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Forgot to adjust default window size
[claws.git] / src / imap.c
blob8ccb0eeab68e469a1d0ef8f5d4ca4139029b3b7d
1 /*
2 * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2016 Hiroyuki Yamamoto and the Claws Mail team
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #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 <stdio.h>
29 #include <string.h>
30 #include "imap.h"
31 #include "imap_gtk.h"
32 #include "inc.h"
33 #include "xml.h"
34 #include "alertpanel.h"
35
36 #ifdef HAVE_LIBETPAN
37
38 #include <stdlib.h>
39 #include <dirent.h>
40 #include <unistd.h>
41 #include <ctype.h>
42 #include <time.h>
43 #include <errno.h>
44 #if HAVE_ICONV
45 # include <iconv.h>
46 #endif
47
48 #ifdef USE_GNUTLS
49 # include "ssl.h"
50 #endif
51
52 #include "folder.h"
53 #include "session.h"
54 #include "procmsg.h"
55 #include "socket.h"
56 #include "recv.h"
57 #include "procheader.h"
58 #include "prefs_account.h"
59 #include "codeconv.h"
60 #include "md5.h"
61 #include "utils.h"
62 #include "prefs_common.h"
63 #include "inputdialog.h"
64 #include "log.h"
65 #include "remotefolder.h"
66 #include "claws.h"
67 #include "statusbar.h"
68 #include "msgcache.h"
69 #include "imap-thread.h"
70 #include "account.h"
71 #include "tags.h"
72 #include "main.h"
73 #include "passwordstore.h"
74
75 typedef struct _IMAPFolder IMAPFolder;
76 typedef struct _IMAPSession IMAPSession;
77 typedef struct _IMAPNameSpace IMAPNameSpace;
78 typedef struct _IMAPFolderItem IMAPFolderItem;
79
80 #include "prefs_account.h"
81
82 #define IMAP_FOLDER(obj) ((IMAPFolder *)obj)
83 #define IMAP_FOLDER_ITEM(obj) ((IMAPFolderItem *)obj)
84 #define IMAP_SESSION(obj) ((IMAPSession *)obj)
85
86 struct _IMAPFolder
87 {
88 RemoteFolder rfolder;
89
90 /* list of IMAPNameSpace */
91 GList *ns_personal;
92 GList *ns_others;
93 GList *ns_shared;
94 gchar last_seen_separator;
95 guint refcnt;
96 guint max_set_size;
97 gchar *search_charset;
98 gboolean search_charset_supported;
99 };
100
101 struct _IMAPSession
102 {
103 Session session;
104
105 gboolean authenticated;
106
107 GSList *capability;
108 gboolean uidplus;
109
110 gchar *mbox;
111 guint cmd_count;
112
113 /* CLAWS */
114 gboolean folder_content_changed;
115 guint exists;
116 guint recent;
117 guint expunge;
118 guint unseen;
119 guint uid_validity;
120 guint uid_next;
121
122 Folder * folder;
123 gboolean busy;
124 gboolean cancelled;
125 gboolean sens_update_block;
126 gboolean do_destroy;
127 };
128
129 struct _IMAPNameSpace
130 {
131 gchar *name;
132 gchar separator;
133 };
134
135 #define IMAPBUFSIZE 8192
136
137 #define IMAP_IS_SEEN(flags) ((flags & IMAP_FLAG_SEEN) != 0)
138 #define IMAP_IS_ANSWERED(flags) ((flags & IMAP_FLAG_ANSWERED) != 0)
139 #define IMAP_IS_FLAGGED(flags) ((flags & IMAP_FLAG_FLAGGED) != 0)
140 #define IMAP_IS_DELETED(flags) ((flags & IMAP_FLAG_DELETED) != 0)
141 #define IMAP_IS_DRAFT(flags) ((flags & IMAP_FLAG_DRAFT) != 0)
142 #define IMAP_IS_FORWARDED(flags) ((flags & IMAP_FLAG_FORWARDED) != 0)
143 #define IMAP_IS_SPAM(flags) ((flags & IMAP_FLAG_SPAM) != 0)
144 #define IMAP_IS_HAM(flags) ((flags & IMAP_FLAG_HAM) != 0)
145
146
147 #define IMAP4_PORT 143
148 #ifdef USE_GNUTLS
149 #define IMAPS_PORT 993
150 #endif
151
152 #define IMAP_CMD_LIMIT 1000
153
154 enum {
155 ITEM_CAN_CREATE_FLAGS_UNKNOWN = 0,
156 ITEM_CAN_CREATE_FLAGS,
157 ITEM_CANNOT_CREATE_FLAGS
158 };
159
160 struct _IMAPFolderItem
161 {
162 FolderItem item;
163
164 guint lastuid;
165 guint uid_next;
166 GSList *uid_list;
167 gboolean batching;
168
169 GHashTable *flags_set_table;
170 GHashTable *flags_unset_table;
171 guint32 last_change;
172 guint32 last_sync;
173 gboolean should_update;
174 gboolean should_trash_cache;
175 gint can_create_flags;
176
177 GHashTable *tags_set_table;
178 GHashTable *tags_unset_table;
179 GSList *ok_flags;
180
181 };
182
183 static XMLTag *imap_item_get_xml(Folder *folder, FolderItem *item);
184 static void imap_item_set_xml(Folder *folder, FolderItem *item, XMLTag *tag);
185
186 static void imap_folder_init (Folder *folder,
187 const gchar *name,
188 const gchar *path);
189
190 static Folder *imap_folder_new (const gchar *name,
191 const gchar *path);
192 static void imap_folder_destroy (Folder *folder);
193
194 static IMAPSession *imap_session_new (Folder *folder,
195 const PrefsAccount *account);
196 static gint imap_session_authenticate(IMAPSession *session,
197 PrefsAccount *account);
198 static void imap_session_destroy (Session *session);
199
200 static gchar *imap_fetch_msg (Folder *folder,
201 FolderItem *item,
202 gint uid);
203 static gchar *imap_fetch_msg_full (Folder *folder,
204 FolderItem *item,
205 gint uid,
206 gboolean headers,
207 gboolean body);
208 static void imap_remove_cached_msg (Folder *folder,
209 FolderItem *item,
210 MsgInfo *msginfo);
211 static gint imap_add_msg (Folder *folder,
212 FolderItem *dest,
213 const gchar *file,
214 MsgFlags *flags);
215 static gint imap_add_msgs (Folder *folder,
216 FolderItem *dest,
217 GSList *file_list,
218 GHashTable *relation);
219
220 static gint imap_copy_msg (Folder *folder,
221 FolderItem *dest,
222 MsgInfo *msginfo);
223 static gint imap_copy_msgs (Folder *folder,
224 FolderItem *dest,
225 MsgInfoList *msglist,
226 GHashTable *relation);
227
228 static gint search_msgs (Folder *folder,
229 FolderItem *container,
230 MsgNumberList **msgs,
231 gboolean *on_server,
232 MatcherList *predicate,
233 SearchProgressNotify progress_cb,
234 gpointer progress_data);
235
236 static gint imap_remove_msg (Folder *folder,
237 FolderItem *item,
238 gint uid);
239 static gint imap_remove_msgs (Folder *folder,
240 FolderItem *dest,
241 MsgInfoList *msglist,
242 GHashTable *relation);
243 static gint imap_expunge (Folder *folder,
244 FolderItem *dest);
245 static gint imap_remove_all_msg (Folder *folder,
246 FolderItem *item);
247
248 static gboolean imap_is_msg_changed (Folder *folder,
249 FolderItem *item,
250 MsgInfo *msginfo);
251
252 static gint imap_close (Folder *folder,
253 FolderItem *item);
254
255 static gint imap_scan_tree (Folder *folder);
256
257 static gint imap_create_tree (Folder *folder);
258
259 static FolderItem *imap_create_folder (Folder *folder,
260 FolderItem *parent,
261 const gchar *name);
262 static gint imap_rename_folder (Folder *folder,
263 FolderItem *item,
264 const gchar *name);
265 static gint imap_remove_folder (Folder *folder,
266 FolderItem *item);
267
268 static FolderItem *imap_folder_item_new (Folder *folder);
269 static void imap_folder_item_destroy (Folder *folder,
270 FolderItem *item);
271
272 static IMAPSession *imap_session_get (Folder *folder);
273
274 static gint imap_auth (IMAPSession *session,
275 const gchar *user,
276 const gchar *pass,
277 IMAPAuthType type);
278
279 static gint imap_scan_tree_recursive (IMAPSession *session,
280 FolderItem *item,
281 gboolean subs_only);
282
283 static void imap_create_missing_folders (Folder *folder);
284 static FolderItem *imap_create_special_folder
285 (Folder *folder,
286 SpecialFolderItemType stype,
287 const gchar *name);
288
289 static gint imap_do_copy_msgs (Folder *folder,
290 FolderItem *dest,
291 MsgInfoList *msglist,
292 GHashTable *relation,
293 gboolean same_dest_ok);
294
295 static gint imap_do_remove_msgs (Folder *folder,
296 FolderItem *dest,
297 MsgInfoList *msglist,
298 GHashTable *relation);
299
300 static void imap_delete_all_cached_messages (FolderItem *item);
301 static void imap_set_batch (Folder *folder,
302 FolderItem *item,
303 gboolean batch);
304 static gint imap_set_message_flags (IMAPSession *session,
305 IMAPFolderItem *item,
306 MsgNumberList *numlist,
307 IMAPFlags flags,
308 GSList *tags,
309 gboolean is_set);
310 static gint imap_select (IMAPSession *session,
311 IMAPFolder *folder,
312 FolderItem *item,
313 gint *exists,
314 gint *recent,
315 gint *unseen,
316 guint32 *uid_validity,
317 gint *can_create_flags,
318 gboolean block);
319 static gint imap_status (IMAPSession *session,
320 IMAPFolder *folder,
321 const gchar *path,
322 IMAPFolderItem *item,
323 gint *messages,
324 guint32 *uid_next,
325 guint32 *uid_validity,
326 gint *unseen,
327 gboolean block);
328 static void imap_commit_tags (FolderItem *item,
329 MsgInfo *msginfo,
330 GSList *set_tags,
331 GSList *unset_tags);
332
333 static gchar imap_get_path_separator (IMAPSession *session,
334 IMAPFolder *folder,
335 const gchar *path,
336 gint *ok);
337 static gchar *imap_get_real_path (IMAPSession *session,
338 IMAPFolder *folder,
339 const gchar *path,
340 gint *ok);
341 #ifdef HAVE_LIBETPAN
342 static void imap_synchronise (FolderItem *item, gint days);
343 #endif
344 static gboolean imap_is_busy (Folder *folder);
345
346 static void imap_free_capabilities (IMAPSession *session);
347
348 /* low-level IMAP4rev1 commands */
349 static gint imap_cmd_login (IMAPSession *session,
350 const gchar *user,
351 const gchar *pass,
352 const gchar *type);
353 static gint imap_cmd_noop (IMAPSession *session);
354 #ifdef USE_GNUTLS
355 static gint imap_cmd_starttls (IMAPSession *session);
356 #endif
357 static gint imap_cmd_select (IMAPSession *session,
358 const gchar *folder,
359 gint *exists,
360 gint *recent,
361 gint *unseen,
362 guint32 *uid_validity,
363 gint *can_create_flags,
364 GSList **ok_flags,
365 gboolean block);
366 static gint imap_cmd_close (IMAPSession *session);
367 static gint imap_cmd_examine (IMAPSession *session,
368 const gchar *folder,
369 gint *exists,
370 gint *recent,
371 gint *unseen,
372 guint32 *uid_validity,
373 gboolean block);
374 static gint imap_cmd_create (IMAPSession *sock,
375 const gchar *folder);
376 static gint imap_cmd_rename (IMAPSession *sock,
377 const gchar *oldfolder,
378 const gchar *newfolder);
379 static gint imap_cmd_delete (IMAPSession *session,
380 const gchar *folder);
381 static gint imap_cmd_fetch (IMAPSession *sock,
382 guint32 uid,
383 const gchar *filename,
384 gboolean headers,
385 gboolean body);
386 static gint imap_cmd_append (IMAPSession *session,
387 IMAPFolderItem *item,
388 const gchar *destfolder,
389 const gchar *file,
390 IMAPFlags flags,
391 guint32 *new_uid);
392 static gint imap_cmd_copy (IMAPSession *session,
393 struct mailimap_set * set,
394 const gchar *destfolder,
395 struct mailimap_set ** source,
396 struct mailimap_set ** dest);
397 static gint imap_cmd_store (IMAPSession *session,
398 IMAPFolderItem *item,
399 struct mailimap_set * set,
400 IMAPFlags flags,
401 GSList *tags,
402 int do_add);
403 static gint imap_cmd_expunge (IMAPSession *session);
404
405 static void imap_path_separator_subst (gchar *str,
406 gchar separator);
407
408 static gboolean imap_rename_folder_func (GNode *node,
409 gpointer data);
410 static gint imap_get_num_list (Folder *folder,
411 FolderItem *item,
412 GSList **list,
413 gboolean *old_uids_valid);
414 static GSList *imap_get_msginfos (Folder *folder,
415 FolderItem *item,
416 GSList *msgnum_list);
417 static MsgInfo *imap_get_msginfo (Folder *folder,
418 FolderItem *item,
419 gint num);
420 static gboolean imap_scan_required (Folder *folder,
421 FolderItem *item);
422 static void imap_change_flags (Folder *folder,
423 FolderItem *item,
424 MsgInfo *msginfo,
425 MsgPermFlags newflags);
426 static gint imap_get_flags (Folder *folder,
427 FolderItem *item,
428 MsgInfoList *msglist,
429 GHashTable *msgflags);
430 static gchar *imap_folder_get_path (Folder *folder);
431 static gchar *imap_item_get_path (Folder *folder,
432 FolderItem *item);
433 static MsgInfo *imap_parse_msg(const gchar *file, FolderItem *item);
434
435
436 /* data types conversion libetpan <-> claws */
437 static GSList * imap_list_from_lep(IMAPFolder * folder,
438 clist * list, const gchar * real_path, gboolean all);
439 static GSList * imap_get_lep_set_from_numlist(IMAPFolder *folder, MsgNumberList *numlist);
440 static GSList * imap_get_lep_set_from_msglist(IMAPFolder *folder, MsgInfoList *msglist);
441 static GSList * imap_uid_list_from_lep(clist * list, gint* length);
442 static GSList * imap_uid_list_from_lep_tab(carray * list);
443 static void imap_flags_hash_from_lep_uid_flags_tab(carray * list,
444 GHashTable * hash,
445 GHashTable *tags_hash);
446 static MsgInfo *imap_envelope_from_lep(struct imap_fetch_env_info * info,
447 FolderItem *item);
448 static void imap_lep_set_free(GSList *seq_list);
449 static struct mailimap_flag_list * imap_flag_to_lep(IMAPFolderItem *item, IMAPFlags flags, GSList *tags);
450
451 typedef struct _hashtable_data {
452 GSList *msglist;
453 IMAPFolderItem *item;
454 } hashtable_data;
455
456 static FolderClass imap_class;
457
458 FolderClass *imap_get_class(void)
459 {
460 if (imap_class.idstr == NULL) {
461 imap_class.type = F_IMAP;
462 imap_class.idstr = "imap";
463 imap_class.uistr = "IMAP4";
464 imap_class.supports_server_search = TRUE;
465
466 /* Folder functions */
467 imap_class.new_folder = imap_folder_new;
468 imap_class.destroy_folder = imap_folder_destroy;
469 imap_class.scan_tree = imap_scan_tree;
470 imap_class.create_tree = imap_create_tree;
471
472 /* FolderItem functions */
473 imap_class.item_new = imap_folder_item_new;
474 imap_class.item_destroy = imap_folder_item_destroy;
475 imap_class.item_get_path = imap_item_get_path;
476 imap_class.create_folder = imap_create_folder;
477 imap_class.rename_folder = imap_rename_folder;
478 imap_class.remove_folder = imap_remove_folder;
479 imap_class.close = imap_close;
480 imap_class.get_num_list = imap_get_num_list;
481 imap_class.scan_required = imap_scan_required;
482 imap_class.set_xml = folder_set_xml;
483 imap_class.get_xml = folder_get_xml;
484 imap_class.item_set_xml = imap_item_set_xml;
485 imap_class.item_get_xml = imap_item_get_xml;
486
487 /* Message functions */
488 imap_class.get_msginfo = imap_get_msginfo;
489 imap_class.get_msginfos = imap_get_msginfos;
490 imap_class.fetch_msg = imap_fetch_msg;
491 imap_class.fetch_msg_full = imap_fetch_msg_full;
492 imap_class.add_msg = imap_add_msg;
493 imap_class.add_msgs = imap_add_msgs;
494 imap_class.copy_msg = imap_copy_msg;
495 imap_class.copy_msgs = imap_copy_msgs;
496 imap_class.search_msgs = search_msgs;
497 imap_class.remove_msg = imap_remove_msg;
498 imap_class.remove_msgs = imap_remove_msgs;
499 imap_class.expunge = imap_expunge;
500 imap_class.remove_all_msg = imap_remove_all_msg;
501 imap_class.is_msg_changed = imap_is_msg_changed;
502 imap_class.change_flags = imap_change_flags;
503 imap_class.get_flags = imap_get_flags;
504 imap_class.set_batch = imap_set_batch;
505 imap_class.synchronise = imap_synchronise;
506 imap_class.remove_cached_msg = imap_remove_cached_msg;
507 imap_class.commit_tags = imap_commit_tags;
508 #ifdef USE_PTREAD
509 pthread_mutex_init(&imap_mutex, NULL);
510 #endif
511 }
512
513 return &imap_class;
514 }
515
516 static void imap_refresh_sensitivity (IMAPSession *session)
517 {
518 MainWindow *mainwin;
519
520 if (session->sens_update_block)
521 return;
522 mainwin = mainwindow_get_mainwindow();
523 if (mainwin) {
524 toolbar_main_set_sensitive(mainwin);
525 main_window_set_menu_sensitive(mainwin);
526 }
527 }
528
529 static void lock_session(IMAPSession *session)
530 {
531 if (session) {
532 debug_print("locking session %p (%d)\n", session, session->busy);
533 if (session->busy)
534 debug_print(" SESSION WAS LOCKED !! \n");
535 session->busy = TRUE;
536 imap_refresh_sensitivity(session);
537 } else {
538 debug_print("can't lock null session\n");
539 }
540 }
541
542 static void unlock_session(IMAPSession *session)
543 {
544 if (session) {
545 debug_print("unlocking session %p\n", session);
546 session->busy = FALSE;
547 imap_refresh_sensitivity(session);
548 } else {
549 debug_print("can't unlock null session\n");
550 }
551 }
552
553 static gboolean imap_ping(gpointer data)
554 {
555 Session *session = (Session *)data;
556 IMAPSession *imap_session = IMAP_SESSION(session);
557 int r;
558
559 if (session->state != SESSION_READY)
560 return FALSE;
561 if (imap_session->busy || !imap_session->authenticated)
562 return TRUE;
563
564 lock_session(imap_session);
565 r = imap_cmd_noop(imap_session);
566 unlock_session(imap_session);
567
568 return r == MAILIMAP_NO_ERROR;
569 }
570
571 static void imap_disc_session_destroy(IMAPSession *session)
572 {
573 RemoteFolder *rfolder = NULL;
574
575 if (session == NULL)
576 return;
577
578 rfolder = REMOTE_FOLDER(IMAP_SESSION(session)->folder);
579
580 if (rfolder == NULL)
581 return;
582 log_warning(LOG_PROTOCOL, _("IMAP4 connection broken\n"));
583 SESSION(session)->state = SESSION_DISCONNECTED;
584 SESSION(session)->sock = NULL;
585 }
586
587 static void imap_safe_destroy(IMAPSession *session)
588 {
589 if (!session->busy)
590 session_destroy(SESSION(session));
591 else
592 session->do_destroy = TRUE;
593 }
594
595 static gboolean is_fatal(int libetpan_errcode)
596 {
597 switch(libetpan_errcode) {
598 case MAILIMAP_ERROR_STREAM:
599 case MAILIMAP_ERROR_PROTOCOL:
600 case MAILIMAP_ERROR_PARSE:
601 case MAILIMAP_ERROR_BAD_STATE:
602 return TRUE;
603 default:
604 return FALSE;
605 }
606 }
607
608 static void imap_handle_error(Session *session, const gchar *server, int libetpan_errcode)
609 {
610 const gchar *session_server = (session ? session->server : NULL);
611
612 if (session_server == NULL)
613 session_server = server;
614 if (session_server == NULL)
615 session_server = "(null)";
616
617 switch(libetpan_errcode) {
618 case MAILIMAP_NO_ERROR:
619 return;
620 case MAILIMAP_NO_ERROR_AUTHENTICATED:
621 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("authenticated"), "\n", NULL), session_server);
622 break;
623 case MAILIMAP_NO_ERROR_NON_AUTHENTICATED:
624 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("not authenticated"), "\n", NULL), session_server);
625 break;
626 case MAILIMAP_ERROR_BAD_STATE:
627 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("bad state"), "\n", NULL), session_server);
628 break;
629 case MAILIMAP_ERROR_STREAM:
630 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("stream error"), "\n", NULL), session_server);
631 break;
632 case MAILIMAP_ERROR_PARSE:
633 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("parse error "
634 "(very probably non-RFC compliance from the server)"), "\n", NULL), session_server);
635 break;
636 case MAILIMAP_ERROR_CONNECTION_REFUSED:
637 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("connection refused"), "\n", NULL), session_server);
638 break;
639 case MAILIMAP_ERROR_MEMORY:
640 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("memory error"), "\n", NULL), session_server);
641 break;
642 case MAILIMAP_ERROR_FATAL:
643 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("fatal error"), "\n", NULL), session_server);
644 break;
645 case MAILIMAP_ERROR_PROTOCOL:
646 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("protocol error "
647 "(very probably non-RFC compliance from the server)"), "\n", NULL), session_server);
648 break;
649 case MAILIMAP_ERROR_DONT_ACCEPT_CONNECTION:
650 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("connection not accepted"), "\n", NULL), session_server);
651 break;
652 case MAILIMAP_ERROR_APPEND:
653 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("APPEND error"), "\n", NULL), session_server);
654 break;
655 case MAILIMAP_ERROR_NOOP:
656 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("NOOP error"), "\n", NULL), session_server);
657 break;
658 case MAILIMAP_ERROR_LOGOUT:
659 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("LOGOUT error"), "\n", NULL), session_server);
660 break;
661 case MAILIMAP_ERROR_CAPABILITY:
662 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("CAPABILITY error"), "\n", NULL), session_server);
663 break;
664 case MAILIMAP_ERROR_CHECK:
665 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("CHECK error"), "\n", NULL), session_server);
666 break;
667 case MAILIMAP_ERROR_CLOSE:
668 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("CLOSE error"), "\n", NULL), session_server);
669 break;
670 case MAILIMAP_ERROR_EXPUNGE:
671 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("EXPUNGE error"), "\n", NULL), session_server);
672 break;
673 case MAILIMAP_ERROR_COPY:
674 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("COPY error"), "\n", NULL), session_server);
675 break;
676 case MAILIMAP_ERROR_UID_COPY:
677 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("UID COPY error"), "\n", NULL), session_server);
678 break;
679 case MAILIMAP_ERROR_CREATE:
680 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("CREATE error"), "\n", NULL), session_server);
681 break;
682 case MAILIMAP_ERROR_DELETE:
683 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("DELETE error"), "\n", NULL), session_server);
684 break;
685 case MAILIMAP_ERROR_EXAMINE:
686 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("EXAMINE error"), "\n", NULL), session_server);
687 break;
688 case MAILIMAP_ERROR_FETCH:
689 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("FETCH error"), "\n", NULL), session_server);
690 break;
691 case MAILIMAP_ERROR_UID_FETCH:
692 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("UID FETCH error"), "\n", NULL), session_server);
693 break;
694 case MAILIMAP_ERROR_LIST:
695 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("LIST error"), "\n", NULL), session_server);
696 break;
697 case MAILIMAP_ERROR_LOGIN:
698 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("LOGIN error"), "\n", NULL), session_server);
699 break;
700 case MAILIMAP_ERROR_LSUB:
701 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("LSUB error"), "\n", NULL), session_server);
702 break;
703 case MAILIMAP_ERROR_RENAME:
704 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("RENAME error"), "\n", NULL), session_server);
705 break;
706 case MAILIMAP_ERROR_SEARCH:
707 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("SEARCH error"), "\n", NULL), session_server);
708 break;
709 case MAILIMAP_ERROR_UID_SEARCH:
710 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("UID SEARCH error"), "\n", NULL), session_server);
711 break;
712 case MAILIMAP_ERROR_SELECT:
713 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("SELECT error"), "\n", NULL), session_server);
714 break;
715 case MAILIMAP_ERROR_STATUS:
716 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("STATUS error"), "\n", NULL), session_server);
717 break;
718 case MAILIMAP_ERROR_STORE:
719 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("STORE error"), "\n", NULL), session_server);
720 break;
721 case MAILIMAP_ERROR_UID_STORE:
722 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("UID STORE error"), "\n", NULL), session_server);
723 break;
724 case MAILIMAP_ERROR_SUBSCRIBE:
725 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("SUBSCRIBE error"), "\n", NULL), session_server);
726 break;
