1 /*
2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2016 Hiroyuki Yamamoto & 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 #ifdef HAVE_CONFIG_H
20 #  include "config.h"
21 #include "claws-features.h"
22 #endif
23 
24 #include "defs.h"
25 
26 #include <glib.h>
27 #include <glib/gi18n.h>
28 #include <gtk/gtk.h>
29 #include <gdk/gdkkeysyms.h>
30 #ifdef GDK_WINDOWING_X11
31 #  include <gdk/gdkx.h>
32 #endif /* GDK_WINDOWING_X11 */
33 #include <stdio.h>
34 #include <stdlib.h>
35 #include <string.h>
36 #include <errno.h>
37 #include <sys/types.h>
38 #if HAVE_SYS_WAIT_H
39 #  include <sys/wait.h>
40 #endif
41 #include <signal.h>
42 #include <unistd.h>
43 
44 #include "utils.h"
45 #include "gtkutils.h"
46 #include "manage_window.h"
47 #include "mainwindow.h"
48 #include "prefs_common.h"
49 #include "alertpanel.h"
50 #include "inputdialog.h"
51 #include "action.h"
52 #include "compose.h"
53 #include "procmsg.h"
54 #include "msgcache.h"
55 #include "textview.h"
56 #include "matcher_parser.h" /* CLAWS */
57 #include "filtering.h"
58 #include "procheader.h"
59 
60 #ifdef G_OS_WIN32
61 #include <windows.h>
62 #endif
63 
64 typedef struct _Children		Children;
65 typedef struct _ChildInfo		ChildInfo;
66 typedef struct _UserStringDialog	UserStringDialog;
67 
68 struct _Children
69 {
70 	GtkWidget	*dialog;
71 	GtkWidget	*text;
72 	GtkWidget	*input_entry;
73 	GtkWidget	*input_hbox;
74 	GtkWidget	*progress_bar;
75 	GtkWidget	*abort_btn;
76 	GtkWidget	*close_btn;
77 	GtkWidget	*scrolledwin;
78 
79 	gchar		*action;
80 	ActionType	 action_type;
81 	GSList		*list;
82 	gint		 nb;
83 	gint		 initial_nb;
84 	gint		 open_in;
85 	gboolean	 output;
86 
87 	GtkWidget	*msg_text;
88 
89  	gboolean	 is_selection;
90 };
91 
92 struct _ChildInfo
93 {
94 	Children	*children;
95 	gchar		*cmd;
96 	GPid		 pid;
97 	gint		 next_sig;
98 	gint		 chld_in;
99 	gint		 chld_out;
100 	gint		 chld_err;
101 	gint		 tag_in;
102 	gint		 tag_out;
103 	gint		 tag_err;
104 	gint		 tag_status;
105 	gint		 new_out;
106 
107 	GString		*output;
108 	void (*callback)(void *data);
109 	void *data;
110 
111 	GSList		*msginfo_list;
112 };
113 
114 static void action_update_menu		(GtkUIManager   *ui_manager,
115 					 const gchar	*accel_group,
116 					 gchar		*branch_path,
117 					 gpointer	 callback,
118 					 gpointer	 data);
119 static void compose_actions_execute_cb	(GtkWidget 	*widget,
120 					 gpointer 	 data);
121 static void compose_actions_execute 	(Compose	*compose,
122 					 guint		 action_nb,
123 					 GtkWidget 	*widget);
124 
125 static void mainwin_actions_execute_cb	(GtkWidget 	*widget,
126 					 gpointer 	 data);
127 static void mainwin_actions_execute 	(MainWindow	*mainwin,
128 					 guint		 action_nb,
129 					 GtkWidget 	*widget);
130 
131 static void msgview_actions_execute_cb	(GtkWidget 	*widget,
132 					 gpointer 	 data);
133 static void msgview_actions_execute 	(MessageView	*msgview,
134 					 guint		 action_nb,
135 					 GtkWidget 	*widget);
136 
137 static void message_actions_execute	(MessageView	*msgview,
138 					 guint		 action_nb,
139 					 GSList		*msg_list);
140 
141 static gboolean execute_filtering_actions(gchar		*action,
142 					  GSList	*msglist);
143 
144 static gboolean execute_actions		(gchar		*action,
145 					 GSList		*msg_list,
146 					 GtkWidget	*text,
147 					 gint		 body_pos,
148 					 MimeInfo	*partinfo,
149 					 void (*callback)(void *data),
150 					 void *data);
151 
152 static gchar *parse_action_cmd		(gchar		*action,
153 					 MsgInfo	*msginfo,
154 					 GSList		*msg_list,
155 					 MimeInfo	*partinfo,
156 					 const gchar	*user_str,
157 					 const gchar	*user_hidden_str,
158 					 const gchar	*sel_str);
159 static gboolean parse_append_filename	(GString	*cmd,
160 					 MsgInfo	*msginfo);
161 
162 static gboolean parse_append_msgpart	(GString	*cmd,
163 					 MsgInfo	*msginfo,
164 					 MimeInfo	*partinfo);
165 
166 static ChildInfo *fork_child		(gchar		*cmd,
167 					 const gchar	*msg_str,
168 					 Children	*children);
169 
170 static gint wait_for_children		(Children	*children);
171 
172 static void free_children		(Children	*children);
173 
174 static void childinfo_close_pipes	(ChildInfo	*child_info);
175 
176 static void create_io_dialog		(Children	*children);
177 static void update_io_dialog		(Children	*children);
178 
179 static void hide_io_dialog_cb		(GtkWidget	*widget,
180 					 gpointer	 data);
181 static gint io_dialog_key_pressed_cb	(GtkWidget	*widget,
182 					 GdkEventKey	*event,
183 					 gpointer	 data);
184 
185 static void catch_output		(gpointer		 data,
186 					 gint			 source,
187 					 GIOCondition		 cond);
188 static void catch_input			(gpointer		 data,
189 					 gint			 source,
190 					 GIOCondition		 cond);
191 static void catch_status		(GPid pid, gint status, gpointer data);
192 
193 static gchar *get_user_string		(const gchar	*action,
194 					 ActionType	 type);
195 
196 
action_get_type(const gchar * action_str)197 ActionType action_get_type(const gchar *action_str)
198 {
199 	const gchar *p;
200 	gboolean in_filtering_action = FALSE;
201 	ActionType action_type = ACTION_NONE;
202 
203 	cm_return_val_if_fail(action_str,  ACTION_ERROR);
204 	cm_return_val_if_fail(*action_str, ACTION_ERROR);
205 
206 	p = action_str;
207 
208 	if (p[0] == '|') {
209 		action_type |= ACTION_PIPE_IN;
210 		p++;
211 	} else if (p[0] == '>') {
212 		action_type |= ACTION_USER_IN;
213 		p++;
214 	} else if (p[0] == '*') {
215 		action_type |= ACTION_USER_HIDDEN_IN;
216 		p++;
217 	}
218 
219 	if (p[0] == '\0')
220 		return ACTION_ERROR;
221 
222 	while (*p && action_type != ACTION_ERROR) {
223 		if (!in_filtering_action) {
224 			if (p[0] == '%' && p[1]) {
225 				switch (p[1]) {
226 				case 'a':
227 					/* CLAWS: filtering action is a mutually exclusive
228 					* action. we can enable others if needed later. we
229 					* add ACTION_SINGLE | ACTION_MULTIPLE so it will
230 					* only be executed from the main window toolbar */
231 					if (p[2] == 's')  /* source messages */
232 						action_type = ACTION_FILTERING_ACTION
233 								| ACTION_SINGLE
234 								| ACTION_MULTIPLE;
235 					in_filtering_action = TRUE;
236 					break;
237 				case 'f':
238 					action_type |= ACTION_SINGLE;
239 					break;
240 				case 'F':
241 					action_type |= ACTION_MULTIPLE;
242 					break;
243 				case 'p':
244 					action_type |= ACTION_SINGLE;
245 					break;
246 				case 's':
247 					action_type |= ACTION_SELECTION_STR;
248 					break;
249 				case 'u':
250 					action_type |= ACTION_USER_STR;
251 					break;
252 				case 'h':
253 					action_type |= ACTION_USER_HIDDEN_STR;
254 					break;
