if (isset(Request::getString('xoops_upload_file', null, 'POST')[0]) //$_POST['xoops_upload_file'][0])
            && !empty(Request::getString('slides1', null, 'POST')) //$_POST['slides1'])
        ) {
            $slides1 = Request::getString('xoops_upload_file', null, 'POST')[0]; //$_POST['xoops_upload_file'][0];
            $slides1 = getFile($slides1);