Inside Unity

var seed : String;
var hash : String;
private var N0 : int;
private var sbox : int[];
var password : String;
var text : String;
var test : String;
var output : String;
var orange : boolean = true;
var toSend : String;
var medalID : int;
var green : boolean = false;
var receive : WWW;

function Start () {
    N0 = 256;
    yield WaitForSeconds (3);
    unlockMedal (medalID);
}

function unlockMedal (a : int) {
    text = '{"command_id":"unlockMedal","publisher_id":' + PublisherId + ',"session_id":"' + SessionID + '","medal_id":' + a +'}';
    guiText.text += text + "\n";
    yield WaitForSeconds (2);
    SecurePacket ();
}

var encoding = new System.Text.UTF8Encoding();

function SecurePacket () {
    genSeed ();
    hash = Md5Sum (seed);
    test = EnDeCrypt();
    test = StrToHexStr(test);
    test = hash + test;
    radix(test);
    toSend = '{"command_id":"securePacket","tracker_id":"' + APIID + '","secure":"' + output + '"}';
    guiText.text += toSend + "\n";
    var headers : Hashtable = new Hashtable();
    headers.Add("Content-type", "application/json");
    receive = new WWW ("http://www.ngads.com/gateway_v2.php", encoding.GetBytes(toSend), headers);
    green = true;
}

function Update () {
    if (orange) {
        Application.ExternalEval(" UnityObject2.instances[0].getUnity().SendMessage('Newgrounds', 'bob', document.location.href);");
        orange = false;
}   if (green && receive.isDone) {
        guiText.text += receive.text;
        green = false;
}}

function genSeed () {
    seed = "";
    iter = Random.Range (10,32);
    for (i = 0; i < iter; i++) {
        a = Random.Range (-26,36);
        if (a == -26)
            seed += "z";
        else if (a == -25)
            seed += "y";
        else if (a == -24)
            seed += "x";
        else if (a == -23)
            seed += "w";
        else if (a == -22)
            seed += "v";
        else if (a == -21)
            seed += "u";
        else if (a == -20)
            seed += "t";
        else if (a == -19)
            seed += "s";
        else if (a == -18)
            seed += "r";
        else if (a == -17)
            seed += "q";
        else if (a == -16)
            seed += "p";
        else if (a == -15)
            seed += "o";
        else if (a == -14)
            seed += "n";
        else if (a == -13)
            seed += "m";
        else if (a == -12)
            seed += "l";
        else if (a == -11)
            seed += "k";
        else if (a == -10)
            seed += "j";
        else if (a == -9)
            seed += "i";
        else if (a == -8)
            seed += "h";
        else if (a == -7)
            seed += "g";
        else if (a == -6)
            seed += "f";
        else if (a == -5)
            seed += "e";
        else if (a == -4)
            seed += "d";
        else if (a == -3)
            seed += "c";
        else if (a == -2)
            seed += "b";
        else if (a == -1)
            seed += "a";
        else if (a == 26)
            seed += "Z";
        else if (a == 25)
            seed += "Y";
        else if (a == 24)
            seed += "X";
        else if (a == 23)
            seed += "W";
        else if (a == 22)
            seed += "V";
        else if (a == 21)
            seed += "U";
        else if (a == 20)
            seed += "T";
        else if (a == 19)
            seed += "S";
        else if (a == 18)
            seed += "R";
        else if (a == 17)
            seed += "Q";
        else if (a == 16)
            seed += "P";
        else if (a == 15)
            seed += "O";
        else if (a == 14)
            seed += "N";
        else if (a == 13)
            seed += "M";
        else if (a == 12)
            seed += "L";
        else if (a == 11)
            seed += "K";
        else if (a == 10)
            seed += "J";
        else if (a == 9)
            seed += "I";
        else if (a == 8)
            seed += "H";
        else if (a == 7)
            seed += "G";
        else if (a == 6)
            seed += "F";
        else if (a == 5)
            seed += "E";
        else if (a == 4)
            seed += "D";
        else if (a == 3)
            seed += "C";
        else if (a == 2)
            seed += "B";
        else if (a == 1)
            seed += "A";
        else if (a == 0)
            seed += "0";
        else
            seed += (a-26);
}}

function Md5Sum (strToEncrypt: String) {
    var encoding = System.Text.UTF8Encoding();
    var bytes = encoding.GetBytes(strToEncrypt);
    var md5 = System.Security.Cryptography.MD5CryptoServiceProvider();
    var hashBytes:byte[] = md5.ComputeHash(bytes);
    var hashString = "";
    for (var i = 0; i < hashBytes.Length; i++) {
        hashString += System.Convert.ToString(hashBytes[i], 16).PadLeft(2, "0"[0]);
}   return hashString.PadLeft(32, "0"[0]);
}

