/**
* Checks if $ptr is a valid value for a PTR entry
*
* @param $ptr
* @return bool
*/
protected function _checkPtr($ptr)
{
$transformer = new PtrTransformer();
if ($ptr == ($t = $transformer->reverseTransform($ptr))) {
return false;
}
return filter_var($t, FILTER_VALIDATE_IP);
}
public function getForwardName()
{
if (!in_array($this->getType(), array('PTR', 'SOA'))) {
return null;
}
if (null == $this->name) {
return null;
}
$tr = new PtrTransformer();
return $tr->reverseTransform($this->name);
}
