2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2001 Hiroyuki Yamamoto
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
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.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
37 #include "procheader.h"
39 #include "statusbar.h"
40 #include "prefs_account.h"
44 #define IMAP4_PORT 143
46 static GList *session_list = NULL;
48 static gint imap_cmd_count = 0;
50 static IMAPSession *imap_session_get (Folder *folder);
52 static gint imap_do_copy (Folder *folder,
55 gboolean remove_source);
56 static gint imap_do_copy_msgs_with_dest (Folder *folder,
59 gboolean remove_source);
61 static GSList *imap_get_uncached_messages (IMAPSession *session,
65 static GSList *imap_delete_cached_messages (GSList *mlist,
69 static void imap_delete_all_cached_messages (FolderItem *item);
71 static SockInfo *imap_open (const gchar *server,
75 static gint imap_set_message_flags (IMAPSession *session,
80 static gint imap_select (IMAPSession *session,
86 guint32 *uid_validity);
87 static gint imap_get_uid (IMAPSession *session,
91 static gint imap_status_uidnext (IMAPSession *session,
97 static void imap_parse_namespace (IMAPSession *session,
99 static IMAPNameSpace *imap_find_namespace (IMAPFolder *folder,
102 static gchar *imap_parse_atom (SockInfo *sock,
106 static gchar *imap_parse_one_address (SockInfo *sock,
109 gchar *out_fromname_str,
111 static gchar *imap_parse_address (SockInfo *sock,
113 gchar **out_from_str,
114 gchar **out_fromname_str,
116 static MsgFlags imap_parse_flags (const gchar *flag_str);
117 static MsgInfo *imap_parse_envelope (SockInfo *sock,
120 /* low-level IMAP4rev1 commands */
121 static gint imap_cmd_login (SockInfo *sock,
124 static gint imap_cmd_logout (SockInfo *sock);
125 static gint imap_cmd_noop (SockInfo *sock);
126 static gint imap_cmd_namespace (SockInfo *sock,
128 static gint imap_cmd_select (SockInfo *sock,
133 guint32 *uid_validity);
134 static gint imap_cmd_status (SockInfo *sock,
138 static gint imap_cmd_create (SockInfo *sock,
139 const gchar *folder);
140 static gint imap_cmd_delete (SockInfo *sock,
141 const gchar *folder);
142 static gint imap_cmd_envelope (SockInfo *sock,
146 static gint imap_cmd_search (SockInfo *sock,
149 static gint imap_cmd_fetch (SockInfo *sock,
151 const gchar *filename);
152 static gint imap_cmd_append (SockInfo *sock,
153 const gchar *destfolder,
155 static gint imap_cmd_copy (SockInfo *sock,
157 const gchar *destfolder);
158 static gint imap_cmd_store (SockInfo *sock,
162 static gint imap_cmd_expunge (SockInfo *sock);
164 static gint imap_cmd_ok (SockInfo *sock,
166 static void imap_cmd_gen_send (SockInfo *sock,
167 const gchar *format, ...);
168 static gint imap_cmd_gen_recv (SockInfo *sock,
172 /* misc utility functions */
173 static gchar *strchr_cpy (const gchar *src,
177 static gchar *search_array_contain_str (GPtrArray *array,
179 static void imap_path_separator_subst (gchar *str,
182 static IMAPSession *imap_session_get(Folder *folder)
184 RemoteFolder *rfolder = REMOTE_FOLDER(folder);
186 g_return_val_if_fail(folder != NULL, NULL);
187 g_return_val_if_fail(folder->type == F_IMAP, NULL);
188 g_return_val_if_fail(folder->account != NULL, NULL);
190 if (!rfolder->session) {
192 imap_session_new(folder->account->recv_server,
194 folder->account->userid,
195 folder->account->passwd);
196 if (rfolder->session)
197 imap_parse_namespace(IMAP_SESSION(rfolder->session),
198 IMAP_FOLDER(folder));
200 return IMAP_SESSION(rfolder->session);
203 if (imap_cmd_noop(rfolder->session->sock) != IMAP_SUCCESS) {
204 log_warning(_("IMAP4 connection to %s:%d has been"
205 " disconnected. Reconnecting...\n"),
206 folder->account->recv_server, IMAP4_PORT);
207 session_destroy(rfolder->session);
209 imap_session_new(folder->account->recv_server,
210 IMAP4_PORT, folder->account->userid,
211 folder->account->passwd);
212 if (rfolder->session)
213 imap_parse_namespace(IMAP_SESSION(rfolder->session),
214 IMAP_FOLDER(folder));
218 return IMAP_SESSION(rfolder->session);
221 Session *imap_session_new(const gchar *server, gushort port,
222 const gchar *user, const gchar *pass)
224 gchar buf[IMAPBUFSIZE];
225 IMAPSession *session;
228 g_return_val_if_fail(server != NULL, NULL);
230 log_message(_("creating IMAP4 connection to %s:%d ...\n"),
233 if ((imap_sock = imap_open(server, port, buf)) == NULL)
235 if (imap_cmd_login(imap_sock, user, pass) != IMAP_SUCCESS) {
236 imap_cmd_logout(imap_sock);
237 sock_close(imap_sock);
241 session = g_new(IMAPSession, 1);
242 SESSION(session)->type = SESSION_IMAP;
243 SESSION(session)->server = g_strdup(server);
244 SESSION(session)->sock = imap_sock;
245 SESSION(session)->connected = TRUE;
