コード例 #1
0
        /// <summary>
        /// 获取用户个人信息(UnionID机制)
        /// </summary>
        /// <param name="accessToken"></param>
        /// <returns></returns>
        public async Task <JObject> GetUserInfo(HttpClient backchannel, string userInformationEndpoint, string accessToken, string openid, CancellationToken cancellationToken, WeixinAuthLanguageCodes languageCode = WeixinAuthLanguageCodes.zh_CN)
        {
            var tokenRequestParameters = new Dictionary <string, string>()
            {
                ["access_token"] = accessToken,
                ["openid"]       = openid,
                ["lang"]         = languageCode.ToString()
            };

            var requestUrl = QueryHelpers.AddQueryString(userInformationEndpoint, tokenRequestParameters);

            var response = await backchannel.GetAsync(requestUrl, cancellationToken);

            if (!response.IsSuccessStatusCode)
            {
                var error = "OAuth userinformation endpoint failure: " + await Display(response);

                Logger.LogError(error);
                return(null);
            }

            var content = await response.Content.ReadAsStringAsync();

            //{
            //    "openid":"OPENID",
            //    "nickname":"NICKNAME",
            //    "sex":1,
            //    "province":"PROVINCE",
            //    "city":"CITY",
            //    "country":"COUNTRY",
            //    "headimgurl": "http://wx.qlogo.cn/mmopen/g3MonUZtNHkdmzicIlibx6iaFqAc56vxLSUfpb6n5WKSYVY0ChQKkiaJSgQ1dZuTOgvLLrhJbERQQ4eMsv84eavHiaiceqxibJxCfHe/0",
            //    "privilege":[
            //        "PRIVILEGE1",
            //        "PRIVILEGE2"
            //    ],
            //    "unionid": " o6_bmasdasdsad6_2sgVt7hMZOPfL"
            //}
            var payload = JObject.Parse(content);

            int errorCode = WeixinAuthHandlerHelper.GetErrorCode(payload);

            if (errorCode != 0)
            {
                var error = "OAuth user information endpoint failure: " + await Display(response);

                Logger.LogError(error);
                return(null);
            }

            return(payload);
        }
コード例 #2
0
        /// <summary>
        /// 通过code换取网页授权access_token。通过code换取的是一个特殊的网页授权access_token,与基础支持中的access_token(该access_token用于调用其他接口)不同。
        /// </summary>
        /// <param name="refreshToken">refresh_token拥有较长的有效期(30天),当refresh_token失效的后,需要用户重新授权,所以,请开发者在refresh_token即将过期时(如第29天时),进行定时的自动刷新并保存好它。</param>
        /// <remarks>尤其注意:由于公众号的secret和获取到的access_token安全级别都非常高,必须只保存在服务器,不允许传给客户端。后续刷新access_token、通过access_token获取用户信息等步骤,也必须从服务器发起。</remarks>
        /// <returns></returns>
        public async Task <OAuthTokenResponse> GetToken(HttpClient backchannel, string tokenEndpoint, string appId, string appSecret, string code, CancellationToken cancellationToken)
        {
            var tokenRequestParameters = new Dictionary <string, string>()
            {
                ["appid"]      = appId,
                ["secret"]     = appSecret,
                ["code"]       = code,
                ["grant_type"] = "authorization_code"
            };

            var requestUrl = QueryHelpers.AddQueryString(tokenEndpoint, tokenRequestParameters);

            var response = await backchannel.GetAsync(requestUrl, cancellationToken);

            if (!response.IsSuccessStatusCode)
            {
                var error = "OAuth token endpoint failure: " + await Display(response);

                Logger.LogError(error);
                return(OAuthTokenResponse.Failed(new Exception(error)));
            }

            var content = await response.Content.ReadAsStringAsync();

            // {
            //    "access_token":"ACCESS_TOKEN",
            //    "expires_in":7200,
            //    "refresh_token":"REFRESH_TOKEN",
            //    "openid":"OPENID",
            //    "scope":"SCOPE",
            //    "unionid": "o6_bmasdasdsad6_2sgVt7hMZOPfL"
            //}
            var payload   = JObject.Parse(content);
            int errorCode = WeixinAuthHandlerHelper.GetErrorCode(payload);

            if (errorCode != 0)
            {
                var error = "OAuth token endpoint failure: " + await Display(response);

                Logger.LogError(error);
                return(OAuthTokenResponse.Failed(new Exception(error)));
            }

            //payload.Add("token_type", "");
            return(OAuthTokenResponse.Success(payload));
        }