727 case MAILIMAP_ERROR_UNSUBSCRIBE:
728 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("UNSUBSCRIBE error"), "\n", NULL), session_server);
729 break;
730 case MAILIMAP_ERROR_STARTTLS:
731 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("STARTTLS error"), "\n", NULL), session_server);
732 break;
733 case MAILIMAP_ERROR_INVAL:
734 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("INVAL error"), "\n", NULL), session_server);
735 break;
736 case MAILIMAP_ERROR_EXTENSION:
737 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("EXTENSION error"), "\n", NULL), session_server);
738 break;
739 case MAILIMAP_ERROR_SASL:
740 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("SASL error"), "\n", NULL), session_server);
741 break;
742 #ifdef USE_GNUTLS
743 case MAILIMAP_ERROR_SSL:
744 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("SSL error"), "\n", NULL), session_server);
745 break;
746 #endif
747 default:
748 log_warning(LOG_PROTOCOL, g_strconcat(_("IMAP error on %s:"), " ", _("Unknown error [%d]"), "\n", NULL),
749 session_server, libetpan_errcode);
750 break;
751 }
752
753 if (session && is_fatal(libetpan_errcode)) {
754 imap_disc_session_destroy(IMAP_SESSION(session));
755 } else if (session && !is_fatal(libetpan_errcode)) {
756 if (IMAP_SESSION(session)->busy)
757 unlock_session(IMAP_SESSION(session));
758 }
759 }
760
761 static Folder *imap_folder_new(const gchar *name, const gchar *path)
762 {
763 Folder *folder;
764
765 folder = (Folder *)g_new0(IMAPFolder, 1);
766 folder->klass = &imap_class;
767 imap_folder_init(folder, name, path);
768
769 return folder;
770 }
771
772 static void imap_folder_destroy(Folder *folder)
773 {
774 while (imap_folder_get_refcnt(folder) > 0)
775 gtk_main_iteration();
776
777 g_free(IMAP_FOLDER(folder)->search_charset);
778
779 folder_remote_folder_destroy(REMOTE_FOLDER(folder));
780 imap_done(folder);
781 }
782
783 static void imap_folder_init(Folder *folder, const gchar *name,
784 const gchar *path)
785 {
786 folder_remote_folder_init((Folder *)folder, name, path);
787 IMAP_FOLDER(folder)->max_set_size = IMAP_SET_MAX_COUNT;
788 IMAP_FOLDER(folder)->search_charset_supported = TRUE;
789 IMAP_FOLDER(folder)->search_charset = g_strdup(conv_get_locale_charset_str_no_utf8());
790 }
791
792 static FolderItem *imap_folder_item_new(Folder *folder)
793 {
794 IMAPFolderItem *item;
795
796 item = g_new0(IMAPFolderItem, 1);
797 item->lastuid = 0;
798 item->uid_next = 0;
799 item->uid_list = NULL;
800
801 return (FolderItem *)item;
802 }
803
804 static void imap_folder_item_destroy(Folder *folder, FolderItem *_item)
805 {
806 IMAPFolderItem *item = (IMAPFolderItem *)_item;
807
808 g_return_if_fail(item != NULL);
809 g_slist_free(item->uid_list);
810
811 g_free(_item);
812 }
813
814 static gboolean imap_reset_uid_lists_func(GNode *node, gpointer data)
815 {
816 IMAPFolderItem *item = (IMAPFolderItem *)node->data;
817
818 item->lastuid = 0;
819 g_slist_free(item->uid_list);
820 item->uid_list = NULL;
821
822 return FALSE;
823 }
824
825 static void imap_reset_uid_lists(Folder *folder)
826 {
827 if(folder->node == NULL)
828 return;
829
830 /* Destroy all uid lists and rest last uid */
831 g_node_traverse(folder->node, G_IN_ORDER, G_TRAVERSE_ALL, -1, imap_reset_uid_lists_func, NULL);
832 }
833
834 static int imap_get_capabilities(IMAPSession *session)
835 {
836 struct mailimap_capability_data *capabilities = NULL;
837 clistiter *cur;
838 int result;
839
840 if (session->capability != NULL)
841 return MAILIMAP_NO_ERROR;
842
843 result = imap_threaded_capability(session->folder, &capabilities);
844
845 if (result != MAILIMAP_NO_ERROR) {
846 return result;
847 }
848
849 if (capabilities == NULL || capabilities->cap_list == NULL) {
850 return MAILIMAP_NO_ERROR;
851 }
852
853 for(cur = clist_begin(capabilities->cap_list) ; cur != NULL ;
854 cur = clist_next(cur)) {
855 struct mailimap_capability * cap =
856 clist_content(cur);
857 if (!cap || cap->cap_data.cap_name == NULL)
858 continue;
859 session->capability = g_slist_append
860 (session->capability,
861 g_strdup(cap->cap_data.cap_name));
862 debug_print("got capa %s\n", cap->cap_data.cap_name);
863 }
864 mailimap_capability_data_free(capabilities);
865 return MAILIMAP_NO_ERROR;
866 }
867
868 static gboolean imap_has_capability(IMAPSession *session, const gchar *cap)
869 {
870 GSList *cur;
871 for (cur = session->capability; cur; cur = cur->next) {
872 if (!g_ascii_strcasecmp(cur->data, cap))
873 return TRUE;
874 }
875 return FALSE;
876 }
877
878 static gint imap_auth(IMAPSession *session, const gchar *user, const gchar *pass,
879 IMAPAuthType type)
880 {
881 gint ok = MAILIMAP_ERROR_LOGIN;
882 static time_t last_login_err = 0;
883 gchar *ext_info = "";
884 int r;
885 gchar *server = NULL;
886 if ((r = imap_get_capabilities(session)) != MAILIMAP_NO_ERROR) {
887 imap_handle_error(SESSION(session), NULL, r);
888 return r;
889 }
890 server = g_strdup(SESSION(session)->server);
891 switch(type) {
892 case IMAP_AUTH_ANON:
893 ok = imap_cmd_login(session, user, pass, "ANONYMOUS");
894 break;
895 case IMAP_AUTH_CRAM_MD5:
896 ok = imap_cmd_login(session, user, pass, "CRAM-MD5");
897 break;
898 case IMAP_AUTH_DIGEST_MD5:
899 ok = imap_cmd_login(session, user, pass, "DIGEST-MD5");
900 break;
901 case IMAP_AUTH_SCRAM_SHA1:
902 ok = imap_cmd_login(session, user, pass, "SCRAM-SHA-1");
903 break;
904 case IMAP_AUTH_PLAIN:
905 ok = imap_cmd_login(session, user, pass, "PLAIN");
906 break;
907 case IMAP_AUTH_LOGIN:
908 ok = imap_cmd_login(session, user, pass, "LOGIN");
909 break;
910 case IMAP_AUTH_PLAINTEXT:
911 ok = imap_cmd_login(session, user, pass, "plaintext");
912 break;
913 case IMAP_AUTH_GSSAPI:
914 ok = imap_cmd_login(session, user, pass, "GSSAPI");
915 break;
916 default:
917 debug_print("capabilities:\n"
918 "\t ANONYMOUS %d\n"
919 "\t CRAM-MD5 %d\n"
920 "\t DIGEST-MD5 %d\n"
921 "\t SCRAM-SHA-1 %d\n"
922 "\t PLAIN %d\n"
923 "\t LOGIN %d\n"
924 "\t GSSAPI %d\n",
925 imap_has_capability(session, "ANONYMOUS"),
926 imap_has_capability(session, "CRAM-MD5"),
927 imap_has_capability(session, "DIGEST-MD5"),
928 imap_has_capability(session, "SCRAM-SHA-1"),
929 imap_has_capability(session, "PLAIN"),
930 imap_has_capability(session, "LOGIN"),
931 imap_has_capability(session, "GSSAPI"));
932 if (imap_has_capability(session, "CRAM-MD5"))
933 ok = imap_cmd_login(session, user, pass, "CRAM-MD5");
934 if (ok == MAILIMAP_ERROR_LOGIN && imap_has_capability(session, "DIGEST-MD5"))
935 ok = imap_cmd_login(session, user, pass, "DIGEST-MD5");
936 if (ok == MAILIMAP_ERROR_LOGIN && imap_has_capability(session, "SCRAM-SHA-1"))
937 ok = imap_cmd_login(session, user, pass, "SCRAM-SHA-1");
938 if (ok == MAILIMAP_ERROR_LOGIN && imap_has_capability(session, "PLAIN"))
939 ok = imap_cmd_login(session, user, pass, "PLAIN");
940 if (ok == MAILIMAP_ERROR_LOGIN && imap_has_capability(session, "LOGIN"))
941 ok = imap_cmd_login(session, user, pass, "LOGIN");
942 if (ok == MAILIMAP_ERROR_LOGIN && imap_has_capability(session, "GSSAPI"))
943 ok = imap_cmd_login(session, user, pass, "GSSAPI");
944 if (ok == MAILIMAP_ERROR_LOGIN) /* we always try plaintext login before giving up */
945 ok = imap_cmd_login(session, user, pass, "plaintext");
946 }
947
948 if (ok == MAILIMAP_NO_ERROR)
949 session->authenticated = TRUE;
950 else {
951 if (type == IMAP_AUTH_CRAM_MD5) {
952 ext_info = _("\n\nCRAM-MD5 logins only work if libetpan has been "
953 "compiled with SASL support and the "
954 "CRAM-MD5 SASL plugin is installed.");
955 }
956
957 if (type == IMAP_AUTH_DIGEST_MD5) {
958 ext_info = _("\n\nDIGEST-MD5 logins only work if libetpan has been "
959 "compiled with SASL support and the "
960 "DIGEST-MD5 SASL plugin is installed.");
961 }
962
963 if (type == IMAP_AUTH_SCRAM_SHA1) {
964 ext_info = _("\n\nSCRAM-SHA-1 logins only work if libetpan has been "
965 "compiled with SASL support and the "
966 "SCRAM SASL plugin is installed.");
967 }
968
969 if (type == IMAP_AUTH_PLAIN) {
970 ext_info = _("\n\nPLAIN logins only work if libetpan has been "
971 "compiled with SASL support and the "
972 "PLAIN SASL plugin is installed.");
973 }
974
975 if (type == IMAP_AUTH_LOGIN) {
976 ext_info = _("\n\nLOGIN logins only work if libetpan has been "
977 "compiled with SASL support and the "
978 "LOGIN SASL plugin is installed.");
979 }
980
981 if (time(NULL) - last_login_err > 10) {
982 if (!prefs_common.no_recv_err_panel) {
983 alertpanel_error_log(_("Connection to %s failed: "
984 "login refused.%s"),
985 server, ext_info);
986 } else {
987 log_error(LOG_PROTOCOL, _("Connection to %s failed: "
988 "login refused.%s\n"),
989 server, ext_info);
990 }
991 }
992 last_login_err = time(NULL);
993 }
994 g_free(server);
995 return ok;
996 }
997
998 static IMAPSession *imap_reconnect_if_possible(Folder *folder, IMAPSession *session)
999 {
1000 RemoteFolder *rfolder = REMOTE_FOLDER(folder);
1001 /* Check if this is the first try to establish a
1002 connection, if yes we don't try to reconnect */
1003 debug_print("reconnecting\n");
1004 if (rfolder->session == NULL) {
1005 log_warning(LOG_PROTOCOL, _("Connecting to %s failed"),
1006 folder->account->recv_server);
1007 SESSION(session)->sock = NULL;
1008 imap_safe_destroy(session);
1009 session = NULL;
1010 } else {
1011 rfolder->session = NULL;
1012 log_warning(LOG_PROTOCOL, _("IMAP4 connection to %s has been"
1013 " disconnected. Reconnecting...\n"),
1014 folder->account->recv_server);
1015 statusbar_print_all(_("IMAP4 connection to %s has been"
1016 " disconnected. Reconnecting...\n"),
1017 folder->account->recv_server);
1018 SESSION(session)->state = SESSION_DISCONNECTED;
1019 SESSION(session)->sock = NULL;
1020 imap_safe_destroy(session);
1021 /* Clear folders session to make imap_session_get create
1022 a new session, because of rfolder->session == NULL
1023 it will not try to reconnect again and so avoid an
1024 endless loop */
1025 debug_print("getting session...\n");
1026 session = imap_session_get(folder);
1027 rfolder->session = SESSION(session);
1028 statusbar_pop_all();
1029 }
1030 return session;
1031 }
1032
1033 static IMAPSession *imap_session_get(Folder *folder)
1034 {
1035 RemoteFolder *rfolder = REMOTE_FOLDER(folder);
1036 IMAPSession *session = NULL;
1037 gint r = MAILIMAP_NO_ERROR;
1038
1039 g_return_val_if_fail(folder != NULL, NULL);
1040 g_return_val_if_fail(FOLDER_CLASS(folder) == &imap_class, NULL);
1041 g_return_val_if_fail(folder->account != NULL, NULL);
1042
1043 if (prefs_common.work_offline &&
1044 !inc_offline_should_override(FALSE,
1045 _("Claws Mail needs network access in order "
1046 "to access the IMAP server."))) {
1047 return NULL;
1048 }
1049
1050 /* check for deferred destroy */
1051 if (rfolder->session != NULL) {
1052 session = IMAP_SESSION(rfolder->session);
1053 if (!session->busy && session->do_destroy) {
1054 rfolder->session = NULL;
1055 imap_safe_destroy(session);
1056 session = NULL;
1057 }
1058 }
1059
1060 /* Make sure we have a session */
1061 if (rfolder->session != NULL && rfolder->session->state != SESSION_DISCONNECTED) {
1062 session = IMAP_SESSION(rfolder->session);
1063 } else if (rfolder->session != NULL && rfolder->session->state == SESSION_DISCONNECTED) {
1064 imap_safe_destroy(IMAP_SESSION(rfolder->session));
1065 rfolder->session = NULL;
1066 goto new_conn;
1067 } else if (rfolder->connecting) {
1068 debug_print("already connecting\n");
1069 return NULL;
1070 } else {
1071 new_conn:
1072 imap_reset_uid_lists(folder);
1073 if (time(NULL) - rfolder->last_failure <= 2)
1074 return NULL;
1075 rfolder->connecting = TRUE;
1076 session = imap_session_new(folder, folder->account);
1077 }
1078 if(session == NULL) {
1079 rfolder->last_failure = time(NULL);
1080 rfolder->connecting = FALSE;
1081 return NULL;
1082 }
1083
1084 /* Make sure session is authenticated */
1085 if (!IMAP_SESSION(session)->authenticated)
1086 r = imap_session_authenticate(IMAP_SESSION(session), folder->account);
1087
1088 if (r != MAILIMAP_NO_ERROR || (!is_fatal(r) && !IMAP_SESSION(session)->authenticated)) {
1089 rfolder->session = NULL;
1090 if (!is_fatal(r)) {
1091 imap_threaded_disconnect(session->folder);
1092 }
1093 SESSION(session)->state = SESSION_DISCONNECTED;
1094 SESSION(session)->sock = NULL;
1095 imap_safe_destroy(session);
1096 rfolder->last_failure = time(NULL);
1097 rfolder->connecting = FALSE;
1098 return NULL;
1099 }
1100
1101 /* I think the point of this code is to avoid sending a
1102 * keepalive if we've used the session recently and therefore
1103 * think it's still alive. Unfortunately, most of the code
1104 * does not yet check for errors on the socket, and so if the
1105 * connection drops we don't notice until the timeout expires.
1106 * A better solution than sending a NOOP every time would be
1107 * for every command to be prepared to retry until it is
1108 * successfully sent. -- mbp */
1109 if ((time(NULL) - SESSION(session)->last_access_time > SESSION_TIMEOUT_INTERVAL) || session->cancelled) {
1110 /* verify that the session is still alive */
1111 r = imap_cmd_noop(session);
1112
1113 if (r != MAILIMAP_NO_ERROR) {
1114 debug_print("disconnected!\n");
1115 if (!is_fatal(r))
1116 session = imap_reconnect_if_possible(folder, session);
1117 else {
1118 rfolder->session = NULL;
1119 rfolder->connecting = FALSE;
1120 SESSION(session)->state = SESSION_DISCONNECTED;
1121 SESSION(session)->sock = NULL;
1122 imap_safe_destroy(session);
1123 session = imap_session_get(folder);
1124 }
1125 }
1126 if (session)
1127 session->cancelled = FALSE;
1128 }
1129
1130 rfolder->session = SESSION(session);
1131 rfolder->connecting = FALSE;
1132
1133 return IMAP_SESSION(session);
1134 }
1135
1136 static IMAPSession *imap_session_new(Folder * folder,
1137 const PrefsAccount *account)
1138 {
1139 IMAPSession *session;
1140 gushort port;
1141 int r;
1142 int authenticated = FALSE;
1143 gchar *buf;
1144
1145 #ifdef USE_GNUTLS
1146 /* FIXME: IMAP over SSL only... */
1147 SSLType ssl_type;
1148
1149 port = account->set_imapport ? account->imapport
1150 : account->ssl_imap == SSL_TUNNEL ? IMAPS_PORT : IMAP4_PORT;
1151 ssl_type = account->ssl_imap;
1152 #else
1153 if (account->ssl_imap != SSL_NONE) {
1154 if (alertpanel_full(_("Insecure connection"),
1155 _("This connection is configured to be secured "
1156 "using SSL, but SSL is not available in this "
1157 "build of Claws Mail. \n\n"
1158 "Do you want to continue connecting to this "
1159 "server? The communication would not be "
1160 "secure."),
1161 GTK_STOCK_CANCEL, _("Con_tinue connecting"),
1162 NULL, FALSE, NULL, ALERT_WARNING,
1163 G_ALERTDEFAULT) != G_ALERTALTERNATE)
1164 return NULL;
1165 }
1166 port = account->set_imapport ? account->imapport
1167 : IMAP4_PORT;
1168 #endif
1169
1170 imap_init(folder);
1171 buf = g_strdup_printf(_("Account '%s': Connecting to IMAP4 server: %s:%d..."),
1172 folder->account->account_name, folder->account->recv_server,
1173 port);
1174 statuswindow_print_all("%s", buf);
1175 log_message(LOG_PROTOCOL, "%s\n", buf);
1176 g_free(buf);
1177
1178 #ifndef G_OS_WIN32
1179 if (account->set_tunnelcmd) {
1180 r = imap_threaded_connect_cmd(folder,
1181 account->tunnelcmd,
1182 account->recv_server,
1183 port);
1184 }
1185 else
1186 #endif
1187 {
1188 #ifdef USE_GNUTLS
1189 if (ssl_type == SSL_TUNNEL) {
1190 r = imap_threaded_connect_ssl(folder,
1191 account->recv_server,
1192 port);
1193 }
1194 else
1195 #endif
1196 {
1197 r = imap_threaded_connect(folder,
1198 account->recv_server,
1199 port);
1200 }
1201 }
1202
1203 statuswindow_pop_all();
1204 if (r == MAILIMAP_NO_ERROR_AUTHENTICATED) {
1205 authenticated = TRUE;
1206 }
1207 else if (r == MAILIMAP_NO_ERROR_NON_AUTHENTICATED) {
1208 authenticated = FALSE;
1209 }
1210 else {
1211 #ifdef USE_GNUTLS
1212 if (r == MAILIMAP_ERROR_SSL)
1213 log_error(LOG_PROTOCOL, _("SSL handshake failed\n"));
1214 else
1215 #endif
1216 imap_handle_error(NULL, account->recv_server, r);
1217
1218 if(!prefs_common.no_recv_err_panel) {
1219 alertpanel_error_log(_("Can't connect to IMAP4 server: %s:%d"),
1220 account->recv_server, port);
1221 } else {
1222 log_error(LOG_PROTOCOL, _("Can't connect to IMAP4 server: %s:%d\n"),
1223 account->recv_server, port);
1224 }
1225
1226 return NULL;
1227 }
1228
1229 session = g_new0(IMAPSession, 1);
1230 session_init(SESSION(session), account, FALSE);
1231 SESSION(session)->type = SESSION_IMAP;
1232 SESSION(session)->server = g_strdup(account->recv_server);
1233 SESSION(session)->port = port;
1234 SESSION(session)->sock = NULL;
1235
1236 SESSION(session)->destroy = imap_session_destroy;
1237
1238 session->capability = NULL;
1239
1240 session->authenticated = authenticated;
1241 session->mbox = NULL;
1242 session->exists = 0;
1243 session->recent = 0;
1244 session->expunge = 0;
1245 session->cmd_count = 0;
1246 session->folder = folder;
1247 IMAP_FOLDER(session->folder)->last_seen_separator = 0;
1248
1249 #ifdef USE_GNUTLS
1250 if (account->ssl_imap == SSL_STARTTLS) {
1251 gint ok;
1252
1253 ok = imap_cmd_starttls(session);
1254 if (ok != MAILIMAP_NO_ERROR) {
1255 log_warning(LOG_PROTOCOL, _("Can't start TLS session.\n"));
1256 if (!is_fatal(ok)) {
1257 SESSION(session)->sock = NULL;
1258 imap_safe_destroy(session);
1259 }
1260 return NULL;
1261 }
1262
1263 imap_free_capabilities(session);
1264 session->authenticated = FALSE;
1265 session->uidplus = FALSE;
1266 session->cmd_count = 1;
1267 }
1268 #endif
1269 log_message(LOG_PROTOCOL, "IMAP connection is %s-authenticated\n",
1270 (session->authenticated) ? "pre" : "un");
1271
1272 session_register_ping(SESSION(session), imap_ping);
1273
1274 return session;
1275 }
1276
1277 static gint imap_session_authenticate(IMAPSession *session,
1278 PrefsAccount *account)
1279 {
1280 gchar *pass, *acc_pass = NULL;
1281 gboolean failed = FALSE;
1282 gint ok = MAILIMAP_NO_ERROR;
1283 g_return_val_if_fail(account->userid != NULL, MAILIMAP_ERROR_BAD_STATE);
1284
1285 if (!password_get(account->userid, account->recv_server, "imap",
1286 SESSION(session)->port, &acc_pass)) {
1287 acc_pass = passwd_store_get_account(account->account_id,
1288 PWS_ACCOUNT_RECV);
1289 }
1290
1291 try_again:
1292 pass = acc_pass;
1293 if (!pass && account->imap_auth_type != IMAP_AUTH_ANON && account->imap_auth_type != IMAP_AUTH_GSSAPI) {
1294 gchar *tmp_pass;
1295 tmp_pass = input_dialog_query_password_keep(account->recv_server,
1296 account->userid,
1297 &(account->session_passwd));
1298 if (!tmp_pass) {
1299 return MAILIMAP_NO_ERROR;
1300 }
1301 Xstrdup_a(pass, tmp_pass, {g_free(tmp_pass); return MAILIMAP_NO_ERROR;});
1302 g_free(tmp_pass);
1303 } else if (account->imap_auth_type == IMAP_AUTH_ANON || account->imap_auth_type == IMAP_AUTH_GSSAPI) {
1304 pass = "";
1305 }
1306 if ((ok = imap_auth(session, account->userid, pass, account->imap_auth_type)) != MAILIMAP_NO_ERROR) {
1307
1308 if (!failed && !is_fatal(ok)) {
1309 if (acc_pass != NULL) {
1310 memset(acc_pass, 0, strlen(acc_pass));
1311 g_free(acc_pass);
1312 acc_pass = NULL;
1313 }
1314 failed = TRUE;
1315 if (account->session_passwd != NULL) {
1316 g_free(account->session_passwd);
1317 account->session_passwd = NULL;
1318 }
1319 goto try_again;
1320 } else {
1321 if (prefs_common.no_recv_err_panel) {
1322 log_error(LOG_PROTOCOL, _("Couldn't login to IMAP server %s.\n"), account->recv_server);
1323 mainwindow_show_error();
1324 } else
1325 alertpanel_error_log(_("Couldn't login to IMAP server %s."), account->recv_server);
1326 }
1327
1328 if (acc_pass != NULL) {
1329 g_free(acc_pass);
1330 memset(acc_pass, 0, strlen(acc_pass));
1331 }
1332
1333 return ok;
1334 }
1335
1336 if (acc_pass) {
1337 memset(acc_pass, 0, strlen(acc_pass));
1338 g_free(acc_pass);
1339 }
1340 statuswindow_pop_all();
1341 session->authenticated = TRUE;
1342 return MAILIMAP_NO_ERROR;
1343 }
1344
1345 static void imap_session_destroy(Session *session)
1346 {
1347 if (session->state != SESSION_DISCONNECTED)
1348 imap_threaded_disconnect(IMAP_SESSION(session)->folder);
1349
1350 imap_free_capabilities(IMAP_SESSION(session));
1351 g_free(IMAP_SESSION(session)->mbox);
1352 }
1353
1354 static gchar *imap_fetch_msg(Folder *folder, FolderItem *item, gint uid)
1355 {
1356 return imap_fetch_msg_full(folder, item, uid, TRUE, TRUE);
1357 }
1358
1359 static guint get_file_size_with_crs(const gchar *filename)
1360 {
1361 FILE *fp = NULL;
1362 guint cnt = 0;
1363 gchar buf[4096];
1364
1365 if (filename == NULL)
1366 return -1;
1367
1368 fp = g_fopen(filename, "rb");
1369 if (!fp)
1370 return -1;
1371
1372 while (fgets(buf, sizeof (buf), fp) != NULL) {
1373 cnt += strlen(buf);
1374 if (!strstr(buf, "\r\n") && strstr(buf, "\n"))
1375 cnt++;
1376 }
1377
1378 fclose(fp);
1379 return cnt;
1380 }
1381
1382 static gchar *imap_get_cached_filename(FolderItem *item, guint msgnum)
1383 {
1384 gchar *path, *filename;
1385
1386 cm_return_val_if_fail(item != NULL, NULL);
1387
1388 path = folder_item_get_path(item);
1389
1390 if (!is_dir_exist(path)) {
1391 g_free(path);
1392 return NULL;
1393 }
1394
1395 filename = g_strconcat(path, G_DIR_SEPARATOR_S, itos(msgnum), NULL);
1396
1397 if (is_dir_exist(filename)) {
1398 g_free(filename);
1399 filename = g_strconcat(path, G_DIR_SEPARATOR_S, ".", itos(msgnum), NULL);
1400 }
1401 g_free(path);
1402
1403 return filename;
1404 }
1405
1406 static void imap_remove_cached_msg(Folder *folder, FolderItem *item, MsgInfo *msginfo)
1407 {
1408 gchar *filename;
1409
1410 filename = imap_get_cached_filename(item, msginfo->msgnum);
1411
1412 cm_return_if_fail(filename != NULL);
1413
1414 if (is_file_exist(filename)) {
1415 claws_unlink(filename);
1416 }
1417 g_free(filename);
1418 }
1419
1420 typedef struct _TagsData {
1421 gchar *str;
1422 GSList *msglist;
1423 IMAPFolderItem *item;
1424 } TagsData;
1425
1426 static void imap_commit_tags(FolderItem *item, MsgInfo *msginfo, GSList *tags_set, GSList *tags_unset)
1427 {
1428 IMAPSession *session;
1429 gint ok, can_create_tags;
1430 Folder *folder = NULL;
1431 TagsData *ht_data = NULL;
1432 GSList *cur;
1433
1434 g_return_if_fail(item != NULL);
1435 g_return_if_fail(msginfo != NULL);
1436
1437 folder = item->folder;
1438 debug_print("getting session...\n");
1439 session = imap_session_get(folder);
1440
1441 if (!session) {
1442 debug_print("can't get session\n");
1443 return;
1444 }
1445
1446 ok = imap_select(session, IMAP_FOLDER(folder), item,
1447 NULL, NULL, NULL, NULL, &can_create_tags, FALSE);
1448
1449 if (ok != MAILIMAP_NO_ERROR) {
1450 return;
1451 }
1452
1453
1454 if (IMAP_FOLDER_ITEM(item)->can_create_flags != ITEM_CAN_CREATE_FLAGS)
1455 return;
1456
1457 if (IMAP_FOLDER_ITEM(item)->batching) {
1458 /* instead of performing an UID STORE command for each message change,
1459 * as a lot of them can change "together", we just fill in hashtables
1460 * and defer the treatment so that we're able to send only one
1461 * command.