246 SESSION(session)->phase = SESSION_READY;
247 SESSION(session)->data = NULL;
248 session->mbox = NULL;
250 session_list = g_list_append(session_list, session);
252 return SESSION(session);
255 void imap_session_destroy(IMAPSession *session)
257 sock_close(SESSION(session)->sock);
258 SESSION(session)->sock = NULL;
260 g_free(session->mbox);
262 session_list = g_list_remove(session_list, session);
265 void imap_session_destroy_all(void)
267 while (session_list != NULL) {
268 IMAPSession *session = (IMAPSession *)session_list->data;
270 imap_cmd_logout(SESSION(session)->sock);
271 imap_session_destroy(session);
275 #define THROW goto catch
277 GSList *imap_get_msg_list(Folder *folder, FolderItem *item, gboolean use_cache)
279 GSList *mlist = NULL;
280 IMAPSession *session;
281 gint ok, exists = 0, recent = 0, unseen = 0;
282 guint32 uid_validity = 0;
283 guint32 first_uid = 0, last_uid = 0, begin;
285 g_return_val_if_fail(folder != NULL, NULL);
286 g_return_val_if_fail(item != NULL, NULL);
287 g_return_val_if_fail(folder->type == F_IMAP, NULL);
288 g_return_val_if_fail(folder->account != NULL, NULL);
290 session = imap_session_get(folder);
293 mlist = procmsg_read_cache(item, FALSE);
294 item->last_num = procmsg_get_last_num_in_cache(mlist);
295 procmsg_set_flags(mlist, item);
300 ok = imap_select(session, IMAP_FOLDER(folder), item->path,
301 &exists, &recent, &unseen, &uid_validity);
302 if (ok != IMAP_SUCCESS) THROW;
304 ok = imap_get_uid(session, 1, &first_uid);
305 if (ok != IMAP_SUCCESS) THROW;
307 ok = imap_get_uid(session, exists, &last_uid);
308 if (ok != IMAP_SUCCESS) THROW;
310 last_uid = first_uid;
312 imap_delete_all_cached_messages(item);
320 mlist = procmsg_read_cache(item, FALSE);
321 procmsg_set_flags(mlist, item);
322 cache_last = procmsg_get_last_num_in_cache(mlist);
324 /* calculating the range of envelope to get */
325 if (item->mtime != uid_validity) {
326 /* mailbox is changed (get all) */
328 } else if (last_uid < cache_last) {
329 /* mailbox is changed (get all) */
331 } else if (last_uid == cache_last) {
332 /* mailbox unchanged (get none)*/
335 begin = cache_last + 1;
338 item->mtime = uid_validity;
340 if (first_uid > 0 && last_uid > 0) {
341 mlist = imap_delete_cached_messages(mlist, item,
343 mlist = imap_delete_cached_messages(mlist, item,
348 mlist = imap_delete_cached_messages(mlist, item,
351 imap_delete_all_cached_messages(item);
355 if (begin > 0 && begin <= last_uid) {
357 newlist = imap_get_uncached_messages(session, item,
359 mlist = g_slist_concat(mlist, newlist);
362 item->last_num = last_uid;
371 gchar *imap_fetch_msg(Folder *folder, FolderItem *item, gint uid)
373 gchar *path, *filename;
374 IMAPSession *session;
377 g_return_val_if_fail(folder != NULL, NULL);
378 g_return_val_if_fail(item != NULL, NULL);
380 path = folder_item_get_path(item);
381 filename = g_strconcat(path, G_DIR_SEPARATOR_S, itos(uid), NULL);
384 if (is_file_exist(filename)) {
385 debug_print(_("message %d has been already cached.\n"), uid);
389 session = imap_session_get(folder);
395 debug_print(_("getting message %d...\n"), uid);
396 ok = imap_cmd_fetch(SESSION(session)->sock, (guint32)uid, filename);
400 if (ok != IMAP_SUCCESS) {
401 g_warning(_("can't fetch message %d\n"), uid);
409 gint imap_add_msg(Folder *folder, FolderItem *dest, const gchar *file,
410 gboolean remove_source)
412 IMAPSession *session;
415 g_return_val_if_fail(folder != NULL, -1);
416 g_return_val_if_fail(dest != NULL, -1);
417 g_return_val_if_fail(file != NULL, -1);
419 session = imap_session_get(folder);
423 if (dest->last_num < 0) {
424 imap_scan_folder(folder, dest);
425 if (dest->last_num < 0) return -1;
428 ok = imap_cmd_append(SESSION(session)->sock, dest->path, file);
429 if (ok != IMAP_SUCCESS) {
430 g_warning(_("can't append message %s\n"), file);
435 if (unlink(file) < 0)
436 FILE_OP_ERROR(file, "unlink");
439 return dest->last_num;
442 static gint imap_do_copy(Folder *folder, FolderItem *dest, MsgInfo *msginfo,
443 gboolean remove_source)
446 IMAPSession *session;
447 IMAPNameSpace *namespace;
450 g_return_val_if_fail(folder != NULL, -1);
451 g_return_val_if_fail(folder->type == F_IMAP, -1);
452 g_return_val_if_fail(dest != NULL, -1);
453 g_return_val_if_fail(msginfo != NULL, -1);
455 session = imap_session_get(folder);
456 if (!session) return -1;
458 if (msginfo->folder == dest) {
459 g_warning(_("the src folder is identical to the dest.\n"));
463 Xstrdup_a(destdir, dest->path, return -1);
464 namespace = imap_find_namespace(IMAP_FOLDER(folder), destdir);
465 if (namespace && namespace->separator)
466 imap_path_separator_subst(destdir, namespace->separator);
469 debug_print(_("Moving message %s%c%d to %s ...\n"),
