|  |  | 
 |  |  |       if($this->getRequest()->isXmlHttpRequest()){ | 
 |  |  |          $total = $this->module_service->getModuleTotal(); | 
 |  |  |          $data['draw'] = !empty($_REQUEST['draw'])?$_REQUEST['draw']:1; | 
 |  |  |          $data['start'] = !empty($_REQUEST['start'])?$_REQUEST['start']:0; | 
 |  |  |          $data['length'] = !empty($_REQUEST['length'])?$_REQUEST['length']:10; | 
 |  |  |          $data['recordsTotal'] = $total; | 
 |  |  |          $data['recordsFiltered'] = $total; | 
 |  |  |          $data['data'] = $this->module_service->getModuleList(); | 
 |  |  |          $data['data'] = $this->module_service->getModuleList(array(), array(), array(), $data['length'], $data['start']); | 
 |  |  |          //print_r($this->module_service->getModuleList()); | 
 |  |  |          exit($this->sendToDataTable($data)); | 
 |  |  |       } | 
 |  |  | 
 |  |  |             $parent_module = $this->module_service->getModuleInfo(array('_id' => $data['parent'])); | 
 |  |  |             if($parent_module){ | 
 |  |  |                $data['is_module'] = false; | 
 |  |  |                if($parent['level'] <= 2 ){ | 
 |  |  |                   $data['level'] = $parent['level'] + 1; | 
 |  |  |                if($parent_module['level'] <= 2 ){ | 
 |  |  |                   $data['level'] = $parent_module['level'] + 1; | 
 |  |  |                } | 
 |  |  |                else{ | 
 |  |  |                   exit($this->showError('目前栏目只支持三级', 400, true));    | 
 |  |  | 
 |  |  |             if($data['parent']){ | 
 |  |  |                $parent_module = $this->module_service->getModuleInfo(array('_id' => $data['parent'])); | 
 |  |  |                if($parent_module){ | 
 |  |  |                   if($parent['level'] <= 2 ){ | 
 |  |  |                      $data['level'] = $parent['level'] + 1; | 
 |  |  |                   if($parent_module['level'] <= 2 ){ | 
 |  |  |                      $data['level'] = $parent_module['level'] + 1; | 
 |  |  |                   } | 
 |  |  |                   else{ | 
 |  |  |                      exit($this->showError('目前栏目只支持三级', 400, true));    |