1462 */
1463 debug_print("IMAP batch mode on, deferring tags change\n");
1464 for (cur = tags_set; cur; cur = cur->next) {
1465 gint cur_tag = GPOINTER_TO_INT(cur->data);
1466 if (cur_tag) {
1467 ht_data = g_hash_table_lookup(IMAP_FOLDER_ITEM(item)->tags_set_table,
1468 GINT_TO_POINTER(cur_tag));
1469 if (ht_data == NULL) {
1470 ht_data = g_new0(TagsData, 1);
1471 ht_data->str = g_strdup(tags_get_tag(cur_tag));
1472 ht_data->item = IMAP_FOLDER_ITEM(item);
1473 g_hash_table_insert(IMAP_FOLDER_ITEM(item)->tags_set_table,
1474 GINT_TO_POINTER(cur_tag), ht_data);
1475 }
1476 ht_data->msglist = g_slist_prepend(ht_data->msglist, GINT_TO_POINTER(msginfo->msgnum));
1477 }
1478 }
1479 for (cur = tags_unset; cur; cur = cur->next) {
1480 gint cur_tag = GPOINTER_TO_INT(cur->data);
1481 if (cur_tag) {
1482 ht_data = g_hash_table_lookup(IMAP_FOLDER_ITEM(item)->tags_unset_table,
1483 GINT_TO_POINTER(cur_tag));
1484 if (ht_data == NULL) {
1485 ht_data = g_new0(TagsData, 1);
1486 ht_data->str = g_strdup(tags_get_tag(cur_tag));
1487 ht_data->item = IMAP_FOLDER_ITEM(item);
1488 g_hash_table_insert(IMAP_FOLDER_ITEM(item)->tags_unset_table,
1489 GINT_TO_POINTER(cur_tag), ht_data);
1490 }
1491 ht_data->msglist = g_slist_prepend(ht_data->msglist, GINT_TO_POINTER(msginfo->msgnum));
1492 }
1493 }
1494 } else {
1495 GSList *list_set = NULL;
1496 GSList *list_unset = NULL;
1497 GSList numlist;
1498
1499 numlist.data = GINT_TO_POINTER(msginfo->msgnum);
1500 numlist.next = NULL;
1501
1502 debug_print("IMAP changing tags NOW\n");
1503 for (cur = tags_set; cur; cur = cur->next) {
1504 gint cur_tag = GPOINTER_TO_INT(cur->data);
1505 const gchar *str = tags_get_tag(cur_tag);
1506 if (IS_NOT_RESERVED_TAG(str))
1507 list_set = g_slist_prepend(list_set, g_strdup(str));
1508 }
1509 if (list_set) {
1510 ok = imap_set_message_flags(session,
1511 IMAP_FOLDER_ITEM(item), &numlist, 0, list_set, TRUE);
1512 slist_free_strings_full(list_set);
1513 if (ok != MAILIMAP_NO_ERROR) {
1514 return;
1515 }
1516 }
1517
1518 for (cur = tags_unset; cur; cur = cur->next) {
1519 gint cur_tag = GPOINTER_TO_INT(cur->data);
1520 const gchar *str = tags_get_tag(cur_tag);
1521 if (IS_NOT_RESERVED_TAG(str))
1522 list_unset = g_slist_prepend(list_unset, g_strdup(str));
1523 }
1524 if (list_unset) {
1525 ok = imap_set_message_flags(session,
1526 IMAP_FOLDER_ITEM(item), &numlist, 0, list_unset, FALSE);
1527 slist_free_strings_full(list_unset);
1528 if (ok != MAILIMAP_NO_ERROR) {
1529 return;
1530 }
1531 }
1532 }
1533 }
1534
1535 static gchar *imap_fetch_msg_full(Folder *folder, FolderItem *item, gint uid,
1536 gboolean headers, gboolean body)
1537 {
1538 gchar *path, *filename;
1539 IMAPSession *session;
1540 gint ok;
1541
1542 g_return_val_if_fail(folder != NULL, NULL);
1543 g_return_val_if_fail(item != NULL, NULL);
1544
1545 if (uid == 0)
1546 return NULL;
1547
1548 path = folder_item_get_path(item);
1549 if (!is_dir_exist(path)) {
1550 if(is_file_exist(path))
1551 claws_unlink(path);
1552 make_dir_hier(path);
1553 }
1554 g_free(path);
1555
1556 filename = imap_get_cached_filename(item, uid);
1557 debug_print("trying to fetch cached %s\n", filename);
1558
1559 if (is_file_exist(filename)) {
1560 /* see whether the local file represents the whole message
1561 * or not. As the IMAP server reports size with \r chars,
1562 * we have to update the local file (UNIX \n only) size */
1563 MsgInfo *cached = msgcache_get_msg(item->cache,uid);
1564 guint have_size = -1;
1565
1566 if (cached)
1567 debug_print("message %d has been already %scached.\n", uid,
1568 MSG_IS_FULLY_CACHED(cached->flags) ? "fully ":"");
1569
1570 if (!cached || !MSG_IS_FULLY_CACHED(cached->flags)) {
1571 have_size = get_file_size_with_crs(filename);
1572 if (cached && (cached->size <= have_size || !body)) {
1573 ok = file_strip_crs(filename);
1574 if (ok == 0 && cached && cached->size <= have_size) {
1575 /* we have it all and stripped */
1576 debug_print("...fully cached in fact (%u/%zd); setting flag.\n",
1577 have_size, cached->size);
1578 procmsg_msginfo_set_flags(cached, MSG_FULLY_CACHED, 0);
1579 }
1580 procmsg_msginfo_free(&cached);
1581 return filename;
1582 } else if (!cached && time(NULL) - get_file_mtime(filename) < 60) {
1583 debug_print("message not cached and file recent, considering file complete\n");
1584 ok = file_strip_crs(filename);
1585 if (ok == 0)
1586 return filename;
1587 } else {
1588 procmsg_msginfo_free(&cached);
1589 }
1590 }
1591 if (cached && MSG_IS_FULLY_CACHED(cached->flags)) {
1592 procmsg_msginfo_free(&cached);
1593 return filename;
1594 }
1595 } else {
1596 MsgInfo *cached = msgcache_get_msg(item->cache,uid);
1597 if (cached) {
1598 procmsg_msginfo_unset_flags(cached, MSG_FULLY_CACHED, 0);
1599 procmsg_msginfo_free(&cached);
1600 }
1601 }
1602
1603 debug_print("getting session...\n");
1604 session = imap_session_get(folder);
1605
1606 if (!session) {
1607 g_free(filename);
1608 return NULL;
1609 }
1610 session_set_access_time(SESSION(session));
1611 lock_session(session); /* unlocked later in the function */
1612
1613 debug_print("IMAP fetching messages\n");
1614 ok = imap_select(session, IMAP_FOLDER(folder), item,
1615 NULL, NULL, NULL, NULL, NULL, FALSE);
1616 if (ok != MAILIMAP_NO_ERROR) {
1617 g_warning("can't select mailbox %s", item->path);
1618 g_free(filename);
1619 return NULL;
1620 }
1621
1622 session_set_access_time(SESSION(session));
1623
1624 debug_print("getting message %d...\n", uid);
1625 ok = imap_cmd_fetch(session, (guint32)uid, filename, headers, body);
1626
1627 if (ok != MAILIMAP_NO_ERROR) {
1628 g_warning("can't fetch message %d", uid);
1629 g_free(filename);
1630 return NULL;
1631 }
1632
1633 session_set_access_time(SESSION(session));
1634 unlock_session(session);
1635
1636 ok = file_strip_crs(filename);
1637
1638 if (ok == 0 && headers && body) {
1639 MsgInfo *cached = msgcache_get_msg(item->cache,uid);
1640 if (cached) {
1641 procmsg_msginfo_set_flags(cached, MSG_FULLY_CACHED, 0);
1642 procmsg_msginfo_free(&cached);
1643 }
1644 } else if (ok == -1) {
1645 MsgInfo *cached = msgcache_get_msg(item->cache,uid);
1646 if (cached) {
1647 procmsg_msginfo_unset_flags(cached, MSG_FULLY_CACHED, 0);
1648 procmsg_msginfo_free(&cached);
1649 }
1650 }
1651 return filename;
1652 }
1653
1654 static gboolean imap_is_msg_fully_cached(Folder *folder, FolderItem *item, gint uid)
1655 {
1656 gchar *filename;
1657 guint size = 0;
1658 MsgInfo *cached = msgcache_get_msg(item->cache,uid);
1659
1660 if (!cached)
1661 return FALSE;
1662
1663 if (MSG_IS_FULLY_CACHED(cached->flags)) {
1664 procmsg_msginfo_free(&cached);
1665 return TRUE;
1666 }
1667
1668 filename = imap_get_cached_filename(item, uid);
1669
1670 if (is_file_exist(filename)) {
1671 if (cached && cached->total_size == cached->size) {
1672 /* fast path */
1673 g_free(filename);
1674 procmsg_msginfo_set_flags(cached, MSG_FULLY_CACHED, 0);
1675 return TRUE;
1676 }
1677 size = get_file_size_with_crs(filename);
1678 }
1679 g_free(filename);
1680 debug_print("msg %d cached, has size %d, full should be %zd.\n", uid, size, cached->size);
1681 if (cached && size >= cached->size) {
1682 cached->total_size = cached->size;
1683 procmsg_msginfo_set_flags(cached, MSG_FULLY_CACHED, 0);
1684 procmsg_msginfo_free(&cached);
1685 return TRUE;
1686 }
1687 if (cached)
1688 procmsg_msginfo_free(&cached);
1689 return FALSE;
1690 }
1691
1692 void imap_cache_msg(FolderItem *item, gint msgnum)
1693 {
1694 Folder *folder = NULL;
1695
1696 if (!item)
1697 return;
1698 folder = item->folder;
1699
1700 if (!imap_is_msg_fully_cached(folder, item, msgnum)) {
1701 gchar *tmp = imap_fetch_msg_full(folder, item, msgnum, TRUE, TRUE);
1702 debug_print("fetched %s\n", tmp);
1703 g_free(tmp);
1704 }
1705 }
1706
1707 static gint imap_add_msg(Folder *folder, FolderItem *dest,
1708 const gchar *file, MsgFlags *flags)
1709 {
1710 gint ret;
1711 GSList file_list;
1712 MsgFileInfo fileinfo;
1713
1714 g_return_val_if_fail(file != NULL, -1);
1715
1716 fileinfo.msginfo = NULL;
1717 fileinfo.file = (gchar *)file;
1718 fileinfo.flags = flags;
1719 file_list.data = &fileinfo;
1720 file_list.next = NULL;
1721
1722 ret = imap_add_msgs(folder, dest, &file_list, NULL);
1723 return ret;
1724 }
1725
1726 static gint imap_add_msgs(Folder *folder, FolderItem *dest, GSList *file_list,
1727 GHashTable *relation)
1728 {
1729 gchar *destdir;
1730 IMAPSession *session;
1731 guint32 last_uid = 0;
1732 GSList *cur;
1733 MsgFileInfo *fileinfo;
1734 gint ok = MAILIMAP_NO_ERROR;
1735 gint curnum = 0, total = 0;
1736 gboolean missing_uids = FALSE;
1737
1738 g_return_val_if_fail(folder != NULL, -1);
1739 g_return_val_if_fail(dest != NULL, -1);
1740 g_return_val_if_fail(file_list != NULL, -1);
1741
1742 debug_print("getting session...\n");
1743 session = imap_session_get(folder);
1744 if (!session) {
1745 return -1;
1746 }
1747 destdir = imap_get_real_path(session, IMAP_FOLDER(folder), dest->path, &ok);
1748 if (is_fatal(ok)) {
1749 g_free(destdir);
1750 return -1;
1751 }
1752 statusbar_print_all(_("Adding messages..."));
1753 total = g_slist_length(file_list);
1754 for (cur = file_list; cur != NULL; cur = cur->next) {
1755 IMAPFlags iflags = 0;
1756 guint32 new_uid = 0;
1757 gchar *real_file = NULL;
1758 fileinfo = (MsgFileInfo *)cur->data;
1759
1760 statusbar_progress_all(curnum, total, total < 10 ? 1:10);
1761 curnum++;
1762
1763 if (fileinfo->flags) {
1764 if (MSG_IS_MARKED(*fileinfo->flags))
1765 iflags |= IMAP_FLAG_FLAGGED;
1766 if (MSG_IS_REPLIED(*fileinfo->flags))
1767 iflags |= IMAP_FLAG_ANSWERED;
1768 if (MSG_IS_FORWARDED(*fileinfo->flags))
1769 iflags |= IMAP_FLAG_FORWARDED;
1770 if (MSG_IS_SPAM(*fileinfo->flags))
1771 iflags |= IMAP_FLAG_SPAM;
1772 else
1773 iflags |= IMAP_FLAG_HAM;
1774 if (!MSG_IS_UNREAD(*fileinfo->flags))
1775 iflags |= IMAP_FLAG_SEEN;
1776
1777 }
1778
1779 if (real_file == NULL)
1780 real_file = g_strdup(fileinfo->file);
1781
1782 if (folder_has_parent_of_type(dest, F_QUEUE) ||
1783 folder_has_parent_of_type(dest, F_OUTBOX) ||
1784 folder_has_parent_of_type(dest, F_DRAFT) ||
1785 folder_has_parent_of_type(dest, F_TRASH))
1786 iflags |= IMAP_FLAG_SEEN;
1787
1788 ok = imap_cmd_append(session, IMAP_FOLDER_ITEM(dest), destdir, real_file, iflags,
1789 &new_uid);
1790
1791 if (ok != MAILIMAP_NO_ERROR) {
1792 g_warning("can't append message %s", real_file);
1793 g_free(real_file);
1794 g_free(destdir);
1795 statusbar_progress_all(0,0,0);
1796 statusbar_pop_all();
1797 return -1;
1798 } else {
1799 debug_print("appended new message as %d\n", new_uid);
1800 /* put the local file in the imapcache, so that we don't
1801 * have to fetch it back later. */
1802
1803 if (new_uid == 0) {
1804 missing_uids = TRUE;
1805 debug_print("Missing UID (0)\n");
1806 }
1807 if (new_uid > 0) {
1808 gchar *cache_path = folder_item_get_path(dest);
1809 if (!is_dir_exist(cache_path))
1810 make_dir_hier(cache_path);
1811 if (is_dir_exist(cache_path)) {
1812 gchar *cache_file = g_strconcat(
1813 cache_path, G_DIR_SEPARATOR_S,
1814 itos(new_uid), NULL);
1815 copy_file(real_file, cache_file, TRUE);
1816 debug_print("got UID %d, copied to cache: %s\n", new_uid, cache_file);
1817 g_free(cache_file);
1818 }
1819 g_free(cache_path);
1820 }
1821 }
1822
1823 if (relation != NULL)
1824 g_hash_table_insert(relation, fileinfo->msginfo != NULL ?
1825 (gpointer) fileinfo->msginfo : (gpointer) fileinfo,
1826 GINT_TO_POINTER(new_uid));
1827 if (last_uid < new_uid) {
1828 last_uid = new_uid;
1829 }
1830
1831 g_free(real_file);
1832 }
1833
1834 statusbar_progress_all(0,0,0);
1835 statusbar_pop_all();
1836
1837
1838 g_free(destdir);
1839
1840 imap_scan_required(folder, dest);
1841
1842 session = imap_session_get(folder);
1843 if (!session) {
1844 return -1;
1845 }
1846 if (missing_uids) {
1847 gint a;
1848 ok = imap_select(session, IMAP_FOLDER(folder), dest,
1849 &a, NULL, NULL, NULL, NULL, FALSE);
1850 }
1851 return last_uid;
1852 }
1853
1854 static GSList *flatten_mailimap_set(struct mailimap_set * set)
1855 {
1856 GSList *result = NULL;
1857 clistiter *list;
1858 guint32 start, end, t;
1859 GSList *cur;
1860
1861 if (!set || !set->set_list)
1862 return NULL;
1863
1864 for (list = clist_begin(set->set_list); list; list = clist_next(list)) {
1865 struct mailimap_set_item *item = (struct mailimap_set_item *)clist_content(list);
1866 start = item->set_first;
1867 end = item->set_last;
1868 if (start <= end) {
1869 for (t = start; t <= end; t++) {
1870 result = g_slist_prepend(result, GINT_TO_POINTER(t));
1871 }
1872 }
1873 }
1874 result = g_slist_reverse(result);
1875 if (debug_get_mode()) {
1876 debug_print("flat imap set: ");
1877 for (cur = result; cur; cur = cur->next) {
1878 debug_print("%d ", GPOINTER_TO_INT(cur->data));
1879 }
1880 debug_print("\n");
1881 }
1882
1883 return result;
1884 }
1885 static gint imap_do_copy_msgs(Folder *folder, FolderItem *dest,
1886 MsgInfoList *msglist, GHashTable *relation,
1887 gboolean same_dest_ok)
1888 {
1889 FolderItem *src;
1890 gchar *destdir;
1891 GSList *seq_list, *cur;
1892 MsgInfo *msginfo;
1893 IMAPSession *session;
1894 gint ok = MAILIMAP_NO_ERROR;
1895 GHashTable *uid_hash;
1896 gint last_num = 0;
1897
1898 g_return_val_if_fail(folder != NULL, -1);
1899 g_return_val_if_fail(dest != NULL, -1);
1900 g_return_val_if_fail(msglist != NULL, -1);
1901
1902 debug_print("getting session...\n");
1903 session = imap_session_get(folder);
1904
1905 if (!session) {
1906 return -1;
1907 }
1908
1909 msginfo = (MsgInfo *)msglist->data;
1910 src = msginfo->folder;
1911 if (!same_dest_ok && src == dest) {
1912 g_warning("the src folder is identical to the dest.");
1913 return -1;
1914 }
1915
1916 if (src->folder != dest->folder) {
1917 GSList *infolist = NULL, *cur;
1918 int res = -1;
1919 for (cur = msglist; cur; cur = cur->next) {
1920 msginfo = (MsgInfo *)cur->data;
1921 MsgFileInfo *fileinfo = g_new0(MsgFileInfo, 1);
1922 fileinfo->file = procmsg_get_message_file(msginfo);
1923 fileinfo->flags = &(msginfo->flags);
1924 infolist = g_slist_prepend(infolist, fileinfo);
1925 }
1926 infolist = g_slist_reverse(infolist);
1927 res = folder_item_add_msgs(dest, infolist, FALSE);
1928 for (cur = infolist; cur; cur = cur->next) {
1929 MsgFileInfo *info = (MsgFileInfo *)cur->data;
1930 g_free(info->file);
1931 g_free(info);
1932 }
1933 g_slist_free(infolist);
1934 return res;
1935 }
1936
1937 lock_session(session); /* unlocked later in the function */
1938
1939 ok = imap_select(session, IMAP_FOLDER(folder), msginfo->folder,
1940 NULL, NULL, NULL, NULL, NULL, FALSE);
1941 if (ok != MAILIMAP_NO_ERROR) {
1942 return ok;
1943 }
1944
1945 unlock_session(session);
1946
1947 destdir = imap_get_real_path(session, IMAP_FOLDER(folder), dest->path, &ok);
1948
1949 if (is_fatal(ok)) {
1950 g_free(destdir);
1951 return ok;
1952 }
1953
1954 seq_list = imap_get_lep_set_from_msglist(IMAP_FOLDER(folder), msglist);
1955 uid_hash = g_hash_table_new(g_direct_hash, g_direct_equal);
1956
1957 statusbar_print_all(_("Copying messages..."));
1958 for (cur = seq_list; cur != NULL; cur = g_slist_next(cur)) {
1959 struct mailimap_set * seq_set;
1960 struct mailimap_set * source = NULL;
1961 struct mailimap_set * dest = NULL;
1962 seq_set = cur->data;
1963
1964 debug_print("Copying messages from %s to %s ...\n",
1965 src->path, destdir);
1966
1967 lock_session(session); /* unlocked later in the function */
1968 ok = imap_cmd_copy(session, seq_set, destdir,
1969 &source, &dest);
1970
1971 if (is_fatal(ok)) {
1972 session = NULL;
1973 }
1974
1975 if (ok == MAILIMAP_NO_ERROR) {
1976 unlock_session(session);
1977 if (relation && source && dest) {
1978 GSList *s_list = flatten_mailimap_set(source);
1979 GSList *d_list = flatten_mailimap_set(dest);
1980 GSList *s_cur, *d_cur;
1981 if (g_slist_length(s_list) == g_slist_length(d_list)) {
1982
1983 for (s_cur = s_list, d_cur = d_list;
1984 s_cur && d_cur;
1985 s_cur = s_cur->next, d_cur = d_cur->next) {
1986 g_hash_table_insert(uid_hash, s_cur->data, d_cur->data);
1987 }
1988
1989 } else {
1990 debug_print("hhhmm, source list length != dest list length.\n");
1991 }
1992 g_slist_free(s_list);
1993 g_slist_free(d_list);
1994 }
1995 }
1996
1997
1998 if (source)
1999 mailimap_set_free(source);
2000 if (dest)
2001 mailimap_set_free(dest);
2002
2003 if (ok != MAILIMAP_NO_ERROR) {
2004 g_hash_table_destroy(uid_hash);
2005 imap_lep_set_free(seq_list);
2006 statusbar_pop_all();
2007 return -1;
2008 }
2009 }
2010
2011 for (cur = msglist; cur != NULL; cur = g_slist_next(cur)) {
2012 MsgInfo *msginfo = (MsgInfo *)cur->data;
2013 gpointer hashval;
2014
2015 hashval = g_hash_table_lookup(uid_hash, GINT_TO_POINTER(msginfo->msgnum));
2016
2017 if (hashval != NULL) {
2018 gint num = GPOINTER_TO_INT(hashval);
2019 g_hash_table_insert(relation, msginfo,
2020 GINT_TO_POINTER(num));
2021 if (num > last_num)
2022 last_num = num;
2023 debug_print("copied message %d as %d\n", msginfo->msgnum, num);
2024 /* put the local file in the imapcache, so that we don't
2025 * have to fetch it back later. */
2026 if (num > 0) {
2027 gchar *cache_path = folder_item_get_path(msginfo->folder);
2028 gchar *real_file = g_strconcat(
2029 cache_path, G_DIR_SEPARATOR_S,
2030 itos(msginfo->msgnum), NULL);
2031 gchar *cache_file = NULL;
2032 g_free(cache_path);
2033 cache_path = folder_item_get_path(dest);
2034 cache_file = g_strconcat(
2035 cache_path, G_DIR_SEPARATOR_S,
2036 itos(num), NULL);
2037 if (!is_dir_exist(cache_path))
2038 make_dir_hier(cache_path);
2039 if (is_file_exist(real_file) && is_dir_exist(cache_path)) {
2040 if (copy_file(real_file, cache_file, TRUE) < 0)
2041 debug_print("couldn't cache to %s: %s\n", cache_file,
2042 strerror(errno));
2043 else
2044 debug_print("copied to cache: %s\n", cache_file);
2045 }
2046 g_free(real_file);
2047 g_free(cache_file);
2048 g_free(cache_path);
2049 }
2050 } else
2051 g_hash_table_insert(relation, msginfo,
2052 GINT_TO_POINTER(0));
2053 }
2054 statusbar_pop_all();
2055
2056 g_hash_table_destroy(uid_hash);
2057 imap_lep_set_free(seq_list);
2058
2059 g_free(destdir);
2060
2061 IMAP_FOLDER_ITEM(dest)->lastuid = 0;
2062 IMAP_FOLDER_ITEM(dest)->uid_next = 0;
2063 g_slist_free(IMAP_FOLDER_ITEM(dest)->uid_list);
2064 IMAP_FOLDER_ITEM(dest)->uid_list = NULL;
2065
2066 imap_scan_required(folder, dest);
2067 if (ok == MAILIMAP_NO_ERROR)
2068 return last_num;
2069 else
2070 return -1;
2071 }
2072
2073 static gint imap_copy_msg(Folder *folder, FolderItem *dest, MsgInfo *msginfo)
2074 {
2075 GSList msglist;
2076
2077 g_return_val_if_fail(msginfo != NULL, -1);
2078
2079 msglist.data = msginfo;
2080 msglist.next = NULL;
2081
2082 return imap_copy_msgs(folder, dest, &msglist, NULL);
2083 }
2084
2085 static gint imap_copy_msgs(Folder *folder, FolderItem *dest,
2086 MsgInfoList *msglist, GHashTable *relation)
2087 {
2088 MsgInfo *msginfo;
2089 gint ret;
2090
2091 g_return_val_if_fail(folder != NULL, -1);
2092 g_return_val_if_fail(dest != NULL, -1);
2093 g_return_val_if_fail(msglist != NULL, -1);
2094
2095 msginfo = (MsgInfo *)msglist->data;
2096 g_return_val_if_fail(msginfo->folder != NULL, -1);
2097
2098 ret = imap_do_copy_msgs(folder, dest, msglist, relation, FALSE);
2099 return ret;
2100 }
2101
2102 static gboolean imap_matcher_type_is_local(gint matchertype)
2103 {
2104 switch (matchertype) {
2105 case MATCHCRITERIA_FROM:
2106 case MATCHCRITERIA_TO:
2107 case MATCHCRITERIA_CC:
2108 case MATCHCRITERIA_TO_OR_CC:
2109 case MATCHCRITERIA_SUBJECT:
2110 case MATCHCRITERIA_REFERENCES:
2111 case MATCHCRITERIA_MESSAGEID:
2112 case MATCHCRITERIA_INREPLYTO:
2113 case MATCHCRITERIA_AGE_GREATER:
2114 case MATCHCRITERIA_AGE_LOWER:
2115 case MATCHCRITERIA_FORWARDED:
2116 case MATCHCRITERIA_SPAM:
2117 case MATCHCRITERIA_UNREAD:
2118 case MATCHCRITERIA_NEW:
2119 case MATCHCRITERIA_MARKED:
2120 case MATCHCRITERIA_REPLIED:
2121 case MATCHCRITERIA_DELETED:
2122 case MATCHCRITERIA_SIZE_GREATER:
2123 case MATCHCRITERIA_SIZE_SMALLER:
2124 case MATCHCRITERIA_SIZE_EQUAL:
2125 return TRUE;
2126 }
2127 return FALSE;
2128 }
2129
2130 static IMAPSearchKey* search_make_key(MatcherProp* match, gboolean* is_all)
2131 {
2132 if (match->matchtype == MATCHTYPE_MATCHCASE || match->matchtype == MATCHTYPE_MATCH) {
2133 IMAPSearchKey* result = NULL;
2134 gboolean invert = FALSE;
2135 gint matchertype = match->criteria;
2136
2137 if (is_all) {
2138 *is_all = FALSE;
2139 }
2140
2141 switch (matchertype) {
2142 case MATCHCRITERIA_NOT_NEW: invert = TRUE; matchertype = MATCHCRITERIA_NEW; break;
2143 case MATCHCRITERIA_NOT_MARKED: invert = TRUE; matchertype = MATCHCRITERIA_MARKED; break;
2144 case MATCHCRITERIA_NOT_FORWARDED: invert = TRUE; matchertype = MATCHCRITERIA_FORWARDED; break;
2145 case MATCHCRITERIA_NOT_SPAM: invert = TRUE; matchertype = MATCHCRITERIA_SPAM; break;
2146 case MATCHCRITERIA_NOT_SUBJECT: invert = TRUE; matchertype = MATCHCRITERIA_SUBJECT; break;
2147 case MATCHCRITERIA_NOT_FROM: invert = TRUE; matchertype = MATCHCRITERIA_FROM; break;
2148 case MATCHCRITERIA_NOT_TO: invert = TRUE; matchertype = MATCHCRITERIA_TO; break;
2149 case MATCHCRITERIA_NOT_CC: invert = TRUE; matchertype = MATCHCRITERIA_CC; break;
2150 case MATCHCRITERIA_NOT_REFERENCES: invert = TRUE; matchertype = MATCHCRITERIA_REFERENCES; break;
2151 case MATCHCRITERIA_NOT_HEADER: invert = TRUE; matchertype = MATCHCRITERIA_HEADER; break;
2152 case MATCHCRITERIA_NOT_TAG: invert = TRUE; matchertype = MATCHCRITERIA_TAG; break;
2153 case MATCHCRITERIA_NOT_HEADERS_PART: invert = TRUE; matchertype = MATCHCRITERIA_HEADERS_PART; break;
2154 case MATCHCRITERIA_NOT_HEADERS_CONT: invert = TRUE; matchertype = MATCHCRITERIA_HEADERS_CONT; break;
2155 case MATCHCRITERIA_NOT_MESSAGE: invert = TRUE; matchertype = MATCHCRITERIA_MESSAGE; break;
2156 case MATCHCRITERIA_NOT_BODY_PART: invert = TRUE; matchertype = MATCHCRITERIA_BODY_PART; break;
2157 case MATCHCRITERIA_NOT_TO_AND_NOT_CC: invert = TRUE; matchertype = MATCHCRITERIA_TO_OR_CC; break;
2158 case MATCHCRITERIA_NOT_MESSAGEID: invert = TRUE; matchertype = MATCHCRITERIA_MESSAGEID; break;
2159 case MATCHCRITERIA_NOT_INREPLYTO: invert = TRUE; matchertype = MATCHCRITERIA_INREPLYTO; break;
2160 }
2161
2162 /*
2163 * this aborts conversion even for predicates understood by the following code.
2164 * while that might seem wasteful, claws local search for information listed below
2165 * has proven faster than IMAP search plus network roundtrips. once this changes,
2166 * consider removing these exceptions.
2167 */
2168 if (imap_matcher_type_is_local(matchertype))
2169 return NULL;
2170
2171 /* the Message-ID header is also cached */
2172 if (matchertype == MATCHCRITERIA_HEADER && g_strcmp0("Message-ID", match->header) == 0) {
2173 return NULL;
2174 }
2175
2176 switch (matchertype) {
2177 case MATCHCRITERIA_FORWARDED:
2178 result = imap_search_new(IMAP_SEARCH_CRITERIA_TAG, NULL, RTAG_FORWARDED, 0);
2179 break;
2180
2181 case MATCHCRITERIA_SPAM:
2182 result = imap_search_new(IMAP_SEARCH_CRITERIA_TAG, NULL, RTAG_JUNK, 0);
2183 break;
2184
2185 case MATCHCRITERIA_MESSAGEID:
2186 result = imap_search_new(IMAP_SEARCH_CRITERIA_HEADER, "Message-ID", match->expr, 0);
2187 break;
2188
2189 case MATCHCRITERIA_INREPLYTO:
2190 result = imap_search_new(IMAP_SEARCH_CRITERIA_HEADER, "In-Reply-To", match->expr, 0);
2191 break;
2192
2193 case MATCHCRITERIA_REFERENCES:
2194 result = imap_search_new(IMAP_SEARCH_CRITERIA_HEADER, "References", match->expr, 0);
2195 break;
2196
2197 case MATCHCRITERIA_TO_OR_CC:
2198 result = imap_search_or(
2199 imap_search_new(IMAP_SEARCH_CRITERIA_TO, NULL, match->expr, 0),
2200 imap_search_new(IMAP_SEARCH_CRITERIA_CC, NULL, match->expr, 0)
2201 );
2202 break;
2203
2204 case MATCHCRITERIA_HEADERS_PART:
2205 case MATCHCRITERIA_HEADERS_CONT:
2206 result = imap_search_and(
2207 imap_search_not(imap_search_new(IMAP_SEARCH_CRITERIA_BODY, NULL, match->expr, 0)),
2208 imap_search_new(IMAP_SEARCH_CRITERIA_MESSAGE, NULL, match->expr, 0)
2209 );
2210 break;
2211
2212 case MATCHCRITERIA_SIZE_EQUAL:
2213 result = imap_search_and(
2214 imap_search_not(imap_search_new(IMAP_SEARCH_CRITERIA_SIZE_SMALLER, NULL, NULL, match->value)),
2215 imap_search_not(imap_search_new(IMAP_SEARCH_CRITERIA_SIZE_GREATER, NULL, NULL, match->value))
2216 );
2217 break;
2218
2219 case MATCHCRITERIA_NOT_UNREAD:
2220 result = imap_search_new(IMAP_SEARCH_CRITERIA_READ, NULL, NULL, 0);
2221 break;
2222
2223 case MATCHCRITERIA_UNREAD:
2224 result = imap_search_new(IMAP_SEARCH_CRITERIA_UNREAD, NULL, NULL, 0);
2225 break;
2226
2227 case MATCHCRITERIA_NEW:
2228 result = imap_search_new(IMAP_SEARCH_CRITERIA_NEW, NULL, NULL, 0);
2229 break;
2230
2231 case MATCHCRITERIA_MARKED:
2232 result = imap_search_new(IMAP_SEARCH_CRITERIA_MARKED, NULL, NULL, 0);
2233 break;
2234
2235 case MATCHCRITERIA_DELETED:
2236 result = imap_search_new(IMAP_SEARCH_CRITERIA_DELETED, NULL, NULL, 0);
2237 break;
2238
2239 case MATCHCRITERIA_REPLIED:
2240 result = imap_search_new(IMAP_SEARCH_CRITERIA_REPLIED, NULL, NULL, 0);
2241 break;
2242
2243 case MATCHCRITERIA_TAG:
2244 {
2245 gchar *tmp = imap_utf8_to_modified_utf7(match->expr, TRUE);
2246 result = imap_search_new(IMAP_SEARCH_CRITERIA_TAG, NULL, tmp, 0);
2247 g_free(tmp);
2248 }
2249 break;
2250
2251 case MATCHCRITERIA_SUBJECT:
2252 result = imap_search_new(IMAP_SEARCH_CRITERIA_SUBJECT, NULL, match->expr, 0);
2253 break;
2254
2255 case MATCHCRITERIA_FROM:
2256 result = imap_search_new(IMAP_SEARCH_CRITERIA_FROM, NULL, match->expr, 0);
2257 break;
2258
2259 case MATCHCRITERIA_TO:
2260 result = imap_search_new(IMAP_SEARCH_CRITERIA_TO, NULL, match->expr, 0);
2261 break;
2262
2263 case MATCHCRITERIA_CC:
2264 result = imap_search_new(IMAP_SEARCH_CRITERIA_CC, NULL, match->expr, 0);
2265 break;
2266
2267 case MATCHCRITERIA_AGE_GREATER:
2268 result = imap_search_new(IMAP_SEARCH_CRITERIA_AGE_GREATER, NULL, NULL, match->value);
2269 break;
2270
2271 case MATCHCRITERIA_AGE_LOWER:
2272 result = imap_search_new(IMAP_SEARCH_CRITERIA_AGE_LOWER, NULL, NULL, match->value);
2273 break;
2274
2275 case MATCHCRITERIA_BODY_PART:
2276 result = imap_search_new(IMAP_SEARCH_CRITERIA_BODY, NULL, match->expr, 0);
2277 break;
2278
2279 case MATCHCRITERIA_MESSAGE:
2280 result = imap_search_new(IMAP_SEARCH_CRITERIA_MESSAGE, NULL, match->expr, 0);
2281 break;
2282
2283 case MATCHCRITERIA_HEADER:
2284 result = imap_search_new(IMAP_SEARCH_CRITERIA_HEADER, match->header, match->expr, 0);
2285 break;
2286
2287 case MATCHCRITERIA_SIZE_GREATER:
2288 result = imap_search_new(IMAP_SEARCH_CRITERIA_SIZE_GREATER, NULL, NULL, match->value);
2289 break;
2290
2291 case MATCHCRITERIA_SIZE_SMALLER:
2292 result = imap_search_new(IMAP_SEARCH_CRITERIA_SIZE_SMALLER, NULL, NULL, match->value);
2293 break;
2294
2295 default:
2296 result = imap_search_new(IMAP_SEARCH_CRITERIA_ALL, NULL, NULL, 0);
2297 if (is_all) {
2298 *is_all = TRUE;
2299 }
2300 break;
2301 }
2302
2303 if (invert) {
2304 result = imap_search_not(result);
2305 if (is_all && *is_all) {
2306 *is_all = FALSE;
2307 }
2308 }
2309
2310 return result;
2311 }
2312
2313 return NULL;
2314 }
2315
2316 static void imap_change_search_charset(IMAPFolder *folder)
2317 {
2318 /* If server supports charset in searches, but the last used one failed,
2319 * changed to the next preferred charset. If none are still available,
2320 * disable charset searches.
2321 * Charsets are tried in the following order:
2322 * UTF-8, locale's charset, UTF-7.
2323 */
2324
2325 if (folder->search_charset_supported) {
2326 if (folder->search_charset && !strcmp(folder->search_charset, conv_get_locale_charset_str_no_utf8()))
2327 folder->search_charset = "UTF-8";
2328 else if (folder->search_charset && !strcmp(folder->search_charset, "UTF-8"))
2329 folder->search_charset = "UTF-7";
2330 else {
2331 folder->search_charset = NULL;
2332 folder->search_charset_supported = FALSE;
2333 }
2334 }
2335 }
2336
2337 static MatcherProp *imap_matcher_prop_set_charset(IMAPFolder *folder,
2338 MatcherProp *utf8_prop,
2339 gchar **charset)
2340 {
2341 /* If the match is going to be done locally, or the criteria is on
2342 * tag (special-cased to modified-UTF-7), or the expression searched
2343 * is ASCII, don't bother converting.
2344 */
2345 if (imap_matcher_type_is_local(utf8_prop->criteria)
2346 || utf8_prop->criteria == MATCHCRITERIA_TAG
2347 || utf8_prop->criteria == MATCHCRITERIA_NOT_TAG
2348 || utf8_prop->expr == NULL
2349 || is_ascii_str(utf8_prop->expr))
2350 return matcherprop_new(utf8_prop->criteria,
2351 utf8_prop->header,
2352 utf8_prop->matchtype,
2353 utf8_prop->expr,
2354 utf8_prop->value);
2355 else {
2356 gchar *conv_expr = NULL;
2357
2358 /* If the search is server-side and the server doesn't support
2359 * searching with the charsets we handle, bail out.
