isync/main.c
Michael Elkins 3fe6f3f086 added --create/-C command line option to force creation of the local
maildir-style mailbox if nonexistent

debug.h was not included in isync_SOURCES in Makefile.am
2001-11-20 18:06:09 +00:00

356 lines
7.6 KiB
C

/* $Id$
*
* isync - IMAP4 to maildir mailbox synchronizer
* Copyright (C) 2000-1 Michael R. Elkins <me@mutt.org>
*
* 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
*/
#include <stdlib.h>
#include <unistd.h>
#include <limits.h>
#include <pwd.h>
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <ctype.h>
#include "isync.h"
#if HAVE_GETOPT_LONG
#define _GNU_SOURCE
#include <getopt.h>
struct option Opts[] = {
{"all", 0, NULL, 'a'},
{"config", 1, NULL, 'c'},
{"create", 0, NULL, 'C'},
{"delete", 0, NULL, 'd'},
{"expunge", 0, NULL, 'e'},
{"fast", 0, NULL, 'f'},
{"help", 0, NULL, 'h'},
{"remote", 1, NULL, 'r'},
{"host", 1, NULL, 's'},
{"port", 1, NULL, 'p'},
{"quiet", 0, NULL, 'q'},
{"user", 1, NULL, 'u'},
{"version", 0, NULL, 'v'},
{"verbose", 0, NULL, 'V'},
{0, 0, 0, 0}
};
#endif
config_t global;
unsigned int Tag = 0;
char Hostname[256];
int Verbose = 0;
static void
version (void)
{
printf ("%s %s\n", PACKAGE, VERSION);
exit (0);
}
static void
usage (void)
{
printf ("%s %s IMAP4 to maildir synchronizer\n", PACKAGE, VERSION);
puts ("Copyright (C) 2000-1 Michael R. Elkins <me@mutt.org>");
printf ("usage: %s [ flags ] mailbox [mailbox ...]\n", PACKAGE);
puts (" -a, --all Synchronize all defined mailboxes");
puts (" -c, --config CONFIG read an alternate config file (default: ~/.isyncrc)");
puts (" -C, --create create local maildir mailbox if nonexistent");
puts (" -d, --delete delete local msgs that don't exist on the server");
puts (" -e, --expunge expunge deleted messages from the server");
puts (" -f, --fast only fetch new messages");
puts (" -h, --help display this help message");
puts (" -p, --port PORT server IMAP port");
puts (" -r, --remote BOX remote mailbox");
puts (" -s, --host HOST IMAP server address");
puts (" -u, --user USER IMAP user name");
puts (" -v, --version display version");
puts (" -V, --verbose verbose mode (display network traffic)");
puts ("Compile time options:");
#if HAVE_LIBSSL
puts (" +HAVE_LIBSSL");
#else
puts (" -HAVE_LIBSSL");
#endif
exit (0);
}
char *
next_arg (char **s)
{
char *ret;
if (!s)
return 0;
if (!*s)
return 0;
while (isspace ((unsigned char) **s))
(*s)++;
if (!**s)
{
*s = 0;
return 0;
}
if (**s == '"')
{
++*s;
ret = *s;
*s = strchr (*s, '"');
}
else
{
ret = *s;
while (**s && !isspace ((unsigned char) **s))
(*s)++;
}
if (*s)
{
if (**s)
*(*s)++ = 0;
if (!**s)
*s = 0;
}
return ret;
}
int
main (int argc, char **argv)
{
int i;
config_t *box = 0;
mailbox_t *mail;
imap_t *imap = 0;
int expunge = 0; /* by default, don't delete anything */
int fast = 0;
int delete = 0;
char *config = 0;
struct passwd *pw;
int quiet = 0;
int all = 0;
int create = 0;
pw = getpwuid (getuid ());
/* defaults */
memset (&global, 0, sizeof (global));
global.port = 143;
global.box = "INBOX";
global.user = strdup (pw->pw_name);
global.maildir = strdup (pw->pw_dir);
global.max_size = 0;
global.max_messages = 0;
global.use_namespace = 1;
#if HAVE_LIBSSL
/* this will probably annoy people, but its the best default just in
