/// <summary> /// The core authentication logic which must be provided by the handler. Will be invoked at most /// once per request. Do not call directly, call the wrapping Authenticate method instead. /// </summary> /// <returns>The ticket data provided by the authentication logic</returns> protected override async Task <AuthenticationTicket> AuthenticateCoreAsync() { AuthenticationProperties properties = null; try { string code = null; string state = null; var query = Request.Query; var values = query.GetValues("code"); if (values != null && values.Count == 1) { code = values[0]; } 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 requestPrefix = Request.Scheme + "://" + Request.Host; var redirectUri = requestPrefix + Request.PathBase + Options.CallbackPath; // Build up the body for the token request var body = new List <KeyValuePair <string, string> > { new KeyValuePair <string, string>("grant_type", "authorization_code"), new KeyValuePair <string, string>("code", code), new KeyValuePair <string, string>("redirect_uri", redirectUri), new KeyValuePair <string, string>("client_id", Options.ClientId), new KeyValuePair <string, string>("client_secret", Options.ClientSecret) }; // Request the token HttpResponseMessage tokenResponse = await _httpClient.PostAsync(Options.TokenEndpoint, new FormUrlEncodedContent(body)); tokenResponse.EnsureSuccessStatusCode(); string text = await tokenResponse.Content.ReadAsStringAsync(); // Deserializes the token response JObject response = JObject.Parse(text); string accessToken = response.Value <string>("access_token"); string membershipId = response.Value <string>("membership_id"); if (string.IsNullOrWhiteSpace(accessToken)) { _logger.WriteWarning("Access token was not found"); return(new AuthenticationTicket(null, properties)); } if (string.IsNullOrWhiteSpace(membershipId)) { _logger.WriteWarning("MembershipId was not found"); return(new AuthenticationTicket(null, properties)); } // Get the Bungie.net user var userRequest = new HttpRequestMessage(HttpMethod.Get, string.Format("{0}{1}", Options.UserInfoEndpoint, membershipId)); userRequest.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json")); userRequest.Headers.Authorization = new AuthenticationHeaderValue("Bearer", accessToken); userRequest.Headers.Add("X-API-Key", Options.ApiKey); var userResponse = await _httpClient.SendAsync(userRequest, Request.CallCancelled); userResponse.EnsureSuccessStatusCode(); text = await userResponse.Content.ReadAsStringAsync(); JObject user = JObject.Parse(text); var context = new BungieAuthenticatedContext(Context, user, response) { Identity = new ClaimsIdentity( Options.AuthenticationType, ClaimsIdentity.DefaultNameClaimType, ClaimsIdentity.DefaultRoleClaimType) }; if (!string.IsNullOrEmpty(context.ID)) { context.Identity.AddClaim(new Claim(ClaimTypes.NameIdentifier, context.ID, ClaimValueTypes.String, Options.AuthenticationType)); } if (!string.IsNullOrEmpty(context.Name)) { context.Identity.AddClaim(new Claim(ClaimsIdentity.DefaultNameClaimType, context.Name, ClaimValueTypes.String, 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)); }
/// <summary> /// Invoked whenever Bungie.net successfully authenticates a user /// </summary> /// <param name="context">Contains information about the login session as well as the user <see cref="System.Security.Claims.ClaimsIdentity"/>.</param> /// <returns>A <see cref="Task"/> representing the completed operation.</returns> public virtual Task Authenticated(BungieAuthenticatedContext context) { return(OnAuthenticated(context)); }