Asset::setUnique

public function setUnique($setID = '', $uniqueID = '')
{
	$setID = preg_replace('#[^a-z0-9_]#i', '', $setID);
	$uniqueID = preg_replace('#[^a-z0-9_]#i', '', $uniqueID);
	if (!(empty($setID) || empty($uniqueID)) && isset($this->targetList[$setID]))
	{
		$this->targetList[$setID]['UNIQUE'] = true;
		$this->targetList[$setID]['PREFIX'] .= ''.($uniqueID == '' ? '' : '_'.$uniqueID);
		return true;
	}
	return false;
}