ExpectContinue correctly handle

Send request before user call back only for expectcontinue

Author: justcoding121

Titanium.Web.Proxy/RequestHandler.cs

@@ -132,7 +132,7 @@ private static void HandleClient(TransparentProxyEndPoint endPoint, TcpClient tc
                 //if(endPoint.UseServerNameIndication)
                 //{
                 //   //implement in future once SNI supported by SSL stream
-                //    certificate = CertManager.CreateCertificate(endPoint.GenericCertificateName);
+                //    certificate = CertManager.CreateCertificate(hostName);
                 //}
                 //else
                 certificate = CertManager.CreateCertificate(endPoint.GenericCertificateName);
@@ -207,7 +207,6 @@ private static void HandleHttpSessionRequest(TcpClient client, string httpCmd, S
                         version = new Version(1, 0);
                     }
 
-
                     args.ProxySession.Request.RequestHeaders = new List<HttpHeader>();
 
                     string tmpLine;
@@ -217,13 +216,9 @@ private static void HandleHttpSessionRequest(TcpClient client, string httpCmd, S
                         args.ProxySession.Request.RequestHeaders.Add(new HttpHeader(header[0], header[1]));
                     }
 
-
-
                     var httpRemoteUri = new Uri(!IsHttps ? httpCmdSplit[1] : (string.Concat("https://", args.ProxySession.Request.Host, httpCmdSplit[1])));
                     args.IsHttps = IsHttps;
 
-
-
                     args.ProxySession.Request.RequestUri = httpRemoteUri;
 
                     args.ProxySession.Request.Method = httpMethod;
@@ -249,24 +244,8 @@ private static void HandleHttpSessionRequest(TcpClient client, string httpCmd, S
 
                     lastRequestHostName = args.ProxySession.Request.RequestUri.Host;
                     args.ProxySession.Request.Host = args.ProxySession.Request.RequestUri.Host;
-                    args.ProxySession.SetConnection(connection);
-                    args.ProxySession.SendRequest();
-
-                    if (Enable100ContinueBehaviour)
-                    if (args.ProxySession.Request.Is100Continue)
-                    {
-                        WriteResponseStatus(args.ProxySession.Response.HttpVersion, "100",
-                                "Continue", args.Client.ClientStreamWriter);
-                        args.Client.ClientStreamWriter.WriteLine();
-                    }
-                    else if (args.ProxySession.Request.ExpectationFailed)
-                    {
-                        WriteResponseStatus(args.ProxySession.Response.HttpVersion, "417",
-                                "Expectation Failed", args.Client.ClientStreamWriter);
-                        args.Client.ClientStreamWriter.WriteLine();
-                    }
-
 
+                    
                     //If requested interception
                     if (BeforeRequest != null)
                     {
@@ -275,12 +254,37 @@ private static void HandleHttpSessionRequest(TcpClient client, string httpCmd, S
 
                     args.ProxySession.Request.RequestLocked = true;
 
+                    if (args.ProxySession.Request.ExpectContinue)
+                    {
+                        args.ProxySession.SetConnection(connection);
+                        args.ProxySession.SendRequest();
+                    }
+
+                    if (Enable100ContinueBehaviour)
+                        if (args.ProxySession.Request.Is100Continue)
+                        {
+                            WriteResponseStatus(args.ProxySession.Response.HttpVersion, "100",
+                                    "Continue", args.Client.ClientStreamWriter);
+                            args.Client.ClientStreamWriter.WriteLine();
+                        }
+                        else if (args.ProxySession.Request.ExpectationFailed)
+                        {
+                            WriteResponseStatus(args.ProxySession.Response.HttpVersion, "417",
+                                    "Expectation Failed", args.Client.ClientStreamWriter);
+                            args.Client.ClientStreamWriter.WriteLine();
+                        }
+
                     if (args.ProxySession.Request.CancelRequest)
                     {
                         Dispose(client, clientStream, clientStreamReader, clientStreamWriter, args);
                         break;
                     }
 
+                    if (!args.ProxySession.Request.ExpectContinue)
+                    {
+                        args.ProxySession.SetConnection(connection);
+                        args.ProxySession.SendRequest();
+                    }
 
                     //If request was modified by user
                     if (args.ProxySession.Request.RequestBodyRead)