UrlPreview::unfoldShortLink

static function unfoldShortLink($shortUrl)
{
	static $cache = [];
	if (isset($cache[$shortUrl]))
	{
		return $cache[$shortUrl];
	}

	$result = $shortUrl;
	if ($shortUri = CBXShortUri::GetUri($shortUrl))
	{
		$result = $shortUri['URI'];
	}
	$cache[$shortUrl] = $result;
	return $result;
}