protected async void HandleRegistration(Context context, Intent intent)
{
string registrationId = intent.GetStringExtra("registration_id");
string error = intent.GetStringExtra("error");
string unregistration = intent.GetStringExtra("unregistered");
var nMgr = (NotificationManager)GetSystemService (NotificationService);
if (!String.IsNullOrEmpty (registrationId)) {
NativeRegistration = await Hub.RegisterNativeAsync (registrationId, new[] {"Native"});
var notificationNativeRegistration = new Notification (Resource.Drawable.Icon, "Native Registered");
var pendingIntentNativeRegistration = PendingIntent.GetActivity (this, 0, new Intent (this, typeof(MainActivity)), 0);
notificationNativeRegistration.SetLatestEventInfo (this, "Native Reg.-ID", NativeRegistration.RegistrationId, pendingIntentNativeRegistration);
nMgr.Notify (_messageId, notificationNativeRegistration);
_messageId++;
}
else if (!String.IsNullOrEmpty (error)) {
var notification = new Notification (Resource.Drawable.Icon, "Gcm Registration Failed.");
var pendingIntent = PendingIntent.GetActivity (this, 0, new Intent (this, typeof(MainActivity)), 0);
notification.SetLatestEventInfo (this, "Gcm Registration Failed", error, pendingIntent);
nMgr.Notify (_messageId, notification);
_messageId++;
}
else if (!String.IsNullOrEmpty (unregistration)) {
if (NativeRegistration != null)
await Hub.UnregisterAsync (NativeRegistration);
var notification = new Notification (Resource.Drawable.Icon, "Unregistered successfully.");
var pendingIntent = PendingIntent.GetActivity (this, 0, new Intent (this, typeof(MainActivity)), 0);
notification.SetLatestEventInfo (this, "MyIntentService", "Unregistered successfully.", pendingIntent);
nMgr.Notify (_messageId, notification);
_messageId++;
}
}
private void ProcessXmlRegistration(Registration registration, XmlDocument registrationXml)
{
DateTime dateTime;
registration.Raw = registrationXml.OuterXml;
var nodes = registrationXml.GetElementsByTagName("ETag");
if (nodes.Count > 0) registration.ETag = nodes[0].InnerText;
nodes = registrationXml.GetElementsByTagName("published");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.PublishedAt = dateTime;
nodes = registrationXml.GetElementsByTagName("updated");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.UpdatedAt = dateTime;
nodes = registrationXml.GetElementsByTagName("ExpirationTime");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.ExpiresAt = dateTime;
nodes = registrationXml.GetElementsByTagName("RegistrationId");
if (nodes.Count > 0) registration.RegistrationId = nodes[0].InnerText;
nodes = registrationXml.GetElementsByTagName("Tags");
registration.Tags = nodes.Count > 0 ? nodes[0].InnerText.Split(',') : null;
nodes = registrationXml.GetElementsByTagName("BodyTemplate");
registration.BodyTemplate = nodes.Count > 0 ? nodes[0].InnerText : null;
nodes = registrationXml.GetElementsByTagName("TemplateName");
registration.TemplateName = nodes.Count > 0 ? nodes[0].InnerText : null;
}
public async override void RegisteredForRemoteNotifications (UIApplication application, NSData deviceToken)
{
try {
NativeRegistration = await Hub.RegisterNativeAsync(deviceToken);
new UIAlertView("Notification Hub Registration", "Registration ID: " + NativeRegistration.RegistrationId, null, "OK", null).Show();
} catch (Exception ex) {
new UIAlertView("Error registering push notifications", ex.Message, null, "OK", null).Show();
}
}
public void StoreRegistrationToLocal(Registration registration)
{
var registrationsPath = System.IO.Path.Combine (Environment.CurrentDirectory,
"NotificationHubs",
_endpoint.Replace ("https://", ""),
Path);
if (!Directory.Exists (registrationsPath))
