FOF30\Controller\DataController::edit PHP Метод

    public function edit()
    {
        // Load the model
        /** @var DataModel $model */
        $model = $this->getModel()->savestate(false);
        if (!$model->getId()) {
            $this->getIDsFromRequest($model, true);
        }
        $userId = $this->container->platform->getUser()->id;
        try {
            if ($model->isLocked($userId)) {
                $model->checkIn($userId);
            }
            $model->lock();
        } catch (\Exception $e) {
            // Redirect on error
            if ($customURL = $this->input->getBase64('returnurl', '')) {
                $customURL = base64_decode($customURL);
            }
            $url = !empty($customURL) ? $customURL : 'index.php?option=' . $this->container->componentName . '&view=' . $this->container->inflector->pluralize($this->view) . $this->getItemidURLSuffix();
            $this->setRedirect($url, $e->getMessage(), 'error');
            return;
        }
        // Set the layout to form, if it's not set in the URL
        if (empty($this->layout)) {
            $this->layout = 'form';
        } elseif ($this->layout == 'default') {
            $this->layout = 'form';
        }
        // Get temporary data from the session, set if the save failed and we're redirected back here
        $sessionKey = $this->viewName . '.savedata';
        $itemData = $this->container->session->get($sessionKey, null, $this->container->componentName);
        $this->container->session->set($sessionKey, null, $this->container->componentName);
        if (!empty($itemData)) {
            $model->bind($itemData);
        }
        // Apply the Form name
        $formName = 'form.' . $this->layout;
        $this->getModel()->setFormName($formName);
        // Do we have a _valid_ form?
        $form = $this->getModel()->getForm($model);
        if ($form !== false) {
            $this->hasForm = true;
        }
        // Display the view
        $this->display(in_array('edit', $this->cacheableTasks), $this->cacheParams);
    }