* src/compose.c
[claws.git] / src / procmsg.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18  */
19
20 #include "defs.h"
21
22 #include <glib.h>
23 #include <stdio.h>
24 #include <stdlib.h>
25
26 #include "intl.h"
27 #include "main.h"
28 #include "utils.h"
29 #include "procmsg.h"
30 #include "procheader.h"
31 #include "send.h"
32 #include "procmime.h"
33 #include "statusbar.h"
34 #include "folder.h"
35 #include "prefs_common.h"
36 #include "account.h"
37 #if USE_GPGME
38 #  include "rfc2015.h"
39 #endif
40 #include "alertpanel.h"
41 #include "news.h"
42 #include "imap.h"
43
44 typedef struct _FlagInfo        FlagInfo;
45
46 struct _FlagInfo
47 {
48         guint    msgnum;
49         MsgFlags flags;
50 };
51
52 static GHashTable *procmsg_read_mark_file       (const gchar    *folder);
53 void   procmsg_msginfo_write_flags              (MsgInfo        *msginfo);
54
55
56 GHashTable *procmsg_msg_hash_table_create(GSList *mlist)
57 {
58         GHashTable *msg_table;
59
60         if (mlist == NULL) return NULL;
61
62         msg_table = g_hash_table_new(NULL, g_direct_equal);
63         procmsg_msg_hash_table_append(msg_table, mlist);
64
65         return msg_table;
66 }
67
68 void procmsg_msg_hash_table_append(GHashTable *msg_table, GSList *mlist)
69 {
70         GSList *cur;
71         MsgInfo *msginfo;
72
73         if (msg_table == NULL || mlist == NULL) return;
74
75         for (cur = mlist; cur != NULL; cur = cur->next) {
76                 msginfo = (MsgInfo *)cur->data;
77
78                 g_hash_table_insert(msg_table,
79                                     GUINT_TO_POINTER(msginfo->msgnum),
80                                     msginfo);
81         }
82 }
83
84 GHashTable *procmsg_to_folder_hash_table_create(GSList *mlist)
85 {
86         GHashTable *msg_table;
87         GSList *cur;
88         MsgInfo *msginfo;
89
90         if (mlist == NULL) return NULL;
91
92         msg_table = g_hash_table_new(NULL, g_direct_equal);
93
94         for (cur = mlist; cur != NULL; cur = cur->next) {
95                 msginfo = (MsgInfo *)cur->data;
96                 g_hash_table_insert(msg_table, msginfo->to_folder, msginfo);
97         }
98
99         return msg_table;
100 }
101
102 static gint procmsg_read_cache_data_str(FILE *fp, gchar **str)
103 {
104         gchar buf[BUFFSIZE];
105         gint ret = 0;
106         size_t len;
107
108         if (fread(&len, sizeof(len), 1, fp) == 1) {
109                 if (len < 0)
110                         ret = -1;
111                 else {
112                         gchar *tmp = NULL;
113
114                         while (len > 0) {
115                                 size_t size = MIN(len, BUFFSIZE - 1);
116
117                                 if (fread(buf, size, 1, fp) != 1) {
118                                         ret = -1;
119                                         if (tmp) g_free(tmp);
120                                         *str = NULL;
121                                         break;
122                                 }
123
124                                 buf[size] = '\0';
125                                 if (tmp) {
126                                         *str = g_strconcat(tmp, buf, NULL);
127                                         g_free(tmp);
128                                         tmp = *str;
129                                 } else
130                                         tmp = *str = g_strdup(buf);
131
132                                 len -= size;
133                         }
134                 }
135         } else
136                 ret = -1;
137
138         if (ret < 0)
139                 g_warning(_("Cache data is corrupted\n"));
140
141         return ret;
142 }
143
144 #define READ_CACHE_DATA(data, fp) \
145 { \
146         if (procmsg_read_cache_data_str(fp, &data) < 0) { \
147                 procmsg_msginfo_free(msginfo); \
148                 break; \
149         } \
150 }
151
152 #define READ_CACHE_DATA_INT(n, fp) \
153 { \
154         if (fread(&n, sizeof(n), 1, fp) != 1) { \
155                 g_warning(_("Cache data is corrupted\n")); \
156                 procmsg_msginfo_free(msginfo); \
157                 break; \
158         } \
159 }
160
161 GSList *procmsg_read_cache(FolderItem *item, gboolean scan_file)
162 {
163         GSList *mlist = NULL;
164         GSList *last = NULL;
165         gchar *cache_file;
166         FILE *fp;
167         MsgInfo *msginfo;
168         MsgFlags default_flags;
169         gchar file_buf[BUFFSIZE];
170         gint ver;
171         guint num;
172         FolderType type;
173
174         g_return_val_if_fail(item != NULL, NULL);
175         g_return_val_if_fail(item->folder != NULL, NULL);
176         type = item->folder->type;
177
178         default_flags.perm_flags = MSG_NEW|MSG_UNREAD;
179         default_flags.tmp_flags = MSG_CACHED;
180         if (type == F_MH || type == F_IMAP) {
181                 if (item->stype == F_QUEUE) {
182                         MSG_SET_TMP_FLAGS(default_flags, MSG_QUEUED);
183                 } else if (item->stype == F_DRAFT) {
184                         MSG_SET_TMP_FLAGS(default_flags, MSG_DRAFT);
185                 }
186         }
187         if (type == F_IMAP) {
188                 MSG_SET_TMP_FLAGS(default_flags, MSG_IMAP);
189         } else if (type == F_NEWS) {
190                 MSG_SET_TMP_FLAGS(default_flags, MSG_NEWS);
191         }
192
193         if (type == F_MH) {
194                 gchar *path;
195
196                 path = folder_item_get_path(item);
197                 if (change_dir(path) < 0) {
198                         g_free(path);
199                         return NULL;
200                 }
201                 g_free(path);
202         }
203         cache_file = folder_item_get_cache_file(item);
204         if ((fp = fopen(cache_file, "rb")) == NULL) {
205                 debug_print("\tNo cache file\n");
206                 g_free(cache_file);
207                 return NULL;
208         }
209         setvbuf(fp, file_buf, _IOFBF, sizeof(file_buf));
210         g_free(cache_file);
211
212         debug_print("\tReading summary cache...\n");
213
214         /* compare cache version */
215         if (fread(&ver, sizeof(ver), 1, fp) != 1 ||
216             CACHE_VERSION != ver) {
217                 debug_print("Cache version is different. Discarding it.\n");
218                 fclose(fp);
219                 return NULL;
220         }
221
222         while (fread(&num, sizeof(num), 1, fp) == 1) {
223                 msginfo = procmsg_msginfo_new();
224                 msginfo->msgnum = num;
225                 READ_CACHE_DATA_INT(msginfo->size, fp);
226                 READ_CACHE_DATA_INT(msginfo->mtime, fp);
227                 READ_CACHE_DATA_INT(msginfo->date_t, fp);
228                 READ_CACHE_DATA_INT(msginfo->flags.tmp_flags, fp);
