public function searchLocationsProductsAction() { $data = array(); $data['p_loc_id'] = $this->_request->getParam('p_loc_id'); $data['wh_id'] = $this->_request->getParam('wh_id'); $data['loc_type'] = $this->_request->getParam('loc_type'); $placements = new Model_Placements(); $placements->form_values = $data; $result = $placements->searchLocationsProducts(); echo Zend_Json::encode($result); }