转 C#开发微信门户及应用(2)--微信消息的处理和应答

public void ProcessRequest(HttpContext context)
        {
            //WHC.Framework.Commons.LogTextHelper.Info("测试记录");

            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>
/// 处理各种请求信息并应答（通过POST的请求）
/// </summary>
/// <param name="postStr">POST方式提交的数据</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>
    /// 客户端请求的数据接口
    /// </summary>
    public interface IWeixinAction
    {
        /// <summary>
        /// 对文本请求信息进行处理
        /// </summary>
        /// <param name="info">文本信息实体</param>
        /// <returns></returns>
        string HandleText(RequestText info);

        /// <summary>
        /// 对图片请求信息进行处理
        /// </summary>
        /// <param name="info">图片信息实体</param>
        /// <returns></returns>
        string HandleImage(RequestImage info);

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


        /// <summary>
        /// 对订阅请求事件进行处理
        /// </summary>
        /// <param name="info">订阅请求事件信息实体</param>
        /// <returns></returns>
        string HandleEventSubscribe(RequestEventSubscribe info);

        /// <summary>
        /// 对菜单单击请求事件进行处理
        /// </summary>
        /// <param name="info">菜单单击请求事件信息实体</param>
        /// <returns></returns>
        string HandleEventClick(RequestEventClick info);

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