro_wse"));
237 	gtk_widget_show (val_btn);
238 	gtk_table_attach (GTK_TABLE (table1), val_btn, 2, 3, 1, 2,
239 			  GTK_EXPAND | GTK_SHRINK | GTK_FILL,
240 			  0, 0, 0);
241 	g_signal_connect (G_OBJECT (val_btn), "clicked",
242 			  G_CALLBACK (prefs_custom_header_val_from_file_cb),
243 			  NULL);
244 
245 	/* add / delete */
246 
247 	reg_hbox = gtk_hbox_new (FALSE, 4);
248 	gtk_widget_show (reg_hbox);
249 	gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
250 
251 	arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
252 	gtk_widget_show (arrow);
253 	gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
254 
255 	btn_hbox = gtk_hbox_new (TRUE, 4);
256 	gtk_widget_show (btn_hbox);
257 	gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
258 
259 	add_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
260 	gtk_widget_show (add_btn);
261 	gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
262 	g_signal_connect (G_OBJECT (add_btn), "clicked",
263 			  G_CALLBACK (prefs_custom_header_add_cb),
264 			  NULL);
265 
266 	del_btn = gtk_button_new_from_stock (GTK_STOCK_DELETE);
267 	gtk_widget_show (del_btn);
268 	gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
269 	g_signal_connect (G_OBJECT (del_btn), "clicked",
270 			  G_CALLBACK (prefs_custom_header_delete_cb),
271 			  NULL);
272 
273 
274 	ch_hbox = gtk_hbox_new (FALSE, 8);
275 	gtk_widget_show (ch_hbox);
276 	gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
277 
278 	ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
279 	gtk_widget_show (ch_scrolledwin);
280 	gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
281 	gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
282 					GTK_POLICY_AUTOMATIC,
283 					GTK_POLICY_AUTOMATIC);
284 
285 	list_view = prefs_custom_header_list_view_create();
286 	gtk_widget_show (list_view);
287 	gtk_container_add (GTK_CONTAINER (ch_scrolledwin), list_view);
288 
289 	btn_vbox = gtk_vbox_new (FALSE, 8);
290 	gtk_widget_show (btn_vbox);
291 	gtk_box_pack_start (GTK_BOX (ch_hbox), btn_vbox, FALSE, FALSE, 0);
292 
293 	up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
294 	gtk_widget_show (up_btn);
295 	gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
296 	g_signal_connect (G_OBJECT (up_btn), "clicked",
297 			  G_CALLBACK (prefs_custom_header_up), NULL);
298 
299 	down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
300 	gtk_widget_show (down_btn);
301 	gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
302 	g_signal_connect (G_OBJECT (down_btn), "clicked",
303 			  G_CALLBACK (prefs_custom_header_down), NULL);
304 
305 	preview = gtk_image_new ();
306 	gtk_widget_show (preview);
307 	gtk_box_pack_start (GTK_BOX (btn_vbox), preview, FALSE, FALSE, 0);
308 
309 	gtk_widget_show_all(window);
310 
311 	customhdr.window     = window;
312 	customhdr.ok_btn     = ok_btn;
313 	customhdr.cancel_btn = cancel_btn;
314 	customhdr.preview = preview;
315 
316 	customhdr.hdr_combo  = hdr_combo;
317 	customhdr.hdr_entry  = gtk_bin_get_child(GTK_BIN((hdr_combo)));
318 	customhdr.val_entry  = val_entry;
319 
320 	customhdr.list_view   = list_view;
321 }
322 
prefs_custom_header_read_config(PrefsAccount * ac)323 void prefs_custom_header_read_config(PrefsAccount *ac)
324 {
325 	gchar *rcpath;
326 	FILE *fp;
327 	gchar buf[PREFSBUFSIZE];
328 	CustomHeader *ch;
329 
330 	debug_print("Reading custom header configuration...\n");
331 
332 	rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
333 			     CUSTOM_HEADER_RC, NULL);
334 	if ((fp = claws_fopen(rcpath, "rb")) == NULL) {
335 		if (ENOENT != errno) FILE_OP_ERROR(rcpath, "claws_fopen");
336 		g_free(rcpath);
337 		ac->customhdr_list = NULL;
