2 * Copyright notice from original mutt:
3 * Copyright (C) 1996-2002 Michael R. Elkins <me@mutt.org>
4 * Copyright (C) 1999-2000 Thomas Roessler <roessler@does-not-exist.org>
6 * This file is part of mutt-ng, see http://www.muttng.org/.
7 * It's licensed under the GNU General Public License,
8 * please see the file GPL in the top level source directory.
11 #include <lib-lib/lib-lib.h>
15 #include <lib-sys/unix.h>
16 #include <lib-mime/mime.h>
17 #include <lib-ui/sidebar.h>
30 #include <imap/imap.h>
31 #include <imap/mx_imap.h>
34 #include <pop/mx_pop.h>
37 #include "nntp/nntp.h"
38 #include "nntp/mx_nntp.h"
45 #include <lib-crypt/crypt.h>
47 static mx_t const *mxfmts[] = {
60 #define MX_IDX(idx) (idx >= 0 && idx < countof(mxfmts))
61 #define mutt_is_spool(s) (m_strcmp(Spoolfile, s) == 0)
66 * retry - should retry if unable to lock?
69 static int invoke_dotlock (const char *path, int flags, int retry)
71 char cmd[LONG_STRING + _POSIX_PATH_MAX];
72 char f[SHORT_STRING + _POSIX_PATH_MAX];
75 if (flags & DL_FL_RETRY)
76 snprintf (r, sizeof (r), "-r %d ", retry ? MAXLOCKATTEMPT : 0);
78 mutt_quote_filename (f, sizeof (f), path);
80 snprintf (cmd, sizeof (cmd),
83 flags & DL_FL_TRY ? "-t " : "",
84 flags & DL_FL_UNLOCK ? "-u " : "",
85 flags & DL_FL_USEPRIV ? "-p " : "",
86 flags & DL_FL_FORCE ? "-f " : "",
87 flags & DL_FL_UNLINK ? "-d " : "",
88 flags & DL_FL_RETRY ? r : "", f);
90 return mutt_system (cmd);
93 static int dotlock_file (const char *path, int retry)
96 int flags = DL_FL_USEPRIV | DL_FL_RETRY;
102 if ((r = invoke_dotlock (path, flags, retry)) == DL_EX_EXIST) {
103 if (!option (OPTNOCURSES)) {
104 char msg[LONG_STRING];
106 snprintf (msg, sizeof (msg),
107 _("Lock count exceeded, remove lock for %s?"), path);
108 if (retry && mutt_yesorno (msg, M_YES) == M_YES) {
109 flags |= DL_FL_FORCE;
116 mutt_error (_("Can't dotlock %s.\n"), path);
119 return (r == DL_EX_OK ? 0 : -1);
122 static int undotlock_file (const char *path)
124 return (invoke_dotlock (path, DL_FL_USEPRIV | DL_FL_UNLOCK, 0) ==
128 #endif /* USE_DOTLOCK */
130 /* looks up index of type for path in mxfmts */
131 static int mx_get_idx (const char* path) {
135 /* first, test all non-local folders to avoid stat() call */
136 for (i = 0; i < countof(mxfmts); i++) {
137 if (!mxfmts[i]->local)
138 t = mxfmts[i]->mx_is_magic(path, NULL);
142 if (stat (path, &st) == 0) {
143 /* if stat() succeeded, keep testing until success and
144 * pass stat() info so that we only need to do it once */
145 for (i = 0; i < countof(mxfmts); i++) {
146 if (mxfmts[i]->local)
147 t = mxfmts[i]->mx_is_magic(path, &st);
156 * excl if excl != 0, request an exclusive lock
157 * dot if dot != 0, try to dotlock the file
158 * time_out should retry locking?