229
230                 READ_CACHE_DATA(msginfo->fromname, fp);
231
232                 READ_CACHE_DATA(msginfo->date, fp);
233                 READ_CACHE_DATA(msginfo->from, fp);
234                 READ_CACHE_DATA(msginfo->to, fp);
235                 READ_CACHE_DATA(msginfo->cc, fp);
236                 READ_CACHE_DATA(msginfo->newsgroups, fp);
237                 READ_CACHE_DATA(msginfo->subject, fp);
238                 READ_CACHE_DATA(msginfo->msgid, fp);
239                 READ_CACHE_DATA(msginfo->inreplyto, fp);
240                 READ_CACHE_DATA(msginfo->references, fp);
241                 READ_CACHE_DATA(msginfo->xref, fp);
242
243
244                 MSG_SET_PERM_FLAGS(msginfo->flags, default_flags.perm_flags);
245                 MSG_SET_TMP_FLAGS(msginfo->flags, default_flags.tmp_flags);
246
247                 /* if the message file doesn't exist or is changed,
248                    don't add the data */
249                 if (type == F_MH && scan_file &&
250                     folder_item_is_msg_changed(item, msginfo))
251                         procmsg_msginfo_free(msginfo);
252                 else {
253                         msginfo->folder = item;
254
255                         if (!mlist)
256                                 last = mlist = g_slist_append(NULL, msginfo);
257                         else {
258                                 last = g_slist_append(last, msginfo);
259                                 last = last->next;
260                         }
261                 }
262         }
263
264         fclose(fp);
265         debug_print("done.\n");
266
267         return mlist;
268 }
269
270 #undef READ_CACHE_DATA
271 #undef READ_CACHE_DATA_INT
272
273 void procmsg_set_flags(GSList *mlist, FolderItem *item)
274 {
275         GSList *cur, *tmp;
276         gint newmsg = 0;
277         gint lastnum = 0;
278         gchar *markdir;
279         MsgInfo *msginfo;
280         GHashTable *mark_table;
281         MsgFlags *flags;
282
283         if (!mlist) return;
284         g_return_if_fail(item != NULL);
285         g_return_if_fail(item->folder != NULL);
286
287         debug_print("\tMarking the messages...\n");
288
289         markdir = folder_item_get_path(item);
290         if (!is_dir_exist(markdir))
291                 make_dir_hier(markdir);
292
293         mark_table = procmsg_read_mark_file(markdir);
294         g_free(markdir);
295
296         if (!mark_table) return;
297
298         for (cur = mlist; cur != NULL; cur = cur->next) {
299                 msginfo = (MsgInfo *)cur->data;
300
301                 if (lastnum < msginfo->msgnum)
302                         lastnum = msginfo->msgnum;
303
304                 flags = g_hash_table_lookup
305                         (mark_table, GUINT_TO_POINTER(msginfo->msgnum));
306
307                 if (flags != NULL) {
308                         /* add the permanent flags only */
309                         msginfo->flags.perm_flags = flags->perm_flags;
310                         if (item->folder->type == F_IMAP) {
311                                 MSG_SET_TMP_FLAGS(msginfo->flags, MSG_IMAP);
312                         } else if (item->folder->type == F_NEWS) {
313                                 MSG_SET_TMP_FLAGS(msginfo->flags, MSG_NEWS);
314                         }
315                 } else {
316                         /* not found (new message) */
317                         if (newmsg == 0) {
318                                 for (tmp = mlist; tmp != cur; tmp = tmp->next)
319                                         MSG_UNSET_PERM_FLAGS
320                                                 (((MsgInfo *)tmp->data)->flags,
321                                                  MSG_NEW);
322                         }
323                         newmsg++;
324                 }
325         }
326
327         item->last_num = lastnum;
328
329         debug_print("done.\n");
330         if (newmsg)
331                 debug_print("\t%d new message(s)\n", newmsg);
332
333         hash_free_value_mem(mark_table);
334         g_hash_table_destroy(mark_table);
335 }
336
337 gint procmsg_get_last_num_in_msg_list(GSList *mlist)
338 {
339         GSList *cur;
340         MsgInfo *msginfo;
341         gint last = 0;
342
343         for (cur = mlist; cur != NULL; cur = cur->next) {
344                 msginfo = (MsgInfo *)cur->data;
345                 if (msginfo && msginfo->msgnum > last)
346                         last = msginfo->msgnum;
347         }
348
349         return last;
350 }
351
352 void procmsg_msg_list_free(GSList *mlist)
353 {
354         GSList *cur;
355         MsgInfo *msginfo;
356
357         for (cur = mlist; cur != NULL; cur = cur->next) {
358                 msginfo = (MsgInfo *)cur->data;
359                 procmsg_msginfo_free(msginfo);
360         }
361         g_slist_free(mlist);
362 }
363
364 void procmsg_write_cache(MsgInfo *msginfo, FILE *fp)
365 {
366         MsgTmpFlags flags = msginfo->flags.tmp_flags & MSG_CACHED_FLAG_MASK;
367
368         WRITE_CACHE_DATA_INT(msginfo->msgnum, fp);
369         WRITE_CACHE_DATA_INT(msginfo->size, fp);
370         WRITE_CACHE_DATA_INT(msginfo->mtime, fp);
371         WRITE_CACHE_DATA_INT(msginfo->date_t, fp);
372         WRITE_CACHE_DATA_INT(flags, fp);
373
374         WRITE_CACHE_DATA(msginfo->fromname, fp);
375
376         WRITE_CACHE_DATA(msginfo->date, fp);
377         WRITE_CACHE_DATA(msginfo->from, fp);
378         WRITE_CACHE_DATA(msginfo->to, fp);
379         WRITE_CACHE_DATA(msginfo->cc, fp);
380         WRITE_CACHE_DATA(msginfo->newsgroups, fp);
381         WRITE_CACHE_DATA(msginfo->subject, fp);
382         WRITE_CACHE_DATA(msginfo->msgid, fp);
383         WRITE_CACHE_DATA(msginfo->inreplyto, fp);
384         WRITE_CACHE_DATA(msginfo->references, fp);
385         WRITE_CACHE_DATA(msginfo->xref, fp);
386
387 }
388
389 void procmsg_write_flags(MsgInfo *msginfo, FILE *fp)
390 {
391         MsgPermFlags flags = msginfo->flags.perm_flags;
392
393         WRITE_CACHE_DATA_INT(msginfo->msgnum, fp);
394         WRITE_CACHE_DATA_INT(flags, fp);
395 }
396
397 void procmsg_flush_mark_queue(FolderItem *item, FILE *fp)
398 {
399         MsgInfo *flaginfo;
400
401         g_return_if_fail(item != NULL);
402         g_return_if_fail(fp != NULL);
403
404         while (item->mark_queue != NULL) {
405                 flaginfo = (MsgInfo *)item->mark_queue->data;
406                 procmsg_write_flags(flaginfo, fp);
407                 procmsg_msginfo_free(flaginfo);
408                 item->mark_queue = g_slist_remove(item->mark_queue, flaginfo);
409         }
410 }
411
412 void procmsg_add_flags(FolderItem *item, gint num, MsgFlags flags)
413 {
414         FILE *fp;
415         gchar *path;
416         MsgInfo msginfo;
417
418         g_return_if_fail(item != NULL);
419
420         if (item->opened) {
