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/*
** Copyright (C) 2010 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
**
** 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 3, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**
*/
#include <glib.h>
#include <string.h>
#include "mu-util.h"
#include "mu-msg-flags.h"
static struct {
char kar;
MuMsgFlags flag;
gboolean file_flag;
} FLAG_CHARS[] = {
{'D', MU_MSG_FLAG_DRAFT, TRUE},
{'F', MU_MSG_FLAG_FLAGGED, TRUE},
{'N', MU_MSG_FLAG_NEW, TRUE},
{'P', MU_MSG_FLAG_PASSED, TRUE},
{'R', MU_MSG_FLAG_REPLIED, TRUE},
{'S', MU_MSG_FLAG_SEEN, TRUE},
{'T', MU_MSG_FLAG_TRASHED, TRUE},
{'a', MU_MSG_FLAG_HAS_ATTACH, FALSE},
{'s', MU_MSG_FLAG_SIGNED, FALSE},
{'x', MU_MSG_FLAG_ENCRYPTED, FALSE}
};
MuMsgFlags
mu_msg_flags_from_str (const char* str)
{
MuMsgFlags flags = 0;
while (str[0]) {
int i;
MuMsgFlags oneflag = MU_MSG_FLAG_UNKNOWN;
for (i = 0; i != G_N_ELEMENTS(FLAG_CHARS); ++i) {
if (str[0] == FLAG_CHARS[i].kar) {
oneflag = FLAG_CHARS[i].flag;
break;
}
}
if (oneflag == MU_MSG_FLAG_UNKNOWN)
return MU_MSG_FLAG_UNKNOWN;
else
flags |= oneflag;
++str;
}
return flags;
}
MuMsgFlags
mu_msg_flags_from_char (char c)
{
char str[2];
str[0] = c;
str[1] = '\0';
return mu_msg_flags_from_str (str);
}
const char*
mu_msg_flags_to_str_s (MuMsgFlags flags)
{
int i = 0, j = 0;
static char buf[G_N_ELEMENTS(FLAG_CHARS) + 1];
for (i = 0; i != G_N_ELEMENTS(FLAG_CHARS); ++i)
if (flags & FLAG_CHARS[i].flag)
buf[j++] = FLAG_CHARS[i].kar;
buf[j] = '\0';
return buf;
}
gboolean
mu_msg_flags_is_file_flag (MuMsgFlags flag)
{
int i = 0;
for (i = 0; i != G_N_ELEMENTS(FLAG_CHARS); ++i)
if (flag == FLAG_CHARS[i].flag)
return FLAG_CHARS[i].file_flag;
return FALSE;
}
/*
* is this a 'new' msg or a 'cur' msg?; if new, we return
* (in info) a ptr to the info part
*/
enum _MsgType {
MSG_TYPE_CUR,
MSG_TYPE_NEW,
MSG_TYPE_OTHER
};
typedef enum _MsgType MsgType;
static MsgType
check_msg_type (const char* path, char **info)
{
char *dir, *file;
MsgType mtype;
/* try to find the info part */
/* note that we can use either the ':' or '!' as separator;
* the former is the official, but as it does not work on e.g. VFAT
* file systems, some Maildir implementations use the latter instead
* (or both). For example, Tinymail/modest does this. The python
* documentation at http://docs.python.org/lib/mailbox-maildir.html
* mentions the '!' as well as a 'popular choice'
*/
dir = g_path_get_dirname (path);
file = g_path_get_basename (path);
if (!(*info = strrchr(file, ':')))
*info = strrchr (file, '!'); /* Tinymail */
if (*info)
++(*info); /* skip the ':' or '!' */
if (g_str_has_suffix (dir, G_DIR_SEPARATOR_S "cur")) {
if (!*info)
g_debug ("'cur' file, but no info part: %s", path);
mtype = MSG_TYPE_CUR;
} else if (g_str_has_suffix (dir, G_DIR_SEPARATOR_S "new")) {
if (*info)
g_debug ("'new' file, ignoring info part: %s", path);
mtype = MSG_TYPE_NEW;
} else
mtype = MSG_TYPE_OTHER; /* file has been added explicitly as
a single message */
if (*info)
*info = g_strdup (*info);
g_free (dir);
g_free (file);
return mtype;
}
MuMsgFlags
mu_msg_flags_from_file (const char* path)
{
MuMsgFlags flags;
MsgType mtype;
char *info = NULL;
g_return_val_if_fail (path, MU_MSG_FLAG_UNKNOWN);
g_return_val_if_fail (!g_str_has_suffix(path,G_DIR_SEPARATOR_S),
MU_MSG_FLAG_UNKNOWN);
mtype = check_msg_type (path, &info);
/* we ignore any flags for a new message */
if (mtype == MSG_TYPE_NEW) {
g_free (info);
return MU_MSG_FLAG_NEW;
}
flags = 0;
if (mtype == MSG_TYPE_CUR || mtype == MSG_TYPE_OTHER) {
char *cursor = info;
/* only support the "2," format */
if (cursor && cursor[0]=='2' && cursor[1]==',') {
cursor += 2; /* jump past 2, */
while (*cursor) {
MuMsgFlags oneflag =
mu_msg_flags_from_char (*cursor);
/* ignore anything but file flags */
if (mu_msg_flags_is_file_flag(oneflag))
flags |= oneflag;
++cursor;
}
}
}
g_free (info);
return flags;
}
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