423 lines
8.9 KiB
C
423 lines
8.9 KiB
C
/*
|
|
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
|
|
* Copyright (C) 1999-2001 Hiroyuki Yamamoto
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#include "defs.h"
|
|
|
|
#include <glib.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#include <string.h>
|
|
#include <fcntl.h>
|
|
#include <sys/file.h>
|
|
#include <ctype.h>
|
|
#include <time.h>
|
|
|
|
#include "intl.h"
|
|
#include "mbox.h"
|
|
#include "procmsg.h"
|
|
#include "folder.h"
|
|
#include "prefs_common.h"
|
|
#include "prefs_account.h"
|
|
#include "account.h"
|
|
#include "utils.h"
|
|
#include "filtering.h"
|
|
|
|
#define MSGBUFSIZE 8192
|
|
|
|
#define FPUTS_TO_TMP_ABORT_IF_FAIL(s) \
|
|
{ \
|
|
if (fputs(s, tmp_fp) == EOF) { \
|
|
g_warning("can't write to temporary file\n"); \
|
|
fclose(tmp_fp); \
|
|
fclose(mbox_fp); \
|
|
unlink(tmp_file); \
|
|
g_free(tmp_file); \
|
|
return -1; \
|
|
} \
|
|
}
|
|
|
|
gint proc_mbox(FolderItem *dest, const gchar *mbox)
|
|
{
|
|
FILE *mbox_fp;
|
|
gchar buf[MSGBUFSIZE], from_line[MSGBUFSIZE];
|
|
gchar *tmp_file;
|
|
gint msgs = 0;
|
|
|
|
g_return_val_if_fail(dest != NULL, -1);
|
|
g_return_val_if_fail(mbox != NULL, -1);
|
|
|
|
debug_print("Getting messages from %s into %s...\n", mbox, dest->path);
|
|
|
|
if ((mbox_fp = fopen(mbox, "rb")) == NULL) {
|
|
FILE_OP_ERROR(mbox, "fopen");
|
|
return -1;
|
|
}
|
|
|
|
/* ignore empty lines on the head */
|
|
do {
|
|
if (fgets(buf, sizeof(buf), mbox_fp) == NULL) {
|
|
g_warning("can't read mbox file.\n");
|
|
fclose(mbox_fp);
|
|
return -1;
|
|
}
|
|
} while (buf[0] == '\n' || buf[0] == '\r');
|
|
|
|
if (strncmp(buf, "From ", 5) != 0) {
|
|
g_warning("invalid mbox format: %s\n", mbox);
|
|
fclose(mbox_fp);
|
|
return -1;
|
|
}
|
|
|
|
strcpy(from_line, buf);
|
|
if (fgets(buf, sizeof(buf), mbox_fp) == NULL) {
|
|
g_warning("malformed mbox: %s\n", mbox);
|
|
fclose(mbox_fp);
|
|
return -1;
|
|
}
|
|
|
|
tmp_file = get_tmp_file();
|
|
|
|
do {
|
|
FILE *tmp_fp;
|
|
FolderItem *dropfolder;
|
|
gint empty_line;
|
|
gboolean is_next_msg = FALSE;
|
|
gint msgnum;
|
|
|
|
if ((tmp_fp = fopen(tmp_file, "wb")) == NULL) {
|
|
FILE_OP_ERROR(tmp_file, "fopen");
|
|
g_warning("can't open temporary file\n");
|
|
fclose(mbox_fp);
|
|
g_free(tmp_file);
|
|
return -1;
|
|
}
|
|
if (change_file_mode_rw(tmp_fp, tmp_file) < 0)
|
|
FILE_OP_ERROR(tmp_file, "chmod");
|
|
|
|
/* convert unix From into Return-Path */
|
|
/*
|
|
startp = from_line + 5;
|
|
endp = strchr(startp, ' ');
|
|
if (endp == NULL)
|
|
rpath = g_strdup(startp);
|
|
else
|
|
rpath = g_strndup(startp, endp - startp);
|
|
g_strstrip(rpath);
|
|
g_snprintf(from_line, sizeof(from_line),
|
|
"Return-Path: %s\n", rpath);
|
|
g_free(rpath);
|
|
*/
|
|
|
|
FPUTS_TO_TMP_ABORT_IF_FAIL(from_line);
|
|
FPUTS_TO_TMP_ABORT_IF_FAIL(buf);
|
|
from_line[0] = '\0';
|
|
|
|
empty_line = 0;
|
|
|
|
while (fgets(buf, sizeof(buf), mbox_fp) != NULL) {
|
|
if (buf[0] == '\n' || buf[0] == '\r') {
|
|
empty_line++;
|
|
buf[0] = '\0';
|
|
continue;
|
|
}
|
|
|
|
/* From separator */
|
