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1 | import * as express from 'express' | |
2 | import { Activity, ActivityPubCollection, ActivityPubOrderedCollection, RootActivity } from '../../../shared' | |
3 | import { isActivityValid } from '../../helpers/custom-validators/activitypub/activity' | |
4 | import { logger } from '../../helpers/logger' | |
5 | import { processActivities } from '../../lib/activitypub/process/process' | |
6 | import { asyncMiddleware, checkSignature, localAccountValidator, localVideoChannelValidator, signatureValidator } from '../../middlewares' | |
7 | import { activityPubValidator } from '../../middlewares/validators/activitypub/activity' | |
8 | import { queue } from 'async' | |
9 | import { ActorModel } from '../../models/activitypub/actor' | |
10 | import { SignatureActorModel } from '../../typings/models' | |
11 | ||
12 | const inboxRouter = express.Router() | |
13 | ||
14 | inboxRouter.post('/inbox', | |
15 | signatureValidator, | |
16 | asyncMiddleware(checkSignature), | |
17 | asyncMiddleware(activityPubValidator), | |
18 | inboxController | |
19 | ) | |
20 | ||
21 | inboxRouter.post('/accounts/:name/inbox', | |
22 | signatureValidator, | |
23 | asyncMiddleware(checkSignature), | |
24 | asyncMiddleware(localAccountValidator), | |
25 | asyncMiddleware(activityPubValidator), | |
26 | inboxController | |
27 | ) | |
28 | inboxRouter.post('/video-channels/:name/inbox', | |
29 | signatureValidator, | |
30 | asyncMiddleware(checkSignature), | |
31 | asyncMiddleware(localVideoChannelValidator), | |
32 | asyncMiddleware(activityPubValidator), | |
33 | inboxController | |
34 | ) | |
35 | ||
36 | // --------------------------------------------------------------------------- | |
37 | ||
38 | export { | |
39 | inboxRouter | |
40 | } | |
41 | ||
42 | // --------------------------------------------------------------------------- | |
43 | ||
44 | const inboxQueue = queue<{ activities: Activity[], signatureActor?: SignatureActorModel, inboxActor?: ActorModel }, Error>((task, cb) => { | |
45 | const options = { signatureActor: task.signatureActor, inboxActor: task.inboxActor } | |
46 | ||
47 | processActivities(task.activities, options) | |
48 | .then(() => cb()) | |
49 | }) | |
50 | ||
51 | function inboxController (req: express.Request, res: express.Response) { | |
52 | const rootActivity: RootActivity = req.body | |
53 | let activities: Activity[] = [] | |
54 | ||
55 | if ([ 'Collection', 'CollectionPage' ].indexOf(rootActivity.type) !== -1) { | |
56 | activities = (rootActivity as ActivityPubCollection).items | |
57 | } else if ([ 'OrderedCollection', 'OrderedCollectionPage' ].indexOf(rootActivity.type) !== -1) { | |
58 | activities = (rootActivity as ActivityPubOrderedCollection<Activity>).orderedItems | |
59 | } else { | |
60 | activities = [ rootActivity as Activity ] | |
61 | } | |
62 | ||
63 | // Only keep activities we are able to process | |
64 | logger.debug('Filtering %d activities...', activities.length) | |
65 | activities = activities.filter(a => isActivityValid(a)) | |
66 | logger.debug('We keep %d activities.', activities.length, { activities }) | |
67 | ||
68 | const accountOrChannel = res.locals.account || res.locals.videoChannel | |
69 | ||
70 | logger.info('Receiving inbox requests for %d activities by %s.', activities.length, res.locals.signature.actor.url) | |
71 | ||
72 | inboxQueue.push({ | |
73 | activities, | |
74 | signatureActor: res.locals.signature.actor, | |
75 | inboxActor: accountOrChannel ? accountOrChannel.Actor : undefined | |
76 | }) | |
77 | ||
78 | return res.status(204).end() | |
79 | } |