3 use \Friendica\Core\Config;
5 function maintenance_content(App $a) {
6 header('HTTP/1.1 503 Service Temporarily Unavailable');
7 header('Status: 503 Service Temporarily Unavailable');
8 header('Retry-After: 600');
10 return replace_macros(get_markup_template('maintenance.tpl'), array(
11 '$sysdown' => t('System down for maintenance'),
12 '$reason' => Config::get('system', 'maintenance_reason')