public ActionResult SignOut()
{
// Always end your local session first. This helps prevent any nasty race
// conditions which might occur otherwise if, for example, the user clicks
// a protected link before the web service call to SSO is complete.
Guid ssoSessionId = Guid.Empty;
if (SSOSession.HasSession)
{
ssoSessionId = SSOSession.Current.SSOSessionId;
SSOSession.Current.End();
}
Session.Abandon();
if (ssoSessionId != Guid.Empty)
{
try
{
// SessionRemoveParticipant() removes this application from the SSO session. If there are other
// applications which are participants in the same SSO session, the SSO session will remain
// open, otherwise it will be ended.
//
// SessionRemoveParticpant() is not recommended for applications which are configured to
// always automatically sign-on the user if an SSO session already exists.
using (WebSSOServiceSoapClient client = new WebSSOServiceSoapClient("WebSSOServiceSoapClient"))
{
client.Open();
SessionRemoveParticipantRequest request = new SessionRemoveParticipantRequest()
{
SessionId = ssoSessionId
};
SessionRemoveParticipantResponse response = client.SessionRemoveParticipant(request);
}
}
catch (Exception ex)
{
Session["Message"] = string.Format("Exception of type {0} raised when calling WebSSOService.SessionRemoveParticipant(). {1}", ex.GetType().FullName, ex.Message);
}
}
return SignInPageSessionEndedRedirect;
}