2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
27 #include <glib/gi18n.h>
39 #include "prefs_common.h"
40 #include "prefs_account.h"
43 #include "filtering.h"
44 #include "alertpanel.h"
46 #define MSGBUFSIZE 8192
48 #define FPUTS_TO_TMP_ABORT_IF_FAIL(s) \
51 if (fputs(s, tmp_fp) == EOF) { \
52 g_warning("can't write to temporary file\n"); \
61 gint proc_mbox(FolderItem *dest, const gchar *mbox, gboolean apply_filter)
64 gchar buf[MSGBUFSIZE];
70 GSList *to_filter = NULL, *cur;
72 g_return_val_if_fail(dest != NULL, -1);
73 g_return_val_if_fail(mbox != NULL, -1);
75 debug_print("Getting messages from %s into %s...\n", mbox, dest->path);
77 if ((mbox_fp = g_fopen(mbox, "rb")) == NULL) {
78 FILE_OP_ERROR(mbox, "fopen");
79 alertpanel_error(_("Could not open mbox file:\n%s\n"), mbox);
83 /* ignore empty lines on the head */
85 if (fgets(buf, sizeof(buf), mbox_fp) == NULL) {
86 g_warning("can't read mbox file.\n");
90 } while (buf[0] == '\n' || buf[0] == '\r');
92 if (strncmp(buf, "From ", 5) != 0) {
93 g_warning("invalid mbox format: %s\n", mbox);
98 tmp_file = get_tmp_file();
100 folder_item_update_freeze();
104 FolderItem *dropfolder;
108 if ((tmp_fp = g_fopen(tmp_file, "wb")) == NULL) {
109 FILE_OP_ERROR(tmp_file, "fopen");
110 g_warning("can't open temporary file\n");
115 if (change_file_mode_rw(tmp_fp, tmp_file) < 0) {
116 FILE_OP_ERROR(tmp_file, "chmod");
123 /* process all lines from mboxrc file */
124 while (fgets(buf, sizeof(buf), mbox_fp) != NULL) {
127 /* eof not reached, expect more lines */
130 /* eat empty lines */
131 if (buf[0] == '\n' || buf[0] == '\r') {
136 /* From separator or quoted From */
138 /* detect leading '>' char(s) */
139 while ((buf[offset] == '>')) {
142 if (!strncmp(buf+offset, "From ", 5)) {
143 /* From separator: */
145 /* expect next mbox item */
150 /* flush any eaten empty line */
151 if (empty_lines > 0) {
152 while (empty_lines-- > 0) {
153 FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
157 /* store the unquoted line */
158 FPUTS_TO_TMP_ABORT_IF_FAIL(buf + 1);
163 /* flush any eaten empty line */
164 if (empty_lines > 0) {
165 while (empty_lines-- > 0) {
166 FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
170 /* store the line itself */
171 FPUTS_TO_TMP_ABORT_IF_FAIL(buf);
173 /* end of mbox item or end of mbox */
175 /* flush any eaten empty line (but the last one) */
176 if (empty_lines > 0) {
177 while (--empty_lines > 0) {
178 FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
182 /* more emails to expect? */
183 more = !feof(mbox_fp);
185 /* warn if email part is empty (it's the minimum check
188 g_warning("malformed mbox: %s: message %d is empty\n", mbox, msgs);
195 if (fclose(tmp_fp) == EOF) {
196 FILE_OP_ERROR(tmp_file, "fclose");
197 g_warning("can't write to temporary file\n");
204 dropfolder = folder_get_default_processing();
206 if ((msgnum = folder_item_add_msg(dropfolder, tmp_file, NULL, TRUE)) < 0) {
213 msginfo = folder_item_get_msginfo(dropfolder, msgnum);
214 if (!apply_filter || !procmsg_msginfo_filter(msginfo)) {
215 folder_item_move_msg(dest, msginfo);
216 procmsg_msginfo_free(msginfo);
218 to_filter = g_slist_append(to_filter, msginfo);
223 filtering_move_and_copy_msgs(to_filter);
224 for (cur = to_filter; cur; cur = g_slist_next(cur)) {
225 MsgInfo *info = (MsgInfo *)cur->data;
226 procmsg_msginfo_free(info);
229 folder_item_update_thaw();
233 debug_print("%d messages found.\n", msgs);
238 gint lock_mbox(const gchar *base, LockType type)
243 if (type == LOCK_FILE) {