421                 MsgInfo *queue_msginfo;
422
423                 queue_msginfo = g_new0(MsgInfo, 1);
424                 queue_msginfo->msgnum = num;
425                 queue_msginfo->flags = flags;
426                 item->mark_queue = g_slist_append
427                         (item->mark_queue, queue_msginfo);
428                 return;
429         }
430
431         path = folder_item_get_path(item);
432         g_return_if_fail(path != NULL);
433
434         if ((fp = procmsg_open_mark_file(path, TRUE)) == NULL) {
435                 g_warning(_("can't open mark file\n"));
436                 g_free(path);
437                 return;
438         }
439         g_free(path);
440
441         msginfo.msgnum = num;
442         msginfo.flags = flags;
443
444         procmsg_write_flags(&msginfo, fp);
445         fclose(fp);
446 }
447
448 struct MarkSum {
449         gint *new;
450         gint *unread;
451         gint *total;
452         gint *min;
453         gint *max;
454         gint first;
455 };
456
457 static GHashTable *procmsg_read_mark_file(const gchar *folder)
458 {
459         FILE *fp;
460         GHashTable *mark_table = NULL;
461         gint num;
462         MsgFlags *flags;
463         MsgPermFlags perm_flags;
464
465         if ((fp = procmsg_open_mark_file(folder, FALSE)) == NULL)
466                 return NULL;
467
468         mark_table = g_hash_table_new(NULL, g_direct_equal);
469
470         while (fread(&num, sizeof(num), 1, fp) == 1) {
471                 if (fread(&perm_flags, sizeof(perm_flags), 1, fp) != 1) break;
472
473                 flags = g_hash_table_lookup(mark_table, GUINT_TO_POINTER(num));
474                 if (flags != NULL)
475                         g_free(flags);
476
477                 flags = g_new0(MsgFlags, 1);
478                 flags->perm_flags = perm_flags;
479     
480                 if (!MSG_IS_REALLY_DELETED(*flags)) {
481                         g_hash_table_insert(mark_table, GUINT_TO_POINTER(num), flags);
482                 } else {
483                         g_hash_table_remove(mark_table, GUINT_TO_POINTER(num));
484                 }
485         }
486
487         fclose(fp);
488         return mark_table;
489 }
490
491 FILE *procmsg_open_mark_file(const gchar *folder, gboolean append)
492 {
493         gchar *markfile;
494         FILE *fp;
495         gint ver;
496
497         markfile = g_strconcat(folder, G_DIR_SEPARATOR_S, MARK_FILE, NULL);
498
499         if ((fp = fopen(markfile, "rb")) == NULL)
500                 debug_print("Mark file not found.\n");
501         else if (fread(&ver, sizeof(ver), 1, fp) != 1 || MARK_VERSION != ver) {
502                 debug_print("Mark version is different (%d != %d). "
503                               "Discarding it.\n", ver, MARK_VERSION);
504                 fclose(fp);
505                 fp = NULL;
506         }
507
508         /* read mode */
509         if (append == FALSE) {
510                 g_free(markfile);
511                 return fp;
512         }
513
514         if (fp) {
515                 /* reopen with append mode */
516                 fclose(fp);
517                 if ((fp = fopen(markfile, "ab")) == NULL)
518                         g_warning(_("Can't open mark file with append mode.\n"));
519         } else {
520                 /* open with overwrite mode if mark file doesn't exist or
521                    version is different */
522                 if ((fp = fopen(markfile, "wb")) == NULL)
523                         g_warning(_("Can't open mark file with write mode.\n"));
524                 else {
525                         ver = MARK_VERSION;
526                         WRITE_CACHE_DATA_INT(ver, fp);
527                 }
528         }
529
530         g_free(markfile);
531         return fp;
532 }
533
534 static gboolean procmsg_ignore_node(GNode *node, gpointer data)
535 {
536         MsgInfo *msginfo = (MsgInfo *)node->data;
537         
538         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
539
540         return FALSE;
541 }
542
543 /* return the reversed thread tree */
544 GNode *procmsg_get_thread_tree(GSList *mlist)
545 {
546         GNode *root, *parent, *node, *next;
547         GHashTable *msgid_table;
548         GHashTable *subject_table;
549         MsgInfo *msginfo;
550         const gchar *msgid;
551         const gchar *subject;
552         GNode *found_subject;
553
554         root = g_node_new(NULL);
555         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
556         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
557
558         for (; mlist != NULL; mlist = mlist->next) {
559                 msginfo = (MsgInfo *)mlist->data;
560                 parent = root;
561
562                 if (msginfo->inreplyto) {
563                         parent = g_hash_table_lookup(msgid_table, msginfo->inreplyto);
564                         if (parent == NULL) {
565                                 parent = root;
566                         } else {
567                                 if (MSG_IS_IGNORE_THREAD(((MsgInfo *)parent->data)->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
568                                         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
569                                 }
570                         }
571                 }
572                 node = g_node_insert_data_before
573                         (parent, parent == root ? parent->children : NULL,
574                          msginfo);
575                 if ((msgid = msginfo->msgid) &&
576                     g_hash_table_lookup(msgid_table, msgid) == NULL)
577                         g_hash_table_insert(msgid_table, (gchar *)msgid, node);
578
579                 subject = msginfo->subject;
580                 found_subject = subject_table_lookup(subject_table,
581                                                      (gchar *) subject);
582                 if (found_subject == NULL)
583                         subject_table_insert(subject_table, (gchar *) subject,
584                                              node);
585                 else {
586                         /* replace if msg in table is older than current one 
587                          * can add here more stuff.  */
588                         if ( ((MsgInfo*)(found_subject->data))->date_t >
589                              ((MsgInfo*)(node->data))->date_t )  {
590                                 subject_table_remove(subject_table, (gchar *) subject);
591                                 subject_table_insert(subject_table, (gchar *) subject, node);
592                         }       
593                 }
594         }
595
596         /* complete the unfinished threads */
597         for (node = root->children; node != NULL; ) {
598                 next = node->next;
599                 msginfo = (MsgInfo *)node->data;
