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.
39 #include "prefs_common.h"
40 #include "prefs_account.h"
43 #include "filtering.h"
45 #define MSGBUFSIZE 8192
47 #define FPUTS_TO_TMP_ABORT_IF_FAIL(s) \
49 if (fputs(s, tmp_fp) == EOF) { \
50 g_warning("can't write to temporary file\n"); \
59 gint proc_mbox(FolderItem *dest, const gchar *mbox)
62 gchar buf[MSGBUFSIZE], from_line[MSGBUFSIZE];
66 g_return_val_if_fail(dest != NULL, -1);
67 g_return_val_if_fail(mbox != NULL, -1);
69 debug_print("Getting messages from %s into %s...\n", mbox, dest->path);
71 if ((mbox_fp = fopen(mbox, "rb")) == NULL) {
72 FILE_OP_ERROR(mbox, "fopen");
76 /* ignore empty lines on the head */
78 if (fgets(buf, sizeof(buf), mbox_fp) == NULL) {
79 g_warning("can't read mbox file.\n");
83 } while (buf[0] == '\n' || buf[0] == '\r');
85 if (strncmp(buf, "From ", 5) != 0) {
86 g_warning("invalid mbox format: %s\n", mbox);
91 strcpy(from_line, buf);
92 if (fgets(buf, sizeof(buf), mbox_fp) == NULL) {
93 g_warning("malformed mbox: %s\n", mbox);
98 tmp_file = get_tmp_file();
102 FolderItem *dropfolder;
104 gboolean is_next_msg = FALSE;
107 if ((tmp_fp = fopen(tmp_file, "wb")) == NULL) {
108 FILE_OP_ERROR(tmp_file, "fopen");
109 g_warning("can't open temporary file\n");
114 if (change_file_mode_rw(tmp_fp, tmp_file) < 0)
115 FILE_OP_ERROR(tmp_file, "chmod");
117 /* convert unix From into Return-Path */
119 startp = from_line + 5;
120 endp = strchr(startp, ' ');
122 rpath = g_strdup(startp);
124 rpath = g_strndup(startp, endp - startp);
126 g_snprintf(from_line, sizeof(from_line),
127 "Return-Path: %s\n", rpath);
131 FPUTS_TO_TMP_ABORT_IF_FAIL(from_line);
132 FPUTS_TO_TMP_ABORT_IF_FAIL(buf);
137 while (fgets(buf, sizeof(buf), mbox_fp) != NULL) {
138 if (buf[0] == '\n' || buf[0] == '\r') {
145 while (!strncmp(buf, "From ", 5)) {
146 strcpy(from_line, buf);
147 if (fgets(buf, sizeof(buf), mbox_fp) == NULL) {
152 if (is_header_line(buf)) {
155 } else if (!strncmp(buf, "From ", 5)) {
157 } else if (!strncmp(buf, ">From ", 6)) {
158 g_memmove(buf, buf + 1, strlen(buf));
162 g_warning("unescaped From found:\n%s",
167 if (is_next_msg) break;
169 if (empty_line > 0) {
171 FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
175 if (from_line[0] != '\0') {
176 FPUTS_TO_TMP_ABORT_IF_FAIL(from_line);
180 if (buf[0] != '\0') {
181 if (!strncmp(buf, ">From ", 6)) {
182 FPUTS_TO_TMP_ABORT_IF_FAIL(buf + 1);
184 FPUTS_TO_TMP_ABORT_IF_FAIL(buf);
190 if (empty_line > 0) {
192 FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
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, TRUE)) < 0) {
213 filter_message(global_processing, dest,
217 } while (from_line[0] != '\0');
221 debug_print("%d messages found.\n", msgs);
226 gint lock_mbox(const gchar *base, LockType type)
230 if (type == LOCK_FILE) {
231 gchar *lockfile, *locklink;
235 lockfile = g_strdup_printf("%s.%d", base, getpid());
236 if ((lockfp = fopen(lockfile, "wb")) == NULL) {
237 FILE_OP_ERROR(lockfile, "fopen");
238 g_warning("can't create lock file %s\n", lockfile);
239 g_warning("use 'flock' instead of 'file' if possible.\n");
244 fprintf(lockfp, "%d\n", getpid());
247 locklink = g_strconcat(base, ".lock", NULL);
248 while (link(lockfile, locklink) < 0) {
249 FILE_OP_ERROR(lockfile, "link");
251 g_warning("can't create %s\n", lockfile);
257 g_warning("mailbox is owned by another"
258 " process, waiting...\n");
264 } else if (type == LOCK_FLOCK) {
268 if ((lockfd = open(base, O_RDONLY)) < 0) {
270 if ((lockfd = open(base, O_RDWR)) < 0) {
272 FILE_OP_ERROR(base, "open");
276 if (flock(lockfd, LOCK_EX|LOCK_NB) < 0) {
280 if (lockf(lockfd, F_TLOCK, 0) < 0) {
285 #endif /* HAVE_FLOCK */
286 g_warning("can't lock %s\n", base);
287 if (close(lockfd) < 0)
293 g_warning("invalid lock type\n");
300 gint unlock_mbox(const gchar *base, gint fd, LockType type)
302 if (type == LOCK_FILE) {
305 lockfile = g_strconcat(base, ".lock", NULL);
306 if (unlink(lockfile) < 0) {
307 FILE_OP_ERROR(lockfile, "unlink");
314 } else if (type == LOCK_FLOCK) {
316 if (flock(fd, LOCK_UN) < 0) {
320 if (lockf(fd, F_ULOCK, 0) < 0) {
325 #endif /* HAVE_FLOCK */
326 g_warning("can't unlock %s\n", base);
340 g_warning("invalid lock type\n");
344 gint copy_mbox(const gchar *src, const gchar *dest)
346 return copy_file(src, dest, TRUE);
349 void empty_mbox(const gchar *mbox)
351 if (truncate(mbox, 0) < 0) {
354 FILE_OP_ERROR(mbox, "truncate");
355 if ((fp = fopen(mbox, "wb")) == NULL) {
356 FILE_OP_ERROR(mbox, "fopen");
357 g_warning("can't truncate mailbox to zero.\n");
364 /* read all messages in SRC, and store them into one MBOX file. */
365 gint export_to_mbox(FolderItem *src, const gchar *mbox)
374 g_return_val_if_fail(src != NULL, -1);
375 g_return_val_if_fail(src->folder != NULL, -1);
376 g_return_val_if_fail(mbox != NULL, -1);
378 debug_print("Exporting messages from %s into %s...\n",
381 if ((mbox_fp = fopen(mbox, "wb")) == NULL) {
382 FILE_OP_ERROR(mbox, "fopen");
386 mlist = folder_item_get_msg_list(src);
388 for (cur = mlist; cur != NULL; cur = cur->next) {
389 msginfo = (MsgInfo *)cur->data;
391 msg_fp = procmsg_open_message(msginfo);
393 procmsg_msginfo_free(msginfo);
398 msginfo->from ? msginfo->from :
399 cur_account && cur_account->address ?
400 cur_account->address : "unknown",
402 extract_address(buf);
404 fprintf(mbox_fp, "From %s %s",
405 buf, ctime(&msginfo->date_t));
407 while (fgets(buf, sizeof(buf), msg_fp) != NULL) {
408 if (!strncmp(buf, "From ", 5))
412 fputc('\n', mbox_fp);
415 procmsg_msginfo_free(msginfo);