85 lines
3.2 KiB
PHP
85 lines
3.2 KiB
PHP
<?php
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declare(strict_types = 1);
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namespace TYPO3\CMS\Frontend\Middleware;
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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use Psr\Http\Message\ResponseInterface;
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use Psr\Http\Message\ServerRequestInterface;
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use Psr\Http\Server\MiddlewareInterface;
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use Psr\Http\Server\RequestHandlerInterface;
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use TYPO3\CMS\Core\Exception;
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use TYPO3\CMS\Core\Http\Dispatcher;
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use TYPO3\CMS\Core\Http\NullResponse;
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use TYPO3\CMS\Core\Http\Response;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* Lightweight alternative to regular frontend requests; used when $_GET[eID] is set.
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* In the future, logic from the EidUtility will be moved to this class, however in most cases
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* a custom PSR-15 middleware will be better suited for whatever job the eID functionality does currently.
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*
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* @internal
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*/
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class EidHandler implements MiddlewareInterface
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{
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/**
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* Dispatches the request to the corresponding eID class or eID script
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*
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* @param ServerRequestInterface $request
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* @param RequestHandlerInterface $handler
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* @return ResponseInterface
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* @throws Exception
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*/
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
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{
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$eID = $request->getParsedBody()['eID'] ?? $request->getQueryParams()['eID'] ?? null;
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if ($eID === null) {
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return $handler->handle($request);
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}
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// Remove any output produced until now
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ob_clean();
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/** @var Response $response */
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$response = GeneralUtility::makeInstance(Response::class);
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if (empty($eID) || !isset($GLOBALS['TYPO3_CONF_VARS']['FE']['eID_include'][$eID])) {
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return $response->withStatus(404, 'eID not registered');
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}
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$configuration = $GLOBALS['TYPO3_CONF_VARS']['FE']['eID_include'][$eID];
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// Simple check to make sure that it's not an absolute file (to use the fallback)
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if (strpos($configuration, '::') !== false || is_callable($configuration)) {
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/** @var Dispatcher $dispatcher */
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$dispatcher = GeneralUtility::makeInstance(Dispatcher::class);
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$request = $request->withAttribute('target', $configuration);
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return $dispatcher->dispatch($request, $response) ?? new NullResponse();
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}
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trigger_error(
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'eID "' . $eID . '" is registered with a script to a file. This behaviour will be removed in TYPO3 v10.0.'
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. ' Register eID with a class::method syntax like "\MyVendor\MyExtension\Controller\MyEidController::myMethod" instead.',
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E_USER_DEPRECATED
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);
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$scriptPath = GeneralUtility::getFileAbsFileName($configuration);
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if ($scriptPath === '') {
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throw new Exception('Registered eID has invalid script path.', 1518042216);
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}
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include $scriptPath;
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return new NullResponse();
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}
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}
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