/**
* Create a new cache storage instance.
*
* @param string $storage
*
* @return CS\Apc|CS\Dba|CS\File|CS\Memcached|CS\Memory|CS\Pdo|CS\Redis|CS\WinCache
* @throws \RuntimeException
*/
protected static function factory($storage)
{
$conf = Registry::get('conf');
switch ($storage) {
case 'apc':
return new CS\Apc($conf['cache']['key']);
case 'file':
return new CS\File($conf['cache']['storage_path']);
case 'pdo':
return new CS\Pdo(Pdo\Factory::get($conf['cache']['database']), $conf['cache']['key']);
case 'memcached':
return new CS\Memcached(Memcached::connection(), $conf['cache']['key']);
case 'memory':
return new CS\Memory();
case 'redis':
return new CS\Redis(Redis::database());
case 'wincache':
return new CS\WinCache($conf['cache']['key']);
case 'dba':
return new CS\Dba(String::ensureTrailing('/', $conf['cache']['storage_path']) . $conf['cache']['key']);
default:
throw new \RuntimeException("Cache storage {$storage} is not supported.");
}
}
/**
* Delete an item from the cache.
*
* @param string $key
*/
public function forget($key)
{
$this->redis->del($key);
}