338 		return;
339 	}
340 	g_free(rcpath);
341 
342 	/* remove all previous headers list */
343 	while (ac->customhdr_list != NULL) {
344 		ch = (CustomHeader *)ac->customhdr_list->data;
345 		ac->customhdr_list = g_slist_remove(ac->customhdr_list, ch);
346 		custom_header_free(ch);
347 	}
348 
349 	while (claws_fgets(buf, sizeof(buf), fp) != NULL) {
350 		ch = custom_header_read_str(buf);
351 		if (ch) {
352 			if (ch->account_id == ac->account_id) {
353 				ac->customhdr_list =
354 					g_slist_append(ac->customhdr_list, ch);
355 			} else
356 				custom_header_free(ch);
357 		}
358 	}
359 
360 	claws_fclose(fp);
361 }
362 
prefs_custom_header_write_config(PrefsAccount * ac)363 static void prefs_custom_header_write_config(PrefsAccount *ac)
364 {
365 	gchar *rcpath;
366 	PrefFile *pfile;
367 	GSList *cur;
368 	gchar buf[PREFSBUFSIZE];
369 	FILE * fp;
370 	CustomHeader *ch;
371 
372 	GSList *all_hdrs = NULL;
373 
374 	debug_print("Writing custom header configuration...\n");
375 
376 	rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
377 			     CUSTOM_HEADER_RC, NULL);
378 
379 	if ((fp = claws_fopen(rcpath, "rb")) == NULL) {
380 		if (ENOENT != errno) FILE_OP_ERROR(rcpath, "claws_fopen");
381 	} else {
382 		all_hdrs = NULL;
383 
384 		while (claws_fgets(buf, sizeof(buf), fp) != NULL) {
385 			ch = custom_header_read_str(buf);
386 			if (ch) {
387 				if (ch->account_id != ac->account_id)
388 					all_hdrs =
389 						g_slist_append(all_hdrs, ch);
390 				else
391 					custom_header_free(ch);
392 			}
393 		}
394 
395 		claws_fclose(fp);
396 	}
397 
398 	if ((pfile = prefs_write_open(rcpath)) == NULL) {
399 		g_warning("failed to write configuration to file");
400 		g_free(rcpath);
401 		return;
402 	}
403 
404 	for (cur = all_hdrs; cur != NULL; cur = cur->next) {
405  		CustomHeader *hdr = (CustomHeader *)cur->data;
406 		gchar *chstr;
407 
408 		chstr = custom_header_get_str(hdr);
409 		if (claws_fputs(chstr, pfile->fp) == EOF ||
410 		    claws_fputc('\n', pfile->fp) == EOF) {
411 			FILE_OP_ERROR(rcpath, "claws_fputs || claws_fputc");
412 			prefs_file_close_revert(pfile);
413 			g_free(rcpath);
414 			g_free(chstr);
415 			return;
416 		}
417 		g_free(chstr);
418 	}
419 
420 	for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
421  		CustomHeader *hdr = (CustomHeader *)cur->data;
422 		gchar *chstr;
423 
424 		chstr = custom_header_get_str(hdr);
425 		if (claws_fputs(chstr, pfile->fp) == EOF ||
426 		    claws_fputc('\n', pfile->fp) == EOF) {
427 			FILE_OP_ERROR(rcpath, "claws_fputs || claws_fputc");
428 			prefs_file_close_revert(pfile);
429 			g_free(rcpath);
430 			g_free(chstr);
431 			return;
432 		}
433 		g_free(chstr);
434 	}
435 
436 	g_free(rcpath);
437 
438  	while (all_hdrs != NULL) {
439  		ch = (CustomHeader *)all_hdrs->data;
440  		all_hdrs = g_slist_remove(all_hdrs, ch);
441  		custom_header_free(ch);
442  	}
443 
444 	if (prefs_file_close(pfile) < 0) {
445 		g_warning("failed to write configuration to file");
446 		return;
447 	}
448 }
449 
prefs_custom_header_set_dialog(PrefsAccount * ac)450 static void prefs_custom_header_set_dialog(PrefsAccount *ac)
451 {
452 	GtkListStore *store;
453 	GSList *cur;
454 
455 	store = GTK_LIST_STORE(gtk_tree_view_get_model
456 				(GTK_TREE_VIEW(customhdr.list_view)));
457 	gtk_list_store_clear(store);
458 
459 	for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
460  		CustomHeader *ch = (CustomHeader *)cur->data;
461 		gchar *ch_str;
462 
463 		ch_str = g_strdup_printf("%s: %s", ch->name,
464 					 ch->value ? ch->value : "");
465 
466 		prefs_custom_header_list_view_insert_header
467 			(customhdr.list_view, NULL, ch_str, ch);
