ExternalPageUrlHandler.php

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<?php
declare(strict_types = 1);
namespace ‪TYPO3\CMS\Frontend\Page;
 
/*
 * 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 ‪TYPO3\CMS\Core\Http\RedirectResponse;
use ‪TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController;
 
class ‪ExternalPageUrlHandler implements ‪\TYPO3\CMS\Frontend\Http\UrlHandlerInterface
{
    protected ‪$externalUrl = '';
 
    public function ‪__construct()
    {
        trigger_error('ExternalPageUrlHandler has been moved into a PSR-15 middleware and will be removed in TYPO3 v10.0. In order to modify the external page redirection, use a PSR-15 middleware as well.', E_USER_DEPRECATED);
    }
 
    public function ‪canHandleCurrentUrl(): bool
    {
        $tsfe = $this->‪getTypoScriptFrontendController();
 
        if (!empty($tsfe->config['config']['disablePageExternalUrl'])) {
            return false;
        }
 
        $this->externalUrl = $tsfe->sys_page->getExtURL($tsfe->page);
        if (empty($this->externalUrl)) {
            return false;
        }
        return true;
    }
 
    public function ‪handle(): ResponseInterface
    {
        return new RedirectResponse($this->externalUrl, 303);
    }
 
    protected function ‪getTypoScriptFrontendController(): TypoScriptFrontendController
    {
        return ‪$GLOBALS['TSFE'];
    }
}