php

public function loginAction() {
        $form = new Application_Form_FormLogin();
        $this->view->form = $form;
        if ($this->getRequest()->isPost()) {
            $formData = $this->getRequest()->getPost();
            if ($form->isValid($formData)) {
                $userName = $form->getValue('userName');
                $password = $form->getValue('password');
                $this->redirect('visiteur/index');
            } else {
                $form->populate($formData);
            }
        }
    }