public function imageAction() { $this->_helper->layout()->disableLayout(); $this->_helper->viewRenderer->setNoRender(true); $paramFolder = $this->_getParam('folder', null); try { $rpta = parent::uploadImage($paramFolder); } catch (Exception $ex) { $rpta = array('state' => 0, 'msj' => $ex->getMessage()); } parent::response(200, $rpta); }