public Album(DirectoryInfo sourceDirectory, IProgress progress, CancellationToken cancellationToken, Session session, Context context)
: this(session, context)
{
var discDirectories = new List<DirectoryInfo>();
discDirectories.Add(sourceDirectory);
discDirectories.AddRange(sourceDirectory.GetDirectories());
progress.Begin(discDirectories.Sum(directory => directory.GetFiles("*.mp3").Length));
foreach (var directory in discDirectories)
{
var disc = new Disc(this, _session, _context);
foreach (var file in directory.GetFiles("*.mp3"))
{
cancellationToken.ThrowIfCancellationRequested();
progress.Advance(file.Name);
var track = new Track(file, disc, _session, _context);
disc.Tracks.Add(track);
}
if (disc.Tracks.Count > 0)
Discs.Add(disc);
}
SourceDirectory = sourceDirectory;
}
public Track(FileInfo sourceFile, Disc disc, Session session, Context context)
: this(session, context)
{
SourceFile = sourceFile;
Disc = disc;
// Find tags
using (var stream = new BufferedStream(sourceFile.Open(FileMode.Open, FileAccess.Read, FileShare.Read)))
{
_mpegDataOffset = 0;
_mpegDataSize = stream.Length;
Stream dataStream;
// Better be sorted from outer to inner
Type[] tagTypes = {
typeof(Id3v2Tag),
typeof(Id3v1Tag),
typeof(Lyrics3v2Tag),
typeof(ApeTag)
};
while (true)
{
dataStream = new SubStream(stream, _mpegDataOffset, _mpegDataSize);
var anyTagFound = false;
foreach (var tagType in tagTypes)
{
var tag = (ITag)Activator.CreateInstance(tagType);
if (!tag.Read(dataStream))
continue;
if (tag.Position == TagPosision.Beginning)
{
_mpegDataOffset += tag.Size;
_mpegDataSize -= tag.Size;
}
else
{
_mpegDataSize -= tag.Size;
}
Tags.Add(tag);
anyTagFound = true;
break;
}
if (!anyTagFound)
break;
}
MpegFileInfo = new MpegFileInfo(dataStream);
}
}
private Disc(Session session, Context context)
: this()
{
_session = session;
_context = context;
}
public Disc(Album album, Session session, Context context)
: this(session, context)
{
Album = album;
}
private Album(Session session, Context context)
: this()
{
_session = session;
_context = context;
}
private Track(Session session, Context context)
: this()
{
_session = session;
_context = context;
}
private void CreateNewSession()
{
_session = new Session();
_session.DestinationDirectory = !string.IsNullOrEmpty(Settings.Default.LastDestinationDirectory) ? new DirectoryInfo(Settings.Default.LastDestinationDirectory) : null;
}
