Admin_SettingsController::clearCacheAction PHP Метод

    public function clearCacheAction()
    {
        $this->checkPermission("clear_cache");
        // empty document cache
        Cache::clearAll();
        $db = \Pimcore\Db::get();
        $db->query("truncate table cache_tags");
        $db->query("truncate table cache");
        // empty cache directory
        recursiveDelete(PIMCORE_CACHE_DIRECTORY, false);
        // PIMCORE-1854 - recreate .dummy file => should remain
        \Pimcore\File::put(PIMCORE_CACHE_DIRECTORY . "/.dummy", "");
        \Pimcore::getEventManager()->trigger("system.cache.clear", $this);
        $this->_helper->json(["success" => true]);
    }