600                 parent = NULL;
601                 if (msginfo->inreplyto) 
602                         parent = g_hash_table_lookup(msgid_table, msginfo->inreplyto);
603                 if (parent && parent != node) {
604                         g_node_unlink(node);
605                         g_node_insert_before
606                                 (parent, parent->children, node);
607                         /* CLAWS: ignore thread */
608                         if (MSG_IS_IGNORE_THREAD(((MsgInfo *)parent->data)->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
609                                 g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1, procmsg_ignore_node, NULL);
610                         }
611                 }
612                 node = next;
613         }
614
615         /* CLAWS: now see if the first level (below root) still has some nodes that can be
616          * threaded by subject line. we need to handle this in a special way to prevent
617          * circular reference from a node that has already been threaded by IN-REPLY-TO
618          * but is also in the subject line hash table */
619         for (node = root->children; node != NULL; ) {
620                 next = node->next;
621                 msginfo = (MsgInfo *) node->data;
622                 parent = NULL;
623                 if (subject_is_reply(msginfo->subject)) {
624                         parent = subject_table_lookup(subject_table,
625                                                       msginfo->subject);
626                         /* the node may already be threaded by IN-REPLY-TO,
627                            so go up in the tree to find the parent node */
628                         if (parent != NULL) {
629                                 if (g_node_is_ancestor(node, parent))
630                                         parent = NULL;
631                                 if (parent == node)
632                                         parent = NULL;
633                         }
634
635                         if (parent) {
636                                 g_node_unlink(node);
637                                 g_node_append(parent, node);
638                                 /* CLAWS: ignore thread */
639                                 if (MSG_IS_IGNORE_THREAD(((MsgInfo *)parent->data)->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
640                                         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1, procmsg_ignore_node, NULL);
641                                 }
642                         }
643                 }                                       
644                 node = next;
645         }               
646
647         g_hash_table_destroy(subject_table);
648         g_hash_table_destroy(msgid_table);
649
650         return root;
651 }
652
653 void procmsg_move_messages(GSList *mlist)
654 {
655         GSList *cur, *movelist = NULL;
656         MsgInfo *msginfo;
657         FolderItem *dest = NULL;
658
659         if (!mlist) return;
660
661         for (cur = mlist; cur != NULL; cur = cur->next) {
662                 msginfo = (MsgInfo *)cur->data;
663                 if (!dest) {
664                         dest = msginfo->to_folder;
665                         movelist = g_slist_append(movelist, msginfo);
666                 } else if (dest == msginfo->to_folder) {
667                         movelist = g_slist_append(movelist, msginfo);
668                 } else {
669                         folder_item_move_msgs_with_dest(dest, movelist);
670                         g_slist_free(movelist);
671                         movelist = NULL;
672                         dest = msginfo->to_folder;
673                         movelist = g_slist_append(movelist, msginfo);
674                 }
675         }
676
677         if (movelist) {
678                 folder_item_move_msgs_with_dest(dest, movelist);
679                 g_slist_free(movelist);
680         }
681 }
682
683 void procmsg_copy_messages(GSList *mlist)
684 {
685         GSList *cur, *copylist = NULL;
686         MsgInfo *msginfo;
687         FolderItem *dest = NULL;
688
689         if (!mlist) return;
690
691         /* 
692         
693         Horrible: Scanning 2 times for every copy!
694
695         hash = procmsg_to_folder_hash_table_create(mlist);
696         folder_item_scan_foreach(hash);
697         g_hash_table_destroy(hash);
698         */
699
700         for (cur = mlist; cur != NULL; cur = cur->next) {
701                 msginfo = (MsgInfo *)cur->data;
702                 if (!dest) {
703                         dest = msginfo->to_folder;
704                         copylist = g_slist_append(copylist, msginfo);
705                 } else if (dest == msginfo->to_folder) {
706                         copylist = g_slist_append(copylist, msginfo);
707                 } else {
708                         folder_item_copy_msgs_with_dest(dest, copylist);
709                         g_slist_free(copylist);
710                         copylist = NULL;
711                         dest = msginfo->to_folder;
712                         copylist = g_slist_append(copylist, msginfo);
713                 }
714         }
715
716         if (copylist) {
717                 folder_item_copy_msgs_with_dest(dest, copylist);
718                 g_slist_free(copylist);
719         }
720 }
721
722 gchar *procmsg_get_message_file_path(MsgInfo *msginfo)
723 {
724         gchar *path, *file;
725
726         g_return_val_if_fail(msginfo != NULL, NULL);
727
728         if (msginfo->plaintext_file)
729                 file = g_strdup(msginfo->plaintext_file);
730         else {
731                 path = folder_item_get_path(msginfo->folder);
732                 file = g_strconcat(path, G_DIR_SEPARATOR_S,
733                                    itos(msginfo->msgnum), NULL);
734                 g_free(path);
735         }
736
737         return file;
738 }
739
740 gchar *procmsg_get_message_file(MsgInfo *msginfo)
741 {
742         gchar *filename = NULL;
743
744         g_return_val_if_fail(msginfo != NULL, NULL);
745
746         filename = folder_item_fetch_msg(msginfo->folder, msginfo->msgnum);
747         if (!filename)
748                 g_warning(_("can't fetch message %d\n"), msginfo->msgnum);
749
750         return filename;
751 }
752
753 FILE *procmsg_open_message(MsgInfo *msginfo)
754 {
755         FILE *fp;
756         gchar *file;
757
758         g_return_val_if_fail(msginfo != NULL, NULL);
759
760         file = procmsg_get_message_file_path(msginfo);
761         g_return_val_if_fail(file != NULL, NULL);
762
763         if (!is_file_exist(file)) {
764                 g_free(file);
765                 file = procmsg_get_message_file(msginfo);
766                 g_return_val_if_fail(file != NULL, NULL);
767         }
768
