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>
40 #include "prefs_common.h"
41 #include "prefs_account.h"
44 #include "filtering.h"
45 #include "alertpanel.h"
46 #include "statusbar.h"
48 #define MSGBUFSIZE 8192
50 #define FPUTS_TO_TMP_ABORT_IF_FAIL(s) \
53 if (fputs(s, tmp_fp) == EOF) { \
54 g_warning("can't write to temporary file\n"); \
63 gint proc_mbox(FolderItem *dest, const gchar *mbox, gboolean apply_filter)
64 /* return values: -1 error, >=0 number of msgs added */
67 gchar buf[MSGBUFSIZE];
73 GSList *to_filter = NULL, *to_drop = NULL, *cur, *to_add = NULL;
74 gboolean printed = FALSE;
75 FolderItem *dropfolder;
77 g_return_val_if_fail(dest != NULL, -1);
78 g_return_val_if_fail(mbox != NULL, -1);
80 debug_print("Getting messages from %s into %s...\n", mbox, dest->path);
82 if ((mbox_fp = g_fopen(mbox, "rb")) == NULL) {
83 FILE_OP_ERROR(mbox, "fopen");
84 alertpanel_error(_("Could not open mbox file:\n%s\n"), mbox);
88 /* ignore empty lines on the head */
90 if (fgets(buf, sizeof(buf), mbox_fp) == NULL) {
91 g_warning("can't read mbox file.\n");
95 } while (buf[0] == '\n' || buf[0] == '\r');
97 if (strncmp(buf, "From ", 5) != 0) {
98 g_warning("invalid mbox format: %s\n", mbox);
103 tmp_file = get_tmp_file();
105 folder_item_update_freeze();
108 dropfolder = folder_get_default_processing();
117 if (msgs > 0 && msgs%500 == 0) {
120 statusbar_print_all(_("Importing from mbox... (%d mails imported)"), msgs);
125 if ((tmp_fp = g_fopen(tmp_file, "wb")) == NULL) {
126 FILE_OP_ERROR(tmp_file, "fopen");
127 g_warning("can't open temporary file\n");
132 if (change_file_mode_rw(tmp_fp, tmp_file) < 0) {
133 FILE_OP_ERROR(tmp_file, "chmod");
140 /* process all lines from mboxrc file */
141 while (fgets(buf, sizeof(buf), mbox_fp) != NULL) {
144 /* eof not reached, expect more lines */
147 /* eat empty lines */
148 if (buf[0] == '\n' || buf[0] == '\r') {
153 /* From separator or quoted From */
155 /* detect leading '>' char(s) */
156 while ((buf[offset] == '>')) {
159 if (!strncmp(buf+offset, "From ", 5)) {
160 /* From separator: */
162 /* expect next mbox item */
167 /* flush any eaten empty line */
168 if (empty_lines > 0) {
169 while (empty_lines-- > 0) {
170 FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
174 /* store the unquoted line */
175 FPUTS_TO_TMP_ABORT_IF_FAIL(buf + 1);
180 /* flush any eaten empty line */
181 if (empty_lines > 0) {
182 while (empty_lines-- > 0) {
183 FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
187 /* store the line itself */
188 FPUTS_TO_TMP_ABORT_IF_FAIL(buf);
190 /* end of mbox item or end of mbox */
192 /* flush any eaten empty line (but the last one) */
193 if (empty_lines > 0) {
194 while (--empty_lines > 0) {
195 FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
199 /* more emails to expect? */
200 more = !feof(mbox_fp);
202 /* warn if email part is empty (it's the minimum check
205 g_warning("malformed mbox: %s: message %d is empty\n", mbox, msgs);
212 if (fclose(tmp_fp) == EOF) {
213 FILE_OP_ERROR(tmp_file, "fclose");
214 g_warning("can't write to temporary file\n");
222 if ((msgnum = folder_item_add_msg(dropfolder, tmp_file, NULL, TRUE)) < 0) {
228 msginfo = folder_item_get_msginfo(dropfolder, msgnum);
229 if (!procmsg_msginfo_filter(msginfo))
230 to_drop = g_slist_prepend(to_drop, msginfo);
232 to_filter = g_slist_prepend(to_filter, msginfo);
234 MsgFileInfo *finfo = g_new0(MsgFileInfo, 1);
235 finfo->file = tmp_file;
237 to_add = g_slist_prepend(to_add, finfo);
238 tmp_file = get_tmp_file();
240 /* flush every 500 */
241 if (msgs > 0 && msgs % 500 == 0) {
242 folder_item_add_msgs(dropfolder, to_add, TRUE);
243 procmsg_message_file_list_free(to_add);
254 to_drop = g_slist_reverse(to_drop);
255 folder_item_move_msgs(dest, to_drop);
256 for (cur = to_drop; cur; cur = g_slist_next(cur)) {
257 MsgInfo *info = (MsgInfo *)cur->data;
258 procmsg_msginfo_free(info);
261 to_drop = g_slist_reverse(to_filter);
262 filtering_move_and_copy_msgs(to_filter);
263 for (cur = to_filter; cur; cur = g_slist_next(cur)) {
264 MsgInfo *info = (MsgInfo *)cur->data;
265 procmsg_msginfo_free(info);
268 g_slist_free(to_drop);
269 g_slist_free(to_filter);
271 folder_item_add_msgs(dropfolder, to_add, TRUE);
272 procmsg_message_file_list_free(to_add);
