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/*
* Copyright (C) 2008-2021 The QXmpp developers
*
* Author:
* Jeremy Lainé
*
* Source:
* https://github.com/qxmpp-project/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 "QXmppBookmarkManager.h"
#include "QXmppBookmarkSet.h"
#include "QXmppClient.h"
#include "QXmppConstants_p.h"
#include "QXmppIq.h"
#include "QXmppUtils.h"
#include <QDomElement>
// The QXmppPrivateStorageIq class represents an XML private storage IQ
// as defined by XEP-0049: Private XML Storage.
//
// FIXME: currently, we only handle bookmarks
class QXmppPrivateStorageIq : public QXmppIq
{
public:
QXmppBookmarkSet bookmarks() const;
void setBookmarks(const QXmppBookmarkSet &bookmark);
static bool isPrivateStorageIq(const QDomElement &element);
protected:
void parseElementFromChild(const QDomElement &element) override;
void toXmlElementFromChild(QXmlStreamWriter *writer) const override;
private:
QXmppBookmarkSet m_bookmarks;
};
QXmppBookmarkSet QXmppPrivateStorageIq::bookmarks() const
{
return m_bookmarks;
}
void QXmppPrivateStorageIq::setBookmarks(const QXmppBookmarkSet &bookmarks)
{
m_bookmarks = bookmarks;
}
bool QXmppPrivateStorageIq::isPrivateStorageIq(const QDomElement &element)
{
const QDomElement queryElement = element.firstChildElement("query");
return queryElement.namespaceURI() == ns_private &&
QXmppBookmarkSet::isBookmarkSet(queryElement.firstChildElement());
}
void QXmppPrivateStorageIq::parseElementFromChild(const QDomElement &element)
{
const QDomElement queryElement = element.firstChildElement("query");
m_bookmarks.parse(queryElement.firstChildElement());
}
void QXmppPrivateStorageIq::toXmlElementFromChild(QXmlStreamWriter *writer) const
{
writer->writeStartElement("query");
writer->writeDefaultNamespace(ns_private);
m_bookmarks.toXml(writer);
writer->writeEndElement();
}
class QXmppBookmarkManagerPrivate
{
public:
QXmppBookmarkSet bookmarks;
QXmppBookmarkSet pendingBookmarks;
QString pendingId;
bool bookmarksReceived;
};
/// Constructs a new bookmark manager.
///
QXmppBookmarkManager::QXmppBookmarkManager()
: d(new QXmppBookmarkManagerPrivate)
{
d->bookmarksReceived = false;
}
/// Destroys a bookmark manager.
///
QXmppBookmarkManager::~QXmppBookmarkManager()
{
delete d;
}
/// Returns true if the bookmarks have been received from the server,
/// false otherwise.
///
bool QXmppBookmarkManager::areBookmarksReceived() const
{
return d->bookmarksReceived;
}
/// Returns the bookmarks stored on the server.
///
/// Before calling this method, check that the bookmarks
/// have indeed been received by calling areBookmarksReceived().
///
QXmppBookmarkSet QXmppBookmarkManager::bookmarks() const
{
return d->bookmarks;
}
/// Stores the bookmarks on the server.
///
/// \param bookmarks
bool QXmppBookmarkManager::setBookmarks(const QXmppBookmarkSet &bookmarks)
{
QXmppPrivateStorageIq iq;
iq.setType(QXmppIq::Set);
iq.setBookmarks(bookmarks);
if (!client()->sendPacket(iq))
return false;
d->pendingBookmarks = bookmarks;
d->pendingId = iq.id();
return true;
}
/// \cond
void QXmppBookmarkManager::setClient(QXmppClient *client)
{
QXmppClientExtension::setClient(client);
connect(client, &QXmppClient::connected,
this, &QXmppBookmarkManager::slotConnected);
connect(client, &QXmppClient::disconnected,
this, &QXmppBookmarkManager::slotDisconnected);
}
bool QXmppBookmarkManager::handleStanza(const QDomElement &stanza)
{
if (stanza.tagName() == "iq") {
if (QXmppPrivateStorageIq::isPrivateStorageIq(stanza)) {
QXmppPrivateStorageIq iq;
iq.parse(stanza);
if (iq.type() == QXmppIq::Result) {
d->bookmarks = iq.bookmarks();
d->bookmarksReceived = true;
emit bookmarksReceived(d->bookmarks);
}
return true;
} else if (!d->pendingId.isEmpty() && stanza.attribute("id") == d->pendingId) {
QXmppIq iq;
iq.parse(stanza);
if (iq.type() == QXmppIq::Result) {
d->bookmarks = d->pendingBookmarks;
emit bookmarksReceived(d->bookmarks);
}
d->pendingId = QString();
return true;
}
}
return false;
}
/// \endcond
void QXmppBookmarkManager::slotConnected()
{
QXmppPrivateStorageIq iq;
iq.setType(QXmppIq::Get);
client()->sendPacket(iq);
}
void QXmppBookmarkManager::slotDisconnected()
{
d->bookmarks = QXmppBookmarkSet();
d->bookmarksReceived = false;
}
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