CWebDavDiskDispatcher::checkRequiredParams

protected function checkRequiredParams(array $target, array $required)
{
	$success = true;
	foreach ($required as $item)
	{
		if(!isset($target[$item]) || (!$target[$item] && !(is_string($target[$item]) && mb_strlen($target[$item]))))
		{
			$success = false;
			break;
		}
	}
	if(!$success)
	{
		throw new Exception("Wrong params: {{$item}}");
	}

	return;
}