public Link(IDecrypt decrypt, IEncrypt encrypt, IPhysical physical, int maxFrameSize)
{
_decrypt = decrypt;
_encrypt = encrypt;
_physical = physical;
_maxFrameSize = maxFrameSize;
}
private static string DecryptImplementation(string source, string key, IDecrypt decryptor)
{
Debug.Assert(source != null, "source != null");
Debug.Assert(source.Length > 0, "source cannot be empty");
Debug.Assert(decryptor != null, "decryptor != null");
Debug.Assert(key != null, "key != null");
Debug.Assert(key.Length >= decryptor.MinimumPasswordLength, "key too short");
return decryptor.DecryptAES(source, key);
}
/// <summary>
/// Provides simple AES decryption via a key for an encrypted Message.
/// Must be encrypted with corresponding <see cref="Encrypt"/> method
/// </summary>
/// <param name="source">Encrypted string to be decrypted</param>
/// <param name="key">Password to be used for decryption. Default MinimumLength of 12 for default decryptor</param>
/// <param name="decryptor">Optional <see cref="IDecrypt"/> to use. Uses default implementation if none supplied.</param>
/// <returns>Decrypted string.</returns>
/// <exception cref="ValidationException">Occurs when <paramref name="source"/>is null or empty, when <paramref name="key"/>
/// is null or empty, when <paramref name="key"/> length is less than MinimumPasswordLength for <see cref="IEncrypt"/> to be used.
/// </exception>
public static string Decrypt(this string source, string key, IDecrypt decryptor = null)
{
var decryptorToUse = decryptor ?? new AESEncryption();
Validate.Begin()
.IsNotNull(source, "source")
.IsNotEmpty(source, "source")
.IsNotNull(key, "key")
.IsNotEmpty(key, "key")
.HasAtLeast(decryptorToUse.MinimumPasswordLength, key, "key")
.CheckForExceptions();
return DecryptImplementation(source, key, decryptorToUse);
}
private void SetDecrypter()
{
IDecrypt CezarDecodec = new CezarDecodec();
IDecrypt ReverseDecodec = new ReverseDecodec();
IDecrypt FrameDecodec = new FrameDecodec();
IDecrypt SwapDecodec = new SwapDecodec();
IDecrypt PushDecodec = new PushDecodec();
bookDecrypter = new SwapDecodec();
bookDecrypter.SetNext(CezarDecodec);
CezarDecodec.SetNext(ReverseDecodec);
ReverseDecodec.SetNext(FrameDecodec);
CezarDecodec = new CezarDecodec();
ReverseDecodec = new ReverseDecodec();
FrameDecodec = new FrameDecodec();
SwapDecodec = new SwapDecodec();
PushDecodec = new PushDecodec();
photoDecrypter = new ReverseDecodec();
photoDecrypter.SetNext(PushDecodec);
PushDecodec.SetNext(FrameDecodec);
FrameDecodec.SetNext(CezarDecodec);
CezarDecodec = new CezarDecodec();
ReverseDecodec = new ReverseDecodec();
FrameDecodec = new FrameDecodec();
SwapDecodec = new SwapDecodec();
PushDecodec = new PushDecodec();
tripDecrypter = new PushDecodec();
tripDecrypter.SetNext(SwapDecodec);
SwapDecodec.SetNext(FrameDecodec);
PushDecodec = new PushDecodec();
FrameDecodec.SetNext(PushDecodec);
}
public Encryption(IEncrypt encrypt, IDecrypt decrypt)
{
_encrypt = encrypt;
_decrypt = decrypt;
}
public void SetNext(IDecrypt decrypt)
{
this.next = decrypt;
}
public ZipContentsController(IDecrypt decryptor, IPersist persistor)
{
_decryptor = decryptor;
_persistor = persistor;
}
public TodayWriter(IEncrypt encryptor, IDecrypt decryptor)
{
this._encryptor = encryptor;
this._decryptor = decryptor;
}
public EncryptDecryptShowInConsole(IEncrypt encrypt, IDecrypt decrypt)
{
_encrypt = encrypt;
_decrypt = decrypt;
}
public MenuLib(ILogger logger)
{
_logger = logger;
_encrypt = new Encrypt(_logger);
_decrypt = new Decrypt(_logger);
}
/// <summary>
/// 翻译API初始化
/// </summary>
/// <param name="param1">参数一 汉化补丁路径</param>
/// <param name="param2">参数二 不使用</param>
public void TranslatorInit(string patchPath, string mode)
{
initSettings(mode);
bool enc = false;
IDecrypt decrypt = null;
var patch = new StreamReader(patchPath);
string temp = "";
bool jp = true, first = true;
void add()
{
if (!first)
{
if (jp)
{
jp_text.Add(temp);
}
else
{
cn_text.Add(temp);
}
}
else
{
first = false;
}
temp = "";
}
string line;
while ((line = patch.ReadLine()) != null)
{
if (line.StartsWith("#!"))
{
Regex r = new Regex(@"#!useEnc=(.*),enc=(.*)", RegexOptions.IgnoreCase);
Match m = r.Match(line);
if (m.Success)
{
enc = m.Groups[1].Value == "True";
PatchPermission = enc ? 0 : 1;
switch (m.Groups[2].Value)
{
case "xor":
decrypt = new XorDecrypt();
break;
case "aes":
decrypt = new AesDecrypt();
break;
}
}
continue;
}
if (enc)
{
line = decrypt.DecryptString(line);
}
if (line == "\n" || line == "\r\n" || line.StartsWith("#"))
{
//pass
}
else if (line.StartsWith("<j>"))
{
add();
jp = true;
}
else if (line.StartsWith("<c>"))
{
add();
jp = false;
}
else
{
temp += line;
}
}
add();
if (jp_text.Count != cn_text.Count)
{
throw new Exception(String.Format("原文与译文行数不一致，原文{0}，译文{1}，请检查补丁",
jp_text.Count, cn_text.Count));
}
}
