1 files changed, 68 insertions, 0 deletions
diff --git a/apps/dav/lib/connector/sabre/listenerplugin.php b/apps/dav/lib/connector/sabre/listenerplugin.php
new file mode 100644
index 00000000000..ec628add28b
--- /dev/null
+++ b/apps/dav/lib/connector/sabre/listenerplugin.php
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+<?php
+/**
+ * @author Joas Schilling <nickvergessen@owncloud.com>
+ *
+ * @copyright Copyright (c) 2015, ownCloud, Inc.
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+namespace OC\Connector\Sabre;
+
+use OCP\AppFramework\Http;
+use OCP\SabrePluginEvent;
+use OCP\SabrePluginException;
+use Sabre\DAV\ServerPlugin;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+
+class ListenerPlugin extends ServerPlugin {
+	/** @var EventDispatcherInterface */
+	protected $dispatcher;
+
+	/**
+	 * @param EventDispatcherInterface $dispatcher
+	 */
+	public function __construct(EventDispatcherInterface $dispatcher) {
+		$this->dispatcher = $dispatcher;
+	}
+
+	/**
+	 * This initialize the plugin
+	 *
+	 * @param \Sabre\DAV\Server $server
+	 */
+	public function initialize(\Sabre\DAV\Server $server) {
+		$server->on('beforeMethod', array($this, 'emitListener'), 15);
+	}
+
+	/**
+	 * This method is called before any HTTP method and returns http status code 503
+	 * in case the system is in maintenance mode.
+	 *
+	 * @return bool
+	 * @throws \Exception
+	 */
+	public function emitListener() {
+		$event = new SabrePluginEvent();
+
+		$this->dispatcher->dispatch('OC\Connector\Sabre::beforeMethod', $event);
+
+		if ($event->getStatusCode() !== Http::STATUS_OK) {
+			throw new SabrePluginException($event->getMessage(), $event->getStatusCode());
+		}
+
+		return true;
+	}
+}