160 int mx_lock_file (const char *path, int fd, int excl, int dot, int time_out)
162 #if defined (USE_FCNTL) || defined (USE_FLOCK)
174 lck.l_type = excl ? F_WRLCK : F_RDLCK;
175 lck.l_whence = SEEK_SET;
180 while (fcntl (fd, F_SETLK, &lck) == -1) {
183 if (errno != EAGAIN && errno != EACCES) {
184 mutt_perror ("fcntl");
188 if (fstat (fd, &sb) != 0)
194 /* only unlock file if it is unchanged */
195 if (prev_sb.st_size == sb.st_size
196 && ++count >= (time_out ? MAXLOCKATTEMPT : 0)) {
198 mutt_error _("Timeout exceeded while attempting fcntl lock!");
205 mutt_message (_("Waiting for fcntl lock... %d"), ++attempt);
208 #endif /* USE_FCNTL */
213 while (flock (fd, (excl ? LOCK_EX : LOCK_SH) | LOCK_NB) == -1) {
216 if (errno != EWOULDBLOCK) {
217 mutt_perror ("flock");
222 if (fstat (fd, &sb) != 0)
228 /* only unlock file if it is unchanged */
229 if (prev_sb.st_size == sb.st_size
230 && ++count >= (time_out ? MAXLOCKATTEMPT : 0)) {
232 mutt_error _("Timeout exceeded while attempting flock lock!");
240 mutt_message (_("Waiting for flock attempt... %d"), ++attempt);
243 #endif /* USE_FLOCK */
247 r = dotlock_file (path, time_out);
248 #endif /* USE_DOTLOCK */
251 /* release any other locks obtained in this routine */
254 lck.l_type = F_UNLCK;
255 fcntl (fd, F_SETLK, &lck);
256 #endif /* USE_FCNTL */
260 #endif /* USE_FLOCK */
268 int mx_unlock_file (const char *path, int fd, int dot)
271 struct flock unlockit;
273 p_clear(&unlockit, 1);
274 unlockit.l_type = F_UNLCK;
275 unlockit.l_whence = SEEK_SET;
276 fcntl (fd, F_SETLK, &unlockit);
285 undotlock_file (path);
291 static void mx_unlink_empty (const char *path)
299 if ((fd = open (path, O_RDWR)) == -1)
302 if (mx_lock_file (path, fd, 1, 0, 1) == -1) {
308 invoke_dotlock (path, DL_FL_UNLINK, 1);
310 if (fstat (fd, &sb) == 0 && sb.st_size == 0)
314 mx_unlock_file (path, fd, 0);
318 /* try to figure out what type of mailbox ``path'' is */
319 int mx_get_magic (const char *path) {
322 if (m_strlen(path) == 0)
324 if ((i = mx_get_idx (path)) >= 0)
325 return (mxfmts[i]->type);
329 int mx_is_local (int m) {
332 return (mxfmts[m]->local);
336 * set DefaultMagic to the given value
338 int mx_set_magic (const char *s)
340 if (ascii_strcasecmp (s, "mbox") == 0)
341 DefaultMagic = M_MBOX;
342 else if (ascii_strcasecmp (s, "mmdf") == 0)
343 DefaultMagic = M_MMDF;
344 else if (ascii_strcasecmp (s, "mh") == 0)
346 else if (ascii_strcasecmp (s, "maildir") == 0)
347 DefaultMagic = M_MAILDIR;
354 /* mx_access: Wrapper for access, checks permissions on a given mailbox.
355 * We may be interested in using ACL-style flags at some point, currently
356 * we use the normal access() flags. */
357 int mx_access (const char *path, int flags)
361 if ((i = mx_get_idx (path)) >= 0 && mxfmts[i]->mx_access)
362 return (mxfmts[i]->mx_access(path,flags));
366 static int mx_open_mailbox_append (CONTEXT * ctx, int flags)
370 /* special case for appending to compressed folders -
371 * even if we can not open them for reading */
372 if (mutt_can_append_compressed (ctx->path))
373 mutt_open_append_compressed (ctx);
377 if (mx_get_magic (ctx->path) == M_IMAP)
