--- /dev/null
+<?php
+/**
+ * Copyright 2014
+ *
+ * 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
+ */
+
+/**
+ * DataUpdate to run whenever a page in the Gadget definition
+ * is deleted.
+ */
+class GadgetDefinitionDeletionUpdate extends DataUpdate {
+ /**
+ * Gadget id
+ * @var string
+ */
+ private $id;
+
+ public function __construct( $id ) {
+ $this->id = $id;
+ }
+
+ public function doUpdate() {
+ $repo = GadgetRepo::singleton();
+ if ( $repo instanceof GadgetDefinitionNamespaceRepo ) {
+ $repo->purgeGadgetIdsList();
+ $repo->purgeGadgetEntry( $this->id );
+ }
+ }
+}