/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* camel-cache-store.c : class for a cache store */
/*
* Authors:
* Dan Winship <danw@helixcode.com>
*
* Copyright (C) 2000 Helix Code, Inc. (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 <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include "camel-cache-store.h"
#include "camel-cache-folder.h"
#include "camel-stream-buffer.h"
#include "camel-stream-fs.h"
#include "camel-session.h"
#include "camel-exception.h"
#include "camel-url.h"
#include "md5-utils.h"
static CamelServiceClass *service_class = NULL;
static void finalize (CamelObject *object);
static gboolean cache_connect (CamelService *service, CamelException *ex);
static gboolean cache_disconnect (CamelService *service, CamelException *ex);
static CamelFolder *get_folder (CamelStore *store, const char *folder_name,
gboolean create, CamelException *ex);
static void delete_folder (CamelStore *store, const char *folder_name,
CamelException *ex);
static char *get_folder_name (CamelStore *store, const char *folder_name,
CamelException *ex);
static char *get_root_folder_name (CamelStore *store, CamelException *ex);
static char *get_default_folder_name (CamelStore *store, CamelException *ex);
static void
camel_cache_store_class_init (CamelCacheStoreClass *camel_cache_store_class)
{
CamelServiceClass *camel_service_class =
CAMEL_SERVICE_CLASS (camel_cache_store_class);
CamelStoreClass *camel_store_class =
CAMEL_STORE_CLASS (camel_cache_store_class);
service_class = CAMEL_SERVICE_CLASS (camel_type_get_global_classfuncs (camel_service_get_type ()));
/* virtual method overload */
camel_service_class->connect = cache_connect;
camel_service_class->disconnect = cache_disconnect;
camel_store_class->get_folder = get_folder;
camel_store_class->delete_folder = delete_folder;
camel_store_class->get_folder_name = get_folder_name;
camel_store_class->get_root_folder_name = get_root_folder_name;
camel_store_class->get_default_folder_name = get_default_folder_name;
}
static void
camel_cache_store_init (gpointer object, gpointer klass)
{
CamelService *service = CAMEL_SERVICE (object);
service->url_flags = CAMEL_SERVICE_URL_NEED_PATH;
}
CamelType
camel_cache_store_get_type (void)
{
static CamelType camel_cache_store_type = CAMEL_INVALID_TYPE;
if (camel_cache_store_type == CAMEL_INVALID_TYPE) {
camel_cache_store_type = camel_type_register (
CAMEL_STORE_TYPE, "CamelCacheStore",
sizeof (CamelCacheStore),
sizeof (CamelCacheStoreClass),
(CamelObjectClassInitFunc) camel_cache_store_class_init,
NULL,
(CamelObjectInitFunc) camel_cache_store_init,
(CamelObjectFinalizeFunc) finalize);
}
return camel_cache_store_type;
}
static void
finalize (CamelObject *object)
{
CamelCacheStore *cache_store = CAMEL_CACHE_STORE (object);
camel_object_unref (CAMEL_OBJECT (cache_store->local));
camel_object_unref (CAMEL_OBJECT (cache_store->remote));
}
static gboolean
cache_connect (CamelService *service, CamelException *ex)
{
CamelCacheStore *cache_store = CAMEL_CACHE_STORE (service);
if (!cache_store->remote) {
cache_store->remote =
camel_session_get_store (service->session,
service->url->path,
ex);
if (camel_exception_is_set (ex))
return FALSE;
cache_store->local = XXX;
if (camel_exception_is_set (ex))
return FALSE;
}
if (!camel_service_connect (CAMEL_SERVICE (cache_store->remote), ex))
return FALSE;
if (!camel_service_connect (CAMEL_SERVICE (cache_store->local), ex)) {
camel_service_disconnect (CAMEL_SERVICE (cache_store->remote),
NULL);
return FALSE;
}
return service_class->connect (service, ex);
}
static gboolean
cache_disconnect (CamelService *service, CamelException *ex)
{
CamelCacheStore *store = CAMEL_CACHE_STORE (service);
if (!service_class->disconnect (service, ex))
return FALSE;
return camel_service_disconnect (CAMEL_SERVICE (store->local), ex) &&
camel_service_disconnect (CAMEL_SERVICE (store->remote), ex);
}
static CamelFolder *
get_folder (CamelStore *store, const char *folder_name,
gboolean create, CamelException *ex)
{
CamelCacheStore *cache_store = CAMEL_CACHE_STORE (store);
CamelFolder *rf, *lf;
rf = camel_store_get_folder (cache_store->remote, folder_name,
create, ex);
if (!rf)
return NULL;
lf = camel_store_get_folder (cache_store->local, folder_name,
TRUE, ex);
if (!lf) {
camel_object_unref (CAMEL_OBJECT (rf));
camel_exception_setv (ex, camel_exception_get_id (ex),
"Could not create cache folder:\n%s",
camel_exception_get_description (ex));
return NULL;
}
return camel_cache_folder_new (cache_store, rf, lf, ex);
}
static char *
get_folder_name (CamelStore *store, const char *folder_name,
CamelException *ex)
{
CamelCacheStore *cache_store = CAMEL_CACHE_STORE (store);
return camel_store_get_folder_name (cache_store->remote,
folder_name, ex);
}
static char *
get_root_folder_name (CamelStore *store, CamelException *ex)
{
CamelCacheStore *cache_store = CAMEL_CACHE_STORE (store);
return camel_store_get_root_folder_name (cache_store->remote, ex);
}
static char *
get_default_folder_name (CamelStore *store, CamelException *ex)
{
CamelCacheStore *cache_store = CAMEL_CACHE_STORE (store);
return camel_store_get_default_folder_name (cache_store->remote, ex);
}