Phosphorum\Controllers\UtilsController::previewAction PHP Method

    public function previewAction()
    {
        $response = new Response();
        if ($this->request->isPost()) {
            if ($this->session->get('identity')) {
                $content = $this->request->getPost('content');
                $response->setContent($this->markdown->render($this->escaper->escapeHtml($content)));
            }
        }
        return $response;
    }