标签：单点 string request json var Post SHA256 data public

Post请求接口，参数以json方式，SHA256计算加密

 /// <summary>
    /// 单点登陆
    /// </summary>
    /// <param name="context"></param>
    public void DDLogin(HttpContext context)
    {
        try
        {
            //APIKey
            var apikey = ConfigurationManager.AppSettings["APIkey"];
            //Secretkey
            var secretkey = ConfigurationManager.AppSettings["Secretkey"];
            //Uname
            var uname = LoginMethod.MemberID;
            //视频链接
            var videoUrl = context.Request.Form["HtmlUrl"];
            
            //生成随机数
            Random randObj = new Random();
            int value = randObj.Next(10000);
            string salt = value.ToString("0000");
            //SHA256计算加密生成签名
            string data = secretkey + salt;
            string signature = sha256(data);
            Method.Wlog("随机数："+salt+"  "+"签名signature：" + signature);

           string jsonParam = "{ \"apikey\":\"" + apikey + "\",\"salt\":\"" + salt + "\",\"signature\":\"" + signature + "\",\"uname\":\"" + uname + "\"}";
           
            Method.Wlog("单点登陆Json参数："+jsonParam);
            //请求接口地址
            string _url = "https://api.yunxuetang.cn/ell/sso";
            var request = (HttpWebRequest)WebRequest.Create(_url);
            request.Method = "POST";
            request.ContentType = "application/json;charset=UTF-8";
            byte[] byteData = Encoding.UTF8.GetBytes(jsonParam);
            int length = byteData.Length;
            request.ContentLength = length;
            Stream writer = request.GetRequestStream();
            writer.Write(byteData, 0, length);
            writer.Close();
            var response = (HttpWebResponse)request.GetResponse();
            var responseString = new StreamReader(response.GetResponseStream(), Encoding.GetEncoding("utf-8")).ReadToEnd();
            Method.Wlog("单点登陆返回结果："+responseString.ToString());
            VideoUrlInfo videoInfo = Newtonsoft.Json.JsonConvert.DeserializeObject<VideoUrlInfo>(responseString.ToString());
            if (!string.IsNullOrWhiteSpace(videoUrl))
            {
                videoUrl = HttpUtility.UrlEncode(videoUrl);
                videoInfo.data = videoInfo.data + "&fromurl=" + videoUrl;
            }
            string videoJson = JsonConvert.SerializeObject(videoInfo);
            Method.Wlog("单点登陆返回结果组合json字符串：" + videoJson);
            context.Response.Write(videoJson);
            return;
        }
        catch(Exception ex)
        {
            VideoUrlInfo videoUrlInfo = new VideoUrlInfo();
            videoUrlInfo.code = "-1";
            videoUrlInfo.message += "单点登陆接口异常：" + ex.Message;
            string videoJson = JsonConvert.SerializeObject(videoUrlInfo);
            context.Response.Write(videoJson);
            //context.Response.Write(ex.Message);
            return;
        }
    }


/// <summary>
    /// SHA256计算加密
    /// </summary>
    /// <param name="data"></param>
    /// <returns></returns>
    public string sha256(string data)
    {
        byte[] bytes = Encoding.UTF8.GetBytes(data);
        byte[] hash =  SHA256Managed.Create().ComputeHash(bytes);

        StringBuilder builder = new StringBuilder();
        for (int i = 0; i < hash.Length; i++)
        {
            builder.Append(hash[i].ToString("x2"));
        }

        return builder.ToString();
    }

/// <summary>
    /// 单点登陆第三方视频信息
    /// </summary>
    public class VideoUrlInfo {
        /// <summary>
        /// 编码
        /// </summary>
        public string code { get; set; }
        /// <summary>
        /// 消息
        /// </summary>
        public string message { get; set; }
        /// <summary>
        /// 链接
        /// </summary>
        public string data { get; set; }
        public string totalcount { get; set; }
    }

标签：单点,string,request,json,var,Post,SHA256,data,public
来源： https://blog.csdn.net/glxhyh/article/details/116272400

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