769         if ((fp = fopen(file, "rb")) == NULL) {
770                 FILE_OP_ERROR(file, "fopen");
771                 g_free(file);
772                 return NULL;
773         }
774
775         g_free(file);
776
777         if (MSG_IS_QUEUED(msginfo->flags) || MSG_IS_DRAFT(msginfo->flags)) {
778                 gchar buf[BUFFSIZE];
779
780                 while (fgets(buf, sizeof(buf), fp) != NULL)
781                         if (buf[0] == '\r' || buf[0] == '\n') break;
782         }
783
784         return fp;
785 }
786
787 #if USE_GPGME
788 FILE *procmsg_open_message_decrypted(MsgInfo *msginfo, MimeInfo **mimeinfo)
789 {
790         FILE *fp;
791         MimeInfo *mimeinfo_;
792
793         g_return_val_if_fail(msginfo != NULL, NULL);
794
795         if (mimeinfo) *mimeinfo = NULL;
796
797         if ((fp = procmsg_open_message(msginfo)) == NULL) return NULL;
798
799         mimeinfo_ = procmime_scan_mime_header(fp);
800         if (!mimeinfo_) {
801                 fclose(fp);
802                 return NULL;
803         }
804
805         if (!MSG_IS_ENCRYPTED(msginfo->flags) &&
806             rfc2015_is_encrypted(mimeinfo_)) {
807                 MSG_SET_TMP_FLAGS(msginfo->flags, MSG_ENCRYPTED);
808         }
809
810         if (MSG_IS_ENCRYPTED(msginfo->flags) &&
811             !msginfo->plaintext_file &&
812             !msginfo->decryption_failed) {
813                 rfc2015_decrypt_message(msginfo, mimeinfo_, fp);
814                 if (msginfo->plaintext_file &&
815                     !msginfo->decryption_failed) {
816                         fclose(fp);
817                         procmime_mimeinfo_free_all(mimeinfo_);
818                         if ((fp = procmsg_open_message(msginfo)) == NULL)
819                                 return NULL;
820                         mimeinfo_ = procmime_scan_mime_header(fp);
821                         if (!mimeinfo_) {
822                                 fclose(fp);
823                                 return NULL;
824                         }
825                 }
826         }
827
828         if (mimeinfo) *mimeinfo = mimeinfo_;
829         return fp;
830 }
831 #endif
832
833 gboolean procmsg_msg_exist(MsgInfo *msginfo)
834 {
835         gchar *path;
836         gboolean ret;
837
838         if (!msginfo) return FALSE;
839
840         path = folder_item_get_path(msginfo->folder);
841         change_dir(path);
842         ret = !folder_item_is_msg_changed(msginfo->folder, msginfo);
843         g_free(path);
844
845         return ret;
846 }
847
848 void procmsg_empty_trash(void)
849 {
850         FolderItem *trash;
851         GList *cur;
852
853         for (cur = folder_get_list(); cur != NULL; cur = cur->next) {
854                 trash = FOLDER(cur->data)->trash;
855                 if (trash && trash->total > 0)
856                         folder_item_remove_all_msg(trash);
857         }
858 }
859
860 gint procmsg_send_queue(FolderItem *queue, gboolean save_msgs)
861 {
862         gint ret = 0;
863         GSList *list, *elem;
864
865         if (!queue)
866                 queue = folder_get_default_queue();
867         g_return_val_if_fail(queue != NULL, -1);
868
869         folder_item_scan(queue);
870         list = folder_item_get_msg_list(queue);
871
872
873         for (elem = list; elem != NULL; elem = elem->next) {
874                 gchar *file;
875                 MsgInfo *msginfo;
876                 
877                 msginfo = (MsgInfo *)(elem->data);
878
879                 file = folder_item_fetch_msg(queue, msginfo->msgnum);
880                 if (file) {
881                         if (procmsg_send_message_queue(file) < 0) {
882                                 g_warning(_("Sending queued message %d failed.\n"), msginfo->msgnum);
883                                 ret = -1;
884                         } else {
885                         /* CLAWS: 
886                          * We save in procmsg_send_message_queue because
887                          * we need the destination folder from the queue
888                          * header
889                                                 
890                                 if (save_msgs)
891                                         procmsg_save_to_outbox
892                                                 (queue->folder->outbox,
893                                                  file, TRUE);
894 */
895                                 folder_item_remove_msg(queue, msginfo->msgnum);
896                         }
897                         g_free(file);
898                 }
899                 procmsg_msginfo_free(msginfo);
900         }
901
902         folder_update_item(queue, FALSE);
903
904         return ret;
905 }
906
907 gint procmsg_save_to_outbox(FolderItem *outbox, const gchar *file,
908                             gboolean is_queued)
909 {
910         gint num;
911         FILE *fp;
912         MsgInfo *msginfo;
913
914         debug_print("saving sent message...\n");
915
916         if (!outbox)
917                 outbox = folder_get_default_outbox();
918         g_return_val_if_fail(outbox != NULL, -1);
919
920         /* remove queueing headers */
921         if (is_queued) {
922                 gchar tmp[MAXPATHLEN + 1];
923                 gchar buf[BUFFSIZE];
924                 FILE *outfp;
925
926                 g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg.out.%08x",
927                            get_rc_dir(), G_DIR_SEPARATOR, (guint)random());
928                 if ((fp = fopen(file, "rb")) == NULL) {
929                         FILE_OP_ERROR(file, "fopen");
930                         return -1;
931                 }
932                 if ((outfp = fopen(tmp, "wb")) == NULL) {
933                         FILE_OP_ERROR(tmp, "fopen");
934                         fclose(fp);
935                         return -1;
936                 }
937                 while (fgets(buf, sizeof(buf), fp) != NULL)
938                         if (buf[0] == '\r' || buf[0] == '\n') break;
939                 while (fgets(buf, sizeof(buf), fp) != NULL)
940                         fputs(buf, outfp);
941                 fclose(outfp);
942                 fclose(fp);
943
944                 folder_item_scan(outbox);
945                 if ((num = folder_item_add_msg(outbox, tmp, TRUE)) < 0) {
946                         g_warning("can't save message\n");
947                         unlink(tmp);
948                         return -1;
949                 }
950         } else {
951                 folder_item_scan(outbox);
952                 if ((num = folder_item_add_msg(outbox, file, FALSE)) < 0) {
953                         g_warning("can't save message\n");
954                         return -1;
955                 }
956                 return -1;
957         }
958         msginfo = folder_item_fetch_msginfo(outbox, num);
