/// <summary>
/// Handler for login request
/// </summary>
public override TDSMessageCollection OnPreLoginRequest(ITDSServerSession session, TDSMessage request)
{
// Get the collection from a valid On PreLogin Request
TDSMessageCollection preLoginCollection = base.OnPreLoginRequest(session, request);
// Check if arguments are of the Federated Authentication server
if (Arguments is FederatedAuthenticationNegativeTDSServerArguments)
{
// Cast to federated authentication server arguments
FederatedAuthenticationNegativeTDSServerArguments ServerArguments = Arguments as FederatedAuthenticationNegativeTDSServerArguments;
// Find the is token carrying on TDSPreLoginToken
TDSPreLoginToken preLoginToken = preLoginCollection.Find(message => message.Exists(packetToken => packetToken is TDSPreLoginToken)).
Find(packetToken => packetToken is TDSPreLoginToken) as TDSPreLoginToken;
switch (ServerArguments.Scenario)
{
case FederatedAuthenticationNegativeTDSScenarioType.NonceMissingInFedAuthPreLogin:
{
// If we have the prelogin token
if (preLoginToken != null && preLoginToken.Nonce != null)
{
// Nullify the nonce from the Token
preLoginToken.Nonce = null;
}
break;
}
case FederatedAuthenticationNegativeTDSScenarioType.InvalidB_FEDAUTHREQUIREDResponse:
{
// If we have the prelogin token
if (preLoginToken != null)
{
// Set an illegal value for B_FEDAUTHREQURED
preLoginToken.FedAuthRequired = TdsPreLoginFedAuthRequiredOption.Illegal;
}
break;
}
}
}
// Return the collection
return(preLoginCollection);
}
private TDSFeatureExtAckToken GetFeatureExtAckTokenFromLogin7(TDSMessageCollection login7Collection)
{
// Find the is token carrying on TDSFeatureExtAckToken
return(login7Collection.Find(m => m.Exists(p => p is TDSFeatureExtAckToken)).
Find(t => t is TDSFeatureExtAckToken) as TDSFeatureExtAckToken);
}
private TDSFeatureExtAckToken GetFeatureExtAckTokenFromLogin7(TDSMessageCollection login7Collection)
{
// Find the is token carrying on TDSFeatureExtAckToken
return login7Collection.Find(m => m.Exists(p => p is TDSFeatureExtAckToken)).
Find(t => t is TDSFeatureExtAckToken) as TDSFeatureExtAckToken;
}