ground up refactor!

Keygen/KeygenBase.cs

@@ -0,0 +1,72 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Text;
+
+namespace FrappeMocha.Keygen
+{
+    public abstract class KeygenBase
+    {
+        public const string CompanyLicense = "Company License";
+        public const string SingleUserLicense = "Single User License";
+
+        protected string Platform;
+        protected int ByteEncoding = 0;
+        public List<KeygenProduct> Products = new List<KeygenProduct>();
+
+        public abstract string Generate(int type, string paramCompany, LicenseTypes license);
+        public abstract bool Check(string paramLicenseKey, string paramCompany, LicenseTypes license);
+
+
+        public virtual List<string> GenerateLicencetypes(KeygenProduct p)
+        {
+            List<string> licenses = new List<string>();
+            licenses.Add(CompanyLicense);
+            licenses.Add(SingleUserLicense);
+            return licenses;
+        }
+
+        public override string ToString()
+        {
+            return Platform;
+        }
+
+        public byte[] StrToByteArray(string str)
+        {
+            try
+            {
+                return Encoding.GetEncoding(this.ByteEncoding).GetBytes(str);
+            }
+            catch (Exception)
+            {
+                try
+                {
+                    return Encoding.GetEncoding(0).GetBytes(str);
+                }
+                catch (Exception)
+                {
+                    return new byte[1] { (byte)63 };
+                }
+            }
+        }
+
+        public string ByteArrayToStr(byte[] barr, int index, int length)
+        {
+            try
+            {
+                return Encoding.GetEncoding(this.ByteEncoding).GetString(barr, index, length);
+            }
+            catch (Exception)
+            {
+                try
+                {
+                    return Encoding.GetEncoding(0).GetString(barr, index, length);
+                }
+                catch (Exception)
+                {
+                    return "?";
+                }
+            }
+        }
+    }
+}