959         if (msginfo != NULL) {
960             procmsg_msginfo_unset_flags(msginfo, ~0, 0);
961             procmsg_msginfo_free(msginfo);
962         }
963
964         return 0;
965 }
966
967 void procmsg_print_message(MsgInfo *msginfo, const gchar *cmdline)
968 {
969         static const gchar *def_cmd = "lpr %s";
970         static guint id = 0;
971         gchar *prtmp;
972         FILE *tmpfp, *prfp;
973         gchar buf[1024];
974         gchar *p;
975
976         g_return_if_fail(msginfo);
977
978         if ((tmpfp = procmime_get_first_text_content(msginfo)) == NULL) {
979                 g_warning(_("Can't get text part\n"));
980                 return;
981         }
982
983         prtmp = g_strdup_printf("%s%cprinttmp.%08x",
984                                 get_mime_tmp_dir(), G_DIR_SEPARATOR, id++);
985
986         if ((prfp = fopen(prtmp, "wb")) == NULL) {
987                 FILE_OP_ERROR(prtmp, "fopen");
988                 g_free(prtmp);
989                 fclose(tmpfp);
990                 return;
991         }
992
993         if (msginfo->date) fprintf(prfp, "Date: %s\n", msginfo->date);
994         if (msginfo->from) fprintf(prfp, "From: %s\n", msginfo->from);
995         if (msginfo->to)   fprintf(prfp, "To: %s\n", msginfo->to);
996         if (msginfo->cc)   fprintf(prfp, "Cc: %s\n", msginfo->cc);
997         if (msginfo->newsgroups)
998                 fprintf(prfp, "Newsgroups: %s\n", msginfo->newsgroups);
999         if (msginfo->subject) fprintf(prfp, "Subject: %s\n", msginfo->subject);
1000         fputc('\n', prfp);
1001
1002         while (fgets(buf, sizeof(buf), tmpfp) != NULL)
1003                 fputs(buf, prfp);
1004
1005         fclose(prfp);
1006         fclose(tmpfp);
1007
1008         if (cmdline && (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
1009             !strchr(p + 2, '%'))
1010                 g_snprintf(buf, sizeof(buf) - 1, cmdline, prtmp);
1011         else {
1012                 if (cmdline)
1013                         g_warning(_("Print command line is invalid: `%s'\n"),
1014                                   cmdline);
1015                 g_snprintf(buf, sizeof(buf) - 1, def_cmd, prtmp);
1016         }
1017
1018         g_free(prtmp);
1019
1020         g_strchomp(buf);
1021         if (buf[strlen(buf) - 1] != '&') strcat(buf, "&");
1022         system(buf);
1023 }
1024
1025 MsgInfo *procmsg_msginfo_new_ref(MsgInfo *msginfo)
1026 {
1027         msginfo->refcnt++;
1028         
1029         return msginfo;
1030 }
1031
1032 MsgInfo *procmsg_msginfo_new()
1033 {
1034         MsgInfo *newmsginfo;
1035
1036         newmsginfo = g_new0(MsgInfo, 1);
1037         newmsginfo->refcnt = 1;
1038         
1039         return newmsginfo;
1040 }
1041
1042 MsgInfo *procmsg_msginfo_copy(MsgInfo *msginfo)
1043 {
1044         MsgInfo *newmsginfo;
1045
1046         if (msginfo == NULL) return NULL;
1047
1048         newmsginfo = g_new0(MsgInfo, 1);
1049
1050         newmsginfo->refcnt = 1;
1051
1052 #define MEMBCOPY(mmb)   newmsginfo->mmb = msginfo->mmb
1053 #define MEMBDUP(mmb)    newmsginfo->mmb = msginfo->mmb ? \
1054                         g_strdup(msginfo->mmb) : NULL
1055
1056         MEMBCOPY(msgnum);
1057         MEMBCOPY(size);
1058         MEMBCOPY(mtime);
1059         MEMBCOPY(date_t);
1060         MEMBCOPY(flags);
1061
1062         MEMBDUP(fromname);
1063
1064         MEMBDUP(date);
1065         MEMBDUP(from);
1066         MEMBDUP(to);
1067         MEMBDUP(cc);
1068         MEMBDUP(newsgroups);
1069         MEMBDUP(subject);
1070         MEMBDUP(msgid);
1071         MEMBDUP(inreplyto);
1072         MEMBDUP(xref);
1073
1074         MEMBCOPY(folder);
1075         MEMBCOPY(to_folder);
1076
1077         MEMBDUP(xface);
1078         MEMBDUP(dispositionnotificationto);
1079         MEMBDUP(returnreceiptto);
1080         MEMBDUP(references);
1081
1082         MEMBCOPY(score);
1083         MEMBCOPY(threadscore);
1084
1085         return newmsginfo;
1086 }
1087
1088 MsgInfo *procmsg_msginfo_get_full_info(MsgInfo *msginfo)
1089 {
1090         MsgInfo *full_msginfo;
1091         gchar *file;
1092
1093         if (msginfo == NULL) return NULL;
1094
1095         file = procmsg_get_message_file(msginfo);
1096         if (!file) {
1097                 g_warning("procmsg_msginfo_get_full_info(): can't get message file.\n");
1098                 return NULL;
1099         }
1100
1101         full_msginfo = procheader_parse_file(file, msginfo->flags, TRUE, FALSE);
1102         g_free(file);
1103         if (!full_msginfo) return NULL;
1104
1105         full_msginfo->msgnum = msginfo->msgnum;
1106         full_msginfo->size = msginfo->size;
1107         full_msginfo->mtime = msginfo->mtime;
1108         full_msginfo->folder = msginfo->folder;
1109         full_msginfo->to_folder = msginfo->to_folder;
1110 #if USE_GPGME
1111         full_msginfo->plaintext_file = g_strdup(msginfo->plaintext_file);
1112         full_msginfo->decryption_failed = msginfo->decryption_failed;
1113 #endif
1114
1115         return full_msginfo;
1116 }
1117
1118 void procmsg_msginfo_free(MsgInfo *msginfo)
1119 {
1120         if (msginfo == NULL) return;
1121
1122         msginfo->refcnt--;
1123         if (msginfo->refcnt > 0)
1124                 return;
1125
1126         g_free(msginfo->fromspace);
1127         g_free(msginfo->references);
1128         g_free(msginfo->returnreceiptto);
1129         g_free(msginfo->dispositionnotificationto);
1130         g_free(msginfo->xface);
1131
1132         g_free(msginfo->fromname);
1133
1134         g_free(msginfo->date);
1135         g_free(msginfo->from);
1136         g_free(msginfo->to);
1137         g_free(msginfo->cc);
1138         g_free(msginfo->newsgroups);
1139         g_free(msginfo->subject);
1140         g_free(msginfo->msgid);
1141         g_free(msginfo->inreplyto);
1142         g_free(msginfo->xref);
1143
1144         g_free(msginfo);
1145 }
1146
1147 guint procmsg_msginfo_memusage(MsgInfo *msginfo)
1148 {
1149         guint memusage = 0;
1150         
1151         memusage += sizeof(MsgInfo);
1152         if (msginfo->fromname)
1153                 memusage += strlen(msginfo->fromname);
1154         if (msginfo->date)
1155                 memusage += strlen(msginfo->date);
1156         if (msginfo->from)
1157                 memusage += strlen(msginfo->from);
1158         if (msginfo->to)
1159                 memusage += strlen(msginfo->to);
1160         if (msginfo->cc)
1161                 memusage += strlen(msginfo->cc);
1162         if (msginfo->newsgroups)
1163                 memusage += strlen(msginfo->newsgroups);
1164         if (msginfo->subject)
1165                 memusage += strlen(msginfo->subject);
1166         if (msginfo->msgid)
1167                 memusage += strlen(msginfo->msgid);
1168         if (msginfo->inreplyto)
