Ecco i codicei che potrebbero aiutare a capire

view/scripts/auth/index.phtml
codice:
<?php $this->headTitle('Login'); ?>
<h1>Login</h1>
<?php echo $this->form->setAction($this->url()); ?>
controllers/AuthController.php
codice:
<?php

class AuthController extends Zend_Controller_Action
{
    public function init()
    {
        /* Initialize action controller here */
    }

    public function indexAction()
    {
        // action body
        $form = new Application_Form_Login();
        $request = $this->getRequest();
        if ($request->isPost())
        {
            if ($form->isValid($request->getPost()))
            {
                
            }
            $this->view->form = $form;
        } 
    }
}