2360 */
2361 if (folder->search_charset_supported == FALSE)
2362 return NULL;
2363
2364 /* Else, convert. */
2365 if (*charset == NULL)
2366 *charset = g_strdup(folder->search_charset);
2367
2368 conv_expr = conv_codeset_strdup(utf8_prop->expr, CS_UTF_8, *charset);
2369
2370 if (conv_expr == NULL)
2371 conv_expr = g_strdup(utf8_prop->expr);
2372
2373 return matcherprop_new(utf8_prop->criteria,
2374 utf8_prop->header,
2375 utf8_prop->matchtype,
2376 conv_expr,
2377 utf8_prop->value);
2378 }
2379 }
2380
2381 static gint search_msgs (Folder *folder,
2382 FolderItem *container,
2383 MsgNumberList **msgs,
2384 gboolean *on_server,
2385 MatcherList *predicate,
2386 SearchProgressNotify progress_cb,
2387 gpointer progress_data)
2388 {
2389 IMAPSearchKey* key = NULL;
2390 GSList* cur;
2391 int result = -1;
2392 clist* uidlist = NULL;
2393 gboolean server_filtering_useless = FALSE;
2394 IMAPSession *session;
2395 gchar *charset_to_use = NULL;
2396
2397 if (on_server == NULL || !*on_server) {
2398 return folder_item_search_msgs_local(folder, container, msgs, on_server,
2399 predicate, progress_cb, progress_data);
2400 }
2401
2402 for (cur = predicate->matchers; cur != NULL; cur = cur->next) {
2403 IMAPSearchKey* matcherPart = NULL;
2404 MatcherProp* prop = (MatcherProp*) cur->data;
2405 gboolean is_all;
2406 MatcherProp *imap_prop = imap_matcher_prop_set_charset(IMAP_FOLDER(folder), prop, &charset_to_use);
2407
2408 if (imap_prop == NULL) {
2409 /* Couldn't convert matcherprop to IMAP - probably not ascii
2410 * and server doesn't support the charsets we do. */
2411 return -1;
2412 }
2413
2414 matcherPart = search_make_key(imap_prop, &is_all);
2415
2416 matcherprop_free(imap_prop);
2417
2418 if (on_server) {
2419 *on_server &= matcherPart != NULL && prop->matchtype == MATCHTYPE_MATCHCASE;
2420 }
2421
2422 if (matcherPart) {
2423 if (key == NULL) {
2424 key = matcherPart;
2425 server_filtering_useless = is_all;
2426 } else if (predicate->bool_and) {
2427 key = imap_search_and(key, matcherPart);
2428 server_filtering_useless &= is_all;
2429 } else {
2430 key = imap_search_or(key, matcherPart);
2431 server_filtering_useless |= is_all;
2432 }
2433 }
2434 }
2435
2436 if (server_filtering_useless) {
2437 imap_search_free(key);
2438 key = NULL;
2439 }
2440
2441 if (key == NULL && progress_cb != NULL) {
2442 GSList* cur;
2443 GSList* list;
2444 int count = 0;
2445
2446 progress_cb(progress_data, TRUE, 0, 0, container->total_msgs);
2447 progress_cb(progress_data, TRUE, container->total_msgs, 0, container->total_msgs);
2448
2449 list = folder_item_get_msg_list(container);
2450 for (cur = list; cur != NULL; cur = cur->next) {
2451 *msgs = g_slist_prepend(*msgs, GUINT_TO_POINTER(((MsgInfo*) cur->data)->msgnum));
2452 count++;
2453 }
2454 procmsg_msg_list_free(list);
2455
2456 *msgs = g_slist_reverse(*msgs);
2457
2458 return count;
2459 }
2460
2461 session = imap_session_get(folder);
2462 if (!session) {
2463 return -1;
2464 }
2465 result = imap_select(session, IMAP_FOLDER(folder), FOLDER_ITEM(container),
2466 NULL, NULL, NULL, NULL, NULL, TRUE);
2467 if (result != MAILIMAP_NO_ERROR)
2468 return -1;
2469
2470 if (progress_cb)
2471 progress_cb(progress_data, TRUE, 0, 0, container->total_msgs);
2472 result = imap_threaded_search(folder, IMAP_SEARCH_TYPE_KEYED, key, charset_to_use, NULL, &uidlist);
2473 if (progress_cb)
2474 progress_cb(progress_data, TRUE, container->total_msgs, 0, container->total_msgs);
2475
2476 if (result == MAILIMAP_NO_ERROR) {
2477 gint result = 0;
2478
2479 *msgs = imap_uid_list_from_lep(uidlist, &result);
2480
2481 mailimap_search_result_free(uidlist);
2482
2483 if (charset_to_use != NULL)
2484 g_free(charset_to_use);
2485
2486 return result;
2487 } else if (charset_to_use != NULL) {
2488 /* If search failed and was on an 8-bit string, try the next
2489 * available charset to search if there still are some.
2490 */
2491 g_free(charset_to_use);
2492
2493 imap_change_search_charset(IMAP_FOLDER(folder));
2494 if (IMAP_FOLDER(folder)->search_charset_supported)
2495 return search_msgs(folder, container, msgs, on_server, predicate,
2496 progress_cb, progress_data);
2497 else
2498 return -1;
2499 } else {
2500 return -1;
2501 }
2502 }
2503
2504
2505 static gint imap_do_remove_msgs(Folder *folder, FolderItem *dest,
2506 MsgInfoList *msglist, GHashTable *relation)
2507 {
2508 gchar *destdir, *dir;
2509 GSList *numlist = NULL, *cur;
2510 MsgInfo *msginfo;
2511 IMAPSession *session;
2512 gint ok = MAILIMAP_NO_ERROR;
2513
2514 g_return_val_if_fail(folder != NULL, -1);
2515 g_return_val_if_fail(dest != NULL, -1);
2516 g_return_val_if_fail(msglist != NULL, -1);
2517
2518 debug_print("getting session...\n");
2519 session = imap_session_get(folder);
2520 if (!session) {
2521 return -1;
2522 }
2523
2524 lock_session(session); /* unlocked later in the function */
2525
2526 msginfo = (MsgInfo *)msglist->data;
2527
2528 ok = imap_select(session, IMAP_FOLDER(folder), msginfo->folder,
2529 NULL, NULL, NULL, NULL, NULL, FALSE);
2530 if (ok != MAILIMAP_NO_ERROR) {
2531 return ok;
2532 }
2533
2534 destdir = imap_get_real_path(session, IMAP_FOLDER(folder), dest->path, &ok);
2535 if (is_fatal(ok)) {
2536 g_free(destdir);
2537 return ok;
2538 }
2539 for (cur = msglist; cur; cur = cur->next) {
2540 msginfo = (MsgInfo *)cur->data;
2541 if (!MSG_IS_DELETED(msginfo->flags))
2542 numlist = g_slist_prepend(numlist, GINT_TO_POINTER(msginfo->msgnum));
2543 }
2544 numlist = g_slist_reverse(numlist);
2545
2546 if (numlist != NULL) {
2547 ok = imap_set_message_flags
2548 (session, IMAP_FOLDER_ITEM(msginfo->folder), numlist, IMAP_FLAG_DELETED, NULL, TRUE);
2549 if (ok != MAILIMAP_NO_ERROR) {
2550 log_warning(LOG_PROTOCOL, _("can't set deleted flags\n"));
2551 g_free(destdir);
2552 return ok;
2553 }
2554 } /* else we just need to expunge */
2555 ok = imap_cmd_expunge(session);
2556 if (ok != MAILIMAP_NO_ERROR) {
2557 log_warning(LOG_PROTOCOL, _("can't expunge\n"));
2558 g_free(destdir);
2559 return ok;
2560 }
2561
2562 session->folder_content_changed = TRUE;
2563 unlock_session(session);
2564
2565 dir = folder_item_get_path(msginfo->folder);
2566 if (is_dir_exist(dir)) {
2567 for (cur = msglist; cur; cur = cur->next) {
2568 msginfo = (MsgInfo *)cur->data;
2569 remove_numbered_files(dir, msginfo->msgnum, msginfo->msgnum);
2570 }
2571 }
2572 g_free(dir);
2573
2574 g_slist_free(numlist);
2575
2576 imap_scan_required(folder, dest);
2577
2578 g_free(destdir);
2579
2580 return 0;
2581 }
2582
2583 static gint imap_remove_msgs(Folder *folder, FolderItem *dest,
2584 MsgInfoList *msglist, GHashTable *relation)
2585 {
2586 MsgInfo *msginfo;
2587
2588 g_return_val_if_fail(folder != NULL, -1);
2589 g_return_val_if_fail(dest != NULL, -1);
2590 if (msglist == NULL)
2591 return 0;
2592
2593 msginfo = (MsgInfo *)msglist->data;
2594 g_return_val_if_fail(msginfo->folder != NULL, -1);
2595
2596 return imap_do_remove_msgs(folder, dest, msglist, relation);
2597 }
2598
2599 static gint imap_remove_all_msg(Folder *folder, FolderItem *item)
2600 {
2601 GSList *list = folder_item_get_msg_list(item);
2602 gint res = imap_remove_msgs(folder, item, list, NULL);
2603 procmsg_msg_list_free(list);
2604 return res;
2605 }
2606
2607 static gboolean imap_is_msg_changed(Folder *folder, FolderItem *item,
2608 MsgInfo *msginfo)
2609 {
2610 /* TODO: properly implement this method */
2611 return FALSE;
2612 }
2613
2614 static gint imap_close(Folder *folder, FolderItem *item)
2615 {
2616 return 0;
2617 }
2618
2619 static gint imap_scan_tree_real(Folder *folder, gboolean subs_only)
2620 {
2621 FolderItem *item = NULL;
2622 IMAPSession *session;
2623 gchar *root_folder = NULL;
2624
2625 g_return_val_if_fail(folder != NULL, -1);
2626 g_return_val_if_fail(folder->account != NULL, -1);
2627
2628 debug_print("getting session...\n");
2629 session = imap_session_get(folder);
2630 if (!session) {
2631 if (!folder->node) {
2632 folder_tree_destroy(folder);
2633 item = folder_item_new(folder, folder->name, NULL);
2634 item->folder = folder;
2635 folder->node = item->node = g_node_new(item);
2636 }
2637 return -1;
2638 }
2639
2640 if (folder->account->imap_dir && *folder->account->imap_dir) {
2641 gchar *real_path;
2642 int r = MAILIMAP_NO_ERROR;
2643 clist * lep_list;
2644
2645 Xstrdup_a(root_folder, folder->account->imap_dir, {return -1;});
2646 extract_quote(root_folder, '"');
2647 subst_char(root_folder,
2648 imap_get_path_separator(session, IMAP_FOLDER(folder),
2649 root_folder, &r),
2650 '/');
2651 if (is_fatal(r))
2652 return -1;
2653 strtailchomp(root_folder, '/');
2654 real_path = imap_get_real_path
2655 (session, IMAP_FOLDER(folder), root_folder, &r);
2656 if (is_fatal(r)) {
2657 g_free(real_path);
2658 return -1;
2659 }
2660 debug_print("IMAP root directory: %s\n", real_path);
2661
2662 /* check if root directory exist */
2663
2664 r = imap_threaded_list(session->folder, "", real_path,
2665 &lep_list);
2666
2667 if (r != MAILIMAP_NO_ERROR)
2668 imap_handle_error(SESSION(session), NULL, r);
2669
2670 if ((r != MAILIMAP_NO_ERROR) || (clist_count(lep_list) == 0)) {
2671 if (!folder->node) {
2672 item = folder_item_new(folder, folder->name, NULL);
2673 item->folder = folder;
2674 folder->node = item->node = g_node_new(item);
2675 }
2676 return -1;
2677 }
2678 mailimap_list_result_free(lep_list);
2679
2680 g_free(real_path);
2681 }
2682
2683 if (folder->node)
2684 item = FOLDER_ITEM(folder->node->data);
2685
2686 if (item && !item->path && root_folder) {
2687 item->path = g_strdup(root_folder);
2688 }
2689
2690 if (!item || ((item->path || root_folder) &&
2691 strcmp2(item->path, root_folder) != 0)) {
2692 folder_tree_destroy(folder);
2693 item = folder_item_new(folder, folder->name, root_folder);
2694 item->folder = folder;
2695 folder->node = item->node = g_node_new(item);
2696 }
2697
2698 imap_scan_tree_recursive(session, FOLDER_ITEM(folder->node->data), subs_only);
2699 imap_create_missing_folders(folder);
2700
2701 return 0;
2702 }
2703
2704 static gint imap_scan_tree(Folder *folder)
2705 {
2706 gboolean subs_only = FALSE;
2707 if (folder->account) {
2708 debug_print(" scanning only subs %d\n", folder->account->imap_subsonly);
2709 subs_only = folder->account->imap_subsonly;
2710 }
2711 return imap_scan_tree_real(folder, subs_only);
2712 }
2713
2714 static gint imap_scan_tree_recursive(IMAPSession *session, FolderItem *item, gboolean subs_only)
2715 {
2716 Folder *folder;
2717 IMAPFolder *imapfolder;
2718 FolderItem *new_item;
2719 GSList *item_list, *cur;
2720 GNode *node;
2721 gchar *real_path;
2722 gchar *wildcard_path;
2723 gchar separator;
2724 gchar wildcard[3];
2725 clist * lep_list;
2726 int r = MAILIMAP_NO_ERROR;
2727
2728 g_return_val_if_fail(item != NULL, -1);
2729 g_return_val_if_fail(item->folder != NULL, -1);
2730 g_return_val_if_fail(item->no_sub == FALSE, -1);
2731
2732 folder = item->folder;
2733 imapfolder = IMAP_FOLDER(folder);
2734
2735 separator = imap_get_path_separator(session, imapfolder, item->path, &r);
2736 if (is_fatal(r))
2737 return r;
2738
2739 if (folder->ui_func)
2740 folder->ui_func(folder, item, folder->ui_func_data);
2741
2742 if (item->path) {
2743 wildcard[0] = separator;
2744 wildcard[1] = '%';
2745 wildcard[2] = '\0';
2746 real_path = imap_get_real_path(session, imapfolder, item->path, &r);
2747 if (is_fatal(r)) {
2748 g_free(real_path);
2749 return r;
2750 }
2751 } else {
2752 wildcard[0] = '%';
2753 wildcard[1] = '\0';
2754 real_path = g_strdup("");
2755 }
2756
2757 Xstrcat_a(wildcard_path, real_path, wildcard,
2758 {g_free(real_path); return MAILIMAP_ERROR_BAD_STATE;});
2759 lep_list = NULL;
2760
2761 if (subs_only)
2762 r = imap_threaded_lsub(folder, "", wildcard_path, &lep_list);
2763 else
2764 r = imap_threaded_list(folder, "", wildcard_path, &lep_list);
2765
2766 if (r != MAILIMAP_NO_ERROR) {
2767 imap_handle_error(SESSION(session), NULL, r);
2768 item_list = NULL;
2769 g_free(real_path);
2770 return r;
2771 }
2772 else {
2773 item_list = imap_list_from_lep(imapfolder,
2774 lep_list, real_path, FALSE);
2775 mailimap_list_result_free(lep_list);
2776 }
2777
2778 g_free(real_path);
2779
2780 node = item->node->children;
2781 while (node != NULL) {
2782 FolderItem *old_item = FOLDER_ITEM(node->data);
2783 GNode *next = node->next;
2784
2785 new_item = NULL;
2786 for (cur = item_list; cur != NULL; cur = cur->next) {
2787 FolderItem *cur_item = FOLDER_ITEM(cur->data);
2788 if (!strcmp2(old_item->path, cur_item->path)) {
2789 new_item = cur_item;
2790 break;
2791 }
2792 }
2793 if (!new_item) {
2794 if (old_item && old_item->path && !strcasecmp(old_item->path, "INBOX")) {
2795 debug_print("not removing INBOX\n");
2796 } else {
2797 debug_print("folder '%s' not found. removing...\n",
2798 old_item->path);
2799 folder_item_remove(old_item);
2800 }
2801 } else {
2802 old_item->no_sub = new_item->no_sub;
2803 old_item->no_select = new_item->no_select;
2804 if (old_item->no_sub == TRUE && node->children) {
2805 debug_print("folder '%s' doesn't have "
2806 "subfolders. removing...\n",
2807 old_item->path);
2808 folder_item_remove_children(old_item);
2809 }
2810 }
2811
2812 node = next;
2813 }
2814
2815 for (cur = item_list; cur != NULL; cur = cur->next) {
2816 FolderItem *cur_item = FOLDER_ITEM(cur->data);
2817 new_item = NULL;
2818
2819 for (node = item->node->children; node != NULL;
2820 node = node->next) {
2821 if (!strcmp2(FOLDER_ITEM(node->data)->path,
2822 cur_item->path)) {
2823 new_item = FOLDER_ITEM(node->data);
2824 folder_item_destroy(cur_item);
2825 cur_item = NULL;
2826 break;
2827 }
2828 }
2829 if (!new_item) {
2830 new_item = cur_item;
2831 debug_print("new folder '%s' found.\n", new_item->path);
2832 folder_item_append(item, new_item);
2833 }
2834
2835 if (!strcasecmp(new_item->path, "INBOX")) {
2836 new_item->stype = F_INBOX;
2837 folder->inbox = new_item;
2838 } else if (!folder_item_parent(item) || item->stype == F_INBOX) {
2839 gchar *base;
2840
2841 base = g_path_get_basename(new_item->path);
2842
2843 if (!folder->outbox && !g_ascii_strcasecmp(base, "Sent")) {
2844 new_item->stype = F_OUTBOX;
2845 folder->outbox = new_item;
2846 } else if (!folder->draft && (!g_ascii_strcasecmp(base, "Drafts") || !g_ascii_strcasecmp(base, "Draft"))) {
2847 new_item->stype = F_DRAFT;
2848 folder->draft = new_item;
2849 } else if (!folder->queue && !g_ascii_strcasecmp(base, "Queue")) {
2850 new_item->stype = F_QUEUE;
2851 folder->queue = new_item;
2852 } else if (!folder->trash && !g_ascii_strcasecmp(base, "Trash")) {
2853 new_item->stype = F_TRASH;
2854 folder->trash = new_item;
2855 }
2856 g_free(base);
2857 }
2858
2859 if (new_item->no_sub == FALSE)
2860 imap_scan_tree_recursive(session, new_item, subs_only);
2861 }
2862
2863 g_slist_free(item_list);
2864
2865 return MAILIMAP_NO_ERROR;
2866 }
2867
2868 GList *imap_scan_subtree(Folder *folder, FolderItem *item, gboolean unsubs_only, gboolean recursive)
2869 {
2870 IMAPSession *session = imap_session_get(folder);
2871 gchar *real_path;
2872 gchar *wildcard_path;
2873 gchar separator;
2874 gchar wildcard[3];
2875 clist * lep_list;
2876 GSList *item_list = NULL, *cur;
2877 GList *child_list = NULL, *tmplist = NULL;
2878 GSList *sub_list = NULL;
2879 int r = MAILIMAP_NO_ERROR;
2880
2881 if (!session)
2882 return NULL;
2883
2884 separator = imap_get_path_separator(session, IMAP_FOLDER(folder), item->path, &r);
2885 if (is_fatal(r))
2886 return NULL;
2887
2888 if (item->path) {
2889 wildcard[0] = separator;
2890 wildcard[1] = '%';
2891 wildcard[2] = '\0';
2892 real_path = imap_get_real_path(session, IMAP_FOLDER(folder), item->path, &r);
2893 if (is_fatal(r)) {
2894 g_free(real_path);
2895 return NULL;
2896 }
2897 } else {
2898 wildcard[0] = '%';
2899 wildcard[1] = '\0';
2900 real_path = g_strdup("");
2901 }
2902
2903 Xstrcat_a(wildcard_path, real_path, wildcard,
2904 {g_free(real_path); return NULL;});
2905 lep_list = NULL;
2906
2907 if (unsubs_only)
2908 statusbar_print_all(_("Looking for unsubscribed folders in %s..."),
2909 item->path?item->path:item->name);
2910 else
2911 statusbar_print_all(_("Looking for subfolders of %s..."),
2912 item->path?item->path:item->name);
2913
2914 r = imap_threaded_list(folder, "", wildcard_path, &lep_list);
2915 if (r) {
2916 g_free(real_path);
2917 statusbar_pop_all();
2918 return NULL;
2919 }
2920 item_list = imap_list_from_lep(IMAP_FOLDER(folder),
2921 lep_list, real_path, FALSE);
2922 mailimap_list_result_free(lep_list);
2923
2924 for (cur = item_list; cur != NULL; cur = cur->next) {
2925 FolderItem *cur_item = FOLDER_ITEM(cur->data);
2926 if (recursive) {
2927 tmplist = imap_scan_subtree(folder, cur_item,
2928 unsubs_only, recursive);
2929 if (tmplist)
2930 child_list = g_list_concat(child_list, tmplist);
2931 }
2932 child_list = g_list_prepend(child_list,
2933 imap_get_real_path(session,
2934 IMAP_FOLDER(folder), cur_item->path, &r));
2935 if (is_fatal(r)) {
2936 g_free(real_path);
2937 statusbar_pop_all();
2938 return NULL;
2939 }
2940 folder_item_destroy(cur_item);
2941 }
2942 child_list = g_list_reverse(child_list);
2943 g_slist_free(item_list);
2944
2945 if (unsubs_only) {
2946 r = imap_threaded_lsub(folder, "", wildcard_path, &lep_list);
2947 if (r) {
2948 g_free(real_path);
2949 statusbar_pop_all();
2950 return NULL;
2951 }
2952 sub_list = imap_list_from_lep(IMAP_FOLDER(folder),
2953 lep_list, real_path, FALSE);
2954 mailimap_list_result_free(lep_list);
2955
2956 for (cur = sub_list; cur != NULL; cur = cur->next) {
2957 FolderItem *cur_item = FOLDER_ITEM(cur->data);
2958 GList *oldlitem = NULL;
2959 gchar *tmp = imap_get_real_path(session,
2960 IMAP_FOLDER(folder), cur_item->path, &r);
2961 if (r) {
2962 g_free(real_path);
2963 statusbar_pop_all();
2964 g_free(tmp);
2965 return NULL;
2966 }
2967 folder_item_destroy(cur_item);
2968 oldlitem = g_list_find_custom(
2969 child_list, tmp, (GCompareFunc)strcmp2);
2970 if (oldlitem) {
2971 child_list = g_list_remove_link(child_list, oldlitem);
2972 g_free(oldlitem->data);
2973 g_list_free(oldlitem);
2974 }
2975 g_free(tmp);
2976 }
2977 }
2978
2979 g_free(real_path);
2980 statusbar_pop_all();
2981
2982 return child_list;
2983 }
2984
2985 static gint imap_create_tree(Folder *folder)
2986 {
2987 g_return_val_if_fail(folder != NULL, -1);
2988 g_return_val_if_fail(folder->node != NULL, -1);
2989 g_return_val_if_fail(folder->node->data != NULL, -1);
2990 g_return_val_if_fail(folder->account != NULL, -1);
2991
2992 imap_scan_tree(folder);
2993 imap_create_missing_folders(folder);
2994
2995 return 0;
2996 }
2997
2998 static void imap_create_missing_folders(Folder *folder)
2999 {
3000 g_return_if_fail(folder != NULL);
3001
3002 if (!folder->inbox)
3003 folder->inbox = imap_create_special_folder
3004 (folder, F_INBOX, "INBOX");
3005 if (!folder->trash)
3006 folder->trash = imap_create_special_folder
3007 (folder, F_TRASH, "Trash");
3008 if (!folder->queue)
3009 folder->queue = imap_create_special_folder
3010 (folder, F_QUEUE, "Queue");
3011 if (!folder->outbox)
3012 folder->outbox = imap_create_special_folder
3013 (folder, F_OUTBOX, "Sent");
3014 if (!folder->draft)
3015 folder->draft = imap_create_special_folder
3016 (folder, F_DRAFT, "Drafts");
3017 }
3018
3019 static FolderItem *imap_create_special_folder(Folder *folder,
3020 SpecialFolderItemType stype,
3021 const gchar *name)
3022 {
3023 FolderItem *item;
3024 FolderItem *new_item;
3025
3026 g_return_val_if_fail(folder != NULL, NULL);
3027 g_return_val_if_fail(folder->node != NULL, NULL);
3028 g_return_val_if_fail(folder->node->data != NULL, NULL);
3029 g_return_val_if_fail(folder->account != NULL, NULL);
3030 g_return_val_if_fail(name != NULL, NULL);
3031
3032 item = FOLDER_ITEM(folder->node->data);
3033 new_item = imap_create_folder(folder, item, name);
3034
3035 if (!new_item) {
3036 g_warning("Can't create '%s'", name);
3037 if (!folder->inbox) return NULL;
3038
3039 new_item = imap_create_folder(folder, folder->inbox, name);
3040 if (!new_item)
3041 g_warning("Can't create '%s' under INBOX", name);
3042 else
3043 new_item->stype = stype;
3044 } else
3045 new_item->stype = stype;
3046
3047 return new_item;
3048 }
3049
3050 static gchar *imap_folder_get_path(Folder *folder)
3051 {
3052 gchar *folder_path;
3053
3054 g_return_val_if_fail(folder != NULL, NULL);
3055 g_return_val_if_fail(folder->account != NULL, NULL);
3056
3057 #ifdef G_OS_WIN32
3058 gchar *sanitized_dirname = g_strdup(folder->account->recv_server);
3059 g_strdelimit(sanitized_dirname, ":", ',');
3060 #endif
3061
3062 folder_path = g_strconcat(get_imap_cache_dir(),
3063 G_DIR_SEPARATOR_S,
3064 #ifdef G_OS_WIN32
3065 sanitized_dirname,
3066 #else
3067 folder->account->recv_server,
3068 #endif
3069 G_DIR_SEPARATOR_S,
3070 folder->account->userid,
3071 NULL);
3072
3073 #ifdef G_OS_WIN32
3074 g_free(sanitized_dirname);
3075 #endif
3076 return folder_path;
3077 }
3078
3079 #ifdef G_OS_WIN32
3080 static gchar *imap_encode_unsafe_chars(const gchar *str)
3081 {
3082 gchar *ret = NULL, *o_ret;
3083 gchar *i;
3084 if (!str)
3085 return NULL;
3086 ret = g_malloc(3*strlen(str)+1);
3087 o_ret = ret;
3088 for (i = (gchar *)str; *i; i++) {
3089 switch(*i) {
3090 case ':':
3091 case '|':
3092 case '<':
3093 case '>':
3094 case '*':
3095 case '?':
3096 case '#':
3097 *ret++ = '%';
3098 *ret++ = '0'+(*i/10);
3099 *ret++ = '0'+(*i%10);
3100 break;
3101 default:
3102 *ret++ = *i;
3103 }
3104 }
3105 *ret++ = '\0';
3106 return o_ret;
3107 }
3108 #endif
3109 static gchar *imap_item_get_path(Folder *folder, FolderItem *item)
3110 {
3111 gchar *folder_path, *path;
3112 gchar *item_path = NULL;
3113
3114 g_return_val_if_fail(folder != NULL, NULL);
3115 g_return_val_if_fail(item != NULL, NULL);
3116 folder_path = imap_folder_get_path(folder);
3117
3118 g_return_val_if_fail(folder_path != NULL, NULL);
3119
3120 #ifdef G_OS_UNIX
3121 item_path = g_strdup(item->path);
3122 #else
3123 item_path = imap_encode_unsafe_chars(item->path);
3124 #endif
3125
3126 if (g_path_is_absolute(folder_path)) {
3127 if (item_path)
3128 path = g_strconcat(folder_path, G_DIR_SEPARATOR_S,
3129 item_path, NULL);
3130 else
3131 path = g_strdup(folder_path);
3132 } else {
3133 if (item_path)
3134 path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
3135 folder_path, G_DIR_SEPARATOR_S,
3136 item_path, NULL);
3137 else
3138 path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
3139 folder_path, NULL);
3140 }
3141 g_free(folder_path);
3142 g_free(item_path);
3143 #ifdef G_OS_WIN32
3144 while (strchr(path, '/'))
3145 *strchr(path, '/') = '\\';
3146 #endif
3147
3148 return path;
3149 }
3150
3151 static FolderItem *imap_create_folder(Folder *folder, FolderItem *parent,
3152 const gchar *name)
3153 {
3154 gchar *dirpath, *imap_path;
3155 IMAPSession *session;
3156 FolderItem *new_item;
3157 gchar separator;
3158 gchar *new_name;
3159 const gchar *p;
3160 gint ok = MAILIMAP_NO_ERROR;
3161 gboolean no_select = FALSE, no_sub = FALSE;
3162 gboolean exist = FALSE;
3163
3164 g_return_val_if_fail(folder != NULL, NULL);
3165 g_return_val_if_fail(folder->account != NULL, NULL);
3166 g_return_val_if_fail(parent != NULL, NULL);
3167 g_return_val_if_fail(name != NULL, NULL);
3168
3169 if (to_number(name) > 0) {
3170 gchar *cached_msg = imap_get_cached_filename(parent, to_number(name));
3171 if (is_file_exist(cached_msg)) {
3172 if (claws_unlink(cached_msg) != 0) {
3173 return NULL;
3174 }
3175 }
3176 }
3177
3178 debug_print("getting session...\n");
3179 session = imap_session_get(folder);
3180 if (!session) {
3181 return NULL;
3182 }
3183
3184 if (!folder_item_parent(parent) && strcasecmp(name, "INBOX") == 0) {
3185 dirpath = g_strdup(name);
3186 }else if (parent->path)
3187 dirpath = g_strconcat(parent->path, "/", name, NULL);
3188 else if ((p = strchr(name, '/')) != NULL && *(p + 1) != '\0')
3189 dirpath = g_strdup(name);
3190 else if (folder->account->imap_dir && *folder->account->imap_dir) {
3191 gchar *imap_dir;
3192
3193 Xstrdup_a(imap_dir, folder->account->imap_dir, {return NULL;});
3194 strtailchomp(imap_dir, '/');
3195 dirpath = g_strconcat(imap_dir, "/", name, NULL);
3196 } else
3197 dirpath = g_strdup(name);
3198
3199
3200
3201 /* keep trailing directory separator to create a folder that contains
3202 sub folder */
3203 imap_path = imap_utf8_to_modified_utf7(dirpath, FALSE);
3204
3205 strtailchomp(dirpath, '/');
3206 Xstrdup_a(new_name, name, {
3207 g_free(dirpath);
3208 g_free(imap_path);
3209 return NULL;});
3210
3211 separator = imap_get_path_separator(session, IMAP_FOLDER(folder), imap_path, &ok);
3212 if (is_fatal(ok)) {
3213 g_free(imap_path);
3214 return NULL;
3215 }
3216 imap_path_separator_subst(imap_path, separator);
3217 /* remove trailing / for display */
3218 strtailchomp(new_name, '/');
3219
3220 if (strcasecmp(dirpath, "INBOX") != 0) {
3221 GPtrArray *argbuf;
3222 int r;
3223 clist * lep_list;
3224
3225 argbuf = g_ptr_array_new();
3226 r = imap_threaded_list(folder, "", imap_path, &lep_list);
3227 if (r != MAILIMAP_NO_ERROR) {
