396 lines
13 KiB
JavaScript
396 lines
13 KiB
JavaScript
const mw = require('../middleware.js')
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const mail = require('../mail.js')
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const User = require('../models.js').user
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const crypto = require('crypto')
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const moment = require('moment')
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const slugify = require('slug')
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const debug = require('debug')('tracman-routes-auth')
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const env = require('../env/env.js')
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module.exports = (app, passport) => {
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// Methods for success and failure
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const loginOutcome = {
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failureRedirect: '/login',
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failureFlash: true
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}
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const loginCallback = (req, res) => {
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debug(`Login callback called... redirecting to ${req.session.next}`)
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req.flash(req.session.flashType,req.session.flashMessage)
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req.session.flashType = undefined
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req.session.flashMessage = undefined
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res.redirect( req.session.next || '/map' )
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}
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const appLoginCallback = (req, res, next) => {
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debug('appLoginCallback called.')
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if (req.user){ res.send(req.user); }
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else {
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let err = new Error("Unauthorized")
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err.status = 401
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next(err)
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}
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}
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// Login
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app.route('/login')
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.get( (req,res) => {
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debug(`GET /login... checking if already logged in`)
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// Already logged in
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if (req.isAuthenticated()) {
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debug(`User is already logged in as ${req.user.id}`)
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loginCallback(req,res)
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// Show login page
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} else {
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debug(`Not logged in yet; showing login page`)
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res.render('login')
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}
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})
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.post( passport.authenticate('local',loginOutcome), loginCallback );
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// Logout
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app.get('/logout', (req, res) => {
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debug(`Logging out ${req.user.id}`)
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req.logout()
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req.flash('success',`You have been logged out.`)
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res.redirect( req.session.next || '/' )
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})
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// Signup
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app.route('/signup')
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.get( (req, res) => {
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debug('GET /signup ; redirecting to /login#signup')
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res.redirect('/login#signup')
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})
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.post( (req, res, next) => {
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debug('POST /signup')
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// Send token and alert user
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function sendToken(user){
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debug(`sendToken() called for user ${user.id}`)
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// Create a password token
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user.createPassToken( (err, token, expires) => {
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if (err) { debug(`Error creating password token for user ${user.id}!`)
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mw.throwErr(err, req)
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res.redirect('/login#signup')
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} else {
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debug(`Created password token for user ${user.id} successfully`)
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// Figure out expiration time
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let expirationTimeString = (req.query.tz)?
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moment(expires).utcOffset(req.query.tz).toDate().toLocaleTimeString(req.acceptsLanguages[0]):
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moment(expires).toDate().toLocaleTimeString(req.acceptsLanguages[0])+" UTC";
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debug(`expirationTimeString set to ${expirationTimeString}`)
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// Email the instructions to continue
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debug(`Emailing new user ${user.id} at ${user.email} instructions to create a password...`)
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mail.send({
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from: mail.noReply,
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to: `<${user.email}>`,
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subject: 'Complete your Tracman registration',
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text: mail.text(`Welcome to Tracman! \n\nTo complete your registration, follow this link and set your password:\n${env.url}/settings/password/${token}\n\nThis link will expire at ${expirationTimeString}. `),
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html: mail.html(`<p>Welcome to Tracman! </p><p>To complete your registration, follow this link and set your password:<br><a href="${env.url}/settings/password/${token}">${env.url}/settings/password/${token}</a></p><p>This link will expire at ${expirationTimeString}. </p>`)
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})
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.then(()=>{
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debug(`Successfully emailed new user ${user.id} instructions to continue`);
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req.flash('success', `An email has been sent to <u>${user.email}</u>. Check your inbox and follow the link to complete your registration. (Your registration link will expire in one hour). `);
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res.redirect('/login');
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})
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.then( () => {
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debug(`Successfully emailed new user ${user.id} instructions to continue`)
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req.flash('success', `An email has been sent to <u>${user.email}</u>. Check your inbox and follow the link to complete your registration. (Your registration link will expire in one hour). `)
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res.redirect('/login')
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})
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.catch( (err) => {
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debug(`Failed to email new user ${user.id} instructions to continue!`)
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mw.throwErr(err,req)
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res.redirect('/login#signup')
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})
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}
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})
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}
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// Validate email
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req.checkBody('email', 'Please enter a valid email address.').isEmail()
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// Check if somebody already has that email
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debug(`Searching for user with email ${req.body.email}...`)
