/// <summary>
/// Called when a GNTP request is successfully parsed and no errors are found.
/// </summary>
/// <param name="request">The <see cref="GNTPRequest"/>.</param>
protected void OnMessageParsed(GNTPRequest request)
{
if (this.MessageParsed != null)
{
this.MessageParsed(request);
}
}
/// <summary>
/// Handles the requestReader's <see cref="GNTPRequestReader.MessageParsed"/> event
/// </summary>
/// <param name="request">The parsed <see cref="GNTPRequest"/></param>
void requestReader_MessageParsed(GNTPRequest request)
{
this.request = request;
OnMessageParsed(this.socket);
}
/// <summary>
/// Called when the request is successfully parsed.
/// </summary>
private void OnMessageParsed()
{
// handle callback context
CallbackContext context = null;
if (!String.IsNullOrEmpty(this.callbackData) && !String.IsNullOrEmpty(this.callbackDataType) && String.IsNullOrEmpty(this.callbackUrl))
{
context = new CallbackContext(this.callbackData, this.callbackDataType);
}
else if (!String.IsNullOrEmpty(this.callbackUrl))
{
context = new CallbackContext(this.callbackUrl);
}
if (this.MessageParsed != null)
{
GNTPRequest request = new GNTPRequest(this.version, this.directive, this.key, this.headers, this.applicationName, this.notificationsToBeRegistered, context);
this.MessageParsed(request);
}
else
{
// no handler - return some kind of error? (this should never really happen)
OnError(ErrorCode.INTERNAL_SERVER_ERROR, ErrorDescription.INTERNAL_SERVER_ERROR);
}
}
/// <summary>
/// Handles the parser's <see cref="GNTPParser.MessageParsed"/> event
/// </summary>
/// <param name="request">The parsed <see cref="GNTPRequest"/></param>
void parser_MessageParsed(GNTPRequest request)
{
CleanUp();
this.DecryptedData = parser.DecryptedRequest;
this.OnMessageParsed(request);
}
/// <summary>
/// Writes back the GNTP response to the requesting application
/// </summary>
/// <param name="cbInfo">The <see cref="CallbackInfo"/> associated with the response</param>
/// <param name="response">The <see cref="Response"/> to be written back</param>
public void WriteResponse(CallbackInfo cbInfo, Response response)
{
if (!cbInfo.AlreadyResponded)
{
cbInfo.AlreadyResponded = true;
MessageHandler mh = cbInfo.MessageHandler;
GNTPRequest request = mh.Request;
ResponseType responseType = ResponseType.ERROR;
if (response != null)
{
if (response.IsCallback)
{
responseType = ResponseType.CALLBACK;
}
else if (response.IsOK)
{
responseType = ResponseType.OK;
}
}
else
{
response = new Response(ErrorCode.INTERNAL_SERVER_ERROR, ErrorDescription.INTERNAL_SERVER_ERROR);
}
if (cbInfo.AdditionalInfo != null)
{
foreach (KeyValuePair <string, string> item in cbInfo.AdditionalInfo)
{
response.CustomTextAttributes.Add(item.Key, item.Value);
}
}
AddServerHeaders(response);
MessageBuilder mb = new MessageBuilder(responseType);
HeaderCollection responseHeaders = response.ToHeaders();
foreach (Header header in responseHeaders)
{
mb.AddHeader(header);
}
// return any application-specific data headers that were received
RequestData rd = RequestData.FromHeaders(request.Headers);
AddRequestData(mb, rd);
mh.WriteResponse(mb, true);
}
}
/// <summary>
/// Called when the request is successfully parsed.
