$source = [
        'cat'       => $GLOBALS['xoopsDB']->prefix('mydownloads_cat'),
        'downloads' => $GLOBALS['xoopsDB']->prefix('mydownloads_downloads'),
        'broken'    => $GLOBALS['xoopsDB']->prefix('mydownloads_broken'),
        'mod'       => $GLOBALS['xoopsDB']->prefix('mydownloads_mod'),