Model Validation File12

Model File Code:
<?php
App::uses('Model', 'Model');

/**
 * Application model for Cake.
 *
 * Add your application-wide methods in the class below, your models
 * will inherit them.
 *
 * @package       app.Model
 */
class User extends Model {
    public $name = 'User';
    public $validate = array(
        'fname' => array(
            'rule'      => 'notEmpty',
            'required'  => true,
            'message'   => 'Please fill first name.'
        ),
        'uname' => array(
            'rule'      => 'notEmpty',
            'required'  => true,
            'message'   => 'Please fill Username name.'
        ),
        'email' => array(
            'rule'      => 'notEmpty',
            'required'  => true,
            'message'   => 'Please fill email.'
        ),
        'phone' => array(
            'rule'      => 'notEmpty',
            'required'  => true,
            'message'   => 'Please fill phone.'
        ),
        'roles' => array(
            'rule'      => 'notEmpty',
            'required'  => true,
            'message'   => 'Please fill one role atleast.'
        ),
        'password' => array(
            'rule'      => 'notEmpty',
            'required'  => true,
            'message'   => 'Please fill password.'
        )
    );
}


View File Code:
<?php
    /** registration form **/
    echo $this->Form->create('User', array('url' => array('controller' => 'users', 'action' => 'register'),'id' => 'registeration', 'class' => 'register', 'novalidate' => true));
    echo $this->Form->input('User.fname', array('label' => 'First Name:', 'id' => 'fname'));
    echo $this->Form->input('User.lname', array('label' => 'Last Name:'));
    echo $this->Form->input('User.uname', array('label' => 'User Name:', 'id' => 'uname'));
    echo $this->Form->input('User.email', array('label' => 'Email address:', 'id' => 'email'));
    echo $this->Form->input('User.phone', array('label' => 'Phone:', 'id' => 'phone'));
    echo $this->Form->input('User.address', array('label' => 'Address:'));
    echo $this->Form->input('User.roles', array(
                                'type'          =>      'radio',
                                'options'       =>      array(1 => 'Customer', 2 => 'Vendor'), 'id' => 'roles'
                                ));
    echo $this->Form->input('User.password', array('label' => 'Password:', 'id' => 'password'));
    echo $this->Form->input('User.cpassword', array('label' => 'Confirm Password:','type' => 'password', 'id' => 'cpassword'));
    echo $this->Form->end('Save');
?>


Controller file is:
<?php
App::uses('AppController', 'Controller');

class UsersController extends AppController {

/**
 * This controller does not use a model
 *
 * @var array
 */
    public $uses = array('User');

/**
 * Displays a view
 *
 * @return void
 * @throws NotFoundException When the view file could not be found
 *  or MissingViewException in debug mode.
 */
    public function index() {

    }

    public function login() {
        //$this->layout = 'feedback';
    }

    public function register() {

                if($this->request->is('post')) {

                        if($this->User->save( $this->request->data))
                        {
                                pr($this->request->data);
                                die('save');
                        } else {
                                die('could not save');
                        }
                }
        }

}