public static string Handle(string message)
{
XElement xml = XElement.Parse(message);
string messageType = xml.XPathSelectElement("MsgType").Value;
if (String.IsNullOrEmpty(messageType))
{
return(String.Empty);
}
_fromUserName = xml.XPathSelectElement("FromUserName").Value;
//事件消息
if (messageType == "event")
{
string eventType = xml.XPathSelectElement("Event").Value;
if (String.IsNullOrEmpty(eventType))
{
return(String.Empty);
}
ResponsiveXMLMessage_TextMessage textMessage = new ResponsiveXMLMessage_TextMessage();
textMessage.Content = eventType + "from_callback";
textMessage.ToUserName = _fromUserName;
textMessage.FromUserName = UserName;
textMessage.CreateTime = WeixinApiHelper.ConvertDateTimeToInt(DateTime.Now);
return(XMLMessageHelper.XmlSerialize(textMessage));
}
//普通消息
else
{
string content = xml.XPathSelectElement("Content").Value;
if (content == "TESTCOMPONENT_MSG_TYPE_TEXT")
{
ResponsiveXMLMessage_TextMessage textMessage = new ResponsiveXMLMessage_TextMessage();
textMessage.Content = "TESTCOMPONENT_MSG_TYPE_TEXT_callback";
textMessage.ToUserName = _fromUserName;
textMessage.FromUserName = UserName;
textMessage.CreateTime = WeixinApiHelper.ConvertDateTimeToInt(DateTime.Now);
return(XMLMessageHelper.XmlSerialize(textMessage));
}
else
{
_query_auth_code = content.Remove(0, "QUERY_AUTH_CODE:".Length);
RequestApiResult <WeixinThirdPartyGetAuthorizationInfoResult> getAuthorizationInfo =
ThirdPartyApiWrapper.GetAuthorizationInfo(_query_auth_code);
_accessToken = getAuthorizationInfo.ApiResult.AuthorizationInfo.AccessToken;
_timer = new System.Threading.Timer(SendKFMessage, null, 2 * 1000, 1 * 60 * 1000);
return(null);
}
}
}
protected string GetReplyTextMessage(DomainContext domainContext, string toUserName, string content)
{
ResponsiveXMLMessage_TextMessage replyMessage = new ResponsiveXMLMessage_TextMessage();
replyMessage.Content = content;
replyMessage.ToUserName = toUserName;
//这几个字段还是要的，因为当直接以HTTP返回的形式返回XML格式的数据时
//是要求这几个字段的
replyMessage.FromUserName = domainContext.UserName;
replyMessage.CreateTime = WeixinApiHelper.ConvertDateTimeToInt(DateTime.Now);
return(XMLMessageHelper.XmlSerialize(replyMessage));
}
//TODO:这里应该用 ResponsiveXMLMessage
/// <summary>
/// 获取XML版的回复消息
/// </summary>
/// <param name="domainContext"></param>
/// <param name="toUserName"></param>
/// <param name="autoReply"></param>
/// <returns></returns>
public static ResponsiveXMLMessageBase GetXMLMessage(ClientDomainContext domainContext, string toUserName,
IAutoReply autoReply)
{
if (autoReply == null)
{
return(null);
}
ResponsiveXMLMessageBase replyMessage = null;
switch (autoReply.Type)
{
case EnumAutoReplyType.Text:
//不能返回空白 Content 的XML给微信 API
//否则它会在客户端提示该公众号暂时无法提供服务
if (String.IsNullOrEmpty(autoReply.Content) == false)
{
ResponsiveXMLMessage_TextMessage textMessage = new ResponsiveXMLMessage_TextMessage();
textMessage.Content = autoReply.Content;
replyMessage = textMessage;
}
break;
case EnumAutoReplyType.Image:
if (String.IsNullOrEmpty(autoReply.MediaId) == false)
{
ResponsiveXMLMessage_ImageMessage imageMessage = new ResponsiveXMLMessage_ImageMessage();
imageMessage.Image.MediaId = autoReply.MediaId;
replyMessage = imageMessage;
}
break;
default:
Debug.Assert(false, "GetXMLMessage 不支持的 AutoReplyOnKeyWordsRule.Type：" + autoReply.Type.ToString());
_log.Write("GetXMLMessage 不支持的 AutoReplyOnKeyWordsRule.Type：" + autoReply.Type.ToString(),
domainContext.AutoReplyOnSubscribe.Type.ToString(), TraceEventType.Error);
break;
}
if (replyMessage != null)
{
replyMessage.ToUserName = toUserName;
//这几个字段还是要的，因为当直接以HTTP返回的形式返回XML格式的数据时
//是要求这几个字段的
replyMessage.FromUserName = domainContext.UserName;
replyMessage.CreateTime = WeixinApiHelper.ConvertDateTimeToInt(DateTime.Now);
}
return(replyMessage);
}
