/**
* decide which page to show.
* This method is called automatically
*/
public function index($args = false)
{
$request = PRequest::get()->request;
$model = new NewsletterModel();
// look at the request.
if (!isset($request[1])) {
$Data = $model->PreviousLetters();
$page = new NewsletterPage($Data);
} else {
$Data = $model->Load($request[1]);
if (isset($request[2])) {
$Data->Lang = $request[2];
} else {
$Data->Lang = 'en';
}
if (empty($Data)) {
$page = new EmptyLetterPage($request[1]);
} else {
$page = new OneNewsLetterPage($Data);
}
}
// return the $page object, so the "$page->render()" function can be called somewhere else.
return $page;
}
