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1 | import * as kue from 'kue' | |
2 | import { logger } from '../../../helpers/logger' | |
3 | import { getServerActor } from '../../../helpers/utils' | |
4 | import { REMOTE_SCHEME, sequelizeTypescript, SERVER_ACTOR_NAME } from '../../../initializers' | |
5 | import { sendFollow } from '../../activitypub/send' | |
6 | import { sanitizeHost } from '../../../helpers/core-utils' | |
7 | import { loadActorUrlOrGetFromWebfinger } from '../../../helpers/webfinger' | |
8 | import { getOrCreateActorAndServerAndModel } from '../../activitypub/actor' | |
9 | import { retryTransactionWrapper } from '../../../helpers/database-utils' | |
10 | import { ActorFollowModel } from '../../../models/activitypub/actor-follow' | |
11 | import { ActorModel } from '../../../models/activitypub/actor' | |
12 | ||
13 | export type ActivitypubFollowPayload = { | |
14 | host: string | |
15 | } | |
16 | ||
17 | async function processActivityPubFollow (job: kue.Job) { | |
18 | const payload = job.data as ActivitypubFollowPayload | |
19 | const host = payload.host | |
20 | ||
21 | logger.info('Processing ActivityPub follow in job %d.', job.id) | |
22 | ||
23 | const sanitizedHost = sanitizeHost(host, REMOTE_SCHEME.HTTP) | |
24 | ||
25 | const actorUrl = await loadActorUrlOrGetFromWebfinger(SERVER_ACTOR_NAME, sanitizedHost) | |
26 | const targetActor = await getOrCreateActorAndServerAndModel(actorUrl) | |
27 | ||
28 | const fromActor = await getServerActor() | |
29 | const options = { | |
30 | arguments: [ fromActor, targetActor ], | |
31 | errorMessage: 'Cannot follow with many retries.' | |
32 | } | |
33 | ||
34 | return retryTransactionWrapper(follow, options) | |
35 | } | |
36 | // --------------------------------------------------------------------------- | |
37 | ||
38 | export { | |
39 | processActivityPubFollow | |
40 | } | |
41 | ||
42 | // --------------------------------------------------------------------------- | |
43 | ||
44 | function follow (fromActor: ActorModel, targetActor: ActorModel) { | |
45 | if (fromActor.id === targetActor.id) { | |
46 | throw new Error('Follower is the same than target actor.') | |
47 | } | |
48 | ||
49 | return sequelizeTypescript.transaction(async t => { | |
50 | const [ actorFollow ] = await ActorFollowModel.findOrCreate({ | |
51 | where: { | |
52 | actorId: fromActor.id, | |
53 | targetActorId: targetActor.id | |
54 | }, | |
55 | defaults: { | |
56 | state: 'pending', | |
57 | actorId: fromActor.id, | |
58 | targetActorId: targetActor.id | |
59 | }, | |
60 | transaction: t | |
61 | }) | |
62 | actorFollow.ActorFollowing = targetActor | |
63 | actorFollow.ActorFollower = fromActor | |
64 | ||
65 | // Send a notification to remote server | |
66 | await sendFollow(actorFollow) | |
67 | }) | |
68 | } |