3228 imap_handle_error(SESSION(session), NULL, r);
3229 log_warning(LOG_PROTOCOL, _("can't create mailbox: LIST failed\n"));
3230 g_free(imap_path);
3231 g_free(dirpath);
3232 ptr_array_free_strings(argbuf);
3233 g_ptr_array_free(argbuf, TRUE);
3234 return NULL;
3235 }
3236
3237 if (clist_count(lep_list) > 0)
3238 exist = TRUE;
3239 mailimap_list_result_free(lep_list);
3240 lep_list = NULL;
3241 if (!exist) {
3242 ok = imap_cmd_create(session, imap_path);
3243 if (ok != MAILIMAP_NO_ERROR) {
3244 log_warning(LOG_PROTOCOL, _("can't create mailbox\n"));
3245 g_free(imap_path);
3246 g_free(dirpath);
3247 return NULL;
3248 }
3249 r = imap_threaded_list(folder, "", imap_path, &lep_list);
3250 if (r == MAILIMAP_NO_ERROR) {
3251 GSList *item_list = imap_list_from_lep(IMAP_FOLDER(folder),
3252 lep_list, dirpath, TRUE);
3253 if (item_list) {
3254 FolderItem *cur_item = FOLDER_ITEM(item_list->data);
3255 no_select = cur_item->no_select;
3256 no_sub = cur_item->no_sub;
3257 g_slist_free(item_list);
3258 }
3259 mailimap_list_result_free(lep_list);
3260 } else {
3261 imap_handle_error(SESSION(session), NULL, r);
3262 }
3263 }
3264 imap_threaded_subscribe(folder, imap_path, TRUE);
3265 } else {
3266 clist *lep_list;
3267 int r;
3268 /* just get flags */
3269 r = imap_threaded_list(folder, "", "INBOX", &lep_list);
3270 if (r == MAILIMAP_NO_ERROR) {
3271 GSList *item_list = imap_list_from_lep(IMAP_FOLDER(folder),
3272 lep_list, dirpath, TRUE);
3273 if (item_list) {
3274 FolderItem *cur_item = FOLDER_ITEM(item_list->data);
3275 no_select = cur_item->no_select;
3276 no_sub = cur_item->no_sub;
3277 g_slist_free(item_list);
3278 }
3279 mailimap_list_result_free(lep_list);
3280 } else {
3281 imap_handle_error(SESSION(session), NULL, r);
3282 }
3283 }
3284
3285 new_item = folder_item_new(folder, new_name, dirpath);
3286 new_item->no_select = no_select;
3287 new_item->no_sub = no_sub;
3288 folder_item_append(parent, new_item);
3289 g_free(imap_path);
3290 g_free(dirpath);
3291
3292 dirpath = folder_item_get_path(new_item);
3293 if (!is_dir_exist(dirpath))
3294 make_dir_hier(dirpath);
3295 g_free(dirpath);
3296
3297 if (exist) {
3298 /* folder existed, scan it */
3299 imap_scan_required(folder, new_item);
3300 folder_item_scan_full(new_item, FALSE);
3301 }
3302
3303 return new_item;
3304 }
3305
3306 static gint imap_rename_folder(Folder *folder, FolderItem *item,
3307 const gchar *name)
3308 {
3309 gchar *dirpath;
3310 gchar *newpath;
3311 gchar *real_oldpath;
3312 gchar *real_newpath;
3313 gchar *paths[2];
3314 gchar *old_cache_dir;
3315 gchar *new_cache_dir;
3316 IMAPSession *session;
3317 gchar separator;
3318 gint ok = MAILIMAP_NO_ERROR;
3319 gint exists, recent, unseen;
3320 guint32 uid_validity;
3321
3322 g_return_val_if_fail(folder != NULL, -1);
3323 g_return_val_if_fail(item != NULL, -1);
3324 g_return_val_if_fail(item->path != NULL, -1);
3325 g_return_val_if_fail(name != NULL, -1);
3326
3327 debug_print("getting session...\n");
3328 session = imap_session_get(folder);
3329 if (!session) {
3330 return -1;
3331 }
3332
3333 if (strchr(name, imap_get_path_separator(session, IMAP_FOLDER(folder), item->path, &ok)) != NULL ||
3334 is_fatal(ok)) {
3335 g_warning("New folder name must not contain the namespace "
3336 "path separator");
3337 return -1;
3338 }
3339
3340 real_oldpath = imap_get_real_path(session, IMAP_FOLDER(folder), item->path, &ok);
3341 if (is_fatal(ok)) {
3342 g_free(real_oldpath);
3343 return -1;
3344 }
3345
3346 g_free(session->mbox);
3347 session->mbox = NULL;
3348 session->exists = 0;
3349 session->recent = 0;
3350 session->expunge = 0;
3351 ok = imap_cmd_examine(session, "INBOX",
3352 &exists, &recent, &unseen, &uid_validity, FALSE);
3353 if (ok != MAILIMAP_NO_ERROR) {
3354 g_free(real_oldpath);
3355 return -1;
3356 }
3357
3358 separator = imap_get_path_separator(session, IMAP_FOLDER(folder), item->path, &ok);
3359 if (is_fatal(ok)) {
3360 g_free(real_oldpath);
3361 return -1;
3362 }
3363 if (strchr(item->path, '/')) {
3364 dirpath = g_path_get_dirname(item->path);
3365 newpath = g_strconcat(dirpath, "/", name, NULL);
3366 g_free(dirpath);
3367 } else
3368 newpath = g_strdup(name);
3369
3370 real_newpath = imap_utf8_to_modified_utf7(newpath, FALSE);
3371 imap_path_separator_subst(real_newpath, separator);
3372
3373 ok = imap_cmd_rename(session, real_oldpath, real_newpath);
3374 if (ok != MAILIMAP_NO_ERROR) {
3375 log_warning(LOG_PROTOCOL, _("can't rename mailbox: %s to %s\n"),
3376 real_oldpath, real_newpath);
3377 g_free(real_oldpath);
3378 g_free(newpath);
3379 g_free(real_newpath);
3380 return -1;
3381 }
3382 g_free(item->name);
3383 item->name = g_strdup(name);
3384
3385 old_cache_dir = folder_item_get_path(item);
3386
3387 paths[0] = g_strdup(item->path);
3388 paths[1] = newpath;
3389 g_node_traverse(item->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
3390 imap_rename_folder_func, paths);
3391
3392 if (is_dir_exist(old_cache_dir)) {
3393 new_cache_dir = folder_item_get_path(item);
3394 if (g_rename(old_cache_dir, new_cache_dir) < 0) {
3395 FILE_OP_ERROR(old_cache_dir, "rename");
3396 }
3397 g_free(new_cache_dir);
3398 }
3399
3400 g_free(old_cache_dir);
3401 g_free(paths[0]);
3402 g_free(newpath);
3403 g_free(real_oldpath);
3404 g_free(real_newpath);
3405 return 0;
3406 }
3407
3408 gint imap_subscribe(Folder *folder, FolderItem *item, gchar *rpath, gboolean sub)
3409 {
3410 gchar *path;
3411 gint r = MAILIMAP_NO_ERROR;
3412 IMAPSession *session;
3413 debug_print("getting session...\n");
3414
3415 session = imap_session_get(folder);
3416 if (!session) {
3417 return -1;
3418 }
3419 if (item && item->path) {
3420 path = imap_get_real_path(session, IMAP_FOLDER(folder), item->path, &r);
3421 if (!path)
3422 return -1;
3423 if (is_fatal(r)) {
3424 g_free(path);
3425 return -1;
3426 }
3427 if (!strcasecmp(path, "INBOX") && sub == FALSE) {
3428 g_free(path);
3429 return -1;
3430 }
3431 debug_print("%ssubscribing %s\n", sub?"":"un", path);
3432 r = imap_threaded_subscribe(folder, path, sub);
3433 g_free(path);
3434 } else if (rpath) {
3435 r = imap_threaded_subscribe(folder, rpath, sub);
3436 } else
3437 return -1;
3438 return r;
3439 }
3440
3441 static gint imap_remove_folder_real(Folder *folder, FolderItem *item)
3442 {
3443 gint ok = MAILIMAP_NO_ERROR;
3444 IMAPSession *session;
3445 gchar *path;
3446 gchar *cache_dir;
3447 gboolean selected_folder;
3448
3449 g_return_val_if_fail(folder != NULL, -1);
3450 g_return_val_if_fail(item != NULL, -1);
3451 g_return_val_if_fail(item->path != NULL, -1);
3452
3453 debug_print("getting session...\n");
3454 session = imap_session_get(folder);
3455 if (!session) {
3456 return -1;
3457 }
3458 path = imap_get_real_path(session, IMAP_FOLDER(folder), item->path, &ok);
3459 if (is_fatal(ok)) {
3460 g_free(path);
3461 return -1;
3462 }
3463 imap_threaded_subscribe(folder, path, FALSE);
3464
3465 selected_folder = (session->mbox != NULL) &&
3466 (!strcmp(session->mbox, item->path));
3467 if (selected_folder) {
3468 ok = imap_cmd_close(session);
3469 if (ok != MAILIMAP_NO_ERROR) {
3470 debug_print("close err %d\n", ok);
3471 return ok;
3472 }
3473 }
3474 ok = imap_cmd_delete(session, path);
3475 if (ok != MAILIMAP_NO_ERROR && !is_fatal(ok)) {
3476 gchar *tmp = NULL;
3477
3478 ok = MAILIMAP_NO_ERROR;
3479 tmp = g_strdup_printf("%s%c", path,
3480 imap_get_path_separator(session, IMAP_FOLDER(folder), path, &ok));
3481 g_free(path);
3482 path = tmp;
3483 if (!is_fatal(ok))
3484 ok = imap_cmd_delete(session, path);
3485 }
3486
3487 if (ok != MAILIMAP_NO_ERROR) {
3488 log_warning(LOG_PROTOCOL, _("can't delete mailbox\n"));
3489 g_free(path);
3490 return -1;
3491 }
3492
3493 g_free(path);
3494 cache_dir = folder_item_get_path(item);
3495 if (is_dir_exist(cache_dir) && remove_dir_recursive(cache_dir) < 0)
3496 g_warning("can't remove directory '%s'", cache_dir);
3497 g_free(cache_dir);
3498 folder_item_remove(item);
3499 return 0;
3500 }
3501
3502 static gint imap_remove_folder(Folder *folder, FolderItem *item)
3503 {
3504 GNode *node, *next;
3505
3506 g_return_val_if_fail(item != NULL, -1);
3507 g_return_val_if_fail(item->folder != NULL, -1);
3508 g_return_val_if_fail(item->node != NULL, -1);
3509
3510 node = item->node->children;
3511 while (node != NULL) {
3512 next = node->next;
3513 if (imap_remove_folder(folder, FOLDER_ITEM(node->data)) < 0)
3514 return -1;
3515 node = next;
3516 }
3517 debug_print("IMAP removing %s\n", item->path);
3518
3519 if (imap_remove_all_msg(folder, item) < 0)
3520 return -1;
3521 return imap_remove_folder_real(folder, item);
3522 }
3523
3524 typedef struct _uncached_data {
3525 IMAPSession *session;
3526 FolderItem *item;
3527 MsgNumberList *numlist;
3528 guint cur;
3529 guint total;
3530 gboolean done;
3531 int ok;
3532 } uncached_data;
3533
3534 static void *imap_get_uncached_messages_thread(void *data)
3535 {
3536 uncached_data *stuff = (uncached_data *)data;
3537 IMAPSession *session = stuff->session;
3538 FolderItem *item = stuff->item;
3539 MsgNumberList *numlist = stuff->numlist;
3540 GSList *newlist = NULL;
3541 GSList *llast = NULL;
3542 GSList *seq_list, *cur;
3543 gboolean got_alien_tags = FALSE;
3544
3545 debug_print("uncached_messages\n");
3546
3547 if (session == NULL || item == NULL || item->folder == NULL
3548 || FOLDER_CLASS(item->folder) != &imap_class) {
3549 stuff->done = TRUE;
3550 return NULL;
3551 }
3552
3553 seq_list = imap_get_lep_set_from_numlist(IMAP_FOLDER(item->folder), numlist);
3554 debug_print("get msgs info\n");
3555 for (cur = seq_list; cur != NULL; cur = g_slist_next(cur)) {
3556 struct mailimap_set * imapset;
3557 unsigned int i;
3558 int r;
3559 carray * env_list;
3560 int count;
3561
3562 if (session->cancelled)
3563 break;
3564
3565 imapset = cur->data;
3566
3567 r = imap_threaded_fetch_env(session->folder,
3568 imapset, &env_list);
3569 if (r != MAILIMAP_NO_ERROR) {
3570 imap_handle_error(SESSION(session), NULL, r);
3571 if (is_fatal(r)) {
3572 stuff->ok = r;
3573 return NULL;
3574 }
3575 continue;
3576 }
3577
3578 session_set_access_time(SESSION(session));
3579
3580 count = 0;
3581 for(i = 0 ; i < carray_count(env_list) ; i += 2) {
3582 struct imap_fetch_env_info * info;
3583 MsgInfo * msginfo;
3584 GSList *tags = NULL, *cur = NULL;
3585 info = carray_get(env_list, i);
3586 tags = carray_get(env_list, i+1);
3587 msginfo = imap_envelope_from_lep(info, item);
3588 if (msginfo == NULL) {
3589 slist_free_strings_full(tags);
3590 continue;
3591 }
3592 g_slist_free(msginfo->tags);
3593 msginfo->tags = NULL;
3594
3595 for (cur = tags; cur; cur = cur->next) {
3596 gchar *real_tag = imap_modified_utf7_to_utf8(cur->data, TRUE);
3597 gint id = 0;
3598 id = tags_get_id_for_str(real_tag);
3599 if (id == -1) {
3600 id = tags_add_tag(real_tag);
3601 got_alien_tags = TRUE;
3602 }
3603 if (!g_slist_find(msginfo->tags, GINT_TO_POINTER(id))) {
3604 msginfo->tags = g_slist_prepend(
3605 msginfo->tags,
3606 GINT_TO_POINTER(id));
3607 }
3608 g_free(real_tag);
3609 }
3610 if (msginfo->tags)
3611 msginfo->tags = g_slist_reverse(msginfo->tags);
3612 slist_free_strings_full(tags);
3613 msginfo->folder = item;
3614 if (!newlist)
3615 llast = newlist = g_slist_append(newlist, msginfo);
3616 else {
3617 llast = g_slist_append(llast, msginfo);
3618 llast = llast->next;
3619 }
3620 count ++;
3621 }
3622
3623 imap_fetch_env_free(env_list);
3624 }
3625
3626 if (got_alien_tags) {
3627 tags_write_tags();
3628 main_window_reflect_tags_changes(mainwindow_get_mainwindow());
3629 }
3630
3631 imap_lep_set_free(seq_list);
3632
3633 session_set_access_time(SESSION(session));
3634 stuff->done = TRUE;
3635 return newlist;
3636 }
3637
3638 #define MAX_MSG_NUM 50
3639
3640 static GSList *imap_get_uncached_messages(IMAPSession *session,
3641 FolderItem *item,
3642 MsgNumberList *numlist,
3643 int *r)
3644 {
3645 GSList *result = NULL;
3646 GSList * cur;
3647 uncached_data *data = g_new0(uncached_data, 1);
3648
3649 cur = numlist;
3650 data->total = g_slist_length(numlist);
3651 data->ok = MAILIMAP_NO_ERROR;
3652 debug_print("messages list : %i\n", data->total);
3653
3654 while (cur != NULL) {
3655 GSList * partial_result;
3656 int count;
3657 GSList * newlist;
3658 GSList * llast;
3659
3660 llast = NULL;
3661 count = 0;
3662 newlist = NULL;
3663 while (count < MAX_MSG_NUM) {
3664 void * p;
3665
3666 p = cur->data;
3667
3668 if (newlist == NULL)
3669 llast = newlist = g_slist_append(newlist, p);
3670 else {
3671 llast = g_slist_append(llast, p);
3672 llast = llast->next;
3673 }
3674 count ++;
3675
3676 cur = cur->next;
3677 if (cur == NULL)
3678 break;
3679 }
3680
3681 data->done = FALSE;
3682 data->session = session;
3683 data->item = item;
3684 data->numlist = newlist;
3685 data->cur += count;
3686
3687 if (prefs_common.work_offline &&
3688 !inc_offline_should_override(FALSE,
3689 _("Claws Mail needs network access in order "
3690 "to access the IMAP server."))) {
3691 g_free(data);
3692 return NULL;
3693 }
3694
3695 partial_result =
3696 (GSList *)imap_get_uncached_messages_thread(data);
3697 *r = data->ok;
3698 if (data->ok != MAILIMAP_NO_ERROR) {
3699 goto bail;
3700 }
3701 statusbar_progress_all(data->cur,data->total, 1);
3702
3703 g_slist_free(newlist);
3704
3705 result = g_slist_concat(result, partial_result);
3706 }
3707 bail:
3708 g_free(data);
3709
3710 statusbar_progress_all(0,0,0);
3711 statusbar_pop_all();
3712
3713 return result;
3714 }
3715
3716 static void imap_delete_all_cached_messages(FolderItem *item)
3717 {
3718 gchar *dir;
3719
3720 g_return_if_fail(item != NULL);
3721 g_return_if_fail(item->folder != NULL);
3722 g_return_if_fail(FOLDER_CLASS(item->folder) == &imap_class);
3723
3724 debug_print("Deleting all cached messages...\n");
3725
3726 dir = folder_item_get_path(item);
3727 if (is_dir_exist(dir))
3728 remove_all_numbered_files(dir);
3729 g_free(dir);
3730
3731 debug_print("Deleting all cached messages done.\n");
3732 }
3733
3734 gchar imap_get_path_separator_for_item(FolderItem *item)
3735 {
3736 Folder *folder = NULL;
3737 IMAPFolder *imap_folder = NULL;
3738 IMAPSession *session = NULL;
3739 gchar result = '/';
3740 gint ok = MAILIMAP_NO_ERROR;
3741 if (!item)
3742 return '/';
3743 folder = item->folder;
3744
3745 if (!folder)
3746 return '/';
3747
3748 imap_folder = IMAP_FOLDER(folder);
3749
3750 debug_print("getting session...\n");
3751 session = imap_session_get(FOLDER(folder));
3752 result = imap_get_path_separator(session, imap_folder, item->path, &ok);
3753 return result;
3754 }
3755
3756 static gchar imap_refresh_path_separator(IMAPSession *session, IMAPFolder *folder, const gchar *subfolder, gint *ok)
3757 {
3758 clist * lep_list;
3759 int r;
3760 gchar separator = '\0';
3761
3762 g_return_val_if_fail(session != NULL, '/');
3763 r = imap_threaded_list((Folder *)folder, "", subfolder, &lep_list);
3764
3765 if (r != MAILIMAP_NO_ERROR) {
3766 imap_handle_error(SESSION(session), NULL, r);
3767 log_warning(LOG_PROTOCOL, _("LIST failed\n"));
3768 *ok = r;
3769 return '\0';
3770 }
3771
3772 if (lep_list != NULL && clist_count(lep_list) > 0) {
3773 clistiter * iter = clist_begin(lep_list);
3774 struct mailimap_mailbox_list * mb;
3775 mb = clist_content(iter);
3776
3777 separator = mb->mb_delimiter;
3778 debug_print("got separator: %c\n", folder->last_seen_separator);
3779 }
3780 *ok = MAILIMAP_NO_ERROR;
3781 mailimap_list_result_free(lep_list);
3782 return separator;
3783 }
3784
3785 static gchar imap_get_path_separator(IMAPSession *session, IMAPFolder *folder, const gchar *path, gint *ok)
3786 {
3787 gchar separator = '/';
3788 *ok = MAILIMAP_NO_ERROR;
3789 if (folder->last_seen_separator == 0) {
3790 folder->last_seen_separator = imap_refresh_path_separator(session, folder, "", ok);
3791 }
3792
3793 if (folder->last_seen_separator == 0) {
3794 folder->last_seen_separator = imap_refresh_path_separator(session, folder, "INBOX", ok);
3795 }
3796
3797 if (folder->last_seen_separator != 0) {
3798 debug_print("using separator: %c\n", folder->last_seen_separator);
3799 return folder->last_seen_separator;
3800 }
3801
3802 return separator;
3803 }
3804
3805 static gchar *imap_get_real_path(IMAPSession *session, IMAPFolder *folder, const gchar *path, gint *ok)
3806 {
3807 gchar *real_path = NULL;
3808 gchar separator;
3809
3810 g_return_val_if_fail(folder != NULL, NULL);
3811 g_return_val_if_fail(path != NULL, NULL);
3812
3813 *ok = MAILIMAP_NO_ERROR;
3814
3815 real_path = imap_utf8_to_modified_utf7(path, FALSE);
3816 separator = imap_get_path_separator(session, folder, path, ok);
3817 if (*ok == MAILIMAP_NO_ERROR)
3818 imap_path_separator_subst(real_path, separator);
3819
3820 return real_path;
3821 }
3822
3823 static gint imap_set_message_flags(IMAPSession *session,
3824 IMAPFolderItem *item,
3825 MsgNumberList *numlist,
3826 IMAPFlags flags,
3827 GSList *tags,
3828 gboolean is_set)
3829 {
3830 gint ok = 0;
3831 GSList *seq_list;
3832 GSList * cur;
3833 gint total = 0;
3834 IMAPFolder *folder = NULL;
3835 GSList *sorted_list = NULL;
3836
3837 if (numlist == NULL || session == NULL)
3838 return MAILIMAP_ERROR_BAD_STATE;
3839
3840 folder = IMAP_FOLDER(session->folder);
3841
3842 sorted_list = g_slist_copy(numlist);
3843 sorted_list = g_slist_sort(sorted_list, g_int_compare);
3844
3845 cur = g_slist_last(sorted_list);
3846
3847 if (cur)
3848 total = GPOINTER_TO_INT(cur->data);
3849
3850 seq_list = imap_get_lep_set_from_numlist(IMAP_FOLDER(session->folder), sorted_list);
3851
3852 statusbar_print_all(_("Flagging messages..."));
3853
3854 for(cur = seq_list ; cur != NULL ; cur = g_slist_next(cur)) {
3855 struct mailimap_set * imapset = (struct mailimap_set *)cur->data;
3856 struct mailimap_set_item *set_item = NULL;
3857
3858 if (imapset->set_list)
3859 set_item = clist_content(clist_begin(imapset->set_list));
3860 else
3861 continue;
3862
3863 if (set_item == NULL)
3864 continue;
3865
3866 statusbar_progress_all(set_item->set_first, total, 1);
3867
3868 ok = imap_cmd_store(session, item, imapset,
3869 flags, tags, is_set);
3870 statusbar_progress_all(set_item->set_last, total, 1);
3871 if (ok != MAILIMAP_NO_ERROR && folder->max_set_size > 20) {
3872 /* reduce max set size */
3873 folder->max_set_size /= 2;
3874 }
3875 if (ok != MAILIMAP_NO_ERROR && is_fatal(ok)) {
3876 break;
3877 }
3878 }
3879
3880 g_slist_free(sorted_list);
3881
3882 statusbar_progress_all(0,0,0);
3883 statusbar_pop_all();
3884
3885 imap_lep_set_free(seq_list);
3886
3887 return ok;
3888 }
3889
3890 typedef struct _select_data {
3891 IMAPSession *session;
3892 gchar *real_path;
3893 gint *exists;
3894 gint *recent;
3895 gint *unseen;
3896 guint32 *uid_validity;
3897 gboolean done;
3898 } select_data;
3899
3900 static gint imap_select(IMAPSession *session, IMAPFolder *folder,
3901 FolderItem *item,
3902 gint *exists, gint *recent, gint *unseen,
3903 guint32 *uid_validity, gint *can_create_flags,
3904 gboolean block)
3905 {
3906 gchar *real_path;
3907 gint ok = MAILIMAP_NO_ERROR;
3908 gint exists_, recent_, unseen_;
3909 guint32 uid_validity_;
3910 gint can_create_flags_;
3911 const gchar *path = item ? item->path:NULL;
3912
3913 if (!item) {
3914 return MAILIMAP_ERROR_BAD_STATE;
3915 }
3916
3917 if (!exists && !recent && !unseen && !uid_validity && !can_create_flags) {
3918 if (session->mbox && strcmp(session->mbox, path) == 0)
3919 return MAILIMAP_NO_ERROR;
3920 }
3921 if (!exists && !recent && !unseen && !uid_validity && can_create_flags) {
3922 if (session->mbox && strcmp(session->mbox, path) == 0) {
3923 if (IMAP_FOLDER_ITEM(item)->can_create_flags != ITEM_CAN_CREATE_FLAGS_UNKNOWN)
3924 return MAILIMAP_NO_ERROR;
3925 }
3926 }
3927 if (!exists)
3928 exists = &exists_;
3929 if (!recent)
3930 recent = &recent_;
3931 if (!unseen)
3932 unseen = &unseen_;
3933 if (!uid_validity)
3934 uid_validity = &uid_validity_;
3935 if (!can_create_flags)
3936 can_create_flags = &can_create_flags_;
3937
3938 g_free(session->mbox);
3939 session->mbox = NULL;
3940 session->exists = 0;
3941 session->recent = 0;
3942 session->expunge = 0;
3943
3944 real_path = imap_get_real_path(session, folder, path, &ok);
3945 if (is_fatal(ok)) {
3946 g_free(real_path);
3947 return ok;
3948 }
3949 g_slist_free(IMAP_FOLDER_ITEM(item)->ok_flags);
3950 IMAP_FOLDER_ITEM(item)->ok_flags = NULL;
3951 ok = imap_cmd_select(session, real_path,
3952 exists, recent, unseen, uid_validity, can_create_flags,
3953 &(IMAP_FOLDER_ITEM(item)->ok_flags), block);
3954 if (ok != MAILIMAP_NO_ERROR) {
3955 log_warning(LOG_PROTOCOL, _("can't select folder: %s\n"), real_path);
3956 } else {
3957 session->mbox = g_strdup(path);
3958 session->folder_content_changed = FALSE;
3959 session->exists = *exists;
3960 session->recent = *recent;
3961 session->expunge = 0;
3962 session->unseen = *unseen;
3963 session->uid_validity = *uid_validity;
3964 debug_print("select: exists %d recent %d expunge %d uid_validity %d can_create_flags %d\n",
3965 session->exists, session->recent, session->expunge,
3966 session->uid_validity, *can_create_flags);
3967 }
3968 if (*can_create_flags) {
3969 IMAP_FOLDER_ITEM(item)->can_create_flags = ITEM_CAN_CREATE_FLAGS;
3970 } else {
3971 IMAP_FOLDER_ITEM(item)->can_create_flags = ITEM_CANNOT_CREATE_FLAGS;
3972 }
3973 g_free(real_path);
3974
3975 return ok;
3976 }
3977
3978 static gint imap_status(IMAPSession *session, IMAPFolder *folder,
3979 const gchar *path, IMAPFolderItem *item,
3980 gint *messages,
3981 guint32 *uid_next, guint32 *uid_validity,
3982 gint *unseen, gboolean block)
3983 {
3984 int r = MAILIMAP_NO_ERROR;
3985 clistiter * iter;
3986 struct mailimap_mailbox_data_status * data_status;
3987 int got_values;
3988 gchar *real_path;
3989 guint mask = 0;
3990
3991 real_path = imap_get_real_path(session, folder, path, &r);
3992 if (is_fatal(r)) {
3993 g_free(real_path);
3994 return r;
3995 }
3996 if (messages) {
3997 mask |= 1 << 0;
3998 *messages = 0;
3999 }
4000 if (uid_next) {
4001 mask |= 1 << 2;
4002 *uid_next = 0;
4003 }
4004 if (uid_validity) {
4005 mask |= 1 << 3;
4006 *uid_validity = 0;
4007 }
4008 if (unseen) {
4009 mask |= 1 << 4;
4010 *unseen = 0;
4011 }
4012
4013 if (session->mbox != NULL &&
4014 !strcmp(session->mbox, item->item.path)) {
4015 r = imap_cmd_close(session);
4016 if (r != MAILIMAP_NO_ERROR) {
4017 debug_print("close err %d\n", r);
4018 g_free(real_path);
4019 return r;
4020 }
4021 }
4022
4023 r = imap_threaded_status(FOLDER(folder), real_path,
4024 &data_status, mask);
4025
4026 g_free(real_path);
4027 if (r != MAILIMAP_NO_ERROR) {
4028 imap_handle_error(SESSION(session), NULL, r);
4029 debug_print("status err %d\n", r);
4030 return r;
4031 }
4032
4033 if (data_status == NULL || data_status->st_info_list == NULL) {
4034 debug_print("data_status %p\n", data_status);
4035 if (data_status) {
4036 debug_print("data_status->st_info_list %p\n", data_status->st_info_list);
4037 mailimap_mailbox_data_status_free(data_status);
4038 }
4039 return MAILIMAP_ERROR_BAD_STATE;
4040 }
4041
4042 got_values = 0;
4043 if (data_status->st_info_list) {
4044 for(iter = clist_begin(data_status->st_info_list) ; iter != NULL ;
4045 iter = clist_next(iter)) {
4046 struct mailimap_status_info * info;
4047
4048 info = clist_content(iter);
4049 switch (info->st_att) {
4050 case MAILIMAP_STATUS_ATT_MESSAGES:
4051 if (messages) {
4052 * messages = info->st_value;
4053 got_values |= 1 << 0;
4054 }
4055 break;
4056
4057 case MAILIMAP_STATUS_ATT_UIDNEXT:
4058 if (uid_next) {
4059 * uid_next = info->st_value;
4060 got_values |= 1 << 2;
4061 }
4062 break;
4063
4064 case MAILIMAP_STATUS_ATT_UIDVALIDITY:
4065 if (uid_validity) {
4066 * uid_validity = info->st_value;
4067 got_values |= 1 << 3;
4068 }
4069 break;
4070
4071 case MAILIMAP_STATUS_ATT_UNSEEN:
4072 if (unseen) {
4073 * unseen = info->st_value;
4074 got_values |= 1 << 4;
4075 }
4076 break;
4077 }
4078 }
4079 }
4080 mailimap_mailbox_data_status_free(data_status);
4081
4082 if (got_values != mask) {
4083 g_warning("status: incomplete values received (%d)", got_values);
4084 }
4085 return MAILIMAP_NO_ERROR;
4086 }
4087
4088 static void imap_free_capabilities(IMAPSession *session)
4089 {
4090 slist_free_strings_full(session->capability);
4091 session->capability = NULL;
4092 }
4093
4094 /* low-level IMAP4rev1 commands */
4095
4096 static gint imap_cmd_login(IMAPSession *session,
4097 const gchar *user, const gchar *pass,
4098 const gchar *type)
4099 {
4100 int r;
4101 gint ok;
4102
4103 if (!strcmp(type, "plaintext") && imap_has_capability(session, "LOGINDISABLED")) {
4104 gint ok = MAILIMAP_ERROR_BAD_STATE;
4105 if (imap_has_capability(session, "STARTTLS")) {
4106 #ifdef USE_GNUTLS
4107 log_warning(LOG_PROTOCOL, _("Server requires TLS to log in.\n"));
4108 ok = imap_cmd_starttls(session);
4109 if (ok != MAILIMAP_NO_ERROR) {
4110 log_warning(LOG_PROTOCOL, _("Can't start TLS session.\n"));
4111 return ok;
4112 } else {
4113 /* refresh capas */
4114 imap_free_capabilities(session);
4115 if ((r = imap_get_capabilities(session)) != MAILIMAP_NO_ERROR) {