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User.findOne({'email':req.body.email})
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.then( (user) => {
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// User already exists
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if (user && user.auth.password) {
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debug(`User ${user.id} has email ${req.body.email} and has a password`)
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req.flash('warning',`A user with that email already exists! If you forgot your password, you can <a href="/login/forgot?email=${req.body.email}">reset it here</a>.`)
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res.redirect('/login#login')
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next()
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// User exists but hasn't created a password yet
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} else if (user) {
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debug(`User ${user.id} has email ${req.body.email} but doesn't have a password... resending token`)
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// Send another token (or the same one if it hasn't expired)
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sendToken(user)
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// Create user
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} else {
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debug(`User with email ${req.body.email} doesn't exist; creating one`)
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user = new User()
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user.created = Date.now()
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user.email = req.body.email
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user.slug = slugify(user.email.substring(0, user.email.indexOf('@')))
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// Generate unique slug
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const slug = new Promise( (resolve, reject) => {
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debug(`Creating new slug for user...`)
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(function checkSlug(s,cb){
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debug(`Checking to see if slug ${s} is taken...`)
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User.findOne({slug:s})
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.then( (existingUser) => {
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// Slug in use: generate a random one and retry
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if (existingUser){
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debug(`Slug ${s} is taken; generating another...`)
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crypto.randomBytes(6, (err, buf) => {
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if (err) {
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debug('Failed to create random bytes for slug!')
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mw.throwErr(err, req)
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reject()
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}
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if (buf) {
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checkSlug( buf.toString('hex'), cb )
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}
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})
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}
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// Unique slug: proceed
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else {
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debug(`Slug ${s} is unique`)
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cb(s)
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}
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})
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.catch( (err) => {
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debug('Failed to create slug!')
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mw.throwErr(err, req)
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reject()
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})
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// Slug created successfully
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}) (user.slug, (newSlug) => {
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debug(`Successfully created slug: ${newSlug}`)
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user.slug = newSlug
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resolve()
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})
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})
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// Generate sk32
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const sk32 = new Promise( (resolve, reject) => {
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debug('Creating sk32 for user...')
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crypto.randomBytes( 32, (err, buf) => {
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if (err) {
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debug('Failed to create sk32!')
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mw.throwErr(err, req)
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reject()
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}
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if (buf) {
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user.sk32 = buf.toString('hex')
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debug(`Successfully created sk32: ${user.sk32}`)
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resolve()
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}
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})
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})
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// Save user and send the token by email
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Promise.all([slug, sk32])
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.then( user.save )
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.then( () => {
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debug(`User saved; sending token...`)
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sendToken(user)
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user.save()
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})
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.catch( (err)=>{
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debug('Failed to save user after creating slug and sk32! Token not sent')
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mw.throwErr(err,req)
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res.redirect('/login#signup')
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})
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}
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})
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.catch( (err) => {
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debug(`Failed to check if somebody already has the email ${req.body.email}`)
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mw.throwErr(err,req)
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res.redirect('/login#signup')
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})
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})
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// Forgot password
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app.route('/login/forgot')
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.all( (req, res, next) => {
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debug(`/login/fogot requested`)
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// Check if user is already logged in
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if (req.isAuthenticated()) {
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debug(`User is already logged in as ${req.user.id}`)
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loginCallback(req,res)
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} else {
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next()
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}
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} )
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// Show forgot password page
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.get( (req, res, next) => {
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debug(`GET /login/forgot ; loading forgot password form...`)
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res.render('forgot', {email:req.query.email})
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} )
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// Submitted forgot password form
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.post( (req, res, next) => {
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debug(`POST /login/forgot ; checking email ${req.body.email}...`)
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// Validate email
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req.checkBody('email', 'Please enter a valid email address.').isEmail()
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// Check if somebody has that email
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User.findOne({'email':req.body.email})
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.then( (user) => {
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// No user with that email
