Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there)
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* @copyright Copyright (C) 2020, Friendica
* @license GNU AGPL version 3 or any later version
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <>.
namespace Friendica\Worker;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Photo;
use Friendica\Util\Proxy as ProxyUtils;
* Clear cache entries
class ClearCache
public static function execute()
$a = DI::app();
// clear old cache
// clear old item cache files
// clear cache for photos
clear_cache($a->getBasePath(), $a->getBasePath() . "/photo");
// clear smarty cache
clear_cache($a->getBasePath() . "/view/smarty3/compiled", $a->getBasePath() . "/view/smarty3/compiled");
// clear cache for image proxy
if (!DI::config()->get("system", "proxy_disabled")) {
clear_cache($a->getBasePath(), $a->getBasePath() . "/proxy");
$cachetime = DI::config()->get('system', 'proxy_cache_time');
if (!$cachetime) {
$cachetime = ProxyUtils::DEFAULT_TIME;
$condition = ['`uid` = 0 AND `resource-id` LIKE "pic:%" AND `created` < NOW() - INTERVAL ? SECOND', $cachetime];
// Delete the cached OEmbed entries that are older than three month
DBA::delete('oembed', ["`created` < NOW() - INTERVAL 3 MONTH"]);
// Delete the cached "parsed_url" entries that are expired
DBA::delete('parsed_url', ["`expires` < NOW()"]);