private static void DoExtract(CpkContainer cpk, string outdir, bool recursive)
{
for (long i = 0; i < cpk.toc_entries; ++i)
{
CpkContainer.Entry entry = cpk.GetEntryByIndex(i);
if (entry == null)
{
continue;
}
string name = entry.name;
if (recursive && name.ToLowerInvariant().EndsWith(".cpk"))
{
CpkContainer subcpk;
if (entry.compressed)
{
subcpk = new CpkContainer(cpk.GetChildByIndex(i).AsFile.DataStream);
}
else
{
subcpk = new CpkContainer(cpk.DuplicateStream(), entry.file_offset);
}
DoExtract(subcpk, Path.Combine(outdir, name + ".ext"), recursive);
continue;
}
string outpath = Path.Combine(outdir, name);
Console.WriteLine("Extracting {0}...", outpath);
Directory.CreateDirectory(Path.GetDirectoryName(outpath));
using (var ds = cpk.GetChildByIndex(i).AsFile.DataStream)
using (FileStream fs = new FileStream(outpath, FileMode.Create, FileAccess.Write)) {
StreamUtils.CopyStream(ds, fs, ds.Length);
}
}
}
public static int Extract(List <string> args)
{
string inpath = null;
string outpath = null;
bool recursive = false;
bool decompress = true;
try {
for (int i = 0; i < args.Count; ++i)
{
switch (args[i])
{
case "-r":
case "--recursive":
recursive = true;
break;
case "--no-decompress":
decompress = false;
break;
default:
if (inpath == null)
{
inpath = args[i];
}
else if (outpath == null)
{
outpath = args[i];
}
else
{
PrintExtractUsage(); return(-1);
}
break;
}
}
} catch (IndexOutOfRangeException) {
PrintExtractUsage();
return(-1);
}
if (inpath == null)
{
PrintExtractUsage();
return(-1);
}
if (outpath == null)
{
outpath = inpath + ".ext";
}
CpkContainer cpk = new CpkContainer(new HyoutaUtils.Streams.DuplicatableFileStream(inpath));
DoExtract(cpk, outpath, recursive, decompress);
return(0);
}
private static HyoutaPluginBase.DuplicatableStream GetFile(CpkContainer cpk, long index, bool decompress)
{
if (decompress)
{
return(cpk.GetChildByIndex(index).AsFile.DataStream);
}
else
{
var entry = cpk.GetEntryByIndex(index);
return(new HyoutaUtils.Streams.PartialStream(cpk.DuplicateStream(), entry.file_offset, entry.file_size));
}
}