378 return imap_open_mailbox_append (ctx);
380 if (stat (ctx->path, &sb) == 0) {
381 ctx->magic = mx_get_magic (ctx->path);
383 switch (ctx->magic) {
385 mutt_error (_("%s is not a mailbox."), ctx->path);
391 else if (errno == ENOENT) {
392 ctx->magic = DefaultMagic;
394 if (ctx->magic == M_MH || ctx->magic == M_MAILDIR) {
395 char tmp[_POSIX_PATH_MAX];
397 if (mkdir (ctx->path, S_IRWXU)) {
398 mutt_perror (ctx->path);
402 if (ctx->magic == M_MAILDIR) {
403 snprintf (tmp, sizeof (tmp), "%s/cur", ctx->path);
404 if (mkdir (tmp, S_IRWXU)) {
410 snprintf (tmp, sizeof (tmp), "%s/new", ctx->path);
411 if (mkdir (tmp, S_IRWXU)) {
413 snprintf (tmp, sizeof (tmp), "%s/cur", ctx->path);
418 snprintf (tmp, sizeof (tmp), "%s/tmp", ctx->path);
419 if (mkdir (tmp, S_IRWXU)) {
421 snprintf (tmp, sizeof (tmp), "%s/cur", ctx->path);
423 snprintf (tmp, sizeof (tmp), "%s/new", ctx->path);
432 snprintf (tmp, sizeof (tmp), "%s/.mh_sequences", ctx->path);
433 if ((i = creat (tmp, S_IRWXU)) == -1) {
443 mutt_perror (ctx->path);
447 switch (ctx->magic) {
451 safe_fopen (ctx->path, flags & M_NEWFOLDER ? "w" : "a")) == NULL
452 || mbox_lock_mailbox (ctx, 1, 1) != 0) {
454 mutt_perror (ctx->path);
456 mutt_error (_("Couldn't lock %s\n"), ctx->path);
457 safe_fclose (&ctx->fp);
461 fseeko (ctx->fp, 0, 2);
477 * open a mailbox and parse it
480 * flags M_NOSORT do not sort mailbox
481 * M_APPEND open mailbox for appending
482 * M_READONLY open mailbox in read-only mode
483 * M_QUIET only print error messages
484 * ctx if non-null, context struct to use
486 CONTEXT *mx_open_mailbox (const char *path, int flags, CONTEXT * pctx)
492 ctx = p_new(CONTEXT, 1);
494 ctx->path = m_strdup(path);
496 ctx->msgnotreadyet = -1;
501 if (flags & M_READONLY)
506 if (flags & (M_APPEND | M_NEWFOLDER)) {
507 if (mx_open_mailbox_append (ctx, flags) != 0) {
508 mx_fastclose_mailbox (ctx);
516 if (!MX_IDX(ctx->magic-1))
517 ctx->magic = mx_get_magic (path);
519 if (ctx->magic == M_COMPRESSED)
520 mutt_open_read_compressed (ctx);
523 mutt_error (_("%s is not a mailbox."), path);
525 if (ctx->magic == -1)
528 if (ctx->magic <= 0) {
529 mx_fastclose_mailbox (ctx);
535 /* if the user has a `push' command in their .muttrc, or in a folder-hook,
536 * it will cause the progress messages not to be displayed because
537 * mutt_refresh() will think we are in the middle of a macro. so set a
538 * flag to indicate that we should really refresh the screen.
540 set_option (OPTFORCEREFRESH);
543 mutt_message (_("Reading %s..."), ctx->path);
545 rc = mxfmts[ctx->magic-1]->mx_open_mailbox(ctx);
548 if ((flags & M_NOSORT) == 0) {
549 /* avoid unnecessary work since the mailbox is completely unthreaded
551 unset_option (OPTSORTSUBTHREADS);
552 unset_option (OPTNEEDRESCORE);
553 mutt_sort_headers (ctx, 1);
559 mx_fastclose_mailbox (ctx);
564 unset_option (OPTFORCEREFRESH);
568 /* free up memory associated with the mailbox context */
569 void mx_fastclose_mailbox (CONTEXT * ctx)
576 if (MX_IDX(ctx->magic-1) && mxfmts[ctx->magic-1]->mx_fastclose_mailbox)
577 mxfmts[ctx->magic-1]->mx_fastclose_mailbox(ctx);
579 hash_destroy (&ctx->subj_hash, NULL);
