codecombat/server/users/user_handler.coffee
2014-02-17 15:19:19 -08:00

199 lines
7.1 KiB
CoffeeScript

schema = require './user_schema'
crypto = require 'crypto'
request = require 'request'
User = require './User'
Handler = require '../commons/Handler'
languages = require '../routes/languages'
mongoose = require 'mongoose'
config = require '../../server_config'
errors = require '../commons/errors'
async = require 'async'
serverProperties = ['passwordHash', 'emailLower', 'nameLower', 'passwordReset']
privateProperties = ['permissions', 'email', 'firstName', 'lastName', 'gender', 'facebookID', 'music', 'volume']
UserHandler = class UserHandler extends Handler
modelClass: User
editableProperties: [
'name', 'photoURL', 'password', 'anonymous', 'wizardColor1', 'volume',
'firstName', 'lastName', 'gender', 'facebookID', 'emailSubscriptions',
'testGroupNumber', 'music', 'hourOfCode', 'hourOfCodeComplete', 'preferredLanguage',
'wizard'
]
jsonSchema: schema
constructor: ->
super(arguments...)
@editableProperties.push('permissions') unless config.isProduction
formatEntity: (req, document) ->
return null unless document?
obj = document.toObject()
delete obj[prop] for prop in serverProperties
includePrivates = req.user and (req.user.isAdmin() or req.user._id.equals(document._id))
delete obj[prop] for prop in privateProperties unless includePrivates
# emailHash is used by gravatar
hash = crypto.createHash('md5')
if document.get('email')
hash.update(_.trim(document.get('email')).toLowerCase())
else
hash.update(@_id+'')
obj.emailHash = hash.digest('hex')
return obj
waterfallFunctions: [
# FB access token checking
# Check the email is the same as FB reports
(req, user, callback) ->
fbID = req.query.facebookID
fbAT = req.query.facebookAccessToken
return callback(null, req, user) unless fbID and fbAT
url = "https://graph.facebook.com/me?access_token=#{fbAT}"
request(url, (error, response, body) ->
body = JSON.parse(body)
emailsMatch = req.body.email is body.email
return callback(res:'Invalid Facebook Access Token.', code:422) unless emailsMatch
callback(null, req, user)
)
# GPlus access token checking
(req, user, callback) ->
gpID = req.query.gplusID
gpAT = req.query.gplusAccessToken
return callback(null, req, user) unless gpID and gpAT
url = "https://www.googleapis.com/oauth2/v2/userinfo?access_token=#{gpAT}"
request(url, (error, response, body) ->
body = JSON.parse(body)
emailsMatch = req.body.email is body.email
return callback(res:'Invalid G+ Access Token.', code:422) unless emailsMatch
callback(null, req, user)
)
# Email setting
(req, user, callback) ->
return callback(null, req, user) unless req.body.email?
emailLower = req.body.email.toLowerCase()
return callback(null, req, user) if emailLower is user.get('emailLower')
User.findOne({emailLower:emailLower}).exec (err, otherUser) ->
return callback(res:'Database error.', code:500) if err
if (req.query.gplusID or req.query.facebookID) and otherUser
# special case, log in as that user
return req.logIn(otherUser, (err) ->
return callback(res:'Facebook user login error.', code:500) if err
return callback(null, req, otherUser)
)
r = {message:'is already used by another account', property:'email'}
return callback({res:r, code:409}) if otherUser
user.set('email', req.body.email)
callback(null, req, user)
# Name setting
(req, user, callback) ->
return callback(null, req, user) unless req.body.name
nameLower = req.body.name?.toLowerCase()
return callback(null, req, user) if nameLower is user.get('nameLower')
User.findOne({nameLower:nameLower}).exec (err, otherUser) ->
return callback(res:'Database error.', code:500) if err
r = {message:'is already used by another account', property:'name'}
return callback({res:r, code:409}) if otherUser
user.set('name', req.body.name)
callback(null, req, user)
]
getById: (req, res, id) ->
if req.user and req.user._id.equals(id)
return @sendSuccess(res, @formatEntity(req, req.user))
super(req, res, id)
getNamesByIds: (req, res) ->
ids = req.query.ids or req.body.ids
ids = ids.split(',') if _.isString ids
ids = _.uniq ids
makeFunc = (id) ->
(callback) ->
User.findById(id, {name:1}).exec (err, document) ->
return done(err) if err
callback(null, document?.get('name') or '')
funcs = {}
for id in ids
return errors.badInput(res, "Given an invalid id: #{id}") unless Handler.isID(id)
funcs[id] = makeFunc(id)
async.parallel funcs, (err, results) ->
return errors.serverError err if err
res.send results
res.end()
post: (req, res) ->
return @sendBadInputError(res, 'No input.') if _.isEmpty(req.body)
return @sendBadInputError(res, 'Existing users cannot create new ones.') unless req.user.get('anonymous')
req.body._id = req.user._id if req.user.get('anonymous')
@put(req, res)
hasAccessToDocument: (req, document) ->
if req.route.method in ['put', 'post', 'patch']
return true if req.user.isAdmin()
return req.user._id.equals(document._id)
return true
getByRelationship: (req, res, args...) ->
return @agreeToCLA(req, res) if args[1] is 'agreeToCLA'
return @avatar(req, res, args[0]) if args[1] is 'avatar'
return @getNamesByIds(req, res) if args[1] is 'names'
return @sendNotFoundError(res)
agreeToCLA: (req, res) ->
doc =
user: req.user._id+''
email: req.user.get 'email'
name: req.user.get 'name'
githubUsername: req.body.githubUsername
created: new Date()+''
collection = mongoose.connection.db.collection 'cla.submissions', (err, collection) =>
return @sendDatabaseError(res, err) if err
collection.insert doc, (err) =>
return @sendDatabaseError(res, err) if err
req.user.set('signedCLA', doc.created)
req.user.save (err) =>
return @sendDatabaseError(res, err) if err
@sendSuccess(res, {result:'success'})
avatar: (req, res, id) ->
@modelClass.findById(id).exec (err, document) ->
return @sendDatabaseError(res, err) if err
res.redirect(document?.get('photoURL') or '/images/generic-wizard-icon.png')
res.end()
module.exports = new UserHandler()
module.exports.setupMiddleware = (app) ->
app.use (req, res, next) ->
if req.user
next()
else
user = new User({anonymous:true})
user.set 'testGroupNumber', Math.floor(Math.random() * 256) # also in app/lib/auth
user.set 'preferredLanguage', languages.languageCodeFromAcceptedLanguages req.acceptedLanguages
loginUser(req, res, user, false, next)
loginUser = (req, res, user, send=true, next=null) ->
user.save((err) ->
if err
return @sendDatabaseError(res, err)
req.logIn(user, (err) ->
if err
return @sendDatabaseError(res, err)
if send
return @sendSuccess(res, user)
next() if next
)
)