Directory.CreateDirectory (registrationsPath);
var filename = System.IO.Path.Combine(registrationsPath,
String.IsNullOrEmpty(registration.TemplateName)
? "$native.xml"
: registration.TemplateName + ".xml");
using (TextWriter writer = new StreamWriter(filename)) {
var serializer = new XmlSerializer(typeof(Registration));
serializer.Serialize(writer, registration);
}
}
private void ProcessXmlRegistration(Registration registration, XmlDocument registrationXml)
{
DateTime dateTime;
double expiry;
registration.Raw = registrationXml.OuterXml;
var nodes = registrationXml.GetElementsByTagName("DeviceToken");
if (nodes.Count > 0) registration.PnsToken = nodes[0].InnerText;
nodes = registrationXml.GetElementsByTagName("ETag");
if (nodes.Count > 0) registration.ETag = nodes[0].InnerText;
nodes = registrationXml.GetElementsByTagName("published");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.PublishedAt = dateTime;
nodes = registrationXml.GetElementsByTagName("updated");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.UpdatedAt = dateTime;
nodes = registrationXml.GetElementsByTagName("ExpirationTime");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.ExpiresAt = dateTime;
nodes = registrationXml.GetElementsByTagName("RegistrationId");
if (nodes.Count > 0) registration.RegistrationId = nodes[0].InnerText;
nodes = registrationXml.GetElementsByTagName("Tags");
registration.Tags = nodes.Count > 0 ? nodes[0].InnerText.Split(',') : new string[0];
nodes = registrationXml.GetElementsByTagName("BodyTemplate");
registration.BodyTemplate = nodes.Count > 0 ? nodes[0].InnerText : null;
nodes = registrationXml.GetElementsByTagName("TemplateName");
registration.TemplateName = nodes.Count > 0 ? nodes[0].InnerText : null;
nodes = registrationXml.GetElementsByTagName("Expiry");
if (nodes.Count > 0 && double.TryParse(nodes[0].InnerText, out expiry))
registration.ApnsExpiry = TimeSpan.FromSeconds(expiry);
else
registration.ApnsExpiry = null;
}
private async Task<Registration> UpdateRegistration(Registration registration)
{
try
{
if (String.IsNullOrEmpty(registration.RegistrationId))
throw new ArgumentNullException("registration");
if (String.IsNullOrEmpty(registration.RegistrationId))
throw new ArgumentException("RegistrationId missing.", "registration");
var registrationPayload = BuildCreatePayload(registration);
var serverUrl = _endpoint + '/' + Path + "/registrations/" + registration.RegistrationId + "?api-version=2013-04";
Debug.WriteLine("Updating Registration (" + registration.RegistrationId + ") ...");
Debug.WriteLine("url:" + serverUrl);
Debug.WriteLine("payload:" + registrationPayload);
var registrationXml = new XmlDocument();
//string location;
using (var client = new WebClient())
{
AddWebClientHeaders(client, serverUrl);
client.Headers.Add("If-Match", String.IsNullOrEmpty(registration.ETag) ? "*" : registration.ETag);
var result = await client.UploadStringTaskAsync(serverUrl, "PUT", registrationPayload);
Debug.WriteLine("registration result:" + result);
registrationXml.LoadXml(result);
//location = client.ResponseHeaders["Content-Location"];
}
ProcessXmlRegistration(registration, registrationXml);
return registration;
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
throw;
}
}
private async Task<Registration> ReadRegistration(Registration registration)
{
try
{
if (String.IsNullOrEmpty(registration.RegistrationId))
throw new ArgumentNullException("registration");
if (String.IsNullOrEmpty(registration.RegistrationId))
throw new ArgumentException("RegistrationId missing.", "registration");
var serverUrl = _endpoint + '/' + Path + "/registrations/" + registration.RegistrationId + "?api-version=2013-04";
