protected override IReceiveFilter <StringPackageInfo> GetBodyReceiveFilter(HttpHeaderInfo header, int headerSize)
{
var session = AppContext.CurrentSession;
var websocketContext = new WebSocketContext(session, header);
var secWebSocketVersion = header.Get(WebSocketConstant.SecWebSocketVersion);
IReceiveFilter <StringPackageInfo> handshakeReceiveFilter = null;
if (secWebSocketVersion == RFC6455_VERSION)
{
handshakeReceiveFilter = new Rfc6455ReceiveFilter();
}
else if (secWebSocketVersion == HYBI10_VERSION)
{
handshakeReceiveFilter = new DraftHybi10ReceiveFilter();
}
else
{
handshakeReceiveFilter = new DraftHybi00ReceiveFilter();
}
var handshakeHandler = handshakeReceiveFilter as IHandshakeHandler;
if (handshakeHandler != null)
{
handshakeHandler.Handshake(session, header);
}
return(handshakeReceiveFilter);
}
protected override IReceiveFilter <HttpPackageInfo> GetBodyReceiveFilter(HttpHeaderInfo header, int headerSize)
{
var contentLength = 0;
if (int.TryParse(header.Get(HttpHeaderKey.ContentLength), out contentLength) && contentLength > 0)
{
return(new HttpBodyReceiveFilter(header, headerSize, contentLength));
}
if (contentLength > 0)
{
return(new HttpBodyReceiveFilter(header, headerSize, contentLength));
}
return(null);
}
protected override IReceiveFilter <HttpPackageInfo> GetBodyReceiveFilter(HttpHeaderInfo header, int headerSize)
{
var contentLength = 0;
var strContentLength = header.Get("Content-Length");
if (string.IsNullOrEmpty(strContentLength))
{
contentLength = -1;
}
else
{
contentLength = int.Parse(strContentLength);
}
if (contentLength > 0)
{
var totalLength = headerSize + contentLength;
return(new HttpBodyReceiveFilter(header, totalLength, headerSize));
}
return(new HttpChunkReceiveFilter(header, new StringBuilder()));
}
