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#include <QtCore/QtDebug>
#include <QtCore/QDir>
#include <QtCore/QCryptographicHash>
#include <MafwRenderer.h>
#include <MafwMediaInfo.h>
#include <MafwMetadata.h>
#include "qmafwwatchlet.h"
#include "qmafwwatchletplayer.h"
using namespace sowatch;
const QLatin1String QMafwWatchletPlayer::_volumeProp("volume");
QMafwWatchletPlayer::QMafwWatchletPlayer(QMafwWatchlet* watchlet) :
QObject(watchlet),
_active(false),
_renderer(0),
_state(MafwRenderer::Stopped),
_title(),
_album(),
_artist(),
_rendererArt(),
_mediaArt()
{
Q_ASSERT(watchlet);
}
QString QMafwWatchletPlayer::title() const
{
return _title;
}
QString QMafwWatchletPlayer::album() const
{
return _album;
}
QString QMafwWatchletPlayer::artist() const
{
return _artist;
}
QUrl QMafwWatchletPlayer::mediaArt() const
{
return _mediaArt;
}
void QMafwWatchletPlayer::activate()
{
_active = true;
reconnect();
}
void QMafwWatchletPlayer::deactivate()
{
_active = false;
reconnect();
}
void QMafwWatchletPlayer::playPause()
{
if (!_renderer) return;
if (_state == MafwRenderer::Playing) {
_renderer->pause();
} else if (_state == MafwRenderer::Paused) {
_renderer->resume();
} else {
_renderer->play();
}
}
void QMafwWatchletPlayer::play()
{
if (!_renderer) return;
_renderer->play();
}
void QMafwWatchletPlayer::pause()
{
if (!_renderer) return;
_renderer->pause();
}
void QMafwWatchletPlayer::stop()
{
if (!_renderer) return;
_renderer->stop();
}
void QMafwWatchletPlayer::next()
{
if (!_renderer) return;
_renderer->next();
}
void QMafwWatchletPlayer::previous()
{
if (!_renderer) return;
_renderer->previous();
}
void QMafwWatchletPlayer::volumeUp()
{
if (!_renderer) return;
QString prop(_volumeProp);
_renderer->mafwProperty(prop,
qobject_cast<QObject*>(this),
SLOT(doVolumeUp(QString,QVariant)));
}
void QMafwWatchletPlayer::volumeDown()
{
if (!_renderer) return;
QString prop(_volumeProp);
_renderer->mafwProperty(prop,
qobject_cast<QObject*>(this),
SLOT(doVolumeDown(QString,QVariant)));
}
void QMafwWatchletPlayer::setRenderer(MafwRenderer * renderer)
{
if (_renderer && _active) {
disconnect(_renderer, 0, this, 0);
_title.clear();
_album.clear();
_artist.clear();
handleMediaChange();
emit titleChanged();
updateMediaArt();
}
_renderer = renderer;
reconnect();
}
void QMafwWatchletPlayer::reconnect()
{
if (_renderer && _active) {
connect(_renderer, SIGNAL(mediaChanged(int, const MafwContent&)),
this, SLOT(handleMediaChange()));
connect(_renderer, SIGNAL(metadataChanged(const QString&, const QList<QVariant>&)),
this, SLOT(handleChangedMetadata(const QString&, const QList<QVariant>&)));
connect(_renderer, SIGNAL(stateChanged(MafwRenderer::State)),
this, SLOT(handleChangedState(MafwRenderer::State)));
_renderer->getStatus(this, SLOT(handleStatusResults(QString,uint,int)));
_renderer->getCurrentMediaInfo(this, SLOT(handleMediaInfo(MafwMediaInfo)));
} else if (_renderer) {
disconnect(_renderer, 0, this, 0);
}
}
QString QMafwWatchletPlayer::stripAlbumArtComponent(const QString& component)
{
static QRegExp rsb("\\[.*\\]");
static QRegExp rfb("{.*}");
static QRegExp rrb("\\(.*\\)");
static QRegExp stripB("^[()_{}[]!@#$^&*+=|\\\\/\"'?<>~`\\s\\t]*");
static QRegExp stripE("[()_{}[]!@#$^&*+=|\\\\/\"'?<>~`\\s\\t]*$");
QString s(component);
if (s.isEmpty()) {
return QString(" ");
}
s = s.replace(rsb, "");
s = s.replace(rfb, "");
s = s.replace(rrb, "");
