protected override async Task <AuthenticationTicket> AuthenticateCoreAsync() { this.logger.WriteVerbose("Authenticate Core"); AuthenticationProperties properties = null; try { string code = null; string state = null; IReadableStringCollection query = Request.Query; IList <string> 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 tokenRequestParameters = new List <KeyValuePair <string, string> >() { new KeyValuePair <string, string>("client_id", Options.ClientId), new KeyValuePair <string, string>("client_secret", Options.ClientSecret), new KeyValuePair <string, string>("grant_type", "authorization_code"), new KeyValuePair <string, string>("redirect_uri", GenerateRedirectUri()), new KeyValuePair <string, string>("code", code), }; FormUrlEncodedContent requestContent = new FormUrlEncodedContent(tokenRequestParameters); HttpResponseMessage response = await this.httpClient.PostAsync(TokenEndpoint, requestContent, Request.CallCancelled); response.EnsureSuccessStatusCode(); string oauthTokenResponse = await response.Content.ReadAsStringAsync(); JObject oauth2Token = JObject.Parse(oauthTokenResponse); string accessToken = oauth2Token["access_token"]["token"].Value <string>(); if (string.IsNullOrWhiteSpace(accessToken)) { logger.WriteWarning("Access token was not found"); return(new AuthenticationTicket(null, properties)); } var context = new YammerAuthenticatedContext(Context, oauth2Token, accessToken); context.Identity = new ClaimsIdentity( new[] { new Claim(ClaimTypes.NameIdentifier, context.Id, XmlSchemaString, Options.AuthenticationType), new Claim(ClaimTypes.Name, context.Name, XmlSchemaString, Options.AuthenticationType), new Claim("urn:yammer:id", context.Id, XmlSchemaString, Options.AuthenticationType), new Claim("urn:yammer:name", context.Name, XmlSchemaString, Options.AuthenticationType), new Claim("urn:yammer:networkname", context.NetworkName, XmlSchemaString, Options.AuthenticationType), new Claim("urn:yammer:networkid", context.NetworkId.ToString(), XmlSchemaString, Options.AuthenticationType), new Claim("urn:yammer:jobtitle", context.JobTitle, XmlSchemaString, Options.AuthenticationType) }, Options.AuthenticationType, ClaimsIdentity.DefaultNameClaimType, ClaimsIdentity.DefaultRoleClaimType); if (!string.IsNullOrWhiteSpace(context.Email)) { context.Identity.AddClaim(new Claim(ClaimTypes.Email, context.Email, XmlSchemaString, Options.AuthenticationType)); } await Options.Provider.Authenticated(context); context.Properties = properties; return(new AuthenticationTicket(context.Identity, context.Properties)); } catch (Exception ex) { this.logger.WriteWarning("Authentication failed", ex); return(new AuthenticationTicket(null, properties)); } }
public virtual Task Authenticated(YammerAuthenticatedContext context) { return(this.OnAuthenticated(context)); }