nextcloud/lib/cache.php

76 lines
1.8 KiB
PHP

<?php
/**
* Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
class OC_Cache {
static protected $user_cache;
static protected $global_cache;
static public function getGlobalCache() {
if (!self::$global_cache) {
$fast_cache = null;
if (!$fast_cache && function_exists('xcache_set')) {
$fast_cache = new OC_Cache_XCache(true);
}
if (!$fast_cache && function_exists('apc_store')) {
$fast_cache = new OC_Cache_APC(true);
}
self::$global_cache = new OC_Cache_FileGlobal();
if ($fast_cache) {
self::$global_cache = new OC_Cache_Broker($fast_cache, self::$global_cache);
}
}
return self::$global_cache;
}
static public function getUserCache() {
if (!self::$user_cache) {
$fast_cache = null;
if (!$fast_cache && function_exists('xcache_set')) {
$fast_cache = new OC_Cache_XCache();
}
if (!$fast_cache && function_exists('apc_store')) {
$fast_cache = new OC_Cache_APC();
}
self::$user_cache = new OC_Cache_File();
if ($fast_cache) {
self::$user_cache = new OC_Cache_Broker($fast_cache, self::$user_cache);
}
}
return self::$user_cache;
}
static public function get($key) {
$user_cache = self::getUserCache();
return $user_cache->get($key);
}
static public function set($key, $value, $ttl=0) {
if (empty($key)) {
return false;
}
$user_cache = self::getUserCache();
return $user_cache->set($key, $value, $ttl);
}
static public function hasKey($key) {
$user_cache = self::getUserCache();
return $user_cache->hasKey($key);
}
static public function remove($key) {
$user_cache = self::getUserCache();
return $user_cache->remove($key);
}
static public function clear() {
$user_cache = self::getUserCache();
return $user_cache->clear();
}
}