private void Process()
{
while (_running)
{
try
{
var ea = _consumer.Queue.Dequeue();
var body = ea.Body;
var message = Encoding.UTF8.GetString(body);
//var routingKey = ea.RoutingKey;
try
{
var data = DataMessage.Deserialize(message);
_handler.OnReceive(data);
}
catch (Exception)
{
// TODO Handle exceptions
}
// TODO use notifications
//Console.WriteLine(" [x] Received '{0}': with key :'{1}'", routingKey, text.Key);
}
catch (EndOfStreamException)
{
// Try to reconnect
Disconnect();
Connect(_filter);
}
}
}
internal void ProcessRequest()
{
var slideNameKey = "BSLIDE";
var slideCartNameKey = "SLIDE";
try
{
string responseString = "";
// Manage Encoding
_context.Response.ContentEncoding = _context.Request.ContentEncoding;
// Set CM Server Headers
_context.Response.Headers.Add("Server", "EBU Content Manager");
if (_context.Request.HttpMethod == "GET")
{
// GET Request
var kvStore = _context.Request.QueryString;
switch (RawUrlToCMCommand(_context.Request.RawUrl))
{
case CMCommand.Update:
case CMCommand.IceCast:
{
var dm = CreateGlobalDataMessage(kvStore);
_handler.UpdateGlobalData(dm);
_context.Response.StatusCode = 200;
responseString = "Ok.";
}
break;
case CMCommand.Change:
{
if (kvStore.AllKeys.Contains(slideNameKey))
{
var slideName = kvStore[slideNameKey];
_handler.BroadcastSlide(slideName);
_context.Response.StatusCode = 200;
responseString = "Ok.";
}
else
{
_context.Response.StatusCode = 502;
responseString = "Missing BSLIDE parameter.";
}
}
break;
case CMCommand.UpdateAndBroadcast:
{
if (kvStore.AllKeys.Contains(slideNameKey))
{
var dm = CreateGlobalDataMessage(kvStore);
_handler.UpdateGlobalData(dm);
var slideName = kvStore[slideNameKey];
_handler.BroadcastSlide(slideName);
_context.Response.StatusCode = 200;
responseString = "Ok.";
}
else
{
_context.Response.StatusCode = 502;
responseString = "Missing BSLIDE parameter.";
}
}
break;
case CMCommand.Load:
{
if (kvStore.AllKeys.Contains(slideCartNameKey + "1"))
{
_handler.ClearActiveCart();
var slideList = new List <string>();
var i = 1;
while (!string.IsNullOrEmpty(slideCartNameKey + i))
{
slideList.Add(slideCartNameKey + i);
++i;
}
_handler.AddSlides(slideList);
_context.Response.StatusCode = 200;
responseString = "Ok.";
}
else
{
_context.Response.StatusCode = 502;
responseString = "Missing at least SLIDE1 parameter.";
}
}
break;
// TODO Add additional commands
default:
_context.Response.StatusCode = 404;
responseString = "GET Requests generally are not supported.";
break;
}
// TODO For Future use of status return
//_context.Response.ContentType = "application/json";
//_context.Response.StatusCode = 200;
//responseString = ""; //GetJSONStatus();
// Write Response
var buffer = _context.Request.ContentEncoding.GetBytes(responseString);
_context.Response.Close(buffer, false);
}
else if (_context.Request.HttpMethod == "POST")
{
if (_context.Request.HasEntityBody)
{
try
{
// Read Incoming Content
var body = _context.Request.InputStream;
var reader = new StreamReader(body, _context.Request.ContentEncoding);
var requestString = reader.ReadToEnd();
body.Close();
reader.Close();
// Handle the Incoming Content
var data = DataMessage.Deserialize(requestString);
// Dispatch Data
_handler.OnReceive(data);
// Responses
_context.Response.ContentType = "application/json";
responseString = "{\"status\":\"ok\",\"receivedtype\":\"" + data.DataType +
"\",\"receiveddatacount\":" + data.Data.Count + "}";
// Write Response
var buffer = _context.Request.ContentEncoding.GetBytes(responseString);
_context.Response.StatusCode = 200;
_context.Response.Close(buffer, false);
}
catch (Exception e)
{
// TODO Log this
_context.Response.StatusCode = 500;
var buffer = _context.Request.ContentEncoding.GetBytes("Error occured.\n" + e.Message);
_context.Response.Close(buffer, false);
}
}
else
{
_context.Response.StatusCode = 400;
var buffer = _context.Request.ContentEncoding.GetBytes("POST should contain body content.");
_context.Response.Close(buffer, false);
}
}
else
{
// Generally Unsupported Method
_context.Response.StatusCode = 406;
var buffer = _context.Request.ContentEncoding.GetBytes(_context.Request.HttpMethod + " method not supported.");
_context.Response.Close(buffer, false);
}
}
catch (Exception ex)
{
// TODO Log this
try
{
_context.Response.StatusCode = 500;
var buffer = _context.Request.ContentEncoding.GetBytes("Error occured. " + ex.Message);
_context.Response.Close(buffer, false);
}
catch (Exception)
{
// TODO Log
}
}
}
