//
// GET: /weixin/wx/
private bool checkSignature()
{
bool ret = false;
try
{
using (wxEntities context = new wxEntities())
{
var _v = context.T_Setting.Where(k => k.SettingKey == "Token" && k.IsDeleted == false).FirstOrDefault();
CommonHelp.CommonHelper _help = new CommonHelp.CommonHelper();
if (_v != null)
{
//从微信服务器接收传递过来的数据
string signature = Request.QueryString["signature"].ToString(), //微信加密签名
timestamp = Request.QueryString["timestamp"].ToString(), //时间戳
nonce = Request.QueryString["nonce"].ToString(); //随机数
string[] ArrTmp = { _v.SettingValue, timestamp, nonce };
Array.Sort(ArrTmp); //字典排序
string tmpStr = string.Join("", ArrTmp); //将三个字符串组成一个字符串
tmpStr = _help.SHA1(tmpStr).ToLower(); //进行sha1加密 FormsAuthentication.HashPasswordForStoringInConfigFile(tmpStr, "SHA1")
//加过密的字符串与微信发送的signature进行比较，一样则通过微信验证，否则失败。
ret = tmpStr == signature;
_help.WriteLogToDB(string.Format("验证{0}！微信加密签名：{1}，时间戳{2}，随机数{2}", ret ? "成功" : "失败", signature, timestamp, nonce),
CommonHelp.CommonHelper.OperateType.add, new Utils().getIp());
}
}
}
catch
{
}
return(ret);
}
/// <summary>
/// OpenID
/// </summary>
/// <returns></returns>
private static string GetOpenID()
{
string openId = string.Empty;
try
{
using (wxEntities context = new wxEntities())
{
openId = context.T_Setting.Where(s => s.IsDeleted == false && s.SettingKey == "OpenID").FirstOrDefault().SettingValue;
}
}
catch (Exception)
{
}
return(openId);
}
/// <summary>
/// 记录系统日志
/// </summary>
public void WriteSysLogToDB(string strContent)
{
try
{
using (wxEntities context = new wxEntities())
{
T_SysLogs _log = context.T_SysLogs.Create();
_log.SysLogId = Guid.NewGuid().ToString("N");
_log.SysContent = strContent;
_log.CreateTime = DateTime.Now;
context.T_SysLogs.Add(_log);
context.SaveChanges();
}
}
catch
{
}
}
private KeyValuePair <string, string> GetAppConfig()
{
KeyValuePair <string, string> kv = new KeyValuePair <string, string>("", "");
try
{
using (wxEntities context = new wxEntities())
{
string appID = context.T_Setting.Where(s => s.IsDeleted == false && s.SettingKey == "AppID").FirstOrDefault().SettingValue,
appSecret = context.T_Setting.Where(s => s.IsDeleted == false && s.SettingKey == "AppSecret").FirstOrDefault().SettingValue;
kv = new KeyValuePair <string, string>(appID, appSecret);
}
}
catch (Exception ex)
{
}
return(kv);
}
/// <summary>
/// 记录日志到数据库
/// </summary>
/// <param name="strTxt">内容</param>
public void WriteLogToDB(string strTxt, OperateType Otp, string Ip)
{
try
{
using (wxEntities context = new wxEntities())
{
T_logs _log = context.T_logs.Create();
_log.LogId = Guid.NewGuid().ToString("N");
_log.OperateContent = strTxt;
_log.CreateTime = DateTime.Now;
_log.OperateType = Otp.ToString();
_log.UserIP = Ip;
context.T_logs.Add(_log);
context.SaveChanges();
}
}
catch
{
}
}
public string GetAccessToken()
{
string ret = string.Empty;
try
{
using (wxEntities context = new wxEntities())
{
lock (LockTokenObj)
{
var _AToken = context.T_Access_Token.Where(g => g.UnValidTime > DateTime.Now).Select(p => p.AccessToken).FirstOrDefault();
if (_AToken != null)
{
ret = _AToken;
}
else
{
var kv = GetAppConfig();
string _SYSID = kv.Key,
_SYSSecret = kv.Value;
string GET_URL =
string.Format(new wxCOM.WXApiUrl().Dic_WXUrls[wxCOM.WXApiUrl.Enum_WXUrls.GetAccess_token], _SYSID, _SYSSecret);
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(GET_URL);
req.Method = "GET";
req.ContentType = "application/x-www-form-urlencoded";
using (WebResponse wr = req.GetResponse())
{
using (StreamReader sr = new StreamReader(wr.GetResponseStream()))
{
string jsonstr = sr.ReadToEnd();
#region 成功获取token
if (jsonstr.IndexOf("access_token") > 0)
{
AccessToken _atkModel = JsonConvert.DeserializeObject <AccessToken>(jsonstr);
T_Access_Token _atoken = context.T_Access_Token.Create();
_atoken.AccessToken = _atkModel.access_token;
_atoken.CreateTime = DateTime.Now;