255 				case '%':
256 					/* literal '%' */
257 					break;
258 				default:
259 					action_type = ACTION_ERROR;
260 					break;
261 				}
262 				p++;
263 			} else if (p[0] == '|') {
264 				if (p[1] == '\0')
265 					action_type |= ACTION_PIPE_OUT;
266 			} else if (p[0] == '>') {
267 				if (p[1] == '\0')
268 					action_type |= ACTION_INSERT;
269 			} else if (p[0] == '&') {
270 				if (p[1] == '\0')
271 					action_type |= ACTION_ASYNC;
272 			} else if (p[0] == '}') {
273 				in_filtering_action = FALSE;
274 			}
275 		}
276 			p++;
277 	}
278 
279 	return action_type;
280 }
281 
parse_action_cmd(gchar * action,MsgInfo * msginfo,GSList * msg_list,MimeInfo * partinfo,const gchar * user_str,const gchar * user_hidden_str,const gchar * sel_str)282 static gchar *parse_action_cmd(gchar *action, MsgInfo *msginfo,
283 			       GSList *msg_list, MimeInfo *partinfo,
284 			       const gchar *user_str,
285 			       const gchar *user_hidden_str,
286 			       const gchar *sel_str)
287 {
288 	GString *cmd;
289 	gchar *p;
290 	GSList *cur;
291 
292 	p = action;
293 
294 	if (p[0] == '|' || p[0] == '>' || p[0] == '*')
295 		p++;
296 
297 	cmd = g_string_sized_new(strlen(action));
298 
299 	while (p[0] &&
300 	       !((p[0] == '|' || p[0] == '>' || p[0] == '&') && !p[1])) {
301 		if (p[0] == '%' && p[1]) {
302 			switch (p[1]) {
303 			case 'f':
304 				if (!parse_append_filename(cmd, msginfo)) {
305 					g_string_free(cmd, TRUE);
306 					return NULL;
307 				}
308 				p++;
309 				break;
310 			case 'F':
311 				for (cur = msg_list; cur != NULL;
312 				     cur = cur->next) {
313 					MsgInfo *msg = (MsgInfo *)cur->data;
314 
315 					if (!parse_append_filename(cmd, msg)) {
316 						g_string_free(cmd, TRUE);
317 						return NULL;
318 					}
319 					if (cur->next)
320 						g_string_append_c(cmd, ' ');
321 				}
322 				p++;
323 				break;
324 			case 'p':
325 				if (!parse_append_msgpart(cmd, msginfo,
326 							  partinfo)) {
327 					g_string_free(cmd, TRUE);
328 					return NULL;
329 				}
330 				p++;
331 				break;
332 			case 's':
333 				if (sel_str)
334 					g_string_append(cmd, sel_str);
335 				p++;
336 				break;
337 			case 'u':
338 				if (user_str)
339 					g_string_append(cmd, user_str);
340 				p++;
341 				break;
342 			case 'h':
343 				if (user_hidden_str)
344 					g_string_append(cmd, user_hidden_str);
345 				p++;
346 				break;
347 			case '%':
348 				g_string_append_c(cmd, p[1]);
349 				p++;
350 				break;
351 			default:
352 				g_string_append_c(cmd, p[0]);
353 				g_string_append_c(cmd, p[1]);
354 				p++;
355 			}
356 		} else {
357 			g_string_append_c(cmd, p[0]);
358 		}
359 		p++;
360 	}
361 	if (cmd->len == 0) {
362 		g_string_free(cmd, TRUE);
363 		return NULL;
364 	}
365 
366 	p = cmd->str;
367 	g_string_free(cmd, FALSE);
368 	return p;
369 }
370 
parse_append_filename(GString * cmd,MsgInfo * msginfo)371 static gboolean parse_append_filename(GString *cmd, MsgInfo *msginfo)
372 {
373 	gchar *filename;
374 
375 	cm_return_val_if_fail(msginfo, FALSE);
376 
377 	filename = procmsg_get_message_file(msginfo);
378 
379 	if (!filename) {
380 		alertpanel_error(_("Could not get message file %d"),
381 				 msginfo->msgnum);
382 		return FALSE;
383 	}
384 
385 	g_string_append(cmd, "\"");
386 #ifdef G_OS_UNIX
387 	gchar *p = filename, *q;
388 	gchar escape_ch[] = "\\ ";
389 	while ((q = strpbrk(p, "$\"`\\~")) != NULL) {
390 		escape_ch[1] = *q;
391 		*q = '\0';
392 		g_string_append(cmd, p);
393 		g_string_append(cmd, escape_ch);
394 		p = q + 1;
395 	}
396 
397 	g_string_append(cmd, p);
398 #else
399 	g_string_append(cmd, filename);
400 #endif
401 	g_string_append(cmd, "\"");
402 	g_free(filename);
403 
404 	return TRUE;
405 }
406 
parse_append_msgpart(GString * cmd,MsgInfo * msginfo,MimeInfo * partinfo)407 static gboolean parse_append_msgpart(GString *cmd, MsgInfo *msginfo,
408 				     MimeInfo *partinfo)
409 {
410 	gboolean single_part = FALSE;
411 	gchar *filename;
412 	gchar *part_filename;
413 	gint ret;
414 
415 	if (!partinfo) {
416 		partinfo = procmime_scan_message(msginfo);
417 		if (!partinfo) {
418 			alertpanel_error(_("Could not get message part."));
419 			return FALSE;
420 		}
421 
422 		single_part = TRUE;
423 	}
424 
425 	filename = procmsg_get_message_file_path(msginfo);
426 	part_filename = procmime_get_tmp_file_name(partinfo);
427 
428 	ret = procmime_get_part(part_filename, partinfo);
429 
430 	if (single_part)
431 		procmime_mimeinfo_free_all(&partinfo);
432 	g_free(filename);
433 
434 	if (ret < 0) {
435 		alertpanel_error(_("Can't get part of multipart message: %s"), g_strerror(-ret));
436 		g_free(part_filename);
437 		return FALSE;
438 	}
439 
440 	g_string_append(cmd, part_filename);
441 
442 	g_free(part_filename);
443 
444 	return TRUE;
445 }
446 
actions_execute(gpointer data,guint action_nb,GtkWidget * widget,gint source)447 void actions_execute(gpointer data,
448 		     guint action_nb,
449 		     GtkWidget *widget,
450 		     gint source)
451 {
452 	if (source == TOOLBAR_MAIN)
453 		mainwin_actions_execute((MainWindow*)data, action_nb, widget);
454 	else if (source == TOOLBAR_COMPOSE)
455 		compose_actions_execute((Compose*)data, action_nb, widget);
456 	else if (source == TOOLBAR_MSGVIEW)
457 		msgview_actions_execute((MessageView*)data, action_nb, widget);
458 }
459 
action_update_mainwin_menu(GtkUIManager * ui_manager,gchar * branch_path,MainWindow * mainwin)460 void action_update_mainwin_menu(GtkUIManager *ui_manager,
461 				gchar *branch_path,
462 				MainWindow *mainwin)
463 {
464 	action_update_menu(ui_manager, "<MainwinActions>", branch_path,
465 			   mainwin_actions_execute_cb, mainwin);
466 }
467 
action_update_msgview_menu(GtkUIManager * ui_manager,gchar * branch_path,MessageView * msgview)468 void action_update_msgview_menu(GtkUIManager 	*ui_manager,
469 				gchar *branch_path,
470 				MessageView *msgview)
471 {
472 	action_update_menu(ui_manager, "<MsgviewActions>", branch_path,
473 			   msgview_actions_execute_cb, msgview);
474 }
475 
action_update_compose_menu(GtkUIManager * ui_manager,gchar * branch_path,Compose * compose)476 void action_update_compose_menu(GtkUIManager *ui_manager,
477 				gchar *branch_path,
478 				Compose *compose)
479 {
480 	action_update_menu(ui_manager, "<ComposeActions>", branch_path,
481 			   compose_actions_execute_cb, compose);
482 }
483 
find_item_in_menu(GtkWidget * menu,gchar * name)484 static GtkWidget *find_item_in_menu(GtkWidget *menu, gchar *name)
485 {
486 	GList *children = gtk_container_get_children(GTK_CONTAINER(GTK_MENU_SHELL(menu)));
487 	GList *amenu = children;
488 	const gchar *existing_name;
