From b145ff806d41f9fd143afdf224a8d9e89c07f1f4 Mon Sep 17 00:00:00 2001
From: Paul Holden <paulh@moodle.com>
Date: Wed, 14 Jan 2026 12:11:42 +0000
Subject: [PATCH] MDL-87661 course: add required library to drag/drop upload
 handler.

---
 public/course/classes/dndupload_handler.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/public/course/classes/dndupload_handler.php b/public/course/classes/dndupload_handler.php
index 2dde573840c..2d50038bc30 100644
--- a/public/course/classes/dndupload_handler.php
+++ b/public/course/classes/dndupload_handler.php
@@ -56,6 +56,8 @@ class dndupload_handler {
     public function __construct($course, $modnames = null) {
         global $CFG, $PAGE;
 
+        require_once("{$CFG->dirroot}/course/lib.php");
+
         // Add some default types to handle.
         // Note: 'Files' type is hard-coded into the Javascript as this needs to be ...
         // ... treated a little differently.