bool QXmppDiscoveryManager::handleStanza(const QDomElement &element)
{
    if (element.tagName() == "iq" && QXmppDiscoveryIq::isDiscoveryIq(element))
    {
        QXmppDiscoveryIq receivedIq;
        receivedIq.parse(element);

        if(receivedIq.type() == QXmppIq::Get &&
           receivedIq.queryType() == QXmppDiscoveryIq::InfoQuery &&
           (receivedIq.queryNode().isEmpty() || receivedIq.queryNode().startsWith(d->clientCapabilitiesNode)))
        {
            // respond to query
            QXmppDiscoveryIq qxmppFeatures = capabilities();
            qxmppFeatures.setId(receivedIq.id());
            qxmppFeatures.setTo(receivedIq.from());
            qxmppFeatures.setQueryNode(receivedIq.queryNode());
            client()->sendPacket(qxmppFeatures);
        }
        else if(receivedIq.queryType() == QXmppDiscoveryIq::InfoQuery)
            emit infoReceived(receivedIq);
        else if(receivedIq.queryType() == QXmppDiscoveryIq::ItemsQuery)
            emit itemsReceived(receivedIq);

        return true;
    }
    return false;
}
QString QXmppDiscoveryManager::requestInfo(const QString& jid, const QString& node)
{
    QXmppDiscoveryIq request;
    request.setType(QXmppIq::Get);
    request.setQueryType(QXmppDiscoveryIq::InfoQuery);
    request.setTo(jid);
    if(!node.isEmpty())
        request.setQueryNode(node);
    if(client()->sendPacket(request))
        return request.id();
    else
        return QString();
}