DEMO: Voice/Balance - 语音余额查询

var request = require('request');
var crypto = require('crypto');
var appid = "input your appid";
var appkey = "input your appkey";
var api = "https://api-v4.mysubmail.com/balance/voice";

//生成加密签名
function BuildSignature(params){
    var sorted = [];
    for(var key in params) {
        sorted[sorted.length] = key;
    }
    sorted.sort();
    var tempDict = {};
    for(var i = 0; i < sorted.length; i++) {
        tempDict[sorted[i]] = params[sorted[i]];
    }
    var signStr = "";
    for(var key in tempDict) {
        signStr += key + '=' + tempDict[key] + '&'; 
    }
    signStr = signStr.substring(0, signStr.length-1);
    signStr = appid + appkey + signStr + appid + appkey; 
    var md5sum = crypto.createHash('md5');
    md5sum.update(signStr);
    return md5sum.digest('hex');
}

//无加密示例
request.post({
    url: api, 
    formData: {
        appid:appid,
        signature:appkey
    }
}, function optionalCallback(err, httpResponse, body) {
    if (err) {
        return console.error(err);
    }
    console.log(body);
});

//加密示例
request({
    uri: "https://api-v4.mysubmail.com/service/timestamp",
    method: 'GET'
}, function(error, response, body) {
    var result = JSON.parse(body);
    var requestParams = {}
    requestParams['timestamp'] = result["timestamp"];
    requestParams['sign_type'] = "md5";
    requestParams['appid'] = appid;
    requestParams['signature'] = BuildSignature(requestParams);
    request.post({
        url: api, 
        formData: requestParams
    }, function optionalCallback(err, httpResponse, body) {
        if (err) {
            return console.error(err);
        }
        console.log(body);
    });
});