470 msginfo->folder->path, G_DIR_SEPARATOR,
471 msginfo->msgnum, destdir);
473 debug_print(_("Copying message %s%c%d to %s ...\n"),
474 msginfo->folder->path, G_DIR_SEPARATOR,
475 msginfo->msgnum, destdir);
477 ok = imap_cmd_copy(SESSION(session)->sock, msginfo->msgnum, destdir);
479 if (ok == IMAP_SUCCESS && remove_source) {
480 imap_set_message_flags(session, msginfo->msgnum, msginfo->msgnum,
481 IMAP_FLAG_DELETED, TRUE);
482 imap_cmd_expunge(SESSION(session)->sock);
489 static gint imap_do_copy_msgs_with_dest(Folder *folder, FolderItem *dest,
491 gboolean remove_source)
496 IMAPSession *session;
497 IMAPNameSpace *namespace;
500 g_return_val_if_fail(folder != NULL, -1);
501 g_return_val_if_fail(dest != NULL, -1);
502 g_return_val_if_fail(msglist != NULL, -1);
504 session = imap_session_get(folder);
505 if (!session) return -1;
507 Xstrdup_a(destdir, dest->path, return -1);
508 namespace = imap_find_namespace(IMAP_FOLDER(folder), destdir);
509 if (namespace && namespace->separator)
510 imap_path_separator_subst(destdir, namespace->separator);
512 for (cur = msglist; cur != NULL; cur = cur->next) {
513 msginfo = (MsgInfo *)cur->data;
515 if (msginfo->folder == dest) {
516 g_warning(_("the src folder is identical to the dest.\n"));
521 debug_print(_("Moving message %s%c%d to %s ...\n"),
522 msginfo->folder->path, G_DIR_SEPARATOR,
523 msginfo->msgnum, destdir);
525 debug_print(_("Copying message %s%c%d to %s ...\n"),
526 msginfo->folder->path, G_DIR_SEPARATOR,
527 msginfo->msgnum, destdir);
529 ok = imap_cmd_copy(SESSION(session)->sock, msginfo->msgnum,
532 if (ok == IMAP_SUCCESS && remove_source) {
533 imap_set_message_flags
534 (session, msginfo->msgnum, msginfo->msgnum,
535 IMAP_FLAG_DELETED, TRUE);
540 imap_cmd_expunge(SESSION(session)->sock);
546 gint imap_move_msg(Folder *folder, FolderItem *dest, MsgInfo *msginfo)
548 return imap_do_copy(folder, dest, msginfo, TRUE);
551 gint imap_move_msgs_with_dest(Folder *folder, FolderItem *dest,
554 return imap_do_copy_msgs_with_dest(folder, dest, msglist, TRUE);
557 gint imap_copy_msg(Folder *folder, FolderItem *dest, MsgInfo *msginfo)
559 return imap_do_copy(folder, dest, msginfo, FALSE);
562 gint imap_copy_msgs_with_dest(Folder *folder, FolderItem *dest,
565 return imap_do_copy_msgs_with_dest(folder, dest, msglist, FALSE);
568 gint imap_remove_msg(Folder *folder, FolderItem *item, gint uid)
570 gint exists, recent, unseen;
571 guint32 uid_validity;
573 IMAPSession *session;
575 g_return_val_if_fail(folder != NULL, -1);
576 g_return_val_if_fail(folder->type == F_IMAP, -1);
577 g_return_val_if_fail(item != NULL, -1);
579 session = imap_session_get(folder);
580 if (!session) return -1;
582 ok = imap_select(session, IMAP_FOLDER(folder), item->path,
583 &exists, &recent, &unseen, &uid_validity);
585 if (ok != IMAP_SUCCESS)
588 ok = imap_set_message_flags
589 (IMAP_SESSION(REMOTE_FOLDER(folder)->session),
590 (guint32)uid, (guint32)uid, IMAP_FLAG_DELETED, TRUE);
592 if (ok != IMAP_SUCCESS) {
593 log_warning(_("can't set deleted flags: %d\n"), uid);
597 ok = imap_cmd_expunge(SESSION(session)->sock);
599 if (ok != IMAP_SUCCESS) {
600 log_warning(_("can't expunge\n"));
607 gint imap_remove_all_msg(Folder *folder, FolderItem *item)
609 gint exists, recent, unseen;
610 guint32 uid_validity;
612 IMAPSession *session;
614 g_return_val_if_fail(folder != NULL, -1);
615 g_return_val_if_fail(item != NULL, -1);
617 session = imap_session_get(folder);
618 if (!session) return -1;
620 ok = imap_select(session, IMAP_FOLDER(folder), item->path,
621 &exists, &recent, &unseen, &uid_validity);
623 if (ok != IMAP_SUCCESS)
628 ok = imap_set_message_flags(session, 1, exists,
629 IMAP_FLAG_DELETED, TRUE);
631 if (ok != IMAP_SUCCESS) {
632 log_warning(_("can't set deleted flags: 1:%d\n"), exists);
636 ok = imap_cmd_expunge(SESSION(session)->sock);
638 if (ok != IMAP_SUCCESS) {
639 log_warning(_("can't expunge\n"));
646 void imap_scan_folder(Folder *folder, FolderItem *item)
650 gint imap_create_tree(Folder *folder)
652 IMAPFolder *imapfolder = IMAP_FOLDER(folder);
654 FolderItem *new_item;
657 g_return_val_if_fail(folder != NULL, -1);
658 g_return_val_if_fail(folder->node != NULL, -1);
659 g_return_val_if_fail(folder->node->data != NULL, -1);
661 imap_session_get(folder);
663 item = FOLDER_ITEM(folder->node->data);
665 new_item = folder_item_new("INBOX", "INBOX");
666 new_item->stype = F_INBOX;
667 folder_item_append(item, new_item);
668 folder->inbox = new_item;
670 if (imapfolder->namespace && imapfolder->namespace->data) {
671 IMAPNameSpace *namespace;
673 namespace = (IMAPNameSpace *)imapfolder->namespace->data;
674 if (*namespace->name == '\0')
675 trash_path = g_strdup("trash");
