osu/osu.Game/Database/LegacyBeatmapImporter.cs

45 lines
1.6 KiB
C#

// 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.
#nullable disable
using System.Collections.Generic;
using System.Linq;
using osu.Framework.IO.Stores;
using osu.Framework.Platform;
using osu.Game.Beatmaps;
using osu.Game.IO;
namespace osu.Game.Database
{
public class LegacyBeatmapImporter : LegacyModelImporter<BeatmapSetInfo>
{
protected override string ImportFromStablePath => ".";
protected override Storage PrepareStableStorage(StableStorage stableStorage) => stableStorage.GetSongStorage();
protected override IEnumerable<string> GetStableImportPaths(Storage storage)
{
foreach (string directory in storage.GetDirectories(string.Empty))
{
var directoryStorage = storage.GetStorageForDirectory(directory);
if (!directoryStorage.GetFiles(string.Empty).ExcludeSystemFileNames().Any())
{
// if a directory doesn't contain files, attempt looking for beatmaps inside of that directory.
// this is a special behaviour in stable for beatmaps only, see https://github.com/ppy/osu/issues/18615.
foreach (string subDirectory in GetStableImportPaths(directoryStorage))
yield return subDirectory;
}
else
yield return storage.GetFullPath(directory);
}
}
public LegacyBeatmapImporter(IModelImporter<BeatmapSetInfo> importer)
: base(importer)
{
}
}
}