[4829fd]: plugins / mpris / mprissupport.cpp  Maximize  Restore  History

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/***************************************************************************
mprissupport.cpp - description
-------------------
copyright : (C) 2014 by Pino Toscano
email : toscano.pino@tiscali.it
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include <QtDBus/QDBusConnection>
#include <KDE/KAboutData>
#include <KDE/KCmdLineArgs>
#include <unistd.h>
#include "mprissupport.h"
#include "mprisroot.h"
#include "mprisplayer.h"
#include "errorlog_interfaces.h"
#include "radiodevice_interfaces.h"
#include "seekradio_interfaces.h"
#include "stationlist.h"
#include "pluginmanager.h"
#include "frequencyradiostation.h"
#include "internetradiostation.h"
///////////////////////////////////////////////////////////////////////
//// plugin library functions
PLUGIN_LIBRARY_FUNCTIONS(MPRISSupport, PROJECT_NAME, i18n("MPRIS Support"));
/////////////////////////////////////////////////////////////////////////////
MPRISSupport::MPRISSupport(const QString &instanceID, const QString &name)
: PluginBase(instanceID, name, i18n("MPRIS Plugin"))
{
}
MPRISSupport::~MPRISSupport()
{
}
void MPRISSupport::startPlugin()
{
if (m_manager) {
QDBusConnection dbus = QDBusConnection::sessionBus();
QString mpris2Name = QString::fromLatin1("org.mpris.MediaPlayer2.%1.instance%2")
.arg(KCmdLineArgs::aboutData()->appName())
.arg(getpid());
bool success = dbus.registerService(mpris2Name);
if (success) {
QDBusAbstractAdaptor *rootAdaptor = new MPRIRoot(this);
Q_UNUSED(rootAdaptor);
QDBusAbstractAdaptor *playerAdaptor = new MPRISPlayer(this);
connect(this, SIGNAL(powerChanged(bool)),
playerAdaptor, SLOT(slotPowerChanged(bool)));
connect(this, SIGNAL(RDSStateChanged(bool)),
playerAdaptor, SLOT(slotRDSStateChanged(bool)));
connect(this, SIGNAL(RDSRadioTextChanged(QString)),
playerAdaptor, SLOT(slotRDSRadioTextChanged(QString)));
connect(this, SIGNAL(RDSStationNameChanged(QString)),
playerAdaptor, SLOT(slotRDSStationNameChanged(QString)));
connect(this, SIGNAL(volumeChanged(double)),
playerAdaptor, SLOT(slotVolumeChanged(double)));
connect(this, SIGNAL(currentStreamChanged()),
playerAdaptor, SLOT(slotCurrentStreamChanged()));
dbus.registerObject("/org/mpris/MediaPlayer2", this);
} else {
logError("MPRISSupport: cannot register: " + mpris2Name);
}
} else {
logError("Internal Error: MPRISSupport::startPlugin: Has NULL m_manager pointer. MPRIS not registered.");
}
}
bool MPRISSupport::connectI (Interface *i)
{
bool a = IRadioClient::connectI (i);
bool b = PluginBase::connectI(i);
bool c = ISoundStreamClient::connectI(i);
return a || b || c;
}
bool MPRISSupport::disconnectI (Interface *i)
{
bool a = IRadioClient::disconnectI (i);
bool b = PluginBase::disconnectI(i);
bool c = ISoundStreamClient::disconnectI(i);
return a || b || c;
}
void MPRISSupport::saveState (KConfigGroup &c) const
{
PluginBase::saveState(c);
}
void MPRISSupport::restoreState (const KConfigGroup &c)
{
PluginBase::restoreState(c);
}
ConfigPageInfo MPRISSupport::createConfigurationPage()
{
return ConfigPageInfo (NULL,
i18n("MPRIS Support"),
i18n("MPRIS Plugin"),
QString());
}
bool MPRISSupport::noticePowerChanged(bool on)
{
emit powerChanged(on);
return false;
}
bool MPRISSupport::noticeStationChanged(const RadioStation &, int)
{
return false;
}
bool MPRISSupport::noticeStationsChanged(const StationList &)
{
return false;
}
bool MPRISSupport::noticePresetFileChanged(const QString &)
{
return false;
}
bool MPRISSupport::noticeRDSStateChanged(bool enabled)
{
emit RDSStateChanged(enabled);
return false;
}
bool MPRISSupport::noticeRDSRadioTextChanged(const QString &s)
{
emit RDSRadioTextChanged(s);
return false;
