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mirror of synced 2024-11-12 02:00:50 +01:00
Switch-Toolbox/File_Format_Library/FileFormats/NKN.cs

111 lines
3.2 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using Toolbox;
using System.Windows.Forms;
using Toolbox.Library;
using Toolbox.Library.IO;
using Toolbox.Library.Forms;
using Toolbox.Library.Security.Cryptography;
namespace FirstPlugin
{
public class NKN : IEditor<TextEditor>, IFileFormat, IConvertableTextFormat
{
private readonly string AES_KEY = "au3x5kBAnBbxqsqB";
private readonly string AES_IV = "L8bdU63qcwpNYvR7";
public FileType FileType { get; set; } = FileType.Parameter;
public bool CanSave { get; set; } = true;
public string[] Description { get; set; } = new string[] { "NKN Csv" };
public string[] Extension { get; set; } = new string[] { "*.nkn" };
public string FileName { get; set; }
public string FilePath { get; set; }
public IFileInfo IFileInfo { get; set; }
public bool Identify(System.IO.Stream stream) {
return FileName.EndsWith(".nkn");
}
public Type[] Types
{
get
{
List<Type> types = new List<Type>();
return types.ToArray();
}
}
private string DecryptedContents;
public TextEditor OpenForm()
{
var textEditor = new TextEditor();
return textEditor;
}
public void FillEditor(UserControl control)
{
((TextEditor)control).FileFormat = this;
((TextEditor)control).FillEditor(DecryptedContents);
((TextEditor)control).TextEditorChanged += delegate
{
DecryptedContents = ((TextEditor)control).GetText();
};
}
#region Text Converter Interface
public TextFileType TextFileType => TextFileType.Normal;
public bool CanConvertBack => true;
public string ConvertToString() {
return DecryptedContents;
}
public void ConvertFromString(string text) {
DecryptedContents = text;
}
#endregion
public void Load(System.IO.Stream stream)
{
using (var reader = new BinaryReader(stream)) {
byte[] encodedContents = reader.ReadBytes((int)reader.BaseStream.Length);
AesEncryption.SetKey(AES_KEY);
AesEncryption.SetIV(AES_IV);
DecryptedContents = AesEncryption.AesDecrypt(encodedContents);
}
}
public void Save(System.IO.Stream stream)
{
using (var writer = new BinaryWriter(stream)) {
AesEncryption.SetKey(AES_KEY);
AesEncryption.SetIV(AES_IV);
writer.Write(AesEncryption.AesEncrypt(IntoBytes(DecryptedContents)));
}
}
public void Unload()
{
}
//Align the last set of bytes so everything gets encrypted back correctly
static byte[] IntoBytes(string contents)
{
var mem = new MemoryStream();
using (var writer = new FileWriter(mem))
{
writer.Write(Encoding.UTF8.GetBytes(contents));
writer.AlignBytes(128);
}
return mem.ToArray();
}
}
}