Debug.WriteLine("Reading Registration (" + registration.RegistrationId + ") ...");
Debug.WriteLine("url:" + serverUrl);
var registrationXml = new XmlDocument();
using (var client = new WebClient())
{
AddWebClientHeaders(client, serverUrl);
var result = await client.DownloadStringTaskAsync(serverUrl);
Debug.WriteLine("registration result:" + result);
registrationXml.LoadXml(result);
}
ProcessXmlRegistration(registration, registrationXml);
return registration;
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
throw;
}
}
private async Task<Registration> CreateRegistration(Registration registration)
{
try
{
if (registration == null)
throw new ArgumentNullException("registration");
var registrationPayload = BuildCreatePayload(registration);
var serverUrl = _endpoint + '/' + Path + "/registrations?api-version=2013-04";
Debug.WriteLine("Creating Registration...");
Debug.WriteLine("url:" + serverUrl);
Debug.WriteLine("payload:" + registrationPayload);
var registrationXml = new XmlDocument();
//string location;
using (var client = new WebClient())
{
AddWebClientHeaders(client, serverUrl);
var result = await client.UploadStringTaskAsync(serverUrl, "POST", registrationPayload);
Debug.WriteLine("registration result:" + result);
registrationXml.LoadXml(result);
//location = client.ResponseHeaders["Content-Location"];
}
ProcessXmlRegistration(registration, registrationXml);
return registration;
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
throw;
}
}
private List<Registration> ProcessXmlRegistrations(string pnsToken, XmlDocument registrationsXml)
{
var registrations = new List<Registration>();
var registrationXml = new XmlDocument();
foreach (XmlNode entry in registrationsXml.GetElementsByTagName("entry"))
{
var registration = new Registration(pnsToken, Path);
registrationXml.LoadXml(entry.OuterXml);
ProcessXmlRegistration(registration, registrationXml);
registrations.Add(registration);
}
return registrations;
}
private void ProcessXmlRegistration(Registration registration, XmlDocument registrationXml)
{
/*
<entry a:etag="W/"1"" xmlns="http://www.w3.org/2005/Atom" xmlns:a="http://schemas.microsoft.com/ado/2007/08/dataservices/metadata">
<id>https://blogdemo.servicebus.windows.net/myhub/registrations/3750328172024393254-9075900229351105338?api-version=2013-04</id>
<title type="text">3750328172024393254-9075900229351105338</title>
<published>2013-07-11T13:26:57Z</published>
<updated>2013-07-11T13:26:57Z</updated>
<link rel="self" href="https://blogdemo.servicebus.windows.net/myhub/registrations/3750328172024393254-9075900229351105338?api-version=2013-04" />
<content type="application/xml">
<WindowsRegistrationDescription xmlns="http://schemas.microsoft.com/netservices/2010/10/servicebus/connect" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
<ETag>1</ETag>
<ExpirationTime>2013-10-09T13:26:57.704Z</ExpirationTime>
<RegistrationId>3750328172024393254-9075900229351105338</RegistrationId>
<ChannelUri>https://db3.notify.windows.com/?token=AgYAAAAMPgO7SXlTLbPKhpM34G%2beIqsZJYuT4pylZiloHUm3%2fVnWxotWlMdOLUhiHPeckuYZ6EAGDuQ2gznwsfkXLSUFSuzO3R1HmUuyy48PH%2f6yQoWUNc8zWIJaey0Cytef6p4%3d</ChannelUri>
</WindowsRegistrationDescription>
</content>
</entry>
*
<entry a:etag="W/"1"" xmlns:a="http://schemas.microsoft.com/ado/2007/08/dataservices/metadata" xmlns="http://www.w3.org/2005/Atom">
<id>https://blogdemo.servicebus.windows.net/myhub/tags/Both/registrations/280030996932335216-2707426160592076072?api-version=2013-04</id>
<title type="text">280030996932335216-2707426160592076072</title>
<published>2013-07-17T09:59:51Z</published>
<updated>2013-07-17T09:59:51Z</updated>
