飞鹅云打印 API_C#

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飞鹅云打印: 提交订单支付成功后台自动打印，实现无人销售，自动打印，后台统计打印记录功能；

有自带WIFY：连接到wify就可以打印小票；

有自动SIM卡：第1年免流量费，第2年30一年

#region 飞鹅云打印-API

//飞鹅云打印
 public string print(string USER, string UKEY, string SN, string merchantName, string payType, string payTotalMoney, string realyPayTotalMoney, string payStatus, string orderNo, string deviceNo, string qrurl)
 {
 //标签说明：
 //单标签:
 //" "为换行,"<CUT>"为切刀指令(主动切纸,仅限切刀打印机使用才有效果)
 //"<LOGO>"为打印LOGO指令(前提是预先在机器内置LOGO图片),"<PLUGIN>"为钱箱或者外置音响指令
 //成对标签：
 //"<CB></CB>"为居中放大一倍,""为放大一倍,"<C></C>"为居中,<L></L>字体变高一倍
 //<W></W>字体变宽一倍,"<QR></QR>"为二维码,"<BOLD></BOLD>"为字体加粗,"<RIGHT></RIGHT>"为右对齐

            //string USER = //*必填*：登录管理后台的账号名
            //string UKEY =//*必填*: 注册账号后生成的UKEY
            //string SN =    //*必填*：打印机编号，必须要在管理后台里手动添加打印机或者通过API添加之后，才能调用API

string URL = "http://api.feieyun.cn/Api/Open/";//不需要修改

//拼凑订单内容时可参考如下格式
 string orderInfo;
 //orderInfo = "<CB>中国福彩惠州</CB> ";
 //orderInfo += " ";
 //orderInfo += "-------------------------------- ";
 //orderInfo += "交易类型：" + " 微信支付 ";
 //orderInfo += "总金额：" + " 100.00元 ";
 //orderInfo += "用户实付：" + " 100.00元 ";
 //orderInfo += "支付状态：" + " 支付完成 ";
 //orderInfo += "-------------------------------- ";
 //orderInfo += "订单编号：" + " ";
 //orderInfo += "终端编号：" + SN + " ";
 //orderInfo += "台号：" + " *** ";
 //orderInfo += "日期：" + System.DateTime.Now + " ";
 //orderInfo += "----------请扫描二维码----------";
 //orderInfo += "<QR>http://www.dzist.com</QR>";//把二维码字符串用标签套上即可自动生成二维码
 //orderInfo += " ";

orderInfo = "<CB>" + merchantName + "</CB> ";
 orderInfo += " ";
 orderInfo += "-------------------------------- ";
 orderInfo += "交易类型：" + payType + " ";
 orderInfo += "总金额：" + payTotalMoney + "元 ";
 orderInfo += "用户实付：" + realyPayTotalMoney + "元 ";
 orderInfo += "支付状态：" + payStatus + " ";
 orderInfo += "-------------------------------- ";
 orderInfo += "订单编号：" + orderNo + " ";
 orderInfo += "终端编号：" + SN + " ";
 orderInfo += "台号：" + deviceNo + " ";
 orderInfo += "日期：" + System.DateTime.Now + " ";
 //orderInfo += "----------请扫描二维码----------";
 orderInfo += "--------------------------------";
 orderInfo += "请妥善保管好购物凭证多谢惠顾！";
 orderInfo += "<QR>" + qrurl + "</QR>";//把二维码字符串用标签套上即可自动生成二维码
 orderInfo += " ";

            orderInfo = Uri.EscapeDataString(orderInfo);
            HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(URL);
            req.Method = "POST";
            UTF8Encoding encoding = new UTF8Encoding();

            string postData = "sn=" + SN;
            postData += ("&content=" + orderInfo);
            postData += ("&times=" + "1");//默认1联

            int itime = DateTimeToStamp(System.DateTime.Now);//时间戳秒数
            string stime = itime.ToString();
            string sig = sha1(USER, UKEY, stime);

            //公共参数
            postData += ("&user=" + USER);
            postData += ("&stime=" + stime);
            postData += ("&sig=" + sig);
            postData += ("&apiname=" + "Open_printMsg");

byte[] data = encoding.GetBytes(postData);

            req.ContentType = "application/x-www-form-urlencoded";
            req.ContentLength = data.Length;
            Stream resStream = req.GetRequestStream();

resStream.Write(data, 0, data.Length);
resStream.Close();

            HttpWebResponse response;
            string strResult;
            try
            {
                response = (HttpWebResponse)req.GetResponse();
                StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
                strResult = reader.ReadToEnd();
            }
            catch (WebException ex)
            {
                response = (HttpWebResponse)ex.Response;
                strResult = response.StatusCode.ToString();//错误信息
            }

            response.Close();
            req.Abort();
            //服务器返回的JSON字符串，建议要当做日志记录起来
            Logger.Instance.APIInfoFormat("飞鹅云打印 result->{0}", strResult);
            return strResult;

}

        //签名USER,UKEY,STIME
        public static string sha1(string user, string ukey, string stime)
        {
            var buffer = Encoding.UTF8.GetBytes(user + ukey + stime);
            var data = SHA1.Create().ComputeHash(buffer);

            var sb = new StringBuilder();
            foreach (var t in data)
            {
                sb.Append(t.ToString("X2"));
            }

return sb.ToString().ToLower();

}

        private static int DateTimeToStamp(System.DateTime time)
        {
            System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1)); return (int)(time - startTime).TotalSeconds;
        }

#endregion