From 72df03235e49a41372027e5cd17144964b22a3b7 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Petr=20S=CC=8Ckoda?= <commits@skodak.org>
Date: Wed, 25 Sep 2013 09:57:19 +0200
Subject: [PATCH] MDL-41437 implement plugininfo_quiz necessary for quiz report
 uninstall

---
 mod/quiz/adminlib.php | 57 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 mod/quiz/adminlib.php

diff --git a/mod/quiz/adminlib.php b/mod/quiz/adminlib.php
new file mode 100644
index 00000000000..16ff793bb4d
--- /dev/null
+++ b/mod/quiz/adminlib.php
@@ -0,0 +1,57 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Quiz admin stuff.
+ *
+ * @package   mod_quiz
+ * @copyright 2013 Petr Skoda {@link http://skodak.org}
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+
+/**
+ * Quiz admin stuff.
+ *
+ * @package   mod_quiz
+ * @copyright 2013 Petr Skoda {@link http://skodak.org}
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class plugininfo_quiz extends plugininfo_base {
+    public function is_uninstall_allowed() {
+        return true;
+    }
+
+    /**
+     * Pre-uninstall hook.
+     *
+     * This is intended for disabling of plugin, some DB table purging, etc.
+     *
+     * NOTE: to be called from uninstall_plugin() only.
+     * @private
+     */
+    public function uninstall_cleanup() {
+        global $DB;
+
+        // Do the opposite of db/install.php scripts - deregister the report.
+
+        $DB->delete_records('quiz_reports', array('name'=>$this->name));
+
+        parent::uninstall_cleanup();
+    }
+}
-- 
2.17.1