<link rel="self" href="https://blogdemo.servicebus.windows.net/myhub/tags/Both/registrations/280030996932335216-2707426160592076072?api-version=2013-04" />
<content type="application/xml">
<AppleRegistrationDescription xmlns="http://schemas.microsoft.com/netservices/2010/10/servicebus/connect" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
<ETag>1</ETag>
<ExpirationTime>2013-10-14T11:36:35.805Z</ExpirationTime>
<RegistrationId>280030996932335216-2707426160592076072</RegistrationId>
<Tags>Both,Toast</Tags>
<DeviceToken>0D5066BE84F13FE7D1A935A9922C9BCA0890C9FDF57DDD1DB4FD8642331184C2</DeviceToken>
</AppleRegistrationDescription></content>
</entry>
*/
DateTime dateTime;
registration.Raw = registrationXml.OuterXml;
var nodes = registrationXml.GetElementsByTagName("GcmRegistrationId");
if (nodes.Count > 0) registration.PnsToken = nodes[0].InnerText;
nodes = registrationXml.GetElementsByTagName("ETag");
if (nodes.Count > 0) registration.ETag = nodes[0].InnerText;
nodes = registrationXml.GetElementsByTagName("published");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.PublishedAt = dateTime;
nodes = registrationXml.GetElementsByTagName("updated");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.UpdatedAt = dateTime;
nodes = registrationXml.GetElementsByTagName("ExpirationTime");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
registration.ExpiresAt = dateTime;
nodes = registrationXml.GetElementsByTagName("RegistrationId");
if (nodes.Count > 0) registration.RegistrationId = nodes[0].InnerText;
nodes = registrationXml.GetElementsByTagName("Tags");
registration.Tags = nodes.Count > 0 ? nodes[0].InnerText.Split(',') : null;
nodes = registrationXml.GetElementsByTagName("BodyTemplate");
registration.BodyTemplate = nodes.Count > 0 ? nodes[0].InnerText : null;
nodes = registrationXml.GetElementsByTagName("TemplateName");
registration.TemplateName = nodes.Count > 0 ? nodes[0].InnerText : null;
}
private string BuildCreatePayload(Registration registration)
{
string registrationPayload;
var tagstring = String.Empty;
if (registration.Tags != null)
{
tagstring = "<Tags>" + String.Join(",", registration.Tags) + "</Tags>";
}
if (!String.IsNullOrEmpty(registration.BodyTemplate))
{
registrationPayload = String.Format(
ApnsTemplateCreate,
tagstring,
registration.PnsToken,
registration.BodyTemplate,
registration.TemplateName,
registration.ApnsExpiry.HasValue
? "<Expiry>" + registration.ApnsExpiry.Value.TotalSeconds.ToString(CultureInfo.InvariantCulture) + "</Expiry>"
: "");
}
else // native
{
registrationPayload = String.Format(
ApnsNativeCreate,
tagstring,
registration.PnsToken);
}
return registrationPayload;
}
public Task <Registration> RegisterAsync(Registration registration)
{
return(Register(registration));
}
public Task <Registration> GetRegistrationAsync(Registration registration)
{
return(ReadRegistration(registration));
}
private string BuildCreatePayload(Registration registration)
{
return String.Empty;
}
private async Task DeleteRegistration(Registration registration)
{
try
{
if (String.IsNullOrEmpty(registration.RegistrationId))
throw new ArgumentNullException("registration");
if (String.IsNullOrEmpty(registration.RegistrationId))
throw new ArgumentException("RegistrationId missing.", "registration");
var serverUrl = _endpoint + '/' + Path + "/registrations/" + registration.RegistrationId + "?api-version=2013-04";
Debug.WriteLine("url:" + serverUrl);
using (var client = new WebClient())
{
AddWebClientHeaders(client, serverUrl);
client.Headers.Add(
"If-Match",
String.IsNullOrEmpty(registration.ETag) ? "*" : registration.ETag);
await client.UploadStringTaskAsync(serverUrl, "DELETE", "");
