EiffelExtractor - Extract ParisEngine assets.

EiffelExtractor.cs

// File Extractor for games using the ParisEngine (e.g. Panzer Paladin, TMNT: Shredder's Revenge)
// To compile this: mcs EiffelExtractor.cs /r:DotNetZip.dll
// This is free software, licensed under BSD-0, by Johnny on Flame, 2022.

using System;
using System.Text;
using System.IO;
using System.Collections.Generic;
using Ionic.Zlib;

namespace FNARepacker
{
    class Program
    {
        static IEnumerable<string> FilesInDirRecursive(string dir)
        {
            // If this is a file, just return it.
            FileAttributes attr = File.GetAttributes(dir);
            if ((attr & FileAttributes.Directory) != FileAttributes.Directory) {
                yield return dir;
                yield break;
            }

            foreach (var f in Directory.GetFiles(dir))
                yield return f;

            foreach (var d in Directory.GetDirectories(dir))
                foreach (var f in FilesInDirRecursive(d))
                    yield return f;
        }

        static string[] COMPRESSED = new string[] {
            ".zpbn",
            ".zxnb",
            ".zjson"
        };

        static void Main(string[] args)
        {
            foreach (var file in FilesInDirRecursive(args[0]))
            {
                if (Array.Exists(COMPRESSED, x => x == Path.GetExtension(file).ToLower()))
                {
                    string newFilepath = Path.ChangeExtension(file, Path.GetExtension(file).Remove(1, 1));

                    using (FileStream input = File.Open(file, FileMode.Open))
                    using (DeflateStream deflate = new DeflateStream(input, CompressionMode.Decompress))
                    using (FileStream output = File.Open(newFilepath, FileMode.Create))
                        deflate.CopyTo(output);
                }
            }
        }
    }
}