/** * This clear cache implementation follows a pretty brutal approach. * Goal is to reliably get rid of cache entries, even if some broken * extension is loaded that would kill the backend 'clear cache' action. * * Therefor this method "knows" implementation details of the cache * framework and uses them to clear all file based cache (typo3temp/Cache) * and database caches (tables prefixed with cf_) manually. * * After that ext_tables and ext_localconf of extensions are loaded, those * may register additional caches in the caching framework with different * backend, and will then clear them with the usual flush() method. * * @return void */ public function clearAll() { // Delete typo3temp/Cache GeneralUtility::rmdir(PATH_site . 'typo3temp/Cache', TRUE); $bootstrap = \TYPO3\CMS\Core\Core\Bootstrap::getInstance(); $bootstrap->unregisterClassLoader(); \TYPO3\CMS\Core\Cache\Cache::flagCachingFrameworkForReinitialization(); $bootstrap->initializeClassLoader()->initializeCachingFramework()->initializeClassLoaderCaches()->initializePackageManagement('TYPO3\\CMS\\Core\\Package\\PackageManager'); // Get all table names starting with 'cf_' and truncate them $database = $this->getDatabaseConnection(); $tables = $database->admin_get_tables(); foreach ($tables as $table) { $tableName = $table['Name']; if (substr($tableName, 0, 3) === 'cf_') { $database->exec_TRUNCATEquery($tableName); } } // From this point on, the code may fatal, if some broken extension is loaded. // Use bootstrap to load all ext_localconf and ext_tables $bootstrap->loadTypo3LoadedExtAndExtLocalconf(FALSE)->applyAdditionalConfigurationSettings()->initializeTypo3DbGlobal()->loadExtensionTables(FALSE); // The cache manager is already instantiated in the install tool // with some hacked settings to disable caching of extbase and fluid. // We want a "fresh" object here to operate on a different cache setup. // cacheManager implements SingletonInterface, so the only way to get a "fresh" // instance is by circumventing makeInstance and/or the objectManager and // using new directly! $cacheManager = new \TYPO3\CMS\Core\Cache\CacheManager(); $cacheManager->setCacheConfigurations($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']); // Cache manager needs cache factory. cache factory injects itself to manager in __construct() new \TYPO3\CMS\Core\Cache\CacheFactory('production', $cacheManager); $cacheManager->flushCaches(); }
<?php require_once dirname(__FILE__) . '/../../../../../typo3/sysext/core/Build/UnitTestsBootstrap.php'; $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['extbase_object'] = array('backend' => 'TYPO3\\CMS\\Core\\Cache\\Backend\\NullBackend', 'options' => array()); \TYPO3\CMS\Core\Cache\Cache::flagCachingFrameworkForReinitialization(); \TYPO3\CMS\Core\Cache\Cache::initializeCachingFramework();