1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
|
/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999-2000, 2003-2005, 2007, 2009-2012 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_MH
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include <dirent.h>
#include <mailutils/sys/url.h>
#include <mailutils/sys/folder.h>
#include <mailutils/sys/registrar.h>
#include <mailutils/sys/amd.h>
#include <mailutils/util.h>
#include <mailutils/cctype.h>
/* Check if NAME is a valid MH message name */
static int
mh_message_name_p (const char *name)
{
for ( ; *name; name++)
if (!mu_isdigit (*name))
return 0;
return 1;
}
/* Check if directory NAME is a valid MH folder directory */
static int
mh_dir_p (const char *name)
{
DIR *dir;
struct dirent *entry;
int result = 0;
dir = opendir (name);
if (!dir)
return 1; /* Maybe yes */
while (!result && (entry = readdir (dir)))
{
switch (entry->d_name[0])
{
case '.':
result = strcmp (entry->d_name, ".mh_sequences") == 0;
break;
case ',':
result = mh_message_name_p (entry->d_name + 1);
break;
default:
result = mh_message_name_p (entry->d_name);
break;
}
}
closedir (dir);
return result;
}
static int
_mh_is_scheme (mu_record_t record, mu_url_t url, int flags)
{
int rc = 0;
int scheme_matched = mu_url_is_scheme (url, record->scheme);
if (scheme_matched || mu_scheme_autodetect_p (url))
{
/* Attempt 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; /* mu_mailbox_open will complain*/
}
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) && mh_dir_p (path))
rc |= MU_FOLDER_ATTRIBUTE_FILE;
}
}
return rc & flags;
}
static int
_mh_list_p (mu_record_t record, const char *name, int flags MU_ARG_UNUSED)
{
if (name[0] == ',' ||
((strlen (name) > 3) &&
(memcmp (name, ".mh", 3) == 0 || memcmp (name, ".mu", 3) == 0)))
return 0;
for (; *name; name++)
if (!mu_isdigit (*name))
return 1;
return 0;
}
static struct _mu_record _mh_record =
{
MU_MH_PRIO,
MU_MH_SCHEME,
MU_RECORD_LOCAL,
MU_URL_SCHEME | MU_URL_PATH | MU_URL_PARAM,
MU_URL_PATH,
mu_url_expand_path, /* Url init. */
_mailbox_mh_init, /* Mailbox init. */
NULL, /* Mailer init. */
_mu_fsfolder_init, /* Folder init. */
NULL, /* back pointer. */
_mh_is_scheme, /* _is_scheme method. */
NULL, /* _get_url method. */
NULL, /* _get_mailbox method. */
NULL, /* _get_mailer method. */
NULL, /* _get_folder method. */
_mh_list_p
};
mu_record_t mu_mh_record = &_mh_record;
#else
#include <stdio.h>
#include <mailutils/sys/registrar.h>
mu_record_t mu_mh_record = NULL;
#endif
|