679 Xstrdup_a(name, namespace->name, return -1);
680 strtailchomp(name, namespace->separator);
681 trash_path = g_strdup_printf
683 name, namespace->separator, "trash");
686 trash_path = g_strdup("trash");
688 new_item = imap_create_folder(folder, item, trash_path);
691 new_item = folder_item_new("Trash", trash_path);
692 folder_item_append(item, new_item);
694 g_free(new_item->name);
695 new_item->name = g_strdup("Trash");
697 new_item->stype = F_TRASH;
698 folder->trash = new_item;
704 FolderItem *imap_create_folder(Folder *folder, FolderItem *parent,
707 gchar *dirpath, *imappath;
708 IMAPSession *session;
709 IMAPNameSpace *namespace;
710 FolderItem *new_item;
714 g_return_val_if_fail(folder != NULL, NULL);
715 g_return_val_if_fail(parent != NULL, NULL);
716 g_return_val_if_fail(name != NULL, NULL);
718 session = imap_session_get(folder);
719 if (!session) return NULL;
722 dirpath = g_strconcat(parent->path, G_DIR_SEPARATOR_S, name,
725 dirpath = g_strdup(name);
727 Xstrdup_a(imappath, dirpath, {g_free(dirpath); return NULL;});
728 Xstrdup_a(new_name, name, {g_free(dirpath); return NULL;});
729 namespace = imap_find_namespace(IMAP_FOLDER(folder), imappath);
730 if (namespace && namespace->separator) {
731 imap_path_separator_subst(imappath, namespace->separator);
732 imap_path_separator_subst(new_name, namespace->separator);
733 strtailchomp(dirpath, '/');
734 strtailchomp(new_name, namespace->separator);
737 if (strcmp(name, "INBOX") != 0) {
738 ok = imap_cmd_status(SESSION(session)->sock, imappath,
740 if (ok != IMAP_SUCCESS) {
741 ok = imap_cmd_create(SESSION(session)->sock, imappath);
743 if (ok != IMAP_SUCCESS) {
744 log_warning(_("can't create mailbox\n"));
752 new_item = folder_item_new(new_name, dirpath);
753 folder_item_append(parent, new_item);
759 gint imap_remove_folder(Folder *folder, FolderItem *item)
762 IMAPSession *session;
763 IMAPNameSpace *namespace;
766 g_return_val_if_fail(folder != NULL, -1);
767 g_return_val_if_fail(item != NULL, -1);
768 g_return_val_if_fail(item->path != NULL, -1);
770 session = imap_session_get(folder);
771 if (!session) return -1;
773 Xstrdup_a(path, item->path, return -1);
774 namespace = imap_find_namespace(IMAP_FOLDER(folder), path);
775 if (namespace && namespace->separator)
776 imap_path_separator_subst(path, namespace->separator);
778 ok = imap_cmd_delete(SESSION(session)->sock, path);
780 if (ok != IMAP_SUCCESS) {
781 log_warning(_("can't delete mailbox\n"));
785 folder_item_remove(item);
790 static GSList *imap_get_uncached_messages(IMAPSession *session,
792 guint32 first_uid, guint32 last_uid)
794 gchar buf[IMAPBUFSIZE];
795 GSList *newlist = NULL;
796 GSList *llast = NULL;
799 g_return_val_if_fail(session != NULL, NULL);
800 g_return_val_if_fail(item != NULL, NULL);
801 g_return_val_if_fail(item->folder != NULL, NULL);
802 g_return_val_if_fail(item->folder->type == F_IMAP, NULL);
803 g_return_val_if_fail(first_uid <= last_uid, NULL);
805 if (imap_cmd_envelope(SESSION(session)->sock, first_uid, last_uid)
807 log_warning(_("can't get envelope\n"));
812 if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) {
813 log_warning(_("error occurred while getting envelope.\n"));
817 if (buf[0] != '*' || buf[1] != ' ') break;
819 msginfo = imap_parse_envelope(SESSION(session)->sock, buf);
821 log_warning(_("can't parse envelope: %s\n"), buf);
825 msginfo->folder = item;
828 llast = newlist = g_slist_append(newlist, msginfo);
830 llast = g_slist_append(llast, msginfo);
838 static GSList *imap_delete_cached_messages(GSList *mlist, FolderItem *item,
839 guint32 first_uid, guint32 last_uid)
845 g_return_val_if_fail(item != NULL, mlist);
846 g_return_val_if_fail(item->folder != NULL, mlist);
847 g_return_val_if_fail(item->folder->type == F_IMAP, mlist);
849 debug_print(_("Deleting cached messages %d - %d ... "),
850 first_uid, last_uid);
852 dir = folder_item_get_path(item);
853 remove_numbered_files(dir, first_uid, last_uid);
856 for (cur = mlist; cur != NULL; ) {
859 msginfo = (MsgInfo *)cur->data;
860 if (msginfo != NULL && first_uid <= msginfo->msgnum &&
861 msginfo->msgnum <= last_uid) {
862 procmsg_msginfo_free(msginfo);
863 mlist = g_slist_remove(mlist, msginfo);
869 debug_print(_("done.\n"));
874 static void imap_delete_all_cached_messages(FolderItem *item)
878 g_return_if_fail(item != NULL);
879 g_return_if_fail(item->folder != NULL);
880 g_return_if_fail(item->folder->type == F_IMAP);
882 debug_print(_("Deleting all cached messages... "));
884 dir = folder_item_get_path(item);
885 remove_all_numbered_files(dir);
888 debug_print(_("done.\n"));
891 static SockInfo *imap_open(const gchar *server, gushort port, gchar *buf)
895 if ((sock = sock_connect(server, port)) == NULL) {
