case 'delete_GET':
        $model = Drink::Get($_REQUEST['id']);
        $view = "drink/delete.php";
        break;
    case 'delete_POST':
        $errors = Drink::Delete($_REQUEST['id']);
        if ($errors) {
            $model = Drink::Get($_REQUEST['id']);
            $view = "drink/delete.php";
        } else {
            header("Location: ?sub_action={$sub_action}&id={$_REQUEST['id']}");
            die;
        }
        break;
    case 'search_GET':
        $model = Drink::Search($_REQUEST['q']);
        $view = 'drink/index.php';
        break;
    case 'index_GET':
    default:
        $model = Drink::Get();
        $view = 'drink/index.php';
        break;
}
switch ($format) {
    case 'json':
        echo json_encode($model);
        break;
    case 'plain':
        include __DIR__ . "/../Views/{$view}";
        break;