54 lines
1.9 KiB
PHP
54 lines
1.9 KiB
PHP
<?php
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declare(strict_types=1);
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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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namespace TYPO3\CMS\Frontend\Middleware;
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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\Utility\GeneralUtility;
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use TYPO3\CMS\Frontend\Controller\ErrorController;
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/**
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* Checks whether the whole Frontend should be put into "Page unavailable mode"
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* unless the devIPMask matches the current visitor's IP.
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*
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* The global setting $GLOBALS['TYPO3_CONF_VARS']['FE']['pageUnavailable_force']
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* is used for turning on the maintenance mode.
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*/
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class MaintenanceMode implements MiddlewareInterface
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{
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/**
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* Calls the "unavailableAction" of the error controller if the system is in maintenance mode.
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* This only applies if the REMOTE_ADDR does not match the devIpMask
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*/
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
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{
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if ($GLOBALS['TYPO3_CONF_VARS']['FE']['pageUnavailable_force']
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&& !GeneralUtility::cmpIP(
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$request->getAttribute('normalizedParams')->getRemoteAddress(),
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$GLOBALS['TYPO3_CONF_VARS']['SYS']['devIPmask']
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)
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) {
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return GeneralUtility::makeInstance(ErrorController::class)->unavailableAction($request, 'This page is temporarily unavailable.');
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}
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// Continue the regular stack if no maintenance mode is active
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return $handler->handle($request);
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}
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}
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