/// <summary>
 /// Invoked whenever Google+ succesfully 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(BacklogAuthenticatedContext context)
 {
     return(OnAuthenticated(context));
 }
 /// <summary>
 /// Invoked whenever Google+ succesfully 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(BacklogAuthenticatedContext context)
 {
     return OnAuthenticated(context);
 }
Exemple #3
0
        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)
                };

                // Get token
                var tokenRequest = new HttpRequestMessage(HttpMethod.Post, Options.TokenEndpoint);
                tokenRequest.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
                tokenRequest.Content = new FormUrlEncodedContent(body);

                var tokenResponse = await _httpClient.SendAsync(tokenRequest, Request.CallCancelled);

                tokenResponse.EnsureSuccessStatusCode();
                var text = await tokenResponse.Content.ReadAsStringAsync();

                // Deserializes the token response
                dynamic response     = JsonConvert.DeserializeObject <dynamic>(text);
                var     accessToken  = (string)response.access_token;
                var     expires      = (string)response.expires_in;
                string  refreshToken = null;
                if (response.refresh_token != null)
                {
                    refreshToken = (string)response.refresh_token;
                }
                var tokenType = (string)response.token_type;

                // Get the Backlog user
                var userRequest = new HttpRequestMessage(HttpMethod.Get, Options.UserInfoEndpoint);
                userRequest.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
                userRequest.Headers.Authorization = new AuthenticationHeaderValue(tokenType, Uri.EscapeDataString(accessToken));
                var userResponse = await _httpClient.SendAsync(userRequest, Request.CallCancelled);

                userResponse.EnsureSuccessStatusCode();
                text = await userResponse.Content.ReadAsStringAsync();

                var user = JObject.Parse(text);

                var context = new BacklogAuthenticatedContext(Context, user, accessToken, expires, refreshToken)
                {
                    Identity = new ClaimsIdentity(
                        Options.AuthenticationType,
                        ClaimsIdentity.DefaultNameClaimType,
                        ClaimsIdentity.DefaultRoleClaimType)
                };


                if (!string.IsNullOrEmpty(context.Id))
                {
                    context.Identity.AddClaim(new Claim(ClaimTypes.NameIdentifier, context.Id, XmlSchemaString, Options.AuthenticationType));
                }
                if (!string.IsNullOrEmpty(context.Name))
                {
                    context.Identity.AddClaim(new Claim(ClaimsIdentity.DefaultNameClaimType, context.Name, XmlSchemaString, Options.AuthenticationType));
                }
                if (!string.IsNullOrEmpty(context.MailAddress))
                {
                    context.Identity.AddClaim(new Claim(ClaimTypes.Email, context.MailAddress, 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));
        }