public static string GetToken()
{
string AccessToken = BaseHelper.GetAccessToken();//实际开发时，请勿过多请求AccessToken，保存后未过期则沿用
//正常结果：{"access_token":"ACCESS_TOKEN","expires_in":7200}
//异常结果：{"errcode":40013,"errmsg":"invalid appid"}
var tokenObj = new { access_token = "", expires_in = 0 };
var tokenRes = JsonConvert.DeserializeAnonymousType(AccessToken, tokenObj);
return(tokenRes.access_token);
}
public ActionResult WeChat()
{
XDocument xml = XDocument.Load(Request.InputStream);
Tools.Log(xml.ToString(SaveOptions.DisableFormatting));//log
//xml反序列化为对象
Message msg = MessageFactory.CreateFromXml(xml);
//业务处理，根据自己的业务规则进行处理
if (msg.MsgType == MessageType.Text)
{
RTextMessage text = (RTextMessage)msg;
//测试获取access_token接口
if (text.Content == "t1")
{
string AccessToken = BaseHelper.GetAccessToken();
Tools.Log("AccessToken:" + AccessToken);
return(new WeChatTextResult
{
FromUserName = text.ToUserName,
ToUserName = text.FromUserName,
CreateTime = DateTime.Now,
Content = text.Content + AccessToken
});
}
//测试图片上传接口
if (text.Content == "t2")
{
string res = BaseHelper.UpLoadMediaFile(Tools.GetToken(), UpLoadMediaType.Image, Server.MapPath("~/mind.jpg"));
var rightDef = new { type = "", media_id = "", created_at = 0 };//{"type":"TYPE","media_id":"MEDIA_ID","created_at":123456789}
var resObj = JsonConvert.DeserializeAnonymousType(res, rightDef);
return(new WeChatImageResult
{
CreateTime = DateTime.Now,
FromUserName = text.ToUserName,
ToUserName = text.FromUserName,
MediaId = resObj.media_id
});
}
//被动响应消息封装的类继承于ActionResult
return(new WeChatTextResult
{
FromUserName = text.ToUserName,
ToUserName = text.FromUserName,
CreateTime = DateTime.Now,
Content = text.Content
});
}
else
{
if (msg.MsgType == MessageType.Image)
{
RImageMessage img = (RImageMessage)msg;
//下载图片
string FilePath = BaseHelper.DownLoadMediaFile(Tools.GetToken(), img.MediaId, Server.MapPath("~/files/"));
Tools.Log("download:" + FilePath);
return(new WeChatTextResult
{
FromUserName = img.ToUserName,
ToUserName = img.FromUserName,
Content = "图片已存，文件名：" + FilePath,
CreateTime = DateTime.Now
});
}
return(Content(""));
}
}
