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/*
* Copyright (C) 2007 Aaron Seigo <aseigo@kde.org>
* Copyright (C) 2007 Petri Damsten <damu@iki.fi>
* Copyright (C) 2008 Rob Scheepmaker <r.scheepmaker@student.utwente.nl>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License version 2 as
* published by the Free Software Foundation
*
* This program 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 General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef RSS_DATAENGINE_H
#define RSS_DATAENGINE_H
#include <syndication/item.h>
#include <syndication/loader.h>
#include <syndication/feed.h>
#include <Solid/Networking>
#include <Plasma/DataEngine>
#include <QSet>
class QDBusInterface;
class QSignalMapper;
/**
* This class can be used to fetch one or more rss feeds. By
* requesting a datasource with the url's of one or more rss
* feeds separated by " ", you will receive a merged list
* containing the items of all feeds requested. This list is
* sorted by timestamp.
* This class also fetches the favicons from all requested
* feeds.
*/
class RssEngine : public Plasma::DataEngine
{
Q_OBJECT
public:
RssEngine(QObject* parent, const QVariantList& args);
virtual ~RssEngine();
protected:
bool sourceRequestEvent(const QString &name);
bool updateSourceEvent(const QString& name);
protected Q_SLOTS:
void processRss(Syndication::Loader* loader,
Syndication::FeedPtr feed,
Syndication::ErrorCode error);
void slotFavIconResult(KJob *job);
void timeout(const QString & source);
void networkStatusChanged(Solid::Networking::Status status);
private:
QVariantList mergeFeeds(QString source) const;
void updateFeeds(const QString & source,
const QString & title);
bool cachesUpToDate(const QString & source) const;
QHash<Syndication::Loader*, QString> m_feedMap;
QHash<Syndication::Loader*, QString> m_sourceMap;
QHash<QString, QTimer*> m_timerMap;
QHash<QString, QVariantList> m_feedItems;
QHash<QString, QString> m_feedIcons;
QHash<QString, QString> m_feedTitles;
QHash<QString, QDateTime> m_feedTimes;
bool m_forceUpdate;
QVariantList m_rssSources;
QSet<QString> m_rssSourceNames;
QSignalMapper * m_signalMapper;
};
K_EXPORT_PLASMA_DATAENGINE(rss, RssEngine)
#endif
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