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diff --git a/apps/files_sharing/lib/Maintainer.php b/apps/files_sharing/lib/Maintainer.php
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+<?php
+/**
+ * @author Morris Jobke <hey@morrisjobke.de>
+ * @author Robin McCorkell <robin@mccorkell.me.uk>
+ *
+ * @copyright Copyright (c) 2016, 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 OCA\Files_Sharing;
+
+/**
+ * Maintains stuff around the sharing functionality
+ *
+ * for example: on disable of "allow links" it removes all link shares
+ */
+
+class Maintainer {
+
+	/**
+	 * Keeps track of the "allow links" config setting
+	 * and removes all link shares if the config option is set to "no"
+	 *
+	 * @param array $params array with app, key, value as named values
+	 */
+	static public function configChangeHook($params) {
+		if($params['app'] === 'core' && $params['key'] === 'shareapi_allow_links' && $params['value'] === 'no') {
+			\OCP\Share::removeAllLinkShares();
+		}
+	}
+
+}