From 224779c33f7ff27648a6d130918c0e7f662e1ed8 Mon Sep 17 00:00:00 2001
From: Marcel Klehr <mklehr@gmx.net>
Date: Mon, 1 Jul 2024 15:01:29 +0200
Subject: [PATCH] fix(TaskProcessingApiController): Don't use + to merge
 non-assoc. arrays

Signed-off-by: Marcel Klehr <mklehr@gmx.net>
---
 core/Controller/TaskProcessingApiController.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/core/Controller/TaskProcessingApiController.php b/core/Controller/TaskProcessingApiController.php
index 383a6d7a31ac1..0128dc9ffc0a3 100644
--- a/core/Controller/TaskProcessingApiController.php
+++ b/core/Controller/TaskProcessingApiController.php
@@ -285,7 +285,7 @@ private function extractFileIdsFromTask(Task $task): array {
 				/** @var int|list<int> $inputSlot */
 				$inputSlot = $task->getInput()[$key];
 				if (is_array($inputSlot)) {
-					$ids += $inputSlot;
+					$ids = array_merge($inputSlot, $ids);
 				} else {
 					$ids[] = $inputSlot;
 				}
@@ -297,14 +297,14 @@ private function extractFileIdsFromTask(Task $task): array {
 					/** @var int|list<int> $outputSlot */
 					$outputSlot = $task->getOutput()[$key];
 					if (is_array($outputSlot)) {
-						$ids += $outputSlot;
+						$ids = array_merge($outputSlot, $ids);
 					} else {
 						$ids[] = $outputSlot;
 					}
 				}
 			}
 		}
-		return array_values($ids);
+		return $ids;
 	}
 
 	/**