489 	while (amenu) {
490 		GtkWidget *item = GTK_WIDGET(amenu->data);
491 		if ((existing_name = g_object_get_data(G_OBJECT(item), "s_name")) != NULL &&
492 		    !g_strcmp0(name, existing_name))
493 		{
494 			g_list_free(children);
495 			 return item;
496 		}
497 		amenu = amenu->next;
498 	}
499 
500 	g_list_free(children);
501 
502 	return NULL;
503 }
504 
create_submenus(GtkWidget * menu,const gchar * action)505 static GtkWidget *create_submenus(GtkWidget *menu, const gchar *action)
506 {
507 	gchar *submenu = g_strdup(action);
508 	GtkWidget *new_menu = NULL;
509 
510 	if (strchr(submenu, '/')) {
511 		const gchar *end = (strchr(submenu, '/')+1);
512 		GtkWidget *menu_item = NULL;
513 		if (end && *end) {
514 			*strchr(submenu, '/') = '\0';
515 			if ((menu_item = find_item_in_menu(menu, submenu)) == NULL) {
516 				menu_item = gtk_menu_item_new_with_mnemonic(submenu);
517 				g_object_set_data_full(G_OBJECT(menu_item), "s_name", g_strdup(submenu), g_free);
518 				gtk_widget_show(menu_item);
519 				gtk_menu_shell_append(GTK_MENU_SHELL(menu), menu_item);
520 				new_menu = gtk_menu_new();
521 				gtk_widget_show(new_menu);
522 				gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_item), new_menu);
523 			} else {
524 				new_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(menu_item));
525 			}
526 			new_menu = create_submenus(new_menu, end);
527 		}
528 	}
529 	g_free(submenu);
530 	return new_menu ? new_menu : menu;
531 }
532 
action_update_menu(GtkUIManager * ui_manager,const gchar * accel_group,gchar * branch_path,gpointer callback,gpointer data)533 static void action_update_menu(GtkUIManager *ui_manager,
534 			       const gchar *accel_group,
535 			       gchar *branch_path,
536 			       gpointer callback, gpointer data)
537 {
538 	GSList *cur;
539 	gchar *action, *action_p;
540 	int callback_action = 0;
541 	GtkWidget *menu = gtk_menu_new();
542 	GtkWidget *item;
543 
544 	for (cur = prefs_common.actions_list; cur != NULL; cur = cur->next) {
545 		GtkWidget *cur_menu = menu;
546 		const gchar *action_name = NULL;
547 		action   = g_strdup((gchar *)cur->data);
548 		action_p = strstr(action, ": ");
549 		if (action_p && action_p[2] &&
550 		    (action_get_type(&action_p[2]) != ACTION_ERROR) &&
551 		    (action[0] != '/')) {
552 			gchar *accel_path = NULL;
553 
554 			action_p[0] = '\0';
555 			if (strchr(action, '/')) {
556 				cur_menu = create_submenus(cur_menu, action);
557 				action_name = strrchr(action, '/')+1;
558 			} else {
559 				action_name = action;
560 			}
561 			gtk_menu_set_accel_group (GTK_MENU (cur_menu),
562 				gtk_ui_manager_get_accel_group(ui_manager));
563 			item = gtk_menu_item_new_with_label(action_name);
564 			gtk_menu_shell_append(GTK_MENU_SHELL(cur_menu), item);
565 			g_signal_connect(G_OBJECT(item), "activate",
566 					 G_CALLBACK(callback), data);
567 			g_object_set_data(G_OBJECT(item), "action_num", GINT_TO_POINTER(callback_action));
568 			gtk_widget_show(item);
569 			accel_path = g_strconcat(accel_group,branch_path, "/", action, NULL);
570 			gtk_menu_item_set_accel_path(GTK_MENU_ITEM(item), accel_path);
571 			g_free(accel_path);
572 
573 		}
574 		g_free(action);
575 		callback_action++;
576 	}
577 
578 	gtk_widget_show(menu);
579 	gtk_menu_item_set_submenu(GTK_MENU_ITEM(gtk_ui_manager_get_widget(ui_manager, branch_path)), menu);
580 }
581 
compose_actions_execute_cb(GtkWidget * widget,gpointer data)582 static void compose_actions_execute_cb(GtkWidget *widget, gpointer data)
583 {
584 	Compose *compose = (Compose *)data;
585 	gint action_nb = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "action_num"));
586 	compose_actions_execute(compose, action_nb, NULL);
587 }
588 
compose_actions_execute(Compose * compose,guint action_nb,GtkWidget * widget)589 static void compose_actions_execute(Compose *compose, guint action_nb, GtkWidget *widget)
590 {
591 	gchar *buf, *action;
592 	ActionType action_type;
593 
594 	cm_return_if_fail(action_nb < g_slist_length(prefs_common.actions_list));
595 
596 	buf = (gchar *)g_slist_nth_data(prefs_common.actions_list, action_nb);
597 	cm_return_if_fail(buf != NULL);
598 	action = strstr(buf, ": ");
599 	cm_return_if_fail(action != NULL);
600 
601 	/* Point to the beginning of the command-line */
602 	action += 2;
603 
604 	action_type = action_get_type(action);
605 	if (action_type & (ACTION_SINGLE | ACTION_MULTIPLE)) {
606 		alertpanel_warning
607 			(_("The selected action cannot be used in the compose window\n"
608 			   "because it contains %%f, %%F, %%as or %%p."));
609 		return;
610 	}
611 
612 	execute_actions(action, NULL, compose->text, 0, NULL,
613 		compose_action_cb, compose);
614 }
615 
mainwin_actions_execute_cb(GtkWidget * widget,gpointer data)616 static void mainwin_actions_execute_cb(GtkWidget *widget, gpointer data)
617 {
618 	MainWindow *mainwin = (MainWindow *)data;
619 	gint action_nb = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "action_num"));
620 	mainwin_actions_execute(mainwin, action_nb, NULL);
621 }
622 
_free_msginfos(gpointer data,gpointer user_data)623 static void _free_msginfos(gpointer data, gpointer user_data)
624 {
625 	MsgInfo *msginfo = (MsgInfo *)data;
626 
627 	procmsg_msginfo_free(&msginfo);
628 }
629 
mainwin_actions_execute(MainWindow * mainwin,guint action_nb,GtkWidget * widget)630 static void mainwin_actions_execute(MainWindow *mainwin, guint action_nb,
631 				       GtkWidget *widget)
632 {
633 	GSList *msg_list;
634 
635 	msg_list = summary_get_selected_msg_list(mainwin->summaryview);
636 	message_actions_execute(mainwin->messageview, action_nb, msg_list);
637 	summary_select_by_msg_list(mainwin->summaryview, msg_list);
638 	g_slist_foreach(msg_list, _free_msginfos, NULL);
639 	g_slist_free(msg_list);
640 }
641 
msgview_actions_execute_cb(GtkWidget * widget,gpointer data)642 static void msgview_actions_execute_cb(GtkWidget *widget, gpointer data)
643 {
644 	MessageView *msgview = (MessageView *)data;
645 	gint action_nb = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "action_num"));
646 	msgview_actions_execute(msgview, action_nb, NULL);
647 }
648 
msgview_actions_execute(MessageView * msgview,guint action_nb,GtkWidget * widget)649 static void msgview_actions_execute(MessageView *msgview, guint action_nb,
650 				       GtkWidget *widget)
651 {
652 	GSList *msg_list = NULL;
653 
654 	if (msgview->msginfo)
655 		msg_list = g_slist_append(msg_list, msgview->msginfo);
656 	message_actions_execute(msgview, action_nb, msg_list);
657 	g_slist_free(msg_list);
658 }
659 
