isCommandAvailable('purge')) error(sprintf('%s%s %s',_('This operation is not permitted by the configuration'),_(':'),_('purge')),'error','index.php'); $purge_session_keys = array('cache'); $size = 0; foreach ($purge_session_keys as $key) { if (isset($_SESSION[$key])) { $size += strlen(serialize($_SESSION[$key])); unset($_SESSION[$key]); } } if (! $size) $body = _('No cache to purge.'); else $body = sprintf(_('Purged %s bytes of cache.'),number_format($size)); system_message(array( 'title'=>_('Purge cache'), 'body'=>$body, 'type'=>'info'), 'index.php'); ?>