public function executeCreatePaymentOrder(sfWebRequest $request)
{
$order = new PaymentOrder();
$order->setOrderId(self::GenSecret(12, self::CHAR_NUM));
$order->setMerchantUsn($order->getOrderId());
$order->setAmount((int) $request->getParameter('amount') * 100);
// transformar el valor a centimos antes de setear
$order->setElementId($request->getParameter('eid'));
$order->setCustomerEmail($request->getParameter('email'));
$order->setElementType($request->getParameter('type'));
$order->setSystemAction($request->getParameter('act'));
$order->setOrderStatus('unprocessed');
$order->save();
$routing = sfContext::getInstance()->getRouting();
$this->redirect($routing->generate('pago', array('order_id' => $order->getOrderId())));
}