public override void Deserialize(SerializationReader reader)
{
coderack = (Coderack)reader.ReadPointer(); // coderack = CType(info.GetValue("coderack", GetType(Coderack)), Coderack)
salience = reader.ReadDouble(); // salience = info.GetDouble("salience")
space = reader.ReadInt32(); // space = info.GetInt32("space")
time = reader.ReadInt32(); // time = info.GetInt32("time")
reader.ReadDictionary(children); // children = CType(info.GetValue("children", GetType(Dictionary(Of String, Codelet))), Dictionary(Of String, Codelet))
watched = reader.ReadBoolean(); // watched = info.GetBoolean("watched")
immune = reader.ReadBoolean(); // immune = info.GetBoolean("immune")
}
/// <summary>
/// Parses osu!.db file.
/// </summary>
/// <param name="stream">Stream containing osu!.db data.</param>
/// <returns>A usable <see cref="OsuDatabase"/>.</returns>
public static OsuDatabase DecodeOsu(Stream stream)
{
OsuDatabase db = new OsuDatabase();
using (var r = new SerializationReader(stream))
{
db.OsuVersion = r.ReadInt32();
db.FolderCount = r.ReadInt32();
db.AccountUnlocked = r.ReadBoolean();
db.UnlockDate = r.ReadDateTime();
db.PlayerName = r.ReadString();
int beatmapCount = r.ReadInt32();
db.BeatmapCount = beatmapCount;
for (int i = 0; i < beatmapCount; i++)
{
DbBeatmap beatmap = new DbBeatmap();
if (db.OsuVersion < 20191106)
{
beatmap.BytesOfBeatmapEntry = r.ReadInt32();
}
beatmap.Artist = r.ReadString();
beatmap.ArtistUnicode = r.ReadString();
beatmap.Title = r.ReadString();
beatmap.TitleUnicode = r.ReadString();
beatmap.Creator = r.ReadString();
beatmap.Difficulty = r.ReadString();
beatmap.AudioFileName = r.ReadString();
beatmap.MD5Hash = r.ReadString();
beatmap.FileName = r.ReadString();
beatmap.RankedStatus = (RankedStatus)r.ReadByte();
beatmap.CirclesCount = r.ReadUInt16();
beatmap.SlidersCount = r.ReadUInt16();
beatmap.SpinnersCount = r.ReadUInt16();
beatmap.LastModifiedTime = r.ReadDateTime();
beatmap.ApproachRate = db.OsuVersion >= 20140609 ? r.ReadSingle() : r.ReadByte();
beatmap.CircleSize = db.OsuVersion >= 20140609 ? r.ReadSingle() : r.ReadByte();
beatmap.HPDrain = db.OsuVersion >= 20140609 ? r.ReadSingle() : r.ReadByte();
beatmap.OverallDifficulty = db.OsuVersion >= 20140609 ? r.ReadSingle() : r.ReadByte();
beatmap.SliderVelocity = r.ReadDouble();
if (db.OsuVersion >= 20140609)
{
beatmap.StandardStarRating = r.ReadDictionary <Mods, double>();
beatmap.TaikoStarRating = r.ReadDictionary <Mods, double>();
beatmap.CatchStarRating = r.ReadDictionary <Mods, double>();
beatmap.ManiaStarRating = r.ReadDictionary <Mods, double>();
}
beatmap.DrainTime = r.ReadInt32();
beatmap.TotalTime = r.ReadInt32();
beatmap.AudioPreviewTime = r.ReadInt32();
int timingPointsCount = r.ReadInt32();
for (int j = 0; j < timingPointsCount; j++)
{
DbTimingPoint timingPoint = new DbTimingPoint();
