AccountFacebook::parseUrlParams

protected function parseUrlParams($string)
{
	$result = [];

	if(empty($string))
	{
		return $result;
	}

	$pairs = explode('&', $string);
	foreach($pairs as $pair)
	{
		list($name, $value) = explode('=', $pair);
		$result[$name] = urldecode($value);
	}

	return $result;
}