/// <summary>/// 获取jssdk配置/// </summary>/// <returns></returns>public IActionResult GetJSSDKConfig(){ string appid = ""; // appid string secret = ""; //appsecret string timestamp = GenerateTimeStamp();//时间戳 string noncestr = GenerateNonceStr();//随机字符串 string signature = "";//签名 string url1 = $"https://api.weixin.qq.com/cgi-bin/token? grant_type=client_credential&appid={appid}&secret={secret}";//获取token string result = Get(url1); JsonData jd = JsonMapper.ToObject(result); string access_token = (string)jd["access_token"]; //2. 用第一步拿到的access_token 采用http GET方式请求获得jsapi_ticket（有效期7200 秒，开发者必须在自己的服务全局缓存jsapi_ticket） string url2 = $"https://api.weixin.qq.com/cgi-bin/ticket/getticket? access_token={access_token}&type=jsapi";//开发者临时票据 string result2 = Get(url2); JsonData jd2 = JsonMapper.ToObject(result2); string ticket = (string)jd2["ticket"]; //3. 开始签名 string now_url = Get("nowUrl", ""); string no_jiami = $"jsapi_ticket={ticket}&noncestr={noncestr}&timestamp={timestamp}&url={now_url}"; //SHA1加密 signature = EncryHelper.SHA1_Encrypt(no_jiami); var newData = new { appid, timestamp, noncestr, signature };}/// <summary>/// 生成时间戳，标准北京时间，时区为东八区，自1970年1月1日 0点0分0秒以来的秒数/// </summary>/// <returns>时间戳</returns>public string GenerateTimeStamp(){ TimeSpan ts = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0); return Convert.ToInt64(ts.TotalSeconds).ToString();}/// <summary>/// 生成随机串，随机串包含字母或数字/// </summary>/// <returns>随机串</returns>public static string GenerateNonceStr(){ return Guid.NewGuid().ToString().Replace("-", "");}/// <summary>/// 处理http GET请求，返回数据/// </summary>/// <param name="url">请求的url地址</param>/// <returns>http GET成功后返回的数据，失败抛WebException异常</returns>public string Get(string url){ System.GC.Collect(); string result = ""; HttpWebRequest request = null; HttpWebResponse response = null; //请求url以获取数据 try { //设置最大连接数 ServicePointManager.DefaultConnectionLimit = 200; //设置https验证方式 if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase)) { ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult); } /*************************************************************** * 下面设置HttpWebRequest的相关属性 * ************************************************************/ request = (HttpWebRequest)WebRequest.Create(url); request.Method = "GET"; //设置代理 //WebProxy proxy = new WebProxy(); //proxy.Address = new Uri(WxPayConfig.PROXY_URL); //request.Proxy = proxy; //获取服务器返回 response = (HttpWebResponse)request.GetResponse(); //获取HTTP返回数据 StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8); result = sr.ReadToEnd().Trim(); sr.Close(); } catch (System.Threading.ThreadAbortException e) { Log.Error("HttpService","Thread - caught ThreadAbortException - resetting."); Log.Error("Exception message: {0}", e.Message); System.Threading.Thread.ResetAbort(); } catch (WebException e) { Log.Error("HttpService", e.ToString()); if (e.Status == WebExceptionStatus.ProtocolError) { Log.Error("HttpService", "StatusCode : " + ((HttpWebResponse)e.Response).StatusCode); Log.Error("HttpService", "StatusDescription : " + ((HttpWebResponse)e.Response).StatusDescription); } throw new WxPayException(e.ToString()); } catch (Exception e) { Log.Error("HttpService", e.ToString()); throw new WxPayException(e.ToString()); } finally { //关闭连接和流 if (response != null) { response.Close(); } if (request != null) { request.Abort(); } } return result;}