function setAnonymous($is_anonymous)
    {
        if ($is_anonymous && $this->message->isOpenID1()) {
            return false;
        } else {
            $this->_anonymous = $is_anonymous;
            return true;
        }
    }
function setAnonymous($is_anonymous)
    {
        if ($is_anonymous && $this->message->isOpenID1()) {
            return false;
        } else {
            $this->_anonymous = $is_anonymous;
            return true;
        }
    }
function setAnonymous ( $ is_anonymous ) { if ( $ is_anonymous && $ this -> message -> isOpenID1 ( ) ) { return false ; } else { $ this -> _anonymous = $ is_anonymous ; return true ; } }
Set whether this request should be made anonymously. If a
request is anonymous, the identifier will not be sent in the
request. This is only useful if you are making another kind of
request with an extension in this request.

Anonymous requests are not allowed when the request is made
with OpenID 1.

@param bool $is_anonymous
@return bool
Set whether this request should be made anonymously . If a request is anonymous the identifier will not be sent in the request . This is only useful if you are making another kind of request with an extension in this request .