message_actions_execute(MessageView * msgview,guint action_nb,GSList * msg_list)660 static void message_actions_execute(MessageView *msgview, guint action_nb,
661 				    GSList *msg_list)
662 {
663 	TextView *textview;
664 	MimeInfo *partinfo;
665 	gchar *buf;
666 	gchar *action;
667 	GtkWidget *text = NULL;
668 	guint body_pos = 0;
669 	ActionType action_type;
670 
671 	cm_return_if_fail(action_nb < g_slist_length(prefs_common.actions_list));
672 
673 	buf = (gchar *)g_slist_nth_data(prefs_common.actions_list, action_nb);
674 
675 	cm_return_if_fail(buf);
676 	cm_return_if_fail((action = strstr(buf, ": ")));
677 
678 	/* Point to the beginning of the command-line */
679 	action += 2;
680 
681 	textview = messageview_get_current_textview(msgview);
682 	if (textview) {
683 		text     = textview->text;
684 		body_pos = textview->body_pos;
685 	}
686 	partinfo = messageview_get_selected_mime_part(msgview);
687 
688 	/* this command will alter the message text */
689 	action_type = action_get_type(action);
690 	if (action_type & (ACTION_PIPE_OUT | ACTION_INSERT))
691 		msgview->filtered = TRUE;
692 
693 	if (action_type & ACTION_FILTERING_ACTION)
694 		/* CLAWS: most of the above code is not necessary for applying
695 		 * filtering */
696 		execute_filtering_actions(action, msg_list);
697 	else
698 		execute_actions(action, msg_list, text, body_pos, partinfo,
699 			NULL, NULL);
700 }
701 
execute_filtering_actions(gchar * action,GSList * msglist)702 static gboolean execute_filtering_actions(gchar *action, GSList *msglist)
703 {
704 	GSList *action_list, *p;
705 	const gchar *sbegin, *send;
706 	gchar *action_string;
707 	SummaryView *summaryview = NULL;
708 	MainWindow *mainwin = NULL;
709 
710 	if (mainwindow_get_mainwindow()) {
711 		summaryview = mainwindow_get_mainwindow()->summaryview;
712 		mainwin = mainwindow_get_mainwindow();
713 	}
714 
715 	if (NULL == (sbegin = g_strstr_len(action, -1, "%as{")))
716 		return FALSE;
717 	sbegin += sizeof "%as{" - 1;
718 	if (NULL == (send = strrchr(sbegin, '}')))
719 		return FALSE;
720 	action_string = g_strndup(sbegin, send - sbegin);
721 
722 	action_list = matcher_parser_get_action_list(action_string);
723 	if (action_list == NULL) {
724 		gchar *tmp = g_strdup(action_string);
725 
726 		g_strstrip(tmp);
727 		if (*tmp == '\0')
728 			alertpanel_error(_("There is no filtering action set"));
729 		else
730 			alertpanel_error(_("Invalid filtering action(s):\n%s"), tmp);
731 		g_free(action_string);
732 		g_free(tmp);
733 		return FALSE;
734 	}
735 	g_free(action_string);
736 
737 	/* apply actions on each message info */
738 	for (p = msglist; p && p->data; p = g_slist_next(p)) {
739 		filteringaction_apply_action_list(action_list, (MsgInfo *) p->data);
740 	}
741 
742 	if (summaryview) {
743 		summary_lock(summaryview);
744 		main_window_cursor_wait(mainwin);
745 		summary_freeze(summaryview);
746 		folder_item_update_freeze();
747 	}
748 
749 	filtering_move_and_copy_msgs(msglist);
750 
751 	if (summaryview) {
752 		folder_item_update_thaw();
753 		summary_thaw(summaryview);
754 		main_window_cursor_normal(mainwin);
755 		summary_unlock(summaryview);
756 		summary_show(summaryview, summaryview->folder_item, FALSE);
757 	}
758 	for (p = action_list; p; p = g_slist_next(p))
759 		if (p->data) filteringaction_free(p->data);
760 	g_slist_free(action_list);
761 	return TRUE;
762 }
763 
execute_actions(gchar * action,GSList * msg_list,GtkWidget * text,gint body_pos,MimeInfo * partinfo,void (* callback)(void * data),void * data)764 static gboolean execute_actions(gchar *action, GSList *msg_list,
765 				GtkWidget *text,
766 				gint body_pos, MimeInfo *partinfo,
767 				void (*callback)(void *data), void *data)
768 {
769 	GSList *children_list = NULL, *cur = NULL;
770 	gint is_ok  = TRUE;
771 	gint msg_list_len;
772 	Children *children;
773 	ChildInfo *child_info;
774 	ActionType action_type;
775 	MsgInfo *msginfo;
776 	gchar *cmd;
777 	gchar *sel_str = NULL;
778 	gchar *msg_str = NULL;
779 	gchar *user_str = NULL;
780 	gchar *user_hidden_str = NULL;
781 	GtkTextIter start_iter, end_iter;
782 	gboolean is_selection = FALSE;
783 
784 	cm_return_val_if_fail(action && *action, FALSE);
785 
786 	action_type = action_get_type(action);
787 
788 	if (action_type == ACTION_ERROR)
789 		return FALSE;         /* ERR: syntax error */
790 
791 	if (action_type & (ACTION_SINGLE | ACTION_MULTIPLE) && !msg_list)
792 		return FALSE;         /* ERR: file command without selection */
793 
794 	msg_list_len = g_slist_length(msg_list);
795 
796 	if (action_type & (ACTION_PIPE_OUT | ACTION_PIPE_IN | ACTION_INSERT)) {
797 		if (msg_list_len > 1)
798 			return FALSE; /* ERR: pipe + multiple selection */
799 		if (!text)
800 			return FALSE; /* ERR: pipe and no displayed text */
801 	}
802 
803 	if (action_type & ACTION_SELECTION_STR) {
804 		if (!text)
805 			return FALSE; /* ERR: selection string but no text */
806 	}
807 
808 	if (text) {
809 		GtkTextBuffer *textbuf;
810 
811 		textbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
812 		is_selection = gtk_text_buffer_get_selection_bounds
813 			(textbuf, &start_iter, &end_iter);
814 		if (!is_selection) {
815 			gtk_text_buffer_get_iter_at_offset
816 				(textbuf, &start_iter, body_pos);
817 			gtk_text_buffer_get_end_iter(textbuf, &end_iter);
818 		}
819 		msg_str = gtk_text_buffer_get_text
820 			(textbuf, &start_iter, &end_iter, FALSE);
821 		if (is_selection)
822 			sel_str = g_strdup(msg_str);
823 	}
824 
825 	if (action_type & ACTION_USER_STR) {
826 		if (!(user_str = get_user_string(action, ACTION_USER_STR))) {
827 			g_free(msg_str);
828 			g_free(sel_str);
829 			return FALSE;
830 		}
831 	}
832 
833 	if (action_type & ACTION_USER_HIDDEN_STR) {
834 		if (!(user_hidden_str =
835 			get_user_string(action, ACTION_USER_HIDDEN_STR))) {
836 			g_free(msg_str);
837 			g_free(sel_str);
838 			g_free(user_str);
839 			return FALSE;
840 		}
841 	}
842 
843  	if (text && (action_type & ACTION_PIPE_OUT)) {
844  		GtkTextBuffer *textbuf;
845  		textbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
846  		gtk_text_buffer_delete(textbuf, &start_iter, &end_iter);
847 	}
848 
849 	children = g_new0(Children, 1);
850 
851 	children->nb          = 0;
852 	children->action      = g_strdup(action);
853 	children->action_type = action_type;
854 	children->msg_text    = text;
855  	children->is_selection = is_selection;
856 
857 	if ((action_type & (ACTION_USER_IN | ACTION_USER_HIDDEN_IN)) &&
858 	    ((action_type & ACTION_SINGLE) == 0 || msg_list_len == 1))
859 		children->open_in = 1;
860 
861 	/* Pre-fetch bodies, makes it easier on IMAP (see bug #3011) */
862 	for (cur = msg_list; cur; cur = cur->next) {
