public async Task <bool> AddMessage(WechatMPRequestBase msg)
{
string key = String.Empty;
if (msg is WechatMPRequestEventBase e)
{
key = $"{e.FromUserOpenId}{e.CreateTime}";
}
else
{
key = msg.MsgId.ToString();
}
if (await _cache.Add(key, DateTimeOffset.Now.AddMinutes(5)))
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 解码微信服务器推送过来的消息
/// </summary>
/// <param name="xmlData">必须是解密后的xml数据</param>
/// <returns></returns>
public ResultReturn <WechatMPRequestBase> DecodeMPRequestMsg(string xmlData)
{
var xml = new XmlDocument();
try
{
xml.LoadXml(xmlData);
}
catch (Exception e)
{
return(new FailResultReturn <WechatMPRequestBase>("解析xml错误"));
}
var msgType = xml.GetFirstNodeByTagName("MsgType").InnerText;
WechatMPRequestBase result = null;
switch (msgType)
{
case "text":
{
result = new WechatMPRequestText();
break;
}
case "image":
{
result = new WechatMPRequestImage();
break;
}
case "voice":
{
result = new WechatMPRequestVoice();
break;
}
case "video":
{
result = new WechatMPRequestVideo();
break;
}
case "shortvideo":
{
result = new WechatMPRequestShortVideo();
break;
}
case "location":
{
result = new WechatMPRequestLocation();
break;
}
case "link":
{
result = new WechatMPRequestLink();
break;
}
case "event":
{
var eventType = xml.GetFirstNodeByTagName("Event").InnerText;
switch (eventType)
{
case "subscribe":
{
result = new WechatMPRequestSubscribe();
break;
}
case "SCAN":
{
result = new WechatMPRequestScan();
break;
}
case "LOCATION":
{
result = new WechatMPRequestReportLocation();
break;
}
case "CLICK":
{
result = new WechatMPRequestClick();
break;
}
case "VIEW":
{
result = new WechatMPRequestView();
break;
}
case "TEMPLATESENDJOBFINISH":
{
result = new WechatMPRequestTemplateMsgFinish();
break;
}
case "subscribe_msg_popup_event":
{
result = new WechatMPRequestSubscribeMsgResult();
break;
}
case "subscribe_msg_sent_event":
{
result = new WechatMPRequestSubscribeMsgSendResult();
break;
}
}
break;
}
}
if (result != null)
{
result.LoadFromXml(xml);
return(new SuccessResultReturn <WechatMPRequestBase>(result));
}
else
{
return(new FailResultReturn <WechatMPRequestBase>($"未知消息类型:{msgType}", 1000));
}
}
