static void responseCallback(IAsyncResult result)
{
var msg = new C2dmMessage();
try
{
var asyncParam = result.AsyncState as C2dmAsyncParameters;
msg = asyncParam.Message;
try
{
asyncParam.WebResponse = asyncParam.WebRequest.EndGetResponse(result) as HttpWebResponse;
processResponseOk(asyncParam);
}
catch (WebException wex)
{
asyncParam.WebResponse = wex.Response as HttpWebResponse;
processResponseError(asyncParam);
}
}
catch (Exception ex)
{
if (UnhandledException != null)
{
UnhandledException(msg, ex);
}
else
{
throw ex;
}
}
}
static void send(C2dmMessage msg, string googleLoginAuthorizationToken, string senderID, string applicationID)
{
C2dmMessageTransportResponse result = new C2dmMessageTransportResponse();
result.Message = msg;
var postData = msg.GetPostData();
var webReq = (HttpWebRequest)WebRequest.Create(C2DM_SEND_URL);
//webReq.ContentLength = postData.Length;
webReq.Method = "POST";
webReq.ContentType = "application/x-www-form-urlencoded";
webReq.UserAgent = "C2DM-Sharp (version: 1.0)";
webReq.Headers.Add("Authorization: GoogleLogin auth=" + googleLoginAuthorizationToken);
webReq.BeginGetRequestStream(new AsyncCallback(requestStreamCallback), new C2dmAsyncParameters()
{
WebRequest = webReq,
WebResponse = null,
Message = msg,
GoogleAuthToken = googleLoginAuthorizationToken,
SenderId = senderID,
ApplicationId = applicationID
});
}
public static void Send(C2dmMessage msg, string googleLoginAuthorizationToken, string senderID, string applicationID)
{
try
{
send(msg, googleLoginAuthorizationToken, senderID, applicationID);
}
catch (Exception ex)
{
if (UnhandledException != null)
UnhandledException(msg, ex);
else
throw ex;
}
}
public static void Send(C2dmMessage msg, string googleLoginAuthorizationToken, string senderID, string applicationID)
{
try
{
send(msg, googleLoginAuthorizationToken, senderID, applicationID);
}
catch (Exception ex)
{
if (UnhandledException != null)
{
UnhandledException(msg, ex);
}
else
{
throw ex;
}
}
}
static void requestStreamCallback(IAsyncResult result)
{
var msg = new C2dmMessage();
try
{
var asyncParam = result.AsyncState as C2dmAsyncParameters;
msg = asyncParam.Message;
if (asyncParam != null)
{
var wrStream = asyncParam.WebRequest.EndGetRequestStream(result);
using (var webReqStream = new StreamWriter(wrStream))
{
var data = asyncParam.Message.GetPostData();
webReqStream.Write(data);
webReqStream.Close();
}
try
{
asyncParam.WebRequest.BeginGetResponse(new AsyncCallback(responseCallback), asyncParam);
}
catch (WebException wex)
{
asyncParam.WebResponse = wex.Response as HttpWebResponse;
processResponseError(asyncParam);
}
}
}
catch (Exception ex)
{
if (UnhandledException != null)
{
UnhandledException(msg, ex);
}
else
{
throw ex;
}
}
}
/// <summary>
/// Queues a new C2DM Message to be sent
/// </summary>
/// <param name="msg">Constructed C2dmMessage parameter</param>
public void QueueMessage(C2dmMessage msg)
{
messages.Add(msg);
//messages.Enqueue(msg);
}
static C2dmMessageTransportResponse send(C2dmMessage msg, string googleLoginAuthorizationToken, string senderID, string applicationID)
{
C2dmMessageTransportResponse result = new C2dmMessageTransportResponse();
result.Message = msg;
var postData = msg.GetPostData();
var webReq = (HttpWebRequest)WebRequest.Create(C2DM_SEND_URL);
//webReq.ContentLength = postData.Length;
webReq.Method = "POST";
webReq.ContentType = "application/x-www-form-urlencoded";
webReq.UserAgent = "C2DM-Sharp (version: 1.0)";
webReq.Headers.Add("Authorization: GoogleLogin auth=" + googleLoginAuthorizationToken);
using (var webReqStream = new StreamWriter(webReq.GetRequestStream(), Encoding.ASCII))
{
