public function executeAjaxContactsXLM(sfWebRequest $request)
{
$IDS = $request->getParameter('IDS');
return $this->renderText(AgendatelefonicaPeer::getAllPhones($IDS));
/*
$xml_file = "tmp.xml";
file_put_contents($xml_file, AgendatelefonicaPeer::getAllPhones($IDS));
$response = sfContext::getInstance()->getResponse();
$response->setContentType('text/plain');
$response->setHttpHeader('Content-Disposition', 'attachment; filename="contactes.xml');
$response->setHttpHeader('Content-Length', filesize($xml_file));
$response->setContent(file_get_contents($xml_file, false));
$response->sendHttpHeaders();
$response->sendContent();
return $this->renderText();*/
}