aboutsummaryrefslogtreecommitdiffstats
path: root/camel/providers/local/camel-mbox-store.c
blob: 0cebdf4450e658c570a73a3bf0aefde9cfd63e6e (plain) (blame)
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
162
163
164
165
166
167
168
169
170
171
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
 *
 * Authors: Michael Zucchi <notzed@ximian.com>
 *
 * Copyright (C) 2000 Ximian, Inc.
 *
 * 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 <sys/stat.h>
#include <errno.h>
#include <string.h>
#include <unistd.h>

#include "camel-mbox-store.h"
#include "camel-mbox-folder.h"
#include "camel-exception.h"
#include "camel-url.h"

static CamelLocalStoreClass *parent_class = NULL;

/* Returns the class for a CamelMboxStore */
#define CMBOXS_CLASS(so) CAMEL_MBOX_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so))
#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so))
#define CMBOXF_CLASS(so) CAMEL_MBOX_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so))

static CamelFolder *get_folder(CamelStore *store, const char *folder_name, guint32 flags, CamelException *ex);
static void delete_folder(CamelStore *store, const char *folder_name, CamelException *ex);

static void
camel_mbox_store_class_init (CamelMboxStoreClass *camel_mbox_store_class)
{
    CamelStoreClass *camel_store_class = CAMEL_STORE_CLASS (camel_mbox_store_class);

    parent_class = (CamelLocalStoreClass *)camel_type_get_global_classfuncs(camel_local_store_get_type());
    
    /* virtual method overload */
    camel_store_class->get_folder = get_folder;
    camel_store_class->delete_folder = delete_folder;
}

CamelType
camel_mbox_store_get_type (void)
{
    static CamelType camel_mbox_store_type = CAMEL_INVALID_TYPE;
    
    if (camel_mbox_store_type == CAMEL_INVALID_TYPE)    {
        camel_mbox_store_type = camel_type_register (CAMEL_LOCAL_STORE_TYPE, "CamelMboxStore",
                                 sizeof (CamelMboxStore),
                                 sizeof (CamelMboxStoreClass),
                                 (CamelObjectClassInitFunc) camel_mbox_store_class_init,
                                 NULL,
                                 NULL,
                                 NULL);
    }
    
    return camel_mbox_store_type;
}

static CamelFolder *
get_folder(CamelStore *store, const char *folder_name, guint32 flags, CamelException *ex)
{
    char *name;
    struct stat st;

    (void) ((CamelStoreClass *)parent_class)->get_folder(store, folder_name, flags, ex);
    if (camel_exception_is_set(ex))
        return NULL;

    name = g_strdup_printf("%s%s", CAMEL_LOCAL_STORE(store)->toplevel_dir, folder_name);

    if (stat(name, &st) == -1) {
        int fd;

        if (errno != ENOENT) {
            camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
                         _("Could not open file `%s':\n%s"),
                         name, g_strerror(errno));
            g_free(name);
            return NULL;
        }
        if ((flags & CAMEL_STORE_FOLDER_CREATE) == 0) {
            camel_exception_setv(ex, CAMEL_EXCEPTION_STORE_NO_FOLDER,
                         _("Folder `%s' does not exist."),
                         folder_name);
            g_free(name);
            return NULL;
        }

        fd = open(name, O_WRONLY | O_CREAT | O_APPEND, 0600);
        if (fd == -1) {
            camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
                         _("Could not create file `%s':\n%s"),
                         name, g_strerror(errno));
            g_free(name);
            return NULL;
        }
        g_free(name);
        close(fd);
    } else if (!S_ISREG(st.st_mode)) {
        camel_exception_setv(ex, CAMEL_EXCEPTION_STORE_NO_FOLDER,
                     _("`%s' is not a regular file."),
                     name);
        g_free(name);
        return NULL;
    } else
        g_free(name);

    return camel_mbox_folder_new(store, folder_name, flags, ex);
}

static void
delete_folder (CamelStore *store, const char *folder_name, CamelException *ex)
{
    char *name;
    struct stat st;

    name = g_strdup_printf ("%s%s", CAMEL_LOCAL_STORE (store)->toplevel_dir, folder_name);
    if (stat (name, &st) == -1) {
        camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
                      _("Could not delete folder `%s':\n%s"),
                      folder_name, g_strerror (errno));
        g_free (name);
        return;
    }
    
    if (!S_ISREG (st.st_mode)) {
        camel_exception_setv (ex, CAMEL_EXCEPTION_STORE_NO_FOLDER,
                      _("`%s' is not a regular file."), name);
        g_free (name);
        return;
    }
    
    if (st.st_size != 0) {
        camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_NON_EMPTY,
                      _("Folder `%s' is not empty. Not deleted."),
                      folder_name);
        g_free (name);
        return;
    }

    if (unlink(name) == -1 && errno != ENOENT) {
        camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
                      _("Could not delete folder `%s':\n%s"),
                      name, g_strerror (errno));
        g_free(name);
        return;
    }

    g_free(name);

    /* and remove metadata */
    ((CamelStoreClass *)parent_class)->delete_folder(store, folder_name, ex);
}