* case people forget to turn it on
*/
global.require_ssl = 1;
global.use_sslv2 = 0;
global.use_sslv3 = 0;
global.use_tlsv1 = 1;
#endif
#define FLAGS "aCc:defhp:qu:r:s:vV"
#if HAVE_GETOPT_LONG
while ((i = getopt_long (argc, argv, FLAGS, Opts, NULL)) != -1)
#else
while ((i = getopt (argc, argv, FLAGS)) != -1)
#endif
{
switch (i)
{
case 'a':
all = 1;
break;
case 'C':
create = 1;
break;
case 'c':
config = optarg;
break;
case 'd':
delete = 1;
break;
case 'e':
expunge = 1;
break;
case 'f':
fast = 1;
break;
case 'p':
global.port = atoi (optarg);
break;
case 'q':
quiet = 1;
Verbose = 0;
break;
case 'r':
global.box = optarg;
break;
case 's':
#if HAVE_LIBSSL
if (!strncasecmp ("imaps:", optarg, 6))
{
global.use_imaps = 1;
optarg += 6;
}
#endif
global.host = optarg;
break;
case 'u':
free (global.user);
global.user = optarg;
break;
case 'V':
Verbose = 1;
break;
case 'v':
version ();
default:
usage ();
}
}
if (!argv[optind] && !all)
{
puts ("No mailbox specified");
usage ();
}
gethostname (Hostname, sizeof (Hostname));
load_config (config);
for (box = boxes; (all && box) || (!all && argv[optind]); optind++)
{
if (!all)
{
if (NULL == (box = find_box (argv[optind])))
{
/* if enough info is given on the command line, don't worry if
* the mailbox isn't defined.
*/
if (!global.host)
{
fprintf (stderr, "%s: no such mailbox\n", argv[optind]);
continue;
}
global.path = argv[optind];
box = &global;
}
}
if (!box->pass)
{
/* if we don't have a global password set, prompt the user for
* it now.
*/
if (!global.pass)
{
global.pass = getpass ("Password:");
if (!global.pass)
{
puts ("Aborting, no password");
exit (1);
}
}
box->pass = strdup (global.pass);
}
if (!quiet)
printf ("Reading %s\n", box->path);
i = 0;
if (fast)
i |= OPEN_FAST;
if (create)
i |= OPEN_CREATE;
mail = maildir_open (box->path, i);
if (!mail)
{
fprintf (stderr, "ERROR: unable to load mailbox %s\n", box->path);
goto cleanup;
}
imap = imap_open (box, fast ? mail->maxuid + 1 : 1, imap);
if (!imap)
{
fprintf (stderr, "%s: skipping mailbox due to IMAP error\n",
box->path);
goto cleanup;
}
if (!quiet)
puts ("Synchronizing");
i = 0;
if (quiet)
i |= SYNC_QUIET;
i |= (delete || box->delete) ? SYNC_DELETE : 0;
i |= (expunge || box->expunge) ? SYNC_EXPUNGE : 0;
if (sync_mailbox (mail, imap, i, box->max_size, box->max_messages))
exit (1);
if (!fast)
{
if ((expunge || box->expunge) && (imap->deleted || mail->deleted))
{
/* remove messages marked for deletion */
if (!quiet)
printf ("Expunging %d messages from server\n",
imap->deleted);
if (imap_expunge (imap))
exit (1);
if (!quiet)
printf ("Expunging %d messages from local mailbox\n",
mail->deleted);
if (maildir_expunge (mail, 0))
exit (1);
}
/* remove messages deleted from server. this can safely be an
* `else' clause since dead messages are marked as deleted by
* sync_mailbox.
*/
else if (delete)
maildir_expunge (mail, 1);
}
/* write changed flags back to the mailbox */
if (!quiet)
printf ("Committing changes to %s\n", mail->path);
if (maildir_close (mail))
exit (1);
cleanup:
if (all)
box = box->next;
}
/* gracefully close connection to the IMAP server */
imap_close (imap);
free_config ();
#if DEBUG
debug_cleanup ();
#endif
exit (0);
}