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
throw;
}
}
public Task<Registration> RegisterAsync(Registration registration)
{
return Register(registration);
}
public Task UnregisterAsync(Registration registration)
{
try
{
if (String.IsNullOrEmpty(registration.RegistrationId))
throw new ArgumentNullException("registration");
if (String.IsNullOrEmpty(registration.RegistrationId))
throw new ArgumentException("RegistrationId missing.", "registration");
registration.ETag = "*";
return DeleteRegistration(registration);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
throw;
}
}
public Task<Registration> GetRegistrationAsync(Registration registration)
{
return ReadRegistration(registration);
}
private async Task<Registration> Register(Registration registration)
{
var localRegistration = LoadRegistrationFromLocal(registration.TemplateName);
var forceCreate = false;
if (localRegistration != null) {
try {
localRegistration.ETag = "*";
registration = await UpdateRegistration (localRegistration);
} catch (WebException ex) {
if (((HttpWebResponse)ex.Response).StatusCode == HttpStatusCode.NotFound)
forceCreate = true;
else
throw ex;
}
}
if (localRegistration == null || forceCreate)
registration = await CreateRegistration(registration);
StoreRegistrationToLocal(registration);
return registration;
}
private string BuildCreatePayload(Registration registration)
{
/*
assuming:
tags,
channelUri
if template registration:
assumes bodyTemplate AND wnsHeaders
*/
string registrationPayload;
var tagstring = String.Empty;
if (registration.Tags != null)
{
tagstring = "<Tags>" + String.Join(",", registration.Tags) + "</Tags>";
}
if (!String.IsNullOrEmpty(registration.BodyTemplate))
{
registrationPayload = String.Format(
GcmTemplateCreate,
tagstring,
registration.PnsToken,
registration.BodyTemplate,
registration.TemplateName);
}
else // native
{
registrationPayload = String.Format(
GcmNativeCreate,
tagstring,
registration.PnsToken);
}
return registrationPayload;
}
private void ProcessXmlRegistration(Registration registration, XmlDocument registrationXml)
{
DateTime dateTime;
double expiry;
registration.Raw = registrationXml.OuterXml;
var nodes = registrationXml.GetElementsByTagName("DeviceToken");
if (nodes.Count > 0)
{
registration.PnsToken = nodes[0].InnerText;
}
nodes = registrationXml.GetElementsByTagName("ETag");
if (nodes.Count > 0)
{
registration.ETag = nodes[0].InnerText;
}
nodes = registrationXml.GetElementsByTagName("published");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
{
registration.PublishedAt = dateTime;
}
nodes = registrationXml.GetElementsByTagName("updated");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
{
registration.UpdatedAt = dateTime;
}
nodes = registrationXml.GetElementsByTagName("ExpirationTime");
if (nodes.Count > 0 && DateTime.TryParse(nodes[0].InnerText, out dateTime))
{
registration.ExpiresAt = dateTime;
}
nodes = registrationXml.GetElementsByTagName("RegistrationId");
if (nodes.Count > 0)
{
registration.RegistrationId = nodes[0].InnerText;
}
nodes = registrationXml.GetElementsByTagName("Tags");
registration.Tags = nodes.Count > 0 ? nodes[0].InnerText.Split(',') : new string[0];
nodes = registrationXml.GetElementsByTagName("BodyTemplate");
registration.BodyTemplate = nodes.Count > 0 ? nodes[0].InnerText : null;
nodes = registrationXml.GetElementsByTagName("TemplateName");
registration.TemplateName = nodes.Count > 0 ? nodes[0].InnerText : null;
nodes = registrationXml.GetElementsByTagName("Expiry");
if (nodes.Count > 0 && double.TryParse(nodes[0].InnerText, out expiry))
{
registration.ApnsExpiry = TimeSpan.FromSeconds(expiry);
}
else
{
registration.ApnsExpiry = null;
}
}