private void UpgradeSave(string saveDir)
{
SaveFileVersion saveFileVersion = Serializer.Deserialize <SaveFileVersion>(Path.Combine(saveDir, $"Version{FileEnding}"));
if (saveFileVersion.Version == NitroxEnvironment.Version)
{
return;
}
if (config.SerializerMode == ServerSerializerMode.PROTOBUF)
{
Log.Info("Can't upgrade while using ProtoBuf as serializer");
}
else
{
try
{
foreach (SaveDataUpgrade upgrade in upgrades)
{
if (upgrade.TargetVersion > saveFileVersion.Version)
{
upgrade.UpgradeSaveFiles(saveDir, FileEnding);
}
}
}
catch (Exception ex)
{
Log.Error(ex, "Error while upgrading save file.");
return;
}
Serializer.Serialize(Path.Combine(saveDir, $"Version{FileEnding}"), new SaveFileVersion());
Log.Info($"Save file was upgraded to {NitroxEnvironment.Version}");
}
}
internal Optional <World> LoadFromFile(string saveDir)
{
if (!Directory.Exists(saveDir) || !File.Exists(Path.Combine(saveDir, "Version" + fileEnding)))
{
Log.Warn("No previous save file found - creating a new one.");
return(Optional.Empty);
}
try
{
PersistedWorldData persistedData = new PersistedWorldData();
SaveFileVersion saveFileVersion = SaveDataSerializer.Deserialize <SaveFileVersion>(Path.Combine(saveDir, "Version" + fileEnding));
if (saveFileVersion == null || saveFileVersion.Version != NitroxEnvironment.Version)
{
throw new InvalidDataException("Version file is empty or save data files are too old");
}
persistedData.BaseData = SaveDataSerializer.Deserialize <BaseData>(Path.Combine(saveDir, "BaseData" + fileEnding));
persistedData.PlayerData = SaveDataSerializer.Deserialize <PlayerData>(Path.Combine(saveDir, "PlayerData" + fileEnding));
persistedData.WorldData = SaveDataSerializer.Deserialize <WorldData>(Path.Combine(saveDir, "WorldData" + fileEnding));
persistedData.EntityData = SaveDataSerializer.Deserialize <EntityData>(Path.Combine(saveDir, "EntityData" + fileEnding));
if (!persistedData.IsValid())
{
throw new InvalidDataException("Save files are not valid");
}
World world = CreateWorld(persistedData,
config.GameMode);
return(Optional.Of(world));
}
catch (Exception ex)
{
//Backup world if loading fails
using (ZipFile zipFile = new ZipFile())
{
string[] nitroxFiles = Directory.GetFiles(saveDir, "*" + fileEnding);
zipFile.AddFiles(nitroxFiles);
zipFile.Save(Path.Combine(saveDir, "worldBackup.zip"));
}
#if DEBUG
Log.Error($"Could not load world, creating a new one: {ex}");
#else
Log.Warn($"Could not load world, creating a new one");
#endif
}
return(Optional.Empty);
}
internal Optional <World> LoadFromFile(string saveDir)
{
if (!Directory.Exists(saveDir) || !File.Exists(Path.Combine(saveDir, $"Version{FileEnding}")))
{
Log.Warn("No previous save file found, creating a new one");
return(Optional.Empty);
}
try
{
PersistedWorldData persistedData = new();
SaveFileVersion saveFileVersion = Serializer.Deserialize <SaveFileVersion>(Path.Combine(saveDir, $"Version{FileEnding}"));
if (saveFileVersion == null || saveFileVersion.Version != NitroxEnvironment.Version)
{
throw new InvalidDataException("Version file is empty or save data files are too old");
}
persistedData.BaseData = Serializer.Deserialize <BaseData>(Path.Combine(saveDir, $"BaseData{FileEnding}"));
persistedData.PlayerData = Serializer.Deserialize <PlayerData>(Path.Combine(saveDir, $"PlayerData{FileEnding}"));
persistedData.WorldData = Serializer.Deserialize <WorldData>(Path.Combine(saveDir, $"WorldData{FileEnding}"));
persistedData.EntityData = Serializer.Deserialize <EntityData>(Path.Combine(saveDir, $"EntityData{FileEnding}"));
if (!persistedData.IsValid())
{
throw new InvalidDataException("Save files are not valid");
}
World world = CreateWorld(persistedData, config.GameMode);
return(Optional.Of(world));
}
catch (Exception ex)
{
Log.Error($"Could not load world, creating a new one : {ex.GetType()} {ex.Message}");
//Backup world if loading fails
string outZip = Path.Combine(saveDir, "worldBackup.zip");
Log.WarnSensitive("Creating a backup at {path}", Path.GetFullPath(outZip));
FileSystem.Instance.ZipFilesInDirectory(saveDir, outZip, $"*{FileEnding}", true);
}
return(Optional.Empty);
}
private void UpgradeSave(string saveDir)
{
SaveFileVersion saveFileVersion = Serializer.Deserialize <SaveFileVersion>(Path.Combine(saveDir, $"Version{FileEnding}"));
// SaveFileVersion structure was updated in V1.5.0.0
// This can be removed with V1.6.0.0 or later
if (File.ReadAllText(Path.Combine(saveDir, $"Version{FileEnding}")).Contains("BaseDataVersion"))
{
saveFileVersion = new SaveFileVersion(new Version(1, 4, 0, 0));
}
if (saveFileVersion.Version == NitroxEnvironment.Version)
{
return;
}
if (config.SerializerMode == ServerSerializerMode.PROTOBUF)
{
Log.Info("Can't upgrade while using ProtoBuf as serializer");
}
else
{
try
{
foreach (SaveDataUpgrade upgrade in upgrades)
{
if (upgrade.TargetVersion > saveFileVersion.Version)
{
upgrade.UpgradeSaveFiles(saveDir, FileEnding);
}
}
}
catch (Exception ex)
{
Log.Error(ex, "Error while upgrading save file.");
return;
}
Serializer.Serialize(Path.Combine(saveDir, $"Version{FileEnding}"), new SaveFileVersion());
Log.Info($"Save file was upgraded to {NitroxEnvironment.Version}");
}
}