/// <summary> /// Duplicates content from <paramref name="path"/> to storage and returns a representing <see cref="BeatmapSetInfo"/>. /// </summary> /// <param name="path">Content location</param> /// <returns><see cref="BeatmapSetInfo"/></returns> private BeatmapSetInfo getBeatmapSet(string path) { string hash = null; BeatmapMetadata metadata; using (var reader = ArchiveReader.GetReader(storage, path)) metadata = reader.ReadMetadata(); if (File.Exists(path)) // Not always the case, i.e. for LegacyFilesystemReader { using (var input = storage.GetStream(path)) { hash = input.GetMd5Hash(); input.Seek(0, SeekOrigin.Begin); path = Path.Combine(@"beatmaps", hash.Remove(1), hash.Remove(2), hash); if (!storage.Exists(path)) { using (var output = storage.GetStream(path, FileAccess.Write)) input.CopyTo(output); } } } var existing = connection.Table <BeatmapSetInfo>().FirstOrDefault(b => b.Hash == hash); if (existing != null) { if (existing.DeletePending) { existing.DeletePending = false; Update(existing, false); BeatmapSetAdded?.Invoke(existing); } return(existing); } var beatmapSet = new BeatmapSetInfo { OnlineBeatmapSetID = metadata.OnlineBeatmapSetID, Beatmaps = new List <BeatmapInfo>(), Path = path, Hash = hash, Metadata = metadata }; using (var archive = ArchiveReader.GetReader(storage, path)) { string[] mapNames = archive.BeatmapFilenames; foreach (var name in mapNames) { using (var raw = archive.GetStream(name)) using (var ms = new MemoryStream()) //we need a memory stream so we can seek and shit using (var sr = new StreamReader(ms)) { raw.CopyTo(ms); ms.Position = 0; var decoder = BeatmapDecoder.GetDecoder(sr); Beatmap beatmap = decoder.Decode(sr); beatmap.BeatmapInfo.Path = name; beatmap.BeatmapInfo.Hash = ms.GetMd5Hash(); // TODO: Diff beatmap metadata with set metadata and leave it here if necessary beatmap.BeatmapInfo.Metadata = null; beatmap.BeatmapInfo.StarDifficulty = beatmap.CalculateStarDifficulty(); beatmapSet.Beatmaps.Add(beatmap.BeatmapInfo); } } beatmapSet.StoryboardFile = archive.StoryboardFilename; } return(beatmapSet); }