function trashmanConfirmDelete(btn) {
    let folder = $(btn).data('folder');
    ajaxCallFromButton(btn, 'delete_from_trash', 'folder=' + encodeURIComponent(folder), 'Deleting...', 'Deleted', 'Delete forever', function (data, $button) {
        $(btn).closest('.modal').modal('hide');
        let dir = $('#trashman-current-dir').val();