Configuration.php

		$loc = $this->location . '[' . var_export($name, TRUE) . ']';

		if (is_string($ret)) {
			$ret = array('en' => $ret,);
		}

		if (!is_array($ret)) {
			throw new Exception($loc . ': Must be an array or a string.');
		}

		foreach ($ret as $k => $v) {
			if (!is_string($k)) {
				throw new Exception($loc . ': Invalid language code: ' . var_export($k, TRUE));
			}
			if (!is_string($v)) {
				throw new Exception($loc . '[' . var_export($v, TRUE) . ']: Must be a string.');
			}
		}

		return $ret;
	}

}

?>