folder.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2004-2005, 2007, 2010-2012, 2014 Free Software
Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef ENABLE_MAILDIR
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <mailutils/sys/folder.h>
#include <mailutils/sys/registrar.h>
#include <maildir.h>
#include <mailutils/util.h>
#include <mailutils/url.h>
#include <mailutils/sys/amd.h>
static int
dir_exists (const char *name, const char *suf)
{
struct stat st;
char *s = maildir_mkfilename (name, suf, NULL);
if (stat (s, &st) < 0)
return 0;
free (s);
return S_ISDIR (st.st_mode);
}
static int
_maildir_is_scheme (mu_record_t record, mu_url_t url, int flags)
{
int scheme_matched = mu_url_is_scheme (url, record->scheme);
int rc = 0;
if (scheme_matched || mu_scheme_autodetect_p (url))
{
/* Attemp auto-detection */
const char *path;
struct stat st;
if (mu_url_sget_path (url, &path))
return 0;
if (stat (path, &st) < 0)
{
if (errno == ENOENT && scheme_matched)
return MU_FOLDER_ATTRIBUTE_ALL & flags;
return 0;
}
if (!S_ISDIR (st.st_mode))
return 0;
if (scheme_matched)
rc = MU_FOLDER_ATTRIBUTE_ALL;
else
{
rc |= MU_FOLDER_ATTRIBUTE_DIRECTORY;
if ((flags & MU_FOLDER_ATTRIBUTE_FILE)
&& dir_exists (path, TMPSUF)
&& dir_exists (path, CURSUF)
&& dir_exists (path, NEWSUF))
rc |= MU_FOLDER_ATTRIBUTE_FILE;
}
}
return rc & flags;
}
static int
_maildir_list_p (mu_record_t record, const char *name, int flags MU_ARG_UNUSED)
{
return strcmp (name, TMPSUF)
&& strcmp (name, CURSUF)
&& strcmp (name, NEWSUF)
&& !((strlen (name) > 3) &&
(memcmp (name, ".mh", 3) == 0 || memcmp (name, ".mu", 3) == 0));
}
static struct _mu_record _maildir_record =
{
MU_MAILDIR_PRIO,
MU_MAILDIR_SCHEME,
MU_RECORD_LOCAL,
MU_URL_SCHEME | MU_URL_PATH | MU_URL_PARAM,
MU_URL_PATH,
mu_url_expand_path, /* Url init. */
_mailbox_maildir_init, /* Mailbox init. */
NULL, /* Mailer init. */
_mu_fsfolder_init, /* Folder init. */
NULL, /* back pointer. */
_maildir_is_scheme, /* _is_scheme method. */
NULL, /* _get_url method. */
NULL, /* _get_mailbox method. */
NULL, /* _get_mailer method. */
NULL, /* _get_folder method. */
_maildir_list_p
};
mu_record_t mu_maildir_record = &_maildir_record;
#else
#include <stdio.h>
#include <mailutils/sys/registrar.h>
mu_record_t mu_maildir_record = NULL;
#endif