863 		gchar *dummy;
864 		msginfo = (MsgInfo *)cur->data;
865 
866 		dummy = procmsg_get_message_file((MsgInfo *)cur->data);
867 		if (dummy)
868 			g_free(dummy);
869 		else
870 			is_ok = FALSE;
871 	}
872 
873 	if (is_ok && (action_type & ACTION_SINGLE)) {
874 		for (cur = msg_list; cur && is_ok == TRUE; cur = cur->next) {
875 			msginfo = (MsgInfo *)cur->data;
876 			if (!msginfo) {
877 				is_ok  = FALSE; /* ERR: msginfo missing */
878 				break;
879 			}
880 			cmd = parse_action_cmd(action, msginfo, msg_list,
881 					       partinfo, user_str,
882 					       user_hidden_str, sel_str);
883 			if (!cmd) {
884 				debug_print("Action command error\n");
885 				is_ok  = FALSE; /* ERR: incorrect command */
886 				break;
887 			}
888 			if ((child_info = fork_child(cmd, msg_str, children))) {
889 				/* Pass msginfo to catch_status () */
890 				if (!(action_type & (ACTION_PIPE_OUT | ACTION_INSERT)))
891 					child_info->msginfo_list =
892 						g_slist_append (NULL, msginfo);
893 				children_list = g_slist_append(children_list,
894 							       child_info);
895 				children->nb++;
896 			}
897 			g_free(cmd);
898 		}
899 	} else if (is_ok) {
900 		cmd = parse_action_cmd(action, NULL, msg_list, partinfo,
901 				       user_str, user_hidden_str, sel_str);
902 		if (cmd) {
903 			if ((child_info = fork_child(cmd, msg_str, children))) {
904 				if (!(action_type & (ACTION_PIPE_OUT | ACTION_INSERT)))
905 					child_info->msginfo_list =
906 						g_slist_copy (msg_list);
907 				children_list = g_slist_append(children_list,
908 								child_info);
909 				children->nb++;
910 			}
911 			g_free(cmd);
912 		} else
913 			is_ok  = FALSE;         /* ERR: incorrect command */
914 	}
915 
916 	g_free(msg_str);
917 	g_free(sel_str);
918 	g_free(user_str);
919 	g_free(user_hidden_str);
920 
921 	if (!children_list) {
922 		 /* If not waiting for children, return */
923 		free_children(children);
924 	} else {
925 		GSList *cur;
926 
927 		children->list	      = children_list;
928 		children->initial_nb  = children->nb;
929 
930 		for (cur = children_list; cur; cur = cur->next) {
931 			child_info = (ChildInfo *) cur->data;
932 			child_info->callback = callback;
933 			child_info->data = data;
934 			child_info->tag_status =
935 				g_child_watch_add(child_info->pid, catch_status, child_info);
936 		}
937 
938 		create_io_dialog(children);
939 	}
940 	return is_ok;
941 }
942 
fork_child(gchar * cmd,const gchar * msg_str,Children * children)943 static ChildInfo *fork_child(gchar *cmd, const gchar *msg_str,
944 			     Children *children)
945 {
946 	gint chld_in, chld_out, chld_err;
947 	gchar **argv, *ret_str, *trim_cmd;
948 	GPid pid;
949 	ChildInfo *child_info;
950 	gint follow_child;
951 	gssize by_written = 0, by_read = 0;
952 	gboolean result = FALSE;
953 	GError *error = NULL;
954 
955 	follow_child = !(children->action_type & ACTION_ASYNC);
956 
957 	chld_in = chld_out = chld_err = -1;
958 
959 	ret_str = g_locale_from_utf8(cmd, strlen(cmd),
960 				     &by_read, &by_written,
961 				     NULL);
962 	if (!ret_str || !by_written)
963 		ret_str = g_strdup(cmd);
964 
965 	trim_cmd = ret_str;
966 
967 	while (g_ascii_isspace(trim_cmd[0]))
968 		trim_cmd++;
969 
970 #ifdef G_OS_UNIX
971 	argv = g_new0(gchar *, 4);
972 	argv[0] = g_strdup("/bin/sh");
973 	argv[1] = g_strdup("-c");
974 	argv[2] = g_strdup(trim_cmd);
975 	argv[3] = 0;
976 #else
977 	argv = strsplit_with_quote(trim_cmd, " ", 0);
978 #endif
979 	g_free(ret_str);
980 
981 	if (follow_child) {
982 		result = g_spawn_async_with_pipes(NULL, argv, NULL,
983 			  G_SPAWN_DO_NOT_REAP_CHILD | G_SPAWN_SEARCH_PATH,
984 			  NULL, NULL, &pid, &chld_in, &chld_out,
985 			  &chld_err, &error);
986 	} else {
987 		result = g_spawn_async(NULL, argv, NULL,
988 			  G_SPAWN_DO_NOT_REAP_CHILD | G_SPAWN_SEARCH_PATH, NULL, NULL,
989 			  &pid, &error);
990 	}
991 
992 	debug_print("spawning %s: %d\n", cmd, result);
993 
994 	g_strfreev(argv);
995 
996 	if (!result) {
997 		alertpanel_error(_("Could not fork to execute the following "
998 				"command:\n%s\n%s"),
999 				 cmd, error ? error->message : _("Unknown error"));
1000 		if (error)
1001 			g_error_free(error);
1002 		return NULL;
1003 	}
1004 
1005 	if (!(children->action_type &
1006 	      (ACTION_PIPE_IN | ACTION_USER_IN | ACTION_USER_HIDDEN_IN)))
1007 		(void)close(chld_in);
1008 
1009 	if (!follow_child) {
1010 		g_spawn_close_pid(pid);
1011 		return NULL;
1012 	}
1013 	child_info = g_new0(ChildInfo, 1);
1014 
1015 	child_info->children    = children;
1016 
1017 	child_info->pid         = pid;
1018 #ifdef G_OS_UNIX
1019 	child_info->next_sig	= SIGTERM;
1020 #endif
1021 	child_info->cmd         = g_strdup(cmd);
1022 	child_info->new_out     = FALSE;
1023 	child_info->output      = g_string_new(NULL);
1024 	child_info->chld_in     =
1025 		(children->action_type &
1026 		 (ACTION_PIPE_IN | ACTION_USER_IN | ACTION_USER_HIDDEN_IN))
1027 			? chld_in : -1;
1028 	child_info->chld_out    = chld_out;
1029 	child_info->chld_err    = chld_err;
1030 	child_info->tag_status  = -1;
1031 	child_info->tag_in      = -1;
1032 	child_info->tag_out     = claws_input_add(chld_out, G_IO_IN | G_IO_HUP | G_IO_ERR,
1033 						catch_output, child_info, FALSE);
1034 	child_info->tag_err     = claws_input_add(chld_err, G_IO_IN | G_IO_HUP | G_IO_ERR,
1035 						catch_output, child_info, FALSE);
1036 
1037 	if (!(children->action_type &
1038 	      (ACTION_PIPE_IN | ACTION_PIPE_OUT | ACTION_INSERT)))
1039 		return child_info;
1040 
1041 	if ((children->action_type & ACTION_PIPE_IN) && msg_str) {
1042 		int r;
1043 		ret_str = g_locale_from_utf8(msg_str, strlen(msg_str),
1044 					     &by_read, &by_written, NULL);
1045 		if (ret_str && by_written) {
1046 			r = write(chld_in, ret_str, strlen(ret_str));
1047 			g_free(ret_str);
1048 		} else
1049 			r = write(chld_in, msg_str, strlen(msg_str));
1050 		if (!(children->action_type &
1051 		      (ACTION_USER_IN | ACTION_USER_HIDDEN_IN)))
1052 			r = close(chld_in);
1053 		child_info->chld_in = -1; /* No more input */
1054 		if (r != 0)
1055 			debug_print("piping to child process: %s (%d)\n", g_strerror(errno), errno);
1056 	}
1057 
1058 	return child_info;
1059 }
1060 
kill_children_cb(GtkWidget * widget,gpointer data)1061 static void kill_children_cb(GtkWidget *widget, gpointer data)
1062 {
1063 	GSList *cur;
1064 	Children *children = (Children *) data;
1065 	ChildInfo *child_info;
1066 
1067 	for (cur = children->list; cur; cur = cur->next) {
1068 		child_info = (ChildInfo *)(cur->data);
1069 #ifdef G_OS_WIN32
1070 		debug_print("Killing child group HANDLE %p\n", child_info->pid);
