/**
* Initializes a unique request ID to identify current request
*
* @return string
*/
private static function initRequestUID()
{
$user_id = CUser::get()->_id;
$uid = uniqid("", true);
$address = get_remote_address();
$ip = $address["remote"];
// MD5 is enough as it doesn't have to be crypto proof
self::$requestUID = md5("{$user_id}/{$uid}/{$ip}");
}