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if (!user) {
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debug(`No user with that email exists; Ignoring request to reset password`)
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// Don't let on that no such user exists, to prevent dictionary attacks
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req.flash('success', `If an account exists with the email <u>${req.body.email}</u>, an email has been sent there with a password reset link. `)
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res.redirect('/login')
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// User with that email does exist
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} else {
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debug(`User ${user.id} has that email; creating reset token...`)
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// Create reset token
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user.createPassToken( (err, token) => {
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if (err) {
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debug('Error creating password token')
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next(err)
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}
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// Token created successfully
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if (token) {
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debug(`Token ${token} created; sending email to ${user.email}...`)
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// Email reset link
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mail.send({
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from: mail.noReply,
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to: mail.to(user),
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subject: 'Reset your Tracman password',
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text: mail.text(`Hi, \n\nDid you request to reset your Tracman password? If so, follow this link to do so:\n${env.url}/settings/password/${token}\n\nIf you didn't initiate this request, just ignore this email. `),
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html: mail.html(`<p>Hi, </p><p>Did you request to reset your Tracman password? If so, follow this link to do so:<br><a href="${env.url}/settings/password/${token}">${env.url}/settings/password/${token}</a></p><p>If you didn't initiate this request, just ignore this email. </p>`)
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})
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// Successfully sent reset link
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.then( () => {
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debug(`Reset link sent successfully`)
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req.flash('success', `If an account exists with the email <u>${req.body.email}</u>, an email has been sent there with a password reset link. `)
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res.redirect('/login')
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})
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// Failed to email reset link
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.catch( (err) => {
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debug(`Failed to send reset link`)
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mw.throwErr(err, req)
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res.redirect('/login')
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})
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}
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})
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}
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})
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// Failed to check if somebody has that email
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.catch( (err) => {
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debug(`Failed to check for if somebody has that email (in reset request)!`)
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mw.throwErr(err,req)
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res.redirect('/login/forgot')
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})
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} )
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// Android
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app.post('/login/app', passport.authenticate('local'), appLoginCallback)
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// Token-based (android social)
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app.get(['/login/app/google','/auth/google/idtoken'], passport.authenticate('google-token'), appLoginCallback)
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// app.get('/login/app/facebook', passport.authenticate('facebook-token'), appLoginCallback)
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// app.get('/login/app/twitter', passport.authenticate('twitter-token'), appLoginCallback)
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// Social
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app.get('/login/:service', (req, res, next) => {
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debug(`GET /login/:service for ${service} service`)
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// Set params
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let service = req.params.service
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let sendParams = (service==='google')?{scope:['https://www.googleapis.com/auth/userinfo.profile']}:null
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// Social login
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if (!req.user) {
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debug(`Attempting to login with ${service} with params: ${JSON.stringify(sendParams)}...`)
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passport.authenticate(service, sendParams)(req, res, next)
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}
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// Connect social account
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else if (!req.user.auth[service]) {
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debug(`Attempting to connect ${service} account...`)
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passport.authorize(service, sendParams)(req, res, next)
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}
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// Disconnect social account
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else {
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debug(`Attempting to disconnect ${service} account...`)
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// Make sure the user has a password before they disconnect their google login account
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// This is because login used to only be through google, and some people might not have
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// set passwords yet...
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if (!req.user.auth.password && service==='google') {
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debug(`User doesn't have a password yet and can't disconnect their google account`)
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req.flash('warning',`Hey, you need to <a href="/settings/password">set a password</a> before you can disconnect your google account. Otherwise, you won't be able to log in! `)
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res.redirect('/settings')
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} else {
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debug(`Disconnecting ${service} account`)
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req.user.auth[service] = undefined
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req.user.save()
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.then( () => {
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debug(`${mw.capitalize(service)} account disconnected successfully`)
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req.flash('success',`${mw.capitalize(service)} account disconnected`)
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res.redirect('/settings')
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})
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.catch( (err) => {
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debug(`Unable to disconnect ${service} account`)
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mw.throwErr(err,req)
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res.redirect('/settings')
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})
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}
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}
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})
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// Login callbacks
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app.get('/login/google/cb', passport.authenticate('google',loginOutcome), loginCallback )
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app.get('/login/facebook/cb', passport.authenticate('facebook',loginOutcome), loginCallback )
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app.get('/login/twitter/cb', passport.authenticate('twitter',loginOutcome), loginCallback )
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}
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