9.5/frontend_2_classes_2_middleware_2_site_resolver_8php_source.html

<?php

declare(strict_types = 1);

namespace ‪TYPO3\CMS\Frontend\Middleware;


/*

 * 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 Psr\Http\Message\ResponseInterface;

use Psr\Http\Message\ServerRequestInterface;

use Psr\Http\Server\MiddlewareInterface;

use Psr\Http\Server\RequestHandlerInterface;

use ‪TYPO3\CMS\Core\Routing\SiteMatcher;

use ‪TYPO3\CMS\Core\Routing\SiteRouteResult;

use ‪TYPO3\CMS\Core\Site\SiteFinder;

use ‪TYPO3\CMS\Core\Utility\GeneralUtility;


class ‪SiteResolver implements MiddlewareInterface

{

    protected ‪$matcher;


    public function ‪__construct(‪SiteMatcher ‪$matcher = null)

    {

        $this->matcher = ‪$matcher ?? GeneralUtility::makeInstance(

            SiteMatcher::class,

            GeneralUtility::makeInstance(SiteFinder::class)

        );

    }


    public function ‪process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface

    {

        $routeResult = $this->matcher->matchRequest($request);

        $request = $request->withAttribute('site', $routeResult->getSite());

        $request = $request->withAttribute('language', $routeResult->getLanguage());

        $request = $request->withAttribute('routing', $routeResult);


        // At this point, we later get further route modifiers

        // for bw-compat we update $GLOBALS[TYPO3_REQUEST] to be used later in TSFE.

        ‪$GLOBALS['TYPO3_REQUEST'] = $request;


        return $handler->handle($request);

    }

}