protected function _getStorage($key)
{
if (!isset($this->_options['storage'])) {
self::$out->stop("Definition for storage driver '{$key}' not found.");
}
$params = $this->_options['storage'][$key];
if (isset($params['class'])) {
$class = "Storage_" . ucfirst($params['class']);
} else {
$class = "Storage_" . ucfirst($key);
}
self::$out->logDebug("configuring storage driver '{$class}' from key '{$key}'");
return new $class($key, $this, self::$out, $params);
}