896 log_warning(_("Can't connect to IMAP4 server: %s:%d\n"),
903 if (imap_cmd_noop(sock) != IMAP_SUCCESS) {
911 #define THROW goto catch
913 static void imap_parse_namespace(IMAPSession *session, IMAPFolder *folder)
919 IMAPNameSpace *namespace;
920 GList *ns_list = NULL;
922 g_return_if_fail(session != NULL);
923 g_return_if_fail(folder != NULL);
925 if (folder->namespace != NULL) return;
927 if (imap_cmd_namespace(SESSION(session)->sock, &ns_str)
929 log_warning(_("can't get namespace\n"));
933 /* get the first element */
934 extract_one_parenthesis_with_skip_quote(ns_str, '"', '(', ')');
939 /* parse ("#foo" "/") */
941 while (*p && *p != '(') p++;
942 if (*p == '\0') THROW;
945 while (*p && *p != '"') p++;
946 if (*p == '\0') THROW;
950 while (*p && *p != '"') p++;
951 if (*p == '\0') THROW;
955 while (*p && isspace(*p)) p++;
956 if (*p == '\0') THROW;
957 if (strncmp(p, "NIL", 3) == 0)
959 else if (*p == '"') {
962 while (*p && *p != '"') p++;
963 if (*p == '\0') THROW;
968 while (*p && *p != ')') p++;
969 if (*p == '\0') THROW;
972 namespace = g_new(IMAPNameSpace, 1);
973 namespace->name = g_strdup(name);
974 namespace->separator = separator ? separator[0] : '\0';
975 ns_list = g_list_append(ns_list, namespace);
976 IMAP_FOLDER(folder)->namespace = ns_list;
986 static IMAPNameSpace *imap_find_namespace(IMAPFolder *folder,
989 IMAPNameSpace *namespace = NULL;
993 g_return_val_if_fail(folder != NULL, NULL);
994 g_return_val_if_fail(path != NULL, NULL);
996 ns_list = folder->namespace;
998 for (; ns_list != NULL; ns_list = ns_list->next) {
999 IMAPNameSpace *tmp_ns = ns_list->data;
1001 Xstrdup_a(name, tmp_ns->name, return namespace);
1002 if (tmp_ns->separator && tmp_ns->separator != '/')
1003 subst_char(name, tmp_ns->separator, '/');
1004 if (strncmp(path, name, strlen(name)) == 0)
1011 static gchar *imap_parse_atom(SockInfo *sock, gchar *src, gchar *dest,
1014 gchar *cur_pos = src;
1016 while (*cur_pos == ' ') cur_pos++;
1018 if (!strncmp(cur_pos, "NIL", 3)) {
1021 } else if (*cur_pos == '\"') {
1024 p = strchr_cpy(cur_pos + 1, '\"', dest, IMAPBUFSIZE);
1025 cur_pos = p ? p : cur_pos + 2;
1026 } else if (*cur_pos == '{') {
1030 cur_pos = strchr_cpy(cur_pos + 1, '}', buf, sizeof(buf));
1033 g_return_val_if_fail(orig_buf != NULL, cur_pos);
1035 if (sock_gets(sock, orig_buf, IMAPBUFSIZE) < 0)
1037 strretchomp(orig_buf);
1038 log_print("IMAP4< %s\n", orig_buf);
1039 memcpy(dest, orig_buf, len);
1041 cur_pos = orig_buf + len;
1047 static gchar *imap_parse_one_address(SockInfo *sock, gchar *start,
1048 gchar *out_from_str,
1049 gchar *out_fromname_str,
1052 gchar buf[IMAPBUFSIZE];
1055 gchar *cur_pos = start;
1057 cur_pos = imap_parse_atom(sock, cur_pos, buf, orig_buf);
1058 conv_unmime_header(out_fromname_str, IMAPBUFSIZE, buf, NULL);
1060 cur_pos = imap_parse_atom(sock, cur_pos, buf, orig_buf);
1062 cur_pos = imap_parse_atom(sock, cur_pos, buf, orig_buf);
1063 Xstrdup_a(userid, buf, return cur_pos + 1);
1065 cur_pos = imap_parse_atom(sock, cur_pos, buf, orig_buf);
1066 Xstrdup_a(domain, buf, return cur_pos + 1);
1068 if (out_fromname_str[0] != '\0') {
1069 g_snprintf(out_from_str, IMAPBUFSIZE, "\"%s\" <%s@%s>",
1070 out_fromname_str, userid, domain);
1072 g_snprintf(out_from_str, IMAPBUFSIZE, "%s@%s",
1074 strcpy(out_fromname_str, out_from_str);
1077 while (*cur_pos == ' ') cur_pos++;
1079 g_return_val_if_fail(*cur_pos == ')', cur_pos + 1);
1084 static gchar *imap_parse_address(SockInfo *sock, gchar *start,
1085 gchar **out_from_str,
1086 gchar **out_fromname_str,
1089 gchar buf[IMAPBUFSIZE];
1090 gchar name_buf[IMAPBUFSIZE];
1091 gchar *cur_pos = start;
1092 gboolean first = TRUE;
1094 if (out_from_str) *out_from_str = NULL;
1095 if (out_fromname_str) *out_fromname_str = NULL;
1096 buf[0] = name_buf[0] = '\0';
1098 if (!strncmp(cur_pos, "NIL", 3)) {
1099 if (out_from_str) *out_from_str = g_strdup("");
1100 if (out_fromname_str) *out_fromname_str = g_strdup("");
1104 g_return_val_if_fail(*cur_pos == '(', NULL);
1108 gchar ch = *cur_pos++;
1109 if (ch == ')') break;
1111 if (!first) strcat(buf, ", ");
1113 cur_pos = imap_parse_one_address
1114 (sock, cur_pos, buf, name_buf, orig_buf);
1115 if (!cur_pos) return NULL;
1119 if (out_from_str) *out_from_str = g_strdup(buf);
1120 if (out_fromname_str) *out_fromname_str = g_strdup(name_buf);
1125 static MsgFlags imap_parse_flags(const gchar *flag_str)
1128 const gchar *cur_pos = flag_str;
1129 const gchar *last_pos;
1133 MSG_SET_FLAGS(flags, MSG_UNREAD|MSG_IMAP);
1135 while (cur_pos != NULL) {
1136 cur_pos = strchr(cur_pos, '\\');
1137 if (cur_pos == NULL) break;
1139 last_pos = cur_pos + 1;
1140 cur_pos = strchr_cpy(last_pos, ' ', buf, sizeof(buf));
1141 if (cur_pos == NULL)
