/* Copyright (C) 2016 J.F.Dockes
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _AUDIOSCROBBLER_H_INCLUDED_
#define _AUDIOSCROBBLER_H_INCLUDED_
#include <QObject>
#include <QString>
#include <QHash>
#include <string>
#include "HelperStructs/MetaData.h"
class QNetworkAccessManager;
class QNetworkReply;
class QByteArray;
// Send notifications to Last.FM
// This creates a QNetworkAccessManager, which is normally unique per
// app. If there other uses for the manager appear in upplay, this
// should be changed for the manager to be created by the app and
// passed as constructor parameter.
//
// The Scrobbler code proper was created using code from MPDAS, by
// Henrik Friedrichsen, modified to use the Qt library instead of
// libcurl.
class AudioScrobbler : public QObject {
Q_OBJECT;
public:
AudioScrobbler(QObject *parent = 0);
public slots:
void maybeScrobble(time_t cursecs, const MetaData& meta);
private slots:
void replyFinished(QNetworkReply*);
private:
void maybeQueue();
void processQueue();
void scrobbleFailure();
bool scrobble(const MetaData&);
bool nowPlaying(const MetaData&);
bool loveTrack(const MetaData& meta);
void handshake();
void openURL(const QString& url, const char *data = 0);
std::string createScrobbleMessage(const MetaData& meta);
bool checkFailure(std::string response);
// Current song playing. maybeScrobble uses this to decide when to
// queue data for scrobbling
MetaData m_curmeta;
time_t m_curpos; // current position in song
time_t m_starttime; // time started playing
bool m_sent;
// Songs which need scrobbling. The queue can grow if Last.FM is
// unaccessible for a time, but we don't save it to disk for now
// (unlike MPDAS).
QHash<QString, MetaData> m_queue;
// Last try processing the queue. We wait 5mn after a failure
time_t m_lastqfail;
// Current error count. We try to reconnect after 3
int m_failcount;
// Logged in ?
bool m_authed;
std::string m_sessionid;
QNetworkAccessManager *m_netman;
bool m_netactive;
};
#endif /* _AUDIOSCROBBLER_H_INCLUDED_ */