468 
469 		g_free(ch_str);
470 	}
471 }
472 
prefs_custom_header_set_list(PrefsAccount * ac)473 static void prefs_custom_header_set_list(PrefsAccount *ac)
474 {
475 	CustomHeader *ch;
476 	GtkTreeIter iter;
477 	GtkListStore *store;
478 
479 	g_slist_free(ac->customhdr_list);
480 	ac->customhdr_list = NULL;
481 
482 	store = GTK_LIST_STORE(gtk_tree_view_get_model
483 				(GTK_TREE_VIEW(customhdr.list_view)));
484 
485 	if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
486 		do {
487 			gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
488 					   CUSTHDR_DATA, &ch,
489 					   -1);
490 			ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
491 		} while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
492 						  &iter));
493 	}
494 }
495 
prefs_custom_header_list_view_set_row(PrefsAccount * ac)496 static void prefs_custom_header_list_view_set_row(PrefsAccount *ac)
497 {
498 	CustomHeader *ch;
499 	const gchar *entry_text;
500 	gchar *ch_str;
501 
502 	entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
503 	if (entry_text[0] == '\0') {
504 		alertpanel_error(_("Header name is not set."));
505 		return;
506 	}
507 
508 	while (*entry_text &&
509 	       (*entry_text == '\n' || *entry_text == '\r' ||
510 	        *entry_text == '\t' || *entry_text == ' '))
511 		entry_text++;
512 
513 	if (!custom_header_is_allowed(entry_text)) {
514 		alertpanel_error(_("This Header name is not allowed as a custom header."));
515 		return;
516 	}
517 
518 	ch = g_new0(CustomHeader, 1);
519 
520 	ch->account_id = ac->account_id;
521 
522 	ch->name = g_strdup(entry_text);
523 	unfold_line(ch->name);
524 	g_strstrip(ch->name);
525 	gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
526 
527 	entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
528 	while (*entry_text &&
529 	       (*entry_text == '\n' || *entry_text == '\r' ||
530 	        *entry_text == '\t' || *entry_text == ' '))
531 		entry_text++;
532 
533 	if (entry_text[0] != '\0') {
534 		ch->value = g_strdup(entry_text);
535 		unfold_line(ch->value);
536 		g_strstrip(ch->value);
537 		gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
538 	}
539 
540 	ch_str = g_strdup_printf("%s: %s", ch->name,
541 				 ch->value ? ch->value : "");
542 
543 	prefs_custom_header_list_view_insert_header
544 		(customhdr.list_view, NULL, ch_str, ch);
545 
546 	g_free(ch_str);
547 
548 	prefs_custom_header_set_list(cur_ac);
549 
550 }
551 
552 #define B64_LINE_SIZE		57
553 #define B64_BUFFSIZE		77
prefs_custom_header_val_from_file_cb(void)554 static void prefs_custom_header_val_from_file_cb(void)
555 {
556 	gchar *filename = NULL;
557 	gchar *contents = NULL;
558 	const gchar *hdr = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
559 
560 	if (!strcmp(hdr, "Face"))
561 		filename = filesel_select_file_open(_("Choose a PNG file"), NULL);
562 	else if (!strcmp(hdr, "X-Face"))
563 		filename = filesel_select_file_open(_("Choose an XBM file"), NULL);
564 	else
565 		filename = filesel_select_file_open(_("Choose a text file"), NULL);
566 
567 	if (!strcmp(hdr, "Face") || !strcmp(hdr, "X-Face")) {
568 		if (filename && is_file_exist(filename)) {
569 			FILE *fp = NULL;
570 			gint len;
571 			gchar inbuf[B64_LINE_SIZE], *outbuf;
572 			gchar *tmp = NULL;
573 			gint w, h;
574 			GdkPixbufFormat *format = gdk_pixbuf_get_file_info(
575 							filename, &w, &h);
576 
577 			if (format == NULL) {
578 				alertpanel_error(_("This file isn't an image."));
579 				g_free(filename);
580 				return;
581 			}
582 			if (w != 48 || h != 48) {
583 				alertpanel_error(_("The chosen image isn't the correct size (48x48)."));
584 				g_free(filename);
