public ApiResult WeixinLogin(dynamic data)
{
ApiResult apiResult = new ApiResult();
var checkResult = Util.CheckParameters(
new Parameter {
Value = data?.code, Msg = "code不能为空"
},
new Parameter {
Value = data?.userinfo.ToString(), Msg = "userInfo不能为空"
},
new Parameter {
Value = data?.appcode, Msg = "appcode不能为空！"
}
);
if (!checkResult.OK)
{
apiResult.success = false;
apiResult.status = ApiStatusCode.InvalidParam;
apiResult.message = checkResult.Msg;
return(apiResult);
}
try
{
//根据code查找APPID与Secret，获取微信session、openid和unionid
string appcode = data.appcode.ToString();
BaseBLL <weixin_applet> weixinAppletBll = new BaseBLL <weixin_applet>();
weixin_applet weixinApplet = weixinAppletBll.Find(x => x.appcode == appcode);
WeixinXAPI weixinxapi = new WeixinXAPI(weixinApplet.appid, weixinApplet.secret);
string str = weixinxapi.codeToSession(data.code.ToString());
JObject session_json = JObject.Parse(str);
if (session_json["errcode"].To <string>().IsNotNullAndEmpty())
{
apiResult.success = false;
apiResult.status = ApiStatusCode.NotFound;
apiResult.message = str;
return(apiResult);
}
string openid = session_json["openid"].ToString();
string session_key = session_json["session_key"].ToString();
string unionid = session_json["unionid"].To <string>();
if (StringHelper.IsNullOrEmpty(unionid) && !StringHelper.IsNullOrEmpty(data?.encryptedData) && !StringHelper.IsNullOrEmpty(data?.iv))
{
string info = DEncrypt.XCXDecrypt(data?.encryptedData.ToString(), session_key, data?.iv.ToString());
JObject userInfoJson = JObject.Parse(info);
unionid = userInfoJson["unionId"].To <string>();
}
weixin_user userInfo = new weixin_user
{
openid = openid,
unionid = unionid,
nickname = data.userinfo["nickName"],
sex = data.userinfo["gender"],
language = data.userinfo["language"],
city = data.userinfo["city"],
province = data.userinfo["province"],
country = data.userinfo["country"],
headimgurl = data.userinfo["avatarUrl"],
source_code = appcode,
weixin_applet_id = weixinApplet.id
};
if (Util.isNotNull(userInfo.unionid))
{
//查询当前openid的用户是否存在
//如果不存在则要创建，创建时，先创建 iuser ,再创建 weixin_user
BaseBLL <weixin_user> weixinUserBll = new BaseBLL <weixin_user>();
var weixinUser = weixinUserBll.Find(x => x.unionid == unionid);
bool first_login = false;
//可能是第一次登陆，在网页端登陆
if (weixinUser == null)
{
//微信开发平台的openid与小程序的openid不一致
first_login = true;
//先存iuser
var iuser = new iuser();
BaseBLL <iuser> iuserBll = new BaseBLL <iuser>();
iuser.random = sys.getRandomStr();
iuser.createtime = DateTime.Now;
iuser.updatetime = DateTime.Now;
iuser = iuserBll.Add(iuser);
//再存weixin_user
userInfo.uid = iuser.id;
userInfo.sub_time = DateTime.Now;
userInfo.first_sub_time = DateTime.Now;
LogHelper.Info("first_login:"******",userInfo:" + Newtonsoft.Json.JsonConvert.SerializeObject(userInfo));
weixinUser = weixinUserBll.Add(userInfo);
}
else
{
weixinUser.nickname = userInfo.nickname;
weixinUser.headimgurl = userInfo.headimgurl;
LogHelper.Info("first_login:"******",userInfo:" + Newtonsoft.Json.JsonConvert.SerializeObject(userInfo));
weixinUserBll.Update(weixinUser);
}
apiResult.success = true;
apiResult.data = new { first_login = first_login, weixinUser = weixinUser };
apiResult.status = ApiStatusCode.OK;
}
else
{
return(new ApiResult()
{
success = false,
message = "unionid不能为空，小程序必须绑定开放平台"
});
}
}
catch (Exception ex)
{
LogHelper.Error(ex.Message, ex);
apiResult.success = false;
apiResult.status = ApiStatusCode.Error;
}
return(apiResult);
}
/// <summary>
/// 回调函数
/// </summary>
/// <param name="code">请求微信返回的code</param>
/// <param name="state">请求微信的参数state</param>
/// <returns></returns>
public ApiResult LoginReturn(string code, string state)
{