4116 imap_handle_error(SESSION(session), NULL, r);
4117 log_warning(LOG_PROTOCOL, _("Can't refresh capabilities.\n"));
4118 return r;
4119 }
4120 }
4121 #else
4122 log_error(LOG_PROTOCOL, _("Connection to %s failed: "
4123 "server requires TLS, but Claws Mail "
4124 "has been compiled without TLS "
4125 "support.\n"),
4126 SESSION(session)->server);
4127 return MAILIMAP_ERROR_LOGIN;
4128 #endif
4129 } else {
4130 log_error(LOG_PROTOCOL, _("Server logins are disabled.\n"));
4131 return MAILIMAP_ERROR_LOGIN;
4132 }
4133 }
4134
4135 log_print(LOG_PROTOCOL, "IMAP4> Logging %s to %s using %s\n",
4136 user,
4137 SESSION(session)->server,
4138 type);
4139 r = imap_threaded_login(session->folder, user, pass, type);
4140 if (r != MAILIMAP_NO_ERROR) {
4141 imap_handle_error(SESSION(session), NULL, r);
4142 log_print(LOG_PROTOCOL, "IMAP4< Error logging in to %s\n",
4143 SESSION(session)->server);
4144 ok = r;
4145 } else {
4146 log_print(LOG_PROTOCOL, "IMAP4< Login to %s successful\n",
4147 SESSION(session)->server);
4148 ok = MAILIMAP_NO_ERROR;
4149 }
4150 return ok;
4151 }
4152
4153 static gint imap_cmd_noop(IMAPSession *session)
4154 {
4155 int r;
4156 unsigned int exists, recent, expunge, unseen, uidnext, uidval;
4157
4158 r = imap_threaded_noop(session->folder, &exists, &recent, &expunge, &unseen, &uidnext, &uidval);
4159 if (r != MAILIMAP_NO_ERROR) {
4160 imap_handle_error(SESSION(session), NULL, r);
4161 debug_print("noop err %d\n", r);
4162 return r;
4163 }
4164
4165 if ((exists && exists != session->exists)
4166 || (recent && recent != session->recent)
4167 || (expunge && expunge != session->expunge)
4168 || (unseen && unseen != session->unseen)) {
4169 session->folder_content_changed = TRUE;
4170 }
4171 if (uidnext != 0 && uidnext != session->uid_next) {
4172 session->uid_next = uidnext;
4173 session->folder_content_changed = TRUE;
4174 }
4175 if (uidval != 0 && uidval != session->uid_validity) {
4176 session->uid_validity = uidval;
4177 session->folder_content_changed = TRUE;
4178 }
4179
4180 session->exists = exists;
4181 session->recent = recent;
4182 session->expunge = expunge;
4183 session->unseen = unseen;
4184
4185 session_set_access_time(SESSION(session));
4186
4187 return MAILIMAP_NO_ERROR;
4188 }
4189
4190 #ifdef USE_GNUTLS
4191 static gint imap_cmd_starttls(IMAPSession *session)
4192 {
4193 int r;
4194
4195 r = imap_threaded_starttls(session->folder,
4196 SESSION(session)->server, SESSION(session)->port);
4197 if (r != MAILIMAP_NO_ERROR) {
4198 imap_handle_error(SESSION(session), NULL, r);
4199 debug_print("starttls err %d\n", r);
4200 return r;
4201 }
4202 return MAILIMAP_NO_ERROR;
4203 }
4204 #endif
4205
4206 static gint imap_cmd_select(IMAPSession *session, const gchar *folder,
4207 gint *exists, gint *recent, gint *unseen,
4208 guint32 *uid_validity, gint *can_create_flags,
4209 GSList **ok_flags, gboolean block)
4210 {
4211 int r;
4212
4213 r = imap_threaded_select(session->folder, folder,
4214 exists, recent, unseen, uid_validity, can_create_flags, ok_flags);
4215 if (r != MAILIMAP_NO_ERROR) {
4216 imap_handle_error(SESSION(session), NULL, r);
4217 debug_print("select err %d\n", r);
4218 return r;
4219 }
4220 return MAILIMAP_NO_ERROR;
4221 }
4222
4223 static gint imap_cmd_close(IMAPSession *session)
4224 {
4225 int r;
4226
4227 r = imap_threaded_close(session->folder);
4228 if (r != MAILIMAP_NO_ERROR) {
4229 imap_handle_error(SESSION(session), NULL, r);
4230 debug_print("close err %d\n", r);
4231 return r;
4232 }
4233 g_free(session->mbox);
4234 session->mbox = NULL;
4235 session->exists = 0;
4236 session->recent = 0;
4237 session->expunge = 0;
4238 return MAILIMAP_NO_ERROR;
4239 }
4240
4241 static gint imap_cmd_examine(IMAPSession *session, const gchar *folder,
4242 gint *exists, gint *recent, gint *unseen,
4243 guint32 *uid_validity, gboolean block)
4244 {
4245 int r;
4246
4247 r = imap_threaded_examine(session->folder, folder,
4248 exists, recent, unseen, uid_validity);
4249 if (r != MAILIMAP_NO_ERROR) {
4250 imap_handle_error(SESSION(session), NULL, r);
4251 debug_print("examine err %d\n", r);
4252
4253 return r;
4254 }
4255 return MAILIMAP_NO_ERROR;
4256 }
4257
4258 static gint imap_cmd_create(IMAPSession *session, const gchar *folder)
4259 {
4260 int r;
4261
4262 r = imap_threaded_create(session->folder, folder);
4263 if (r != MAILIMAP_NO_ERROR) {
4264 imap_handle_error(SESSION(session), NULL, r);
4265 return r;
4266 }
4267
4268 return MAILIMAP_NO_ERROR;
4269 }
4270
4271 static gint imap_cmd_rename(IMAPSession *session, const gchar *old_folder,
4272 const gchar *new_folder)
4273 {
4274 int r;
4275
4276 r = imap_threaded_rename(session->folder, old_folder,
4277 new_folder);
4278 if (r != MAILIMAP_NO_ERROR) {
4279 imap_handle_error(SESSION(session), NULL, r);
4280 return r;
4281 }
4282
4283 return MAILIMAP_NO_ERROR;
4284 }
4285
4286 static gint imap_cmd_delete(IMAPSession *session, const gchar *folder)
4287 {
4288 int r;
4289
4290
4291 r = imap_threaded_delete(session->folder, folder);
4292 if (r != MAILIMAP_NO_ERROR) {
4293 imap_handle_error(SESSION(session), NULL, r);
4294 return r;
4295 }
4296
4297 return MAILIMAP_NO_ERROR;
4298 }
4299
4300 typedef struct _fetch_data {
4301 IMAPSession *session;
4302 guint32 uid;
4303 const gchar *filename;
4304 gboolean headers;
4305 gboolean body;
4306 gboolean done;
4307 } fetch_data;
4308
4309 static void *imap_cmd_fetch_thread(void *data)
4310 {
4311 fetch_data *stuff = (fetch_data *)data;
4312 IMAPSession *session = stuff->session;
4313 guint32 uid = stuff->uid;
4314 const gchar *filename = stuff->filename;
4315 int r;
4316
4317 if (stuff->body) {
4318 r = imap_threaded_fetch_content(session->folder,
4319 uid, 1, filename);
4320 }
4321 else {
4322 r = imap_threaded_fetch_content(session->folder,
4323 uid, 0, filename);
4324 }
4325 if (r != MAILIMAP_NO_ERROR) {
4326 imap_handle_error(SESSION(session), NULL, r);
4327 debug_print("fetch err %d\n", r);
4328 return GINT_TO_POINTER(r);
4329 }
4330 return GINT_TO_POINTER(MAILIMAP_NO_ERROR);
4331 }
4332
4333 static gint imap_cmd_fetch(IMAPSession *session, guint32 uid,
4334 const gchar *filename, gboolean headers,
4335 gboolean body)
4336 {
4337 fetch_data *data = g_new0(fetch_data, 1);
4338 int result = 0;
4339 data->done = FALSE;
4340 data->session = session;
4341 data->uid = uid;
4342 data->filename = filename;
4343 data->headers = headers;
4344 data->body = body;
4345
4346 if (prefs_common.work_offline &&
4347 !inc_offline_should_override(FALSE,
4348 _("Claws Mail needs network access in order "
4349 "to access the IMAP server."))) {
4350 g_free(data);
4351 return -1;
4352 }
4353 statusbar_print_all(_("Fetching message..."));
4354 result = GPOINTER_TO_INT(imap_cmd_fetch_thread(data));
4355 statusbar_pop_all();
4356 g_free(data);
4357 return result;
4358 }
4359
4360
4361 static gint imap_cmd_append(IMAPSession *session,
4362 IMAPFolderItem *item,
4363 const gchar *destfolder,
4364 const gchar *file, IMAPFlags flags,
4365 guint32 *new_uid)
4366 {
4367 struct mailimap_flag_list * flag_list;
4368 int r;
4369
4370 cm_return_val_if_fail(file != NULL, MAILIMAP_ERROR_BAD_STATE);
4371
4372 flag_list = imap_flag_to_lep(item, flags, NULL);
4373 lock_session(session);
4374 r = imap_threaded_append(session->folder, destfolder,
4375 file, flag_list, (int *)new_uid);
4376 mailimap_flag_list_free(flag_list);
4377
4378 if (r != MAILIMAP_NO_ERROR) {
4379 imap_handle_error(SESSION(session), NULL, r);
4380 debug_print("append err %d\n", r);
4381 return r;
4382 }
4383
4384 unlock_session(session);
4385
4386 return MAILIMAP_NO_ERROR;
4387 }
4388
4389 static gint imap_cmd_copy(IMAPSession *session, struct mailimap_set * set,
4390 const gchar *destfolder,
4391 struct mailimap_set **source, struct mailimap_set **dest)
4392 {
4393 int r;
4394
4395 g_return_val_if_fail(session != NULL, MAILIMAP_ERROR_BAD_STATE);
4396 g_return_val_if_fail(set != NULL, MAILIMAP_ERROR_BAD_STATE);
4397 g_return_val_if_fail(destfolder != NULL, MAILIMAP_ERROR_BAD_STATE);
4398
4399 r = imap_threaded_copy(session->folder, set, destfolder, source, dest);
4400 if (r != MAILIMAP_NO_ERROR) {
4401 imap_handle_error(SESSION(session), NULL, r);
4402 return r;
4403 }
4404
4405 return MAILIMAP_NO_ERROR;
4406 }
4407
4408 static gint imap_cmd_store(IMAPSession *session,
4409 IMAPFolderItem *item,
4410 struct mailimap_set * set,
4411 IMAPFlags flags, GSList *tags, int do_add)
4412 {
4413 int r;
4414 struct mailimap_flag_list * flag_list = NULL;
4415 struct mailimap_store_att_flags * store_att_flags;
4416
4417 flag_list = imap_flag_to_lep(item, flags, tags);
4418
4419 if (do_add)
4420 store_att_flags =
4421 mailimap_store_att_flags_new_add_flags_silent(flag_list);
4422 else
4423 store_att_flags =
4424 mailimap_store_att_flags_new_remove_flags_silent(flag_list);
4425
4426 r = imap_threaded_store(session->folder, set, store_att_flags);
4427 mailimap_store_att_flags_free(store_att_flags);
4428 if (r != MAILIMAP_NO_ERROR) {
4429 imap_handle_error(SESSION(session), NULL, r);
4430 return r;
4431 }
4432
4433 return MAILIMAP_NO_ERROR;
4434 }
4435
4436 static gint imap_cmd_expunge(IMAPSession *session)
4437 {
4438 int r;
4439
4440 if (prefs_common.work_offline &&
4441 !inc_offline_should_override(FALSE,
4442 _("Claws Mail needs network access in order "
4443 "to access the IMAP server."))) {
4444 return -1;
4445 }
4446
4447 r = imap_threaded_expunge(session->folder);
4448 if (r != MAILIMAP_NO_ERROR) {
4449 imap_handle_error(SESSION(session), NULL, r);
4450 return r;
4451 }
4452
4453 return MAILIMAP_NO_ERROR;
4454 }
4455
4456 gint imap_expunge(Folder *folder, FolderItem *item)
4457 {
4458 IMAPSession *session = imap_session_get(folder);
4459 if (session == NULL)
4460 return -1;
4461
4462 return imap_cmd_expunge(session);
4463 }
4464
4465 static void imap_path_separator_subst(gchar *str, gchar separator)
4466 {
4467 gchar *p;
4468 gboolean in_escape = FALSE;
4469
4470 if (!separator || separator == '/') return;
4471
4472 for (p = str; *p != '\0'; p++) {
4473 if (*p == '/' && !in_escape)
4474 *p = separator;
4475 else if (*p == '&' && *(p + 1) != '-' && !in_escape)
4476 in_escape = TRUE;
4477 else if (*p == '-' && in_escape)
4478 in_escape = FALSE;
4479 }
4480 }
4481
4482 static gboolean imap_rename_folder_func(GNode *node, gpointer data)
4483 {
4484 FolderItem *item = node->data;
4485 gchar **paths = data;
4486 const gchar *oldpath = paths[0];
4487 const gchar *newpath = paths[1];
4488 gchar *real_oldpath, *real_newpath;
4489 gchar *base;
4490 gchar *new_itempath;
4491 gint oldpathlen;
4492 IMAPSession *session = imap_session_get(item->folder);
4493 gint ok = MAILIMAP_NO_ERROR;
4494 oldpathlen = strlen(oldpath);
4495 if (strncmp(oldpath, item->path, oldpathlen) != 0) {
4496 g_warning("path doesn't match: %s, %s", oldpath, item->path);
4497 return TRUE;
4498 }
4499
4500 base = item->path + oldpathlen;
4501 while (*base == '/') base++;
4502 if (*base == '\0')
4503 new_itempath = g_strdup(newpath);
4504 else
4505 new_itempath = g_strconcat(newpath, "/", base,
4506 NULL);
4507
4508 real_oldpath = imap_get_real_path(session, IMAP_FOLDER(item->folder), item->path, &ok);
4509 g_free(item->path);
4510 item->path = new_itempath;
4511
4512 real_newpath = imap_get_real_path(session, IMAP_FOLDER(item->folder), item->path, &ok);
4513
4514 imap_threaded_subscribe(item->folder, real_oldpath, FALSE);
4515 imap_threaded_subscribe(item->folder, real_newpath, TRUE);
4516
4517 g_free(real_oldpath);
4518 g_free(real_newpath);
4519 return FALSE;
4520 }
4521
4522 static gint get_list_of_uids(IMAPSession *session, Folder *folder, IMAPFolderItem *item, GSList **msgnum_list)
4523 {
4524 GSList *uidlist, *elem;
4525 int r = -1;
4526 clist * lep_uidlist;
4527 gint ok, nummsgs = 0;
4528
4529 if (session == NULL) {
4530 return -1;
4531 }
4532
4533 ok = imap_select(session, IMAP_FOLDER(folder), FOLDER_ITEM(item),
4534 NULL, NULL, NULL, NULL, NULL, TRUE);
4535 if (ok != MAILIMAP_NO_ERROR) {
4536 return -1;
4537 }
4538
4539 g_slist_free(item->uid_list);
4540 item->uid_list = NULL;
4541
4542 uidlist = NULL;
4543
4544 if (folder->account && folder->account->low_bandwidth) {
4545 r = imap_threaded_search(folder, IMAP_SEARCH_TYPE_SIMPLE,
4546 NULL, NULL, NULL, &lep_uidlist);
4547 }
4548
4549 if (r == MAILIMAP_NO_ERROR) {
4550 uidlist = imap_uid_list_from_lep(lep_uidlist, NULL);
4551 mailimap_search_result_free(lep_uidlist);
4552 } else {
4553 carray * lep_uidtab;
4554 if (r != -1) { /* inited */
4555 imap_handle_error(SESSION(session), NULL, r);
4556 if (is_fatal(r))
4557 return -1;
4558 }
4559 r = imap_threaded_fetch_uid(folder, 1,
4560 &lep_uidtab);
4561 if (r == MAILIMAP_NO_ERROR) {
4562 uidlist = imap_uid_list_from_lep_tab(lep_uidtab);
4563 imap_fetch_uid_list_free(lep_uidtab);
4564 }
4565 }
4566
4567 if (r != MAILIMAP_NO_ERROR) {
4568 imap_handle_error(SESSION(session), NULL, r);
4569 return -1;
4570 }
4571
4572 for (elem = uidlist; elem != NULL; elem = g_slist_next(elem)) {
4573 guint msgnum;
4574
4575 msgnum = GPOINTER_TO_INT(elem->data);
4576
4577 *msgnum_list = g_slist_prepend(*msgnum_list, GINT_TO_POINTER(msgnum));
4578 item->uid_list = g_slist_prepend(item->uid_list, GINT_TO_POINTER(msgnum));
4579 nummsgs++;
4580 }
4581 g_slist_free(uidlist);
4582
4583 return nummsgs;
4584
4585 }
4586
4587 gint imap_get_num_list(Folder *folder, FolderItem *_item, GSList **msgnum_list, gboolean *old_uids_valid)
4588 {
4589 IMAPFolderItem *item = (IMAPFolderItem *)_item;
4590 IMAPSession *session;
4591 gint nummsgs;
4592 GSList *uidlist = NULL;
4593 gchar *dir;
4594 gint known_list_len = 0;
4595 gchar *path;
4596
4597 debug_print("get_num_list\n");
4598
4599 g_return_val_if_fail(folder != NULL, -1);
4600 g_return_val_if_fail(item != NULL, -1);
4601 g_return_val_if_fail(item->item.path != NULL, -1);
4602 g_return_val_if_fail(FOLDER_CLASS(folder) == &imap_class, -1);
4603 g_return_val_if_fail(folder->account != NULL, -1);
4604
4605 known_list_len = g_slist_length(item->uid_list);
4606 if (!item->should_update) {
4607 debug_print("get_num_list: nothing to update\n");
4608 *old_uids_valid = TRUE;
4609 if (known_list_len == item->item.total_msgs
4610 && known_list_len > 0) {
4611 *msgnum_list = g_slist_copy(item->uid_list);
4612 return known_list_len;
4613 } else {
4614 debug_print("don't know the list length...\n");
4615 }
4616 }
4617
4618 if (prefs_common.work_offline &&
4619 !inc_offline_should_override(FALSE,
4620 _("Claws Mail needs network access in order "
4621 "to access the IMAP server."))) {
4622 return -1;
4623 }
4624
4625 path = folder_item_get_path(_item);
4626 if (!is_dir_exist(path)) {
4627 if(is_file_exist(path))
4628 claws_unlink(path);
4629 make_dir_hier(path);
4630 }
4631 g_free(path);
4632
4633 debug_print("getting session...\n");
4634 session = imap_session_get(folder);
4635 g_return_val_if_fail(session != NULL, -1);
4636
4637 lock_session(session);
4638 if (FOLDER_ITEM(item)->path)
4639 statusbar_print_all(_("Scanning folder %s/%s..."),
4640 FOLDER_ITEM(item)->folder->name,
4641 FOLDER_ITEM(item)->path);
4642 else
4643 statusbar_print_all(_("Scanning folder %s..."),
4644 FOLDER_ITEM(item)->folder->name);
4645
4646 if (item->should_trash_cache) {
4647 *old_uids_valid = FALSE;
4648 debug_print("get_num_list: trashing num list\n");
4649 debug_print("Freeing imap uid cache\n");
4650 item->lastuid = 0;
4651 g_slist_free(item->uid_list);
4652 item->uid_list = NULL;
4653
4654 imap_delete_all_cached_messages((FolderItem *)item);
4655 } else {
4656 debug_print("get_num_list: updating num list\n");
4657 *old_uids_valid = TRUE;
4658 }
4659
4660 nummsgs = get_list_of_uids(session, folder, item, &uidlist);
4661
4662 unlock_session(session);
4663
4664 /* session could be broken now, in case of fatal error */
4665
4666 debug_print("get_num_list: got %d msgs\n", nummsgs);
4667
4668 if (nummsgs < 0) {
4669 statusbar_pop_all();
4670 return -1;
4671 }
4672
4673 *msgnum_list = uidlist;
4674
4675 dir = folder_item_get_path((FolderItem *)item);
4676 debug_print("removing old messages from %s\n", dir);
4677 remove_numbered_files_not_in_list(dir, *msgnum_list);
4678 g_free(dir);
4679
4680 debug_print("get_num_list - ok - %i\n", nummsgs);
4681 statusbar_pop_all();
4682 item->should_trash_cache = FALSE;
4683 item->should_update = FALSE;
4684 return nummsgs;
4685 }
4686
4687 static MsgInfo *imap_parse_msg(const gchar *file, FolderItem *item)
4688 {
4689 MsgInfo *msginfo;
4690 MsgFlags flags;
4691
4692 flags.perm_flags = MSG_NEW|MSG_UNREAD;
4693 flags.tmp_flags = 0;
4694
4695 g_return_val_if_fail(item != NULL, NULL);
4696 g_return_val_if_fail(file != NULL, NULL);
4697
4698 if (folder_has_parent_of_type(item, F_QUEUE)) {
4699 MSG_SET_TMP_FLAGS(flags, MSG_QUEUED);
4700 } else if (folder_has_parent_of_type(item, F_DRAFT)) {
4701 MSG_SET_TMP_FLAGS(flags, MSG_DRAFT);
4702 }
4703
4704 msginfo = procheader_parse_file(file, flags, FALSE, FALSE);
4705 if (!msginfo) return NULL;
4706
4707 msginfo->plaintext_file = g_strdup(file);
4708 msginfo->folder = item;
4709
4710 return msginfo;
4711 }
4712
4713 GSList *imap_get_msginfos(Folder *folder, FolderItem *item,
4714 GSList *msgnum_list)
4715 {
4716 IMAPSession *session;
4717 MsgInfoList *ret = NULL;
4718 gint ok;
4719
4720 debug_print("get_msginfos\n");
4721
4722 g_return_val_if_fail(folder != NULL, NULL);
4723 g_return_val_if_fail(item != NULL, NULL);
4724 g_return_val_if_fail(msgnum_list != NULL, NULL);
4725
4726 debug_print("getting session...\n");
4727 session = imap_session_get(folder);
4728 g_return_val_if_fail(session != NULL, NULL);
4729
4730 lock_session(session); /* unlocked later in the function */
4731
4732 debug_print("IMAP getting msginfos\n");
4733 ok = imap_select(session, IMAP_FOLDER(folder), item,
4734 NULL, NULL, NULL, NULL, NULL, FALSE);
4735 if (ok != MAILIMAP_NO_ERROR) {
4736 return NULL;
4737 }
4738 if (!(folder_has_parent_of_type(item, F_DRAFT) ||
4739 folder_has_parent_of_type(item, F_QUEUE))) {
4740 ret = g_slist_concat(ret,
4741 imap_get_uncached_messages(session, item,
4742 msgnum_list, &ok));
4743 if (ok != MAILIMAP_NO_ERROR)
4744 return NULL;
4745 unlock_session(session);
4746 } else {
4747 MsgNumberList *sorted_list, *elem, *llast = NULL;
4748 gint startnum, lastnum;
4749
4750 unlock_session(session);
4751
4752 sorted_list = g_slist_sort(g_slist_copy(msgnum_list), g_int_compare);
4753
4754 startnum = lastnum = GPOINTER_TO_INT(sorted_list->data);
4755
4756 llast = g_slist_last(ret);
4757 for (elem = sorted_list;; elem = g_slist_next(elem)) {
4758 guint num = 0;
4759
4760 if (elem)
4761 num = GPOINTER_TO_INT(elem->data);
4762
4763 if (num > lastnum + 1 || elem == NULL) {
4764 int i;
4765 for (i = startnum; i <= lastnum; ++i) {
4766 gchar *file;
4767 file = imap_fetch_msg(folder, item, i);
4768 if (file != NULL) {
4769 MsgInfo *msginfo = imap_parse_msg(file, item);
4770 if (msginfo != NULL) {
4771 msginfo->msgnum = i;
4772 if (llast == NULL)
4773 llast = ret = g_slist_append(ret, msginfo);
4774 else {
4775 llast = g_slist_append(llast, msginfo);
4776 llast = llast->next;
4777 }
4778 }
4779 g_free(file);
4780 }
4781 }
4782
4783 if (elem == NULL)
4784 break;
4785
4786 startnum = num;
4787 }
4788 lastnum = num;
4789 }
4790
4791 g_slist_free(sorted_list);
4792 }
4793 return ret;
4794 }
4795
4796 MsgInfo *imap_get_msginfo(Folder *folder, FolderItem *item, gint uid)
4797 {
4798 MsgInfo *msginfo = NULL;
4799 MsgInfoList *msginfolist;
4800 MsgNumberList numlist;
4801
4802 numlist.next = NULL;
4803 numlist.data = GINT_TO_POINTER(uid);
4804
4805 msginfolist = imap_get_msginfos(folder, item, &numlist);
4806 if (msginfolist != NULL) {
4807 msginfo = msginfolist->data;
4808 g_slist_free(msginfolist);
4809 }
4810
4811 return msginfo;
4812 }
4813
4814 gboolean imap_scan_required(Folder *folder, FolderItem *_item)
4815 {
4816 IMAPSession *session;
4817 IMAPFolderItem *item = (IMAPFolderItem *)_item;
4818 gint ok, exists = 0, unseen = 0;
4819 guint32 uid_next = 0, uid_val = 0;
4820 gboolean selected_folder;
4821
4822 g_return_val_if_fail(folder != NULL, FALSE);
4823 g_return_val_if_fail(item != NULL, FALSE);
4824 g_return_val_if_fail(item->item.folder != NULL, FALSE);
4825 g_return_val_if_fail(FOLDER_CLASS(item->item.folder) == &imap_class, FALSE);
4826
4827 if (item->item.path == NULL)
4828 return FALSE;
4829
4830 if (item->should_update) {
4831 debug_print("scan already required\n");
4832 return TRUE;
4833 }
4834 debug_print("getting session...\n");
4835 session = imap_session_get(folder);
4836
4837 g_return_val_if_fail(session != NULL, FALSE);
4838 lock_session(session); /* unlocked later in the function */
4839
4840 selected_folder = (session->mbox != NULL) &&
4841 (!strcmp(session->mbox, item->item.path));
4842 if (selected_folder) {
4843 if (!session->folder_content_changed) {
4844 ok = imap_cmd_noop(session);
4845 if (ok != MAILIMAP_NO_ERROR) {
4846 debug_print("disconnected!\n");
4847 if (!is_fatal(ok))
4848 session = imap_reconnect_if_possible(folder, session);
4849 else
4850 session = imap_session_get(folder);
4851 if (session == NULL)
4852 return FALSE;
4853 }
4854
4855 if (session->folder_content_changed) {
4856 debug_print("CHANGED (self-noop)! scan_required\n");
4857 item->should_update = TRUE;
4858 if (session->uid_validity && session->uid_validity != item->item.mtime) {
4859 item->item.mtime = session->uid_validity;
4860 item->should_trash_cache = TRUE;
4861 }
4862 unlock_session(session);
4863 return TRUE;
4864 }
4865 } else {
4866 debug_print("CHANGED (previous noop)! scan_required\n");
4867 item->should_update = TRUE;
4868 if (session->uid_validity && session->uid_validity != item->item.mtime) {
4869 item->item.mtime = session->uid_validity;
4870 item->should_trash_cache = TRUE;
4871 }
4872 unlock_session(session);
4873 return TRUE;
4874 }
4875 } else {
4876 ok = imap_status(session, IMAP_FOLDER(folder), item->item.path, IMAP_FOLDER_ITEM(item),
4877 &exists, &uid_next, &uid_val, &unseen, FALSE);
4878 if (ok != MAILIMAP_NO_ERROR) {
4879 return FALSE;
4880 }
4881
4882 debug_print("exists %d, item->item.total_msgs %d\n"
4883 "\tunseen %d, item->item.unread_msgs %d\n"
4884 "\tuid_next %d, item->uid_next %d\n"
4885 "\tuid_val %d, item->item.mtime %ld\n",
4886 exists, item->item.total_msgs, unseen, item->item.unread_msgs,
4887 uid_next, item->uid_next, uid_val, (long)(item->item.mtime));
4888 if (exists != item->item.total_msgs
4889 || unseen != item->item.unread_msgs
4890 || uid_next != item->uid_next
4891 || uid_val != item->item.mtime) {
4892 debug_print("CHANGED (status)! scan_required\n");
4893 item->last_change = time(NULL);
4894 item->should_update = TRUE;
4895 item->uid_next = uid_next;
4896 if (uid_val != item->item.mtime) {
4897 item->item.mtime = uid_val;
4898 item->should_trash_cache = TRUE;
4899 }
4900 unlock_session(session);
4901 return TRUE;
4902 }
4903 }
4904 unlock_session(session);
4905
4906 item->should_update = FALSE;
4907 return FALSE;
4908 }
4909
4910 void imap_change_flags(Folder *folder, FolderItem *item, MsgInfo *msginfo, MsgPermFlags newflags)
4911 {
4912 IMAPSession *session;
4913 IMAPFlags flags_set = 0, flags_unset = 0;
4914 gint ok = MAILIMAP_NO_ERROR;
4915 MsgNumberList numlist;
4916 hashtable_data *ht_data = NULL;
4917
4918 g_return_if_fail(folder != NULL);
4919 g_return_if_fail(folder->klass == &imap_class);
4920 g_return_if_fail(item != NULL);
4921 g_return_if_fail(item->folder == folder);
4922 g_return_if_fail(msginfo != NULL);
4923 g_return_if_fail(msginfo->folder == item);
4924
4925 if (!MSG_IS_MARKED(msginfo->flags) && (newflags & MSG_MARKED))
4926 flags_set |= IMAP_FLAG_FLAGGED;
4927 if ( MSG_IS_MARKED(msginfo->flags) && !(newflags & MSG_MARKED))
4928 flags_unset |= IMAP_FLAG_FLAGGED;
4929
4930 if (!MSG_IS_UNREAD(msginfo->flags) && (newflags & MSG_UNREAD))
4931 flags_unset |= IMAP_FLAG_SEEN;
4932 if ( MSG_IS_UNREAD(msginfo->flags) && !(newflags & MSG_UNREAD))
4933 flags_set |= IMAP_FLAG_SEEN;
4934
4935 if (!MSG_IS_REPLIED(msginfo->flags) && (newflags & MSG_REPLIED))
4936 flags_set |= IMAP_FLAG_ANSWERED;
4937 if ( MSG_IS_REPLIED(msginfo->flags) && !(newflags & MSG_REPLIED))
4938 flags_unset |= IMAP_FLAG_ANSWERED;
4939
4940 if (!MSG_IS_FORWARDED(msginfo->flags) && (newflags & MSG_FORWARDED))
4941 flags_set |= IMAP_FLAG_FORWARDED;
4942 if ( MSG_IS_FORWARDED(msginfo->flags) && !(newflags & MSG_FORWARDED))
4943 flags_unset |= IMAP_FLAG_FORWARDED;
4944
4945 if (!MSG_IS_SPAM(msginfo->flags) && (newflags & MSG_SPAM)) {
4946 flags_set |= IMAP_FLAG_SPAM;
4947 flags_unset |= IMAP_FLAG_HAM;
4948 }
4949 if ( MSG_IS_SPAM(msginfo->flags) && !(newflags & MSG_SPAM)) {
4950 flags_set |= IMAP_FLAG_HAM;
4951 flags_unset |= IMAP_FLAG_SPAM;
4952 }
4953 if (!MSG_IS_DELETED(msginfo->flags) && (newflags & MSG_DELETED))
4954 flags_set |= IMAP_FLAG_DELETED;
4955 if ( MSG_IS_DELETED(msginfo->flags) && !(newflags & MSG_DELETED))
4956 flags_unset |= IMAP_FLAG_DELETED;
4957
4958 if (!flags_set && !flags_unset) {
4959 /* the changed flags were not translatable to IMAP-speak.
