C# IAppBuilder类代码示例

        public void Configuration(IAppBuilder appBuilder)
        {
            // Configure Web API for self-host.
            HttpConfiguration config = new HttpConfiguration();
            config.Routes.MapHttpRoute(
                name: "DefaultApi",
                routeTemplate: "api/{controller}/{id}",
                defaults: new { id = RouteParameter.Optional }
            );

            appBuilder.UseWebApi(config);

            var appFolder = Path.Combine(Directory.GetParent(AppDomain.CurrentDomain.BaseDirectory).Parent.Parent.FullName, "Webportal");

            appBuilder.UseFileServer(new Microsoft.Owin.StaticFiles.FileServerOptions
            {
                RequestPath = new PathString(WebPortalUrl),
                FileSystem = new PhysicalFileSystem(appFolder),
                EnableDirectoryBrowsing = true

            });

            appBuilder.Map(PathString.Empty, a => a.Use<PortalRedirectionMiddelware>(WebPortalUrl));
            appBuilder.Use<AdminMiddleware>();
        }

 public void Configuration(IAppBuilder appBuilder)
 {
     var config = new HttpConfiguration();
     config.MapHttpAttributeRoutes();
     config.Routes.MapHttpRoute("DefaultApi", "api/{controller}/{id}", new {id = RouteParameter.Optional});
     appBuilder.UseWebApi(config).UseNancy();
 }

        // This code configures Web API. The Startup class is specified as a type
        // parameter in the WebApp.Start method.
        public void Configuration(IAppBuilder appBuilder)
        {

            // Configure Web API for self-host. 
            HttpConfiguration config = new HttpConfiguration();
            config.Routes.MapHttpRoute(
                name: "DefaultApi",
                routeTemplate: "api/{controller}/{action}/{id}",
                defaults: new { id = RouteParameter.Optional }
            );

            // 默认返回Json数据
            //config.Formatters.JsonFormatter.SupportedMediaTypes.Add(new MediaTypeHeaderValue("text/html"));

            //var bson = new BsonMediaTypeFormatter();
            //bson.SupportedMediaTypes.Add(new MediaTypeHeaderValue("application/bson"));
            //config.Formatters.Add(bson);
            config.Formatters.Add(new Raven.AspNet.WebApiExtensions.Formatters.MsgPackFormatter());

            appBuilder.UseRequestScopeContext();
            appBuilder.UseWebApi(config);
            
            //CallContext
            //appBuilder.Use(
        }

        public void Configuration(IAppBuilder app)
        {
            var httpConfiguration = new HttpConfiguration();

            // Configure Web API Routes:
            // - Enable Attribute Mapping
            // - Enable Default routes at /api.
            httpConfiguration.MapHttpAttributeRoutes();
            httpConfiguration.Routes.MapHttpRoute(
                name: "DefaultApi",
                routeTemplate: "api/{controller}/{id}",
                defaults: new { id = RouteParameter.Optional }
            );

            app.UseWebApi(httpConfiguration);

            // Make ./public the default root of the static files in our Web Application.
            app.UseFileServer(new FileServerOptions
            {
                RequestPath = new PathString(string.Empty),
                FileSystem = new PhysicalFileSystem("./public"),
                EnableDirectoryBrowsing = true,
            });

            app.UseStageMarker(PipelineStage.MapHandler);
        }

        public void Configuration(IAppBuilder builder)
        {
            builder.UseAlpha("a", "b");

            builder.UseFunc(app => Alpha.Invoke(app, "a", "b"));

            builder.UseFunc(Alpha.Invoke, "a", "b");

            builder.Use(Beta.Invoke("a", "b"));

            builder.UseFunc(Beta.Invoke, "a", "b");

            builder.UseGamma("a", "b");

            builder.Use(typeof(Gamma), "a", "b");

            builder.UseType<Gamma>("a", "b");

            builder.UseFunc<AppFunc>(app => new Gamma(app, "a", "b").Invoke);

            builder.Use(typeof(Delta), "a", "b");

            builder.UseType<Delta>("a", "b");

            builder.UseFunc<AppFunc>(app => new Delta(app, "a", "b").Invoke);

            builder.Run(this);
        }

        public void Configuration(IAppBuilder app)
        {
            //app.MapSignalR();

            app.Map("/signalr", map =>
            {
                map.UseCors(CorsOptions.AllowAll);
                var hubConfiguration = new HubConfiguration { EnableJSONP = true };
                map.RunSignalR(hubConfiguration);
            });

