设置表单在提交时重定向到当前页面(SilverStripe/PHP)

use SilverStripe\Forms\Form;
use SilverStripe\Forms\FieldList;
use SilverStripe\Forms\TextField;
use SilverStripe\Forms\FormAction;

class MyForm extends Form
{
    public function __construct($controller, $name)
    {
        $fields = FieldList::create(
            TextField::create('Name', 'Name')
        );

        $actions = FieldList::create(
            FormAction::create('doSubmit', 'Submit')
        );

        parent::__construct($controller, $name, $fields, $actions);
    }

    public function doSubmit($data, $form)
    {
        // 处理表单提交逻辑

        // 重定向到当前页面
        return $this->controller->redirectBack();
    }
}

use SilverStripe\Control\Controller;
use SilverStripe\View\Requirements;

class MyPageController extends Controller
{
    public function index()
    {
        Requirements::javascript('path/to/jquery.js');
        Requirements::javascript('path/to/jquery-validate.js');

        $form = MyForm::create($this, 'MyForm');
        return $this->customise(array('MyForm' => $form))->renderWith(array('MyPage', 'Page'));
    }
}

<form $MyForm>
    $MyForm
</form>