public wxMessage GetCommMessage(XmlDocument xmldoc)
{
wxMessage ret = new wxMessage();
XmlNode ToUserName = xmldoc.SelectSingleNode("/xml/ToUserName");
XmlNode FromUserName = xmldoc.SelectSingleNode("/xml/FromUserName");
XmlNode CreateTime = xmldoc.SelectSingleNode("/xml/CreateTime");
XmlNode MsgType = xmldoc.SelectSingleNode("/xml/MsgType");
ret.ToUserName = ToUserName.InnerText;
ret.FromUserName = FromUserName.InnerText;
ret.CreateTime = CreateTime.InnerText;
ret.MsgType = MsgType.InnerText.ToLower();
return(ret);
}
public string MakeTxMsg(wxMessage wxMsg, bool bACK)
{
string ret = "";
string ToUserName;
string FromUserName;
if (bACK)
{
ToUserName = wxMsg.FromUserName;
FromUserName = wxMsg.ToUserName;
}
else
{
ToUserName = wxMsg.ToUserName;
FromUserName = wxMsg.FromUserName;
}
switch (wxMsg.MsgType)
{
case "text":
ret = string.Format(ReplyType.Message_Text,
ToUserName,
FromUserName,
DateTime.Now.Ticks,
wxMsg.Content);
break;
case "news":
string Articles = "";
for (int i = 0; i < wxMsg.ArticleCount; i++)
{
Articles += string.Format(ReplyType.Message_News_Item,
wxMsg.NewsItemList[i].Title,
wxMsg.NewsItemList[i].Description,
wxMsg.NewsItemList[i].PicUrl,
wxMsg.NewsItemList[i].Url);
}
ret = string.Format(ReplyType.Message_News_Main,
ToUserName,
FromUserName,
DateTime.Now.Ticks,
wxMsg.ArticleCount.ToString(),
Articles);
break;
}
return(ret);
}
public string MakeTxMsg(wxMessage wxMsg)
{
return(MakeTxMsg(wxMsg, true));
}
public wxMessage GetMessage(string postStr)
{
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
}
wxMessage ret = null; // new wxMessage();
XmlDocument xmldoc = new XmlDocument();
xmldoc.Load(new System.IO.MemoryStream(encoding.GetBytes(postStr)));
ret = GetCommMessage(xmldoc);
if (ret.MsgType == "event")//事件类型消息推荐使用FromUserName + CreateTime 排重
{
if (_queue.FirstOrDefault(m => { return((m.MsgFlag == ret.CreateTime) && (m.FromUser == ret.FromUserName)); }) == null)
{
_queue.Add(new BaseMsg
{
CreateTime = DateTime.Now,
FromUser = ret.FromUserName,
MsgFlag = ret.CreateTime
});
}
else
{
return(null);
}
}
else
{
if (_queue.FirstOrDefault(m => { return(m.MsgFlag == ret.MsgId); }) == null)
{
_queue.Add(new BaseMsg
{
CreateTime = DateTime.Now,
FromUser = ret.FromUserName,
MsgFlag = ret.MsgId
});
}
else
{
return(null);
}
}
switch (ret.MsgType)
{
case "event":
//responseContent = EventHandle(xmldoc);//事件处理
ret.Event = xmldoc.SelectSingleNode("/xml/Event").InnerText.ToLower();
ret.EventKey = xmldoc.SelectSingleNode("/xml/EventKey").InnerText;
break;
case "text":
//responseContent = TextHandle(xmldoc);//接受文本消息处理
ret.Content = xmldoc.SelectSingleNode("/xml/Content").InnerText;
ret.MsgId = xmldoc.SelectSingleNode("/xml/MsgId").InnerText;
break;
default:
break;
}
return(ret);
}
