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Implement OszArchiveReader

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This commit is contained in:
Drew DeVault
2016-10-04 17:08:43 -04:00
parent bc69aa1455
commit 23bc26ddac
4 changed files with 35 additions and 11 deletions
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33
osu.Game/Beatmaps/IO/OszArchiveReader.cs
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@ -1,5 +1,8 @@
using System;
using System.IO;
using System.Linq;
using Ionic.Zip;
using osu.Game.Beatmaps.Formats;
namespace osu.Game.Beatmaps.IO
{
@ -11,32 +14,48 @@ namespace osu.Game.Beatmaps.IO
{
using (var stream = storage.GetStream(path))
{
// TODO: detect if osz
return false;
if (!ZipFile.IsZipFile(stream, false))
return false;
using (ZipFile zip = ZipFile.Read(stream))
return zip.Entries.Any(e => e.FileName.EndsWith(".osu"));
}
});
}
private Stream Archive { get; set; }
private ZipFile Archive { get; set; }
private string[] Beatmaps { get; set; }
private Beatmap FirstMap { get; set; }
public OszArchiveReader(Stream archive)
{
Archive = archive;
Archive = ZipFile.Read(archive);
Beatmaps = Archive.Entries.Where(e => e.FileName.EndsWith(".osu"))
.Select(e => e.FileName).ToArray();
if (Beatmaps.Length == 0)
throw new FileNotFoundException("This directory contains no beatmaps");
using (var stream = new StreamReader(ReadFile(Beatmaps[0])))
{
var decoder = BeatmapDecoder.GetDecoder(stream);
FirstMap = decoder.Decode(stream);
}
}
public override string[] ReadBeatmaps()
{
throw new NotImplementedException();
return Beatmaps;
}
public override Stream ReadFile(string name)
{
throw new NotImplementedException();
ZipEntry entry = Archive.Entries.SingleOrDefault(e => e.FileName == name);
if (entry == null)
throw new FileNotFoundException();
return entry.OpenReader();
}
public override Metadata ReadMetadata()
{
throw new NotImplementedException();
return FirstMap.Metadata;
}
}
}