--- /dev/null
+<?php
+/**
+ * Remove hidden preferences from the database.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author TyA <tya.wiki@gmail.com>
+ * @see https://phabricator.wikimedia.org/T32976
+ * @ingroup Maintenance
+ */
+
+require_once __DIR__ . '/Maintenance.php';
+
+/**
+ * Maintenance script that removes hidden preferences from the database.
+ *
+ * @ingroup Maintenance
+ */
+class CleanupPreferences extends Maintenance {
+ public function execute() {
+ global $wgHiddenPrefs;
+
+ $dbw = $this->getDB( DB_MASTER );
+ $this->beginTransaction( $dbw, __METHOD__ );
+ foreach ( $wgHiddenPrefs as $item ) {
+ $dbw->delete(
+ 'user_properties',
+ [ 'up_property' => $item ],
+ __METHOD__
+ );
+ };
+ $this->commitTransaction( $dbw, __METHOD__ );
+ $this->output( "Finished!\n" );
+ }
+}
+
+$maintClass = 'CleanupPreferences'; // Tells it to run the class
+require_once RUN_MAINTENANCE_IF_MAIN;