/**
* Tries to parse the error response xml from the AdWords API server as an object.
* This method is used in parsing all error responses when API version >= v201209, and in other
* versions when apiMode header is mentioned in the request headers.
*
* @param String $responseXml the error response xml
* @return Object the parsed error object, or null if the response cannot be parsed.
*/
private static function ParseApiErrorXml($responseXml)
{
$retval = null;
try {
$doc = XmlUtils::GetDomFromXml($responseXml);
$retval = XmlUtils::ConvertDocumentToObject($doc);
if (!is_array($retval->ApiError)) {
$retval->ApiError = array($retval->ApiError);
}
} catch (\Exception $e) {
// There was a parse exception and hence this response cannot be
// interpreted as an xml.
}
return $retval;
}
