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/*
 * Copyright (C) 2010 Bolloré telecom
 *
 * Author:
 *	Jeremy Lainé
 *
 * Source:
 *	http://code.google.com/p/qxmpp
 *
 * This file is a part of QXmpp library.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 */

#include "QXmppConstants.h"
#include "QXmppDiscoveryIq.h"
#include "QXmppUtils.h"

#include <QDomElement>

QXmppElementList QXmppDiscoveryIq::queryItems() const
{
    return m_queryItems;
}

void QXmppDiscoveryIq::setQueryItems(const QXmppElementList &items)
{
    m_queryItems = items;
}

enum QXmppDiscoveryIq::QueryType QXmppDiscoveryIq::queryType() const
{
    return m_queryType;
}

void QXmppDiscoveryIq::setQueryType(enum QXmppDiscoveryIq::QueryType type)
{
    m_queryType = type;
}

bool QXmppDiscoveryIq::isDiscoveryIq(const QDomElement &element)
{
    QDomElement queryElement = element.firstChildElement("query");
    return (queryElement.namespaceURI() == ns_disco_info ||
            queryElement.namespaceURI() == ns_disco_items); 
}

void QXmppDiscoveryIq::parse(const QDomElement &element)
{
    QXmppStanza::parse(element);

    setTypeFromStr(element.attribute("type"));
    QDomElement queryElement = element.firstChildElement("query");
    if (queryElement.namespaceURI() == ns_disco_items)
        m_queryType = ItemsQuery;
    else
        m_queryType = InfoQuery;

    QDomElement itemElement = queryElement.firstChildElement();
    while (!itemElement.isNull())
    {
        m_queryItems.append(QXmppElement(itemElement));
        itemElement = itemElement.nextSiblingElement();
    }
}

void QXmppDiscoveryIq::toXmlElementFromChild(QXmlStreamWriter *writer) const
{
    writer->writeStartElement("query");
    helperToXmlAddAttribute(writer, "xmlns",
        m_queryType == InfoQuery ? ns_disco_info : ns_disco_items);
    foreach (const QXmppElement &item, m_queryItems)
        item.toXml(writer);
    writer->writeEndElement();
}