Ext.Net.DirectResponse.ToString C# (CSharp) Method

        public override string ToString()
        {
            if (this.Script.IsNotEmpty() && !this.Script.StartsWith("<string>"))
            {
                this.Script = "<string>" + this.Script;
            }

            string serialize = new ClientConfig().Serialize(this);

            if (!this.internalUsing && (this.IsUpload || this.NativeUpload))
            {
                serialize = "<textarea>{0}</textarea>".FormatWith(serialize);
            }

            if (!this.internalUsing && HttpContext.Current != null && HttpContext.Current.CurrentHandler is Page)
            {
                HttpContext.Current.Items["Ext.Net.Direct.Response.Manual"] = true;

                return "<Ext.Net.Direct.Response.Manual>".ConcatWith(serialize, "</Ext.Net.Direct.Response.Manual>");
            }

            return serialize;
        }

        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());
                }
            }
        }