3 * @copyright Copyright (C) 2010-2022, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Module;
24 use Friendica\BaseModule;
25 use Friendica\Core\Renderer;
26 use Friendica\Core\System;
28 use Friendica\Network\HTTPException;
29 use Friendica\Util\Strings;
32 * Shows the maintenance reason
33 * or redirects to the alternate location
35 class Maintenance extends BaseModule
37 protected function content(array $request = []): string
39 $reason = DI::config()->get('system', 'maintenance_reason');
41 if ((substr(Strings::normaliseLink($reason), 0, 7) === 'http://') ||
42 (substr(Strings::normaliseLink($reason), 0, 8) === 'https://')) {
43 System::externalRedirect($reason, 307);
46 $exception = new HTTPException\ServiceUnavailableException($reason);
48 header($_SERVER["SERVER_PROTOCOL"] . ' ' . $exception->getCode() . ' ' . DI::l10n()->t('System down for maintenance'));
50 $tpl = Renderer::getMarkupTemplate('exception.tpl');
52 return Renderer::replaceMacros($tpl, [
53 '$title' => DI::l10n()->t('System down for maintenance'),
54 '$message' => DI::l10n()->t('This Friendica node is currently in maintenance mode, either automatically because it is self-updating or manually by the node administrator. This condition should be temporary, please come back in a few minutes.'),