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ClearBackendPreviewCaches.php
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ClearBackendPreviewCaches.php
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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\ContentBlocks\DataHandler;
use TYPO3\CMS\Core\Cache\CacheManager;
use TYPO3\CMS\Core\DataHandling\DataHandler;
/**
* @internal Not part of TYPO3's public API.
*/
class ClearBackendPreviewCaches
{
public function __construct(
protected readonly CacheManager $cacheManager,
) {}
public function processDatamap_afterAllOperations(DataHandler $dataHandler): void
{
// This is just a simple solution for invalidating preview caches after
// each DataHandler operation. It is not easy to make selective picks
// as relations can get as complex as needed.
$this->cacheManager->flushCachesByTag('content_blocks_preview');
}
}