244 gchar *lockfile, *locklink;
248 lockfile = g_strdup_printf("%s.%d", base, getpid());
249 if ((lockfp = g_fopen(lockfile, "wb")) == NULL) {
250 FILE_OP_ERROR(lockfile, "fopen");
251 g_warning("can't create lock file %s\n", lockfile);
252 g_warning("use 'flock' instead of 'file' if possible.\n");
257 fprintf(lockfp, "%d\n", getpid());
260 locklink = g_strconcat(base, ".lock", NULL);
261 while (link(lockfile, locklink) < 0) {
262 FILE_OP_ERROR(lockfile, "link");
264 g_warning("can't create %s\n", lockfile);
270 g_warning("mailbox is owned by another"
271 " process, waiting...\n");
277 } else if (type == LOCK_FLOCK) {
281 if ((lockfd = open(base, O_RDONLY)) < 0) {
283 if ((lockfd = open(base, O_RDWR)) < 0) {
285 FILE_OP_ERROR(base, "open");
289 if (flock(lockfd, LOCK_EX|LOCK_NB) < 0) {
293 if (lockf(lockfd, F_TLOCK, 0) < 0) {
298 #endif /* HAVE_FLOCK */
299 g_warning("can't lock %s\n", base);
300 if (close(lockfd) < 0)
306 g_warning("invalid lock type\n");
313 #endif /* G_OS_UNIX */
316 gint unlock_mbox(const gchar *base, gint fd, LockType type)
318 if (type == LOCK_FILE) {
321 lockfile = g_strconcat(base, ".lock", NULL);
322 if (g_unlink(lockfile) < 0) {
323 FILE_OP_ERROR(lockfile, "unlink");
330 } else if (type == LOCK_FLOCK) {
332 if (flock(fd, LOCK_UN) < 0) {
336 if (lockf(fd, F_ULOCK, 0) < 0) {
341 #endif /* HAVE_FLOCK */
342 g_warning("can't unlock %s\n", base);
356 g_warning("invalid lock type\n");
360 gint copy_mbox(const gchar *src, const gchar *dest)
362 return copy_file(src, dest, TRUE);
365 void empty_mbox(const gchar *mbox)
369 if ((fp = g_fopen(mbox, "wb")) == NULL) {
370 FILE_OP_ERROR(mbox, "fopen");
371 g_warning("can't truncate mailbox to zero.\n");
377 gint export_list_to_mbox(GSList *mlist, const gchar *mbox)
385 if (g_file_test(mbox, G_FILE_TEST_EXISTS) == TRUE) {
386 if (alertpanel_full(_("Overwrite mbox file"),
387 _("This file already exists. Do you want to overwrite it?"),
388 _("Overwrite"), GTK_STOCK_CANCEL, NULL, FALSE,
389 NULL, ALERT_WARNING, G_ALERTALTERNATE)
390 == G_ALERTALTERNATE) {
395 if ((mbox_fp = g_fopen(mbox, "wb")) == NULL) {
396 FILE_OP_ERROR(mbox, "fopen");
397 alertpanel_error(_("Could not create mbox file:\n%s\n"), mbox);
401 for (cur = mlist; cur != NULL; cur = cur->next) {
402 msginfo = (MsgInfo *)cur->data;
405 msg_fp = procmsg_open_message(msginfo);
407 procmsg_msginfo_free(msginfo);
412 msginfo->from ? msginfo->from :
413 cur_account && cur_account->address ?
414 cur_account->address : "unknown",
416 extract_address(buf);
418 fprintf(mbox_fp, "From %s %s",
419 buf, ctime(&msginfo->date_t));
423 /* write email to mboxrc */
424 while (fgets(buf, sizeof(buf), msg_fp) != NULL) {
425 /* quote any From, >From, >>From, etc., according to mbox format specs */
429 /* detect leading '>' char(s) */
430 while ((buf[offset] == '>')) {
433 if (!strncmp(buf+offset, "From ", 5))
438 /* force last line to end w/ a newline */
442 if ((buf[len] != '\n') && (buf[len] != '\r'))
443 fputc('\n', mbox_fp);
446 /* add a trailing empty line */
447 fputc('\n', mbox_fp);
450 procmsg_msginfo_free(msginfo);
458 /* read all messages in SRC, and store them into one MBOX file. */
459 gint export_to_mbox(FolderItem *src, const gchar *mbox)
463 g_return_val_if_fail(src != NULL, -1);
464 g_return_val_if_fail(src->folder != NULL, -1);
465 g_return_val_if_fail(mbox != NULL, -1);
467 debug_print("Exporting messages from %s into %s...\n",
470 mlist = folder_item_get_msg_list(src);
472 export_list_to_mbox(mlist, mbox);
474 procmsg_msg_list_free(mlist);