From f2199b5c2d52a3c9894a1a0d9ce87a5af305e1bf Mon Sep 17 00:00:00 2001
From: Sara Arjona <sara@moodle.com>
Date: Fri, 18 Aug 2023 13:21:56 +0200
Subject: [PATCH] MDL-78179 badges: Clean SESSION when user disconnect backpack

The token information was not being properly cleared from the $SESSION.
As a result, certain errors were occurring when users attempted to
reconnect within the same session.
---
 badges/classes/backpack_api.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/badges/classes/backpack_api.php b/badges/classes/backpack_api.php
index 38627e6a0db..08e5ba33997 100644
--- a/badges/classes/backpack_api.php
+++ b/badges/classes/backpack_api.php
@@ -640,6 +640,8 @@ class backpack_api {
         $DB->delete_records('badge_external', array('backpackid' => $backpackid));
         $DB->delete_records('badge_backpack', array('userid' => $userid));
         $badgescache->delete($userid);
+        $this->clear_system_user_session();
+
         return true;
     }