private function export_settings()
{
$format = wpl_request::getVar('wpl_export_format', 'json');
$output = wpl_settings::export_settings($format);
if ($format == 'json') {
header('Content-disposition: attachment; filename=settings.json');
header('Content-type: application/json');
} elseif ($format == 'xml') {
header('Content-disposition: attachment; filename=settings.xml');
header('Content-type: application/xml');
}
echo $output;
exit;
}
