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/**
* Copyright 2013 Albert Vaca <albertvaka@gmail.com>
*
* 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) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "mpriscontrolplugin.h"
#include <QDBusArgument>
#include <QDBusConnection>
#include <QDBusInterface>
#include <qdbusconnectioninterface.h>
#include <QDBusReply>
#include <QDBusMessage>
#include <core/kdebugnamespace.h>
#include <core/device.h>
#include "mprisdbusinterface.h"
#include "propertiesdbusinterface.h"
K_PLUGIN_FACTORY( KdeConnectPluginFactory, registerPlugin< MprisControlPlugin >(); )
K_EXPORT_PLUGIN( KdeConnectPluginFactory("kdeconnect_mpriscontrol", "kdeconnect-plugins") )
MprisControlPlugin::MprisControlPlugin(QObject* parent, const QVariantList& args)
: KdeConnectPlugin(parent, args)
{
//Detect new interfaces
connect(QDBusConnection::sessionBus().interface(), SIGNAL(serviceOwnerChanged(QString,QString,QString)),
this, SLOT(serviceOwnerChanged(QString,QString,QString)));
//Add existing interfaces
QStringList interfaces = QDBusConnection::sessionBus().interface()->registeredServiceNames().value();
Q_FOREACH (const QString& iface, interfaces) {
if (iface.startsWith("org.mpris.MediaPlayer2")) {
addPlayer(iface);
}
}
}
void MprisControlPlugin::serviceOwnerChanged(const QString &name,
const QString &oldOwner,
const QString &newOwner)
{
Q_UNUSED(oldOwner);
if (name.startsWith("org.mpris.MediaPlayer2")) {
kDebug(debugArea()) << "Mpris (un)registered in bus" << name << oldOwner << newOwner;
if (oldOwner.isEmpty()) {
addPlayer(name);
} else if (newOwner.isEmpty()) {
removePlayer(name);
}
}
}
void MprisControlPlugin::addPlayer(const QString& service)
{
QDBusInterface mprisInterface(service, "/org/mpris/MediaPlayer2", "org.mpris.MediaPlayer2");
//FIXME: This call hangs and returns an empty string if KDED is still starting!
const QString identity = mprisInterface.property("Identity").toString();
playerList[identity] = service;
kDebug(debugArea()) << "Mpris addPlayer" << service << "->" << identity;
sendPlayerList();
OrgFreedesktopDBusPropertiesInterface* freedesktopInterface = new OrgFreedesktopDBusPropertiesInterface(service, "/org/mpris/MediaPlayer2", QDBusConnection::sessionBus(), this);
connect(freedesktopInterface, SIGNAL(PropertiesChanged(QString, QVariantMap, QStringList)), this, SLOT(propertiesChanged(QString, QVariantMap)));
}
void MprisControlPlugin::propertiesChanged(const QString& propertyInterface, const QVariantMap& properties)
{
Q_UNUSED(propertyInterface);
NetworkPackage np(PACKAGE_TYPE_MPRIS);
bool somethingToSend = false;
if (properties.contains("Volume")) {
int volume = (int) (properties["Volume"].toDouble()*100);
if (volume != prevVolume) {
np.set("volume",volume);
prevVolume = volume;
somethingToSend = true;
}
}
if (properties.contains("Metadata")) {
QDBusArgument bullshit = qvariant_cast<QDBusArgument>(properties["Metadata"]);
QVariantMap nowPlayingMap;
bullshit >> nowPlayingMap;
if (nowPlayingMap.contains("xesam:title")) {
QString nowPlaying = nowPlayingMap["xesam:title"].toString();
if (nowPlayingMap.contains("xesam:artist")) {
nowPlaying = nowPlayingMap["xesam:artist"].toString() + " - " + nowPlaying;
}
np.set("nowPlaying",nowPlaying);
somethingToSend = true;
}
}
if (properties.contains("PlaybackStatus")) {
bool playing = (properties["PlaybackStatus"].toString() == "Playing");
np.set("isPlaying", playing);
somethingToSend = true;
}
if (somethingToSend) {
OrgFreedesktopDBusPropertiesInterface* interface = (OrgFreedesktopDBusPropertiesInterface*)sender();
const QString& service = interface->service();
const QString& player = playerList.key(service);
np.set("player", player);
sendPackage(np);
}
}
void MprisControlPlugin::removePlayer(const QString& ifaceName)
{
const QString identity = playerList.key(ifaceName);
kDebug(debugArea()) << "Mpris removePlayer" << ifaceName << "->" << identity;
playerList.remove(identity);
sendPlayerList();
}
bool MprisControlPlugin::receivePackage (const NetworkPackage& np)
{
if (np.has("playerList")) {
return false; //Whoever sent this is an mpris client and not an mpris control!
}
//Send the player list
const QString player = np.get<QString>("player");
bool valid_player = playerList.contains(player);
if (!valid_player || np.get<bool>("requestPlayerList")) {
sendPlayerList();
if (!valid_player) {
return true;
}
}
//Do something to the mpris interface
OrgMprisMediaPlayer2PlayerInterface mprisInterface(playerList[player], "/org/mpris/MediaPlayer2", QDBusConnection::sessionBus());
if (np.has("action")) {
const QString& action = np.get<QString>("action");
kDebug(debugArea()) << "Calling action" << action << "in" << playerList[player];
//TODO: Check for valid actions
mprisInterface.call(action);
}
if (np.has("setVolume")) {
double volume = np.get<int>("setVolume")/100.f;
kDebug(debugArea()) << "Setting volume" << volume << "to" << playerList[player];
mprisInterface.setVolume(volume);
}
if (np.has("Seek")) {
int offset = np.get<int>("Seek");
kDebug(debugArea()) << "Seeking" << offset << "to" << playerList[player];
mprisInterface.Seek(offset);
}
//Send something read from the mpris interface
NetworkPackage answer(PACKAGE_TYPE_MPRIS);
bool somethingToSend = false;
if (np.get<bool>("requestNowPlaying")) {
QVariantMap nowPlayingMap = mprisInterface.metadata();
QString nowPlaying = nowPlayingMap["xesam:title"].toString();
if (nowPlayingMap.contains("xesam:artist")) {
nowPlaying = nowPlayingMap["xesam:artist"].toString() + " - " + nowPlaying;
}
answer.set("nowPlaying",nowPlaying);
bool playing = (mprisInterface.playbackStatus() == QLatin1String("Playing"));
answer.set("isPlaying", playing);
somethingToSend = true;
}
if (np.get<bool>("requestVolume")) {
int volume = (int)(mprisInterface.volume() * 100);
answer.set("volume",volume);
somethingToSend = true;
}
if (somethingToSend) {
answer.set("player", player);
sendPackage(answer);
}
return true;
}
void MprisControlPlugin::sendPlayerList()
{
NetworkPackage np(PACKAGE_TYPE_MPRIS);
np.set("playerList",playerList.keys());
sendPackage(np);
}
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