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Fix hash function

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This commit is contained in:
Dean Herbert 2018-11-30 15:09:15 +09:00
parent ab2b2493a1
commit 705ef5e3ac
1 changed files with 4 additions and 4 deletions
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8
osu.Game/Database/ArchiveModelManager.cs
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@ -207,7 +207,7 @@ namespace osu.Game.Database
if (model == null) return null;
model.Hash = computeBeatmapSetHash(archive);
model.Hash = computeHash(archive);
return Import(model, archive);
}
@ -226,13 +226,13 @@ namespace osu.Game.Database
protected abstract string[] HashableFileTypes { get; }
/// <summary>
/// Create a SHA-2 hash from the provided archive based on contained beatmap (.osu) file content.
/// Create a SHA-2 hash from the provided archive based on file content of all files matching <see cref="HashableFileTypes"/>.
/// </summary>
private string computeBeatmapSetHash(ArchiveReader reader)
private string computeHash(ArchiveReader reader)
{
// for now, concatenate all .osu files in the set to create a unique hash.
MemoryStream hashable = new MemoryStream();
foreach (string file in reader.Filenames.Where(f => f.EndsWith(".osu")))
foreach (string file in reader.Filenames.Where(f => HashableFileTypes.Any(f.EndsWith)))
using (Stream s = reader.GetStream(file))
s.CopyTo(hashable);