function flushTrackbackRSS($entryId = null) { global $database; if (empty($entryId)) { $entryId = ''; } $cache = pageCache::getInstance(); $cache->name = 'trackbackRSS_' . $entryId; $cache->purge(); $cache->reset(); $cache->name = 'trackbackRSS'; $cache->purge(); $cache->reset(); $cache->name = 'trackbackATOM_' . $entryId; $cache->purge(); $cache->reset(); $cache->name = 'trackbackATOM'; $cache->purge(); CacheControl::flushResponseRSS($entryId); return true; }