C# 微信服务号开发基础 完整代码

作为一个新手，开发微信公众号各种不知道、各种无从下手。很希望能找到一个连引用命名空间都有的完整代码的demo拿来就用。经过两天辛苦的查阅，总结如下代码，直接可用，没有什么自定义基类，也没有需要隐藏的部分。代码中有注释，请童鞋边看边操作。
新建一个一般处理程序，粘到里面就好。只有简单的类型判断自动回复。

代码块：

using System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Xml;using System.Web.Security;using System.IO;using System.Text;namespace BigDataMedia.Web.WeiXin{    /// <summary>    /// WeixinApi 测试所用，简单判断类型自动回复。    /// </summary>    //post请求    public class WeixinApi : IHttpHandler    {        public void ProcessRequest(HttpContext context)        {            weixin wx = new weixin();            String postStr = String.Empty;            if (HttpContext.Current.Request.HttpMethod.ToUpper() == "POST")            {                Stream s = HttpContext.Current.Request.InputStream;                Byte[] b = new Byte[s.Length];                s.Read(b, 0, (Int32)s.Length);                postStr = Encoding.UTF8.GetString(b);                if (!String.IsNullOrEmpty(postStr))                {                    wx.Handle(postStr);                }            }            else            {                wx.Auth();            }        }        public bool IsReusable        {            get            {                return false;            }        }    }    //验证token    public class weixin    {        private String Token = "你的token";        public void Auth()        {            String echoStr = HttpContext.Current.Request.QueryString["echoStr"];            if (CheckSignature())            {                if (!String.IsNullOrEmpty(echoStr))                {                    HttpContext.Current.Response.Write(echoStr);                    HttpContext.Current.Response.End();                }            }        }        //验证微信签名        private bool CheckSignature()        {            String signature = HttpContext.Current.Request.QueryString["signature"];            String timestamp = HttpContext.Current.Request.QueryString["timestamp"];            String nonce = HttpContext.Current.Request.QueryString["nonce"];            String[] ArrTmp = { Token, timestamp, nonce };            Array.Sort(ArrTmp);            String tmpStr = String.Join("", ArrTmp);            tmpStr = FormsAuthentication.HashPasswordForStoringInConfigFile(tmpStr, "SHA1");            tmpStr = tmpStr.ToLower();            if (tmpStr == signature)            {                return true;            }            else            {                return false;            }        }        //判断回复类型        public void Handle(String postStr)        {            XmlDocument doc = new XmlDocument();            doc.LoadXml(postStr);            XmlElement rootElement = doc.DocumentElement;            XmlNode MsgType = rootElement.SelectSingleNode("MsgType");            RequestXML requestXML = new RequestXML();            requestXML.ToUserName = rootElement.SelectSingleNode("ToUserName").InnerText;            requestXML.FromUserName = rootElement.SelectSingleNode("FromUserName").InnerText;            requestXML.CreateTime = rootElement.SelectSingleNode("CreateTime").InnerText;            requestXML.MsgType = MsgType.InnerText;            if (requestXML.MsgType == "text")            {                requestXML.Content = rootElement.SelectSingleNode("Content").InnerText;            }            else if (requestXML.MsgType == "location")            {                requestXML.Location_X = rootElement.SelectSingleNode("Location_X").InnerText;                requestXML.Location_Y = rootElement.SelectSingleNode("Location_Y").InnerText;                requestXML.Scale = rootElement.SelectSingleNode("Scale").InnerText;                requestXML.MapInfo = rootElement.SelectSingleNode("Label").InnerText;            }            else if (requestXML.MsgType == "image")            {                requestXML.PicUrl = rootElement.SelectSingleNode("PicUrl").InnerText;            }            ResponseMsg(requestXML);        }        /// <summary>        /// 回复消息        /// </summary>        /// <param name="weixinXML"></param>        private void ResponseMsg(RequestXML requestXML)        {            String responseContent = String.Empty;            if (requestXML.MsgType == "text")            {                responseContent = FormatTextXML(requestXML.FromUserName, requestXML.ToUserName, "已收到消息！");            }            else if (requestXML.MsgType == "location")            {                responseContent = FormatTextXML(requestXML.FromUserName, requestXML.ToUserName, "已知道您的位置！");            }            else if (requestXML.MsgType == "image")             {                responseContent = FormatTextXML(requestXML.FromUserName,requestXML.ToUserName,"图片已接收！");            }            HttpContext.Current.Response.ContentEncoding = Encoding.UTF8;            HttpContext.Current.Response.Write(responseContent);        }        //返回格式化文本XML内容        private String FormatTextXML(String fromUserName, String toUserName, String content)        {            return "<xml><ToUserName><![CDATA[" + fromUserName + "]]></ToUserName><FromUserName><![CDATA[" + toUserName + "]]></FromUserName><CreateTime>" + ConvertDateTimeInt(DateTime.Now) + "</CreateTime><MsgType><![CDATA[text]]></MsgType><Content><![CDATA[" + content + "]]></Content><FuncFlag>1</FuncFlag></xml>";        }        private int ConvertDateTimeInt(System.DateTime time)        {            System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1));            return (int)(time - startTime).TotalSeconds;        }    }    //微信请求类    public class RequestXML    {        private String toUserName = String.Empty;        /// <summary>        /// 公众号        /// </summary>        public String ToUserName        {            set;get;        }        private String fromUserName = "";        /// <summary>        /// 发送方微信号        /// </summary>        public String FromUserName        {            set;get;        }        private String createTime = String.Empty;        /// <summary>        /// 创建时间        /// </summary>        public String CreateTime        {            set;get;        }        private String msgType = String.Empty;        /// <summary>        /// 信息类型 地理位置:location,文本消息:text,消息类型:image        /// </summary>        public String MsgType        {            set;get;        }        private String content = String.Empty;        /// <summary>        /// 信息内容        /// </summary>        public String Content        {            set;get;        }        private String location_X = String.Empty;        /// <summary>        /// 地理位置纬度        /// </summary>        public String Location_X        {            set;get;        }        private String location_Y = String.Empty;        /// <summary>        /// 地理位置经度        /// </summary>        public String Location_Y        {            set;get;        }        private String scale = String.Empty;        /// <summary>        /// 地图缩放大小        /// </summary>        public String Scale        {            set;get;        }        private String mapInfo = String.Empty;        /// <summary>        /// 地理位置信息        /// </summary>        public String MapInfo        {            set;get;        }        private String picUrl = String.Empty;        /// <summary>        /// 图片链接        /// </summary>        public String PicUrl        {            set;get;        }    }}

由于本人也是一个新手，不喜勿喷。欢迎一些有经验的前辈来指教。