server/middlewares/validators/activitypub/activity.ts

   1 import * as express from 'express'
   2 import { body } from 'express-validator/check'
   3 import { isRootActivityValid } from '../../../helpers/custom-validators/activitypub/activity'
   4 import { logger } from '../../../helpers/logger'
   5 import { getServerActor } from '../../../helpers/utils'
   6 import { ActorModel } from '../../../models/activitypub/actor'
   7 import { areValidationErrors } from '../utils'
   8
   9 async function activityPubValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
  10   logger.debug('Checking activity pub parameters')
  11
  12   if (!isRootActivityValid(req.body)) {
  13     logger.warn('Incorrect activity parameters.', { activity: req.body })
  14     return res.status(400).json({ error: 'Incorrect activity.' })
  15   }
  16
  17   const serverActor = await getServerActor()
  18   const remoteActor = res.locals.signature.actor as ActorModel
  19   if (serverActor.id === remoteActor.id) {
  20     logger.error('Receiving request in INBOX by ourselves!', req.body)
  21     return res.status(409).end()
  22   }
  23
  24   return next()
  25 }
  26
  27 // ---------------------------------------------------------------------------
  28
  29 export {
  30   activityPubValidator
  31 }