CCloudStorageService_GoogleStorage::IsEmptyBucket

function IsEmptyBucket($arBucket)
{
	global $APPLICATION;

	$response = $this->SendRequest(
		$arBucket["SETTINGS"]["ACCESS_KEY"],
		$arBucket["SETTINGS"]["SECRET_KEY"],
		'GET',
		$arBucket["BUCKET"],
		'/',
		'?max-keys=1'.($arBucket["PREFIX"]? '&prefix='.$arBucket["PREFIX"]: '')
	);

	if($this->status == 404)
	{
		$APPLICATION->ResetException();
		return true;
	}
	elseif(is_array($response))
	{
		return
			!isset($response["ListBucketResult"])
			|| !is_array($response["ListBucketResult"])
			|| !isset($response["ListBucketResult"]["#"])
			|| !is_array($response["ListBucketResult"]["#"])
			|| !isset($response["ListBucketResult"]["#"]["Contents"])
			|| !is_array($response["ListBucketResult"]["#"]["Contents"]);
	}
	else
	{
		return false;
	}
}