1142 strncpy2(buf, last_pos, sizeof(buf));
1144 if (g_strcasecmp(buf, "Recent") == 0) {
1145 MSG_SET_FLAGS(flags, MSG_NEW|MSG_UNREAD);
1146 } else if (g_strcasecmp(buf, "Seen") == 0) {
1147 MSG_UNSET_FLAGS(flags, MSG_NEW|MSG_UNREAD);
1148 } else if (g_strcasecmp(buf, "Deleted") == 0) {
1149 MSG_SET_FLAGS(flags, MSG_DELETED);
1150 } else if (g_strcasecmp(buf, "Flagged") == 0) {
1151 MSG_SET_FLAGS(flags, MSG_MARKED);
1158 static MsgInfo *imap_parse_envelope(SockInfo *sock, gchar *line_str)
1161 gchar buf[IMAPBUFSIZE];
1162 gchar tmp[IMAPBUFSIZE];
1169 gchar *subject = NULL;
1171 gchar *tmp_fromname;
1173 gchar *fromname = NULL;
1176 gchar *inreplyto = NULL;
1177 gchar *msgid = NULL;
1180 log_print("IMAP4< %s\n", line_str);
1182 g_return_val_if_fail(line_str != NULL, NULL);
1183 g_return_val_if_fail(line_str[0] == '*' && line_str[1] == ' ', NULL);
1185 cur_pos = line_str + 2;
1187 #define PARSE_ONE_ELEMENT(ch) \
1189 cur_pos = strchr_cpy(cur_pos, ch, buf, sizeof(buf)); \
1190 g_return_val_if_fail(cur_pos != NULL, NULL); \
1193 PARSE_ONE_ELEMENT(' ');
1196 PARSE_ONE_ELEMENT(' ');
1197 g_return_val_if_fail(!strcmp(buf, "FETCH"), NULL);
1199 g_return_val_if_fail(*cur_pos == '(', NULL);
1202 PARSE_ONE_ELEMENT(' ');
1203 g_return_val_if_fail(!strcmp(buf, "UID"), NULL);
1204 PARSE_ONE_ELEMENT(' ');
1205 uid = strtoul(buf, NULL, 10);
1207 PARSE_ONE_ELEMENT(' ');
1208 g_return_val_if_fail(!strcmp(buf, "FLAGS"), NULL);
1209 PARSE_ONE_ELEMENT(')');
1210 g_return_val_if_fail(*buf == '(', NULL);
1211 flags = imap_parse_flags(buf + 1);
1213 g_return_val_if_fail(*cur_pos == ' ', NULL);
1216 PARSE_ONE_ELEMENT(' ');
1217 g_return_val_if_fail(!strcmp(buf, "RFC822.SIZE"), NULL);
1218 PARSE_ONE_ELEMENT(' ');
1221 PARSE_ONE_ELEMENT(' ');
1222 g_return_val_if_fail(!strcmp(buf, "ENVELOPE"), NULL);
1224 g_return_val_if_fail(*cur_pos == '(', NULL);
1225 cur_pos = imap_parse_atom(sock, cur_pos + 1, buf, line_str);
1226 Xstrdup_a(date, buf, return NULL);
1227 date_t = procheader_date_parse(NULL, date, 0);
1229 cur_pos = imap_parse_atom(sock, cur_pos, buf, line_str);
1230 if (buf[0] != '\0') {
1231 conv_unmime_header(tmp, sizeof(tmp), buf, NULL);
1232 Xstrdup_a(subject, tmp, return NULL);
1235 g_return_val_if_fail(*cur_pos == ' ', NULL);
1236 cur_pos = imap_parse_address(sock, cur_pos + 1,
1237 &tmp_from, &tmp_fromname, line_str);
1238 Xstrdup_a(from, tmp_from,
1239 {g_free(tmp_from); g_free(tmp_fromname); return NULL;});
1240 Xstrdup_a(fromname, tmp_fromname,
1241 {g_free(tmp_from); g_free(tmp_fromname); return NULL;});
1243 g_free(tmp_fromname);
1245 #define SKIP_ONE_ELEMENT() \
1247 g_return_val_if_fail(*cur_pos == ' ', NULL); \
1248 cur_pos = imap_parse_address(sock, cur_pos + 1, \
1249 NULL, NULL, line_str); \
1252 /* skip sender and reply-to */
1256 g_return_val_if_fail(*cur_pos == ' ', NULL);
1257 cur_pos = imap_parse_address(sock, cur_pos + 1, &tmp_to, NULL, line_str);
1258 Xstrdup_a(to, tmp_to, {g_free(tmp_to); return NULL;});
1261 /* skip Cc and Bcc */
1265 #undef SKIP_ONE_ELEMENT
1267 g_return_val_if_fail(*cur_pos == ' ', NULL);
1268 cur_pos = imap_parse_atom(sock, cur_pos, buf, line_str);
1269 if (buf[0] != '\0') {
1270 eliminate_parenthesis(buf, '(', ')');
1271 extract_parenthesis(buf, '<', '>');
1273 Xstrdup_a(inreplyto, buf, return NULL);
1276 g_return_val_if_fail(*cur_pos == ' ', NULL);
1277 cur_pos = imap_parse_atom(sock, cur_pos, buf, line_str);
1278 if (buf[0] != '\0') {
1279 extract_parenthesis(buf, '<', '>');
1281 Xstrdup_a(msgid, buf, return NULL);
1284 msginfo = g_new0(MsgInfo, 1);
1285 msginfo->msgnum = uid;
1286 msginfo->size = size;
1287 msginfo->date = g_strdup(date);
1288 msginfo->date_t = date_t;
1289 msginfo->subject = g_strdup(subject);
1290 msginfo->from = g_strdup(from);
1291 msginfo->fromname = g_strdup(fromname);
1292 msginfo->to = g_strdup(to);
1293 msginfo->inreplyto = g_strdup(inreplyto);
1294 msginfo->msgid = g_strdup(msgid);
1295 msginfo->flags = flags;
1300 static gint imap_set_message_flags(IMAPSession *session,
1309 buf = g_string_new(is_set ? "+FLAGS (" : "-FLAGS (");
1311 if (IMAP_IS_SEEN(flags)) g_string_append(buf, "\\Seen ");
1312 if (IMAP_IS_ANSWERED(flags)) g_string_append(buf, "\\Answered ");
1313 if (IMAP_IS_FLAGGED(flags)) g_string_append(buf, "\\Flagged ");
1314 if (IMAP_IS_DELETED(flags)) g_string_append(buf, "\\Deleted ");
1315 if (IMAP_IS_DRAFT(flags)) g_string_append(buf, "\\Draft");
1317 if (buf->str[buf->len - 1] == ' ')
1318 g_string_truncate(buf, buf->len - 1);
1320 g_string_append_c(buf, ')');
1322 ok = imap_cmd_store(SESSION(session)->sock, first_uid, last_uid,
1324 g_string_free(buf, TRUE);
1329 static gint imap_select(IMAPSession *session, IMAPFolder *folder,
