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fix: Adds BWT cliloc support for v7.0.104+ (#1982)

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Kamron Batman 2024-10-19 22:01:35 -07:00 • committed by GitHub
parent b17ebda975
commit ac06a0d52d
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2 changed files with 206 additions and 12 deletions
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43
Projects/Server/Localization/Localization.cs
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@ -14,6 +14,7 @@
*************************************************************************/
using System;
using System.Buffers.Binary;
using System.Collections.Generic;
using System.IO;
using System.Runtime.CompilerServices;
@ -96,28 +97,46 @@ public static class Localization
if (File.Exists(file))
{
using var fs = new FileStream(file, FileMode.Open, FileAccess.Read, FileShare.Read);
using var bin = new BinaryReader(fs);
Span<byte> header = stackalloc byte[6];
fs.Read(header);
bin.ReadInt32();
bin.ReadInt16();
byte[] data;
BufferReader br;
if (BinaryPrimitives.ReadInt32LittleEndian(header) != 2 || BinaryPrimitives.ReadInt16LittleEndian(header[4..]) != 1)
{
// Skip header
fs.Position = 4;
data = BwtDecompress.Decompress(fs, (int)fs.Length - 4);
br = new BufferReader(data);
var header2 = br.ReadInt(); // Header 2
var header1 = br.ReadShort(); // Header 1
if (header2 != 2 || header1 != 1)
{
throw new Exception($"Invalid cliloc header in {file}");
}
}
else
{
data = GC.AllocateUninitializedArray<byte>((int)fs.Length - 6);
fs.Read(data);
br = new BufferReader(data);
}
byte[] buffer = null;
while (bin.BaseStream.Length != bin.BaseStream.Position)
while (br.Position < data.Length)
{
var number = bin.ReadInt32();
var flag = bin.ReadByte(); // Original, Custom, Modified
var length = bin.ReadInt16();
var number = br.ReadInt();
var flag = br.ReadByte(); // Original, Custom, Modified
var length = br.ReadShort();
if (buffer == null || buffer.Length < length)
{
buffer = GC.AllocateUninitializedArray<byte>(length);
}
var bytesRead = bin.Read(buffer, 0, length);
if (bytesRead != length)
{
throw new Exception($"Could not read enough bytes from {file}");
}
br.Read(buffer.AsSpan(0, length));
var text = Encoding.UTF8.GetString(buffer.AsSpan(0, length));
entries[number] = new LocalizationEntry(lang, number, text);