gamerocket/gamerocket/encryption.js

Gamerocket NodeJS Client Library

(function() {
  var Encryption, Utility, base64, crypto, querystring;

  crypto = require('crypto');

  querystring = require('querystring');

  base64 = require('base64');

  Utility = require('./utility').Utility;

  Encryption = (function() {
    function Encryption() {}

    Encryption.sign = function(method, url, parameters, secretKey) {
      var array_key, base_string, key, obj_param_sorted, qs, to_sha256, value, _i, _len;
      base_string = method + "&" + encodeURIComponent(url.toLowerCase()) + "&";
      qs = "";
      if (!Utility.objectIsEmpty(parameters)) {
        obj_param_sorted = {};
        array_key = [];
        for (key in parameters) {
          value = parameters[key];
          array_key.push(key);
        }
        array_key = array_key.sort();
        for (_i = 0, _len = array_key.length; _i < _len; _i++) {
          key = array_key[_i];
          obj_param_sorted[key] = parameters[key];
        }
        for (key in obj_param_sorted) {
          value = obj_param_sorted[key];
          value = encodeURIComponent(value);
        }
        qs = querystring.stringify(obj_param_sorted);
      }
      base_string += encodeURIComponent(qs);
      to_sha256 = crypto.createHash("sha256").update(base_string + secretKey).digest("hex");
      return base64.encode(to_sha256);
    };

    return Encryption;

  })();

  exports.Encryption = Encryption;

}).call(this);