public function UsernameExists()
{
$request_data = $this->RawXMWSToArray($this->wsdata);
$contenttags = $this->XMLDataToArray($request_data['content']);
$UsernameExists = module_controller::CheckUserExists($contenttags['username']);
$response = "false";
if ($UsernameExists) {
$response = "true";
}
$dataobject = new runtime_dataobject();
$dataobject->addItemValue('response', '');
$dataobject->addItemValue('content', $response);
return $dataobject->getDataObject();
}
