From b66ff758d6165a07cc2bef7ac55115a9c042d492 Mon Sep 17 00:00:00 2001
From: blackcoder87 <blackcoder@gmx.de>
Date: Sun, 16 Jul 2023 08:27:15 +0200
Subject: [PATCH] Gallery: Fix errors when trying to delete a category. (#705)

Fix "key_exists(): Argument ($array) must be of type array, null given"
Fix "foreach() argument must be of type array|object, null given"
---
 application/modules/gallery/controllers/admin/Index.php | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/application/modules/gallery/controllers/admin/Index.php b/application/modules/gallery/controllers/admin/Index.php
index 8a345b03e..38d5c0ae1 100644
--- a/application/modules/gallery/controllers/admin/Index.php
+++ b/application/modules/gallery/controllers/admin/Index.php
@@ -42,13 +42,11 @@ public function indexAction()
         $galleryMapper = new GalleryMapper();
         $imageMapper = new ImageMapper();
 
-        /*
-         * Saves the item tree to database.
-         */
+        // Saves the item tree to database.
         if ($this->getRequest()->isPost()) {
             if ($this->getRequest()->getPost('save')) {
                 $sortItems = json_decode($this->getRequest()->getPost('hiddenMenu'));
-                $items = $this->getRequest()->getPost('items');
+                $items = $this->getRequest()->getPost('items') ?? [];
 
                 foreach ($items as $item) {
                     $validation = Validation::create($item, [