|
while (!strncmp(buf, "From ", 5)) {
|
|
strcpy(from_line, buf);
|
|
if (fgets(buf, sizeof(buf), mbox_fp) == NULL) {
|
|
buf[0] = '\0';
|
|
break;
|
|
}
|
|
|
|
if (is_header_line(buf)) {
|
|
is_next_msg = TRUE;
|
|
break;
|
|
} else if (!strncmp(buf, "From ", 5)) {
|
|
continue;
|
|
} else if (!strncmp(buf, ">From ", 6)) {
|
|
g_memmove(buf, buf + 1, strlen(buf));
|
|
is_next_msg = TRUE;
|
|
break;
|
|
} else {
|
|
g_warning("unescaped From found:\n%s",
|
|
from_line);
|
|
break;
|
|
}
|
|
}
|
|
if (is_next_msg) break;
|
|
|
|
if (empty_line > 0) {
|
|
while (empty_line--)
|
|
FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
|
|
empty_line = 0;
|
|
}
|
|
|
|
if (from_line[0] != '\0') {
|
|
FPUTS_TO_TMP_ABORT_IF_FAIL(from_line);
|
|
from_line[0] = '\0';
|
|
}
|
|
|
|
if (buf[0] != '\0') {
|
|
if (!strncmp(buf, ">From ", 6)) {
|
|
FPUTS_TO_TMP_ABORT_IF_FAIL(buf + 1);
|
|
} else
|
|
FPUTS_TO_TMP_ABORT_IF_FAIL(buf);
|
|
|
|
buf[0] = '\0';
|
|
}
|
|
}
|
|
|
|
if (empty_line > 0) {
|
|
while (--empty_line)
|
|
FPUTS_TO_TMP_ABORT_IF_FAIL("\n");
|
|
}
|
|
|
|
if (fclose(tmp_fp) == EOF) {
|
|
FILE_OP_ERROR(tmp_file, "fclose");
|
|
g_warning("can't write to temporary file\n");
|
|
fclose(mbox_fp);
|
|
unlink(tmp_file);
|
|
g_free(tmp_file);
|
|
return -1;
|
|
}
|
|
|
|
dropfolder = folder_get_default_processing();
|
|
|
|
if ((msgnum = folder_item_add_msg(dropfolder, tmp_file, TRUE)) < 0) {
|
|
fclose(mbox_fp);
|
|
unlink(tmp_file);
|
|
g_free(tmp_file);
|
|
return -1;
|
|
}
|
|
|
|
filter_message(global_processing, dest,
|
|
msgnum);
|
|
|
|
msgs++;
|
|
} while (from_line[0] != '\0');
|
|
|
|
g_free(tmp_file);
|
|
fclose(mbox_fp);
|
|
debug_print("%d messages found.\n", msgs);
|
|
|
|
return msgs;
|
|
}
|
|
|
|
gint lock_mbox(const gchar *base, LockType type)
|
|
{
|
|
gint retval = 0;
|
|
|
|
if (type == LOCK_FILE) {
|
|
gchar *lockfile, *locklink;
|
|
gint retry = 0;
|
|
FILE *lockfp;
|
|
|
|
lockfile = g_strdup_printf("%s.%d", base, getpid());
|
|
if ((lockfp = fopen(lockfile, "wb")) == NULL) {
|
|
FILE_OP_ERROR(lockfile, "fopen");
|
|
g_warning("can't create lock file %s\n", lockfile);
|
|
g_warning("use 'flock' instead of 'file' if possible.\n");
|
|
g_free(lockfile);
|
|
return -1;
|
|
}
|
|
|
|
fprintf(lockfp, "%d\n", getpid());
|
|
fclose(lockfp);
|
|
|
|
locklink = g_strconcat(base, ".lock", NULL);
|
|
while (link(lockfile, locklink) < 0) {
|
|
FILE_OP_ERROR(lockfile, "link");
|
|
if (retry >= 5) {
|
|
g_warning("can't create %s\n", lockfile);
|
|
unlink(lockfile);
|
|
g_free(lockfile);
|
|
return -1;
|
|
}
|
|
if (retry == 0)
|
|
g_warning("mailbox is owned by another"
|
|
" process, waiting...\n");
|
|
retry++;
|
|
sleep(5);
|
|
}
|
|
unlink(lockfile);
|
|
g_free(lockfile);
|
|
} else if (type == LOCK_FLOCK) {
|
|
gint lockfd;
|
|
|
|
#if HAVE_FLOCK
|
|
if ((lockfd = open(base, O_RDONLY)) < 0) {
|
|
#else
|
|
if ((lockfd = open(base, O_RDWR)) < 0) {
|
|
#endif
|
|
FILE_OP_ERROR(base, "open");
|
|
return -1;
|
|
}
|
|
#if HAVE_FLOCK
|
|
if (flock(lockfd, LOCK_EX|LOCK_NB) < 0) {
|
|
perror("flock");
|
|
#else
|
|
