From 1f8cdfbd0c23f579cb66bede7564926b5f11107c Mon Sep 17 00:00:00 2001
From: David Siegfried <david.siegfried@uni-vechta.de>
Date: Tue, 9 May 2023 06:57:47 +0000
Subject: [PATCH] prevent php8-warnings, closes #2615

Closes #2615

Merge request studip/studip!1764
---
 lib/classes/globalsearch/GlobalSearchCourseware.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/classes/globalsearch/GlobalSearchCourseware.php b/lib/classes/globalsearch/GlobalSearchCourseware.php
index a4f5b43cd38..8fb8121082e 100644
--- a/lib/classes/globalsearch/GlobalSearchCourseware.php
+++ b/lib/classes/globalsearch/GlobalSearchCourseware.php
@@ -114,10 +114,10 @@ class GlobalSearchCourseware extends GlobalSearchModule implements GlobalSearchF
 
     public static function filter($data, $search)
     {
-        $user = $GLOBALS['user'];
         $structural_element = StructuralElement::find($data['id']);
         $unit = $structural_element->findUnit();
-        if ($structural_element->canRead($user)) {
+        if ($unit && $structural_element->canRead($GLOBALS['user'])) {
+            $description = '';
             if ($data['type'] === 'cw_structural_elements') {
                 $description = self::mark($structural_element->payload['description'], $search, true);
             }
-- 
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