public function getuserpaymentdetailsAction() { $this->_helper->viewRenderer->setNoRender(); $this->_helper->getHelper("layout")->disableLayout(); $aJson = null; $oModelVOrderPaymentHistory = new User_Model_VOrderPaymentHistory(); $oModelOrderPayment = new User_Model_OrderPayment(); if ($this->_request->isPost()) { $aPostData = $this->_request->getPost(); $nOrderPaymentId = $aPostData["order_payment_id"]; if ($oModelOrderPayment->getUserPayment($nOrderPaymentId)) { $aJson = $oModelVOrderPaymentHistory->getUserPaymentDetails($nOrderPaymentId)->toArray(); } } header("Content-type: application/json"); echo Zend_Json::encode($aJson); exit; }