_atoken.UnValidTime = DateTime.Now.AddSeconds(_atkModel.expires_in);
context.T_Access_Token.Add(_atoken);
context.SaveChanges();
}
#endregion
#region 返回错误信息
else
{
RetMsg _rmsg = JsonConvert.DeserializeObject <RetMsg>(jsonstr);
WriteSysLogToDB(
string.Format("获取access_token出错，错误原因：{0}", RetMsg.DicWxRetMsg[_rmsg.errcode])
);
}
#endregion
}
}
}
}
}
}
catch
{
}
return(ret);
}
//public static BaseMessage CreateMessage(string xml)
//{
// if (_queue == null)
// {
// _queue = new List<BaseMsg>();
// }
// else if (_queue.Count >= 50)
// {
// _queue = _queue.Where(q => { return q.CreateTime.AddSeconds(20) > DateTime.Now; }).ToList();//保留20秒内未响应的消息
// }
// XElement xdoc = XElement.Parse(xml);
// var msgtype = xdoc.Element("MsgType").Value.ToUpper();
// var FromUserName = xdoc.Element("FromUserName").Value;
// var MsgId = xdoc.Element("MsgId").Value;
// var CreateTime = xdoc.Element("CreateTime").Value;
// MsgType type = (MsgType)Enum.Parse(typeof(MsgType), msgtype);
// if (type != MsgType.EVENT)
// {
// if (_queue.FirstOrDefault(m => { return m.MsgFlag == MsgId; }) == null)
// {
// _queue.Add(new BaseMsg
// {
// CreateTime = DateTime.Now,
// FromUser = FromUserName,
// MsgFlag = MsgId
// });
// }
// else
// {
// return null;
// }
// }
// else
// {
// if (_queue.FirstOrDefault(m => { return m.MsgFlag == CreateTime; }) == null)
// {
// _queue.Add(new BaseMsg
// {
// CreateTime = DateTime.Now,
// FromUser = FromUserName,
// MsgFlag = CreateTime
// });
// }
// else
// {
// return null;
// }
// }
// switch (type)
// {
// case MsgType.TEXT: return Utils.ConvertObj<TextMessage>(xml);
// case MsgType.IMAGE: return Utils.ConvertObj<ImgMessage>(xml);
// case MsgType.VIDEO: return Utils.ConvertObj<VideoMessage>(xml);
// case MsgType.VOICE: return Utils.ConvertObj<VoiceMessage>(xml);
// case MsgType.LINK:
// return Utils.ConvertObj<LinkMessage>(xml);
// case MsgType.LOCATION:
// return Utils.ConvertObj<LocationMessage>(xml);
// case MsgType.EVENT://事件类型
// {
// var eventtype = (EventType)Enum.Parse(typeof(EventType), xdoc.Element("Event").Value.ToUpper());
// switch (eventtype)
// {
// case EventType.CLICK:
// return Utils.ConvertObj<NormalMenuEventMessage>(xml);
// case EventType.VIEW: return Utils.ConvertObj<NormalMenuEventMessage>(xml);
// case EventType.LOCATION: return Utils.ConvertObj<LocationEventMessage>(xml);
// //case EventType.LOCATION_SELECT: return Utils.ConvertObj<LocationMenuEventMessage>(xml);
// case EventType.SCAN: return Utils.ConvertObj<ScanEventMessage>(xml);
// case EventType.SUBSCRIBE: return Utils.ConvertObj<SubEventMessage>(xml);
// case EventType.UNSUBSCRIBE: return Utils.ConvertObj<SubEventMessage>(xml);
// case EventType.SCANCODE_WAITMSG: return Utils.ConvertObj<ScanMenuEventMessage>(xml);
// default:
// return Utils.ConvertObj<EventMessage>(xml);
// }
// } break;
// default:
// return Utils.ConvertObj<BaseMessage>(xml);
// }
//}
#endregion
#region 修改
/// <summary>
/// 解析xml
/// </summary>
/// <param name="xml"></param>
/// <returns></returns>
public static BaseMessage CreateMessage(string xml)
{
if (_queue == null)
{
_queue = new List <BaseMsg>();
}
else if (_queue.Count >= 50)
{
_queue = _queue.Where(q => { return(q.CreateTime.AddSeconds(20) > DateTime.Now); }).ToList();//保留20秒内未响应的消息
}
XElement xdoc = XElement.Parse(xml);
var msgtype = xdoc.Element("MsgType").Value.ToUpper();
var FromUserName = xdoc.Element("FromUserName").Value;
var MsgId = xdoc.Element("MsgId").Value;
var CreateTime = xdoc.Element("CreateTime").Value;
MsgType type = (MsgType)Enum.Parse(typeof(MsgType), msgtype);
if (type != MsgType.EVENT)
{
if (_queue.FirstOrDefault(m => { return(m.MsgFlag == MsgId); }) == null)
{
_queue.Add(new BaseMsg
{
CreateTime = DateTime.Now,
FromUser = FromUserName,
MsgFlag = MsgId
});
}
else
{
return(null);
}
}
else
{
