wikijs-fork/server/models/users.js

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/* global WIKI */
const bcrypt = require('bcryptjs-then')
const _ = require('lodash')
const tfa = require('node-2fa')
const securityHelper = require('../helpers/security')
const jwt = require('jsonwebtoken')
const Model = require('objection').Model
const validate = require('validate.js')
const bcryptRegexp = /^\$2[ayb]\$[0-9]{2}\$[A-Za-z0-9./]{53}$/
/**
* Users model
*/
module.exports = class User extends Model {
static get tableName() { return 'users' }
static get jsonSchema () {
return {
type: 'object',
required: ['email'],
properties: {
id: {type: 'integer'},
email: {type: 'string', format: 'email'},
name: {type: 'string', minLength: 1, maxLength: 255},
providerId: {type: 'string'},
password: {type: 'string'},
role: {type: 'string', enum: ['admin', 'guest', 'user']},
tfaIsActive: {type: 'boolean', default: false},
tfaSecret: {type: 'string'},
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jobTitle: {type: 'string'},
location: {type: 'string'},
pictureUrl: {type: 'string'},
isSystem: {type: 'boolean'},
isActive: {type: 'boolean'},
isVerified: {type: 'boolean'},
createdAt: {type: 'string'},
updatedAt: {type: 'string'}
}
}
}
static get relationMappings() {
return {
groups: {
relation: Model.ManyToManyRelation,
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modelClass: require('./groups'),
join: {
from: 'users.id',
through: {
from: 'userGroups.userId',
to: 'userGroups.groupId'
},
to: 'groups.id'
}
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},
provider: {
relation: Model.BelongsToOneRelation,
modelClass: require('./authentication'),
join: {
from: 'users.providerKey',
to: 'authentication.key'
}
},
defaultEditor: {
relation: Model.BelongsToOneRelation,
modelClass: require('./editors'),
join: {
from: 'users.editorKey',
to: 'editors.key'
}
},
locale: {
relation: Model.BelongsToOneRelation,
modelClass: require('./locales'),
join: {
from: 'users.localeCode',
to: 'locales.code'
}
}
}
}
async $beforeUpdate(opt, context) {
await super.$beforeUpdate(opt, context)
this.updatedAt = new Date().toISOString()
if (!(opt.patch && this.password === undefined)) {
await this.generateHash()
}
}
async $beforeInsert(context) {
await super.$beforeInsert(context)
this.createdAt = new Date().toISOString()
this.updatedAt = new Date().toISOString()
await this.generateHash()
}
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// ------------------------------------------------
// Instance Methods
// ------------------------------------------------
async generateHash() {
if (this.password) {
if (bcryptRegexp.test(this.password)) { return }
this.password = await bcrypt.hash(this.password, 12)
}
}
async verifyPassword(pwd) {
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if (await bcrypt.compare(pwd, this.password) === true) {
return true
} else {
throw new WIKI.Error.AuthLoginFailed()
}
}
async enableTFA() {
let tfaInfo = tfa.generateSecret({
name: WIKI.config.site.title
})
return this.$query.patch({
tfaIsActive: true,
tfaSecret: tfaInfo.secret
})
}
async disableTFA() {
return this.$query.patch({
tfaIsActive: false,
tfaSecret: ''
})
}
async verifyTFA(code) {
let result = tfa.verifyToken(this.tfaSecret, code)
return (result && _.has(result, 'delta') && result.delta === 0)
}
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getGlobalPermissions() {
return _.uniq(_.flatten(_.map(this.groups, 'permissions')))
}
getGroups() {
return _.uniq(_.map(this.groups, 'id'))
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}
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// ------------------------------------------------
// Model Methods
// ------------------------------------------------
static async processProfile({ profile, providerKey }) {
const provider = _.get(WIKI.auth.strategies, providerKey, {})
provider.info = _.find(WIKI.data.authentication, ['key', providerKey])
// Find existing user
let user = await WIKI.models.users.query().findOne({
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providerId: _.toString(profile.id),
providerKey
})
// Parse email
let primaryEmail = ''
if (_.isArray(profile.emails)) {
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const e = _.find(profile.emails, ['primary', true])
primaryEmail = (e) ? e.value : _.first(profile.emails).value
} else if (_.isString(profile.email) && profile.email.length > 5) {
primaryEmail = profile.email
} else if (_.isString(profile.mail) && profile.mail.length > 5) {
primaryEmail = profile.mail
} else if (profile.user && profile.user.email && profile.user.email.length > 5) {
primaryEmail = profile.user.email
} else {
throw new Error('Missing or invalid email address from profile.')