1169                 memusage += strlen(msginfo->inreplyto);
1170         if (msginfo->xface)
1171                 memusage += strlen(msginfo->xface);
1172         if (msginfo->dispositionnotificationto)
1173                 memusage += strlen(msginfo->dispositionnotificationto);
1174         if (msginfo->returnreceiptto)
1175                 memusage += strlen(msginfo->returnreceiptto);
1176         if (msginfo->references)
1177                 memusage += strlen(msginfo->references);
1178         if (msginfo->fromspace)
1179                 memusage += strlen(msginfo->fromspace);
1180
1181         return memusage;
1182 }
1183
1184 gint procmsg_cmp_msgnum_for_sort(gconstpointer a, gconstpointer b)
1185 {
1186         const MsgInfo *msginfo1 = a;
1187         const MsgInfo *msginfo2 = b;
1188
1189         if (!msginfo1)
1190                 return -1;
1191         if (!msginfo2)
1192                 return -1;
1193
1194         return msginfo1->msgnum - msginfo2->msgnum;
1195 }
1196
1197 enum
1198 {
1199         Q_SENDER           = 0,
1200         Q_SMTPSERVER       = 1,
1201         Q_RECIPIENTS       = 2,
1202         Q_NEWSGROUPS       = 3,
1203         Q_MAIL_ACCOUNT_ID  = 4,
1204         Q_NEWS_ACCOUNT_ID  = 5,
1205         Q_SAVE_COPY_FOLDER = 6,
1206         Q_REPLY_MESSAGE_ID = 7,
1207 };
1208
1209 gint procmsg_send_message_queue(const gchar *file)
1210 {
1211         static HeaderEntry qentry[] = {{"S:",    NULL, FALSE},
1212                                        {"SSV:",  NULL, FALSE},
1213                                        {"R:",    NULL, FALSE},
1214                                        {"NG:",   NULL, FALSE},
1215                                        {"MAID:", NULL, FALSE},
1216                                        {"NAID:", NULL, FALSE},
1217                                        {"SCF:",  NULL, FALSE},
1218                                        {"RMID:", NULL, FALSE},
1219                                        {NULL,    NULL, FALSE}};
1220         FILE *fp;
1221         gint filepos;
1222         gint mailval = 0, newsval = 0;
1223         gchar *from = NULL;
1224         gchar *smtpserver = NULL;
1225         GSList *to_list = NULL;
1226         GSList *newsgroup_list = NULL;
1227         gchar *savecopyfolder = NULL;
1228         gchar *replymessageid = NULL;
1229         gchar buf[BUFFSIZE];
1230         gint hnum;
1231         PrefsAccount *mailac = NULL, *newsac = NULL;
1232         int local = 0;
1233
1234         g_return_val_if_fail(file != NULL, -1);
1235
1236         if ((fp = fopen(file, "rb")) == NULL) {
1237                 FILE_OP_ERROR(file, "fopen");
1238                 return -1;
1239         }
1240
1241         while ((hnum = procheader_get_one_field(buf, sizeof(buf), fp, qentry))
1242                != -1) {
1243                 gchar *p = buf + strlen(qentry[hnum].name);
1244
1245                 switch (hnum) {
1246                 case Q_SENDER:
1247                         if (!from) from = g_strdup(p);
1248                         break;
1249                 case Q_SMTPSERVER:
1250                         if (!smtpserver) smtpserver = g_strdup(p);
1251                         break;
1252                 case Q_RECIPIENTS:
1253                         to_list = address_list_append(to_list, p);
1254                         break;
1255                 case Q_NEWSGROUPS:
1256                         newsgroup_list = newsgroup_list_append(newsgroup_list, p);
1257                         break;
1258                 case Q_MAIL_ACCOUNT_ID:
1259                         mailac = account_find_from_id(atoi(p));
1260                         break;
1261                 case Q_NEWS_ACCOUNT_ID:
1262                         newsac = account_find_from_id(atoi(p));
1263                         break;
1264                 case Q_SAVE_COPY_FOLDER:
1265                         if (!savecopyfolder) savecopyfolder = g_strdup(p);
1266                         break;
1267                 case Q_REPLY_MESSAGE_ID:
1268                         if (!replymessageid) replymessageid = g_strdup(p);
1269                         break;
1270                 }
1271         }
1272         filepos = ftell(fp);
1273
1274         if (to_list) {
1275                 debug_print("Sending message by mail\n");
1276                 if (!from) {
1277                         g_warning(_("Queued message header is broken.\n"));
1278                         mailval = -1;
1279                 } else if (mailac && mailac->use_mail_command &&
1280                            mailac->mail_command && (* mailac->mail_command)) {
1281                         mailval = send_message_local(mailac->mail_command, fp);
1282                         local = 1;
1283                 } else if (prefs_common.use_extsend && prefs_common.extsend_cmd) {
1284                         mailval = send_message_local(prefs_common.extsend_cmd, fp);
1285                         local = 1;
1286                 } else {
1287                         if (!mailac) {
1288                                 mailac = account_find_from_smtp_server(from, smtpserver);
1289                                 if (!mailac) {
1290                                         g_warning(_("Account not found. "
1291                                                     "Using current account...\n"));
1292                                         mailac = cur_account;
1293                                 }
1294                         }
1295
1296                         if (mailac)
1297                                 mailval = send_message_smtp(mailac, to_list, fp);
1298                         else {
1299                                 PrefsAccount tmp_ac;
1300
1301                                 g_warning(_("Account not found.\n"));
1302
1303                                 memset(&tmp_ac, 0, sizeof(PrefsAccount));
1304                                 tmp_ac.address = from;
1305                                 tmp_ac.smtp_server = smtpserver;
1306                                 tmp_ac.smtpport = SMTP_PORT;
1307                                 mailval = send_message_smtp(&tmp_ac, to_list, fp);
1308                         }
1309                 }
1310                 if (mailval < 0) {
1311                         if (!local)
1312                                 alertpanel_error(
1313                                         _("Error occurred while sending the message to `%s'."),
1314                                         mailac ? mailac->smtp_server : smtpserver);
1315                         else
1316                                 alertpanel_error(
1317                                         _("Error occurred while sending the message with command `%s'."),
1318                                         (mailac && mailac->use_mail_command && 
1319                                          mailac->mail_command && (*mailac->mail_command)) ? 
