Clementine-audio-player-Mac.../src/core/mpris2.cpp

443 lines
13 KiB
C++

/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine 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 3 of the License, or
(at your option) any later version.
Clementine 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 Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "mpris_common.h"
#include "mpris.h"
#include "mpris2.h"
#include "core/mpris2_player.h"
#include "core/mpris2_root.h"
#include "core/mpris2_tracklist.h"
#include "core/player.h"
#include "engines/enginebase.h"
#include "playlist/playlist.h"
#include "playlist/playlistmanager.h"
#include "playlist/playlistsequence.h"
#include "ui/mainwindow.h"
#include <QApplication>
#include <QDBusConnection>
#ifdef HAVE_LIBINDICATE
# include <qindicateserver.h>
#endif
namespace mpris {
const char* Mpris2::kMprisObjectPath = "/org/mpris/MediaPlayer2";
const char* Mpris2::kServiceName = "org.mpris.MediaPlayer2.clementine";
const char* Mpris2::kFreedesktopPath = "org.freedesktop.DBus.Properties";
Mpris2::Mpris2(Player* player, ArtLoader* art_loader,
Mpris1* mpris1, QObject* parent)
: QObject(parent),
player_(player),
mpris1_(mpris1)
{
new Mpris2Root(this);
new Mpris2TrackList(this);
new Mpris2Player(this);
QDBusConnection::sessionBus().registerService(kServiceName);
QDBusConnection::sessionBus().registerObject(kMprisObjectPath, this);
#ifdef HAVE_LIBINDICATE
QIndicate::Server* indicate_server = QIndicate::Server::defaultInstance();
indicate_server->setType("music.clementine");
indicate_server->setDesktopFile(DesktopEntry());
indicate_server->show();
#endif
connect(art_loader, SIGNAL(ArtLoaded(Song,QString)), SLOT(ArtLoaded(Song,QString)));
connect(player->engine(), SIGNAL(StateChanged(Engine::State)), SLOT(EngineStateChanged(Engine::State)));
connect(player, SIGNAL(VolumeChanged(int)), SLOT(VolumeChanged()));
connect(player_->playlists(), SIGNAL(PlaylistManagerInitialized()), SLOT(PlaylistManagerInitialized()));
connect(player_->playlists(), SIGNAL(CurrentSongChanged(Song)), SLOT(CurrentSongChanged(Song)));
}
// when PlaylistManager gets it ready, we connect PlaylistSequence with this
void Mpris2::PlaylistManagerInitialized() {
connect(player_->playlists()->sequence(), SIGNAL(ShuffleModeChanged(PlaylistSequence::ShuffleMode)),
SLOT(ShuffleModeChanged()));
connect(player_->playlists()->sequence(), SIGNAL(RepeatModeChanged(PlaylistSequence::RepeatMode)),
SLOT(RepeatModeChanged()));
}
void Mpris2::EngineStateChanged(Engine::State newState) {
if(newState != Engine::Playing && newState != Engine::Paused) {
last_metadata_= QVariantMap();
EmitNotification("Metadata");
}
EmitNotification("PlaybackStatus", PlaybackStatus(newState));
}
void Mpris2::VolumeChanged() {
EmitNotification("Volume");
}
void Mpris2::ShuffleModeChanged() {
EmitNotification("Shuffle");
}
void Mpris2::RepeatModeChanged() {
EmitNotification("LoopStatus");
}
void Mpris2::EmitNotification(const QString& name, const QVariant& val) {
QDBusMessage msg = QDBusMessage::createSignal(
kMprisObjectPath, kFreedesktopPath, "PropertiesChanged");
QVariantMap map;
map.insert(name, val);
QVariantList args = QVariantList()
<< "org.mpris.MediaPlayer2.Player"
<< map
<< QStringList();
msg.setArguments(args);
QDBusConnection::sessionBus().send(msg);
}
void Mpris2::EmitNotification(const QString& name) {
QVariant value;
if (name == "PlaybackStatus") value = PlaybackStatus();
else if (name == "LoopStatus") value = LoopStatus();
else if (name == "Shuffle") value = Shuffle();
else if (name == "Metadata") value = Metadata();
else if (name == "Volume") value = Volume();
else if (name == "Position") value = Position();
if (value.isValid())
EmitNotification(name, value);
}
//------------------Root Interface--------------------------//
bool Mpris2::CanQuit() const {
return true;
}
bool Mpris2::CanRaise() const {
return true;
}
bool Mpris2::HasTrackList() const {
return true;
}
QString Mpris2::Identity() const {
return QString("%1 %2").arg(
QCoreApplication::applicationName(),
QCoreApplication::applicationVersion());
}
// Returning the whole path to the desktop file seems to be inconsistent with the
// spec but SoundMenu requires this to work this way.
