protected int OnExecute()
{
using var hedStream = File.OpenRead(InputHed);
var entries = Hed.Read(hedStream);
foreach (var entry in entries)
{
var hash = EpicGamesAssets.ToString(entry.MD5);
if (!Names.TryGetValue(hash, out var fileName))
{
fileName = $"{hash}.dat";
}
Console.WriteLine(fileName);
}
return(0);
}
private void Extract(string inputHed, string output)
{
var outputDir = output ?? Path.GetFileNameWithoutExtension(inputHed);
using var hedStream = File.OpenRead(inputHed);
using var img = File.OpenRead(Path.ChangeExtension(inputHed, "pkg"));
foreach (var entry in Hed.Read(hedStream))
{
var hash = EpicGamesAssets.ToString(entry.MD5);
if (!Names.TryGetValue(hash, out var fileName))
{
fileName = $"{hash}.dat";
}
var outputFileName = Path.Combine(outputDir, ORIGINAL_FILES_FOLDER_NAME, fileName);
if (DoNotExtractAgain && File.Exists(outputFileName))
{
continue;
}
Console.WriteLine(outputFileName);
CreateDirectoryForFile(outputFileName);
//File.Create(outputFileName).Using(stream => stream.Write(img.SetPosition(entry.Offset).ReadBytes(entry.DataLength)));
var hdAsset = new EgsHdAsset(img.SetPosition(entry.Offset));
File.Create(outputFileName).Using(stream => stream.Write(hdAsset.ReadData()));
outputFileName = Path.Combine(outputDir, REMASTERED_FILES_FOLDER_NAME, fileName);
foreach (var asset in hdAsset.Assets)
{
var outputFileNameRemastered = Path.Combine(GetHDAssetFolder(outputFileName), asset);
Console.WriteLine(outputFileNameRemastered);
CreateDirectoryForFile(outputFileNameRemastered);
var assetData = hdAsset.ReadRemasteredAsset(asset);
File.Create(outputFileNameRemastered).Using(stream => stream.Write(assetData));
}
}
}
private void Patch(string pkgFile, string inputFolder, string outputFolder)
{
var outputDir = outputFolder ?? Path.GetFileNameWithoutExtension(pkgFile);
// Get files to inject in the PKG
var hedFile = Path.ChangeExtension(pkgFile, "hed");
using var hedStream = File.OpenRead(hedFile);
using var pkgStream = File.OpenRead(pkgFile);
if (!Directory.Exists(outputDir))
{
Directory.CreateDirectory(outputDir);
}
using var patchedHedStream = File.Create(Path.Combine(outputDir, Path.GetFileName(hedFile)));
using var patchedPkgStream = File.Create(Path.Combine(outputDir, Path.GetFileName(pkgFile)));
var pkgOffset = 0L;
pkgStream.SetPosition(0);
foreach (var entry in Hed.Read(hedStream))
{
var hash = EpicGamesAssets.ToString(entry.MD5);
// We don't know this filename, we ignore it
if (!Names.TryGetValue(hash, out var filename))
{
Console.WriteLine($"No name for hash: {hash}!");
continue;
}
// Replace the found files
var asset = new EgsHdAsset(pkgStream.SetPosition(entry.Offset));
var fileToInject = Path.Combine(inputFolder, filename);
var newHedEntry = ReplaceFile(fileToInject, inputFolder, patchedHedStream, patchedPkgStream, asset, entry);
pkgOffset += newHedEntry.DataLength;
}
}