1320                                                 mailac->mail_command : prefs_common.extsend_cmd);
1321                 }
1322         }
1323
1324         fseek(fp, filepos, SEEK_SET);
1325         if (newsgroup_list && (newsval == 0)) {
1326                 Folder *folder;
1327                 gchar *tmp = NULL;
1328                 FILE *tmpfp;
1329
1330                 /* write to temporary file */
1331                 tmp = g_strdup_printf("%s%ctmp%d", g_get_tmp_dir(),
1332                             G_DIR_SEPARATOR, (gint)file);
1333                 if ((tmpfp = fopen(tmp, "wb")) == NULL) {
1334                         FILE_OP_ERROR(tmp, "fopen");
1335                         newsval = -1;
1336                         alertpanel_error(_("Could not create temporary file for news sending."));
1337                 } else {
1338                         if (change_file_mode_rw(tmpfp, tmp) < 0) {
1339                                 FILE_OP_ERROR(tmp, "chmod");
1340                                 g_warning(_("can't change file mode\n"));
1341                         }
1342
1343                         while ((newsval == 0) && fgets(buf, sizeof(buf), fp) != NULL) {
1344                                 if (fputs(buf, tmpfp) == EOF) {
1345                                         FILE_OP_ERROR(tmp, "fputs");
1346                                         newsval = -1;
1347                                         alertpanel_error(_("Error when writing temporary file for news sending."));
1348                                 }
1349                         }
1350                         fclose(tmpfp);
1351
1352                         if (newsval == 0) {
1353                                 debug_print("Sending message by news\n");
1354
1355                                 folder = FOLDER(newsac->folder);
1356
1357                                 newsval = news_post(folder, tmp);
1358                                 if (newsval < 0) {
1359                                         alertpanel_error(_("Error occurred while posting the message to %s ."),
1360                                                  newsac->nntp_server);
1361                                 }
1362                         }
1363                         unlink(tmp);
1364                 }
1365                 g_free(tmp);
1366         }
1367
1368         slist_free_strings(to_list);
1369         g_slist_free(to_list);
1370         slist_free_strings(newsgroup_list);
1371         g_slist_free(newsgroup_list);
1372         g_free(from);
1373         g_free(smtpserver);
1374         fclose(fp);
1375
1376         /* save message to outbox */
1377         if (mailval == 0 && newsval == 0 && savecopyfolder) {
1378                 FolderItem *outbox;
1379
1380                 debug_print("saving sent message...\n");
1381
1382                 outbox = folder_find_item_from_identifier(savecopyfolder);
1383                 if (!outbox)
1384                         outbox = folder_get_default_outbox();
1385
1386                 procmsg_save_to_outbox(outbox, file, TRUE);
1387         }
1388
1389         if (replymessageid != NULL) {
1390                 gchar **tokens;
1391                 FolderItem *item;
1392                 
1393                 tokens = g_strsplit(replymessageid, "\x7f", 0);
1394                 item = folder_find_item_from_identifier(tokens[0]);
1395                 if (item != NULL) {
1396                         MsgInfo *msginfo;
1397                         
1398                         msginfo = folder_item_fetch_msginfo(item, atoi(tokens[1]));
1399                         if ((msginfo != NULL) && (strcmp(msginfo->msgid, tokens[2]) != 0)) {
1400                                 procmsg_msginfo_free(msginfo);
1401                                 msginfo = NULL;
1402                         }
1403                         
1404                         if (msginfo == NULL) {
1405                                 msginfo = folder_item_fetch_msginfo_by_id(item, tokens[2]);
1406                         }
1407                         
1408                         if (msginfo != NULL) {
1409                                 procmsg_msginfo_unset_flags(msginfo, MSG_FORWARDED, 0);
1410                                 procmsg_msginfo_set_flags(msginfo, MSG_REPLIED, 0);
1411
1412                                 procmsg_msginfo_free(msginfo);
1413                         }
1414                 }
1415                 g_strfreev(tokens);
1416         }
1417
1418         g_free(savecopyfolder);
1419         g_free(replymessageid);
1420         
1421         return (newsval != 0 ? newsval : mailval);
1422 }
1423
1424 #define CHANGE_FLAGS(msginfo) \
1425 { \
1426 if (msginfo->folder->folder->change_flags != NULL) \
1427 msginfo->folder->folder->change_flags(msginfo->folder->folder, \
1428                                       msginfo->folder, \
1429                                       msginfo); \
1430 }
1431
1432 void procmsg_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags perm_flags, MsgTmpFlags tmp_flags)
1433 {
1434         FolderItem *item = msginfo->folder;
1435
1436         debug_print("Setting flags for message %d in folder %s\n", msginfo->msgnum, item->path);
1437
1438         /* if new flag is set */
1439         if ((perm_flags & MSG_NEW) && !MSG_IS_NEW(msginfo->flags) &&
1440            !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
1441                 item->new++;
1442                 item->need_update = TRUE;
1443         }
1444
1445         /* if unread flag is set */
1446         if ((perm_flags & MSG_UNREAD) && !MSG_IS_UNREAD(msginfo->flags) &&
1447            !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
1448                 item->unread++;
1449                 item->need_update = TRUE;
1450         }
1451
1452         /* if ignore thread flag is set */
1453         if ((perm_flags & MSG_IGNORE_THREAD) && !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
1454                 if (MSG_IS_NEW(msginfo->flags) || (perm_flags & MSG_NEW)) {
1455                         item->new--;
1456                         item->need_update = TRUE;
1457                 }
1458                 if (MSG_IS_UNREAD(msginfo->flags) || (perm_flags & MSG_UNREAD)) {
1459                         item->unread--;
1460                         item->need_update = TRUE;
1461                 }
1462         }
1463
1464         if (MSG_IS_IMAP(msginfo->flags))
1465                 imap_msg_set_perm_flags(msginfo, perm_flags);
1466
1467         msginfo->flags.perm_flags |= perm_flags;
1468         msginfo->flags.tmp_flags |= tmp_flags;
1469
1470         CHANGE_FLAGS(msginfo);
1471         procmsg_msginfo_write_flags(msginfo);
1472 }
1473
1474 void procmsg_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags perm_flags, MsgTmpFlags tmp_flags)
1475 {
1476         FolderItem *item = msginfo->folder;
1477         
1478         debug_print("Unsetting flags for message %d in folder %s\n", msginfo->msgnum, item->path);
1479
1480         /* if new flag is unset */
1481         if ((perm_flags & MSG_NEW) && MSG_IS_NEW(msginfo->flags) &&
1482            !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
1483                 item->new--;
1484                 item->need_update = TRUE;
1485         }
1486
1487         /* if unread flag is unset */
1488         if ((perm_flags & MSG_UNREAD) && MSG_IS_UNREAD(msginfo->flags) &&
1489            !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
1490                 item->unread--;
1491                 item->need_update = TRUE;
1492         }
1493
1494         /* if ignore thread flag is unset */
1495         if ((perm_flags & MSG_IGNORE_THREAD) && MSG_IS_IGNORE_THREAD(msginfo->flags)) {
1496                 if (MSG_IS_NEW(msginfo->flags) && !(perm_flags & MSG_NEW)) {
1497                         item->new++;
1498                         item->need_update = TRUE;
1499                 }
1500                 if (MSG_IS_UNREAD(msginfo->flags) && !(perm_flags & MSG_UNREAD)) {
1501                         item->unread++;
1502                         item->need_update = TRUE;
1503                 }
1504         }
1505
1506         if (MSG_IS_IMAP(msginfo->flags))
1507                 imap_msg_unset_perm_flags(msginfo, perm_flags);
1508
1509         msginfo->flags.perm_flags &= ~perm_flags;
1510         msginfo->flags.tmp_flags &= ~tmp_flags;
1511
1512         CHANGE_FLAGS(msginfo);
1513         procmsg_msginfo_write_flags(msginfo);
1514 }
1515
1516 void procmsg_msginfo_write_flags(MsgInfo *msginfo)
1517 {
1518         gchar *destdir;
1519         FILE *fp;
1520
1521         destdir = folder_item_get_path(msginfo->folder);
1522         if (!is_dir_exist(destdir))
1523                 make_dir_hier(destdir);
1524
1525         if ((fp = procmsg_open_mark_file(destdir, TRUE))) {
1526                 procmsg_write_flags(msginfo, fp);
1527                 fclose(fp);
1528         } else {
1529                 g_warning(_("Can't open mark file.\n"));
1530         }
1531         
1532         g_free(destdir);
1533 }