            // Branch the pipeline here for requests that start with "/signalr"
            //app.Map("/signalr", map =>
            //{
            //    // Setup the CORS middleware to run before SignalR.
            //    // By default this will allow all origins. You can
            //    // configure the set of origins and/or http verbs by
            //    // providing a cors options with a different policy.
            //    map.UseCors(CorsOptions.AllowAll);
            //    var hubConfiguration = new HubConfiguration
            //    {
            //        // You can enable JSONP by uncommenting line below.
            //        // JSONP requests are insecure but some older browsers (and some
            //        // versions of IE) require JSONP to work cross domain
            //        // EnableJSONP = true
            //    };
            //    // Run the SignalR pipeline. We're not using MapSignalR
            //    // since this branch already runs under the "/signalr"
            //    // path.
            //    map.RunSignalR(hubConfiguration);
            //});
        }

 private void ConfigureModules(IAppBuilder appBuilder)
 {
     appBuilder
         .Use<ListenerModule>(registeredHandlers, Logger)
         .MapSignalR(new HubConfiguration { EnableJavaScriptProxies = false, EnableJSONP = HubEnableJsonp })
         .Use<Error404Module>();
 }

        public void Configuration(IAppBuilder app)
        {
            app.MapSignalR<SendingConnection>("/sending-connection");
            app.MapSignalR<TestConnection>("/test-connection");
            app.MapSignalR<RawConnection>("/raw-connection");
            app.MapSignalR<StreamingConnection>("/streaming-connection");

            app.Use(typeof(ClaimsMiddleware));

            ConfigureSignalR(GlobalHost.DependencyResolver, GlobalHost.HubPipeline);

            var config = new HubConfiguration()
            {
                EnableDetailedErrors = true
            };

            app.MapSignalR(config);

            app.Map("/cors", map =>
            {
                map.UseCors(CorsOptions.AllowAll);
                map.MapSignalR<RawConnection>("/raw-connection");
                map.MapSignalR();
            });

            app.Map("/basicauth", map =>
            {
                map.UseBasicAuthentication(new BasicAuthenticationProvider());
                map.MapSignalR<AuthenticatedEchoConnection>("/echo");
                map.MapSignalR();
            });

            BackgroundThread.Start();
        }

        public static new void Install(HttpConfiguration config, IAppBuilder app)
        {
            config.SuppressHostPrincipal();

            app.UseCors(CorsOptions.AllowAll);

            app.MapSignalR();

            var jSettings = new JsonSerializerSettings();

            jSettings.Formatting = Formatting.Indented;

            jSettings.ContractResolver = new CamelCasePropertyNamesContractResolver();

            config.Formatters.Remove(config.Formatters.XmlFormatter);

            config.Formatters.JsonFormatter.SerializerSettings = jSettings;

            config.MapHttpAttributeRoutes();

            config.Routes.MapHttpRoute(
                name: "DefaultApi",
                routeTemplate: "api/{controller}/{id}",
                defaults: new { id = RouteParameter.Optional }
                );
        }

        public static void ConfigureMobileApp(IAppBuilder app)
        {
            HttpConfiguration config = new HttpConfiguration();

#if DEBUG
            config.Formatters.JsonFormatter.SerializerSettings.Formatting = Formatting.Indented;

            config.IncludeErrorDetailPolicy = IncludeErrorDetailPolicy.Always;
#endif

            new MobileAppConfiguration().UseDefaultConfiguration().ApplyTo(config);

            config.Services.Add(typeof(IExceptionLogger), new AiExceptionLogger());

