Ext.Net.RequestManager.HasXHeader C# (CSharp) Method

        public static bool HasXHeader(HttpRequest request)
        {
            string[] values = request.Headers.GetValues("X-Ext.Net");

            if (values != null)
            {
                foreach (string value in values)
                {
                    if (value.ToLower().Contains("delta=true"))
                    {
                        return true;
                    }
                }
            }
            
            return false;
        }

        private void RedirectPreSendRequestHeaders(object sender, EventArgs e)
        {
            HttpApplication app     = sender as HttpApplication;
            HttpContext     context = app.Context;

            if (context.Response.StatusCode == 302)
            {
                if (RequestManager.HasXHeader(context.Request) || RequestManager.HasInputFieldMarker(context.Request))
                {
                    string url = context.Response.RedirectLocation;
                    context.Response.StatusCode      = 200;
                    context.Response.SuppressContent = false;
                    context.Response.ContentType     = "text/html";
                    context.Response.Charset         = "utf-8";
                    context.Response.ClearContent();

                    DirectResponse responseObject = new DirectResponse(true);

                    responseObject.Script = "window.location=\"".ConcatWith(url, "\";");

                    TextWriter writer = context.Response.Output;
                    writer.Write(responseObject.ToString());
                }
            }
        }