585 				return;
586 			}
587 			if (!strcmp(hdr, "Face")) {
588 				if (get_file_size(filename) > 725) {
589 					alertpanel_error(_("The image is too big; it must be maximum 725 bytes."));
590 					g_free(filename);
591 					return;
592 				}
593 				if (g_ascii_strcasecmp("png", gdk_pixbuf_format_get_name(format))) {
594 					alertpanel_error(_("The image isn't in the correct format (PNG)."));
595 					g_print("%s\n", gdk_pixbuf_format_get_name(format));
596 					g_free(filename);
597 					return;
598 				}
599 			} else if (!strcmp(hdr, "X-Face")) {
600 				gchar *tmp = NULL, *cmd = NULL;
601 				int i = 0;
602 				if (g_ascii_strcasecmp("xbm", gdk_pixbuf_format_get_name(format))) {
603 					alertpanel_error(_("The image isn't in the correct format (XBM)."));
604 					g_print("%s\n", gdk_pixbuf_format_get_name(format));
605 					g_free(filename);
606 					return;
607 				}
608 				cmd = g_strdup_printf("compface %s", filename);
609 				tmp = get_command_output(cmd);
610 				g_free(cmd);
611 				if (tmp == NULL || *tmp == '\0') {
612 					alertpanel_error(_("Couldn't call `compface`. Make sure it's in your $PATH."));
613 					g_free(filename);
614 					g_free(tmp);
615 					return;
616 				}
617 				if (strstr(tmp, "compface:")) {
618 					alertpanel_error(_("Compface error: %s"), tmp);
619 					g_free(filename);
620 					g_free(tmp);
621 					return;
622 				}
623 				while (tmp[i]) {
624 					gchar *tmp2 = NULL;
625 					if (tmp[i] == ' ') {
626 						i++; continue;
627 					}
628 					if (tmp[i] == '\r' || tmp[i] == '\n') {
629 						i++; continue;
630 					}
631 					tmp2 = contents;
632 					contents = g_strdup_printf("%s%c",tmp2?tmp2:"", tmp[i]);
633 					g_free(tmp2);
634 					i++;
635 				}
636 				g_free(tmp);
637 				goto settext;
638 			}
639 
640 			fp = claws_fopen(filename, "rb");
641 			if (!fp) {
642 				g_free(filename);
643 				return;
644 			}
645 
646 			while ((len = claws_fread(inbuf, sizeof(gchar),
647 					    B64_LINE_SIZE, fp))
648 			       == B64_LINE_SIZE) {
649 				outbuf = g_base64_encode(inbuf, B64_LINE_SIZE);
650 
651 				tmp = contents;
652 				contents = g_strconcat(tmp?tmp:"",outbuf, NULL);
653 				g_free(outbuf);
654 				g_free(tmp);
655 			}
656 			if (len > 0 && claws_feof(fp)) {
657 				tmp = contents;
658 				outbuf = g_base64_encode(inbuf, len);
659 				contents = g_strconcat(tmp?tmp:"",outbuf, NULL);
660 				g_free(outbuf);
661 				g_free(tmp);
662 			}
663 			claws_fclose(fp);
664 		}
665 	} else {
666 		if (!filename)
667 			return;
668 
669 		contents = file_read_to_str(filename);
670 		if (strchr(contents, '\n') || strchr(contents,'\r')) {
671 			alertpanel_error(_("This file contains newlines."));
672 			g_free(contents);
673 			g_free(filename);
674 			return;
675 		}
676 	}
677 settext:
678 	if (contents && strlen(contents))
679 		gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), contents);
680 
681 	g_free(contents);
682 	g_free(filename);
683 }
684 
prefs_custom_header_add_cb(void)685 static void prefs_custom_header_add_cb(void)
686 {
687 	prefs_custom_header_list_view_set_row(cur_ac);
688 }
689 
prefs_custom_header_delete_cb(void)690 static void prefs_custom_header_delete_cb(void)
691 {
692 	GtkTreeIter sel;
693 	GtkTreeModel *model;
694 	CustomHeader *ch;
695 
696 	if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
697 				(GTK_TREE_VIEW(customhdr.list_view)),
698 				&model, &sel))
699 		return;
700 
701 	if (alertpanel(_("Delete header"),
702 		       _("Do you really want to delete this header?"),
703 		       GTK_STOCK_CANCEL, GTK_STOCK_DELETE, NULL, ALERTFOCUS_FIRST) != G_ALERTALTERNATE)
704 		return;
705 
706 	gtk_tree_model_get(model, &sel,