ApiResult apiResult = new ApiResult();
LogHelper.Info("code:" + code + ",state:" + state);
////必须用cookie或者session
//var session = HttpContext.Current.Session["session_weixin_login_state"];
//string session_state = session == null ? "" : session.ToString();
//string cookie_state = CookieHelper.GetCookieValue("cookie_weixin_login_state");
//LogHelper.Info("session_state:" + session_state + ",cookie_state:" + cookie_state);
//if (state == _state)
//{
BaseBLL <weixin_open> bll = new BaseBLL <weixin_open>();
var weixin_open = bll.Find(o => o.appid != null && o.secret != null);
string appid = weixin_open.appid;
string secret = weixin_open.secret;
WeixinOpenAPI api = new WeixinOpenAPI(appid, secret);
//string access_token = weixin_open.access_token;
//string access_token_time = weixin_open.access_token_time == null ? "" : weixin_open.access_token_time.Value.ToString();
api.GetAccessToken(code);
LogHelper.Info("access_token:" + api.access_token);
string user_json = api.GetUserInfo(api.openid);
LogHelper.Info("user_json:" + user_json);
JObject obj = JObject.Parse(user_json);
string openid = obj["openid"] == null ? "" : obj["openid"].ToString();
LogHelper.Info("openid:" + openid);
BaseBLL <weixin_applet> weixinAppletBll = new BaseBLL <weixin_applet>();
weixin_applet weixinApplet = weixinAppletBll.Find(x => x.appcode == "ZHIYIN");
weixin_user userInfo = new weixin_user
{
openid = obj["openid"] == null ? "" : obj["openid"].ToString(),
unionid = obj["unionid"] == null ? "" : obj["unionid"].ToString(),
nickname = obj["nickname"] == null ? "" : obj["nickname"].ToString(),
sex = obj["sex"] == null ? 0 : int.Parse(obj["sex"].ToString()),
language = obj["language"] == null ? "" : obj["language"].ToString(),
city = obj["city"] == null ? "" : obj["city"].ToString(),
province = obj["province"] == null ? "" : obj["province"].ToString(),
country = obj["country"] == null ? "" : obj["country"].ToString(),
headimgurl = obj["headimgurl"] == null ? "" : obj["headimgurl"].ToString(),
source_code = weixinApplet.appcode,
weixin_applet_id = weixinApplet.id
};
if (!Util.isNotNull(openid))
{
return(new ApiResult()
{
success = false,
message = "openid为空"
});
}
#region 微信登陆，保存信息
//如果不存在则要创建，创建时，先创建 iuser ,再创建 weixin_user
bool first_login = false;
BaseBLL <weixin_user> weixinUserBll = new BaseBLL <weixin_user>();
if (Util.isNotNull(userInfo.unionid))
{
var weixinUser = weixinUserBll.Find(o => o.unionid == userInfo.unionid);
//可能是第一次登陆，在网页端登陆
if (weixinUser == null)
{
//微信开发平台的openid与小程序的openid不一致
//var _weixin_user = weixinUserBll.Find(o => o.nickname == userInfo.nickname);
first_login = true;
//先存iuser
var iuser = new iuser();
BaseBLL <iuser> iuserBll = new BaseBLL <iuser>();
iuser.random = sys.getRandomStr();
iuser.createtime = DateTime.Now;
iuser.updatetime = DateTime.Now;
iuser = iuserBll.Add(iuser);
//再存weixin_user
userInfo.uid = iuser.id;
userInfo.sub_time = DateTime.Now;
userInfo.first_sub_time = DateTime.Now;
LogHelper.Info("first_login:"******",userInfo:" + Newtonsoft.Json.JsonConvert.SerializeObject(userInfo));
weixinUser = weixinUserBll.Add(userInfo);
}
else
{
weixinUser.nickname = userInfo.nickname;
weixinUser.headimgurl = userInfo.headimgurl;
LogHelper.Info("first_login:"******",userInfo:" + Newtonsoft.Json.JsonConvert.SerializeObject(userInfo));
weixinUserBll.Update(weixinUser);
}
apiResult.success = true;
apiResult.data = new { first_login = first_login, weixinUser = weixinUser };
apiResult.status = ApiStatusCode.OK;
}
else
{
return(new ApiResult()
{
success = false,
message = "微信开发平台未获取到unionid"
});
}
#endregion
//}
//else
//{
// return new ApiResult()
// {
// success = false,
// message = "请求超时"
// };
//}
return(apiResult);
}