private string WriteToken(SimpleWebToken swt)
{
if (swt == null)
{
throw new InvalidOperationException("token");
}
var unsignedToken = CreateUnsignedToken(swt);
var RP = RelyingPartyRepository.List(0, 100).First(b => b.Realm == swt.AudienceUri);
var hexString = Convert.ToBase64String(RP.SymmetricSigningKey);
var hmac = new HMACSHA256(SFHelper.HexToByte(hexString));
var sig = hmac.ComputeHash(Encoding.ASCII.GetBytes(unsignedToken));
var signedToken = String.Format("{0}&HMACSHA256={1}",
unsignedToken,
HttpUtility.UrlEncode(Convert.ToBase64String(sig)));
return(signedToken);
}
public ActionResult Issue()
{
Tracing.Verbose("Sitefinity endpoint called.");
var query = _currrenContext.Request.QueryString;
var realm = query[query.AllKeys.FirstOrDefault(p => p.Equals("realm", System.StringComparison.OrdinalIgnoreCase))];
var tokenType = query[query.AllKeys.FirstOrDefault(p => p.Equals("tokenType", System.StringComparison.OrdinalIgnoreCase))];
var reply = query[query.AllKeys.FirstOrDefault(p => p.Equals("redirect_uri", System.StringComparison.OrdinalIgnoreCase))];
var deflateTemp = query[query.AllKeys.FirstOrDefault(p => p.Equals("deflate", System.StringComparison.OrdinalIgnoreCase))];
var isSignout = query[query.AllKeys.FirstOrDefault(p => p.Equals("sign_out", System.StringComparison.OrdinalIgnoreCase))];
//if this is a signout request, sign out the user and redirect
if (!string.IsNullOrWhiteSpace(isSignout))
{
Tracing.Verbose("Sitefinity signout request detected - signout var = " + isSignout);
if (isSignout.Equals("true", StringComparison.OrdinalIgnoreCase))
{
Tracing.Verbose("Sitefinity logout request");
FederatedAuthentication.SessionAuthenticationModule.SignOut();
return(Redirect((new Uri(new Uri(realm), reply)).AbsoluteUri));
}
}
if (string.IsNullOrWhiteSpace(deflateTemp))
{
deflateTemp = "false";
}
var deflate = "true".Equals(deflateTemp, StringComparison.OrdinalIgnoreCase);
Tracing.Verbose("Sitefinity query string parsed");
if (string.IsNullOrWhiteSpace(realm))
{
Tracing.Error("Malformed realm: " + realm);
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest, "realm parameter is missing."));
}
EndpointReference appliesTo;
try
{
appliesTo = new EndpointReference(realm);
Tracing.Information("Sitefinity Simple HTTP endpoint called for realm: " + realm);
}
catch
{
Tracing.Error("Malformed realm: " + realm);
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest, "malformed realm name."));// request.CreateErrorResponse(HttpStatusCode.BadRequest, "malformed realm name.");
}
if (string.IsNullOrWhiteSpace(tokenType))
{
tokenType = TokenTypes.SimpleWebToken;
}
Tracing.Verbose("Sitefinity Token type: " + tokenType);
Tracing.Verbose("Sitefinity Current Claims Principal: " + ClaimsPrincipal.Current.Claims.ToString() + ", " + ClaimsPrincipal.Current.Identity.Name + ", " + appliesTo.Uri + ", " + appliesTo.Details.ToString());
SecurityToken tokenResponse;
var sts = new STS();
if (sts.TryIssueToken(appliesTo, ClaimsPrincipal.Current, tokenType, out tokenResponse))
{
NameValueCollection queryString;
if (tokenResponse != null)
{
Tracing.Verbose(string.Join(", ", "UID: " + tokenResponse.Id));
}
else
{
Tracing.Error("Token is null after being issued");
}
var token = new SFSimpleWebToken(tokenResponse as SimpleWebToken);
//if (token != null)
// Tracing.Verbose("Sitefinity Token: " + token.ToString());
//else
// Tracing.Error("Sitefinity Token is null");
try
{
if (!String.IsNullOrEmpty(reply))
{
string path;
var issuer = HttpContext.Request.Url.AbsoluteUri;
var idx = issuer.IndexOf("?");
idx = reply.IndexOf('?');
if (idx != -1)
{
path = reply.Substring(0, idx);
queryString = HttpUtility.ParseQueryString(reply.Substring(idx + 1));
}
else
{
path = reply;
queryString = new NameValueCollection();
}
Tracing.Verbose("Begin wrapping SWT");
SFHelper.WrapSWT(queryString, token, deflate);
Tracing.Verbose("Begin building path and query for return url");
path = String.Concat(path, SFHelper.ToQueryString(queryString));
var uri = new Uri(new Uri(realm), path);
return(Redirect(uri.AbsoluteUri));
}
queryString = new NameValueCollection();
SFHelper.WrapSWT(queryString, token, deflate);
return(File(SFHelper.ToQueryString(queryString), "application/x-www-form-urlencoded", "token"));
}
catch (Exception e)
{
Tracing.Error(e.Message + " " + e.InnerException);
Tracing.Error("invalid request - token couldn't issue for realm " + realm);
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest, "invalid request."));
}
}
else
{
Tracing.Error("invalid request - token couldn't issue for realm " + realm);
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest, "invalid request."));
}
}
