public static function employ($type = null, $name = null, $host = 'localhost', $user = '******', $pass = '') { if (!empty($type) && !empty($name)) { self::$type = $type; self::$name = $name; self::$host = $host; self::$user = $user; self::$pass = $pass; } return array('type' => self::$type, 'name' => self::$name, 'host' => self::$host, 'user' => self::$user, 'pass' => self::$pass); }