276 folder_item_update_thaw();
280 debug_print("%d messages found.\n", msgs);
285 gint lock_mbox(const gchar *base, LockType type)
290 if (type == LOCK_FILE) {
291 gchar *lockfile, *locklink;
295 lockfile = g_strdup_printf("%s.%d", base, getpid());
296 if ((lockfp = g_fopen(lockfile, "wb")) == NULL) {
297 FILE_OP_ERROR(lockfile, "fopen");
298 g_warning("can't create lock file %s\n", lockfile);
299 g_warning("use 'flock' instead of 'file' if possible.\n");
304 fprintf(lockfp, "%d\n", getpid());
307 locklink = g_strconcat(base, ".lock", NULL);
308 while (link(lockfile, locklink) < 0) {
309 FILE_OP_ERROR(lockfile, "link");
311 g_warning("can't create %s\n", lockfile);
317 g_warning("mailbox is owned by another"
318 " process, waiting...\n");
324 } else if (type == LOCK_FLOCK) {
326 gboolean fcntled = FALSE;
330 fl.l_whence = SEEK_SET;
336 if ((lockfd = open(base, O_RDWR)) < 0) {
338 if ((lockfd = open(base, O_RDWR)) < 0) {
340 FILE_OP_ERROR(base, "open");
345 if (fcntl(lockfd, F_SETLK, &fl) == -1) {
346 g_warning("can't fnctl %s (%s)", base, strerror(errno));
354 if (flock(lockfd, LOCK_EX|LOCK_NB) < 0 && !fcntled) {
358 if (lockf(lockfd, F_TLOCK, 0) < 0 && !fcntled) {
363 #endif /* HAVE_FLOCK */
364 g_warning("can't lock %s\n", base);
365 if (close(lockfd) < 0)
371 g_warning("invalid lock type\n");
378 #endif /* G_OS_UNIX */
381 gint unlock_mbox(const gchar *base, gint fd, LockType type)
383 if (type == LOCK_FILE) {
386 lockfile = g_strconcat(base, ".lock", NULL);
387 if (g_unlink(lockfile) < 0) {
388 FILE_OP_ERROR(lockfile, "unlink");
395 } else if (type == LOCK_FLOCK) {
396 gboolean fcntled = FALSE;
400 fl.l_whence = SEEK_SET;
404 if (fcntl(fd, F_SETLK, &fl) == -1) {
405 g_warning("can't fnctl %s", base);
412 if (flock(fd, LOCK_UN) < 0 && !fcntled) {
416 if (lockf(fd, F_ULOCK, 0) < 0 && !fcntled) {
421 #endif /* HAVE_FLOCK */
422 g_warning("can't unlock %s\n", base);
436 g_warning("invalid lock type\n");
440 gint copy_mbox(const gchar *src, const gchar *dest)
442 return copy_file(src, dest, TRUE);
445 void empty_mbox(const gchar *mbox)
449 if ((fp = g_fopen(mbox, "wb")) == NULL) {
450 FILE_OP_ERROR(mbox, "fopen");
451 g_warning("can't truncate mailbox to zero.\n");
457 gint export_list_to_mbox(GSList *mlist, const gchar *mbox)
458 /* return values: -2 skipped, -1 error, 0 OK */
465 gint msgs = 1, total = g_slist_length(mlist);
466 if (g_file_test(mbox, G_FILE_TEST_EXISTS) == TRUE) {
467 if (alertpanel_full(_("Overwrite mbox file"),
468 _("This file already exists. Do you want to overwrite it?"),
469 GTK_STOCK_CANCEL, _("Overwrite"), NULL, FALSE,
470 NULL, ALERT_WARNING, G_ALERTDEFAULT)
471 != G_ALERTALTERNATE) {
476 if ((mbox_fp = g_fopen(mbox, "wb")) == NULL) {
477 FILE_OP_ERROR(mbox, "fopen");
478 alertpanel_error(_("Could not create mbox file:\n%s\n"), mbox);
482 statusbar_print_all(_("Exporting to mbox..."));
483 for (cur = mlist; cur != NULL; cur = cur->next) {
484 msginfo = (MsgInfo *)cur->data;
487 msg_fp = procmsg_open_message(msginfo);
493 msginfo->from ? msginfo->from :
494 cur_account && cur_account->address ?
495 cur_account->address : "unknown",
497 extract_address(buf);
499 fprintf(mbox_fp, "From %s %s",
500 buf, ctime(&msginfo->date_t));
504 /* write email to mboxrc */
505 while (fgets(buf, sizeof(buf), msg_fp) != NULL) {
506 /* quote any From, >From, >>From, etc., according to mbox format specs */
510 /* detect leading '>' char(s) */
511 while ((buf[offset] == '>')) {
514 if (!strncmp(buf+offset, "From ", 5))
519 /* force last line to end w/ a newline */
523 if ((buf[len] != '\n') && (buf[len] != '\r'))
524 fputc('\n', mbox_fp);
527 /* add a trailing empty line */
528 fputc('\n', mbox_fp);
531 statusbar_progress_all(msgs++,total, 500);
535 statusbar_progress_all(0,0,0);
543 /* read all messages in SRC, and store them into one MBOX file. */
544 /* return values: -2 skipped, -1 error, 0 OK */
545 gint export_to_mbox(FolderItem *src, const gchar *mbox)
550 g_return_val_if_fail(src != NULL, -1);
551 g_return_val_if_fail(src->folder != NULL, -1);
552 g_return_val_if_fail(mbox != NULL, -1);
554 debug_print("Exporting messages from %s into %s...\n",
557 mlist = folder_item_get_msg_list(src);
559 ret = export_list_to_mbox(mlist, mbox);
561 procmsg_msg_list_free(mlist);