Files
cms-frontend/Classes/Middleware/CacheTimeout.php
T

52 lines
2.0 KiB
PHP

<?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\Frontend\Middleware;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
/**
* Handle cache timeout that is set in typoscript.
*
* @internal
*/
class CacheTimeout implements MiddlewareInterface
{
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
{
$response = $handler->handle($request);
$config = $request->getAttribute('frontend.typoscript')?->getConfigArray() ?? [];
if ($config['cache_clearAtMidnight'] ?? false) {
// @todo: We should probably decide to deprecate or remove cache_clearAtMidnight
// altogether since it is a flawed concept based on server timezone
// "when is midnight?".
$cacheDataCollector = $request->getAttribute('frontend.cache.collector');
$timeOutTime = min($GLOBALS['EXEC_TIME'] + $cacheDataCollector->resolveLifetime(), PHP_INT_MAX);
$midnightTime = mktime(0, 0, 0, (int)date('m', $timeOutTime), (int)date('d', $timeOutTime), (int)date('Y', $timeOutTime));
// If the midnight time of the expire-day is greater than the current time,
// we may set the timeOutTime to the new midnighttime.
if ($midnightTime > $GLOBALS['EXEC_TIME']) {
$cacheDataCollector->restrictMaximumLifetime($midnightTime - $GLOBALS['EXEC_TIME']);
}
}
return $response;
}
}