public function processDeleteAction() { $data = false; $id = (int) $this->_getParam('id'); $psd = new PatientStatisticsDefinition(); if ($id > 0) { $psd->patientStatisticsDefinitionId = $id; $psd->setPersistMode(WebVista_Model_ORM::DELETE); $psd->persist(); $data = true; } $json = Zend_Controller_Action_HelperBroker::getStaticHelper('json'); $json->suppressExit = true; $json->direct($data); }