707 			   CUSTHDR_DATA, &ch,
708 			   -1);
709 	gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
710 
711 	cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
712 
713 	custom_header_free(ch);
714 }
715 
prefs_custom_header_up(void)716 static void prefs_custom_header_up(void)
717 {
718 	GtkTreePath *prev, *sel;
719 	GtkTreeIter isel;
720 	GtkListStore *store = NULL;
721 	GtkTreeModel *model = NULL;
722 	GtkTreeIter iprev;
723 
724 	if (!gtk_tree_selection_get_selected
725 		(gtk_tree_view_get_selection
726 			(GTK_TREE_VIEW(customhdr.list_view)),
727 		 &model,
728 		 &isel))
729 		return;
730 	store = (GtkListStore *)model;
731 	sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
732 	if (!sel)
733 		return;
734 
735 	/* no move if we're at row 0... */
736 	prev = gtk_tree_path_copy(sel);
737 	if (!gtk_tree_path_prev(prev)) {
738 		gtk_tree_path_free(prev);
739 		gtk_tree_path_free(sel);
740 		return;
741 	}
742 
743 	gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
744 				&iprev, prev);
745 	gtk_tree_path_free(sel);
746 	gtk_tree_path_free(prev);
747 
748 	gtk_list_store_swap(store, &iprev, &isel);
749 	prefs_custom_header_set_list(cur_ac);
750 }
751 
prefs_custom_header_down(void)752 static void prefs_custom_header_down(void)
753 {
754 	GtkListStore *store = NULL;
755 	GtkTreeModel *model = NULL;
756 	GtkTreeIter next, sel;
757 
758 	if (!gtk_tree_selection_get_selected
759 		(gtk_tree_view_get_selection
760 			(GTK_TREE_VIEW(customhdr.list_view)),
761 		 &model,
762 		 &sel))
763 		return;
764 	store = (GtkListStore *)model;
765 	next = sel;
766 	if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
767 		return;
768 
769 	gtk_list_store_swap(store, &next, &sel);
770 	prefs_custom_header_set_list(cur_ac);
771 }
772 
prefs_custom_header_key_pressed(GtkWidget * widget,GdkEventKey * event,gpointer data)773 static gboolean prefs_custom_header_key_pressed(GtkWidget *widget,
774 						GdkEventKey *event,
775 						gpointer data)
776 {
777 	if (event && event->keyval == GDK_KEY_Escape)
778 		prefs_custom_header_cancel();
779 	return FALSE;
780 }
781 
prefs_custom_header_ok(void)782 static void prefs_custom_header_ok(void)
783 {
784 	prefs_custom_header_write_config(cur_ac);
785 	gtk_widget_hide(customhdr.window);
786 	gtk_window_set_modal(GTK_WINDOW(customhdr.window), FALSE);
787 }
788 
prefs_custom_header_cancel(void)789 static void prefs_custom_header_cancel(void)
790 {
791 	prefs_custom_header_read_config(cur_ac);
792 	gtk_widget_hide(customhdr.window);
793 	gtk_window_set_modal(GTK_WINDOW(customhdr.window), FALSE);
794 }
795 
prefs_custom_header_deleted(GtkWidget * widget,GdkEventAny * event,gpointer data)796 static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
797 					gpointer data)
798 {
799 	prefs_custom_header_cancel();
800 	return TRUE;
801 }
802 
prefs_custom_header_create_data_store(void)803 static GtkListStore* prefs_custom_header_create_data_store(void)
804 {
805 	return gtk_list_store_new(N_CUSTHDR_COLUMNS,
806 				  G_TYPE_STRING,
807 				  G_TYPE_POINTER,
808 				  -1);
809 }
810 
prefs_custom_header_list_view_insert_header(GtkWidget * list_view,GtkTreeIter * row_iter,gchar * header,gpointer data)811 static void prefs_custom_header_list_view_insert_header(GtkWidget *list_view,
812 							GtkTreeIter *row_iter,
813 							gchar *header,
814 							gpointer data)
815 {
816 	GtkTreeIter iter;
817 	GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
818 					(GTK_TREE_VIEW(list_view)));
819 
820 	if (row_iter == NULL) {
821 		/* append new */
822 		gtk_list_store_append(list_store, &iter);
823 		gtk_list_store_set(list_store, &iter,
