UserRegisterForm::rules PHP Method

rules() public method

The rules state that username and password are required, and password needs to be authenticated.
public rules ( )
    public function rules()
    {
        return array(array('username, email, password', 'required'), array('email', 'email', 'message' => t('Email is not valid')), array('email', 'unique', 'attributeName' => 'email', 'className' => 'cms.models.user.User', 'message' => t('This email has been registered.')));
    }