1071 		TerminateProcess(child_info->pid, 0);
1072 #else
1073 		debug_print("Killing child group id %d\n", child_info->pid);
1074 		if (child_info->pid && kill(child_info->pid, child_info->next_sig) < 0)
1075 			perror("kill");
1076 		child_info->next_sig = SIGKILL;
1077 #endif
1078 	}
1079 }
1080 
wait_for_children(Children * children)1081 static gint wait_for_children(Children *children)
1082 {
1083 	gboolean new_output;
1084 	ChildInfo *child_info;
1085 	GSList *cur;
1086 
1087 	cur = children->list;
1088 	new_output = FALSE;
1089 	while (cur) {
1090 		child_info = (ChildInfo *)cur->data;
1091 		new_output |= child_info->new_out;
1092 		cur = cur->next;
1093 	}
1094 
1095 	children->output |= new_output;
1096 
1097 	if (new_output || (children->dialog && (children->initial_nb != children->nb)))
1098 		update_io_dialog(children);
1099 
1100 	if (children->nb)
1101 		return FALSE;
1102 
1103 	if (!children->dialog) {
1104 		free_children(children);
1105 	} else if (!children->output) {
1106 		gtk_widget_destroy(children->dialog);
1107 	}
1108 
1109 	return FALSE;
1110 }
1111 
send_input(GtkWidget * w,gpointer data)1112 static void send_input(GtkWidget *w, gpointer data)
1113 {
1114 	Children *children = (Children *) data;
1115 	ChildInfo *child_info = (ChildInfo *) children->list->data;
1116 
1117 	child_info->tag_in = claws_input_add(child_info->chld_in,
1118 					   G_IO_OUT | G_IO_ERR,
1119 					   catch_input, children, FALSE);
1120 }
1121 
delete_io_dialog_cb(GtkWidget * w,GdkEvent * e,gpointer data)1122 static gint delete_io_dialog_cb(GtkWidget *w, GdkEvent *e, gpointer data)
1123 {
1124 	hide_io_dialog_cb(w, data);
1125 	return TRUE;
1126 }
1127 
hide_io_dialog_cb(GtkWidget * w,gpointer data)1128 static void hide_io_dialog_cb(GtkWidget *w, gpointer data)
1129 {
1130 
1131 	Children *children = (Children *)data;
1132 
1133 	if (!children->nb) {
1134 		g_signal_handlers_disconnect_matched
1135 			(G_OBJECT(children->dialog), G_SIGNAL_MATCH_DATA,
1136 			 0, 0, NULL, NULL, children);
1137 		gtk_widget_destroy(children->dialog);
1138 		free_children(children);
1139 	}
1140 }
1141 
io_dialog_key_pressed_cb(GtkWidget * widget,GdkEventKey * event,gpointer data)1142 static gint io_dialog_key_pressed_cb(GtkWidget *widget, GdkEventKey *event,
1143 				     gpointer data)
1144 {
1145 	if (event && (event->keyval == GDK_KEY_Escape ||
1146 		      event->keyval == GDK_KEY_Return ||
1147 			  event->keyval == GDK_KEY_KP_Enter))
1148 		hide_io_dialog_cb(widget, data);
1149 	return TRUE;
1150 }
1151 
childinfo_close_pipes(ChildInfo * child_info)1152 static void childinfo_close_pipes(ChildInfo *child_info)
1153 {
1154 	/* stdout and stderr pipes are guaranteed to be removed by
1155 	 * their handler, but in case where we receive child exit notification
1156 	 * before grand-child's pipes closing signals, we check them and close
1157 	 * them if necessary
1158 	 */
1159 	if (child_info->tag_in > 0)
1160 		g_source_remove(child_info->tag_in);
1161 	if (child_info->tag_out > 0)
1162 		g_source_remove(child_info->tag_out);
1163 	if (child_info->tag_err > 0)
1164 		g_source_remove(child_info->tag_err);
1165 
1166 	if (child_info->chld_in >= 0)
1167 		(void)close(child_info->chld_in);
1168 	if (child_info->chld_out >= 0)
1169 		(void)close(child_info->chld_out);
1170 	if (child_info->chld_err >= 0)
1171 		(void)close(child_info->chld_err);
1172 }
1173 
free_children(Children * children)1174 static void free_children(Children *children)
1175 {
1176 	ChildInfo *child_info;
1177 	void (*callback)(void *data) = NULL;
1178 	void *data = NULL;
1179 
1180 	debug_print("Freeing children data %p\n", children);
1181 
1182 	g_free(children->action);
1183 	while (children->list != NULL) {
1184 		child_info = (ChildInfo *)children->list->data;
1185 		g_free(child_info->cmd);
1186 		g_string_free(child_info->output, TRUE);
1187 		children->list = g_slist_remove(children->list, child_info);
1188 		callback = child_info->callback;
1189 		data = child_info->data;
1190 		g_free(child_info);
1191 	}
1192 
1193 	if (callback)
1194 		callback(data);
1195 
1196 	g_free(children);
1197 }
1198 
update_io_dialog(Children * children)1199 static void update_io_dialog(Children *children)
1200 {
1201 	GSList *cur;
1202 
1203 	debug_print("Updating actions input/output dialog.\n");
1204 
1205 	if (children->progress_bar) {
1206 		gchar *text;
1207 #ifdef GENERIC_UMPC
1208 		/* use a more compact format */
1209 		const gchar *format = "%s %d/%d";
1210 #else
1211 		const gchar *format = "%s %d / %d";
1212 #endif
1213 
1214 		gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(children->progress_bar),
1215 						  (children->initial_nb == 0) ? 0 :
1216 					      (gdouble) (children->initial_nb - children->nb) /
1217 					      (gdouble) children->initial_nb);
1218 		text = g_strdup_printf(format, _("Completed"),
1219 				       children->initial_nb - children->nb,
1220 				       children->initial_nb);
1221 		gtk_progress_bar_set_text(GTK_PROGRESS_BAR(children->progress_bar), text);
1222 		g_free(text);
1223 	}
1224 
1225 	if (!children->nb) {
1226 		gtk_widget_set_sensitive(children->abort_btn, FALSE);
1227 		gtk_widget_set_sensitive(children->close_btn, TRUE);
1228 		if (children->input_hbox)
1229 			gtk_widget_set_sensitive(children->input_hbox, FALSE);
1230 		gtk_widget_grab_focus(children->close_btn);
1231 		g_signal_connect(G_OBJECT(children->dialog),
1232 				 "key_press_event",
1233 				 G_CALLBACK(io_dialog_key_pressed_cb),
1234 				 children);
1235 	}
1236 
1237 	if (children->output) {
1238 		GtkWidget *text = children->text;
1239 		GtkTextBuffer *textbuf;
1240 		GtkTextIter iter, start_iter, end_iter;
1241 		gchar *caption;
1242 		ChildInfo *child_info;
1243 
1244 		gtk_widget_show(children->scrolledwin);
1245 		textbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
1246 		gtk_text_buffer_get_bounds(textbuf, &start_iter, &end_iter);
1247 		gtk_text_buffer_delete(textbuf, &start_iter, &end_iter);
1248 		gtk_text_buffer_get_start_iter(textbuf, &iter);
1249 
1250 		for (cur = children->list; cur; cur = cur->next) {
1251 			child_info = (ChildInfo *)cur->data;
1252 			if (child_info->pid)
1253 				caption = g_strdup_printf
1254 					(_("--- Running: %s\n"),
1255 					 child_info->cmd);
1256 			else
1257 				caption = g_strdup_printf
1258 					(_("--- Ended: %s\n"),
1259 					 child_info->cmd);
1260 
1261 			gtk_text_buffer_insert(textbuf, &iter, caption, -1);
1262 			gtk_text_buffer_insert(textbuf, &iter,
1263 					       child_info->output->str, -1);
1264 			g_free(caption);
1265 			child_info->new_out = FALSE;
1266 		}
1267 	}
1268 }
1269 
1270 /*!
