public function user_create()
	{
		$user = ORM::factory('user');
		$user->username = "user";

		$this->auth = Auth::instance();

		$user->email = "info@test.com";
		$user->password = $this->auth->hash_password('admin');
		$user->add(ORM::factory('role', 'login'));
		$user->add(ORM::factory('role', 'admin'));

		if ($user->save())
			{
				$this->template->title = "user saved";
				$this->template->content = "user saved";
			}
		}

$user = $this->input->post('username');
        $password = $this->input->post('password');

        if(!empty($user))
            {
                $find_user = ORM::factory('user')->where('username', $user)->find();
                $username = $find_user->username;

                $this->auth = Auth::instance();

                if($this->auth->login($username, $password))
                    {
                        $error = "logged in";
                    }
                else
                    {
                        $error = "not logged in at all";
                    }
            }

        $this->template->content = new View('admin/login_view');
        $this->template->content->user_info = $username . " " . $password;
        $this->template->title = "Login Admin";
        $this->template->content->bind('error', $error);

public function user_create()
    {
            $user = ORM::factory('user');
            $user->username = "user";

            $this->auth = Auth::instance();

            $user->email = "info@test.com";
            $user->password = 'admin';
...

public function __set($key, $value)
{
	if ($key === 'password')
	{
		// Use Auth to hash the password
		$value = Auth::instance()->hash_password($value);
	}

	parent::__set($key, $value);
}