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osu-lazer/osu.Game/Scoring/ScoreImporter.cs

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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using Newtonsoft.Json;
using osu.Framework.Logging;
using osu.Framework.Platform;
using osu.Game.Beatmaps;
using osu.Game.Database;
using osu.Game.IO.Archives;
using osu.Game.Rulesets;
using osu.Game.Scoring.Legacy;
using Realms;
#nullable enable
namespace osu.Game.Scoring
{
public class ScoreImporter : RealmArchiveModelImporter<ScoreInfo>
{
public override IEnumerable<string> HandledExtensions => new[] { ".osr" };
protected override string[] HashableFileTypes => new[] { ".osr" };
private readonly RulesetStore rulesets;
private readonly Func<BeatmapManager> beatmaps;
public ScoreImporter(RulesetStore rulesets, Func<BeatmapManager> beatmaps, Storage storage, RealmAccess realm)
: base(storage, realm)
{
this.rulesets = rulesets;
this.beatmaps = beatmaps;
}
protected override ScoreInfo? CreateModel(ArchiveReader archive)
{
using (var stream = archive.GetStream(archive.Filenames.First(f => f.EndsWith(".osr", StringComparison.OrdinalIgnoreCase))))
{
try
{
return new DatabasedLegacyScoreDecoder(rulesets, beatmaps()).Parse(stream).ScoreInfo;
}
catch (LegacyScoreDecoder.BeatmapNotFoundException e)
{
Logger.Log(e.Message, LoggingTarget.Information, LogLevel.Error);
return null;
}
}
}
public Score GetScore(ScoreInfo score) => new LegacyDatabasedScore(score, rulesets, beatmaps(), Files.Store);
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protected override void Populate(ScoreInfo model, ArchiveReader? archive, Realm realm, CancellationToken cancellationToken = default)
{
// Ensure the beatmap is not detached.
if (!model.BeatmapInfo.IsManaged)
model.BeatmapInfo = realm.Find<BeatmapInfo>(model.BeatmapInfo.ID);
if (!model.Ruleset.IsManaged)
model.Ruleset = realm.Find<RulesetInfo>(model.Ruleset.ShortName);
// These properties are known to be non-null, but these final checks ensure a null hasn't come from somewhere (or the refetch has failed).
// Under no circumstance do we want these to be written to realm as null.
if (model.BeatmapInfo == null) throw new ArgumentNullException(nameof(model.BeatmapInfo));
if (model.Ruleset == null) throw new ArgumentNullException(nameof(model.Ruleset));
if (string.IsNullOrEmpty(model.StatisticsJson))
model.StatisticsJson = JsonConvert.SerializeObject(model.Statistics);
}
}
}