#if HAVE_LOCKF
|
|
if (lockf(lockfd, F_TLOCK, 0) < 0) {
|
|
perror("lockf");
|
|
#else
|
|
{
|
|
#endif
|
|
#endif /* HAVE_FLOCK */
|
|
g_warning("can't lock %s\n", base);
|
|
if (close(lockfd) < 0)
|
|
perror("close");
|
|
return -1;
|
|
}
|
|
retval = lockfd;
|
|
} else {
|
|
g_warning("invalid lock type\n");
|
|
return -1;
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
gint unlock_mbox(const gchar *base, gint fd, LockType type)
|
|
{
|
|
if (type == LOCK_FILE) {
|
|
gchar *lockfile;
|
|
|
|
lockfile = g_strconcat(base, ".lock", NULL);
|
|
if (unlink(lockfile) < 0) {
|
|
FILE_OP_ERROR(lockfile, "unlink");
|
|
g_free(lockfile);
|
|
return -1;
|
|
}
|
|
g_free(lockfile);
|
|
|
|
return 0;
|
|
} else if (type == LOCK_FLOCK) {
|
|
#if HAVE_FLOCK
|
|
if (flock(fd, LOCK_UN) < 0) {
|
|
perror("flock");
|
|
#else
|
|
#if HAVE_LOCKF
|
|
if (lockf(fd, F_ULOCK, 0) < 0) {
|
|
perror("lockf");
|
|
#else
|
|
{
|
|
#endif
|
|
#endif /* HAVE_FLOCK */
|
|
g_warning("can't unlock %s\n", base);
|
|
if (close(fd) < 0)
|
|
perror("close");
|
|
return -1;
|
|
}
|
|
|
|
if (close(fd) < 0) {
|
|
perror("close");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
g_warning("invalid lock type\n");
|
|
return -1;
|
|
}
|
|
|
|
gint copy_mbox(const gchar *src, const gchar *dest)
|
|
{
|
|
return copy_file(src, dest, TRUE);
|
|
}
|
|
|
|
void empty_mbox(const gchar *mbox)
|
|
{
|
|
if (truncate(mbox, 0) < 0) {
|
|
FILE *fp;
|
|
|
|
FILE_OP_ERROR(mbox, "truncate");
|
|
if ((fp = fopen(mbox, "wb")) == NULL) {
|
|
FILE_OP_ERROR(mbox, "fopen");
|
|
g_warning("can't truncate mailbox to zero.\n");
|
|
return;
|
|
}
|
|
fclose(fp);
|
|
}
|
|
}
|
|
|
|
/* read all messages in SRC, and store them into one MBOX file. */
|
|
gint export_to_mbox(FolderItem *src, const gchar *mbox)
|
|
{
|
|
GSList *mlist;
|
|
GSList *cur;
|
|
MsgInfo *msginfo;
|
|
FILE *msg_fp;
|
|
FILE *mbox_fp;
|
|
gchar buf[BUFFSIZE];
|
|
|
|
g_return_val_if_fail(src != NULL, -1);
|
|
g_return_val_if_fail(src->folder != NULL, -1);
|
|
g_return_val_if_fail(mbox != NULL, -1);
|
|
|
|
debug_print("Exporting messages from %s into %s...\n",
|
|
src->path, mbox);
|
|
|
|
if ((mbox_fp = fopen(mbox, "wb")) == NULL) {
|
|
FILE_OP_ERROR(mbox, "fopen");
|
|
return -1;
|
|
}
|
|
|
|
mlist = folder_item_get_msg_list(src);
|
|
|
|
for (cur = mlist; cur != NULL; cur = cur->next) {
|
|
msginfo = (MsgInfo *)cur->data;
|
|
|
|
msg_fp = procmsg_open_message(msginfo);
|
|
if (!msg_fp) {
|
|
procmsg_msginfo_free(msginfo);
|
|
continue;
|
|
}
|
|
|
|
strncpy2(buf,
|
|
msginfo->from ? msginfo->from :
|
|
cur_account && cur_account->address ?
|
|
cur_account->address : "unknown",
|
|
sizeof(buf));
|
|
extract_address(buf);
|
|
|
|
fprintf(mbox_fp, "From %s %s",
|
|
buf, ctime(&msginfo->date_t));
|
|
|
|
while (fgets(buf, sizeof(buf), msg_fp) != NULL) {
|
|
if (!strncmp(buf, "From ", 5))
|
|
fputc('>', mbox_fp);
|
|
fputs(buf, mbox_fp);
|
|
}
|
|
fputc('\n', mbox_fp);
|
|
|
|
fclose(msg_fp);
|
|
procmsg_msginfo_free(msginfo);
|
|
}
|
|
|
|
g_slist_free(mlist);
|
|
|
|
fclose(mbox_fp);
|
|
|
|
return 0;
|
|
}
|