}
primaryEmail = _.toLower(primaryEmail)
// Parse display name
let displayName = ''
if (_.isString(profile.displayName) && profile.displayName.length > 0) {
displayName = profile.displayName
} else if (_.isString(profile.name) && profile.name.length > 0) {
displayName = profile.name
} else {
displayName = primaryEmail.split('@')[0]
}
// Parse picture URL
let pictureUrl = _.get(profile, 'picture', _.get(user, 'pictureUrl', null))
// Update existing user
if (user) {
if (!user.isActive) {
throw new WIKI.Error.AuthAccountBanned()
}
if (user.isSystem) {
throw new Error('This is a system reserved account and cannot be used.')
}
user = await user.$query().patchAndFetch({
email: primaryEmail,
name: displayName,
pictureUrl: pictureUrl
})
return user
}
// Self-registration
if (provider.selfRegistration) {
// Check if email domain is whitelisted
if (_.get(provider, 'domainWhitelist', []).length > 0) {
const emailDomain = _.last(primaryEmail.split('@'))
if (!_.includes(provider.domainWhitelist, emailDomain)) {
throw new WIKI.Error.AuthRegistrationDomainUnauthorized()
}
}
// Create account
user = await WIKI.models.users.query().insertAndFetch({
providerKey: providerKey,
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providerId: _.toString(profile.id),
email: primaryEmail,
name: displayName,
pictureUrl: pictureUrl,
localeCode: WIKI.config.lang.code,
defaultEditor: 'markdown',
tfaIsActive: false,
isSystem: false,
isActive: true,
isVerified: true
})
// Assign to group(s)
if (provider.autoEnrollGroups.length > 0) {
await user.$relatedQuery('groups').relate(provider.autoEnrollGroups)
}
return user
}
throw new Error('You are not authorized to login.')
}
static async login (opts, context) {
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if (_.has(WIKI.auth.strategies, opts.strategy)) {
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const strInfo = _.find(WIKI.data.authentication, ['key', opts.strategy])
// Inject form user/pass
if (strInfo.useForm) {
_.set(context.req, 'body.email', opts.username)
_.set(context.req, 'body.password', opts.password)
}
// Authenticate
return new Promise((resolve, reject) => {
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WIKI.auth.passport.authenticate(opts.strategy, {
session: !strInfo.useForm,
scope: strInfo.scopes ? strInfo.scopes : null
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}, async (err, user, info) => {
if (err) { return reject(err) }
if (!user) { return reject(new WIKI.Error.AuthLoginFailed()) }
// Is 2FA required?
if (user.tfaIsActive) {
try {
let loginToken = await securityHelper.generateToken(32)
await WIKI.redis.set(`tfa:${loginToken}`, user.id, 'EX', 600)
return resolve({
tfaRequired: true,
tfaLoginToken: loginToken
})
} catch (err) {
WIKI.logger.warn(err)
return reject(new WIKI.Error.AuthGenericError())
}
} else {
// No 2FA, log in user
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return context.req.logIn(user, { session: !strInfo.useForm }, async err => {
if (err) { return reject(err) }
const jwtToken = await WIKI.models.users.refreshToken(user)
resolve({
jwt: jwtToken.token,
tfaRequired: false
})
})
}
})(context.req, context.res, () => {})
})
} else {
throw new WIKI.Error.AuthProviderInvalid()
}
}
static async refreshToken(user) {
if (_.isSafeInteger(user)) {
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user = await WIKI.models.users.query().findById(user).eager('groups').modifyEager('groups', builder => {
builder.select('groups.id', 'permissions')
})
if (!user) {
WIKI.logger.warn(`Failed to refresh token for user ${user}: Not found.`)
throw new WIKI.Error.AuthGenericError()
}
} else if (_.isNil(user.groups)) {
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await user.$relatedQuery('groups').select('groups.id', 'permissions')
}
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return {
token: jwt.sign({
id: user.id,
email: user.email,
name: user.name,
pictureUrl: user.pictureUrl,
timezone: user.timezone,
localeCode: user.localeCode,
defaultEditor: user.defaultEditor,
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permissions: user.getGlobalPermissions(),
groups: user.getGroups()
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}, {
key: WIKI.config.certs.private,
passphrase: WIKI.config.sessionSecret
}, {
algorithm: 'RS256',
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expiresIn: WIKI.config.auth.tokenExpiration,
audience: WIKI.config.auth.audience,
issuer: 'urn:wiki.js'
}),
user
}
}
static async loginTFA(opts, context) {
if (opts.securityCode.length === 6 && opts.loginToken.length === 64) {
let result = await WIKI.redis.get(`tfa:${opts.loginToken}`)
if (result) {
let userId = _.toSafeInteger(result)
if (userId && userId > 0) {
let user = await WIKI.models.users.query().findById(userId)
if (user && user.verifyTFA(opts.securityCode)) {
return Promise.fromCallback(clb => {
context.req.logIn(user, clb)
}).return({