4960 * like MSG_POSTFILTERED, so just apply. */
4961 msginfo->flags.perm_flags = newflags;
4962 return;
4963 }
4964
4965 debug_print("getting session...\n");
4966 session = imap_session_get(folder);
4967 if (!session) {
4968 return;
4969 }
4970
4971 if ((ok = imap_select(session, IMAP_FOLDER(folder), msginfo->folder,
4972 NULL, NULL, NULL, NULL, NULL, FALSE)) != MAILIMAP_NO_ERROR) {
4973 return;
4974 }
4975 numlist.next = NULL;
4976 numlist.data = GINT_TO_POINTER(msginfo->msgnum);
4977
4978 if (IMAP_FOLDER_ITEM(item)->batching) {
4979 /* instead of performing an UID STORE command for each message change,
4980 * as a lot of them can change "together", we just fill in hashtables
4981 * and defer the treatment so that we're able to send only one
4982 * command.
4983 */
4984 debug_print("IMAP batch mode on, deferring flags change\n");
4985 if (flags_set) {
4986 ht_data = g_hash_table_lookup(IMAP_FOLDER_ITEM(item)->flags_set_table,
4987 GINT_TO_POINTER(flags_set));
4988 if (ht_data == NULL) {
4989 ht_data = g_new0(hashtable_data, 1);
4990 ht_data->item = IMAP_FOLDER_ITEM(item);
4991 g_hash_table_insert(IMAP_FOLDER_ITEM(item)->flags_set_table,
4992 GINT_TO_POINTER(flags_set), ht_data);
4993 }
4994 ht_data->msglist = g_slist_prepend(ht_data->msglist, GINT_TO_POINTER(msginfo->msgnum));
4995 }
4996 if (flags_unset) {
4997 ht_data = g_hash_table_lookup(IMAP_FOLDER_ITEM(item)->flags_unset_table,
4998 GINT_TO_POINTER(flags_unset));
4999 if (ht_data == NULL) {
5000 ht_data = g_new0(hashtable_data, 1);
5001 ht_data->item = IMAP_FOLDER_ITEM(item);
5002 g_hash_table_insert(IMAP_FOLDER_ITEM(item)->flags_unset_table,
5003 GINT_TO_POINTER(flags_unset), ht_data);
5004 }
5005 ht_data->msglist = g_slist_prepend(ht_data->msglist,
5006 GINT_TO_POINTER(msginfo->msgnum));
5007 }
5008 } else {
5009 debug_print("IMAP changing flags\n");
5010 if (flags_set) {
5011 ok = imap_set_message_flags(session, IMAP_FOLDER_ITEM(item), &numlist, flags_set, NULL, TRUE);
5012 if (ok != MAILIMAP_NO_ERROR) {
5013 return;
5014 }
5015 }
5016
5017 if (flags_unset) {
5018 ok = imap_set_message_flags(session, IMAP_FOLDER_ITEM(item), &numlist, flags_unset, NULL, FALSE);
5019 if (ok != MAILIMAP_NO_ERROR) {
5020 return;
5021 }
5022 }
5023 }
5024 msginfo->flags.perm_flags = newflags;
5025 return;
5026 }
5027
5028 static gint imap_remove_msg(Folder *folder, FolderItem *item, gint uid)
5029 {
5030 gint ok;
5031 IMAPSession *session;
5032 gchar *dir;
5033 MsgNumberList numlist;
5034
5035 g_return_val_if_fail(folder != NULL, -1);
5036 g_return_val_if_fail(FOLDER_CLASS(folder) == &imap_class, -1);
5037 g_return_val_if_fail(item != NULL, -1);
5038
5039 debug_print("getting session...\n");
5040 session = imap_session_get(folder);
5041 if (!session) return -1;
5042
5043 ok = imap_select(session, IMAP_FOLDER(folder), item,
5044 NULL, NULL, NULL, NULL, NULL, FALSE);
5045 if (ok != MAILIMAP_NO_ERROR) {
5046 return ok;
5047 }
5048 numlist.next = NULL;
5049 numlist.data = GINT_TO_POINTER(uid);
5050
5051 ok = imap_set_message_flags
5052 (session, IMAP_FOLDER_ITEM(item), &numlist, IMAP_FLAG_DELETED, NULL, TRUE);
5053 if (ok != MAILIMAP_NO_ERROR) {
5054 log_warning(LOG_PROTOCOL, _("can't set deleted flags: %d\n"), uid);
5055 return ok;
5056 }
5057
5058 ok = imap_cmd_expunge(session);
5059
5060 if (ok != MAILIMAP_NO_ERROR) {
5061 log_warning(LOG_PROTOCOL, _("can't expunge\n"));
5062 return ok;
5063 }
5064
5065 IMAP_FOLDER_ITEM(item)->uid_list = g_slist_remove(
5066 IMAP_FOLDER_ITEM(item)->uid_list, numlist.data);
5067 dir = folder_item_get_path(item);
5068 if (is_dir_exist(dir))
5069 remove_numbered_files(dir, uid, uid);
5070 g_free(dir);
5071 return MAILIMAP_NO_ERROR;
5072 }
5073
5074 static gint compare_msginfo(gconstpointer a, gconstpointer b)
5075 {
5076 return ((MsgInfo *)a)->msgnum - ((MsgInfo *)b)->msgnum;
5077 }
5078
5079 static guint gslist_find_next_num(MsgNumberList **list, guint num)
5080 {
5081 GSList *elem;
5082
5083 g_return_val_if_fail(list != NULL, -1);
5084
5085 for (elem = *list; elem != NULL; elem = g_slist_next(elem))
5086 if (GPOINTER_TO_INT(elem->data) >= num)
5087 break;
5088 *list = elem;
5089 return elem != NULL ? GPOINTER_TO_INT(elem->data) : (gint)-1;
5090 }
5091
5092 static gboolean flag_ok(IMAPFolderItem *item, guint flag)
5093 {
5094 if (item->ok_flags && g_slist_find(item->ok_flags, GUINT_TO_POINTER(flag))) {
5095 debug_print("flag %d is OK\n", flag);
5096 return TRUE;
5097 }
5098 if (item->can_create_flags == ITEM_CAN_CREATE_FLAGS) {
5099 debug_print("creating flags is OK\n");
5100 return TRUE;
5101 }
5102 return FALSE;
5103 }
5104
5105 /*
5106 * NEW and DELETED flags are not syncronized
5107 * - The NEW/RECENT flags in IMAP folders can not really be directly
5108 * modified by Sylpheed
5109 * - The DELETE/DELETED flag in IMAP and Sylpheed don't have the same
5110 * meaning, in IMAP it always removes the messages from the FolderItem
5111 * in Sylpheed it can mean to move the message to trash
5112 */
5113
5114 typedef struct _get_flags_data {
5115 Folder *folder;
5116 FolderItem *item;
5117 MsgInfoList *msginfo_list;
5118 GHashTable *msgflags;
5119 gboolean full_search;
5120 gboolean done;
5121 } get_flags_data;
5122
5123 static /*gint*/ void *imap_get_flags_thread(void *data)
5124 {
5125 get_flags_data *stuff = (get_flags_data *)data;
5126 Folder *folder = stuff->folder;
5127 FolderItem *fitem = (FolderItem *) stuff->item;
5128 MsgInfoList *msginfo_list = stuff->msginfo_list;
5129 GHashTable *msgflags = stuff->msgflags;
5130 GSList *elem;
5131 carray * lep_uidtab;
5132 IMAPSession *session;
5133 gint ok;
5134 int r = MAILIMAP_NO_ERROR;
5135 GHashTable *flags_hash = NULL;
5136 GHashTable *tags_hash = NULL;
5137 gboolean full_search = stuff->full_search;
5138 GSList *sorted_list = NULL;
5139 GSList *unseen = NULL, *answered = NULL, *flagged = NULL, *deleted = NULL, *forwarded = NULL, *spam = NULL;
5140 GSList *seq_list, *cur;
5141 gboolean reverse_seen = FALSE;
5142 gboolean selected_folder;
5143 gint exists_cnt, unseen_cnt;
5144 gboolean got_alien_tags = FALSE;
5145
5146 session = imap_session_get(folder);
5147
5148 if (session == NULL) {
5149 stuff->done = TRUE;
5150 return GINT_TO_POINTER(-1);
5151 }
5152 selected_folder = (session->mbox != NULL) &&
5153 (!strcmp(session->mbox, fitem->path));
5154
5155 lock_session(session);
5156 if (!selected_folder) {
5157 ok = imap_select(session, IMAP_FOLDER(folder), fitem,
5158 &exists_cnt, NULL, &unseen_cnt, NULL, NULL, TRUE);
5159 if (ok != MAILIMAP_NO_ERROR) {
5160 stuff->done = TRUE;
5161 return GINT_TO_POINTER(-1);
5162 }
5163
5164 if (unseen_cnt > exists_cnt / 2)
5165 reverse_seen = TRUE;
5166 }
5167 else {
5168 if (fitem->unread_msgs > fitem->total_msgs / 2)
5169 reverse_seen = TRUE;
5170 }
5171
5172 sorted_list = g_slist_sort(g_slist_copy(msginfo_list), compare_msginfo);
5173 if (!full_search) {
5174 seq_list = imap_get_lep_set_from_msglist(IMAP_FOLDER(folder), msginfo_list);
5175 } else {
5176 struct mailimap_set * set;
5177 set = mailimap_set_new_interval(1, 0);
5178 seq_list = g_slist_append(NULL, set);
5179 }
5180
5181 if (folder->account && folder->account->low_bandwidth) {
5182 for (cur = seq_list; cur != NULL; cur = g_slist_next(cur)) {
5183 struct mailimap_set * imapset;
5184 clist * lep_uidlist;
5185 int r;
5186
5187 imapset = cur->data;
5188 if (reverse_seen) {
5189 r = imap_threaded_search(folder, IMAP_SEARCH_TYPE_SEEN, NULL,
5190 NULL, full_search ? NULL:imapset, &lep_uidlist);
5191 }
5192 else {
5193 r = imap_threaded_search(folder,
5194 IMAP_SEARCH_TYPE_UNSEEN, NULL,
5195 NULL, full_search ? NULL:imapset, &lep_uidlist);
5196 }
5197 if (r == MAILIMAP_NO_ERROR) {
5198 GSList * uidlist;
5199
5200 uidlist = imap_uid_list_from_lep(lep_uidlist, NULL);
5201 mailimap_search_result_free(lep_uidlist);
5202
5203 unseen = g_slist_concat(unseen, uidlist);
5204 } else {
5205 imap_handle_error(SESSION(session), NULL, r);
5206 goto bail;
5207 }
5208
5209 r = imap_threaded_search(folder, IMAP_SEARCH_TYPE_FLAGGED, NULL,
5210 NULL, full_search ? NULL:imapset, &lep_uidlist);
5211 if (r == MAILIMAP_NO_ERROR) {
5212 GSList * uidlist;
5213
5214 uidlist = imap_uid_list_from_lep(lep_uidlist, NULL);
5215 mailimap_search_result_free(lep_uidlist);
5216
5217 flagged = g_slist_concat(flagged, uidlist);
5218 } else {
5219 imap_handle_error(SESSION(session), NULL, r);
5220 goto bail;
5221 }
5222
5223 if (fitem->opened || fitem->processing_pending || fitem == folder->inbox) {
5224 r = imap_threaded_search(folder, IMAP_SEARCH_TYPE_ANSWERED, NULL,
5225 NULL, full_search ? NULL:imapset, &lep_uidlist);
5226 if (r == MAILIMAP_NO_ERROR) {
5227 GSList * uidlist;
5228
5229 uidlist = imap_uid_list_from_lep(lep_uidlist, NULL);
5230 mailimap_search_result_free(lep_uidlist);
5231
5232 answered = g_slist_concat(answered, uidlist);
5233 } else {
5234 imap_handle_error(SESSION(session), NULL, r);
5235 goto bail;
5236 }
5237
5238 if (flag_ok(IMAP_FOLDER_ITEM(fitem), IMAP_FLAG_FORWARDED)) {
5239 r = imap_threaded_search(folder, IMAP_SEARCH_TYPE_FORWARDED, NULL,
5240 NULL, full_search ? NULL:imapset, &lep_uidlist);
5241 if (r == MAILIMAP_NO_ERROR) {
5242 GSList * uidlist;
5243
5244 uidlist = imap_uid_list_from_lep(lep_uidlist, NULL);
5245 mailimap_search_result_free(lep_uidlist);
5246
5247 forwarded = g_slist_concat(forwarded, uidlist);
5248 } else {
5249 imap_handle_error(SESSION(session), NULL, r);
5250 goto bail;
5251 }
5252 }
5253
5254 if (flag_ok(IMAP_FOLDER_ITEM(fitem), IMAP_FLAG_SPAM)) {
5255 r = imap_threaded_search(folder, IMAP_SEARCH_TYPE_SPAM, NULL,
5256 NULL, full_search ? NULL:imapset, &lep_uidlist);
5257 if (r == MAILIMAP_NO_ERROR) {
5258 GSList * uidlist;
5259
5260 uidlist = imap_uid_list_from_lep(lep_uidlist, NULL);
5261 mailimap_search_result_free(lep_uidlist);
5262
5263 spam = g_slist_concat(spam, uidlist);
5264 } else {
5265 imap_handle_error(SESSION(session), NULL, r);
5266 goto bail;
5267 }
5268 }
5269
5270 r = imap_threaded_search(folder, IMAP_SEARCH_TYPE_DELETED, NULL,
5271 NULL, full_search ? NULL:imapset, &lep_uidlist);
5272 if (r == MAILIMAP_NO_ERROR) {
5273 GSList * uidlist;
5274
5275 uidlist = imap_uid_list_from_lep(lep_uidlist, NULL);
5276 mailimap_search_result_free(lep_uidlist);
5277
5278 deleted = g_slist_concat(deleted, uidlist);
5279 } else {
5280 imap_handle_error(SESSION(session), NULL, r);
5281 goto bail;
5282 }
5283 }
5284 }
5285
5286 } else {
5287 r = imap_threaded_fetch_uid_flags(folder, 1, &lep_uidtab);
5288 if (r == MAILIMAP_NO_ERROR) {
5289 flags_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, NULL);
5290 tags_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, NULL);
5291 imap_flags_hash_from_lep_uid_flags_tab(lep_uidtab, flags_hash, tags_hash);
5292 imap_fetch_uid_flags_list_free(lep_uidtab);
5293 } else {
5294 imap_handle_error(SESSION(session), NULL, r);
5295 goto bail;
5296 }
5297 }
5298
5299 bail:
5300 if (r == MAILIMAP_NO_ERROR)
5301 unlock_session(session);
5302
5303 for (elem = sorted_list; elem != NULL; elem = g_slist_next(elem)) {
5304 MsgInfo *msginfo;
5305 MsgPermFlags flags, oldflags;
5306 gboolean wasnew;
5307
5308 msginfo = (MsgInfo *) elem->data;
5309 flags = msginfo->flags.perm_flags;
5310 wasnew = (flags & MSG_NEW);
5311 oldflags = flags & ~(MSG_NEW|MSG_UNREAD|MSG_REPLIED|MSG_FORWARDED|MSG_MARKED|MSG_DELETED|MSG_SPAM);
5312
5313 if (folder->account && folder->account->low_bandwidth) {
5314 if (fitem->opened || fitem->processing_pending || fitem == folder->inbox) {
5315 flags &= ~((reverse_seen ? 0 : MSG_UNREAD | MSG_NEW) | MSG_REPLIED | MSG_FORWARDED | MSG_MARKED | MSG_SPAM);
5316 } else {
5317 flags &= ~((reverse_seen ? 0 : MSG_UNREAD | MSG_NEW | MSG_MARKED));
5318 }
5319 if (reverse_seen)
5320 flags |= MSG_UNREAD | (wasnew ? MSG_NEW : 0);
5321 if (gslist_find_next_num(&unseen, msginfo->msgnum) == msginfo->msgnum) {
5322 if (!reverse_seen) {
5323 flags |= MSG_UNREAD | (wasnew ? MSG_NEW : 0);
5324 } else {
5325 flags &= ~(MSG_UNREAD | MSG_NEW);
5326 }
5327 }
5328
5329 if (gslist_find_next_num(&flagged, msginfo->msgnum) == msginfo->msgnum)
5330 flags |= MSG_MARKED;
5331 else
5332 flags &= ~MSG_MARKED;
5333
5334 if (fitem->opened || fitem->processing_pending || fitem == folder->inbox) {
5335 if (gslist_find_next_num(&answered, msginfo->msgnum) == msginfo->msgnum)
5336 flags |= MSG_REPLIED;
5337 else
5338 flags &= ~MSG_REPLIED;
5339 if (gslist_find_next_num(&forwarded, msginfo->msgnum) == msginfo->msgnum)
5340 flags |= MSG_FORWARDED;
5341 else
5342 flags &= ~MSG_FORWARDED;
5343 if (gslist_find_next_num(&spam, msginfo->msgnum) == msginfo->msgnum)
5344 flags |= MSG_SPAM;
5345 else
5346 flags &= ~MSG_SPAM;
5347 if (gslist_find_next_num(&deleted, msginfo->msgnum) == msginfo->msgnum)
5348 flags |= MSG_DELETED;
5349 else
5350 flags &= ~MSG_DELETED;
5351 }
5352 } else {
5353 if (flags_hash != NULL) {
5354
5355 flags = GPOINTER_TO_INT(g_hash_table_lookup(flags_hash,
5356 GINT_TO_POINTER(msginfo->msgnum)));
5357 }
5358
5359 if ((flags & MSG_UNREAD) == 0)
5360 flags &= ~MSG_NEW;
5361 else if (wasnew)
5362 flags |= MSG_NEW;
5363 flags |= oldflags;
5364
5365 if (tags_hash != NULL) {
5366 GSList *tags = g_hash_table_lookup(tags_hash, GINT_TO_POINTER(msginfo->msgnum));
5367 GSList *cur;
5368
5369 g_slist_free(msginfo->tags);
5370 msginfo->tags = NULL;
5371
5372 for (cur = tags; cur; cur = cur->next) {
5373 gchar *real_tag = imap_modified_utf7_to_utf8(cur->data, TRUE);
5374 gint id = 0;
5375 id = tags_get_id_for_str(real_tag);
5376 if (id == -1) {
5377 id = tags_add_tag(real_tag);
5378 got_alien_tags = TRUE;
5379 }
5380 msginfo->tags = g_slist_append(
5381 msginfo->tags,
5382 GINT_TO_POINTER(id));
5383 g_free(real_tag);
5384 }
5385 slist_free_strings_full(tags);
5386 }
5387 }
5388
5389 g_hash_table_insert(msgflags, msginfo, GINT_TO_POINTER(flags));
5390 }
5391
5392 if (got_alien_tags) {
5393 tags_write_tags();
5394 main_window_reflect_tags_changes(mainwindow_get_mainwindow());
5395 }
5396
5397 if (flags_hash)
5398 g_hash_table_destroy(flags_hash);
5399 if (tags_hash)
5400 g_hash_table_destroy(tags_hash);
5401
5402 imap_lep_set_free(seq_list);
5403 g_slist_free(flagged);
5404 g_slist_free(deleted);
5405 g_slist_free(answered);
5406 g_slist_free(forwarded);
5407 g_slist_free(spam);
5408 g_slist_free(unseen);
5409 g_slist_free(sorted_list);
5410
5411 stuff->done = TRUE;
5412 return GINT_TO_POINTER(0);
5413 }
5414
5415 static gint imap_get_flags(Folder *folder, FolderItem *item,
5416 MsgInfoList *msginfo_list, GHashTable *msgflags)
5417 {
5418 gint result;
5419 get_flags_data *data = g_new0(get_flags_data, 1);
5420 data->done = FALSE;
5421 data->folder = folder;
5422 data->item = item;
5423 data->msginfo_list = msginfo_list;
5424 data->msgflags = msgflags;
5425 data->full_search = FALSE;
5426
5427 GSList *tmp = NULL, *cur;
5428
5429 if (prefs_common.work_offline &&
5430 !inc_offline_should_override(FALSE,
5431 _("Claws Mail needs network access in order "
5432 "to access the IMAP server."))) {
5433 g_free(data);
5434 return -1;
5435 }
5436
5437 tmp = folder_item_get_msg_list(item);
5438
5439 if (g_slist_length(tmp) <= g_slist_length(msginfo_list))
5440 data->full_search = TRUE;
5441
5442 for (cur = tmp; cur; cur = cur->next)
5443 procmsg_msginfo_free((MsgInfo **)&(cur->data));
5444
5445 g_slist_free(tmp);
5446
5447 result = GPOINTER_TO_INT(imap_get_flags_thread(data));
5448
5449 g_free(data);
5450 return result;
5451
5452 }
5453
5454 static gboolean process_flags(gpointer key, gpointer value, gpointer user_data)
5455 {
5456 gboolean flags_set = GPOINTER_TO_INT(user_data);
5457 gint flags_value = GPOINTER_TO_INT(key);
5458 hashtable_data *data = (hashtable_data *)value;
5459 IMAPFolderItem *_item = data->item;
5460 FolderItem *item = (FolderItem *)_item;
5461 gint ok = MAILIMAP_ERROR_BAD_STATE;
5462 IMAPSession *session = NULL;
5463
5464 debug_print("getting session...\n");
5465 session = imap_session_get(item->folder);
5466
5467 data->msglist = g_slist_reverse(data->msglist);
5468
5469 debug_print("IMAP %ssetting flags to %d for %d messages\n",
5470 flags_set?"":"un",
5471 flags_value,
5472 g_slist_length(data->msglist));
5473
5474 lock_session(session);
5475 if (session) {
5476 ok = imap_select(session, IMAP_FOLDER(item->folder), item,
5477 NULL, NULL, NULL, NULL, NULL, FALSE);
5478 }
5479 if (ok == MAILIMAP_NO_ERROR) {
5480 ok = imap_set_message_flags(session, IMAP_FOLDER_ITEM(item),
5481 data->msglist, flags_value, NULL, flags_set);
5482 } else {
5483 g_warning("can't select mailbox %s", item->path);
5484 }
5485
5486 if (!is_fatal(ok))
5487 unlock_session(session);
5488
5489 g_slist_free(data->msglist);
5490 g_free(data);
5491 return TRUE;
5492 }
5493
5494 static gboolean process_tags(gpointer key, gpointer value, gpointer user_data)
5495 {
5496 gboolean tags_set = GPOINTER_TO_INT(user_data);
5497 TagsData *data = (TagsData *)value;
5498 IMAPFolderItem *_item = data->item;
5499 FolderItem *item = (FolderItem *)_item;
5500 gchar *str = data->str;
5501 gint ok = MAILIMAP_ERROR_BAD_STATE;
5502 IMAPSession *session = NULL;
5503
5504 debug_print("getting session...\n");
5505 session = imap_session_get(item->folder);
5506
5507 data->msglist = g_slist_reverse(data->msglist);
5508
5509 debug_print("IMAP %ssetting tags %s for %d messages\n",
5510 tags_set?"":"un",
5511 str,
5512 g_slist_length(data->msglist));
5513
5514 lock_session(session);
5515 if (session) {
5516 ok = imap_select(session, IMAP_FOLDER(item->folder), item,
5517 NULL, NULL, NULL, NULL, NULL, FALSE);
5518 }
5519 if (ok == MAILIMAP_NO_ERROR) {
5520 GSList list;
5521 list.data = str;
5522 list.next = NULL;
5523 ok = imap_set_message_flags(session, IMAP_FOLDER_ITEM(item),
5524 data->msglist, 0, &list, tags_set);
5525 } else {
5526 g_warning("can't select mailbox %s", item->path);
5527 }
5528
5529 if (!is_fatal(ok))
5530 unlock_session(session);
5531
5532 g_slist_free(data->msglist);
5533 g_free(data->str);
5534 g_free(data);
5535 return TRUE;
5536 }
5537
5538 static void process_hashtable(IMAPFolderItem *item)
5539 {
5540 if (item->flags_set_table) {
5541 g_hash_table_foreach_remove(item->flags_set_table, process_flags, GINT_TO_POINTER(TRUE));
5542 g_hash_table_destroy(item->flags_set_table);
5543 item->flags_set_table = NULL;
5544 }
5545 if (item->flags_unset_table) {
5546 g_hash_table_foreach_remove(item->flags_unset_table, process_flags, GINT_TO_POINTER(FALSE));
5547 g_hash_table_destroy(item->flags_unset_table);
5548 item->flags_unset_table = NULL;
5549 }
5550 if (item->tags_set_table) {
5551 g_hash_table_foreach_remove(item->tags_set_table, process_tags, GINT_TO_POINTER(TRUE));
5552 g_hash_table_destroy(item->tags_set_table);
5553 item->tags_set_table = NULL;
5554 }
5555 if (item->tags_unset_table) {
5556 g_hash_table_foreach_remove(item->tags_unset_table, process_tags, GINT_TO_POINTER(FALSE));
5557 g_hash_table_destroy(item->tags_unset_table);
5558 item->tags_unset_table = NULL;
5559 }
5560
5561 }
5562
5563 static void imap_set_batch (Folder *folder, FolderItem *_item, gboolean batch)
5564 {
5565 IMAPFolderItem *item = (IMAPFolderItem *)_item;
5566 IMAPSession *session;
5567
5568 g_return_if_fail(item != NULL);
5569
5570 if (item->batching == batch)
5571 return;
5572
5573 if (batch) {
5574 item->batching = TRUE;
5575 debug_print("IMAP switching to batch mode\n");
5576 if (!item->flags_set_table) {
5577 item->flags_set_table = g_hash_table_new(NULL, g_direct_equal);
5578 }
5579 if (!item->flags_unset_table) {
5580 item->flags_unset_table = g_hash_table_new(NULL, g_direct_equal);
5581 }
5582 if (!item->tags_set_table) {
5583 item->tags_set_table = g_hash_table_new(NULL, g_direct_equal);
5584 }
5585 if (!item->tags_unset_table) {
5586 item->tags_unset_table = g_hash_table_new(NULL, g_direct_equal);
5587 }
5588 session = imap_session_get(folder);
5589 if (session) {
5590 imap_refresh_sensitivity(session);
5591 session->sens_update_block = TRUE;
5592 }
5593 } else {
5594 debug_print("IMAP switching away from batch mode\n");
5595 /* process stuff */
5596 process_hashtable(item);
5597 item->batching = FALSE;
5598 session = imap_session_get(folder);
5599 if (session) {
5600 session->sens_update_block = FALSE;
5601 imap_refresh_sensitivity(session);
5602 }
5603 }
5604 }
5605
5606
5607
5608 /* data types conversion libetpan <-> claws */
5609
5610
5611
5612 #define ETPAN_IMAP_MB_MARKED 1
5613 #define ETPAN_IMAP_MB_UNMARKED 2
5614 #define ETPAN_IMAP_MB_NOSELECT 4
5615 #define ETPAN_IMAP_MB_NOINFERIORS 8
5616
5617 static int imap_flags_to_flags(struct mailimap_mbx_list_flags * imap_flags)
5618 {
5619 int flags;
5620 clistiter * cur;
5621
5622 flags = 0;
5623 if (imap_flags->mbf_type == MAILIMAP_MBX_LIST_FLAGS_SFLAG) {
5624 switch (imap_flags->mbf_sflag) {
5625 case MAILIMAP_MBX_LIST_SFLAG_MARKED:
5626 flags |= ETPAN_IMAP_MB_MARKED;
5627 break;
5628 case MAILIMAP_MBX_LIST_SFLAG_NOSELECT:
5629 flags |= ETPAN_IMAP_MB_NOSELECT;
5630 break;
5631 case MAILIMAP_MBX_LIST_SFLAG_UNMARKED:
5632 flags |= ETPAN_IMAP_MB_UNMARKED;
5633 break;
5634 }
5635 }
5636
5637 if (imap_flags->mbf_oflags) {
5638 for(cur = clist_begin(imap_flags->mbf_oflags) ; cur != NULL ;
5639 cur = clist_next(cur)) {
5640 struct mailimap_mbx_list_oflag * oflag;
5641
5642 oflag = clist_content(cur);
5643
5644 switch (oflag->of_type) {
5645 case MAILIMAP_MBX_LIST_OFLAG_NOINFERIORS:
5646 flags |= ETPAN_IMAP_MB_NOINFERIORS;
5647 break;
5648 }
5649 }
5650 }
5651 return flags;
5652 }
5653
5654 static GSList * imap_list_from_lep(IMAPFolder * folder,
