// parse the iTunes library and read the track data for a given list, returning a reference to the TrackCollection
public bool LoadiTunesDataFile(string strDataFile, string strPlaylist, out TrackCollection tcOut)
{
tcOut = null; // don't assume this was initialized
PropertyList plistRoot = new PropertyList();
plistRoot.ParseFile(strDataFile);
foreach (PropertyList plistPlaylist in plistRoot.Value("Playlists"))
{
if (plistPlaylist.Value("Name") == strPlaylist)
{
tcOut = new TrackCollection()
{
Name = plistPlaylist.Value("Name"),
PersistentKey = plistPlaylist.Value("Playlist Persistent ID"),
};
if (plistPlaylist.Contains("Playlist Items"))
{
// itterate over all the items in the playlist and dereference the track information to get metadata on the song
// note - iTunes XML only contains those fields in the original file so we must handle the "optional" data...
foreach (PropertyList plistItem in plistPlaylist.Value("Playlist Items"))
{
PropertyList plistTrack = plistRoot.Value("Tracks").Value(string.Format("{0}", plistItem.Value("Track ID")));
if (plistTrack.Value("Track Type") == "File")
{
string strFile = _UriToFilePath(plistTrack.Value("Location"));
TrackReference tr = new TrackReference()
{
SourcePath = strFile,
Name = plistTrack.Value("Name"),
Size = plistTrack.Value("Size"),
Artist = plistTrack.Value("Artist", "Unknown Artist"),
Album = plistTrack.Value("Album", "Unknown Album"),
Compilation = plistTrack.Value("Compilation", false),
DiscNumber = plistTrack.Value("Disc Number", 1),
TrackNumber = plistTrack.Value("Track Number", 1),
Duration = plistTrack.Value("Total Time", 0),
};
tcOut.Tracks.Add(tr);
}
}
}
break;
}
}
return (tcOut != null);
}
public override int GetHashCode()
{
return(TrackReference.GetHashCode());
}
// "block" copy a track from the source to destination allowing for progress callbacks.
private void _CopyFile(TrackReference tr, string strDest)
{
try
{
using (FileStream streamIn = File.OpenRead(tr.SourcePath))
{
try
{
using (FileStream streamOut = File.Create(strDest))
{
int cbOffset = 0;
while (streamIn.Length - cbOffset > 0)
{
int cbBlockSize = Math.Min((int)streamIn.Length - cbOffset, 2 * 1024 * 1024); // copy in 2MB blocks
byte[] buffer = new byte[cbBlockSize];
streamOut.Write(buffer, 0, streamIn.Read(buffer, 0, cbBlockSize));
cbOffset += cbBlockSize;
}
streamOut.Close();
}
streamIn.Close();
}
catch (IOException)
{
throw new CopyException(CopyException.Failure.FailedToCreateDestinationFile, "Failed to create: " + strDest);
}
}
}
catch (IOException)
{
throw new CopyException(CopyException.Failure.FailedToOpenSourceTrack, "Failed to open: " + tr.SourcePath);
}
}
static void _CopyProgressHandler(TrackReference tr)
{
Console.WriteLine(String.Format("Copying: {0}", tr.Name));
}