function EnDeCrypt() {
    RC4Initialize();
    var i : int = 0;
    var j : int = 0;
    var k : int = 0;
        var cipher = "";
        for (a = 0; a < text.Length; a++) {
            i = ((i + 1) % N0);
            j = ((j + sbox[i]) % N0);
            var tempSwap : int = sbox[i];
            sbox[i] = sbox[j];
            sbox[j] = tempSwap;
            k = sbox[(sbox[i] + sbox[j]) % N0];
            var cipherBy : int = text[a];
            cipherBy = cipherBy ^ k;
            cipher += (System.Convert.ToChar(cipherBy));
}       return cipher;
}

function StrToHexStr(str : String) {
    var sb = "";
    for (i = 0; i < str.Length; i++) {
        var v : int = str[i];
        sb += (String.Format("{0:X2}", v));
}   return sb;
}

function HexStrToStr(hexStr : String) {
    var sb = "";
    for (i = 0; i < hexStr.Length; i += 2) {
        var n : int = parseInt(hexStr.Substring(i, 2));
            sb += (System.Convert.ToChar(n));
}   return sb;
}

private var key : int[];
private var n : int;

function RC4Initialize() {
    sbox = new int[N0];
    key = new int[N0];
    n = password.Length;
    for (a = 0; a < N0; a++)    {
        key[a] = (password[a % n]);
        sbox[a] = a;
}   var b : int = 0;
        for (a = 0; a < N0; a++)    {
            b = (b + sbox[a] + key[a]) % N0;
            var tempSwap : int = sbox[a];
            sbox[a] = sbox[b];
            sbox[b] = tempSwap;
}}

private var rad : String = "/g8236klvBQ#&|;Zb*7CEA59%s`Oue1wziFp$rDVY@TKxUPWytSaGHJ>dmoMR^<0~4qNLhc(I+fjn)X";
private var block : String = "";
private var car : char;
private var l : int;

function radix (g : String) {
    output = "";
    for (i = 0; (i< g.Length-6); i+=6) {
        block = "";
        var d : int = System.Int32.Parse(g.Substring(i,6), System.Globalization.NumberStyles.AllowHexSpecifier);
        for (j = 0; j<4; j++){
            l = d % 79;
            car = rad[l];
            d -= l;
            d /= 79;
            block = car + block;
}       output +=block;
}   block = "";
    var o : int = System.Int32.Parse(g.Substring(g.Length-(g.Length%6),(g.Length%6)), System.Globalization.NumberStyles.AllowHexSpecifier);
    for (j = 0; j<4; j++){
        l = o % 79;
        car = rad[l];
        o -= l;
        o /= 79;
        block = car + block;
}   output +=block;
    output = (output.Length % 6) + output;
}

private var parameters : String[];
var SessionID : String;
var UserID : int;
var UserName : String;
var DefaultUsername : String;
var APIID : String;
var PublisherId : int;

//bob ("http://uploads.ungrounded.net/tmp/744000/744865/file/alternate/alternate_2.zip?NewgroundsAPI_PublisherID=1&NewgroundsAPI_SandboxID=52ea469359f8b&NewgroundsAPI_SessionID=4C8yz2cRRIATpvA2JGQS813ce389f27095b178f1ec742f35d0ccba83d9f6ICF8&NewgroundsAPI_UserName=Bcadren&NewgroundsAPI_UserID=4889253&ng_username=Bcadren");
//copy of a valid URL for offline testing

function bob (data : String) {
    var Delimiters : String[] = ['?','&','='];
    parameters = data.Split (Delimiters, System.StringSplitOptions.RemoveEmptyEntries);
    for (i = 0; i < parameters.length; i++)
        parameters[i] = WWW.UnEscapeURL (parameters[i]);
    for (j = 0; j < parameters.length; j++){
        guiText.text += parameters[j] + "\n";
        if (parameters[j] == "NewgroundsAPI_SessionID")
            SessionID = parameters[j+1];
        else if (parameters[j] == "NewgroundsAPI_UserID")
            UserID = parseInt(parameters[j+1]);
        else if (parameters[j] == "NewgroundsAPI_UserName")
            UserName = parameters[j+1];
        else if (parameters[j] == "NewgroundsAPI_PublisherID")
            PublisherId = parseInt(parameters[j+1]);
}   if (UserName == "&lt;deleted&gt;")
        UserName = DefaultUsername;
}