1331 gint *exists, gint *recent, gint *unseen,
1332 guint32 *uid_validity)
1335 IMAPNameSpace *namespace;
1338 Xstrdup_a(real_path, path, return -1);
1339 namespace = imap_find_namespace(folder, path);
1340 if (namespace && namespace->separator)
1341 imap_path_separator_subst(real_path, namespace->separator);
1343 ok = imap_cmd_select(SESSION(session)->sock, real_path,
1344 exists, recent, unseen, uid_validity);
1345 if (ok != IMAP_SUCCESS)
1346 log_warning(_("can't select folder: %s\n"), real_path);
1351 #define THROW(err) { ok = err; goto catch; }
1353 static gint imap_get_uid(IMAPSession *session, gint msgnum, guint32 *uid)
1361 argbuf = g_ptr_array_new();
1363 imap_cmd_gen_send(SESSION(session)->sock, "FETCH %d (UID)", msgnum);
1364 if ((ok = imap_cmd_ok(SESSION(session)->sock, argbuf)) != IMAP_SUCCESS)
1367 str = search_array_contain_str(argbuf, "FETCH");
1368 if (!str) THROW(IMAP_ERROR);
1370 if (sscanf(str, "%d FETCH (UID %d)", &num, uid) != 2 ||
1372 g_warning("imap_get_uid(): invalid FETCH line.\n");
1377 ptr_array_free_strings(argbuf);
1378 g_ptr_array_free(argbuf, TRUE);
1386 static gint imap_status_uidnext(IMAPSession *session, IMAPFolder *folder,
1387 const gchar *path, guint32 *uid_next)
1390 IMAPNameSpace *namespace;
1393 Xstrdup_a(real_path, path, return -1);
1394 namespace = imap_find_namespace(folder, path);
1395 if (namespace && namespace->separator)
1396 imap_path_separator_subst(real_path, namespace->separator);
1398 ok = imap_cmd_status(SESSION(session)->sock, real_path,
1399 "UIDNEXT", uid_next);
1400 if (ok != IMAP_SUCCESS)
1401 log_warning(_("can't get the next uid of folder: %s\n"),
1409 /* low-level IMAP4rev1 commands */
1411 static gint imap_cmd_login(SockInfo *sock,
1412 const gchar *user, const gchar *pass)
1416 if (strchr(user, ' ') != NULL)
1417 imap_cmd_gen_send(sock, "LOGIN \"%s\" %s", user, pass);
1419 imap_cmd_gen_send(sock, "LOGIN %s %s", user, pass);
1421 ok = imap_cmd_ok(sock, NULL);
1422 if (ok != IMAP_SUCCESS)
1423 log_warning(_("IMAP4 login failed.\n"));
1428 static gint imap_cmd_logout(SockInfo *sock)
1430 imap_cmd_gen_send(sock, "LOGOUT");
1431 return imap_cmd_ok(sock, NULL);
1434 static gint imap_cmd_noop(SockInfo *sock)
1436 imap_cmd_gen_send(sock, "NOOP");
1437 return imap_cmd_ok(sock, NULL);
1440 #define THROW(err) { ok = err; goto catch; }
1442 static gint imap_cmd_namespace(SockInfo *sock, gchar **ns_str)
1448 argbuf = g_ptr_array_new();
1450 imap_cmd_gen_send(sock, "NAMESPACE");
1451 if ((ok = imap_cmd_ok(sock, argbuf)) != IMAP_SUCCESS) THROW(ok);
1453 str = search_array_contain_str(argbuf, "NAMESPACE");
1454 if (!str) THROW(IMAP_ERROR);
1456 *ns_str = g_strdup(str);
1459 ptr_array_free_strings(argbuf);
1460 g_ptr_array_free(argbuf, TRUE);
1466 #define THROW goto catch
1468 static gint imap_cmd_select(SockInfo *sock, const gchar *folder,
1469 gint *exists, gint *recent, gint *unseen,
1470 guint32 *uid_validity)
1476 *exists = *recent = *unseen = *uid_validity = 0;
1477 argbuf = g_ptr_array_new();
1479 if (strchr(folder, ' ') != NULL)
1480 imap_cmd_gen_send(sock, "SELECT \"%s\"", folder);
1482 imap_cmd_gen_send(sock, "SELECT %s", folder);
1484 if ((ok = imap_cmd_ok(sock, argbuf)) != IMAP_SUCCESS) THROW;
1486 resp_str = search_array_contain_str(argbuf, "EXISTS");
1488 if (sscanf(resp_str,"%d EXISTS", exists) != 1) {
1489 g_warning("imap_select(): invalid EXISTS line.\n");
1494 resp_str = search_array_contain_str(argbuf, "RECENT");
1496 if (sscanf(resp_str, "%d RECENT", recent) != 1) {
1497 g_warning("imap_select(): invalid RECENT line.\n");
1502 resp_str = search_array_contain_str(argbuf, "UIDVALIDITY");
1504 if (sscanf(resp_str, "OK [UIDVALIDITY %u] ", uid_validity)
1506 g_warning("imap_select(): invalid UIDVALIDITY line.\n");
1511 resp_str = search_array_contain_str(argbuf, "UNSEEN");
1513 if (sscanf(resp_str, "OK [UNSEEN %d] ", unseen) != 1) {
1514 g_warning("imap_select(): invalid UNSEEN line.\n");
1520 ptr_array_free_strings(argbuf);
1521 g_ptr_array_free(argbuf, TRUE);
1526 static gint imap_cmd_status(SockInfo *sock, const gchar *folder,
1527 const gchar *status, gint *value)
1534 argbuf = g_ptr_array_new();
1536 if (strchr(folder, ' ') != NULL)
1537 imap_cmd_gen_send(sock, "STATUS \"%s\" (%s)", folder, status);
1539 imap_cmd_gen_send(sock, "STATUS %s (%s)", folder, status);
1541 if ((ok = imap_cmd_ok(sock, argbuf)) != IMAP_SUCCESS) THROW;
1543 str = search_array_contain_str(argbuf, "STATUS");
1545 str = strchr(str, '(');
1548 if (strncmp(str, status, strlen(status)) != 0) THROW;
1549 str += strlen(status);
1550 if (*str != ' ') THROW;
1555 ptr_array_free_strings(argbuf);
1556 g_ptr_array_free(argbuf, TRUE);
1563 static gint imap_cmd_create(SockInfo *sock, const gchar *folder)