            // Use Entity Framework Code First to create database tables based on your DbContext
            Database.SetInitializer(new MobileServiceInitializer());

            MobileAppSettingsDictionary settings = config.GetMobileAppSettingsProvider().GetMobileAppSettings();

            if (string.IsNullOrEmpty(settings.HostName))
            {
                app.UseAppServiceAuthentication(new AppServiceAuthenticationOptions
                {
                    // This middleware is intended to be used locally for debugging. By default, HostName will
                    // only have a value when running in an App Service application.
                    SigningKey = ConfigurationManager.AppSettings["SigningKey"],
                    ValidAudiences = new[] { ConfigurationManager.AppSettings["ValidAudience"] },
                    ValidIssuers = new[] { ConfigurationManager.AppSettings["ValidIssuer"] },
                    TokenHandler = config.GetAppServiceTokenHandler()
                });
            }

            app.UseWebApi(config);
        }

        // Para obtener más información sobre la configuración de la autenticación, visite http://go.microsoft.com/fwlink/?LinkId=301883
        public void ConfigureAuth(IAppBuilder app)
        {
            // Habilitar la aplicación para que use una cookie para almacenar la información del usuario que inició sesión
            // y almacenar también información acerca de un usuario que inicie sesión con un proveedor de inicio de sesión de un tercero.
            // Es obligatorio si la aplicación permite a los usuarios iniciar sesión
            app.UseCookieAuthentication(new CookieAuthenticationOptions
            {
                AuthenticationType = DefaultAuthenticationTypes.ApplicationCookie,
                LoginPath = new PathString("/Account/Login")
            });
            app.UseExternalSignInCookie(DefaultAuthenticationTypes.ExternalCookie);

            // Quitar las marcas de comentario de las líneas siguientes para habilitar el inicio de sesión con proveedores de inicio de sesión de terceros
            //app.UseMicrosoftAccountAuthentication(
            //    clientId: "",
            //    clientSecret: "");

            //app.UseTwitterAuthentication(
            //   consumerKey: "",
            //   consumerSecret: "");

            //app.UseFacebookAuthentication(
            //   appId: "",
            //   appSecret: "");

            //app.UseGoogleAuthentication();
        }

        public void Configuration(IAppBuilder app)
        {
            app.UseOAuthBearerAuthentication(AccountController.OAuthBearerOptions);

            app.UseCookieAuthentication(new CookieAuthenticationOptions
            {
                AuthenticationType = DefaultAuthenticationTypes.ApplicationCookie,
                LoginPath = new PathString("/Account/Login")
            });

            app.UseExternalSignInCookie(DefaultAuthenticationTypes.ExternalCookie);

            if (IsTrue("ExternalAuth.Facebook.IsEnabled"))
            {
                app.UseFacebookAuthentication(CreateFacebookAuthOptions());
            }

            if (IsTrue("ExternalAuth.Twitter.IsEnabled"))
            {
                app.UseTwitterAuthentication(CreateTwitterAuthOptions());
            }

            if (IsTrue("ExternalAuth.Google.IsEnabled"))
            {
                app.UseGoogleAuthentication(CreateGoogleAuthOptions());
            }
        }

 public void Configuration(IAppBuilder app)
 {
     var webApiConfiguration = ConfigureWebApi();
     webApiConfiguration.EnsureInitialized();
     app.UseWebApi(webApiConfiguration);
     ConfigureHandlers();
 }

        // For more information on configuring authentication, please visit http://go.microsoft.com/fwlink/?LinkId=301864
        public void ConfigureAuth(IAppBuilder app)
        {
            // Configure the db context, user manager and signin manager to use a single instance per request
            app.CreatePerOwinContext(ApplicationDbContext.Create);
            app.CreatePerOwinContext<ApplicationUserManager>(ApplicationUserManager.Create);
            app.CreatePerOwinContext<ApplicationSignInManager>(ApplicationSignInManager.Create);