581 hash_destroy (&ctx->id_hash, NULL);
582 mutt_clear_threads (ctx);
583 for (i = 0; i < ctx->msgcount; i++)
584 header_delete(&ctx->hdrs[i]);
585 p_delete(&ctx->hdrs);
588 if (ctx->compressinfo)
589 mutt_fast_close_compressed (ctx);
591 p_delete(&ctx->path);
592 p_delete(&ctx->pattern);
593 if (ctx->limit_pattern)
594 mutt_pattern_free (&ctx->limit_pattern);
595 safe_fclose (&ctx->fp);
599 /* save changes to disk */
600 static int sync_mailbox (CONTEXT * ctx, int *index_hint)
605 mutt_message (_("Writing %s..."), ctx->path);
607 if (MX_IDX(ctx->magic-1))
608 /* the 1 is only of interest for IMAP and means EXPUNGE */
609 rc = mxfmts[ctx->magic-1]->mx_sync_mailbox(ctx,1,index_hint);
611 if (rc == 0 && ctx->compressinfo)
612 return mutt_sync_compressed (ctx);
617 /* move deleted mails to the trash folder */
618 static int trash_append (CONTEXT * ctx)
624 if (!TrashPath || !ctx->deleted ||
625 (ctx->magic == M_MAILDIR && option (OPTMAILDIRTRASH)))
628 for (; i < ctx->msgcount && (!ctx->hdrs[i]->deleted ||
629 ctx->hdrs[i]->appended); i++);
630 if (i == ctx->msgcount)
631 return 0; /* nothing to be done */
633 if (mutt_save_confirm (TrashPath, &st) != 0) {
634 mutt_error _("message(s) not deleted");
639 if (lstat (ctx->path, &stc) == 0 && stc.st_ino == st.st_ino
640 && stc.st_dev == st.st_dev && stc.st_rdev == st.st_rdev)
641 return 0; /* we are in the trash folder: simple sync */
643 if ((ctx_trash = mx_open_mailbox (TrashPath, M_APPEND, NULL)) != NULL) {
644 for (i = 0; i < ctx->msgcount; i++)
645 if (ctx->hdrs[i]->deleted && !ctx->hdrs[i]->appended
646 && !ctx->hdrs[i]->purged
647 && mutt_append_message (ctx_trash, ctx, ctx->hdrs[i], 0, 0) == -1) {
648 mx_close_mailbox (ctx_trash, NULL);
652 mx_close_mailbox (ctx_trash, NULL);
655 mutt_error _("Can't open trash folder");
663 /* save changes and close mailbox */
664 static int _mx_close_mailbox (CONTEXT * ctx, int *index_hint)
666 int i, move_messages = 0, purge = 1, read_msgs = 0;
670 char mbox[_POSIX_PATH_MAX];
671 char buf[SHORT_STRING];
679 if (ctx->magic == M_NNTP) {
682 ret = nntp_close_mailbox (ctx);
683 mx_fastclose_mailbox (ctx);
687 if (ctx->readonly || ctx->dontwrite) {
688 /* mailbox is readonly or we don't want to write */
689 mx_fastclose_mailbox (ctx);
694 /* mailbox was opened in write-mode */
695 if (ctx->magic == M_MBOX || ctx->magic == M_MMDF)
696 mbox_close_mailbox (ctx);
698 mx_fastclose_mailbox (ctx);
702 for (i = 0; i < ctx->msgcount; i++) {
703 if (!ctx->hdrs[i]->deleted && ctx->hdrs[i]->read
704 && !(ctx->hdrs[i]->flagged && option (OPTKEEPFLAGGED)))
708 if (read_msgs && quadoption (OPT_MOVE) != M_NO) {
711 if ((p = mutt_find_hook (M_MBOXHOOK, ctx->path))) {
713 m_strcpy(mbox, sizeof(mbox), p);
716 m_strcpy(mbox, sizeof(mbox), NONULL(Inbox));
717 isSpool = mutt_is_spool (ctx->path) && !mutt_is_spool (mbox);
719 mutt_expand_path (mbox, sizeof (mbox));
722 snprintf (buf, sizeof (buf), _("Move read messages to %s?"), mbox);
723 if ((move_messages = query_quadoption (OPT_MOVE, buf)) == -1) {
731 * There is no point in asking whether or not to purge if we are
732 * just marking messages as "trash".
