global $wgRequest, $wgUser;
$purge = $wgRequest->getVal( 'action' ) === 'purge';
+ // Allow users with 'purge' right to clear feed caches
if ( $purge && $wgUser->isAllowed( 'purge' ) ) {
$cache = ObjectCache::getMainWANInstance();
$cache->delete( $timekey, 1 );