public PollServiceTextureEventArgs(UUID pId, Scene scene) :
base(null, "", null, null, null, pId, int.MaxValue)
{
m_scene = scene;
// x is request id, y is userid
HasEvents = (x, y) =>
{
lock (responses)
{
bool ret = m_throttler.hasEvents(x, responses);
return(ret);
}
};
GetEvents = (x, y) =>
{
lock (responses)
{
try
{
return(responses[x].response);
}
finally
{
responses.Remove(x);
m_throttler.PassTime();
}
}
};
// x is request id, y is request data hashtable
Request = (x, y) =>
{
aPollRequest reqinfo = new aPollRequest();
reqinfo.thepoll = this;
reqinfo.reqID = x;
reqinfo.request = y;
reqinfo.send503 = false;
lock (responses)
{
if (responses.Count > 0)
{
if (m_queue.Count() >= 4)
{
// Never allow more than 4 fetches to wait
reqinfo.send503 = true;
}
}
}
m_queue.Enqueue(reqinfo);
m_throttler.PassTime();
};
// this should never happen except possible on shutdown
NoEvents = (x, y) =>
{
/*
* lock (requests)
* {
* Hashtable request = requests.Find(id => id["RequestID"].ToString() == x.ToString());
* requests.Remove(request);
* }
*/
Hashtable response = new Hashtable();
response["int_response_code"] = 500;
response["str_response_string"] = "Script timeout";
response["content_type"] = "text/plain";
response["keepalive"] = false;
response["reusecontext"] = false;
return(response);
};
}
public void Process(APollRequest requestinfo)
{
Hashtable response;
UUID requestID = requestinfo.reqID;
if (m_scene.ShuttingDown)
{
return;
}
lock (responses)
{
lock (dropedResponses)
{
if (dropedResponses.Contains(requestID))
{
dropedResponses.Remove(requestID);
return;
}
}
if (requestinfo.send503)
{
response = new Hashtable();
response["int_response_code"] = 503;
response["str_response_string"] = "Throttled";
response["content_type"] = "text/plain";
response["keepalive"] = false;
response["reusecontext"] = false;
Hashtable headers = new Hashtable();
headers["Retry-After"] = 30;
response["headers"] = headers;
responses[requestID] = new APollResponse()
{
bytes = 0, response = response
};
return;
}
// If the avatar is gone, don't bother to get the texture
if (m_scene.GetScenePresence(Id) == null)
{
response = new Hashtable();
response["int_response_code"] = 500;
response["str_response_string"] = "Script timeout";
response["content_type"] = "text/plain";
response["keepalive"] = false;
responses[requestID] = new APollResponse()
{
bytes = 0, response = response
};
return;
}
}
response = m_getTextureHandler.Handle(requestinfo.request);
lock (responses)
{
lock (dropedResponses)
{
if (dropedResponses.Contains(requestID))
{
dropedResponses.Remove(requestID);
m_throttler.PassTime();
return;
}
}
responses[requestID] = new APollResponse()
{
bytes = (int)response["int_bytes"],
response = response
};
}
m_throttler.PassTime();
}