private void AddTagsToFile(String fileName, TrackDto track)
{
using (TagLib.File f = TagLib.File.Create(fileName))
{
f.Tag.Title = track.Title;
f.Tag.Performers = new[] { track.Artist };
f.Tag.Year = (uint)track.AlbumYear;
f.Tag.Album = track.AlbumTitle;
f.Save();
}
}
private void DownloadWorker(BlockingCollection <TrackDto> queue, PageInfo pageInfo, String path)
{
bool hasTracks = true;
TrackDto track = null;
while (hasTracks)
{
if (cts.Token.IsCancellationRequested)
{
cts.Token.ThrowIfCancellationRequested();
}
try
{
track = queue.Take();
}
catch (InvalidOperationException e)
{
hasTracks = false;
}
if (hasTracks && track != null)
{
String dest = GetFilePath(pageInfo, track, path);
if (fileSystem.IsDownloadedTrack(dest, track))
{
OnDownloadProgress(this, new TrackDownloadProgressEventArgs(track, track.FileSize));
}
else
{
String url = apiClient.GetTrackUrl(track.Id);
fileSystem.CreateDirectoryForFilePath(dest);
fileDownloader.Download(url, dest, (o, e) =>
{
if (!CallHandlerOnlyOnFinish || e.BytesDownloaded >= track.FileSize)
{
OnDownloadProgress(this, new TrackDownloadProgressEventArgs(track, e.BytesDownloaded));
}
});
AddTagsToFile(dest, track);
}
}
}
}
private String GetFilePath(PageInfo pageInfo, TrackDto track, String path)
{
StringBuilder sb = new StringBuilder(128);
sb.Append(path);
sb.Append(Path.DirectorySeparatorChar);
if (pageInfo.Type == PageType.Artist)
{
sb.Append(track.AlbumYear);
sb.Append(" - ");
sb.Append(fileSystem.ReplaceIllegalChars(track.AlbumTitle));
sb.Append(Path.DirectorySeparatorChar);
}
if (pageInfo.Type == PageType.Artist || pageInfo.Type == PageType.Album)
{
if (track.Position != null)
{
if (track.Position.Volume != 0)
{
sb.Append(track.Position.Volume);
}
sb.Append(String.Format("{0:D2}", track.Position.Index));
sb.Append(" - ");
}
sb.Append(fileSystem.ReplaceIllegalChars(track.Title));
}
else
{
sb.Append(fileSystem.ReplaceIllegalChars(track.Artist));
sb.Append(" - ");
sb.Append(fileSystem.ReplaceIllegalChars(track.Title));
}
sb.Append(".mp3");
return(sb.ToString());
}
public TrackDownloadProgressEventArgs(TrackDto track, long bytesDownloaded)
{
Track = track;
BytesDownloaded = bytesDownloaded;
}
public bool IsDownloadedTrack(string path, TrackDto track)
{
FileInfo file = new FileInfo(path);
return(file.Exists && file.Length >= track.FileSize);
}