bool TagReader::SaveSongRatingToFile(
const QString& filename, const pb::tagreader::SongMetadata& song) const {
if (filename.isNull()) return false;
qLog(Debug) << "Saving song rating tags to" << filename;
if (song.rating() < 0) {
// The FMPS spec says unrated == "tag not present". For us, no rating
// results in rating being -1, so don't write anything in that case.
// Actually, we should also remove tag set in this case, but in
// Clementine it is not possible to unset rating i.e. make a song "unrated".
qLog(Debug) << "Unrated: do nothing";
return true;
}
std::unique_ptr<TagLib::FileRef> fileref(factory_->GetFileRef(filename));
if (!fileref || fileref->isNull()) // The file probably doesn't exist
return false;
if (TagLib::MPEG::File* file =
dynamic_cast<TagLib::MPEG::File*>(fileref->file())) {
TagLib::ID3v2::Tag* tag = file->ID3v2Tag(true);
// Save as FMPS
SetUserTextFrame("FMPS_Rating", QString::number(song.rating()), tag);
// Also save as POPM
TagLib::ID3v2::PopularimeterFrame* frame = GetPOPMFrameFromTag(tag);
frame->setRating(ConvertToPOPMRating(song.rating()));
} else if (TagLib::FLAC::File* file =
dynamic_cast<TagLib::FLAC::File*>(fileref->file())) {
TagLib::Ogg::XiphComment* vorbis_comments = file->xiphComment(true);
SetFMPSRatingVorbisComments(vorbis_comments, song);
} else if (TagLib::Ogg::XiphComment* tag =
dynamic_cast<TagLib::Ogg::XiphComment*>(
fileref->file()->tag())) {
SetFMPSRatingVorbisComments(tag, song);
}
#ifdef TAGLIB_WITH_ASF
else if (TagLib::ASF::File* file =
dynamic_cast<TagLib::ASF::File*>(fileref->file())) {
TagLib::ASF::Tag* tag = file->tag();
tag->addAttribute("FMPS/Rating", NumberToASFAttribute(song.rating()));
}
#endif
else if (TagLib::MP4::File* file =
dynamic_cast<TagLib::MP4::File*>(fileref->file())) {
TagLib::MP4::Tag* tag = file->tag();
tag->itemListMap()[kMP4_FMPS_Rating_ID] = TagLib::StringList(
QStringToTaglibString(QString::number(song.rating())));
} else {
// Nothing to save: stop now
return true;
}
bool ret = fileref->save();
#ifdef Q_OS_LINUX
if (ret) {
// Linux: inotify doesn't seem to notice the change to the file unless we
// change the timestamps as well. (this is what touch does)
utimensat(0, QFile::encodeName(filename).constData(), nullptr, 0);
}
#endif // Q_OS_LINUX
return ret;
}
bool TagReader::SaveSongStatisticsToFile(
const QString& filename, const pb::tagreader::SongMetadata& song) const {
if (filename.isNull()) return false;
qLog(Debug) << "Saving song statistics tags to" << filename;
std::unique_ptr<TagLib::FileRef> fileref(factory_->GetFileRef(filename));
if (!fileref || fileref->isNull()) // The file probably doesn't exist
return false;
if (TagLib::MPEG::File* file =
dynamic_cast<TagLib::MPEG::File*>(fileref->file())) {
TagLib::ID3v2::Tag* tag = file->ID3v2Tag(true);
// Save as FMPS
SetUserTextFrame("FMPS_PlayCount", QString::number(song.playcount()), tag);
SetUserTextFrame("FMPS_Rating_Amarok_Score",
QString::number(song.score() / 100.0), tag);
// Also save as POPM
TagLib::ID3v2::PopularimeterFrame* frame = GetPOPMFrameFromTag(tag);
frame->setCounter(song.playcount());
} else if (TagLib::FLAC::File* file =
dynamic_cast<TagLib::FLAC::File*>(fileref->file())) {
TagLib::Ogg::XiphComment* vorbis_comments = file->xiphComment(true);
SetFMPSStatisticsVorbisComments(vorbis_comments, song);
} else if (TagLib::Ogg::XiphComment* tag =
dynamic_cast<TagLib::Ogg::XiphComment*>(
fileref->file()->tag())) {
SetFMPSStatisticsVorbisComments(tag, song);
}
#ifdef TAGLIB_WITH_ASF
else if (TagLib::ASF::File* file =
dynamic_cast<TagLib::ASF::File*>(fileref->file())) {
TagLib::ASF::Tag* tag = file->tag();
tag->addAttribute("FMPS/Playcount", NumberToASFAttribute(song.playcount()));
tag->addAttribute("FMPS/Rating_Amarok_Score",
NumberToASFAttribute(song.score() / 100.0));
}
#endif
else if (TagLib::MP4::File* file =
dynamic_cast<TagLib::MP4::File*>(fileref->file())) {
TagLib::MP4::Tag* tag = file->tag();
tag->itemListMap()[kMP4_FMPS_Score_ID] = TagLib::StringList(
QStringToTaglibString(QString::number(song.score() / 100.0)));
tag->itemListMap()[kMP4_FMPS_Playcount_ID] =
TagLib::StringList(TagLib::String::number(song.playcount()));
} else {
// Nothing to save: stop now
return true;
}
bool ret = fileref->save();
#ifdef Q_OS_LINUX
if (ret) {
// Linux: inotify doesn't seem to notice the change to the file unless we
// change the timestamps as well. (this is what touch does)
utimensat(0, QFile::encodeName(filename).constData(), nullptr, 0);
}
#endif // Q_OS_LINUX
return ret;
}