734 if (ctx->deleted && !(ctx->magic == M_MAILDIR && option (OPTMAILDIRTRASH))) {
735 snprintf (buf, sizeof (buf), ctx->deleted == 1
736 ? _("Purge %d deleted message?") :
737 _("Purge %d deleted messages?"), ctx->deleted);
738 if ((purge = query_quadoption (OPT_DELETE, buf)) < 0) {
744 /* IMAP servers manage the OLD flag themselves */
745 if (ctx->magic != M_IMAP)
746 if (option (OPTMARKOLD)) {
747 for (i = 0; i < ctx->msgcount; i++) {
748 if (!ctx->hdrs[i]->deleted && !ctx->hdrs[i]->old)
749 mutt_set_flag (ctx, ctx->hdrs[i], M_OLD, 1);
754 mutt_message (_("Moving read messages to %s..."), mbox);
756 /* try to use server-side copy first */
759 if (ctx->magic == M_IMAP && imap_is_magic (mbox, NULL) == M_IMAP) {
760 /* tag messages for moving, and clear old tags, if any */
761 for (i = 0; i < ctx->msgcount; i++)
762 if (ctx->hdrs[i]->read && !ctx->hdrs[i]->deleted
763 && !(ctx->hdrs[i]->flagged && option (OPTKEEPFLAGGED)))
764 ctx->hdrs[i]->tagged = 1;
766 ctx->hdrs[i]->tagged = 0;
768 i = imap_copy_messages (ctx, NULL, mbox, 1);
771 if (i == 0) /* success */
773 else if (i == -1) { /* horrible error, bail */
777 else /* use regular append-copy mode */
779 if (mx_open_mailbox (mbox, M_APPEND, &f) == NULL) {
784 for (i = 0; i < ctx->msgcount; i++) {
785 if (ctx->hdrs[i]->read && !ctx->hdrs[i]->deleted
786 && !(ctx->hdrs[i]->flagged && option (OPTKEEPFLAGGED))) {
787 if (mutt_append_message (&f, ctx, ctx->hdrs[i], 0, CH_UPDATE_LEN) ==
789 mutt_set_flag (ctx, ctx->hdrs[i], M_DELETE, 1);
790 mutt_set_flag (ctx, ctx->hdrs[i], M_APPENDED, 1);
793 mx_close_mailbox (&f, NULL);
800 mx_close_mailbox (&f, NULL);
804 else if (!ctx->changed && ctx->deleted == 0) {
805 mutt_message _("Mailbox is unchanged.");
807 mx_fastclose_mailbox (ctx);
811 /* copy mails to the trash before expunging */
812 if (purge && ctx->deleted)
813 if (trash_append (ctx) != 0) {
818 /* allow IMAP to preserve the deleted flag across sessions */
819 if (ctx->magic == M_IMAP) {
820 if ((check = imap_sync_mailbox (ctx, purge, index_hint)) != 0) {
828 for (i = 0; i < ctx->msgcount; i++)
829 ctx->hdrs[i]->deleted = 0;
833 if (ctx->changed || ctx->deleted) {
834 if ((check = sync_mailbox (ctx, index_hint)) != 0) {
842 mutt_message (_("%d kept, %d moved, %d deleted."),
843 ctx->msgcount - ctx->deleted, read_msgs, ctx->deleted);
845 mutt_message (_("%d kept, %d deleted."),
846 ctx->msgcount - ctx->deleted, ctx->deleted);
848 if (ctx->msgcount == ctx->deleted &&
849 (ctx->magic == M_MMDF || ctx->magic == M_MBOX) &&
850 !mutt_is_spool (ctx->path) && !option (OPTSAVEEMPTY))
851 mx_unlink_empty (ctx->path);
853 if (ctx->compressinfo && mutt_slow_close_compressed (ctx))
856 mx_fastclose_mailbox (ctx);
861 int mx_close_mailbox (CONTEXT * ctx, int *index_hint) {
865 ret = _mx_close_mailbox (ctx, index_hint);
866 sidebar_set_buffystats (ctx);
870 /* update a Context structure's internal tables. */
872 void mx_update_tables (CONTEXT * ctx, int committing)
876 /* update memory to reflect the new state of the mailbox */
885 #define this_body ctx->hdrs[j]->content
886 for (i = 0, j = 0; i < ctx->msgcount; i++) {
887 if ((committing && (!ctx->hdrs[i]->deleted ||
888 (ctx->magic == M_MAILDIR
889 && option (OPTMAILDIRTRASH)))) || (!committing
893 ctx->hdrs[j] = ctx->hdrs[i];
896 ctx->hdrs[j]->msgno = j;
