node-511/lib/client.js

Lightweight node.js wrapper for the 511.org real time driving times and transit departure APIs

// Generated by CoffeeScript 1.7.1
(function() {
  var Client, url;

  url = require('url');

  Client = (function() {
    Client.tokenRegistrationURL = 'http://511.org/developer-resources_api-security-token_rtt.asp';

    function Client(options) {
      var bindInvoke, error, path, service, urlObj, _ref, _ref1, _ref2, _service;
      if (options == null) {
        options = {};
      }
      this.token = (function() {
        if ((_ref = options.token) != null) {
          return _ref;
        } else {
          throw new Error("No token specified - please see: " + Client.tokenRegistrationURL);
        }
      })();
      this.host = (_ref1 = options.host) != null ? _ref1 : 'http://services.my511.org';
      this.paths = {
        GetAgencies: '/Transit2.0/GetAgencies.aspx',
        GetRoutesForAgencies: '/Transit2.0/GetRoutesForAgencies.aspx',
        GetRoutesForAgency: '/Transit2.0/GetRoutesForAgency.aspx',
        GetStopsForRoute: '/Transit2.0/GetStopsForRoute.aspx',
        GetStopsForRoutes: '/Transit2.0/GetStopsForRoutes.aspx',
        GetNextDeparturesByStopName: '/Transit2.0/GetNextDeparturesByStopName.aspx'
      };
      this.services = [];
      _ref2 = this.paths;
      for (service in _ref2) {
        path = _ref2[service];
        try {
          urlObj = url.parse(this.host);
          urlObj.pathname = path;
          _service = new (require("./apis/" + service))(url.format(urlObj));
          bindInvoke = function(s) {
            return function(callback, options) {
              if (options == null) {
                options = {};
              }
              if (callback == null) {
                callback = function() {};
              }
              options.token = this.token;
              return s.invoke(options, callback);
            };
          };
          this[service] = bindInvoke(_service);
        } catch (_error) {
          error = _error;
          console.warn("Error loading service: " + service);
          this[service] = function(callback) {
            if (callback == null) {
              callback = function() {};
            }
            return callback(new Error("Service " + service + " was not loaded correctly"));
          };
        }
      }
    }

    return Client;

  })();

  module.exports = Client;

}).call(this);