/**
* Converts the rules to properly formatted XML.
*
* @return XML formatted rule data
*/
public function toXML()
{
$doc = new GnipDOMDocument();
$ruleRoot = $doc->createElement('rule', $this->value);
$doc->appendChild($ruleRoot);
$attrName = $doc->createAttribute('type');
$ruleRoot->appendChild($attrName);
$attrVal = $doc->createTextNode($this->type);
$attrName->appendChild($attrVal);
return trim($doc->asXML());
}