1271  *\brief	Save Gtk object size to prefs dataset
1272  */
actions_io_size_allocate_cb(GtkWidget * widget,GtkAllocation * allocation)1273 static void actions_io_size_allocate_cb(GtkWidget *widget,
1274 					 GtkAllocation *allocation)
1275 {
1276 	cm_return_if_fail(allocation != NULL);
1277 
1278 	prefs_common.actionsiodialog_width = allocation->width;
1279 	prefs_common.actionsiodialog_height = allocation->height;
1280 }
1281 
create_io_dialog(Children * children)1282 static void create_io_dialog(Children *children)
1283 {
1284 	GtkWidget *dialog;
1285 	GtkWidget *vbox;
1286 	GtkWidget *entry = NULL;
1287 	GtkWidget *input_hbox = NULL;
1288 	GtkWidget *send_button;
1289 	GtkWidget *label;
1290 	GtkWidget *text;
1291 	GtkWidget *scrolledwin;
1292 	GtkWidget *hbox;
1293 	GtkWidget *progress_bar = NULL;
1294 	GtkWidget *abort_button;
1295 	GtkWidget *close_button;
1296 	static GdkGeometry geometry;
1297 
1298 	debug_print("Creating action IO dialog\n");
1299 
1300 	dialog = gtk_dialog_new();
1301 	gtk_container_set_border_width
1302 		(GTK_CONTAINER(gtk_dialog_get_action_area(GTK_DIALOG(dialog))), 5);
1303 	gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
1304 	gtk_window_set_title(GTK_WINDOW(dialog), _("Action's input/output"));
1305 	gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
1306 	manage_window_set_transient(GTK_WINDOW(dialog));
1307 	g_signal_connect(G_OBJECT(dialog), "delete_event",
1308 			 G_CALLBACK(delete_io_dialog_cb), children);
1309 	g_signal_connect(G_OBJECT(dialog), "destroy",
1310 			 G_CALLBACK(hide_io_dialog_cb),
1311 			 children);
1312 	g_signal_connect(G_OBJECT(dialog), "size_allocate",
1313 			 G_CALLBACK(actions_io_size_allocate_cb), NULL);
1314 
1315 	vbox = gtk_vbox_new(FALSE, 8);
1316 	gtk_container_add(GTK_CONTAINER(
1317 				gtk_dialog_get_content_area(GTK_DIALOG(dialog))), vbox);
1318 	gtk_container_set_border_width(GTK_CONTAINER(vbox), 8);
1319 	gtk_widget_show(vbox);
1320 
1321 	label = gtk_label_new(children->action);
1322 	gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
1323 	gtk_widget_show(label);
1324 
1325 	scrolledwin = gtk_scrolled_window_new(NULL, NULL);
1326 	gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
1327 				       GTK_POLICY_AUTOMATIC,
1328 				       GTK_POLICY_AUTOMATIC);
1329 	gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
1330 					    GTK_SHADOW_IN);
1331 	gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
1332 	gtk_widget_hide(scrolledwin);
1333 
1334 	text = gtk_text_view_new();
1335 
1336 	if (prefs_common.textfont) {
1337 		PangoFontDescription *font_desc;
1338 		font_desc = pango_font_description_from_string
1339 			(prefs_common.textfont);
1340 		if (font_desc) {
1341 			gtk_widget_modify_font(text, font_desc);
1342 			pango_font_description_free(font_desc);
1343 		}
1344 	}
1345 
1346 	gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
1347 	gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
1348 	gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
1349 	gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
1350 	gtk_container_add(GTK_CONTAINER(scrolledwin), text);
1351 	gtk_widget_show(text);
1352 
1353 	if (children->open_in) {
1354 		input_hbox = gtk_hbox_new(FALSE, 8);
1355 		gtk_widget_show(input_hbox);
1356 
1357 		entry = gtk_entry_new();
1358 		gtk_widget_set_size_request(entry, 320, -1);
1359 		g_signal_connect(G_OBJECT(entry), "activate",
1360 				 G_CALLBACK(send_input), children);
1361 		gtk_box_pack_start(GTK_BOX(input_hbox), entry, TRUE, TRUE, 0);
1362 		if (children->action_type & ACTION_USER_HIDDEN_IN) {
1363 			gtk_entry_set_visibility(GTK_ENTRY(entry), FALSE);
1364 		}
1365 		gtk_widget_show(entry);
1366 
1367 		send_button = gtk_button_new_from_stock(GTK_STOCK_EXECUTE);
1368 		g_signal_connect(G_OBJECT(send_button), "clicked",
1369 				 G_CALLBACK(send_input), children);
1370 		gtk_box_pack_start(GTK_BOX(input_hbox), send_button, FALSE,
1371 				   FALSE, 0);
1372 		gtk_widget_show(send_button);
1373 
1374 		gtk_box_pack_start(GTK_BOX(vbox), input_hbox, FALSE, FALSE, 0);
1375 		gtk_widget_grab_focus(entry);
1376 	}
1377 
1378 	if (children->initial_nb > 1) {
1379 		gchar *text;
1380 #ifdef GENERIC_UMPC
1381 		/* use a more compact format */
1382 		const gchar *format = "%s 0/%d\n";
1383 #else
1384 		const gchar *format = "%s 0 / %d\n";
1385 #endif
1386 
1387 		progress_bar = gtk_progress_bar_new();
1388 		gtk_progress_bar_set_orientation(GTK_PROGRESS_BAR(progress_bar),
1389 				GTK_PROGRESS_LEFT_TO_RIGHT);
1390 		text = g_strdup_printf(format, _("Completed"),
1391 		                       children->initial_nb);
1392 		gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progress_bar),
1393 					  text);
1394 		g_free(text);
1395 		gtk_box_pack_start(GTK_BOX(vbox), progress_bar, FALSE, FALSE, 0);
1396 		gtk_widget_show(progress_bar);
1397 	}
1398 
1399 	gtkut_stock_button_set_create(&hbox, &abort_button, GTK_STOCK_STOP,
1400 				      &close_button, GTK_STOCK_CLOSE, NULL, NULL);
1401 	g_signal_connect(G_OBJECT(abort_button), "clicked",
1402 			 G_CALLBACK(kill_children_cb), children);
1403 	g_signal_connect(G_OBJECT(close_button), "clicked",
1404 			 G_CALLBACK(hide_io_dialog_cb), children);
1405 	gtk_widget_show(hbox);
1406 
1407 	if (children->nb)
1408 		gtk_widget_set_sensitive(close_button, FALSE);
1409 
1410 	gtk_container_add(GTK_CONTAINER(
1411 			gtk_dialog_get_action_area(GTK_DIALOG(dialog))), hbox);
1412 
1413 	if (!geometry.min_height) {
1414 		geometry.min_width = 582;
1415 		geometry.min_height = 310;
1416 	}
1417 
1418 	gtk_window_set_geometry_hints(GTK_WINDOW(dialog), NULL, &geometry,
1419 				      GDK_HINT_MIN_SIZE);
1420 	gtk_widget_set_size_request(dialog, prefs_common.actionsiodialog_width,
1421 				    prefs_common.actionsiodialog_height);
1422 
1423 	gtk_widget_show(dialog);
1424 
1425 	children->dialog       = dialog;
1426 	children->scrolledwin  = scrolledwin;
1427 	children->text         = text;
1428 	children->input_hbox   = children->open_in ? input_hbox : NULL;
1429 	children->input_entry  = children->open_in ? entry : NULL;
1430 	children->progress_bar = progress_bar;
1431 	children->abort_btn    = abort_button;
1432 	children->close_btn    = close_button;
1433 }
1434 
catch_status(GPid pid,gint status,gpointer data)1435 static void catch_status(GPid pid, gint status, gpointer data)
1436 {
1437 	ChildInfo *child_info = (ChildInfo *)data;
1438 
1439 	debug_print("Child returned %d\n", status);
1440 
1441 	childinfo_close_pipes(child_info);
1442 	g_spawn_close_pid(child_info->pid);
1443 	child_info->pid = 0;
1444 
1445 	if (child_info->children->action_type & (ACTION_SINGLE | ACTION_MULTIPLE)
1446 	    && child_info->msginfo_list) {
1447 		/* Actions on message *files* might change size and
1448 		* time stamp, and thus invalidate the cache */
1449 		SummaryView *summaryview  = NULL;
1450 		GSList      *cur;