timingPoint.BPM = r.ReadDouble();
timingPoint.Offset = r.ReadDouble();
timingPoint.Inherited = r.ReadBoolean();
beatmap.TimingPoints.Add(timingPoint);
}
beatmap.BeatmapId = r.ReadInt32();
beatmap.BeatmapSetId = r.ReadInt32();
beatmap.ThreadId = r.ReadInt32();
beatmap.StandardGrade = (Grade)r.ReadByte();
beatmap.TaikoGrade = (Grade)r.ReadByte();
beatmap.CatchGrade = (Grade)r.ReadByte();
beatmap.ManiaGrade = (Grade)r.ReadByte();
beatmap.LocalOffset = r.ReadInt16();
beatmap.StackLeniency = r.ReadSingle();
beatmap.Ruleset = (Ruleset)r.ReadByte();
beatmap.Source = r.ReadString();
beatmap.Tags = r.ReadString();
beatmap.OnlineOffset = r.ReadInt16();
beatmap.TitleFont = r.ReadString();
beatmap.IsUnplayed = r.ReadBoolean();
beatmap.LastPlayed = r.ReadDateTime();
beatmap.IsOsz2 = r.ReadBoolean();
beatmap.FolderName = r.ReadString();
beatmap.LastCheckedAgainstOsuRepo = r.ReadDateTime();
beatmap.IgnoreBeatmapSound = r.ReadBoolean();
beatmap.IgnoreBeatmapSkin = r.ReadBoolean();
beatmap.DisableStoryboard = r.ReadBoolean();
beatmap.DisableVideo = r.ReadBoolean();
beatmap.VisualOverride = r.ReadBoolean();
if (db.OsuVersion < 20140609)
{
r.BaseStream.Seek(sizeof(short), SeekOrigin.Current); //let's skip this unknown variable
}
r.BaseStream.Seek(sizeof(int), SeekOrigin.Current); //and this one
beatmap.ManiaScrollSpeed = r.ReadByte();
db.Beatmaps.Add(beatmap);
}
db.Permissions = (Permissions)r.ReadInt32();
}
return(db);
}
public void ReadFromStream(SerializationReader r)
{
Artist = r.ReadString();
if (_version >= OsuVersions.FirstOsz2)
{
ArtistUnicode = r.ReadString();
}
Title = r.ReadString();
if (_version >= OsuVersions.FirstOsz2)
{
TitleUnicode = r.ReadString();
}
Creator = r.ReadString();
Version = r.ReadString();
AudioFileName = r.ReadString();
BeatmapChecksum = r.ReadString(); //always 32 in length, so the 2 preceding bytes in the file are practically wasting space
BeatmapFileName = r.ReadString();
RankedStatus = (SubmissionStatus)r.ReadByte();
CountHitCircles = r.ReadUInt16();
CountSliders = r.ReadUInt16();
CountSpinners = r.ReadUInt16();
LastModifiedTime = r.ReadDateTime();
if (_version >= OsuVersions.FloatDifficultyValues)
{
ApproachRate = r.ReadSingle();
CircleSize = r.ReadSingle();
HPDrainRate = r.ReadSingle();
OveralDifficulty = r.ReadSingle();
}
else
{
ApproachRate = r.ReadByte();
CircleSize = r.ReadByte();
HPDrainRate = r.ReadByte();
OveralDifficulty = r.ReadByte();
}
SliderVelocity = r.ReadDouble();
if (_version >= OsuVersions.FloatDifficultyValues)
{
DiffStarRatingStandard = r.ReadDictionary <Mods, double>();
DiffStarRatingTaiko = r.ReadDictionary <Mods, double>();
DiffStarRatingCtB = r.ReadDictionary <Mods, double>();
DiffStarRatingMania = r.ReadDictionary <Mods, double>();
// TODO: there may be different reading behavior for versions before 20190204, 20200916, 20200504 and 20191024 here.
