tracman-server/config/middleware.js

'use strict'

const env = require('./env/env.js')

module.exports = {

  // Throw error
  throwErr: (err, req = null) => {
    console.error(`❌️ ${err.stack}`)
    if (req) {
      if (env.mode === 'production') {
        req.flash('danger', 'An error occured. <br>Would you like to <a href="https://github.com/Tracman-org/Server/issues/new">report it</a>?')
      } else { // development
        req.flash('danger', err.message)
      }
    }
  },

  // Capitalize the first letter of a string
  capitalize: (str) => {
    return str.charAt(0).toUpperCase() + str.slice(1)
  },

  // Validate an email address
  validateEmail: (email) => {
    var re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
    return re.test(email)
  },

  // Ensure authentication
  ensureAuth: (req, res, next) => {
    if (req.isAuthenticated()) { return next() } else { res.redirect('/login') }
  },

  // Ensure administrator
  ensureAdmin: (req, res, next) => {
    if (req.isAuthenticated() && req.user.isAdmin) { return next() } else {
      let err = new Error('Unauthorized')
      err.status = 401
      next(err)
    }
    // TODO: test this by logging in as !isAdmin and go to /admin
  }

}