897 if (ctx->hdrs[j]->virtual != -1) {
898 ctx->v2r[ctx->vcount] = j;
899 ctx->hdrs[j]->virtual = ctx->vcount++;
900 ctx->vsize += this_body->length + this_body->offset -
901 this_body->hdr_offset;
905 ctx->hdrs[j]->changed = 0;
906 else if (ctx->hdrs[j]->changed)
910 || (ctx->magic == M_MAILDIR && option (OPTMAILDIRTRASH))) {
911 if (ctx->hdrs[j]->deleted)
915 if (ctx->hdrs[j]->tagged)
917 if (ctx->hdrs[j]->flagged)
919 if (!ctx->hdrs[j]->read) {
921 if (!ctx->hdrs[j]->old)
928 if (ctx->magic == M_MH || ctx->magic == M_MAILDIR)
929 ctx->size -= (ctx->hdrs[i]->content->length +
930 ctx->hdrs[i]->content->offset -
931 ctx->hdrs[i]->content->hdr_offset);
932 /* remove message from the hash tables */
933 if (ctx->subj_hash && ctx->hdrs[i]->env->real_subj)
934 hash_delete (ctx->subj_hash, ctx->hdrs[i]->env->real_subj,
936 if (ctx->id_hash && ctx->hdrs[i]->env->message_id)
937 hash_delete (ctx->id_hash, ctx->hdrs[i]->env->message_id,
939 header_delete(&ctx->hdrs[i]);
945 /* update sidebar count */
946 sidebar_set_buffystats (ctx);
950 /* save changes to mailbox
956 static int _mx_sync_mailbox (CONTEXT * ctx, int *index_hint)
960 int msgcount, deleted;
962 if (ctx->dontwrite) {
963 char buf[STRING], tmp[STRING];
965 if (km_expand_key (buf, sizeof (buf),
966 km_find_func (MENU_MAIN, OP_TOGGLE_WRITE)))
967 snprintf (tmp, sizeof (tmp), _(" Press '%s' to toggle write"), buf);
969 m_strcpy(tmp, sizeof(tmp), _("Use 'toggle-write' to re-enable write!"));
971 mutt_error (_("Mailbox is marked unwritable. %s"), tmp);
974 else if (ctx->readonly) {
975 mutt_error _("Mailbox is read-only.");
980 if (!ctx->changed && !ctx->deleted) {
981 mutt_message _("Mailbox is unchanged.");
987 char buf[SHORT_STRING];
989 snprintf (buf, sizeof (buf), ctx->deleted == 1
990 ? _("Purge %d deleted message?") :
991 _("Purge %d deleted messages?"), ctx->deleted);
992 if ((purge = query_quadoption (OPT_DELETE, buf)) < 0)
994 else if (purge == M_NO) {
996 return 0; /* nothing to do! */
997 /* let IMAP servers hold on to D flags */
998 if (ctx->magic != M_IMAP)
1000 for (i = 0; i < ctx->msgcount; i++)
1001 ctx->hdrs[i]->deleted = 0;
1005 else if (ctx->last_tag && ctx->last_tag->deleted)
1006 ctx->last_tag = NULL; /* reset last tagged msg now useless */
1009 /* really only for IMAP - imap_sync_mailbox results in a call to
1010 * mx_update_tables, so ctx->deleted is 0 when it comes back */
1011 msgcount = ctx->msgcount;
1012 deleted = ctx->deleted;
1014 if (purge && ctx->deleted) {
1015 if (trash_append (ctx) == -1)
1019 if (ctx->magic == M_IMAP)
1020 rc = imap_sync_mailbox (ctx, purge, index_hint);
1022 rc = sync_mailbox (ctx, index_hint);
1024 if (ctx->magic == M_IMAP && !purge)
1025 mutt_message (_("Mailbox checkpointed."));
1028 mutt_message (_("%d kept, %d deleted."), msgcount - deleted, deleted);
1032 if (ctx->msgcount == ctx->deleted &&
1033 (ctx->magic == M_MBOX || ctx->magic == M_MMDF) &&
1034 !mutt_is_spool (ctx->path) && !option (OPTSAVEEMPTY)) {
1036 mx_fastclose_mailbox (ctx);
1040 /* if we haven't deleted any messages, we don't need to resort */
1041 /* ... except for certain folder formats which need "unsorted"
1042 * sort order in order to synchronize folders.
1044 * MH and maildir are safe. mbox-style seems to need re-sorting,
1045 * at least with the new threading code.