}
DrainTimeSeconds = r.ReadInt32();
TotalTime = r.ReadInt32();
AudioPreviewTime = r.ReadInt32();
TimingPoints = r.ReadSerializableList <TimingPoint>();
BeatmapId = r.ReadInt32();
BeatmapSetId = r.ReadInt32();
ThreadId = r.ReadInt32();
GradeStandard = (Ranking)r.ReadByte();
GradeTaiko = (Ranking)r.ReadByte();
GradeCtB = (Ranking)r.ReadByte();
GradeMania = (Ranking)r.ReadByte();
OffsetLocal = r.ReadInt16();
StackLeniency = r.ReadSingle();
GameMode = (GameMode)r.ReadByte();
SongSource = r.ReadString();
SongTags = r.ReadString();
OffsetOnline = r.ReadInt16();
TitleFont = r.ReadString();
Unplayed = r.ReadBoolean();
LastPlayed = r.ReadDateTime();
IsOsz2 = r.ReadBoolean();
FolderName = r.ReadString();
LastCheckAgainstOsuRepo = r.ReadDateTime();
IgnoreBeatmapSounds = r.ReadBoolean();
IgnoreBeatmapSkin = r.ReadBoolean();
DisableStoryBoard = r.ReadBoolean();
DisableVideo = r.ReadBoolean();
VisualOverride = r.ReadBoolean();
if (_version < OsuVersions.FloatDifficultyValues)
{
OldUnknown1 = r.ReadInt16();
}
LastEditTime = r.ReadInt32();
ManiaScrollSpeed = r.ReadByte();
}
public void ReadFromStream(SerializationReader r)
{
int length = 0;
if (_readLength)
{
length = r.ReadInt32();
}
int startPosition = (int)r.BaseStream.Position;
Artist = r.ReadString();
ArtistUnicode = r.ReadString();
Title = r.ReadString();
TitleUnicode = r.ReadString();
Creator = r.ReadString();
Version = r.ReadString();
AudioFileName = r.ReadString();
BeatmapChecksum = r.ReadString(); //always 32 in length, so the 2 preceding bytes in the file are practically wasting space
BeatmapFileName = r.ReadString();
RankedStatus = (SubmissionStatus)r.ReadByte();
CountHitCircles = r.ReadUInt16();
CountSliders = r.ReadUInt16();
CountSpinners = r.ReadUInt16();
LastModifiedTime = r.ReadDateTime();
if (_version >= 20140609)
{
ApproachRate = r.ReadSingle();
CircleSize = r.ReadSingle();
HPDrainRate = r.ReadSingle();
OveralDifficulty = r.ReadSingle();
}
else
{
ApproachRate = r.ReadByte();
CircleSize = r.ReadByte();
HPDrainRate = r.ReadByte();
OveralDifficulty = r.ReadByte();
}
SliderVelocity = r.ReadDouble();
if (_version >= 20140609)
{
DiffStarRatingStandard = r.ReadDictionary <Mods, double>();
DiffStarRatingTaiko = r.ReadDictionary <Mods, double>();
DiffStarRatingCtB = r.ReadDictionary <Mods, double>();
DiffStarRatingMania = r.ReadDictionary <Mods, double>();
}
DrainTimeSeconds = r.ReadInt32();
TotalTime = r.ReadInt32();
AudioPreviewTime = r.ReadInt32();
TimingPoints = r.ReadSerializableList <TimingPoint>();
BeatmapId = r.ReadInt32();
BeatmapSetId = r.ReadInt32();
ThreadId = r.ReadInt32();
GradeStandard = (Ranking)r.ReadByte();
GradeTaiko = (Ranking)r.ReadByte();
GradeCtB = (Ranking)r.ReadByte();
GradeMania = (Ranking)r.ReadByte();
OffsetLocal = r.ReadInt16();
StackLeniency = r.ReadSingle();
GameMode = (GameMode)r.ReadByte();
SongSource = r.ReadString();
SongTags = r.ReadString();
OffsetOnline = r.ReadInt16();
TitleFont = r.ReadString();
Unplayed = r.ReadBoolean();
LastPlayed = r.ReadDateTime();
IsOsz2 = r.ReadBoolean();
FolderName = r.ReadString();
LastCheckAgainstOsuRepo = r.ReadDateTime();
IgnoreBeatmapSounds = r.ReadBoolean();
IgnoreBeatmapSkin = r.ReadBoolean();
DisableStoryBoard = r.ReadBoolean();
DisableVideo = r.ReadBoolean();
VisualOverride = r.ReadBoolean();
if (_version < 20140609)
{
OldUnknown1 = r.ReadInt16();
}
Unknown2 = r.ReadInt32();
ManiaScrollSpeed = r.ReadByte();
Debug.Assert(!_readLength || length == r.BaseStream.Position - startPosition); //could throw error here
}
public override void Deserialize(SerializationReader reader)
{
coderack = (Coderack) reader.ReadPointer(); // coderack = CType(info.GetValue("coderack", GetType(Coderack)), Coderack)
salience = reader.ReadDouble(); // salience = info.GetDouble("salience")
space = reader.ReadInt32(); // space = info.GetInt32("space")
time = reader.ReadInt32(); // time = info.GetInt32("time")
reader.ReadDictionary(children); // children = CType(info.GetValue("children", GetType(Dictionary(Of String, Codelet))), Dictionary(Of String, Codelet))
watched = reader.ReadBoolean(); // watched = info.GetBoolean("watched")
immune = reader.ReadBoolean(); // immune = info.GetBoolean("immune")
}