Merge pull request #19077 from owncloud/check-maintenance-before-everything-else-master

Check for maintenance mode first so we send the 503 instead of login…

lib/private/connector/sabre/serverfactory.php

@@ -63,12 +63,12 @@ class ServerFactory {
 
 		// Load plugins
 		$defaults = new \OC_Defaults();
+		$server->addPlugin(new \OC\Connector\Sabre\MaintenancePlugin($this->config));
 		$server->addPlugin(new \OC\Connector\Sabre\BlockLegacyClientPlugin($this->config));
 		$server->addPlugin(new \Sabre\DAV\Auth\Plugin($authBackend, $defaults->getName()));
 		// FIXME: The following line is a workaround for legacy components relying on being able to send a GET to /
 		$server->addPlugin(new \OC\Connector\Sabre\DummyGetResponsePlugin());
 		$server->addPlugin(new \OC\Connector\Sabre\FilesPlugin($objectTree));
-		$server->addPlugin(new \OC\Connector\Sabre\MaintenancePlugin($this->config));
 		$server->addPlugin(new \OC\Connector\Sabre\ExceptionLoggerPlugin('webdav', $this->logger));
 		$server->addPlugin(new \OC\Connector\Sabre\LockPlugin($objectTree));