public void ProcessRequest(HttpContext context)
  {
   //WHC.Framework.Commons.LogTextHelper.Info("測試記錄");

   string postString = string.Empty;
   if (HttpContext.Current.Request.HttpMethod.ToUpper() == "POST")
   {
    using (Stream stream = HttpContext.Current.Request.InputStream)
    {
     Byte[] postBytes = new Byte[stream.Length];
     stream.Read(postBytes, 0, (Int32)stream.Length);
     postString = Encoding.UTF8.GetString(postBytes);
    }

    if (!string.IsNullOrEmpty(postString))
    {
     Execute(postString);
    }
   }
   else
   {
    Auth();
   }
  }

    /// <summary>
    /// 處理各種請求信息并應(yīng)答（通過POST的請求）
    /// </summary>
    /// <param name="postStr">POST方式提交的數(shù)據(jù)</param>
    private void Execute(string postStr)
    {
      WeixinApiDispatch dispatch = new WeixinApiDispatch();
      string responseContent = dispatch.Execute(postStr);

      HttpContext.Current.Response.ContentEncoding = Encoding.UTF8;
      HttpContext.Current.Response.Write(responseContent);
    }

  /// <summary>
  /// 客戶端請求的數(shù)據(jù)接口
  /// </summary>
  public interface IWeixinAction
  {
    /// <summary>
    /// 對文本請求信息進行處理
    /// </summary>
    /// <param name="info">文本信息實體</param>
    /// <returns></returns>
    string HandleText(RequestText info);

    /// <summary>
    /// 對圖片請求信息進行處理
    /// </summary>
    /// <param name="info">圖片信息實體</param>
    /// <returns></returns>
    string HandleImage(RequestImage info);

...........................


    /// <summary>
    /// 對訂閱請求事件進行處理
    /// </summary>
    /// <param name="info">訂閱請求事件信息實體</param>
    /// <returns></returns>
    string HandleEventSubscribe(RequestEventSubscribe info);

    /// <summary>
    /// 對菜單單擊請求事件進行處理
    /// </summary>
    /// <param name="info">菜單單擊請求事件信息實體</param>
    /// <returns></returns>
    string HandleEventClick(RequestEventClick info);

..............................
  }