harmonyhubjs-client/lib/login/auth.js

harmonyhubjs-client is a Node.JS library which allows you to interact with your Logitech Harmony Hub.

var debug = require('debug')('harmonyhubjs:client:login:auth')
var request = require('request')
var Q = require('q')
var logitechUrl = 'https://svcs.myharmony.com/CompositeSecurityServices/Security.svc/json/GetUserAuthToken'

/** Function: getUserAuthToken
 * Connects to Logitechs web service to retrieve a userAuthToken. This token
 * then can be used to login to a Harmony hub as guest.
 *
 * Parameters:
 *     (String) email - E-mail address of a Harmony account
 *     (String) password - Password of a Harmony account
 *
 * Returns:
 *     (Q.promise) - When resolved, passes the userAuthToken.
 */
function getUserAuthToken (email, password) {
  debug('retrieve userAuthToken from logitech for email ' + email)

  var deferred = Q.defer()

  request.post({
    method: 'post',
    url: logitechUrl,
    json: true,
    body: {
      email: email,
      password: password
    }
  }, function (error, response, body) {
    if (!error) {
      if (!body.ErrorCode) {
        debug('userAuthToken retrieved')

        var authToken = body.GetUserAuthTokenResult.UserAuthToken
        debug('authToken: ' + authToken)

        deferred.resolve(authToken)
      } else {
        debug('failed to retrieve userAuthToken')

        deferred.reject(new Error(
          'Could not retrieve userAuthToken via Logitech! ' +
          'Please check email & password.'
        ))
      }
    } else {
      debug('HTTP error: ' + error)
      deferred.reject(error)
    }
  })

  return deferred.promise
}

module.exports = getUserAuthToken