/**
* Convert an Array to XML
* @param string $node_name - name of the root node to be converted
* @param array $arr - aray to be converterd
* @return DomDocument
*/
public static function &createXML($node_name, $arr = array())
{
$xml = self::getXMLRoot();
$xml->appendChild(self::convert($node_name, $arr));
self::$xml = null;
// clear the xml node in the class for 2nd time use.
return $xml;
}
/**
* Return the xml string built that we are about to send over to the api
* @return string
*/
protected function getXMLString()
{
// Add in the defaults
$postFields = array('@attributes' => array('USERID' => $this->username));
// Add in the sub class data
$postFields = array_merge($postFields, $this->getPostFields());
$xml = IWD_XMLParser::createXML($this->apiCodes[$this->apiVersion], $postFields);
return $xml->saveXML();
}