            // Enable the application to use a cookie to store information for the signed in user
            // and to use a cookie to temporarily store information about a user logging in with a third party login provider
            // Configure the sign in cookie
            app.UseCookieAuthentication(new CookieAuthenticationOptions
            {
                AuthenticationType = DefaultAuthenticationTypes.ApplicationCookie,
                LoginPath = new PathString("/Account/Login"),
                Provider = new CookieAuthenticationProvider
                {
                    // Enables the application to validate the security stamp when the user logs in.
                    // This is a security feature which is used when you change a password or add an external login to your account.
                    OnValidateIdentity = SecurityStampValidator.OnValidateIdentity<ApplicationUserManager, ApplicationUser>(
                        validateInterval: TimeSpan.FromMinutes(30),
                        regenerateIdentity: (manager, user) => user.GenerateUserIdentityAsync(manager))
                }
            });
            app.UseExternalSignInCookie(DefaultAuthenticationTypes.ExternalCookie);

            // Enables the application to temporarily store user information when they are verifying the second factor in the two-factor authentication process.
            app.UseTwoFactorSignInCookie(DefaultAuthenticationTypes.TwoFactorCookie, TimeSpan.FromMinutes(5));

            // Enables the application to remember the second login verification factor such as phone or email.
            // Once you check this option, your second step of verification during the login process will be remembered on the device where you logged in from.
            // This is similar to the RememberMe option when you log in.
            app.UseTwoFactorRememberBrowserCookie(DefaultAuthenticationTypes.TwoFactorRememberBrowserCookie);

            // Uncomment the following lines to enable logging in with third party login providers
            //app.UseMicrosoftAccountAuthentication(
            //    clientId: "",
            //    clientSecret: "");

            //app.UseTwitterAuthentication(
            //   consumerKey: "",
            //   consumerSecret: "");

            //app.UseFacebookAuthentication(
            //   appId: "",
            //   appSecret: "");

            //app.UseGoogleAuthentication(new GoogleOAuth2AuthenticationOptions()
            //{
            //    ClientId = "",
            //    ClientSecret = ""
            //});

            //SignalR
            GlobalHost.DependencyResolver.Register(typeof(IHubActivator), () => new UnityHubActivator(UnityConfig.GetConfiguredContainer()));

            //var config = new HubConfiguration {EnableJSONP = true};
            //app.MapSignalR(config);

            app.MapSignalR();
        }

        public void ConfigureOAuth(IAppBuilder app)
        {
            app.UseOAuthBearerAuthentication(new OAuthBearerAuthenticationOptions());

            app.UseOAuthAuthorizationServer(new OAuthAuthorizationServerOptions()
            {
                AllowInsecureHttp = true,
                TokenEndpointPath = new PathString("/token"),
                AccessTokenExpireTimeSpan = TimeSpan.FromMinutes(30),
                Provider = new OAuthAuthorizationServerProvider
                {
                    OnValidateClientAuthentication = async c=>c.Validated(),
                    OnGrantResourceOwnerCredentials = async c =>
                    {
                        using (var repo = new AuthRepository())
                        {
                            var user = await repo.FindUser(c.UserName, c.Password);
                            if (user == null)
                            {
                                c.Rejected();
                                throw new ApiException("User not existed or wrong password.");
                            }
                        }
                        var identity = new ClaimsIdentity(c.Options.AuthenticationType);
                        identity.AddClaims(new[] {new Claim(ClaimTypes.Name, c.UserName), new Claim(ClaimTypes.Role, "user")});
                        if (string.Equals(c.UserName, AppConfig.Manager, StringComparison.InvariantCultureIgnoreCase))
                            identity.AddClaims(new[] {new Claim(ClaimTypes.Name, c.UserName), new Claim(ClaimTypes.Role, "manager")});
                        c.Validated(identity);
                    }
                },
            });
        }