成为开发者
string[] ArrTmp = { "token", Request["timestamp"], Request["nonce"] }; Array.Sort(ArrTmp); //字典排序 string tmpStr = string.Join("", ArrTmp); tmpStr = FormsAuthentication.HashPasswordForStoringInConfigFile(tmpStr, "SHA1"); tmpStr = tmpStr.ToLower(); if (tmpStr != Request["signature"].ToLower()) { Response.Write(Request["echostr"]); }
关注帐号，触发消息，自动应答,事件响应
namespace ElegantWM.WebUI.Areas.WeiXin.Controllers { /// <summary> /// 微信公共服务类 /// </summary> public class RobotController : BaseController { /// <summary> /// 接收微信请求接口，认证的接口 /// </summary> /// <returns></returns> public ContentResult Index() { string result = AnalyzeXmlFromWeiXin(); return Content(result); } /// <summary> /// 分析微信POST到本服务器的XML数据 /// </summary> /// <param name="xmlStream"></param> /// <returns></returns> private string AnalyzeXmlFromWeiXin() { StreamReader reader = new StreamReader(Request.InputStream); string xml = reader.ReadToEnd(); //获取MsgType log.Info(xml); string msgType = XmlHelper.ReadXmlStr(xml, "/xml/MsgType", ""); switch (msgType) { case "event"://如果是事件 return OnAttention(xml); case "text"://如果是文本消息 return OnReceiveTextMsg(xml); default: return "不被支持的关键字！"; } } /// <summary> /// 响应文本消息 /// </summary> /// <param name="xml"></param> /// <returns></returns> private string OnReceiveTextMsg(string xml) { WxTextMsg msg = XmlEntityExchange<WxTextMsg>.ConvertXml2Entity(xml); //返回消息，互换收发用户 string toUser = msg.FromUserName; msg.FromUserName = msg.ToUserName; msg.ToUserName = toUser; switch (msg.Content.Trim()) { case "?": msg.Content = HelpDocument(); break; case "？": msg.Content = HelpDocument(); break; case "1": msg.Content = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"); break; case "2": msg.Content = Tools.HttpCrossDomain.Get("http://www.weather.com.cn/data/sk/101210301.html"); break; case "3": msg.Content = "来吧，想唠点什么呢？ [偷笑]"; break; case "你是男的女的": msg.Content = "姑娘一枚 [偷笑]"; break; default: msg.Content = "抱歉哦，我不认识您输入的命令。/害羞 /:,@-D"; break; } return XmlEntityExchange<WxTextMsg>.ConvertEntity2Xml(msg); } /// <summary> /// 获取帮助菜单文档 /// </summary> /// <returns></returns> private string HelpDocument() { StringBuilder sb = new StringBuilder(); sb.Append("HI，请回复数字，选择服务").Append(" "); sb.Append("1. 当前时间").Append(" "); sb.Append("2. 天气信息").Append(" "); sb.Append("3. 聊天唠嗑").Append(" "); sb.Append("n. 更多服务开发中...").Append(" "); sb.Append("回复【?】显示此帮助菜单"); return sb.ToString(); } /// <summary> /// 当用户关注微信帐号的时候触发，事件响应 /// </summary> /// <param name="xml"></param> private string OnAttention(string xml) { WxEvent wxevent = XmlEntityExchange<WxEvent>.ConvertXml2Entity(xml); WxTextMsg msg = new WxTextMsg(); msg.ToUserName = wxevent.FromUserName; msg.FromUserName = wxevent.ToUserName; msg.CreateTime = DateTime.Now.Ticks; msg.MsgType = "text"; //如果是关注，则发送欢迎消息 switch (wxevent.Event) { case "subscribe": msg.Content = System.Configuration.ConfigurationManager.AppSettings["DefaultWxMsg"]; break; case "CLICK": msg.Content = "您单击的是：" + wxevent.EventKey; break; default: msg.Content = "暂未处理的事件：Event" + wxevent.Event + ";EventKey:" + wxevent.EventKey; break; } string rst = XmlEntityExchange<WxTextMsg>.ConvertEntity2Xml(msg); log.Info(rst); return rst; } } }
辅助类
//实体 public class WxEvent { /// <summary> /// 接收人 /// </summary> public string ToUserName { get; set; } /// <summary> /// 发送人 /// </summary> public string FromUserName { get; set; } /// <summary> /// 时间 /// </summary> public string CreateTime { get; set; } /// <summary> /// 类型 /// </summary> public string MsgType { get; set; } /// <summary> /// 事件 /// </summary> public string Event { get; set; } public string EventKey { get; set; } } public class WxTextMsg { /// <summary> /// 接收人 /// </summary> public string ToUserName { get; set; } /// <summary> /// 发送人 /// </summary> public string FromUserName { get; set; } /// <summary> /// 时间 /// </summary> public long CreateTime { get; set; } /// <summary> /// 类型 /// </summary> public string MsgType { get; set; } /// <summary> /// 内容 /// </summary> public string Content { get; set; } }