webReqStream.Write(postData);
webReqStream.Close();
}
try
{
var webResp = webReq.GetResponse() as HttpWebResponse;
if (webResp != null)
{
result.ResponseStatus = MessageTransportResponseStatus.Ok;
//Check for an updated auth token and store it here if necessary
var updateClientAuth = webResp.GetResponseHeader("Update-Client-Auth");
if (!string.IsNullOrEmpty(updateClientAuth) && C2dmMessageTransport.UpdateGoogleClientAuthToken != null)
UpdateGoogleClientAuthToken(updateClientAuth);
//Get the response body
var responseBody = "Error=";
try { responseBody = (new StreamReader(webResp.GetResponseStream())).ReadToEnd(); }
catch { }
//Handle the type of error
if (responseBody.StartsWith("Error="))
{
var wrErr = responseBody.Substring(responseBody.IndexOf("Error=") + 6);
switch (wrErr.ToLower().Trim())
{
case "quotaexceeded":
result.ResponseStatus = MessageTransportResponseStatus.QuotaExceeded;
break;
case "devicequotaexceeded":
result.ResponseStatus = MessageTransportResponseStatus.DeviceQuotaExceeded;
break;
case "invalidregistration":
result.ResponseStatus = MessageTransportResponseStatus.InvalidRegistration;
break;
case "notregistered":
result.ResponseStatus = MessageTransportResponseStatus.NotRegistered;
break;
case "messagetoobig":
result.ResponseStatus = MessageTransportResponseStatus.MessageTooBig;
break;
case "missingcollapsekey":
result.ResponseStatus = MessageTransportResponseStatus.MissingCollapseKey;
break;
default:
result.ResponseStatus = MessageTransportResponseStatus.Error;
break;
}
throw new MessageTransportException(wrErr, result);
}
else
{
//Get the message ID
if (responseBody.StartsWith("id="))
result.MessageId = responseBody.Substring(3).Trim();
}
}
}
catch (WebException webEx)
{
var webResp = webEx.Response as HttpWebResponse;
if (webResp != null)
{
if (webResp.StatusCode == HttpStatusCode.Unauthorized)
{
//401 bad auth token
result.ResponseCode = MessageTransportResponseCode.InvalidAuthToken;
result.ResponseStatus = MessageTransportResponseStatus.Error;
throw new InvalidAuthenticationTokenTransportException(result);
}
else if (webResp.StatusCode == HttpStatusCode.ServiceUnavailable)
{
//First try grabbing the retry-after header and parsing it.
TimeSpan retryAfter = new TimeSpan(0, 0, 120);
var wrRetryAfter = webResp.GetResponseHeader("Retry-After");
if (!string.IsNullOrEmpty(wrRetryAfter))
{
DateTime wrRetryAfterDate = DateTime.UtcNow;
if (DateTime.TryParse(wrRetryAfter, out wrRetryAfterDate))
retryAfter = wrRetryAfterDate - DateTime.UtcNow;
else
{
int wrRetryAfterSeconds = 120;
if (int.TryParse(wrRetryAfter, out wrRetryAfterSeconds))
retryAfter = new TimeSpan(0,0, wrRetryAfterSeconds);
}
}
//503 exponential backoff, get retry-after header
result.ResponseCode = MessageTransportResponseCode.ServiceUnavailable;
result.ResponseStatus = MessageTransportResponseStatus.Error;
throw new ServiceUnavailableTransportException(retryAfter, result);
}
}
}
return result;
}
public static C2dmMessageTransportResponse Send(C2dmMessage msg, string googleLoginAuthorizationToken, string senderID, string applicationID)
{
return send(msg, googleLoginAuthorizationToken, senderID, applicationID);
}
static void responseCallback(IAsyncResult result)
{
var msg = new C2dmMessage();
try
{
var asyncParam = result.AsyncState as C2dmAsyncParameters;
msg = asyncParam.Message;
try
{
asyncParam.WebResponse = asyncParam.WebRequest.EndGetResponse(result) as HttpWebResponse;
processResponseOk(asyncParam);
}
catch (WebException wex)
{
asyncParam.WebResponse = wex.Response as HttpWebResponse;
processResponseError(asyncParam);
}
}
catch (Exception ex)
{
if (UnhandledException != null)
