[TASK] Cleanup

Classes/Controller/JoblistController.php

@@ -718,9 +718,7 @@ class JoblistController extends ActionController {
 		$resourceFactory = GeneralUtility::makeInstance(ResourceFactory::class);
 		$storage = $resourceFactory->getStorageObject(1);
 		$folder = $storage->getFolder(UploadController::JOB_APPLICATION_FOLDER);
-
 		$tempFolder = $storage->getFolderInFolder(UploadController::JOB_APPLICATION_TEMP_FOLDER, $folder);
-
 		if (!$storage->hasFolderInFolder($folderName, $folder)) {
 			$newFolder = $storage->createFolder($folderName, $folder);
 		} else {
@@ -739,9 +737,10 @@ class JoblistController extends ActionController {
 				);
 			}
 
-			$singleUploadedArr = current($_POST[$singleFilePostKey]);
+			// get the first uploaded document, should be prevented in the frontend to upload more than one
+			$singleUploadedFile = current($_POST[$singleFilePostKey])['path'];
 
-			$filePathInfo = PathUtility::pathinfo($singleUploadedArr['path']);
+			$filePathInfo = PathUtility::pathinfo($singleUploadedFile);
 			if (!GeneralUtility::inList($allowedFileExtensions, strtolower($filePathInfo['extension']))) {
 				throw new TypeConverterException(
 					LocalizationUtility::translate('error.TypeConverterException.type', 'sg_jobs'),