统一身份认证服务 源码(客户端)

        /// 
        /// 参考说明:http请求统一身份认证服务
        /// 
        /// 服务地址,服务地址参考统一身份认证服务API页面
        /// HTTP 请求方法
        /// HTTP POST 请求时,传入对象参数
        /// 远程统一认证服务响应消息
        private string HttpRequest(string address, EnumHttpMethod method, string paramObj)
        {
            using (WebClient httpClient = new WebClient())
            {
                //步骤1:设置统一身份认证服务的服务地址
                httpClient.BaseAddress = IOVAuthrizeBaseUri;
                //步骤2:HTTP 请求的标头中需要添加“Authorization”,参考如下:
                httpClient.Headers.Add("Content-Type", "application/json");
                httpClient.Headers.Add("Authorization", GetAuthorization(AppID, AppSecret));
                try
                {
                    //步骤3:请求远程资源
                    string response = string.Empty;
                    if (method == EnumHttpMethod.POST)
                    {
                        //序列化对象参数
                        var jsonObj = JsonConvert.SerializeObject(paramObj);
                        //编码
                        byte[] postData = Encoding.UTF8.GetBytes(jsonObj);
                        //POST请求
                        byte[] responseData = httpClient.UploadData(address, "POST", postData); // 得到返回字符流
                        response = Encoding.UTF8.GetString(responseData);// 解码 
                    }
                    else
                    {
                        //特别说明:address 在GET请求形势下,如果有参数address示例:api/Token/Refresh?accessToken={accessToken}
                        byte[] responseData = httpClient.DownloadData(address); // 得到返回字符流
                        response = Encoding.UTF8.GetString(responseData);// 解码 
                    }
                    return response;
                }
                catch (WebException ex)
                {
                    //获取统一认证服务返回的信息
                    var res = (HttpWebResponse)ex.Response;
                    //HTTP状态401:身份认证不通过
                    if (res.StatusCode == HttpStatusCode.Unauthorized)
                    {
                        //未授权,尝试检查步骤2。错误原因(1):未添加“Authorization”;错误原因(2):应用ID或应用秘钥不正确。
                        return string.Empty;
                    }
                    else
                    {
                        //获取详细的错误信息,这时可能统一身份认证服务出现内部异常或者客户端出现内部异常,可使用
                        //下面代码抛出异常明细
                        StreamReader sr = new StreamReader(res.GetResponseStream());
                        var strHtml = sr.ReadToEnd();
                        throw new Exception(strHtml);
                    }
                }
            }
        }
        /// 
        /// 获取Authorization标头值
        /// 
        /// 统一认证服务颁发的应用ID
        /// 统一认证服务颁发的应用秘钥
        /// 标头值
        private string GetAuthorization(string appID, string appSecret)
        {
            var authorization = string.Format("{0}:{1}", appID, appSecret);
            return "Basic " + Convert.ToBase64String(new ASCIIEncoding().GetBytes(authorization));
        }
        /// 
        /// HTTP 请求方法
        /// 
        public enum EnumHttpMethod
        {
            POST,
            GET
        }

  

转载于:https://www.cnblogs.com/fjzhang/p/7908140.html

你可能感兴趣的:(统一身份认证服务 源码(客户端))