From b055e14bfc20c3bc6c5188067fc6274b910710f1 Mon Sep 17 00:00:00 2001
From: Jan-Hendrik Willms <tleilax+studip@gmail.com>
Date: Wed, 5 Mar 2025 14:41:44 +0000
Subject: prevent php8 warnings, fixes #5340

Closes #5340

Merge request studip/studip!4009
---
 app/controllers/admission/courseset.php | 2 +-
 templates/sidebar/select-widget.php     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/controllers/admission/courseset.php b/app/controllers/admission/courseset.php
index e694a24..a3f3e78 100644
--- a/app/controllers/admission/courseset.php
+++ b/app/controllers/admission/courseset.php
@@ -89,7 +89,7 @@ class Admission_CoursesetController extends AuthenticatedController
             if (!isset($this->myInstitutes['all']['count']) || $this->myInstitutes['all']['count'] < 100) {
                 $this->current_institut_id = 'all';
             } else {
-                list($this->current_institut_id) = reset($this->myInstitutes);
+                $this->current_institut_id = array_key_first($this->myInstitutes) ?? 'all';
             }
         }
         $chunks = explode('_', $this->current_institut_id);
diff --git a/templates/sidebar/select-widget.php b/templates/sidebar/select-widget.php
index b7aa596..4795696 100644
--- a/templates/sidebar/select-widget.php
+++ b/templates/sidebar/select-widget.php
@@ -3,7 +3,7 @@
       method="<?= $method ?>">
     <?= \SelectWidget::arrayToHiddenInput($params) ?>
     <?= (strtolower($method) == 'post') ?  CSRFProtection::tokenTag() : ''; ?>
-    <select class="sidebar-selectlist <?= $class ?> <? if ($__is_nested): ?>nested-select<? endif; ?>"
+    <select class="sidebar-selectlist <?= $class ?? '' ?> <? if ($__is_nested): ?>nested-select<? endif; ?>"
             <? !empty($size) ? printf('size="%u"', $size) : '' ?>
             <?= !empty($attributes) ? arrayToHtmlAttributes($attributes) : '' ?>
             name="<?= sprintf('%s%s', htmlReady($name), $multiple ? '[]' : '') ?>"
-- 
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