824 				   CUSTHDR_STRING, header,
825 				   CUSTHDR_DATA,   data,
826 				   -1);
827 	} else {
828 		/* change existing */
829 		CustomHeader *old_data;
830 
831 		gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
832 				   CUSTHDR_DATA, &old_data,
833 				   -1);
834 
835 		custom_header_free(old_data);
836 
837 		gtk_list_store_set(list_store, row_iter,
838 				   CUSTHDR_STRING, header,
839 				   CUSTHDR_DATA, data,
840 				   -1);
841 	}
842 }
843 
prefs_custom_header_list_view_create(void)844 static GtkWidget *prefs_custom_header_list_view_create(void)
845 {
846 	GtkTreeView *list_view;
847 	GtkTreeSelection *selector;
848 	GtkTreeModel *model;
849 
850 	model = GTK_TREE_MODEL(prefs_custom_header_create_data_store());
851 	list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
852 	g_object_unref(model);
853 
854 	gtk_tree_view_set_rules_hint(list_view, prefs_common.use_stripes_everywhere);
855 	gtk_tree_view_set_reorderable(list_view, TRUE);
856 
857 	selector = gtk_tree_view_get_selection(list_view);
858 	gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
859 	gtk_tree_selection_set_select_function(selector, prefs_custom_header_selected,
860 					       NULL, NULL);
861 
862 	/* create the columns */
863 	prefs_custom_header_create_list_view_columns(GTK_WIDGET(list_view));
864 
865 	return GTK_WIDGET(list_view);
866 }
867 
prefs_custom_header_create_list_view_columns(GtkWidget * list_view)868 static void prefs_custom_header_create_list_view_columns(GtkWidget *list_view)
869 {
870 	GtkTreeViewColumn *column;
871 	GtkCellRenderer *renderer;
872 
873 	renderer = gtk_cell_renderer_text_new();
874 	column = gtk_tree_view_column_new_with_attributes
875 		(_("Current custom headers"),
876 		 renderer,
877 		 "text", CUSTHDR_STRING,
878 		 NULL);
879 	gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
880 }
881 
882 #define ENTRY_SET_TEXT(entry, str) \
883 	gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
884 
prefs_custom_header_selected(GtkTreeSelection * selector,GtkTreeModel * model,GtkTreePath * path,gboolean currently_selected,gpointer data)885 static gboolean prefs_custom_header_selected(GtkTreeSelection *selector,
886 					     GtkTreeModel *model,
887 					     GtkTreePath *path,
888 					     gboolean currently_selected,
889 					     gpointer data)
890 {
891 	GtkTreeIter iter;
892 	CustomHeader *ch;
893 	GtkImage *preview;
894 	GdkPixbuf *pixbuf;
895 	CustomHeader default_ch = { 0, "", NULL };
896 
897 	if (currently_selected)
898 		return TRUE;
899 
900 	if (!gtk_tree_model_get_iter(model, &iter, path))
901 		return TRUE;
902 
903 	gtk_tree_model_get(model, &iter,
904 			   CUSTHDR_DATA, &ch,
905 			   -1);
906 
907 	if (!ch) ch = &default_ch;
908 
909 	ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
910 	ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
911 	if (!g_strcmp0("Face",ch->name) && ch->value != NULL) {
912 		preview = GTK_IMAGE(face_get_from_header (ch->value));
913 		pixbuf = gtk_image_get_pixbuf(preview);
914 		gtk_image_set_from_pixbuf (GTK_IMAGE(customhdr.preview), pixbuf);
915 		gtk_widget_show(customhdr.preview);
916 		g_object_ref_sink (G_OBJECT(preview));
917 	}
918 #if HAVE_LIBCOMPFACE
919 	else if (!g_strcmp0("X-Face", ch->name) && ch->value != NULL) {
920 		preview = GTK_IMAGE(xface_get_from_header(ch->value));
921 		pixbuf = gtk_image_get_pixbuf(preview);
922 		gtk_image_set_from_pixbuf (GTK_IMAGE(customhdr.preview), pixbuf);
923 		gtk_widget_show(customhdr.preview);
924 		g_object_ref_sink (G_OBJECT(preview));
925 	}
926 #endif
927 	else {
928 		gtk_widget_hide(customhdr.preview);
929 	}
930 	return TRUE;
931 }
932 
933 #undef ENTRY_SET_TEXT
934