public IMetadataIdentifier LookupPuid(Uri path)
{
MetadataFactory factory = new MetadataFactory();
IMediaItem track = factory.CreateAudioTrack(path);
//TODO: Implement a replacement for track.MetadataIdentifiers
//foreach (IMetadataIdentifier metadataId in track.MetadataIdentifiers)
//{
//if (metadataId.Type.Contains("MusicDnsId"))
//return metadataId;
//}
return(null);
}