/**
 * 根据淘宝官网提供的教程
 * http://open.taobao.com/doc2/detail.htm"blueimp-md5");

// 淘宝应用App信息(换成自己的)
var config = {
  AppKey: '233002**',
  AppSecret: '3403636b338e100399**'
};
exports.config=config;

var dySign = function (obj) {
  // 生成时间戳
  var time = new Date();
  var timestamp = time.getFullYear() + "-" +
    ("0" + (time.getMonth() + 1)).slice(-2) + "-" +
    ("0" + time.getDate()).slice(-2) + ' ' +
    ("0" + time.getHours()).slice(-2)  + ":" +
    ("0" + time.getMinutes()).slice(-2) + ":" +
    ("0" + time.getSeconds()).slice(-2);
  obj.timestamp = timestamp;

  // 程序key
  obj.app_key = config.AppKey;
  
  // 参数数组
  var arr = [];
  // 循环添加参数项
  for(var p in obj){
    arr.push(p + obj[p]);
  }
  // 2、按首字母升序排列
  arr.sort();
  // 3、连接字符串
  var msg = arr.join('');
  // console.log(msg);

  // 生成签名 sign hmac
  var sign = md5(msg, config.AppSecret);

  // 返回
  return sign.toUpperCase();
}

module.exports.dySign = dySign;

  var signGenerate = require('./create_dysign');
var http = require('http');
var qs = require('querystring');

var alidayuUrl = 'http://gw.api.taobao.com/router/rest';
// 短信发送的参数对象
var obj = {
  format: 'json',
  method: 'alibaba.aliqin.fc.sms.num.send',
  v: '2.0',
  timestamp: '2016-1-16 02:33:30',
  partner_id: 'top-sdk-nodejs-20160116',
  rec_num: '15110****', //手机号多个以逗号间隔
  sign_method: 'hmac',
  sms_type: 'normal',
  sms_param: '{"code":"giscafer","product":"alidayu短信测试"}',
  sms_free_sign_name: '身份验证',
  sms_template_code: 'SMS_4725038'
}
//生成签名并拼接请求参数链接
var sign = signGenerate.dySign(obj);
console.log('签名：', sign);

obj.sign = sign;
obj.app_key = signGenerate.config.AppKey;
var arr = [];
for (var p in obj) {
  arr.push(p + '=' + obj[p]);
}
var msg = arr.join('&')
var sendurl = alidayuUrl + '"执行完毕！");

req.end();