88a0834f61797ea44c63431764f9f326667f37e1
[oweals/peertube.git] / server / controllers / activitypub / inbox.ts
1 import * as express from 'express'
2 import { Activity, ActivityPubCollection, ActivityPubOrderedCollection, RootActivity } from '../../../shared'
3 import { logger } from '../../helpers'
4 import { isActivityValid } from '../../helpers/custom-validators/activitypub/activity'
5 import { processActivities } from '../../lib/activitypub/process/process'
6 import { asyncMiddleware, checkSignature, localAccountValidator, signatureValidator } from '../../middlewares'
7 import { activityPubValidator } from '../../middlewares/validators/activitypub/activity'
8
9 const inboxRouter = express.Router()
10
11 inboxRouter.post('/inbox',
12   signatureValidator,
13   asyncMiddleware(checkSignature),
14   activityPubValidator,
15   asyncMiddleware(inboxController)
16 )
17
18 inboxRouter.post('/account/:name/inbox',
19   signatureValidator,
20   asyncMiddleware(checkSignature),
21   localAccountValidator,
22   activityPubValidator,
23   asyncMiddleware(inboxController)
24 )
25
26 // ---------------------------------------------------------------------------
27
28 export {
29   inboxRouter
30 }
31
32 // ---------------------------------------------------------------------------
33
34 async function inboxController (req: express.Request, res: express.Response, next: express.NextFunction) {
35   const rootActivity: RootActivity = req.body
36   let activities: Activity[] = []
37
38   if ([ 'Collection', 'CollectionPage' ].indexOf(rootActivity.type) !== -1) {
39     activities = (rootActivity as ActivityPubCollection).items
40   } else if ([ 'OrderedCollection', 'OrderedCollectionPage' ].indexOf(rootActivity.type) !== -1) {
41     activities = (rootActivity as ActivityPubOrderedCollection<Activity>).orderedItems
42   } else {
43     activities = [ rootActivity as Activity ]
44   }
45
46   // Only keep activities we are able to process
47   logger.debug('Filtering %d activities...', activities.length)
48   activities = activities.filter(a => isActivityValid(a))
49   logger.debug('We keep %d activities.', activities.length, { activities })
50
51   await processActivities(activities, res.locals.signature.account, res.locals.account)
52
53   res.status(204).end()
54 }