schema = require './user_schema' crypto = require 'crypto' request = require 'request' User = require './User' Handler = require '../commons/Handler' mongoose = require 'mongoose' config = require '../../server_config' errors = require '../commons/errors' async = require 'async' log = require 'winston' LevelSession = require('../levels/sessions/LevelSession') serverProperties = ['passwordHash', 'emailLower', 'nameLower', 'passwordReset'] privateProperties = [ 'permissions', 'email', 'firstName', 'lastName', 'gender', 'facebookID', 'gplusID', 'music', 'volume', 'aceConfig' ] UserHandler = class UserHandler extends Handler modelClass: User editableProperties: [ 'name', 'photoURL', 'password', 'anonymous', 'wizardColor1', 'volume', 'firstName', 'lastName', 'gender', 'facebookID', 'gplusID', 'emailSubscriptions', 'testGroupNumber', 'music', 'hourOfCode', 'hourOfCodeComplete', 'preferredLanguage', 'wizard', 'aceConfig', 'autocastDelay', 'lastLevel' ] 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, (err, response, body) -> log.warn "Error grabbing FB token: #{err}" if err 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, (err, response, body) -> log.warn "Error grabbing G+ token: #{err}" if err 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) -> log.error "Database error setting user email: #{err}" if err 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) -> log.error "Database error setting user name: #{err}" if err 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?._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 # TODO: Extend and repurpose this handler to return other public info about a user more flexibly, # say by a query parameter that lists public properties to return. returnWizard = req.query.wizard or req.body.wizard query = if returnWizard then {name:1, wizard:1} else {name:1} makeFunc = (id) -> (callback) -> User.findById(id, query).exec (err, document) -> return done(err) if err if document and returnWizard callback(null, {name:document.get('name'), wizard:document.get('wizard') or {}}) else 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() nameToID: (req, res, name) -> User.findOne({nameLower:name.toLowerCase()}).exec (err, otherUser) -> res.send(if otherUser then otherUser._id else JSON.stringify('')) res.end() post: (req, res) -> return @sendBadInputError(res, 'No input.') if _.isEmpty(req.body) return @sendBadInputError(res, 'Must have an anonymous user to post with.') unless req.user 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 @nameToID(req, res, args[0]) if args[1] is 'nameToID' return @getLevelSessions(req, res, args[0]) if args[1] is 'level.sessions' return @sendNotFoundError(res) agreeToCLA: (req, res) -> return @sendUnauthorizedError(res) unless req.user 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() getLevelSessions: (req, res, userID) -> return @sendUnauthorizedError(res) unless req.user._id+'' is userID or req.user.isAdmin() query = {'creator': userID} projection = null if req.query.project projection = {} projection[field] = 1 for field in req.query.project.split(',') LevelSession.find(query).select(projection).exec (err, documents) => return @sendDatabaseError(res, err) if err documents = (@formatEntity(req, doc) for doc in documents) @sendSuccess(res, documents) module.exports = new UserHandler()