}
bool MPRISSupport::noticeRDSStationNameChanged(const QString &s)
{
emit RDSStationNameChanged(s);
return false;
}
bool MPRISSupport::noticeCurrentSoundStreamSourceIDChanged(SoundStreamID)
{
return false;
}
bool MPRISSupport::noticeCurrentSoundStreamSinkIDChanged(SoundStreamID)
{
return false;
}
void MPRISSupport::noticeConnectedI(ISoundStreamServer *s, bool pointer_valid)
{
ISoundStreamClient::noticeConnectedI(s, pointer_valid);
if (s && pointer_valid) {
s->register4_notifyPlaybackVolumeChanged(this);
s->register4_notifySoundStreamChanged(this);
}
}
bool MPRISSupport::noticePlaybackVolumeChanged(SoundStreamID id, float volume)
{
if (queryCurrentSoundStreamSinkID() == id) {
emit volumeChanged(volume);
}
return false;
}
bool MPRISSupport::noticeSoundStreamChanged(SoundStreamID)
{
emit currentStreamChanged();
return false;
}
void MPRISSupport::showAllWidgetPlugins()
{
if (m_manager) {
m_manager->slotRestoreAllWidgetPlugins();
}
}
bool MPRISSupport::isPlaying() const
{
return queryIsPowerOn();
}
bool MPRISSupport::isPaused() const
{
SoundStreamID streamSinkID = queryCurrentSoundStreamSinkID();
bool p = false;
queryIsPlaybackPaused(streamSinkID, p);
return p;
}
double MPRISSupport::volume() const
{
SoundStreamID streamSinkID = queryCurrentSoundStreamSinkID();
float v = 0;
queryPlaybackVolume(streamSinkID, v);
return v;
}
void MPRISSupport::setVolume(double vol)
{
if (queryIsPowerOn()) {
SoundStreamID streamSinkID = queryCurrentSoundStreamSinkID();
sendPlaybackVolume(streamSinkID, vol);
}
}
static QString makeTrackId(const RadioStation &rs)
{
return QString::fromLatin1("/net/sourceforge/") + KCmdLineArgs::aboutData()->appName() + "/id-" + rs.stationID();
}
QVariantMap MPRISSupport::mprisMetadata() const
{
QVariantMap metaData;
if (!isPlaying()) {
return metaData;
}
const int idx = queryCurrentStationIdx();
const StationList &sl = queryStations();
if (idx < 0 || idx >= sl.count()) {
return metaData;
}
const RadioStation &rs = sl.at(idx);
metaData["mpris:trackid"] = makeTrackId(rs);
const QString stationName = rs.name();
metaData["xesam:title"] = stationName;
metaData["xesam:artist"] = QStringList() << stationName;
const QString className = rs.getClassName();
if (className == QLatin1String("InternetRadioStation")) {
const InternetRadioStation *ir = static_cast<const InternetRadioStation *>(&rs);
metaData["xesam:url"] = ir->url().prettyUrl();
} else if (className == QLatin1String("FrequencyRadioStation")) {
const FrequencyRadioStation *fr = static_cast<const FrequencyRadioStation *>(&rs);
metaData["kradio:frequency"] = fr->frequency();
}
if (queryRDSState()) {
metaData["xesam:title"] = metaData["kradio:rds:text"] = queryRDSRadioText();
metaData["kradio:rds:stationName"] = queryRDSStationName();
}
return metaData;
}
void MPRISSupport::stop()
{
if (queryIsPowerOn()) {
sendPowerOff();
}
}
void MPRISSupport::play()
{
if (queryIsPowerOn()) {
SoundStreamID streamSinkID = queryCurrentSoundStreamSinkID();
bool paused = false;
queryIsPlaybackPaused(streamSinkID, paused);
if (paused) {
sendResumePlayback(streamSinkID);
}
} else {
sendPowerOn();
}
}
void MPRISSupport::pause()
{
if (queryIsPowerOn()) {
SoundStreamID streamSinkID = queryCurrentSoundStreamSinkID();
bool paused = false;
queryIsPlaybackPaused(streamSinkID, paused);
if (!paused) {
sendPausePlayback(streamSinkID);
}
}
}
void MPRISSupport::playPause()
{
if (queryIsPowerOn()) {
SoundStreamID streamSinkID = queryCurrentSoundStreamSinkID();
bool paused = false;
queryIsPlaybackPaused(streamSinkID, paused);
if (paused) {
sendResumePlayback(streamSinkID);
} else {
sendPausePlayback(streamSinkID);
}
} else {
sendPowerOn();
}
}
#include <mprissupport.moc>

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