public ActionResult AuthTokenGenerate()
{
string userId = Session[USERID_KEY] as string;
if (userId == null)
return HttpNotFound("not logged in");
var token = new AuthToken(userId);
var key = ConfigurationManager.AppSettings["Auth.SecretKey"];
var tokenStr = JsonWebToken.Encode(token, key, JwtHashAlgorithm.HS512);
return Content(tokenStr);
}
public ActionResult AuthTokenGet(String state)
{
string userId = Session[USERID_KEY] as string;
if (userId == null)
return Redirect("/Login?exAuthState="+state);
var token = new AuthToken(userId);
var key = ConfigurationManager.AppSettings["Auth.SecretKey"];
var tokenStr = JsonWebToken.Encode(token, key, JwtHashAlgorithm.HS512);
var redirect = ConfigurationManager.AppSettings["Auth.Redirect"];
return Redirect(redirect+"?token="+tokenStr+"&state="+state);
}
public static string Encode(AuthToken payload, string key, JwtHashAlgorithm algorithm)
{
return Encode(payload, Encoding.UTF8.GetBytes(key), algorithm);
}
public static string Encode(AuthToken payload, byte[] keyBytes, JwtHashAlgorithm algorithm)
{
var segments = new List<string>();
var header = new { alg = algorithm.ToString(), typ = "JWT" };
byte[] headerBytes = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(header, Formatting.None));
byte[] payloadBytes = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(payload, Formatting.None));
//byte[] payloadBytes = Encoding.UTF8.GetBytes(@"{"iss":"*****@*****.**","scope":"https://www.googleapis.com/auth/prediction","aud":"https://accounts.google.com/o/oauth2/token","exp":1328554385,"iat":1328550785}");
segments.Add(Base64UrlEncode(headerBytes));
segments.Add(Base64UrlEncode(payloadBytes));
var stringToSign = string.Join(".", segments.ToArray());
var bytesToSign = Encoding.UTF8.GetBytes(stringToSign);
byte[] signature = HashAlgorithms[algorithm](keyBytes, bytesToSign);
segments.Add(Base64UrlEncode(signature));
return string.Join(".", segments.ToArray());
}
public static string Encode(AuthToken payload, string key, JwtHashAlgorithm algorithm)
{
return(Encode(payload, Encoding.UTF8.GetBytes(key), algorithm));
}