if (_queue.FirstOrDefault(m => { return(m.MsgFlag == CreateTime); }) == null)
{
_queue.Add(new BaseMsg
{
CreateTime = DateTime.Now,
FromUser = FromUserName,
MsgFlag = CreateTime
});
}
else
{
return(null);
}
}
switch (type)
{
#region 文字消息
case MsgType.TEXT:
//自动回复消息
TextMessage receiveMsg = Utils.ConvertObj <TextMessage>(xml);
TextMessage _retmsg = new TextMessage()
{
FromUserName = receiveMsg.ToUserName,
ToUserName = receiveMsg.FromUserName,
Content = string.Format("你刚才居然对我说了：{0}", receiveMsg.Content)
};
_retmsg.ResText(_retmsg);
#region 保存到数据库
try
{
using (wxEntities _db = new wxEntities())
{
_db.T_TextMessage.Add(new T_TextMessage
{
MsgId = receiveMsg.MsgId,
FromUserName = receiveMsg.FromUserName,
ToUserName = receiveMsg.ToUserName,
MsgType = receiveMsg.MsgType.ToString(),
CreateTime = receiveMsg.CreateTime,
Content = receiveMsg.Content,
SysCreateTime = DateTime.Now
});
_db.SaveChanges();
}
}
catch (Exception)
{
}
#endregion
return(receiveMsg);
#endregion
#region 图片消息
case MsgType.IMAGE:
ImgMessage receiveImg = Utils.ConvertObj <ImgMessage>(xml);
System.Reflection.PropertyInfo[] Props = receiveImg.GetType().GetProperties();
#region 记录到数据库
try
{
using (wxEntities _db = new wxEntities())
{
T_ImgMessage Img = _db.T_ImgMessage.Create();
Img.SysCreateTime = DateTime.Now;
ImgMessage postImg = new ImgMessage();
foreach (System.Reflection.PropertyInfo Prop in Props)
{
var _val = receiveImg.GetType().GetProperty(Prop.Name).GetValue(receiveImg);
postImg.GetType().GetProperty(Prop.Name).SetValue(postImg, _val);
var ImgProp = Img.GetType().GetProperty(Prop.Name);
if (ImgProp != null)
{
if (Prop.Name == "MsgType")
{
Img.MsgType = receiveImg.MsgType.ToString();
}
else
{
ImgProp.SetValue(Img, _val);
}
}
}
_db.T_ImgMessage.Add(Img);
_db.SaveChangesAsync();
#region 回复图片消息
postImg.FromUserName = receiveImg.ToUserName;
postImg.ToUserName = receiveImg.FromUserName;
new ImgMessage().ResPicture(null, postImg, null);
#endregion
}
}
catch (Exception ex)
{
new Utils().WriteSysLogToDB(ex.Message, Utils.SysLogType.error);
}
#endregion
return(receiveImg);
#endregion
#region 视频消息
case MsgType.VIDEO: return(Utils.ConvertObj <VideoMessage>(xml));
#endregion
#region 语言消息
case MsgType.VOICE:
VoiceMessage postVoice = Utils.ConvertObj <VoiceMessage>(xml);
TextMessage retmsg = new TextMessage()
{
FromUserName = postVoice.ToUserName,
ToUserName = postVoice.FromUserName,
Content = string.Format("已经智能辨别您的语言消息：{0}", postVoice.Recognition)
};
retmsg.ResText(retmsg);
return(postVoice);
#endregion
#region 链接消息
case MsgType.LINK:
return(Utils.ConvertObj <LinkMessage>(xml));
#endregion
#region 地理消息
case MsgType.LOCATION:
return(Utils.ConvertObj <LocationMessage>(xml));
#endregion
#region 事件消息
case MsgType.EVENT: //事件类型
{
var eventtype = (EventType)Enum.Parse(typeof(EventType), xdoc.Element("Event").Value.ToUpper());
switch (eventtype)
{
case EventType.CLICK:
return(Utils.ConvertObj <NormalMenuEventMessage>(xml));
case EventType.VIEW: return(Utils.ConvertObj <NormalMenuEventMessage>(xml));
case EventType.LOCATION: return(Utils.ConvertObj <LocationEventMessage>(xml));
//case EventType.LOCATION_SELECT: return Utils.ConvertObj<LocationMenuEventMessage>(xml);
case EventType.SCAN: return(Utils.ConvertObj <ScanEventMessage>(xml));
case EventType.SUBSCRIBE:
SubEventMessage receivesubmgs = Utils.ConvertObj <SubEventMessage>(xml);
//关注时自动回复消息
TextMessage submsg = new TextMessage
{
FromUserName = receivesubmgs.ToUserName,
ToUserName = receivesubmgs.FromUserName,
Content = "欢迎关注测试平台！"
};
submsg.ResText(submsg);
return(receivesubmgs);
case EventType.UNSUBSCRIBE: return(Utils.ConvertObj <SubEventMessage>(xml));
case EventType.SCANCODE_WAITMSG: return(Utils.ConvertObj <ScanMenuEventMessage>(xml));
default:
return(Utils.ConvertObj <EventMessage>(xml));
}
} break;
#endregion
#region 其他消息
default:
return(Utils.ConvertObj <BaseMessage>(xml));
#endregion
}
}
