_feedFactory = $feedFactory; $this->_backendAuthSession = $backendAuthSession; } /** * Predispath admin action controller * * @param \Magento\Framework\Event\Observer $observer * @return void * @SuppressWarnings(PHPMD.UnusedFormalParameter) */ public function execute(\Magento\Framework\Event\Observer $observer) { if ($this->_backendAuthSession->isLoggedIn()) { $feedModel = $this->_feedFactory->create(); /* @var $feedModel \Magefan\Blog\Model\AdminNotificationFeed */ $feedModel->checkUpdate(); } } }