WidgetRequestHandler.php

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<?php
namespace TYPO3\CMS\Fluid\Core\Widget;

/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */

class WidgetRequestHandler extends \TYPO3\CMS\Extbase\Mvc\Web\AbstractRequestHandler
{
    protected $ajaxWidgetContextHolder;

    protected $configurationManager;

    protected $requestBuilder;

    public function injectAjaxWidgetContextHolder(\TYPO3\CMS\Fluid\Core\Widget\AjaxWidgetContextHolder $ajaxWidgetContextHolder)
    {
        $this->ajaxWidgetContextHolder = $ajaxWidgetContextHolder;
    }

    public function injectConfigurationManager(\TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface $configurationManager)
    {
        $this->configurationManager = $configurationManager;
    }

    public function injectRequestBuilder(\TYPO3\CMS\Extbase\Mvc\Web\RequestBuilder $requestBuilder)
    {
        // This method intentionally left blank
    }

    public function injectWidgetRequestBuilder(\TYPO3\CMS\Fluid\Core\Widget\WidgetRequestBuilder $requestBuilder)
    {
        $this->requestBuilder = $requestBuilder;
    }

    public function handleRequest()
    {
        $request = $this->requestBuilder->build();
        $response = $this->objectManager->get(\TYPO3\CMS\Extbase\Mvc\Web\Response::class);
        $this->dispatcher->dispatch($request, $response);
        return $response;
    }

    public function canHandleRequest()
    {
        $rawGetArguments = \TYPO3\CMS\Core\Utility\GeneralUtility::_GET();
        return isset($rawGetArguments['fluid-widget-id']);
    }

    public function getPriority()
    {
        return 200;
    }
}