5655 clist * list, const gchar * real_path, gboolean all)
5656 {
5657 clistiter * iter;
5658 GSList * item_list = NULL, *llast = NULL;
5659
5660 if (list) {
5661 for(iter = clist_begin(list) ; iter != NULL ;
5662 iter = clist_next(iter)) {
5663 struct mailimap_mailbox_list * mb;
5664 int flags;
5665 char delimiter;
5666 char * name;
5667 char * dup_name;
5668 gchar * base;
5669 gchar * loc_name;
5670 gchar * loc_path;
5671 FolderItem *new_item;
5672
5673 mb = clist_content(iter);
5674
5675 if (mb == NULL)
5676 continue;
5677
5678 flags = 0;
5679 if (mb->mb_flag != NULL)
5680 flags = imap_flags_to_flags(mb->mb_flag);
5681
5682 delimiter = mb->mb_delimiter;
5683 name = mb->mb_name;
5684
5685 dup_name = strdup(name);
5686 if (delimiter != '\0')
5687 subst_char(dup_name, delimiter, '/');
5688
5689 base = g_path_get_basename(dup_name);
5690 if (base[0] == '.') {
5691 g_free(base);
5692 free(dup_name);
5693 continue;
5694 }
5695 if (!all && path_cmp(name, real_path) == 0) {
5696 g_free(base);
5697 free(dup_name);
5698 continue;
5699 }
5700
5701 if (!all && dup_name[strlen(dup_name)-1] == '/') {
5702 g_free(base);
5703 free(dup_name);
5704 continue;
5705 }
5706
5707 loc_name = imap_modified_utf7_to_utf8(base, FALSE);
5708 loc_path = imap_modified_utf7_to_utf8(dup_name, FALSE);
5709
5710 new_item = folder_item_new(FOLDER(folder), loc_name, loc_path);
5711 if ((flags & ETPAN_IMAP_MB_NOINFERIORS) != 0)
5712 new_item->no_sub = TRUE;
5713 if (strcasecmp(dup_name, "INBOX") != 0 &&
5714 ((flags & ETPAN_IMAP_MB_NOSELECT) != 0))
5715 new_item->no_select = TRUE;
5716
5717 if (item_list == NULL)
5718 llast = item_list = g_slist_append(item_list, new_item);
5719 else {
5720 llast = g_slist_append(llast, new_item);
5721 llast = llast->next;
5722 }
5723 debug_print("folder '%s' found.\n", loc_path);
5724 g_free(base);
5725 g_free(loc_path);
5726 g_free(loc_name);
5727
5728 free(dup_name);
5729 }
5730 }
5731 return item_list;
5732 }
5733
5734 static GSList * imap_get_lep_set_from_numlist(IMAPFolder *folder, MsgNumberList *numlist)
5735 {
5736 GSList *sorted_list, *cur;
5737 guint first, last, next;
5738 GSList *ret_list = NULL, *llast = NULL;
5739 struct mailimap_set * current_set;
5740 unsigned int item_count;
5741
5742 if (numlist == NULL)
5743 return NULL;
5744
5745 current_set = mailimap_set_new_empty();
5746
5747 sorted_list = g_slist_copy(numlist);
5748 sorted_list = g_slist_sort(sorted_list, g_int_compare);
5749
5750 first = GPOINTER_TO_INT(sorted_list->data);
5751
5752 item_count = 0;
5753 for (cur = sorted_list; cur != NULL; cur = g_slist_next(cur)) {
5754 if (GPOINTER_TO_INT(cur->data) == 0)
5755 continue;
5756
5757 item_count ++;
5758
5759 last = GPOINTER_TO_INT(cur->data);
5760 if (cur->next)
5761 next = GPOINTER_TO_INT(cur->next->data);
5762 else
5763 next = 0;
5764
5765 if (last + 1 != next || next == 0 || item_count >= folder->max_set_size) {
5766
5767 struct mailimap_set_item * item;
5768 item = mailimap_set_item_new(first, last);
5769 mailimap_set_add(current_set, item);
5770
5771 first = next;
5772
5773 if (item_count >= folder->max_set_size) {
5774 if (ret_list == NULL)
5775 llast = ret_list = g_slist_append(ret_list,
5776 current_set);
5777 else {
5778 llast = g_slist_append(llast, current_set);
5779 llast = llast->next;
5780 }
5781
5782 current_set = mailimap_set_new_empty();
5783 item_count = 0;
5784 }
5785 }
5786 }
5787
5788 if (clist_count(current_set->set_list) > 0) {
5789 ret_list = g_slist_append(ret_list,
5790 current_set);
5791 }
5792
5793 g_slist_free(sorted_list);
5794
5795 return ret_list;
5796 }
5797
5798 static GSList * imap_get_lep_set_from_msglist(IMAPFolder *folder, MsgInfoList *msglist)
5799 {
5800 MsgNumberList *numlist = NULL;
5801 GSList *seq_list;
5802
5803 numlist = procmsg_get_number_list_for_msgs(msglist);
5804
5805 seq_list = imap_get_lep_set_from_numlist(folder, numlist);
5806 g_slist_free(numlist);
5807
5808 return seq_list;
5809 }
5810
5811 static GSList * imap_uid_list_from_lep(clist * list, gint* length)
5812 {
5813 clistiter * iter;
5814 GSList * result;
5815 gint len = 0;
5816
5817 result = NULL;
5818
5819 if (list) {
5820 for(iter = clist_begin(list) ; iter != NULL ;
5821 iter = clist_next(iter)) {
5822 uint32_t * puid;
5823
5824 puid = clist_content(iter);
5825 result = g_slist_prepend(result, GINT_TO_POINTER(* puid));
5826 len++;
5827 }
5828 result = g_slist_reverse(result);
5829 }
5830 if (length)
5831 *length = len;
5832 return result;
5833 }
5834
5835 static GSList * imap_uid_list_from_lep_tab(carray * list)
5836 {
5837 unsigned int i;
5838 GSList * result;
5839
5840 result = NULL;
5841
5842 for(i = 0 ; i < carray_count(list) ; i ++) {
5843 uint32_t * puid;
5844
5845 puid = carray_get(list, i);
5846 result = g_slist_prepend(result, GINT_TO_POINTER(* puid));
5847 }
5848 result = g_slist_reverse(result);
5849 return result;
5850 }
5851
5852 static void imap_flags_hash_from_lep_uid_flags_tab(carray * list,
5853 GHashTable * hash,
5854 GHashTable * tags_hash)
5855 {
5856 unsigned int i;
5857
5858 for(i = 0 ; i < carray_count(list) ; i += 3) {
5859 uint32_t * puid;
5860 int * pflags;
5861 GSList *tags;
5862
5863 puid = carray_get(list, i);
5864 pflags = carray_get(list, i + 1);
5865 tags = carray_get(list, i + 2);
5866
5867 g_hash_table_insert(hash, GINT_TO_POINTER(*puid), GINT_TO_POINTER(* pflags));
5868 g_hash_table_insert(tags_hash, GINT_TO_POINTER(*puid), tags);
5869 }
5870 }
5871
5872 static MsgInfo *imap_envelope_from_lep(struct imap_fetch_env_info * info,
5873 FolderItem *item)
5874 {
5875 MsgInfo *msginfo = NULL;
5876 guint32 uid = 0;
5877 goffset size = 0;
5878 MsgFlags flags = {0, 0};
5879
5880 if (info->headers == NULL)
5881 return NULL;
5882
5883 MSG_SET_TMP_FLAGS(flags, MSG_IMAP);
5884 if (folder_has_parent_of_type(item, F_QUEUE)) {
5885 MSG_SET_TMP_FLAGS(flags, MSG_QUEUED);
5886 } else if (folder_has_parent_of_type(item, F_DRAFT)) {
5887 MSG_SET_TMP_FLAGS(flags, MSG_DRAFT);
5888 }
5889 flags.perm_flags = info->flags;
5890
5891 uid = info->uid;
5892 size = (goffset) info->size;
5893 msginfo = procheader_parse_str(info->headers, flags, FALSE, FALSE);
5894
5895 if (msginfo) {
5896 msginfo->msgnum = uid;
5897 msginfo->size = size;
5898 }
5899
5900 return msginfo;
5901 }
5902
5903 static void imap_lep_set_free(GSList *seq_list)
5904 {
5905 GSList * cur;
5906
5907 for(cur = seq_list ; cur != NULL ; cur = g_slist_next(cur)) {
5908 struct mailimap_set * imapset;
5909
5910 imapset = cur->data;
5911 mailimap_set_free(imapset);
5912 }
5913 g_slist_free(seq_list);
5914 }
5915
5916 static struct mailimap_flag_list * imap_flag_to_lep(IMAPFolderItem *item, IMAPFlags flags, GSList *tags)
5917 {
5918 struct mailimap_flag_list * flag_list;
5919 GSList *cur = tags;
5920
5921 flag_list = mailimap_flag_list_new_empty();
5922
5923 if (IMAP_IS_SEEN(flags))
5924 mailimap_flag_list_add(flag_list,
5925 mailimap_flag_new_seen());
5926 if (IMAP_IS_ANSWERED(flags))
5927 mailimap_flag_list_add(flag_list,
5928 mailimap_flag_new_answered());
5929 if (IMAP_IS_FLAGGED(flags))
5930 mailimap_flag_list_add(flag_list,
5931 mailimap_flag_new_flagged());
5932 if (IMAP_IS_DELETED(flags))
5933 mailimap_flag_list_add(flag_list,
5934 mailimap_flag_new_deleted());
5935 if (IMAP_IS_DRAFT(flags))
5936 mailimap_flag_list_add(flag_list,
5937 mailimap_flag_new_draft());
5938 if (IMAP_IS_FORWARDED(flags) && flag_ok(item, IMAP_FLAG_FORWARDED))
5939 mailimap_flag_list_add(flag_list,
5940 mailimap_flag_new_flag_keyword(strdup(RTAG_FORWARDED)));
5941 if (IMAP_IS_SPAM(flags) && flag_ok(item, IMAP_FLAG_SPAM))
5942 mailimap_flag_list_add(flag_list,
5943 mailimap_flag_new_flag_keyword(strdup(RTAG_JUNK)));
5944 else if (IMAP_IS_HAM(flags) && flag_ok(item, IMAP_FLAG_HAM))
5945 mailimap_flag_list_add(flag_list,
5946 mailimap_flag_new_flag_keyword(strdup(RTAG_NON_JUNK)));
5947
5948 for (; cur; cur = cur->next) {
5949 gchar *enc_str =
5950 imap_utf8_to_modified_utf7(cur->data, TRUE);
5951 g_strstrip(enc_str);
5952
5953 mailimap_flag_list_add(flag_list,
5954 mailimap_flag_new_flag_keyword(enc_str));
5955 }
5956
5957 return flag_list;
5958 }
5959
5960 guint imap_folder_get_refcnt(Folder *folder)
5961 {
5962 return ((IMAPFolder *)folder)->refcnt;
5963 }
5964
5965 void imap_folder_ref(Folder *folder)
5966 {
5967 ((IMAPFolder *)folder)->refcnt++;
5968 }
5969
5970 void imap_disconnect_all(gboolean have_connectivity)
5971 {
5972 GList *list;
5973 gboolean short_timeout;
5974 #ifdef HAVE_NETWORKMANAGER_SUPPORT
5975 GError *error = NULL;
5976
5977 short_timeout = !networkmanager_is_online(&error);
5978 if(error) {
5979 short_timeout = TRUE;
5980 g_error_free(error);
5981 }
5982 #else
5983 short_timeout = TRUE;
5984 #endif
5985
5986 if(short_timeout)
5987 imap_main_set_timeout(1);
5988
5989 for (list = account_get_list(); list != NULL; list = list->next) {
5990 PrefsAccount *account = list->data;
5991 if (account->protocol == A_IMAP4) {
5992 RemoteFolder *folder = (RemoteFolder *)account->folder;
5993 if (folder && folder->session) {
5994 if (imap_is_busy(FOLDER(folder)))
5995 imap_threaded_cancel(FOLDER(folder));
5996
5997 IMAPSession *session = (IMAPSession *)folder->session;
5998 if (have_connectivity)
5999 imap_threaded_disconnect(FOLDER(folder));
6000 SESSION(session)->state = SESSION_DISCONNECTED;
6001 SESSION(session)->sock = NULL;
6002 imap_safe_destroy(session);
6003 folder->session = NULL;
6004 }
6005 }
6006 }
6007
6008 if(short_timeout)
6009 imap_main_set_timeout(prefs_common.io_timeout_secs);
6010 }
6011
6012 void imap_folder_unref(Folder *folder)
6013 {
6014 if (((IMAPFolder *)folder)->refcnt > 0)
6015 ((IMAPFolder *)folder)->refcnt--;
6016 }
6017
6018 void imap_cancel_all(void)
6019 {
6020 GList *folderlist;
6021 GList *cur;
6022
6023 folderlist = folder_get_list();
6024 for (cur = folderlist; cur != NULL; cur = g_list_next(cur)) {
6025 Folder *folder = (Folder *) cur->data;
6026
6027 if (folder->klass == &imap_class) {
6028 if (imap_is_busy(folder)) {
6029 IMAPSession *imap_session;
6030 RemoteFolder *rfolder;
6031
6032 g_printerr("cancelled\n");
6033 imap_threaded_cancel(folder);
6034 rfolder = (RemoteFolder *) folder;
6035 imap_session = (IMAPSession *) rfolder->session;
6036 if (imap_session)
6037 imap_session->cancelled = 1;
6038 }
6039 }
6040 }
6041 }
6042
6043 gboolean imap_cancel_all_enabled(void)
6044 {
6045 GList *folderlist;
6046 GList *cur;
6047
6048 folderlist = folder_get_list();
6049 for (cur = folderlist; cur != NULL; cur = g_list_next(cur)) {
6050 Folder *folder = (Folder *) cur->data;
6051
6052 if (folder->klass == &imap_class) {
6053 if (imap_is_busy(folder)) {
6054 return TRUE;
6055 }
6056 }
6057 }
6058
6059 return FALSE;
6060 }
6061
6062 static gboolean imap_is_busy(Folder *folder)
6063 {
6064 IMAPSession *imap_session;
6065 RemoteFolder *rfolder;
6066
6067 rfolder = (RemoteFolder *) folder;
6068 imap_session = (IMAPSession *) rfolder->session;
6069 if (imap_session == NULL)
6070 return FALSE;
6071
6072 return imap_session->busy;
6073 }
6074
6075 #else /* HAVE_LIBETPAN */
6076
6077 static FolderClass imap_class;
6078
6079 static XMLTag *imap_item_get_xml(Folder *folder, FolderItem *item);
6080 static void imap_item_set_xml(Folder *folder, FolderItem *item, XMLTag *tag);
6081
6082 static Folder *imap_folder_new (const gchar *name,
6083 const gchar *path)
6084 {
6085 static gboolean missing_imap_warning = TRUE;
6086 if (missing_imap_warning) {
6087 missing_imap_warning = FALSE;
6088 alertpanel_error(
6089 _("You have one or more IMAP accounts "
6090 "defined. However this version of "
6091 "Claws Mail has been built without "
6092 "IMAP support; your IMAP accounts are "
6093 "disabled.\n\n"
6094 "You probably need to "
6095 "install libetpan and recompile "
6096 "Claws Mail."));
6097 }
6098 return NULL;
6099 }
6100 static gint imap_create_tree (Folder *folder)
6101 {
6102 return -1;
6103 }
6104 static FolderItem *imap_create_folder (Folder *folder,
6105 FolderItem *parent,
6106 const gchar *name)
6107 {
6108 return NULL;
6109 }
6110 static gint imap_rename_folder (Folder *folder,
6111 FolderItem *item,
6112 const gchar *name)
6113 {
6114 return -1;
6115 }
6116
6117 gchar imap_get_path_separator_for_item(FolderItem *item)
6118 {
6119 return '/';
6120 }
6121
6122 FolderClass *imap_get_class(void)
6123 {
6124 if (imap_class.idstr == NULL) {
6125 imap_class.type = F_IMAP;
6126 imap_class.idstr = "imap";
6127 imap_class.uistr = "IMAP4";
6128
6129 imap_class.new_folder = imap_folder_new;
6130 imap_class.create_tree = imap_create_tree;
6131 imap_class.create_folder = imap_create_folder;
6132 imap_class.rename_folder = imap_rename_folder;
6133
6134 imap_class.set_xml = folder_set_xml;
6135 imap_class.get_xml = folder_get_xml;
6136 imap_class.item_set_xml = imap_item_set_xml;
6137 imap_class.item_get_xml = imap_item_get_xml;
6138 /* nothing implemented */
6139 }
6140
6141 return &imap_class;
6142 }
6143
6144 void imap_disconnect_all(gboolean have_connectivity)
6145 {
6146 }
6147
6148 gint imap_subscribe(Folder *folder, FolderItem *item, gchar *rpath, gboolean sub)
6149 {
6150 return -1;
6151 }
6152
6153 GList * imap_scan_subtree(Folder *folder, FolderItem *item, gboolean unsubs_only, gboolean recursive)
6154 {
6155 return NULL;
6156 }
6157
6158 void imap_cache_msg(FolderItem *item, gint msgnum)
6159 {
6160 }
6161
6162 void imap_cancel_all(void)
6163 {
6164 }
6165
6166 gboolean imap_cancel_all_enabled(void)
6167 {
6168 return FALSE;
6169 }
6170
6171 #endif
6172
6173 #ifdef HAVE_LIBETPAN
6174 static void imap_synchronise(FolderItem *item, gint days)
6175 {
6176 if (IMAP_FOLDER_ITEM(item)->last_sync == IMAP_FOLDER_ITEM(item)->last_change) {
6177 debug_print("%s already synced\n", item->path?item->path:item->name);
6178 return;
6179 }
6180 debug_print("syncing %s\n", item->path?item->path:item->name);
6181 imap_gtk_synchronise(item, days);
6182 IMAP_FOLDER_ITEM(item)->last_sync = IMAP_FOLDER_ITEM(item)->last_change;
6183 }
6184 #endif
6185
6186 static void imap_item_set_xml(Folder *folder, FolderItem *item, XMLTag *tag)
6187 {
6188 #ifdef HAVE_LIBETPAN
6189 GList *cur;
6190 #endif
6191 folder_item_set_xml(folder, item, tag);
6192
6193 #ifdef HAVE_LIBETPAN
6194 for (cur = tag->attr; cur != NULL; cur = g_list_next(cur)) {
6195 XMLAttr *attr = (XMLAttr *) cur->data;
6196
6197 if (!attr || !attr->name || !attr->value) continue;
6198 if (!strcmp(attr->name, "uidnext"))
6199 IMAP_FOLDER_ITEM(item)->uid_next = atoi(attr->value);
6200 if (!strcmp(attr->name, "last_sync"))
6201 IMAP_FOLDER_ITEM(item)->last_sync = atoi(attr->value);
6202 if (!strcmp(attr->name, "last_change"))
6203 IMAP_FOLDER_ITEM(item)->last_change = atoi(attr->value);
6204 }
6205 if (IMAP_FOLDER_ITEM(item)->last_change == 0)
6206 IMAP_FOLDER_ITEM(item)->last_change = time(NULL);
6207 #endif
6208 }
6209
6210 static XMLTag *imap_item_get_xml(Folder *folder, FolderItem *item)
6211 {
6212 XMLTag *tag;
6213
6214 tag = folder_item_get_xml(folder, item);
6215
6216 #ifdef HAVE_LIBETPAN
6217 xml_tag_add_attr(tag, xml_attr_new_int("uidnext",
6218 IMAP_FOLDER_ITEM(item)->uid_next));
6219 xml_tag_add_attr(tag, xml_attr_new_int("last_sync",
6220 IMAP_FOLDER_ITEM(item)->last_sync));
6221 xml_tag_add_attr(tag, xml_attr_new_int("last_change",
6222 IMAP_FOLDER_ITEM(item)->last_change));
6223
6224 #endif
6225 return tag;
6226 }
6227
6228 /* ===================================================================
6229 * UTF-7 conversion routines as in RFC 2192
6230 * ===================================================================
6231 * These two functions from:
6232 * libimap library.
6233 * Copyright (C) 2003-2004 Pawel Salek. */
6234
6235 /* UTF7 modified base64 alphabet */
6236 static char base64chars[] =
6237 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+,";
6238 #define UNDEFINED 64
6239
6240 /* UTF16 definitions */
6241 #define UTF16MASK 0x03FFUL
6242 #define UTF16SHIFT 10
6243 #define UTF16BASE 0x10000UL
6244 #define UTF16HIGHSTART 0xD800UL
6245 #define UTF16HIGHEND 0xDBFFUL
6246 #define UTF16LOSTART 0xDC00UL
6247 #define UTF16LOEND 0xDFFFUL
6248
6249
6250 /* Convert an IMAP mailbox to a UTF-8 string.
6251 * dst needs to have roughly 4 times the storage space of src
6252 * Hex encoding can triple the size of the input
6253 * UTF-7 can be slightly denser than UTF-8
6254 * (worst case: 8 octets UTF-7 becomes 9 octets UTF-8)
6255 */
6256 char* imap_modified_utf7_to_utf8(const char *mbox, gboolean change_spaces)
6257 {
6258 unsigned c, i, bitcount;
6259 unsigned long ucs4, utf16, bitbuf;
6260 unsigned char base64[256];
6261 const char *src;
6262 char *dst, *res = g_malloc(2*strlen(mbox)+1);
6263
6264 dst = res;
6265 src = mbox;
6266 if(!dst) return NULL;
6267 /* initialize modified base64 decoding table */
6268 memset(base64, UNDEFINED, sizeof (base64));
6269 for (i = 0; i < sizeof (base64chars); ++i) {
6270 base64[(unsigned)base64chars[i]] = i;
6271 }
6272
6273 /* loop until end of string */
6274 while (*src != '\0') {
6275 c = *src++;
6276 /* deal with literal characters and &- */
6277 if (c != '&' || *src == '-') {
6278 /* encode literally */
6279 if (change_spaces && c == '_')
6280 *dst++ = ' ';
6281 else
6282 *dst++ = c;
6283 /* skip over the '-' if this is an &- sequence */
6284 if (c == '&') ++src;
6285 } else {
6286 /* convert modified UTF-7 -> UTF-16 -> UCS-4 -> UTF-8 -> HEX */
6287 bitbuf = 0;
6288 bitcount = 0;
6289 ucs4 = 0;
6290 while ((c = base64[(unsigned char) *src]) != UNDEFINED) {
6291 ++src;
6292 bitbuf = (bitbuf << 6) | c;
6293 bitcount += 6;
6294 /* enough bits for a UTF-16 character? */
6295 if (bitcount >= 16) {
6296 bitcount -= 16;
6297 utf16 = (bitcount ? bitbuf >> bitcount
6298 : bitbuf) & 0xffff;
6299 /* convert UTF16 to UCS4 */
6300 if
6301 (utf16 >= UTF16HIGHSTART && utf16 <= UTF16HIGHEND) {
6302 ucs4 = (utf16 - UTF16HIGHSTART) << UTF16SHIFT;
6303 continue;
6304 } else if
6305 (utf16 >= UTF16LOSTART && utf16 <= UTF16LOEND) {
6306 ucs4 += utf16 - UTF16LOSTART + UTF16BASE;
6307 } else {
6308 ucs4 = utf16;
6309 }
6310
6311 /* convert UTF-16 range of UCS4 to UTF-8 */
6312 if (ucs4 <= 0x7fUL) {
6313 dst[0] = ucs4;
6314 dst += 1;
6315 } else if (ucs4 <= 0x7ffUL) {
6316 dst[0] = 0xc0 | (ucs4 >> 6);
6317 dst[1] = 0x80 | (ucs4 & 0x3f);
6318 dst += 2;
6319 } else if (ucs4 <= 0xffffUL) {
6320 dst[0] = 0xe0 | (ucs4 >> 12);
6321 dst[1] = 0x80 | ((ucs4 >> 6) & 0x3f);
6322 dst[2] = 0x80 | (ucs4 & 0x3f);
6323 dst += 3;
6324 } else {
6325 dst[0] = 0xf0 | (ucs4 >> 18);
6326 dst[1] = 0x80 | ((ucs4 >> 12) & 0x3f);
6327 dst[2] = 0x80 | ((ucs4 >> 6) & 0x3f);
6328 dst[3] = 0x80 | (ucs4 & 0x3f);
6329 dst += 4;
6330 }
6331 }
6332 }
6333 /* skip over trailing '-' in modified UTF-7 encoding */
6334 if (*src == '-') ++src;
6335 }
6336 }
6337 /* terminate destination string */
6338 *dst = '\0';
6339 return res;
6340 }
6341
6342 /* Convert hex coded UTF-8 string to modified UTF-7 IMAP mailbox
6343 * dst should be about twice the length of src to deal with non-hex
6344 * coded URLs
6345 */
6346 char* imap_utf8_to_modified_utf7(const char *src, gboolean change_spaces)
6347 {
6348 unsigned int utf8pos, utf8total, c, utf7mode, bitstogo, utf16flag;
6349 unsigned long ucs4 = 0, bitbuf = 0;
6350
6351 /* initialize hex lookup table */
6352 char *dst, *res;
6353
6354 if (!src) return NULL;
6355
6356 res = malloc(2*strlen(src)+1);
6357 dst = res;
6358 if(!dst) return NULL;
6359
6360 utf7mode = 0;
6361 utf8total = 0;
6362 bitstogo = 0;
6363 utf8pos = 0;
6364 while ((c = (unsigned char)*src) != '\0') {
6365 ++src;
6366 /* normal character? */
6367 if (c >= ' ' && c <= '~' && (c != '_' || !change_spaces)) {
6368 /* switch out of UTF-7 mode */
6369 if (utf7mode) {
6370 if (bitstogo) {
6371 *dst++ = base64chars[(bitbuf << (6 - bitstogo)) & 0x3F];
6372 }
6373 *dst++ = '-';
6374 utf7mode = 0;
6375 utf8pos = 0;
6376 bitstogo = 0;
6377 utf8total= 0;
6378 }
6379 if (change_spaces && c == ' ')
6380 *dst++ = '_';
6381 else
6382 *dst++ = c;
6383 /* encode '&' as '&-' */
6384 if (c == '&') {
6385 *dst++ = '-';
6386 }
6387 continue;
6388 }
6389 /* switch to UTF-7 mode */
6390 if (!utf7mode) {
6391 *dst++ = '&';
6392 utf7mode = 1;
6393 }
6394 /* Encode US-ASCII characters as themselves */
6395 if (c < 0x80) {
6396 ucs4 = c;
6397 } else if (utf8total) {
6398 /* save UTF8 bits into UCS4 */
6399 ucs4 = (ucs4 << 6) | (c & 0x3FUL);
6400 if (++utf8pos < utf8total) {
6401 continue;
6402 }
6403 } else {
6404 utf8pos = 1;
6405 if (c < 0xE0) {
6406 utf8total = 2;
6407 ucs4 = c & 0x1F;
6408 } else if (c < 0xF0) {
6409 utf8total = 3;
6410 ucs4 = c & 0x0F;
6411 } else {
6412 /* NOTE: can't convert UTF8 sequences longer than 4 */
6413 utf8total = 4;
6414 ucs4 = c & 0x03;
6415 }
6416 continue;
6417 }
6418 /* loop to split ucs4 into two utf16 chars if necessary */
6419 utf8total = 0;
6420 do {
6421 if (ucs4 >= UTF16BASE) {
6422 ucs4 -= UTF16BASE;
6423 bitbuf = (bitbuf << 16) | ((ucs4 >> UTF16SHIFT)
6424 + UTF16HIGHSTART);
6425 ucs4 = (ucs4 & UTF16MASK) + UTF16LOSTART;
6426 utf16flag = 1;
6427 } else {
6428 bitbuf = (bitbuf << 16) | ucs4;
6429 utf16flag = 0;
6430 }
6431 bitstogo += 16;
6432 /* spew out base64 */
6433 while (bitstogo >= 6) {
6434 bitstogo -= 6;
6435 *dst++ = base64chars[(bitstogo ? (bitbuf >> bitstogo)
6436 : bitbuf)
6437 & 0x3F];
6438 }
6439 } while (utf16flag);
6440 }
6441 /* if in UTF-7 mode, finish in ASCII */
6442 if (utf7mode) {
6443 if (bitstogo) {
6444 *dst++ = base64chars[(bitbuf << (6 - bitstogo)) & 0x3F];
6445 }
6446 *dst++ = '-';
6447 }
6448 /* tie off string */
6449 *dst = '\0';
6450 return res;
6451 }