60 lines
2.0 KiB
PHP
60 lines
2.0 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\Core\Cache;
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use TYPO3\CMS\Core\Attribute\AsEventListener;
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use TYPO3\CMS\Core\Database\Event\AlterTableDefinitionStatementsEvent;
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/**
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* This service provides the sql schema for the caching framework
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*/
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final class DatabaseSchemaService
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{
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/**
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* An event listener to inject the required caching framework database tables to the
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* tables definitions string
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*/
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#[AsEventListener('caching-framework')]
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public function addCachingFrameworkDatabaseSchema(AlterTableDefinitionStatementsEvent $event): void
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{
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$event->addSqlData($this->getCachingFrameworkRequiredDatabaseSchema());
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}
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/**
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* Get schema SQL of required cache framework tables.
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*
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* This method needs ext_localconf loaded!
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*
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* @return string Cache framework SQL
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*/
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private function getCachingFrameworkRequiredDatabaseSchema(): string
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{
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// Use new to circumvent the singleton pattern of CacheManager
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$cacheManager = new CacheManager();
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$cacheManager->setCacheConfigurations($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']);
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$tableDefinitions = '';
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foreach ($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations'] as $cacheName => $_) {
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$backend = $cacheManager->getCache($cacheName)->getBackend();
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if (method_exists($backend, 'getTableDefinitions')) {
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$tableDefinitions .= LF . $backend->getTableDefinitions();
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}
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}
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return $tableDefinitions;
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}
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}
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