1047 if (purge || (ctx->magic != M_MAILDIR && ctx->magic != M_MH)) {
1048 /* IMAP does this automatically after handling EXPUNGE */
1049 if (ctx->magic != M_IMAP)
1051 mx_update_tables (ctx, 1);
1052 mutt_sort_headers (ctx, 1); /* rethread from scratch */
1060 int mx_sync_mailbox (CONTEXT* ctx, int* index_hint) {
1061 int ret = _mx_sync_mailbox (ctx, index_hint);
1062 sidebar_set_buffystats (ctx);
1067 * dest destintation mailbox
1068 * hdr message being copied (required for maildir support, because
1069 * the filename depends on the message flags)
1071 MESSAGE *mx_open_new_message (CONTEXT * dest, HEADER * hdr, int flags)
1074 address_t *p = NULL;
1076 if (!MX_IDX(dest->magic-1)) {
1080 msg = p_new(MESSAGE, 1);
1081 msg->magic = dest->magic;
1085 msg->flags.flagged = hdr->flagged;
1086 msg->flags.replied = hdr->replied;
1087 msg->flags.read = hdr->read;
1088 msg->received = hdr->received;
1091 if (msg->received == 0)
1092 time (&msg->received);
1094 if (mxfmts[dest->magic-1]->mx_open_new_message(msg, dest, hdr) == 0) {
1095 if (dest->magic == M_MMDF)
1096 fputs (MMDF_SEP, msg->fp);
1098 if ((msg->magic == M_MBOX || msg->magic == M_MMDF) && flags & M_ADD_FROM) {
1100 if (hdr->env->return_path)
1101 p = hdr->env->return_path;
1102 else if (hdr->env->sender)
1103 p = hdr->env->sender;
1108 fprintf (msg->fp, "From %s %s", p ? p->mailbox : NONULL (Username),
1109 ctime (&msg->received));
1118 /* check for new mail */
1119 int mx_check_mailbox (CONTEXT * ctx, int *index_hint, int lock) {
1120 if (ctx->compressinfo)
1121 return mutt_check_mailbox_compressed (ctx);
1126 if (MX_IDX(ctx->magic-1) && mxfmts[ctx->magic-1]->mx_check_mailbox)
1127 return (mxfmts[ctx->magic-1]->mx_check_mailbox(ctx, index_hint, lock));
1133 /* return a stream pointer for a message */
1134 MESSAGE *mx_open_message (CONTEXT * ctx, int msgno)
1138 msg = p_new(MESSAGE, 1);
1139 switch (msg->magic = ctx->magic) {
1148 HEADER *cur = ctx->hdrs[msgno];
1149 char path[_POSIX_PATH_MAX];
1151 snprintf (path, sizeof (path), "%s/%s", ctx->path, cur->path);
1153 if ((msg->fp = fopen (path, "r")) == NULL && errno == ENOENT &&
1154 ctx->magic == M_MAILDIR)
1155 msg->fp = maildir_open_find_message (ctx->path, cur->path);
1157 if (msg->fp == NULL) {
1166 if (imap_fetch_message (msg, ctx, msgno) != 0)
1173 if (pop_fetch_message (msg, ctx, msgno) != 0)
1181 if (nntp_fetch_message (msg, ctx, msgno) != 0)
1185 #endif /* USE_NNTP */
1194 /* commit a message to a folder */
1196 int mx_commit_message (MESSAGE * msg, CONTEXT * ctx) {
1197 if (!(msg->write && ctx->append)) {
1200 if (!ctx || !MX_IDX(ctx->magic-1) || !mxfmts[ctx->magic-1]->mx_commit_message)
1202 return (mxfmts[ctx->magic-1]->mx_commit_message (msg, ctx));
1205 /* close a pointer to a message */
1206 int mx_close_message (MESSAGE ** msg)
1210 if ((*msg)->magic == M_MH || (*msg)->magic == M_MAILDIR
1211 || (*msg)->magic == M_IMAP
1212 || (*msg)->magic == M_POP
1214 || (*msg)->magic == M_NNTP
1217 r = safe_fclose (&(*msg)->fp);
1223 unlink ((*msg)->path);
1224 p_delete(&(*msg)->path);
1231 void mx_alloc_memory (CONTEXT * ctx)
1234 size_t s = MAX (sizeof (HEADER *), sizeof (int));
1236 if ((ctx->hdrmax + 25) * s < ctx->hdrmax * s) {
1237 mutt_error _("Integer overflow -- can't allocate memory.");
1244 p_realloc(&ctx->hdrs, ctx->hdrmax += 25);
1245 p_realloc(&ctx->v2r, ctx->hdrmax);
1248 ctx->hdrs = p_new(HEADER *, (ctx->hdrmax += 25));
1249 ctx->v2r = p_new(int, ctx->hdrmax);
1251 for (i = ctx->msgcount; i < ctx->hdrmax; i++) {
1252 ctx->hdrs[i] = NULL;
1257 /* this routine is called to update the counts in the context structure for
1258 * the last message header parsed.
