//<?xml version="1.0" encoding="utf-8"?> //<xml> // <ToUserName><![CDATA[gh_a96a4a619366]]></ToUserName> // <FromUserName><![CDATA[olPjZjsXuQPJoV0HlruZkNzKc91E]]></FromUserName> // <CreateTime>1357986928</CreateTime> // <MsgType><![CDATA[text]]></MsgType> // <Content><![CDATA[中文]]></Content> // <MsgId>5832509444155992350</MsgId> //</xml> /// <summary> /// 获取XDocument转换后的IRequestMessageBase实例。 /// 如果MsgType不存在,抛出UnknownRequestMsgTypeException异常 /// </summary> /// <returns></returns> public static IRequestMessageBase GetRequestEntity(XDocument doc, PostModel postModel = null) { RequestMessageBase requestMessage = null; RequestInfoType infoType; try { infoType = InfoTypeHelper.GetRequestInfoType(doc); switch (infoType) { case RequestInfoType.component_verify_ticket: requestMessage = new RequestMessageComponentVerifyTicket(); break; case RequestInfoType.unauthorized: requestMessage = new RequestMessageUnauthorized(); break; default: throw new UnknownRequestMsgTypeException( string.Format("InfoType:{0} 在RequestMessageFactory中没有对应的处理程序!", infoType), new ArgumentOutOfRangeException()); //为了能够对类型变动最大程度容错(如微信目前还可以对公众账号suscribe等未知类型,但API没有开放),建议在使用的时候catch这个异常 } requestMessage.FillEntityWithXml(doc); } catch (ArgumentException ex) { throw new WeixinException(string.Format("RequestMessage转换出错!可能是InfoType不存在!,XML:{0}", doc), ex); } return requestMessage; }