s = s.replace(stripB, "");
s = s.replace(stripE, "");
s = s.replace(" ", " ");
s = s.replace("\t", " ");
return s.toLower();
}
QString QMafwWatchletPlayer::mediaArtPath() const
{
QDir dir(QDir::homePath() + "/.cache/media-art/");
QString album = stripAlbumArtComponent(_album);
QString artist = stripAlbumArtComponent(_artist);
QByteArray first_hash = QCryptographicHash::hash(artist.toUtf8(), QCryptographicHash::Md5).toHex();
QByteArray second_hash = QCryptographicHash::hash(album.toUtf8(), QCryptographicHash::Md5).toHex();
QString file = QString("album-%1-%2.jpeg").arg(first_hash.constData()).arg(second_hash.constData());
qDebug() << "checking for albumart in" << file;
if (dir.exists(file)) {
return dir.absoluteFilePath(file);
}
artist = " ";
first_hash = QCryptographicHash::hash(artist.toUtf8(), QCryptographicHash::Md5).toHex();
file = QString("album-%1-%2.jpeg").arg(first_hash.constData()).arg(second_hash.constData());
qDebug() << "checking for albumart in" << file;
if (dir.exists(file)) {
return dir.absoluteFilePath(file);
}
return QString();
}
void QMafwWatchletPlayer::updateMediaArt()
{
QUrl newArt;
if (!_rendererArt.isEmpty()) {
newArt = QUrl::fromLocalFile(_rendererArt);
} else {
QString path = mediaArtPath();
if (!path.isEmpty()) {
newArt = QUrl::fromLocalFile(path);
}
}
if (newArt != _mediaArt) {
_mediaArt = newArt;
emit mediaArtChanged();
}
}
void QMafwWatchletPlayer::handleMediaChange()
{
// Sometimes qmafw does not send the renderer-art metadata, so we assume it's been cleared here.
_rendererArt.clear();
}
void QMafwWatchletPlayer::handleChangedMetadata(const QString &s, const QList<QVariant> &l)
{
if (s == MAFW_METADATA_KEY_TITLE) {
if (!l.isEmpty()) {
_title = l[0].toString();
} else {
_title.clear();
}
emit titleChanged();
} else if (s == MAFW_METADATA_KEY_ALBUM) {
if (!l.isEmpty()) {
_album = l[0].toString();
} else {
_album.clear();
}
emit albumChanged();
updateMediaArt();
} else if (s == MAFW_METADATA_KEY_ARTIST) {
if (!l.isEmpty()) {
_artist = l[0].toString();
} else {
_artist.clear();
}
emit artistChanged();
updateMediaArt();
} else if (s == MAFW_METADATA_KEY_RENDERER_ART_URI) {
if (!l.isEmpty()) {
_rendererArt = l[0].toString();
} else {
_rendererArt.clear();
}
updateMediaArt();
}
}
void QMafwWatchletPlayer::handleChangedState(MafwRenderer::State state)
{
_state = state;
}
void QMafwWatchletPlayer::handleMediaInfo(const MafwMediaInfo &info)
{
const QMap<QString, QList<QVariant> > & data = info.metaData();
handleChangedMetadata(MAFW_METADATA_KEY_TITLE, data[MAFW_METADATA_KEY_TITLE]);
handleChangedMetadata(MAFW_METADATA_KEY_ALBUM, data[MAFW_METADATA_KEY_ALBUM]);
handleChangedMetadata(MAFW_METADATA_KEY_ARTIST, data[MAFW_METADATA_KEY_ARTIST]);
handleChangedMetadata(MAFW_METADATA_KEY_RENDERER_ART_URI, data[MAFW_METADATA_KEY_RENDERER_ART_URI]);
}
void QMafwWatchletPlayer::handleStatusResults(const QString &playlistId, uint playbackIndex, int playbackState)
{
Q_UNUSED(playlistId);
Q_UNUSED(playbackIndex);
_state = static_cast<MafwRenderer::State>(playbackState);
}
void QMafwWatchletPlayer::doVolumeUp(const QString& name, const QVariant& value)
{
_renderer->setMafwProperty(name, value.toUInt() + 10);
}
void QMafwWatchletPlayer::doVolumeDown(const QString& name, const QVariant& value)
{
_renderer->setMafwProperty(name, value.toUInt() - 10);
}
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