1260 void mx_update_context (CONTEXT * ctx, int new_messages)
1265 for (msgno = ctx->msgcount - new_messages; msgno < ctx->msgcount; msgno++) {
1266 h = ctx->hdrs[msgno];
1268 /* NOTE: this _must_ be done before the check for mailcap! */
1269 h->security = crypt_query (h->content);
1271 if (!ctx->pattern) {
1272 ctx->v2r[ctx->vcount] = msgno;
1273 h->virtual = ctx->vcount++;
1279 if (h->env->supersedes) {
1283 ctx->id_hash = mutt_make_id_hash (ctx);
1285 h2 = hash_find (ctx->id_hash, h->env->supersedes);
1287 /* p_delete(&h->env->supersedes); should I ? */
1290 if (!ctx->counting && option (OPTSCORE))
1291 mutt_score_message (ctx, h2, 1);
1295 /* add this message to the hash tables */
1296 if (ctx->id_hash && h->env->message_id)
1297 hash_insert (ctx->id_hash, h->env->message_id, h, 0);
1298 if (!ctx->counting) {
1299 if (ctx->subj_hash && h->env->real_subj)
1300 hash_insert (ctx->subj_hash, h->env->real_subj, h, 1);
1302 if (option (OPTSCORE))
1303 mutt_score_message (ctx, h, 0);
1318 /* update sidebar count */
1319 sidebar_set_buffystats (ctx);
1324 * 1 if the specified mailbox contains 0 messages.
1325 * 0 if the mailbox contains messages
1328 int mx_check_empty (const char *path)
1331 if ((i = mx_get_idx (path)) >= 0 && mxfmts[i]->mx_check_empty)
1332 return (mxfmts[i]->mx_check_empty(path));
1337 int mx_acl_check (CONTEXT* ctx, int flag) {
1338 if (!ctx || !MX_IDX(ctx->magic-1))
1340 /* if no acl_check defined for module, assume permission is granted */
1341 if (!mxfmts[ctx->magic-1]->mx_acl_check)
1343 return (mxfmts[ctx->magic-1]->mx_acl_check(ctx,flag));
1346 int mx_rebuild_cache (void) {
1348 mutt_error (_("Support for header caching was not build in."));
1351 int i = 0, magic = 0;
1352 CONTEXT* ctx = NULL;
1355 if (list_empty(Incoming)) {
1356 mutt_error (_("No mailboxes defined."));
1360 for (i = 0; i < Incoming->length; i++) {
1361 b = (BUFFY*) Incoming->data[i];
1362 magic = mx_get_magic (b->path);
1363 if (magic != M_MAILDIR && magic != M_MH && magic != M_IMAP)
1365 sidebar_set_current (b->path);
1367 if ((ctx = mx_open_mailbox (b->path,
1368 M_READONLY | M_NOSORT | M_COUNT,
1370 mx_close_mailbox (ctx, 0);
1372 mutt_clear_error ();
1374 if (Context && Context->path)
1375 sidebar_set_current (Context->path);
1382 void mutt_parse_mime_message (CONTEXT * ctx, HEADER * cur)
1388 if (cur->content->type != TYPEMESSAGE
1389 && cur->content->type != TYPEMULTIPART)
1390 break; /* nothing to do */
1392 if (cur->content->parts)
1393 break; /* The message was parsed earlier. */
1395 if ((msg = mx_open_message (ctx, cur->msgno))) {
1396 mutt_parse_part (msg->fp, cur->content);
1398 cur->security = crypt_query (cur->content);
1400 mx_close_message (&msg);
1403 mutt_count_body_parts (cur, flags | M_PARTS_RECOUNT);