BackendRouteInitialization.php

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<?php
 
declare(strict_types=1);
 
/*
 * 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!
 */
 
namespace ‪TYPO3\CMS\Backend\Middleware;
 
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
use ‪TYPO3\CMS\Backend\Routing\Exception\MethodNotAllowedException;
use ‪TYPO3\CMS\Backend\Routing\Exception\ResourceNotFoundException;
use ‪TYPO3\CMS\Backend\Routing\Router;
use ‪TYPO3\CMS\Backend\Routing\UriBuilder;
use ‪TYPO3\CMS\Core\Core\Bootstrap;
use ‪TYPO3\CMS\Core\Http\RedirectResponse;
use ‪TYPO3\CMS\Core\Http\Response;
use ‪TYPO3\CMS\Core\Routing\RequestContextFactory;
 
class ‪BackendRouteInitialization implements MiddlewareInterface
{
    public function ‪__construct(
        protected readonly ‪Router $router,
        protected readonly ‪UriBuilder $uriBuilder,
        protected readonly ‪RequestContextFactory $requestContextFactory,
    ) {}
 
    public function ‪process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        // @todo Find another place for this call, since it's not related to this middleware anymore
        ‪Bootstrap::loadExtTables();
        $this->uriBuilder->setRequestContext($this->requestContextFactory->fromBackendRequest($request));
 
        try {
            $routeResult = $this->router->matchResult($request);
            $request = $request->withAttribute('routing', $routeResult);
            $request = $request->withAttribute('route', $routeResult->getRoute());
        } catch (‪MethodNotAllowedException $e) {
            return new ‪Response(null, 405);
        } catch (‪ResourceNotFoundException $e) {
            // Route not found in system
            $uri = $this->uriBuilder->buildUriFromRoute('login');
            return new ‪RedirectResponse($uri);
        }
 
        return $handler->handle($request);
    }
}