TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:00 +02:00
commit f9941541b7
1178 changed files with 135377 additions and 0 deletions
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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\ServerRequestFactoryInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\MiddlewareInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+use Psr\Log\LoggerInterface;
+use TYPO3\CMS\Backend\Controller\Security\SudoModeController;
+use TYPO3\CMS\Backend\Security\SudoMode\Access\AccessStorage;
+use TYPO3\CMS\Backend\Security\SudoMode\Exception\RequestGrantedException;
+use TYPO3\CMS\Backend\Security\SudoMode\Exception\VerificationRequiredException;
+use TYPO3\CMS\Core\Http\Application;
+use TYPO3\CMS\Core\Http\JsonResponse;
+use TYPO3\CMS\Core\Http\RedirectResponse;
+
+/**
+ * Middleware that catches any `VerificationRequiredException` (= the current
+ * user must verify the access for a particular resource, route, module) by
+ * entering their password again; and any `RequestGrantedException` (= the
+ * verification process was successful & the user shall be redirected to
+ * the URI, that has been requested originally).
+ */
+final class SudoModeInterceptor implements MiddlewareInterface
+{
+    /**
+     * @internal
+     */
+    public ?ServerRequestInterface $currentRequest = null;
+
+    public function __construct(
+        private readonly AccessStorage $storage,
+        private readonly SudoModeController $controller,
+        private readonly ServerRequestFactoryInterface $serverRequestFactory,
+        private readonly Application $application,
+        private readonly LoggerInterface $logger,
+    ) {}
+
+    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
+    {
+        $this->currentRequest = $request;
+        try {
+            $response = $handler->handle($request);
+        } catch (VerificationRequiredException $exception) {
+            $response = $this->handleVerificationRequired($exception, $request);
+        } catch (RequestGrantedException $exception) {
+            $response = $this->handleRequestGrantedException($exception, $request);
+        }
+        $this->currentRequest = null;
+        return $response;
+    }
+
+    /**
+     * Redirects to the sudo mode controller, and renders the password verification dialog.
+     */
+    private function handleVerificationRequired(
+        VerificationRequiredException $exception,
+        ServerRequestInterface $request,
+    ): ResponseInterface {
+        $claim = $exception->getClaim();
+        $this->logger->info('Confirmation required', ['claim' => $claim->id]);
+        $this->storage->addClaim($claim);
+        $isAjaxCall = (bool)($request->getAttribute('route')?->getOption('ajax') ?? false);
+        if ($isAjaxCall) {
+            return (new JsonResponse([
+                'sudoModeInitialization' => [
+                    'verifyActionUri' => (string)$this->controller->buildVerifyActionUriForClaim($claim),
+                    'allowInstallToolPassword' => $GLOBALS['BE_USER']->isSystemMaintainer(),
+                    'isAjax' => true,
+                    'labels' => $GLOBALS['LANG']->getLabelsFromResource('EXT:backend/Resources/Private/Language/SudoMode.xlf'),
+                ],
+            ]))->withStatus(422, 'Step-Up required: A different authentication level is required');
+        }
+        $uri = $this->controller->buildModuleActionUriForClaim($claim);
+        return new RedirectResponse($uri, 401);
+    }
+
+    /**
+     * Redirects (GET) or Subrequests (non GET HTTP methods) to the URI that
+     * was originally requested (prior to this sudo mode interception).
+     */
+    private function handleRequestGrantedException(
+        RequestGrantedException $exception,
+        ServerRequestInterface $request,
+    ): ResponseInterface {
+        $instruction = $exception->getInstruction();
+        if ($instruction->getMethod() === 'GET') {
+            return new RedirectResponse($instruction->getUri(), 303);
+        }
+
+        $request = $this->serverRequestFactory
+            ->createServerRequest(
+                $instruction->getMethod(),
+                $instruction->getUri(),
+                $instruction->getServerParams()
+            )
+            ->withBody($instruction->getBody())
+            ->withParsedBody($instruction->getParsedBody())
+            ->withQueryParams($instruction->getQueryParams())
+            ->withRequestTarget($instruction->getRequestTarget())
+            // Use cookie params from current request, as cookies might have been updated in the meantime
+            ->withCookieParams($request->getCookieParams());
+        foreach ($instruction->getHeaders() as $name => $values) {
+            foreach ($values as $value) {
+                $request = $request->withAddedHeader($name, $value);
+            }
+        }
+        return $this->application->handle($request);
+    }
+}