/**
* Adds a Link-Priority-Level
*
* @param string $regex
* @param int $level
*/
public function addLinkPriority($regex, $level)
{
$c = count($this->url_priorities);
$this->url_priorities[$c]["match"] = trim($regex);
$this->url_priorities[$c]["level"] = trim($level);
// Sort url-priortie-array so that high priority-levels come firts.
PHPCrawlerUtils::sort2dArray($this->url_priorities, "level", SORT_DESC);
}