Basic OAuth Example for Linking Accounts with an Alexa Skill

alexa-oauth-example.js

var express = require('express')
var router = express.Router()
var qs = require('qs')

function login (req, res) {
  const query = qs.parse(req.query)
  req.session.alexa = query // store the variables for the redirect URI after successful login
  res.render('login')
}

function getRequestToken (req, res) {
  const token = '1234567890abcdefghij' // super secure token
  const alexa = req.session.alexa
  const url = `${alexa.redirect_uri}#access_token=${token}&state=${alexa.state}&token_type=bearer`
  res.redirect(url)
}

router.get('/login', login)
router.post('/oauth/authorize', getRequestToken)

module.exports = router

login.jade

extends layout

block content
  form(id='login', method='post', action='/oauth/authorize')
    .form-group
        label Username
        input.form-control(type='text', name='username')
    .form-group
        label Password
        input.form-control(type='password', name='password')

    button(type='submit') Submit