public function getorderitemsAction() { $data = array(); $request = $this->getRequest()->getParams(); $order_id = isset($request['order_id']) ? $request['order_id'] : 0; if ($order_id > 0) { $items = new Erp_Model_Sale_Orderitems(); $data = $items->getData($order_id); } echo Zend_Json::encode($data); exit; }