public function generateAction()
 {
     if ($datas = $this->getRequest()->getParams()) {
         try {
             if (empty($datas['device_id'])) {
                 throw new Exception("L'application recherchée n'existe pas");
             }
             $device_id = $datas['device_id'];
             $device = new Application_Model_Device(array('device_id' => $device_id));
             $zip = $device->getResources();
             $path = explode('/', $zip);
             end($path);
             $this->_download($zip, current($path), 'application/octet-stream');
         } catch (Exception $e) {
             Zend_Debug::dump($e);
         }
         die('ok');
     }
 }