UnhandledException(msg, ex);
else
throw ex;
}
}
static void send(C2dmMessage msg, string googleLoginAuthorizationToken, string senderID, string applicationID)
{
C2dmMessageTransportResponse result = new C2dmMessageTransportResponse();
result.Message = msg;
var postData = msg.GetPostData();
var webReq = (HttpWebRequest)WebRequest.Create(C2DM_SEND_URL);
//webReq.ContentLength = postData.Length;
webReq.Method = "POST";
webReq.ContentType = "application/x-www-form-urlencoded";
webReq.UserAgent = "C2DM-Sharp (version: 1.0)";
webReq.Headers.Add("Authorization: GoogleLogin auth=" + googleLoginAuthorizationToken);
webReq.BeginGetRequestStream(new AsyncCallback(requestStreamCallback), new C2dmAsyncParameters()
{
WebRequest = webReq,
WebResponse = null,
Message = msg,
GoogleAuthToken = googleLoginAuthorizationToken,
SenderId = senderID,
ApplicationId = applicationID
});
}
static void requestStreamCallback(IAsyncResult result)
{
var msg = new C2dmMessage();
try
{
var asyncParam = result.AsyncState as C2dmAsyncParameters;
msg = asyncParam.Message;
if (asyncParam != null)
{
var wrStream = asyncParam.WebRequest.EndGetRequestStream(result);
using (var webReqStream = new StreamWriter(wrStream))
{
var data = asyncParam.Message.GetPostData();
webReqStream.Write(data);
webReqStream.Close();
}
try
{
asyncParam.WebRequest.BeginGetResponse(new AsyncCallback(responseCallback), asyncParam);
}
catch (WebException wex)
{
asyncParam.WebResponse = wex.Response as HttpWebResponse;
processResponseError(asyncParam);
}
}
}
catch (Exception ex)
{
if (UnhandledException != null)
UnhandledException(msg, ex);
else
throw ex;
}
}
private void messageTransportWork(object state)
{
var cancelToken = (CancellationToken)state;
while (!cancelToken.IsCancellationRequested)
{
bool sentWaitNotice = false;
//Check to see if we should be waiting
while (DateTime.UtcNow < waitUntil && !cancelToken.IsCancellationRequested)
{
//Check if we've sent notice that we're waiting this time yet or not
// and send notice if not
if (!sentWaitNotice && this.Waiting != null && !cancelToken.IsCancellationRequested)
{
sentWaitNotice = true;
this.Waiting(waitUntil);
}
for (int i = 0; i < 10; i++)
{
if (!cancelToken.IsCancellationRequested)
{
break;
}
System.Threading.Thread.Sleep(100);
}
}
C2dmMessage toSend = null;
//if (messages.TryDequeue(out toSend))
try
{
if (cancelToken.IsCancellationRequested || (toSend = messages.Take(cancelToken)) == null)
{
continue;
}
}
catch (OperationCanceledException)
{
continue;
}
try
{
var result = C2dmMessageTransport.Send(toSend, this.googleAuthToken, this.SenderID, this.ApplicationID);
if (this.MessageSuccess != null)
{
this.MessageSuccess(result);
}
//Reset the retry
if (lastRetryAfter.TotalSeconds > 0)
{
lastRetryAfter = new TimeSpan(0, 0, 0);
}
}
catch (ServiceUnavailableTransportException suEx)
{
//Enqueue the message again to resend later
QueueMessage(toSend);
//Backoff the last retry timespan + new one
lastRetryAfter += suEx.RetryAfter;
//Set the time to wait until
waitUntil = DateTime.UtcNow + lastRetryAfter;
}
catch (MessageTransportException mtEx)
{
if (this.MessageFailure != null)
{
this.MessageFailure(mtEx);
}
}
catch (Exception ex)
{
//TODO: Log Error
}
}
}
/// <summary>
/// Queues a new C2DM Message to be sent
/// </summary>
/// <param name="msg">Constructed C2dmMessage parameter</param>
public void QueueMessage(C2dmMessage msg)
{
messages.Add(msg);
//messages.Enqueue(msg);
}
static C2dmMessageTransportResponse send(C2dmMessage msg, string googleLoginAuthorizationToken, string senderID, string applicationID)
{
C2dmMessageTransportResponse result = new C2dmMessageTransportResponse();