succeeded: true,
message: 'Login Successful'
}).catch(err => {
WIKI.logger.warn(err)
throw new WIKI.Error.AuthGenericError()
})
} else {
throw new WIKI.Error.AuthTFAFailed()
}
}
}
}
throw new WIKI.Error.AuthTFAInvalid()
}
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static async createNewUser ({ providerKey, email, passwordRaw, name, groups, mustChangePassword, sendWelcomeEmail }) {
// Input sanitization
email = _.toLower(email)
// Input validation
const validation = validate({
email,
passwordRaw,
name
}, {
email: {
email: true,
length: {
maximum: 255
}
},
passwordRaw: {
presence: {
allowEmpty: false
},
length: {
minimum: 6
}
},
name: {
presence: {
allowEmpty: false
},
length: {
minimum: 2,
maximum: 255
}
}
}, { format: 'flat' })
if (validation && validation.length > 0) {
throw new WIKI.Error.InputInvalid(validation[0])
}
// Check if email already exists
const usr = await WIKI.models.users.query().findOne({ email, providerKey })
if (!usr) {
// Create the account
const newUsr = await WIKI.models.users.query().insert({
provider: providerKey,
email,
name,
password: passwordRaw,
locale: 'en',
defaultEditor: 'markdown',
tfaIsActive: false,
isSystem: false,
isActive: true,
isVerified: true,
mustChangePwd: (mustChangePassword === true)
})
// Assign to group(s)
if (groups.length > 0) {
await newUsr.$relatedQuery('groups').relate(groups)
}
if (sendWelcomeEmail) {
// Send welcome email
await WIKI.mail.send({
template: 'accountWelcome',
to: email,
subject: `Welcome to the wiki ${WIKI.config.title}`,
data: {
preheadertext: `You've been invited to the wiki ${WIKI.config.title}`,
title: `You've been invited to the wiki ${WIKI.config.title}`,
content: `Click the button below to access the wiki.`,
buttonLink: `${WIKI.config.host}/login`,
buttonText: 'Login'
},
text: `You've been invited to the wiki ${WIKI.config.title}: ${WIKI.config.host}/login`
})
}
} else {
throw new WIKI.Error.AuthAccountAlreadyExists()
}
}
static async register ({ email, password, name, verify = false, bypassChecks = false }, context) {
const localStrg = await WIKI.models.authentication.getStrategy('local')
// Check if self-registration is enabled
if (localStrg.selfRegistration || bypassChecks) {
// Input sanitization
email = _.toLower(email)
// Input validation
const validation = validate({
email,
password,
name
}, {
email: {
email: true,
length: {
maximum: 255
}
},
password: {
presence: {
allowEmpty: false
},
length: {
minimum: 6
}
},
name: {
presence: {
allowEmpty: false
},
length: {
minimum: 2,
maximum: 255
}
}
}, { format: 'flat' })
if (validation && validation.length > 0) {
throw new WIKI.Error.InputInvalid(validation[0])
}
// Check if email domain is whitelisted
if (_.get(localStrg, 'domainWhitelist.v', []).length > 0 && !bypassChecks) {
const emailDomain = _.last(email.split('@'))
if (!_.includes(localStrg.domainWhitelist.v, emailDomain)) {
throw new WIKI.Error.AuthRegistrationDomainUnauthorized()
}
}
// Check if email already exists
const usr = await WIKI.models.users.query().findOne({ email, providerKey: 'local' })
if (!usr) {
// Create the account
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const newUsr = await WIKI.models.users.query().insert({
provider: 'local',
email,
name,
password,
locale: 'en',
defaultEditor: 'markdown',
tfaIsActive: false,
isSystem: false,
isActive: true,
isVerified: false
})
// Assign to group(s)
if (_.get(localStrg, 'autoEnrollGroups.v', []).length > 0) {
await newUsr.$relatedQuery('groups').relate(localStrg.autoEnrollGroups.v)
}
if (verify) {
// Create verification token
const verificationToken = await WIKI.models.userKeys.generateToken({
kind: 'verify',
userId: newUsr.id
})
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// Send verification email
await WIKI.mail.send({
template: 'accountVerify',
to: email,
subject: 'Verify your account',
data: {
preheadertext: 'Verify your account in order to gain access to the wiki.',
title: 'Verify your account',
content: 'Click the button below in order to verify your account and gain access to the wiki.',
buttonLink: `${WIKI.config.host}/verify/${verificationToken}`,
buttonText: 'Verify'
},
text: `You must open the following link in your browser to verify your account and gain access to the wiki: ${WIKI.config.host}/verify/${verificationToken}`
})
}
return true
} else {
throw new WIKI.Error.AuthAccountAlreadyExists()
}
} else {
throw new WIKI.Error.AuthRegistrationDisabled()
}
}
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static async getGuestUser () {
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const user = await WIKI.models.users.query().findById(2).eager('groups').modifyEager('groups', builder => {
builder.select('groups.id', 'permissions')
})
if (!user) {
WIKI.logger.error('CRITICAL ERROR: Guest user is missing!')
process.exit(1)
}
user.permissions = user.getGlobalPermissions()
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return user
}
}