QString Mpris2::DesktopEntry() const {
QStringList xdg_data_dirs = QString(getenv("XDG_DATA_DIRS")).split(":");
xdg_data_dirs.append("/usr/local/share/");
xdg_data_dirs.append("/usr/share/");
foreach (const QString& directory, xdg_data_dirs) {
QString path = QString("%1/applications/%2.desktop").
arg(directory, QApplication::applicationName().toLower());
if (QFile::exists(path))
return path;
}
return QString();
}
QStringList Mpris2::SupportedUriSchemes() const {
static QStringList res = QStringList()
<< "file"
<< "http"
<< "cdda"
<< "smb"
<< "sftp";
return res;
}
QStringList Mpris2::SupportedMimeTypes() const {
static QStringList res = QStringList()
<< "application/ogg"
<< "application/x-ogg"
<< "application/x-ogm-audio"
<< "audio/aac"
<< "audio/mp4"
<< "audio/mpeg"
<< "audio/mpegurl"
<< "audio/ogg"
<< "audio/vnd.rn-realaudio"
<< "audio/vorbis"
<< "audio/x-flac"
<< "audio/x-mp3"
<< "audio/x-mpeg"
<< "audio/x-mpegurl"
<< "audio/x-ms-wma"
<< "audio/x-musepack"
<< "audio/x-oggflac"
<< "audio/x-pn-realaudio"
<< "audio/x-scpls"
<< "audio/x-speex"
<< "audio/x-vorbis"
<< "audio/x-vorbis+ogg"
<< "audio/x-wav"
<< "video/x-ms-asf"
<< "x-content/audio-player";
return res;
}
void Mpris2::Raise() {
emit RaiseMainWindow();
}
void Mpris2::Quit() {
qApp->quit();
}
QString Mpris2::PlaybackStatus() const {
return PlaybackStatus(player_->GetState());
}
QString Mpris2::PlaybackStatus(Engine::State state) const {
switch (state) {
case Engine::Playing: return "Playing";
case Engine::Paused: return "Paused";
default: return "Stopped";
}
}
QString Mpris2::LoopStatus() const {
switch (player_->playlists()->sequence()->repeat_mode()) {
case PlaylistSequence::Repeat_Album:
case PlaylistSequence::Repeat_Playlist: return "Playlist";
case PlaylistSequence::Repeat_Track: return "Track";
default: return "None";
}
}
void Mpris2::SetLoopStatus(const QString& value) {
PlaylistSequence::RepeatMode mode = PlaylistSequence::Repeat_Off;
if (value == "None") {
mode = PlaylistSequence::Repeat_Off;
} else if (value == "Track") {
mode = PlaylistSequence::Repeat_Track;
} else if (value == "Playlist") {
mode = PlaylistSequence::Repeat_Playlist;
}
player_->playlists()->active()->sequence()->SetRepeatMode(mode);
}
double Mpris2::Rate() const {
return 1.0;
}
void Mpris2::SetRate(double rate) {
if(rate == 0) {
mpris1_->player()->Pause();
}
}
bool Mpris2::Shuffle() const {
return mpris1_->player()->GetStatus().random;
}
void Mpris2::SetShuffle(bool value) {
mpris1_->tracklist()->SetRandom(value);
}
QVariantMap Mpris2::Metadata() const {
return last_metadata_;
}
QString Mpris2::current_track_id() const {
return QString("/org/mpris/MediaPlayer2/Track/%1").arg(
QString::number(mpris1_->tracklist()->GetCurrentTrack()));
}
// We send Metadata change notification as soon as the process of
// changing song starts...
void Mpris2::CurrentSongChanged(const Song& song) {
ArtLoaded(song, "");
}
// ... and we add the cover information later, when it's available.