result.Message = msg;
var postData = msg.GetPostData();
var webReq = (HttpWebRequest)WebRequest.Create(C2DM_SEND_URL);
//webReq.ContentLength = postData.Length;
webReq.Method = "POST";
webReq.ContentType = "application/x-www-form-urlencoded";
webReq.UserAgent = "C2DM-Sharp (version: 1.0)";
webReq.Headers.Add("Authorization: GoogleLogin auth=" + googleLoginAuthorizationToken);
using (var webReqStream = new StreamWriter(webReq.GetRequestStream(), Encoding.ASCII))
{
webReqStream.Write(postData);
webReqStream.Close();
}
try
{
var webResp = webReq.GetResponse() as HttpWebResponse;
if (webResp != null)
{
result.ResponseStatus = MessageTransportResponseStatus.Ok;
//Check for an updated auth token and store it here if necessary
var updateClientAuth = webResp.GetResponseHeader("Update-Client-Auth");
if (!string.IsNullOrEmpty(updateClientAuth) && C2dmMessageTransport.UpdateGoogleClientAuthToken != null)
{
UpdateGoogleClientAuthToken(updateClientAuth);
}
//Get the response body
var responseBody = "Error=";
try { responseBody = (new StreamReader(webResp.GetResponseStream())).ReadToEnd(); }
catch { }
//Handle the type of error
if (responseBody.StartsWith("Error="))
{
var wrErr = responseBody.Substring(responseBody.IndexOf("Error=") + 6);
switch (wrErr.ToLower().Trim())
{
case "quotaexceeded":
result.ResponseStatus = MessageTransportResponseStatus.QuotaExceeded;
break;
case "devicequotaexceeded":
result.ResponseStatus = MessageTransportResponseStatus.DeviceQuotaExceeded;
break;
case "invalidregistration":
result.ResponseStatus = MessageTransportResponseStatus.InvalidRegistration;
break;
case "notregistered":
result.ResponseStatus = MessageTransportResponseStatus.NotRegistered;
break;
case "messagetoobig":
result.ResponseStatus = MessageTransportResponseStatus.MessageTooBig;
break;
case "missingcollapsekey":
result.ResponseStatus = MessageTransportResponseStatus.MissingCollapseKey;
break;
default:
result.ResponseStatus = MessageTransportResponseStatus.Error;
break;
}
throw new MessageTransportException(wrErr, result);
}
else
{
//Get the message ID
if (responseBody.StartsWith("id="))
{
result.MessageId = responseBody.Substring(3).Trim();
}
}
}
}
catch (WebException webEx)
{
var webResp = webEx.Response as HttpWebResponse;
if (webResp != null)
{
if (webResp.StatusCode == HttpStatusCode.Unauthorized)
{
//401 bad auth token
result.ResponseCode = MessageTransportResponseCode.InvalidAuthToken;
result.ResponseStatus = MessageTransportResponseStatus.Error;
throw new InvalidAuthenticationTokenTransportException(result);
}
else if (webResp.StatusCode == HttpStatusCode.ServiceUnavailable)
{
//First try grabbing the retry-after header and parsing it.
TimeSpan retryAfter = new TimeSpan(0, 0, 120);
var wrRetryAfter = webResp.GetResponseHeader("Retry-After");
if (!string.IsNullOrEmpty(wrRetryAfter))
{
DateTime wrRetryAfterDate = DateTime.UtcNow;
if (DateTime.TryParse(wrRetryAfter, out wrRetryAfterDate))
{
retryAfter = wrRetryAfterDate - DateTime.UtcNow;
}
else
{
int wrRetryAfterSeconds = 120;
if (int.TryParse(wrRetryAfter, out wrRetryAfterSeconds))
{
retryAfter = new TimeSpan(0, 0, wrRetryAfterSeconds);
}
}
}
//503 exponential backoff, get retry-after header
result.ResponseCode = MessageTransportResponseCode.ServiceUnavailable;
result.ResponseStatus = MessageTransportResponseStatus.Error;
throw new ServiceUnavailableTransportException(retryAfter, result);
}
}
}
return(result);
}
public static C2dmMessageTransportResponse Send(C2dmMessage msg, string googleLoginAuthorizationToken, string senderID, string applicationID)
{
return(send(msg, googleLoginAuthorizationToken, senderID, applicationID));
}
