Add Google Chrome keygen to the project, plus a spicey easter egg

Keygen.cs

@@ -9,10 +9,10 @@ namespace FrappeMocha
 
         public enum LicenseTypes
         {
-            License3270 = 0x8c,
+            LicenseWindows3270 = 0x8c,
-            License5250 = 0x80,
+            LicenseWindows5250 = 0x80,
-            License3812 = 0xa0,
+            LicenseWindows3812 = 0xa0,
-            LicenseTelnet = 0x9b,
+            LicenseWindowsTelnet = 0x9b,
             LicenseJava3270 = 0x1e,
             LicenseJava5250 = 0x1e,
             LicenseJavaTelnet = 0x1b,
@@ -21,6 +21,9 @@ namespace FrappeMocha
             LicenseMac3812 = 0x22,
             LicenseMacTelnet = 0x5e,
             LicenseMacKeyboard = 0xa5,
+            LicenseChrome3270 = 0xb3,
+            LicenseChrome5250 = 0xb2,
+            LicenseChromeTelnet = 0xb4,
         }
 
         public Keygen()
@@ -33,10 +36,10 @@ namespace FrappeMocha
         {
             switch (license)
             {
-                case LicenseTypes.License3270:
+                case LicenseTypes.LicenseWindows3270:
-                case LicenseTypes.License3812:
+                case LicenseTypes.LicenseWindows3812:
-                case LicenseTypes.License5250:
+                case LicenseTypes.LicenseWindows5250:
-                case LicenseTypes.LicenseTelnet:
+                case LicenseTypes.LicenseWindowsTelnet:
                     return GenLicenseWindows(type, param_company, license);
 
                 case LicenseTypes.LicenseJavaTelnet:
@@ -52,6 +55,11 @@ namespace FrappeMocha
                 case LicenseTypes.LicenseMacTelnet:
                 case LicenseTypes.LicenseMacKeyboard:
                     return GenLicenseMacNum(type, param_company, license);
+
+                case LicenseTypes.LicenseChrome3270:
+                case LicenseTypes.LicenseChrome5250:
+                case LicenseTypes.LicenseChromeTelnet:
+                    return GenLicenseJavascript(type, param_company, license);
             }
             return "";
         }
@@ -180,15 +188,50 @@ namespace FrappeMocha
             return param_lickey;
         }
 
+        /**
+         * This one was fun as well
+         * Found out that the license must end with "45" in order to validate
+         */
+        public string GenLicenseJavascript(int itype, string param_company, LicenseTypes license)
+        {
+            char type = (char) (itype + (int) '0');
+            string param_lickey = type.ToString();
+            ulong sum = 0;
+            byte[] byteArray = this.StrToByteArray(param_company);
+            for (int index = 0; index < byteArray.Length; ++index)
+            {
+                if ((ulong) byteArray[index] >= 65 && (ulong) byteArray[index] <= 90)
+                    byteArray[index] += 32; // this is basically str.toLower()
+            }
+
+            for (int index = 0; index < byteArray.Length; ++index)
+            {
+                if ((ulong) byteArray[index] >= 65 && (ulong) byteArray[index] <= 122)
+                {
+                    sum += byteArray[index] + (uint) license;
+                }
+            }
+            sum = sum * param_lickey[0];
+            sum = sum * (sum & byte.MaxValue) & ushort.MaxValue;
+            if (sum < 100U)
+                sum = 2728U;
+
+            param_lickey = (param_lickey[0].ToString() + (object) sum) + '-' +
+                           (Int32) (DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1))).TotalSeconds
+                           + "45"; // a little salt, as a treat
+
+            return param_lickey;
+        }
+
 
         public bool CheckLicense(string param_lickey, string param_company, LicenseTypes license)
         {
             switch (license)
             {
-                case LicenseTypes.License3270:
+                case LicenseTypes.LicenseWindows3270:
-                case LicenseTypes.License3812:
+                case LicenseTypes.LicenseWindows3812:
-                case LicenseTypes.License5250:
+                case LicenseTypes.LicenseWindows5250:
-                case LicenseTypes.LicenseTelnet:
+                case LicenseTypes.LicenseWindowsTelnet:
                     return CheckLicenseWindows(param_lickey, param_company, license);
 
                 case LicenseTypes.LicenseJavaTelnet:
@@ -202,10 +245,49 @@ namespace FrappeMocha
                 case LicenseTypes.LicenseMacTelnet:
                 case LicenseTypes.LicenseMacKeyboard:
                     return CheckLicenseMac(param_lickey, param_company, license);
+
+                case LicenseTypes.LicenseChrome3270:
+                case LicenseTypes.LicenseChrome5250:
+                case LicenseTypes.LicenseChromeTelnet:
+                    return CheckLicenseJavaScript(param_lickey, param_company, license);
             }
             return false;
         }
 
+        /**
+         * All Javascript licenses need to end with "45" in order to validate
+         */
+        public bool CheckLicenseJavaScript(string param_lickey, string param_company, LicenseTypes license)
+        {
+            ulong sum = 0;
+            byte[] byteArray = this.StrToByteArray(param_company);
+            for (int index = 0; index < byteArray.Length; ++index)
+            {
+                if ((ulong) byteArray[index] >= 65 && (ulong) byteArray[index] <= 90)
+                    byteArray[index] += 32; // this is basically str.toLower()
+            }
+
+            for (int index = 0; index < byteArray.Length; ++index)
+            {
+                if ((ulong) byteArray[index] >= 65 && (ulong) byteArray[index] <= 122)
+                {
+                    sum += byteArray[index] + (uint) license;
+                }
+            }
+            sum = sum * param_lickey[0];
+            sum = sum * (sum & byte.MaxValue) & ushort.MaxValue;
+            if (sum < 100U)
+                sum = 2728U;
+
+            if (!param_lickey.StartsWith(param_lickey[0].ToString() + (object) sum) || !param_lickey.EndsWith("45"))
+            {
+                return false;
+            }
+
+            return true;
+        }
+
+
         /**
          * @todo: write some sanity checks
          */
@@ -214,6 +296,7 @@ namespace FrappeMocha
             return true;
         }
 