/// </summary>
private void OnMessageParsed()
{
// handle callback context
CallbackContext context = null;
if (!String.IsNullOrEmpty(this.callbackData) && !String.IsNullOrEmpty(this.callbackDataType) && String.IsNullOrEmpty(this.callbackUrl))
context = new CallbackContext(this.callbackData, this.callbackDataType);
else if (!String.IsNullOrEmpty(this.callbackUrl))
context = new CallbackContext(this.callbackUrl);
if (this.MessageParsed != null)
{
GNTPRequest request = new GNTPRequest(this.version, this.directive, this.key, this.headers, this.applicationName, this.notificationsToBeRegistered, context);
this.MessageParsed(request);
}
else
{
// no handler - return some kind of error? (this should never really happen)
OnError(ErrorCode.INTERNAL_SERVER_ERROR, ErrorDescription.INTERNAL_SERVER_ERROR);
}
}
/// <summary>
/// Handles the requestReader's <see cref="GNTPRequestReader.MessageParsed"/> event
/// </summary>
/// <param name="request">The parsed <see cref="GNTPRequest"/></param>
void requestReader_MessageParsed(GNTPRequest request)
{
this.request = request;
OnMessageParsed(this.socket);
}
/// <summary>
/// Handles the parser's <see cref="GNTPParser.MessageParsed"/> event
/// </summary>
/// <param name="request">The parsed <see cref="GNTPRequest"/></param>
void parser_MessageParsed(GNTPRequest request)
{
CleanUp();
this.DecryptedData = parser.DecryptedRequest;
this.OnMessageParsed(request);
}
/// <summary>
/// Called when a GNTP request is successfully parsed and no errors are found.
/// </summary>
/// <param name="request">The <see cref="GNTPRequest"/>.</param>
protected void OnMessageParsed(GNTPRequest request)
{
if (this.MessageParsed != null)
{
this.MessageParsed(request);
}
}
/// <summary>
/// Handles the parsed message after it is received
/// </summary>
/// <param name="obj">The <see cref="MessageHandler"/> object that parsed the message</param>
private void HandleParsedMessage(object obj)
{
MessageHandler mh = (MessageHandler)obj;
GNTPRequest request = mh.Request;
try
{
Response response = null;
switch (request.Directive)
{
case RequestType.REGISTER:
Application application = Application.FromHeaders(request.Headers);
List <NotificationType> notificationTypes = new List <NotificationType>();
for (int i = 0; i < request.NotificationsToBeRegistered.Count; i++)
{
HeaderCollection headers = request.NotificationsToBeRegistered[i];
notificationTypes.Add(NotificationType.FromHeaders(headers));
}
response = this.OnRegisterReceived(application, notificationTypes, mh.RequestInfo);
break;
case RequestType.NOTIFY:
Notification notification = Notification.FromHeaders(request.Headers);
mh.CallbackInfo.NotificationID = notification.ID;
response = this.OnNotifyReceived(notification, mh.CallbackInfo, mh.RequestInfo);
break;
case RequestType.SUBSCRIBE:
Subscriber subscriber = Subscriber.FromHeaders(request.Headers);
subscriber.IPAddress = mh.Socket.RemoteAddress.ToString();
subscriber.Key = new SubscriberKey(request.Key, subscriber.ID, request.Key.HashAlgorithm, request.Key.EncryptionAlgorithm);
response = this.OnSubscribeReceived(subscriber, mh.RequestInfo);
break;
}
ResponseType responseType = ResponseType.ERROR;
if (response != null && response.IsOK)
{
responseType = ResponseType.OK;
response.InResponseTo = request.Directive.ToString();
}
// no response
if (response == null)
{
response = new Response(ErrorCode.INTERNAL_SERVER_ERROR, ErrorDescription.INTERNAL_SERVER_ERROR);
}
AddServerHeaders(response);
MessageBuilder mb = new MessageBuilder(responseType);
HeaderCollection responseHeaders = response.ToHeaders();
foreach (Header header in responseHeaders)
{
mb.AddHeader(header);
}
// return any application-specific data headers that were received
RequestData rd = RequestData.FromHeaders(request.Headers);
AddRequestData(mb, rd);
bool requestComplete = !mh.CallbackInfo.ShouldKeepConnectionOpen();
mh.WriteResponse(mb, requestComplete);
}
catch (GrowlException gEx)
{
mh.WriteError(gEx.ErrorCode, gEx.Message, gEx.AdditionalInfo);
}
catch (Exception ex)
{
mh.WriteError(ErrorCode.INTERNAL_SERVER_ERROR, ex.Message);
}
}
