Пример #1
0
        public async Task<HttpResponseMessage> Register(Registration registration)
        {   
            // You'd also want to verify that the user in the registration is allowed to register for that tag

            // Get notification hubs registrations for that "username" tag.
            // Usually, you should get only 1, if we get more than one (for example, during development you make mistakes), delete all others
            // The "100" parameter just represents how many registrations to return
            var registrationsForUser = await hub.GetRegistrationsByTagAsync(registration.Username, 100);
            bool firstRegistration = true;
            bool existingRegistration = false;
            foreach (var reg in registrationsForUser)
            {
                if (firstRegistration)
                {
                    // Update the registration with the incoming channel
                    var winReg = reg as WindowsRegistrationDescription;
                    winReg.ChannelUri = new Uri(registration.Channel);
                    winReg.Tags = new HashSet<string> { registration.Username };
                    await hub.UpdateRegistrationAsync(winReg);

                    firstRegistration = false;
                    existingRegistration = true;
                }
                else
                {
                    // Delete other registrations for that user
                    await hub.DeleteRegistrationAsync(reg);
                }
            }

            // Register with the notification hub and listen to the "username" tag, if this is a new registration
            if (!existingRegistration)
            {
                switch (registration.Platform)
                {
                    case "WindowsStore":
                        await hub.CreateWindowsNativeRegistrationAsync(registration.Channel, new List<string> { registration.Username });
                        break;
                    default:
                        // If the platform isn't supported, return Bad Request
                        return Request.CreateErrorResponse(HttpStatusCode.BadRequest, registration.Platform + " platform is not supported.");
                }
            }

            return Request.CreateResponse(HttpStatusCode.OK);
        }
Пример #2
0
        private async void registerButton_Click(object sender, RoutedEventArgs e)
        {
            // Disable button
            registerButton.IsEnabled = false;
            yourUsernameTextBox.IsEnabled = false;

            // Obtain a channel
            var channel = await PushNotificationChannelManager.CreatePushNotificationChannelForApplicationAsync();
            channel.PushNotificationReceived += channel_PushNotificationReceived;


            var registration = new Registration
            {
                Username = yourUsernameTextBox.Text,
                Channel = channel.Uri,
                Platform = "WindowsStore"
            };

            // Call our server to register this channel
            using (var httpClient = new HttpClient())
            {
                var serializedBody = JsonConvert.SerializeObject(registration);
                await httpClient.PostAsync(baseUrl + "/api/chat/register", new StringContent(serializedBody, Encoding.UTF8, "application/json"));
            }

            // Show the messages panel
            registerButton.Content = "Ok!";
            messagesPanel.Visibility = Visibility.Visible;
        }