/**
* @return DCache
*/
public static function cache()
{
// change the cache based on the config
if (!self::$_cache) {
$type = 'dummy';
$cfg = Get::cfg('cache', false);
if (!empty($cfg['type'])) {
$type = $cfg['type'];
}
switch ($type) {
case "apc":
if (!extension_loaded('apc')) {
self::$_cache = new DApcCache();
self::$_cache->init();
} else {
Log::add('APC functionality was not available on the server.');
self::$_cache = new DDummyCache();
self::$_cache->init();
}
break;
case "file":
Log::add('File functionality was not available on the server.');
self::$_cache = new DFileCache();
self::$_cache->init();
break;
case "memcache":
if (class_exists('Memcache')) {
self::$_cache = new DMemcache();
self::$_cache->init();
} else {
Log::add('Memcache functionality was not available on the server.');
self::$_cache = new DDummyCache();
self::$_cache->init();
}
break;
case "dummy":
default:
self::$_cache = new DDummyCache();
self::$_cache->init();
}
}
return self::$_cache;
}
/**
* Initialize the caching mechanism
*/
public function init()
{
parent::init();
}