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import * as express from 'express'
import { Socket } from 'socket.io'
import { oAuthServer } from '@server/lib/auth'
import { logger } from '../helpers/logger'
import { getAccessToken } from '../lib/oauth-model'
import { HttpStatusCode } from '../../shared/core-utils/miscs/http-error-codes'
function authenticate (req: express.Request, res: express.Response, next: express.NextFunction, authenticateInQuery = false) {
const options = authenticateInQuery ? { allowBearerTokensInQueryString: true } : {}
oAuthServer.authenticate(options)(req, res, err => {
if (err) {
logger.warn('Cannot authenticate.', { err })
return res.status(err.status)
.json({
error: 'Token is invalid.',
code: err.name
})
.end()
}
res.locals.authenticated = true
return next()
})
}
function authenticateSocket (socket: Socket, next: (err?: any) => void) {
const accessToken = socket.handshake.query['accessToken']
logger.debug('Checking socket access token %s.', accessToken)
if (!accessToken) return next(new Error('No access token provided'))
if (typeof accessToken !== 'string') return next(new Error('Access token is invalid'))
getAccessToken(accessToken)
.then(tokenDB => {
const now = new Date()
if (!tokenDB || tokenDB.accessTokenExpiresAt < now || tokenDB.refreshTokenExpiresAt < now) {
return next(new Error('Invalid access token.'))
}
socket.handshake.auth.user = tokenDB.User
return next()
})
.catch(err => logger.error('Cannot get access token.', { err }))
}
function authenticatePromiseIfNeeded (req: express.Request, res: express.Response, authenticateInQuery = false) {
return new Promise<void>(resolve => {
// Already authenticated? (or tried to)
if (res.locals.oauth?.token.User) return resolve()
if (res.locals.authenticated === false) return res.sendStatus(HttpStatusCode.UNAUTHORIZED_401)
authenticate(req, res, () => resolve(), authenticateInQuery)
})
}
function optionalAuthenticate (req: express.Request, res: express.Response, next: express.NextFunction) {
if (req.header('authorization')) return authenticate(req, res, next)
res.locals.authenticated = false
return next()
}
// ---------------------------------------------------------------------------
export {
authenticate,
authenticateSocket,
authenticatePromiseIfNeeded,
optionalAuthenticate
}
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