void Mpris2::ArtLoaded(const Song& song, const QString& art_uri) {
last_metadata_ = QVariantMap();
using mpris::AddMetadata;
AddMetadata("mpris:trackid", current_track_id(), &last_metadata_);
AddMetadata("xesam:url", song.filename(), &last_metadata_);
AddMetadata("xesam:title", song.PrettyTitle(), &last_metadata_);
AddMetadataAsList("xesam:artist", song.artist(), &last_metadata_);
AddMetadata("xesam:album", song.album(), &last_metadata_);
AddMetadataAsList("xesam:albumArtist", song.albumartist(), &last_metadata_);
AddMetadata("mpris:length", song.length()*1e6, &last_metadata_);
AddMetadata("xesam:trackNumber", song.track(), &last_metadata_);
AddMetadataAsList("xesam:genre", song.genre(), &last_metadata_);
AddMetadata("xesam:discNumber", song.disc(), &last_metadata_);
AddMetadataAsList("xesam:comment", song.comment(), &last_metadata_);
AddMetadata("xesam:contentCreated", AsMPRISDateTimeType(song.ctime()), &last_metadata_);
AddMetadata("xesam:lastUsed", AsMPRISDateTimeType(song.lastplayed()), &last_metadata_);
AddMetadata("xesam:audioBPM", song.bpm(), &last_metadata_);
AddMetadataAsList("xesam:composer", song.composer(), &last_metadata_);
AddMetadata("xesam:useCount", song.playcount(), &last_metadata_);
AddMetadata("xesam:autoRating", song.score(), &last_metadata_);
if (song.rating() != -1.0) {
AddMetadata("rating", song.rating() * 5, &last_metadata_);
}
if (!art_uri.isEmpty()) {
AddMetadata("mpris:artUrl", art_uri, &last_metadata_);
}
EmitNotification("Metadata", last_metadata_);
}
double Mpris2::Volume() const {
return double(mpris1_->player()->VolumeGet()) / 100;
}
void Mpris2::SetVolume(double value) {
player_->SetVolume(value * 100);
}
qlonglong Mpris2::Position() const {
return mpris1_->player()->PositionGet() * 1e3;
}
double Mpris2::MaximumRate() const {
return 1.0;
}
double Mpris2::MinimumRate() const {
return 1.0;
}
bool Mpris2::CanGoNext() const {
return mpris1_->player()->GetCaps() & CAN_GO_NEXT;
}
bool Mpris2::CanGoPrevious() const {
return mpris1_->player()->GetCaps() & CAN_GO_PREV;
}
bool Mpris2::CanPlay() const {
return mpris1_->player()->GetCaps() & CAN_PLAY;
}
// This one's a bit different than MPRIS 1 - we want this to be true even when
// the song is already paused.
bool Mpris2::CanPause() const {
return mpris1_->player()->GetCaps() & CAN_PAUSE || PlaybackStatus() == "Paused";
}
bool Mpris2::CanSeek() const {
return mpris1_->player()->GetCaps() & CAN_SEEK;
}
bool Mpris2::CanControl() const {
return true;
}
void Mpris2::Next() {
if(CanGoNext()) {
player_->Next();
}
}
void Mpris2::Previous() {
if(CanGoPrevious()) {
player_->Previous();
}
}
void Mpris2::Pause() {
if(CanPause() && player_->GetState() != Engine::Paused) {
player_->Pause();
}
}
void Mpris2::PlayPause() {
if(CanPause()) {
player_->PlayPause();
} else {
// TODO: raise an error
}
}
void Mpris2::Stop() {
player_->Stop();
}
void Mpris2::Play() {
if(CanPlay()) {
player_->Play();
}
}
void Mpris2::Seek(qlonglong offset) {
if(CanSeek()) {
player_->Seek((Position() + offset) / 1e6);
}
}
void Mpris2::SetPosition(const QDBusObjectPath& trackId, qlonglong offset) {
if (CanSeek() && trackId.path() == current_track_id() && offset >= 0) {
offset /= 1e6;
if(offset < player_->GetCurrentItem()->Metadata().length()) {
player_->Seek(offset);
}
}
}
void Mpris2::OpenUri(const QString& uri) {
mpris1_->tracklist()->AddTrack(uri, true);
}
TrackIds Mpris2::Tracks() const {
//TODO
return TrackIds();
}
bool Mpris2::CanEditTracks() const {
return false;
}
TrackMetadata Mpris2::GetTracksMetadata(const TrackIds &tracks) const {
//TODO
return TrackMetadata();
}
void Mpris2::AddTrack(const QString &uri, const QDBusObjectPath &afterTrack, bool setAsCurrent) {
//TODO
}
void Mpris2::RemoveTrack(const QDBusObjectPath &trackId) {
//TODO
}
void Mpris2::GoTo(const QDBusObjectPath &trackId) {
//TODO
}
} // namespace mpris