aboutsummaryrefslogtreecommitdiffstats
path: root/camel/camel-session.c
blob: 97ee59a491dca19ecff0c312306cb1f6acacf52e (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
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* camel-session.c : Abstract class for an email session */

/* 
 *
 * Author : 
 *  Bertrand Guiheneuf <bertrand@helixcode.com>
 *
 * Copyright 1999, 2000 HelixCode (http://www.helixcode.com) .
 *
 * 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 <config.h>
#include "camel-session.h"
#include "string-utils.h"
#include "url-util.h"
#include "camel-provider.h"
#include "hash-table-utils.h"

static GtkObjectClass *parent_class=NULL;

/* Returns the class for a CamelSession */
#define CSS_CLASS(so) CAMEL_SESSION_CLASS (GTK_OBJECT(so)->klass)


static void
camel_session_class_init (CamelSessionClass *camel_session_class)
{
    parent_class = gtk_type_class (gtk_object_get_type ());
    
    /* virtual method definition */
    /* virtual method overload */
}





static void
camel_session_init (CamelSession *session)
{
    session->store_provider_list = g_hash_table_new (g_strcase_hash, g_strcase_equal);
    session->transport_provider_list = g_hash_table_new (g_strcase_hash, g_strcase_equal);
}



GtkType
camel_session_get_type (void)
{
    static GtkType camel_session_type = 0;
    
    if (!camel_session_type)    {
        GtkTypeInfo camel_session_info =    
        {
            "CamelSession",
            sizeof (CamelSession),
            sizeof (CamelSessionClass),
            (GtkClassInitFunc) camel_session_class_init,
            (GtkObjectInitFunc) camel_session_init,
                /* reserved_1 */ NULL,
                /* reserved_2 */ NULL,
            (GtkClassInitFunc) NULL,
        };
        
        camel_session_type = gtk_type_unique (gtk_object_get_type (), &camel_session_info);
    }
    
    return camel_session_type;
}


CamelSession *
camel_session_new (void)
{
    return gtk_type_new (CAMEL_SESSION_TYPE);
}

/**
 * camel_session_set_provider: set the default provider for a protocol
 * @session: session object for wich the provider will the default
 * @provider: provider object
 * 
 * Set the default implementation for a protocol. The protocol
 * is determined by provider->protocol field (See CamelProtocol).
 * It overrides the default provider for this protocol.
 * 
 **/
void 
camel_session_set_provider (CamelSession *session, CamelProvider *provider)
{
    GHashTable *table;

    g_assert(session);
    g_assert(provider);
    
    if (provider->provider_type == PROVIDER_STORE)
        table = session->store_provider_list;
    else
        table = session->transport_provider_list;
    
    g_hash_table_insert (table, (gpointer)(provider->protocol), (gpointer)(provider));
    
}





/**
 * camel_session_get_store_from_provider: create a folder instance for a given provider
 * @session: session object the folder will be initialized with
 * @provider: provider folder to instantiate
 * 
 * 
 * 
 * Return value: the newly instantiated store
 **/
CamelStore *
camel_session_get_store_from_provider (CamelSession *session, CamelProvider *provider)
{
    CamelStore *store;

    g_assert(session);
    g_assert(provider);

    store = CAMEL_STORE (gtk_object_new (provider->object_type, NULL));
#warning set the url to a useful value.
    camel_store_init(store, session, NULL, NULL);
    return store;
}




/**
 * camel_session_get_store_for_protocol: get the store associated to a protocol
 * @session: CamelSession object
 * @protocol: protocol name 
 * 
 * Return a CamelStore object associated to a given
 * store protocol. If a provider has been set for this
 * protocol in the session @session using 
 * camel_session_set_provider (), then a store 
 * obtained from this provider is return.
 * Otherwise, if one or more  provider corresponding 
 * to this protocol has been registered (See 
 * camel_provider_register_as_module), the last registered
 * one is used. 
 * 
 * Return value: store associated to this protocol or NULL if no provider was found. 
 **/
CamelStore *
camel_session_get_store_for_protocol (CamelSession *session, const gchar *protocol)
{
    const CamelProvider *provider = NULL;
    CamelStore *new_store;

    /* look if there is a provider assiciated to this
       protocol in this session */
    provider = CAMEL_PROVIDER (g_hash_table_lookup (session->store_provider_list, protocol));
    if (!provider)
        /* no provider was found in this session, look 
           if there is a registered provider for this 
           protocol */
        provider = camel_provider_get_for_protocol (protocol, PROVIDER_STORE);
    
    if (!provider) return NULL;
    
    new_store = (CamelStore *)gtk_type_new (provider->object_type);
    return new_store;
}




/**
 * camel_session_get_store: get a store object for an URL
 * @session: session object
 * @url_string: url 
 * 
 * return a store corresponding to an URL. 
 * 
 * Return value: the store, or NULL if no provider correponds to the protocol
 **/
CamelStore *
camel_session_get_store (CamelSession *session, const gchar *url_string)
{
    Gurl *url = NULL;
    CamelStore *new_store = NULL;

    url = g_url_new (url_string);
    g_return_val_if_fail (url, NULL);
    
    if (url->protocol) {
        new_store = camel_session_get_store_for_protocol (session, url->protocol);
        if (new_store)
            camel_store_init (new_store, session, url_string, NULL);
    }
    g_url_free (url);
    
    return new_store;

}