/// <summary>
/// 从返回结果XML转换成IResponseMessageBase实体类
/// </summary>
/// <param name="xml">返回给服务器的Response Xml</param>
/// <returns></returns>
public static IWRespBase CreateResponseFromXml(string xml)
{
try
{
if (string.IsNullOrEmpty(xml))
{
return(null);
}
var doc = XDocument.Parse(xml);
WRespBase responseMessage = null;
if (doc.Root != null)
{
var xElement = doc.Root.Element("MsgType");
if (xElement != null)
{
var msgType = (WRespType)Enum.Parse(typeof(WRespType), xElement.Value, true);
switch (msgType)
{
case WRespType.Text:
responseMessage = new WRespText();
break;
case WRespType.Image:
responseMessage = new WRespImage();
break;
case WRespType.Voice:
responseMessage = new WRespVoice();
break;
case WRespType.Video:
responseMessage = new WRespVideo();
break;
case WRespType.Music:
responseMessage = new WRespMusic();
break;
case WRespType.News:
responseMessage = new WRespNews();
break;
default:
responseMessage = new WRespBase();
//LogServices.WriteTxtLogEx("CreateResponseFromXml", "未定义的RespType：{0}，XML：{1}", xElement.Value, xml);
break;
}
}
}
responseMessage.FillWithXml(doc);
return(responseMessage);
}
catch (Exception ex)
{
throw new Exception("CreateResponseFromXml过程发生异常！" + ex.Message, ex);
}
}
public static WRespImage CreateImageResponse(this IWReqBase requestMessage, string mediaId)
{
var response = new WRespImage
{
ToUserName = requestMessage.FromUserName,
FromUserName = requestMessage.ToUserName,
CreateTime = DateTime.Now,
Image = { MediaId = mediaId }
};
return(response);
}
//<?xml version="1.0" encoding="utf-8"?>
//<xml>
// <ToUserName><![CDATA[olPjZjsXuQPJoV0HlruZkNzKc91E]]></ToUserName>
// <FromUserName><![CDATA[gh_a96a4a619366]]></FromUserName>
// <CreateTime>63497820384</CreateTime>
// <MsgType>text</MsgType>
// <Content><![CDATA[您刚才发送了文字信息：中文
//您还可以发送【位置】【图片】【语音】信息，查看不同格式的回复。
//SDK官方地址：http://weixin.senparc.com]]></Content>
// <FuncFlag>0</FuncFlag>
//</xml>
/// <summary>
/// 获取XDocument转换后的IResponseMessageBase实例（通常在反向读取日志的时候用到）。
/// 如果MsgType不存在，抛出UnknownRequestMsgTypeException异常
/// </summary>
/// <returns></returns>
public static IWRespBase GetResponse(XDocument doc)
{
WRespBase responseMessage = null;
try
{
if (doc.Root != null)
{
var xElement = doc.Root.Element("MsgType");
if (xElement != null)
{
var msgType = EnumHelper.ParseEnum(xElement.Value, WRespType.Text);
switch (msgType)
{
case WRespType.Text:
responseMessage = new WRespText();
break;
case WRespType.Image:
responseMessage = new WRespImage();
break;
case WRespType.Voice:
responseMessage = new WRespVoice();
break;
case WRespType.Video:
responseMessage = new WRespVideo();
break;
case WRespType.Music:
responseMessage = new WRespMusic();
break;
case WRespType.News:
responseMessage = new WRespNews();
break;
default:
throw new Exception(
string.Format("MsgType：{0} 在ResponseMessageFactory中没有对应的处理程序！", msgType),
new ArgumentOutOfRangeException());
}
responseMessage.FillWithXml(doc);
}
}
}
catch (ArgumentException ex)
{
throw new Exception(string.Format("ResponseMessage转换出错！可能是MsgType不存在！，XML：{0}", doc), ex);
}
return(responseMessage);
}