//XML和实体对象间的相互转化 namespace ElegantWM.WebUI.Areas.WeiXin { public class XmlEntityExchange<T> where T : new() { /// <summary> /// 将XML转换为对象 /// </summary> /// <param name="xml"></param> /// <returns></returns> public static T ConvertXml2Entity(string xml) { XmlDocument doc = new XmlDocument(); PropertyInfo[] propinfos = null; doc.LoadXml(xml); XmlNodeList nodelist = doc.SelectNodes("/xml"); T entity = new T(); foreach (XmlNode node in nodelist) { //初始化propertyinfo if (propinfos == null) { Type objtype = entity.GetType(); propinfos = objtype.GetProperties(); } //填充entity类的属性 foreach (PropertyInfo pi in propinfos) { XmlNode cnode = node.SelectSingleNode(pi.Name); pi.SetValue(entity, Convert.ChangeType(cnode.InnerText, pi.PropertyType), null); } } return entity; } /// <summary> /// 构造微信消息 /// </summary> /// <param name="t">对象实体</param> /// <returns>返回微信消息xml格式</returns> public static string ConvertEntity2Xml(T t) { StringBuilder builder = new StringBuilder(); builder.Append("<xml>"); Type objtype = t.GetType(); //填充entity类的属性 foreach (PropertyInfo pi in objtype.GetProperties()) { object obj = pi.GetValue(t); string value = obj == null ? "" : obj.ToString(); if (pi.PropertyType.Name.ToLower() == "int64") builder.Append("<" + pi.Name + ">" + value + "</" + pi.Name + ">"); else builder.Append("<" + pi.Name + "><![CDATA[" + value + "]]></" + pi.Name + ">"); } builder.Append("</xml>"); return builder.ToString(); } } }
自定义菜单创建
基础类：http请求
/* * * Copyright © 2013 CCT All Rights Reserved * 作者：JackChain * 时间：2013/8/23 18:21:23 * 功能：跨域访问 * 版本：V1.0 * * 修改人： * 修改点： * */ namespace ElegantWM.Tools { public class HttpCrossDomain { /// <summary> /// 跨域访问 /// </summary> /// <param name="url"></param> /// <param name="param"></param> /// <returns></returns> public static string Post(string url, string param, int time = 60000) { Uri address = new Uri(url); HttpWebRequest request = WebRequest.Create(address) as HttpWebRequest; request.Method = "POST"; request.ContentType = "application/json;charset=utf-8"; //"application/x-www-form-urlencoded"; request.Timeout = time; byte[] byteData = UTF8Encoding.UTF8.GetBytes(param == null ? "" : param); request.ContentLength = byteData.Length; using (Stream postStream = request.GetRequestStream()) { postStream.Write(byteData, 0, byteData.Length); } string result = ""; using (HttpWebResponse response = request.GetResponse() as HttpWebResponse) { StreamReader reader = new StreamReader(response.GetResponseStream()); result = reader.ReadToEnd(); } return (result); } /// <summary> /// 跨域访问 /// </summary> /// <param name="url"></param> /// <param name="param"></param> /// <returns></returns> public static string Get(string url, int time = 60000) { Uri address = new Uri(url); HttpWebRequest request = WebRequest.Create(address) as HttpWebRequest; request.Method = "GET"; request.ContentType = "application/json;charset=utf-8"; //"application/x-www-form-urlencoded"; request.Timeout = time; string result = ""; using (HttpWebResponse response = request.GetResponse() as HttpWebResponse) { StreamReader reader = new StreamReader(response.GetResponseStream()); result = reader.ReadToEnd(); } return (result); } } }
获取Token：
public class CommonController : Controller { /// <summary> /// 获取微信凭证 /// </summary> /// <returns></returns> public JsonResult GetWxCredential() { string url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={0}&secret={1}"; url = string.Format(url, ConfigurationManager.AppSettings["AppId"], ConfigurationManager.AppSettings["AppSecret"]); string rst = HttpCrossDomain.Get(url); if (rst.Contains("access_token")) { string tokenId=rst.Replace("{"access_token":"", "").Replace("","expires_in":7200}", ""); CacheHelper.CacheInsertAddMinutes("access_token",tokenId,120); return Json(tokenId, JsonRequestBehavior.AllowGet); } else return Json(rst, JsonRequestBehavior.AllowGet); } }
获取和更新菜单
/// <summary> /// 获取微信菜单 /// </summary> /// <returns></returns> public JsonResult Get() { string url = "https://api.weixin.qq.com/cgi-bin/menu/get?access_token="; if (CacheHelper.CacheValue("access_token") != null) { url = url + CacheHelper.CacheValue("access_token").ToString(); } string rst = HttpCrossDomain.Get(url); return Json(rst,JsonRequestBehavior.AllowGet); } /// <summary> /// 创建Menu /// </summary> /// <param name="json"></param> /// <returns></returns> [HttpPost] public JsonResult Create(string json) { string url = "https://api.weixin.qq.com/cgi-bin/menu/create?access_token="; if (CacheHelper.CacheValue("access_token") != null) { url = url+CacheHelper.CacheValue("access_token").ToString(); } string rst = HttpCrossDomain.Post(url, json); return Json(rst); }