Exemplo de um controller dentro de um módulo com Login

DefaultController.php

<?php

class DefaultController extends CController
{
    public $defaultAction = 'login';
    
    public function actionLogin() {
        $this->layout = 'login';
        $model = new AdminLoginForm;
        if(isset($_POST['AdminLoginForm'])) {
            $model->attributes = $_POST['AdminLoginForm'];
            if($model->validate() && $model->login()) {
                $this->redirect($this->getModule()->user->returnUrl);
            }
        }
        $this->render('login', array('model'=>$model));
    }
    
    public function actionLogout() {
        $this->getModule()->user->logout();
        $this->redirect('login');
    }
    
    public function actionDashboard() {
        $this->layout = 'main';
        $this->render('dashboard');
    }
    
    public function actionError() {
        $this->layout = 'main';
        if($error=Yii::app()->errorHandler->error)
	    {
	    	if(Yii::app()->request->isAjaxRequest)
	    		echo $error['message'];
	    	else
	        	$this->render('error', $error);
	    }
    }
}