void TrackInfoObject::parseFilename() {
// If the file name has the following form: "Artist - Title.type", extract
// Artist, Title and type fields
parseArtist();
parseTitle();
// Add no comment
m_sComment.clear();
// Find the type
QString filename = m_fileInfo.fileName();
m_sType = filename.section(".",-1).toLower().trimmed();
setDirty(true);
}
void TrackInfoObject::parse() {
// Log parsing of header information in developer mode. This is useful for
// tracking down corrupt files.
const QString& canonicalLocation = m_fileInfo.canonicalFilePath();
if (CmdlineArgs::Instance().getDeveloper()) {
qDebug() << "TrackInfoObject::parse()" << canonicalLocation;
}
// Parse the information stored in the sound file.
SoundSourceProxy proxy(canonicalLocation, m_pSecurityToken);
Mixxx::SoundSource* pProxiedSoundSource = proxy.getProxiedSoundSource();
if (pProxiedSoundSource != NULL && proxy.parseHeader() == OK) {
// Dump the metadata extracted from the file into the track.
// TODO(XXX): This involves locking the mutex for every setXXX
// method. We should figure out an optimization where there are private
// setters that don't lock the mutex.
// If Artist, Title and Type fields are not blank, modify them.
// Otherwise, keep their current values.
// TODO(rryan): Should we re-visit this decision?
if (!(pProxiedSoundSource->getArtist().isEmpty())) {
setArtist(pProxiedSoundSource->getArtist());
} else {
parseArtist();
}
if (!(pProxiedSoundSource->getTitle().isEmpty())) {
setTitle(pProxiedSoundSource->getTitle());
} else {
parseTitle();
}
if (!(pProxiedSoundSource->getType().isEmpty())) {
setType(pProxiedSoundSource->getType());
}
setAlbum(pProxiedSoundSource->getAlbum());
setAlbumArtist(pProxiedSoundSource->getAlbumArtist());
setYear(pProxiedSoundSource->getYear());
setGenre(pProxiedSoundSource->getGenre());
setComposer(pProxiedSoundSource->getComposer());
setGrouping(pProxiedSoundSource->getGrouping());
setComment(pProxiedSoundSource->getComment());
setTrackNumber(pProxiedSoundSource->getTrackNumber());
float replayGain = pProxiedSoundSource->getReplayGain();
if (replayGain != 0) {
setReplayGain(replayGain);
}
float bpm = pProxiedSoundSource->getBPM();
if (bpm > 0) {
// do not delete beat grid if bpm is not set in file
setBpm(bpm);
}
setDuration(pProxiedSoundSource->getDuration());
setBitrate(pProxiedSoundSource->getBitrate());
setSampleRate(pProxiedSoundSource->getSampleRate());
setChannels(pProxiedSoundSource->getChannels());
QString key = pProxiedSoundSource->getKey();
if (!key.isEmpty()) {
setKeyText(key, mixxx::track::io::key::FILE_METADATA);
}
setHeaderParsed(true);
} else {
qDebug() << "TrackInfoObject::parse() error at file"
<< canonicalLocation;
setHeaderParsed(false);
// Add basic information derived from the filename:
parseFilename();
}
}
QString
MusicBrainzXmlParser::parseRecording( const QDomElement &e )
{
QString id;
QVariantMap track;
if( e.hasAttribute( "id" ) )
id = e.attribute( "id" );
if( id.isEmpty() )
return id;
if( tracks.contains( id ) )
track = tracks.value( id );
else
track.insert( MusicBrainz::TRACKID, id );
if( track.isEmpty() )
return id;
if( e.hasAttribute( "ext:score" ) )
track.insert( Meta::Field::SCORE, e.attribute( "ext:score" ).toInt() );
QDomNode dNode = e.firstChild();
QDomElement dElement;
QString elementName;
while( !dNode.isNull() )
{
if( dNode.isElement() )
{
dElement = dNode.toElement();
elementName = dElement.tagName();
if( elementName == "title" )
track.insert( Meta::Field::TITLE, dElement.text() );
else if( elementName == "length" )
{
int length = dElement.text().toInt();
if( length > 0 )
track.insert( Meta::Field::LENGTH, length );
}
else if( elementName == "artist-credit" )
{
QStringList idList = parseArtist( dElement );
if( !idList.isEmpty() )
{
QString artist;
QVariantMap artistInfo;
foreach( const QString &id, idList )
{
if( artists.contains( id ) )
{
artistInfo.insert( id, artists.value( id ) );
artist += artists.value( id );
}
else
// If it's not among IDs, it's a joinphrase attribute.
artist += id;
}
if( !artistInfo.isEmpty() )
{
track.insert( MusicBrainz::ARTISTID, artistInfo );
track.insert( Meta::Field::ARTIST, artist );
}
}
}
