WidgetRequestBuilder.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!
 */

use TYPO3\CMS\Core\Utility\GeneralUtility;

class WidgetRequestBuilder extends \TYPO3\CMS\Extbase\Mvc\Web\RequestBuilder
{
    private $ajaxWidgetContextHolder;

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

    public function build()
    {
        $request = $this->objectManager->get(\TYPO3\CMS\Fluid\Core\Widget\WidgetRequest::class);
        $request->setRequestUri(GeneralUtility::getIndpEnv('TYPO3_REQUEST_URL'));
        $request->setBaseUri(GeneralUtility::getIndpEnv('TYPO3_SITE_URL'));
        $request->setMethod(isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : null);
        if (strtolower($_SERVER['REQUEST_METHOD']) === 'post') {
            $request->setArguments(GeneralUtility::_POST());
        } else {
            $request->setArguments(GeneralUtility::_GET());
        }
        $rawGetArguments = GeneralUtility::_GET();
        if (isset($rawGetArguments['action'])) {
            $request->setControllerActionName($rawGetArguments['action']);
        }
        $widgetContext = $this->ajaxWidgetContextHolder->get($rawGetArguments['fluid-widget-id']);
        $request->setWidgetContext($widgetContext);
        return $request;
    }
}