+
         /**
          * @todo: write some sanity checks
          */
@@ -292,6 +375,5 @@ namespace FrappeMocha
                 }
             }
         }
-
     }
 }

MainForm.Designer.cs

@@ -133,7 +133,10 @@
             "TN5250 for Mac OS X",
             "TN3812 for Mac OS X",
             "Telnet for Mac OS X",
-            "Keyboard for Mac OS X"});
+            "Keyboard for Mac OS X",
+            "TN3270 for Google Chrome",
+            "TN5250 for Google Chrome",
+            "Telnet for Google Chrome"});
             this.productSelect.Location = new System.Drawing.Point(12, 25);
             this.productSelect.Name = "productSelect";
             this.productSelect.Size = new System.Drawing.Size(146, 21);
@@ -156,12 +159,15 @@
             this.Controls.Add(this.label1);
             this.Controls.Add(this.companytext);
             this.Controls.Add(this.TypeDropDown);
-            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
+            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
             this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
+            this.KeyPreview = true;
             this.MaximizeBox = false;
             this.MinimizeBox = false;
             this.Name = "MainForm";
             this.Text = "FrappeMocha";
+            this.Shown += new System.EventHandler(this.MainForm_Shown);
+            this.KeyPress += new System.Windows.Forms.KeyPressEventHandler(this.MainForm_KeyPress);
             this.ResumeLayout(false);
             this.PerformLayout();
 

MainForm.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
+using System.Diagnostics;
 using System.Drawing;
 using System.Text;
 using System.Windows.Forms;
@@ -11,6 +12,7 @@ namespace FrappeMocha
     public partial class MainForm : Form
     {
         protected Keygen frappeKeygen;
+        private char[] ficus = new char[6];
         private object[] windowsLicenseTypeItems = new object[2];
         private object[] macLicenseTypeItems = new object[1];
         private object[] javaLicenseTypeItems = new object[5];
@@ -61,19 +63,19 @@ namespace FrappeMocha
             switch (productSelect.SelectedIndex)
             {
                 case 0:
-                    this.keygen(Keygen.LicenseTypes.License3270);
+                    this.keygen(Keygen.LicenseTypes.LicenseWindows3270);
                     break;
 
                 case 1:
-                    this.keygen(Keygen.LicenseTypes.License5250);
+                    this.keygen(Keygen.LicenseTypes.LicenseWindows5250);
                     break;
 
                 case 2:
-                    this.keygen(Keygen.LicenseTypes.License3812);
+                    this.keygen(Keygen.LicenseTypes.LicenseWindows3812);
                     break;
 
                 case 3:
-                    this.keygen(Keygen.LicenseTypes.LicenseTelnet);
+                    this.keygen(Keygen.LicenseTypes.LicenseWindowsTelnet);
                     break;
 
                 case 4:
@@ -107,6 +109,18 @@ namespace FrappeMocha
                 case 11:
                     this.keygen(Keygen.LicenseTypes.LicenseMacKeyboard);
                     break;
+
+                case 12:
+                    this.keygen(Keygen.LicenseTypes.LicenseChrome3270);
+                    break;
+
+                case 13:
+                    this.keygen(Keygen.LicenseTypes.LicenseChrome5250);
+                    break;
+
+                case 14:
+                    this.keygen(Keygen.LicenseTypes.LicenseChromeTelnet);
+                    break;
             }
         }
 
@@ -127,6 +141,8 @@ namespace FrappeMocha
             {
                 companyusernamelabel.Text = "Name";
             }
+
+            AcceptButton.PerformClick();
         }
 
         private void keygen(Keygen.LicenseTypes license)
@@ -174,6 +190,7 @@ namespace FrappeMocha
                 case 3:
                 case 7: // mac type 1
                 case 8: // mac type 1
+                case 12:
                     if (windowsLicenseTypeItems[0] != null)
                     {
                         TypeDropDown.Items.Clear();
@@ -195,11 +212,39 @@ namespace FrappeMocha
                     break;
             }
             TypeDropDown.SelectedIndex = 0;
+            AcceptButton.PerformClick();
         }
 
         private void licensebox_Click(object sender, EventArgs e)
         {
             licensebox.SelectAll();
         }
+
+        private void MainForm_Shown(object sender, EventArgs e)
+        {
+            AcceptButton.PerformClick();
+        }
+
+        private void MainForm_KeyPress(object sender, KeyPressEventArgs e)
+        {
+            Array.Copy(this.ficus, 1, this.ficus, 0, this.ficus.Length -1);
+            this.ficus[ficus.Length -1] = e.KeyChar;
+            if (new string (ficus) == "spicey")
+            {
+                switch (MessageBox.Show("Would you like a little salt, as a treat?", "Orly?", MessageBoxButtons.YesNoCancel,
+                    MessageBoxIcon.Question))
+                {
+                    case DialogResult.Yes:
+                        Process.Start("https://i.imgur.com/EJ31bmk.jpg");
+                        break;
+                    case DialogResult.No:
+                        Process.Start(
+                            "https://pics.me.me/white-people-cant-handle-spicy-food-um-try-again-sweetie-6626438.png");
+                        break;
+                    case DialogResult.Cancel:
+                        break;
+                }
+            }
+        }
     }
 }