1565 if (strchr(folder, ' ') != NULL)
1566 imap_cmd_gen_send(sock, "CREATE \"%s\"", folder);
1568 imap_cmd_gen_send(sock, "CREATE %s", folder);
1570 return imap_cmd_ok(sock, NULL);
1573 static gint imap_cmd_delete(SockInfo *sock, const gchar *folder)
1575 if (strchr(folder, ' ') != NULL)
1576 imap_cmd_gen_send(sock, "DELETE \"%s\"", folder);
1578 imap_cmd_gen_send(sock, "DELETE %s", folder);
1580 return imap_cmd_ok(sock, NULL);
1583 static gint imap_cmd_fetch(SockInfo *sock, guint32 uid, const gchar *filename)
1586 gchar buf[IMAPBUFSIZE];
1591 g_return_val_if_fail(filename != NULL, IMAP_ERROR);
1593 imap_cmd_gen_send(sock, "UID FETCH %d BODY[]", uid);
1595 if (sock_gets(sock, buf, sizeof(buf)) < 0)
1598 if (buf[0] != '*' || buf[1] != ' ')
1600 log_print("IMAP4< %s\n", buf);
1602 cur_pos = strchr(buf, '{');
1603 g_return_val_if_fail(cur_pos != NULL, IMAP_ERROR);
1604 cur_pos = strchr_cpy(cur_pos + 1, '}', size_str, sizeof(size_str));
1605 g_return_val_if_fail(cur_pos != NULL, IMAP_ERROR);
1606 size_num = atol(size_str);
1608 if (*cur_pos != '\0') return IMAP_ERROR;
1610 if (recv_bytes_write_to_file(sock, size_num, filename) != 0)
1613 if (imap_cmd_gen_recv(sock, buf, sizeof(buf)) != IMAP_SUCCESS)
1616 if (buf[0] == '\0' || buf[strlen(buf) - 1] != ')')
1619 ok = imap_cmd_ok(sock, NULL);
1624 static gint imap_cmd_append(SockInfo *sock, const gchar *destfolder,
1630 g_return_val_if_fail(file != NULL, IMAP_ERROR);
1632 size = get_file_size(file);
1633 imap_cmd_gen_send(sock, "APPEND %s {%d}", destfolder, size);
1634 ok = imap_cmd_ok(sock, NULL);
1635 if (ok != IMAP_SUCCESS) {
1636 log_warning(_("can't append %s to %s\n"), file, destfolder);
1643 static gint imap_cmd_copy(SockInfo *sock, guint32 uid, const gchar *destfolder)
1647 g_return_val_if_fail(destfolder != NULL, IMAP_ERROR);
1649 if (strchr(destfolder, ' ') != NULL)
1650 imap_cmd_gen_send(sock, "UID COPY %d \"%s\"", uid, destfolder);
1652 imap_cmd_gen_send(sock, "UID COPY %d %s", uid, destfolder);
1654 ok = imap_cmd_ok(sock, NULL);
1655 if (ok != IMAP_SUCCESS) {
1656 log_warning(_("can't copy %d to %s\n"), uid, destfolder);
1663 gint imap_cmd_envelope(SockInfo *sock, guint32 first_uid, guint32 last_uid)
1666 (sock, "UID FETCH %d:%d (UID FLAGS RFC822.SIZE ENVELOPE)",
1667 first_uid, last_uid);
1669 return IMAP_SUCCESS;
1672 static gint imap_cmd_store(SockInfo *sock, guint32 first_uid, guint32 last_uid,
1677 imap_cmd_gen_send(sock, "UID STORE %d:%d %s",
1678 first_uid, last_uid, sub_cmd);
1680 if ((ok = imap_cmd_ok(sock, NULL)) != IMAP_SUCCESS) {
1681 log_warning(_("error while imap command: STORE %d:%d %s\n"),
1682 first_uid, last_uid, sub_cmd);
1686 return IMAP_SUCCESS;
1689 static gint imap_cmd_expunge(SockInfo *sock)
1693 imap_cmd_gen_send(sock, "EXPUNGE");
1694 if ((ok = imap_cmd_ok(sock, NULL)) != IMAP_SUCCESS) {
1695 log_warning(_("error while imap command: EXPUNGE\n"));
1699 return IMAP_SUCCESS;
1702 static gint imap_cmd_ok(SockInfo *sock, GPtrArray *argbuf)
1705 gchar buf[IMAPBUFSIZE];
1707 gchar cmd_status[IMAPBUFSIZE];
1709 while ((ok = imap_cmd_gen_recv(sock, buf, sizeof(buf)))
1711 if (buf[0] == '*' && buf[1] == ' ') {
1713 g_ptr_array_add(argbuf, g_strdup(&buf[2]));
1717 if (sscanf(buf, "%d %s", &cmd_num, cmd_status) < 2)
1719 else if (cmd_num == imap_cmd_count &&
1720 !strcmp(cmd_status, "OK")) {
1722 g_ptr_array_add(argbuf, g_strdup(buf));
1723 return IMAP_SUCCESS;
1731 static void imap_cmd_gen_send(SockInfo *sock, const gchar *format, ...)
1733 gchar buf[IMAPBUFSIZE];
1734 gchar tmp[IMAPBUFSIZE];
1738 va_start(args, format);
1739 g_vsnprintf(tmp, sizeof(tmp), format, args);
1744 g_snprintf(buf, sizeof(buf), "%d %s\r\n", imap_cmd_count, tmp);
1745 if (!strncasecmp(tmp, "LOGIN ", 6) && (p = strchr(tmp + 6, ' '))) {
1747 log_print("IMAP4> %d %s ********\n", imap_cmd_count, tmp);
1749 log_print("IMAP4> %d %s\n", imap_cmd_count, tmp);
1751 sock_write(sock, buf, strlen(buf));
1754 static gint imap_cmd_gen_recv(SockInfo *sock, gchar *buf, gint size)
1756 if (sock_gets(sock, buf, size) == -1)
1761 log_print("IMAP4< %s\n", buf);
1763 return IMAP_SUCCESS;
1767 /* misc utility functions */
1769 static gchar *strchr_cpy(const gchar *src, gchar ch, gchar *dest, gint len)
1774 tmp = strchr(src, ch);
1775 if (!tmp || tmp == src)
1778 memcpy(dest, src, MIN(tmp - src, len - 1));
1779 dest[MIN(tmp - src, len - 1)] = '\0';
1784 static gchar *search_array_contain_str(GPtrArray *array, gchar *str)
1788 for (i = 0; i < array->len; i++) {
1791 tmp = g_ptr_array_index(array, i);
1792 if (strstr(tmp, str) != NULL)
1799 static void imap_path_separator_subst(gchar *str, gchar separator)
1801 if (separator && separator != '/')
1802 subst_char(str, '/', separator);