/// <summary>
/// 如果OpenId存在不处理，不存在新增，生成令牌写入缓存，返回到客户端
/// </summary>
public Jscode2sessionResult createResult(string result)
{
var obj = JObject.Parse(result);
Jscode2sessionResult j2sRes = new Jscode2sessionResult();
if (obj["openid"] == null)
{
return(null);
}
j2sRes.openid = obj["openid"] == null ? "" : obj["openid"].ToString();
j2sRes.session_key = obj["session_key"] == null ? "" : obj["session_key"].ToString();
j2sRes.unionid = obj["unionid"] == null ? "" : obj["unionid"].ToString();
j2sRes.errcode = obj["errcode"] == null ? "" : obj["errcode"].ToString();
j2sRes.errmsg = obj["errmsg"] == null ? "" : obj["errmsg"].ToString();
return(j2sRes);
}
public string getToken(string js_code)
{
string context = string.Format("appid={0}&secret={1}&js_code={2}&grant_type=authorization_code", base.WxAppId, base.WxSecret, js_code);
string url = base.WxTokenApiUrl;
string res = HttpHelper.RequestUrl(url, context);
//判断返回值
Jscode2sessionResult j2sRes = createResult(res);
//如果返回值正常，更新OpenID
if (j2sRes != null)
{
user u = _userService.grantToken(j2sRes);
UserID = u.id.ToString();
res = prepareCachedValue(res, u.id.ToString(), ScopeEnums.User);
}
return(res);
}
public user grantToken(Jscode2sessionResult j2sResult)
{
using (var db = base.getDatabase())
{
var nowuser = db.FirstOrDefault <user>("where openid=@0", j2sResult.openid);
if (nowuser == null)
{
user u = new user()
{
openid = j2sResult.openid,
create_time = DateTime.Now
};
user newuser = (user)db.Insert("user", u);
return(newuser);
}
else
{
return(nowuser);
}
}
}
