/// <summary> /// For AuthenticationMode = Active, this gets invoked first when any request comes in. /// But its best to keep it Passive for this logic to work. /// This needs to go and fetch the identity claims from the 3rd party STS. /// </summary> protected override async Task <AuthenticationTicket> AuthenticateCoreAsync() { AuthenticationProperties properties = null; try { string state = null; var query = Request.Query; var values = query.GetValues("state"); if (values != null && values.Count == 1) { state = values[0]; } properties = Options.StateDataFormat.Unprotect(state); if (properties == null) { return(null); } // OAuth2 10.12 CSRF if (!ValidateCorrelationId(properties, _logger)) { return(new AuthenticationTicket(null, properties)); } var thirdPartyState = properties.Dictionary[ThirdPartyStateKey]; properties.Dictionary.Remove(ThirdPartyStateKey); var decodedThirdPartyState = DecodeState(thirdPartyState); var thirdPartyClaims = await ValidateToken(decodedThirdPartyState.ClientId, decodedThirdPartyState.Token); var context = new ThirdPartyAuthenticatedContext(Context) { Identity = new ClaimsIdentity( Options.AuthenticationType, ClaimsIdentity.DefaultNameClaimType, ClaimsIdentity.DefaultRoleClaimType) }; context.Identity.AddClaim(new Claim(ClaimTypes.NameIdentifier, thirdPartyClaims.Claims.Single(p => p.Type == ClaimTypes.NameIdentifier).Value, XmlSchemaString, Options.AuthenticationType)); context.Properties = properties; await Options.Provider.Authenticated(context); return(new AuthenticationTicket(context.Identity, context.Properties)); } catch (Exception ex) { _logger.WriteError(ex.Message); } return(new AuthenticationTicket(null, properties)); }
public Task Authenticated(ThirdPartyAuthenticatedContext context) { return(OnAuthenticated(context)); }