Chat Refactor (#79) [TGSDeploy]

* Chat refactor: Service changes

* Settings migration

* First pass at implementing the commandline

* WIP irc modes

* Wip

* Fix it

* Working

* Fix dickscord

* Some readme updates

* Fixes

* PMs are admin etc

* Compiling

* Final touches

* Version bump to 3.0.86.0

TGServerService/Program.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using System.Security.Cryptography;
+using System.Text;
 
 namespace TGServerService
 {
@@ -45,6 +47,24 @@ namespace TGServerService
 			}
 		}
 
+		public static string EncryptData(byte[] data, out string sentropy)
+		{
+			// Generate additional entropy (will be used as the Initialization vector)
+			byte[] entropy = new byte[20];
+			using (var rng = new RNGCryptoServiceProvider())
+				rng.GetBytes(entropy);
+
+			byte[] ciphertext = ProtectedData.Protect(data, entropy, DataProtectionScope.CurrentUser);
+
+			sentropy = Convert.ToBase64String(entropy, 0, entropy.Length);
+			return Convert.ToBase64String(ciphertext, 0, ciphertext.Length);
+		}
+
+		public static byte[] DecryptData(string data, string entropy)
+		{
+			return ProtectedData.Unprotect(Convert.FromBase64String(data), Convert.FromBase64String(entropy), DataProtectionScope.CurrentUser);
+		}
+
 		public static void CopyDirectory(string sourceDirName, string destDirName, IList<string> ignore = null, bool ignoreIfNotExists = false)
 		{
 			// If the destination directory doesn't exist, create it.