1451 		MsgInfo     *msginfo, *nmi;	/* newmsginfo */
1452 		char        *file;
1453 		gboolean     modified_something = FALSE;
1454 		FolderItem  *last_item = NULL;
1455 		if (mainwindow_get_mainwindow ())
1456 			summaryview = mainwindow_get_mainwindow ()->summaryview;
1457 		for (cur = child_info->msginfo_list; cur; cur = cur->next) {
1458 			msginfo = (MsgInfo *)cur->data;
1459 			if (!(msginfo && /* Stuff used valid? */
1460 			    msginfo->folder && msginfo->folder->cache))
1461 				continue;
1462 			file = procmsg_get_message_file_path (msginfo);
1463 			if (!file)
1464 				continue;
1465 			nmi = procheader_parse_file (file, msginfo->flags, TRUE, FALSE);
1466 			if (!nmi)
1467 				continue; /* Deleted? */
1468 			if (msginfo->mtime != nmi->mtime || msginfo->size != nmi->size) {
1469 				nmi->folder = msginfo->folder;
1470 				nmi->msgnum = msginfo->msgnum;
1471 				msgcache_update_msg (msginfo->folder->cache, nmi);
1472 				modified_something = TRUE;
1473 				last_item = nmi->folder;
1474 			}
1475 			procmsg_msginfo_free (&nmi);
1476 			if (summaryview && summaryview->displayed &&
1477 		    	    summaryview->folder_item == msginfo->folder &&
1478 			    summary_get_msgnum(summaryview, summaryview->displayed) == msginfo->msgnum)
1479 				summary_redisplay_msg(summaryview);
1480 
1481 		}
1482 		if (modified_something && last_item &&
1483 		    summaryview && summaryview->folder_item == last_item) {
1484 			summary_show (summaryview, summaryview->folder_item, FALSE);
1485 		}
1486 		g_slist_free (child_info->msginfo_list);
1487 		child_info->msginfo_list = NULL;
1488 	}
1489 
1490 	if (!child_info->pid)
1491 		child_info->children->nb--;
1492 
1493 	wait_for_children(child_info->children);
1494 }
1495 
catch_input(gpointer data,gint source,GIOCondition cond)1496 static void catch_input(gpointer data, gint source, GIOCondition cond)
1497 {
1498 	Children *children = (Children *)data;
1499 	ChildInfo *child_info = (ChildInfo *)children->list->data;
1500 	gchar *input, *ret_str;
1501 	gint c, count, len, r;
1502 	gssize by_read = 0, by_written = 0;
1503 
1504 	debug_print("Sending input to grand child.\n");
1505 	if (!(cond & (G_IO_OUT | G_IO_ERR)))
1506 		return;
1507 
1508 	gtk_widget_set_sensitive(children->input_hbox, FALSE);
1509 	gtk_widget_grab_focus(children->abort_btn);
1510 
1511 	g_source_remove(child_info->tag_in);
1512 	child_info->tag_in = -1;
1513 
1514 	input = gtk_editable_get_chars(GTK_EDITABLE(children->input_entry),
1515 				       0, -1);
1516 	ret_str = g_locale_from_utf8(input, strlen(input), &by_read,
1517 				     &by_written, NULL);
1518 	if (ret_str && by_written) {
1519 		g_free(input);
1520 		input = ret_str;
1521 	}
1522 
1523 	len = strlen(input);
1524 	count = 0;
1525 
1526 	do {
1527 		c = write(child_info->chld_in, input + count, len - count);
1528 		if (c >= 0)
1529 			count += c;
1530 	} while (c >= 0 && count < len);
1531 
1532 	if (c >= 0)
1533 		r = write(child_info->chld_in, "\n", 2);
1534 
1535 	g_free(input);
1536 
1537 	r = close(child_info->chld_in);
1538 	child_info->chld_in = -1;
1539 	if (r != 0)
1540 		debug_print("closing child input fd: %s (%d)\n", g_strerror(errno), errno);
1541 	child_info->chld_in = -1;
1542 	debug_print("Input to grand child sent.\n");
1543 }
1544 
catch_output(gpointer data,gint source,GIOCondition cond)1545 static void catch_output(gpointer data, gint source, GIOCondition cond)
1546 {
1547 	ChildInfo *child_info = (ChildInfo *)data;
1548 	gint c;
1549 	gchar buf[BUFFSIZE];
1550 
1551 	debug_print("Catching grand child's output.\n");
1552 	if (child_info->children->action_type &
1553 	    (ACTION_PIPE_OUT | ACTION_INSERT)
1554 	    && source == child_info->chld_out) {
1555 		GtkTextView *text =
1556 			GTK_TEXT_VIEW(child_info->children->msg_text);
1557 		GtkTextBuffer *textbuf = gtk_text_view_get_buffer(text);
1558 		GtkTextIter iter;
1559 		GtkTextMark *mark;
1560 		gint ins_pos;
1561 
1562 		mark = gtk_text_buffer_get_insert(textbuf);
1563 		gtk_text_buffer_get_iter_at_mark(textbuf, &iter, mark);
1564 		ins_pos = gtk_text_iter_get_offset(&iter);
1565 
1566 		while (TRUE) {
1567 			gsize bytes_read = 0, bytes_written = 0;
1568 			gchar *ret_str;
1569 
1570 			c = read(source, buf, sizeof(buf) - 1);
1571 			if (c == 0)
1572 				break;
1573 
1574 			ret_str = g_locale_to_utf8
1575 				(buf, c - 1, &bytes_read, &bytes_written, NULL);
1576 			if (ret_str && bytes_written > 0) {
1577 				gtk_text_buffer_insert
1578 					(textbuf, &iter, ret_str,
1579 					 -1);
1580 				g_free(ret_str);
1581 			} else
1582 				gtk_text_buffer_insert(textbuf, &iter, buf, c - 1);
1583 		}
1584 
1585 		if (child_info->children->is_selection) {
1586 			GtkTextIter ins;
1587 
1588 			gtk_text_buffer_get_iter_at_offset
1589 				(textbuf, &ins, ins_pos);
1590 			gtk_text_buffer_select_range(textbuf, &ins, &iter);
1591 		}
1592 	} else {
1593 		c = read(source, buf, sizeof(buf) - 1);
1594 		if (c > 0) {
1595 			gsize bytes_read = 0, bytes_written = 0;
1596 			gchar *ret_str;
1597 
1598 			ret_str = g_locale_to_utf8
1599 				(buf, c, &bytes_read, &bytes_written, NULL);
1600 			if (ret_str && bytes_written > 0) {
1601 				g_string_append_len
1602 					(child_info->output, ret_str,
1603 					 bytes_written);
1604 				g_free(ret_str);
1605 			} else
1606 				g_string_append_len(child_info->output, buf, c);
1607 
1608 			child_info->new_out = TRUE;
1609 		}
1610 	}
1611 	if (c == 0) {
1612 		if (source == child_info->chld_out) {
1613 			g_source_remove(child_info->tag_out);
1614 			child_info->tag_out = -1;
1615 			(void)close(child_info->chld_out);
1616 			child_info->chld_out = -1;
1617 		} else {
1618 			g_source_remove(child_info->tag_err);
1619 			child_info->tag_err = -1;
1620 			(void)close(child_info->chld_err);
1621 			child_info->chld_err = -1;
1622 		}
1623 	}
1624 
1625 	wait_for_children(child_info->children);
1626 }
1627 
get_user_string(const gchar * action,ActionType type)1628 static gchar *get_user_string(const gchar *action, ActionType type)
1629 {
1630 	gchar *message;
1631 	gchar *user_str = NULL;
1632 
1633 	switch (type) {
1634 	case ACTION_USER_HIDDEN_STR:
1635 		message = g_strdup_printf
1636 			(_("Enter the argument for the following action:\n"
1637 			   "('%%h' will be replaced with the argument)\n"
1638 			   "  %s"),
1639 			 action);
1640 		user_str = input_dialog_with_invisible
1641 			(_("Action's hidden user argument"), message, NULL);
1642 		break;
1643 	case ACTION_USER_STR:
1644 		message = g_strdup_printf
1645 			(_("Enter the argument for the following action:\n"
1646 			   "('%%u' will be replaced with the argument)\n"
1647 			   "  %s"),
1648 			 action);
1649 		user_str = input_dialog
1650 			(_("Action's user argument"), message, NULL);
1651 		break;
1652 	default:
1653 		g_warning("Unsupported action type %d", type);
1654 	}
1655 
1656 	return user_str;
1657 }
1658