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1 | import * as Bull from 'bull' | |
2 | import { logger } from '../../../helpers/logger' | |
3 | import { REMOTE_SCHEME, WEBSERVER } from '../../../initializers/constants' | |
4 | import { sendFollow } from '../../activitypub/send' | |
5 | import { sanitizeHost } from '../../../helpers/core-utils' | |
6 | import { loadActorUrlOrGetFromWebfinger } from '../../../helpers/webfinger' | |
7 | import { getOrCreateActorAndServerAndModel } from '../../activitypub/actor' | |
8 | import { retryTransactionWrapper } from '../../../helpers/database-utils' | |
9 | import { ActorFollowModel } from '../../../models/activitypub/actor-follow' | |
10 | import { ActorModel } from '../../../models/activitypub/actor' | |
11 | import { Notifier } from '../../notifier' | |
12 | import { sequelizeTypescript } from '../../../initializers/database' | |
13 | ||
14 | export type ActivitypubFollowPayload = { | |
15 | followerActorId: number | |
16 | name: string | |
17 | host: string | |
18 | } | |
19 | ||
20 | async function processActivityPubFollow (job: Bull.Job) { | |
21 | const payload = job.data as ActivitypubFollowPayload | |
22 | const host = payload.host | |
23 | ||
24 | logger.info('Processing ActivityPub follow in job %d.', job.id) | |
25 | ||
26 | let targetActor: ActorModel | |
27 | if (!host || host === WEBSERVER.HOST) { | |
28 | targetActor = await ActorModel.loadLocalByName(payload.name) | |
29 | } else { | |
30 | const sanitizedHost = sanitizeHost(host, REMOTE_SCHEME.HTTP) | |
31 | const actorUrl = await loadActorUrlOrGetFromWebfinger(payload.name + '@' + sanitizedHost) | |
32 | targetActor = await getOrCreateActorAndServerAndModel(actorUrl) | |
33 | } | |
34 | ||
35 | const fromActor = await ActorModel.load(payload.followerActorId) | |
36 | ||
37 | return retryTransactionWrapper(follow, fromActor, targetActor) | |
38 | } | |
39 | // --------------------------------------------------------------------------- | |
40 | ||
41 | export { | |
42 | processActivityPubFollow | |
43 | } | |
44 | ||
45 | // --------------------------------------------------------------------------- | |
46 | ||
47 | async function follow (fromActor: ActorModel, targetActor: ActorModel) { | |
48 | if (fromActor.id === targetActor.id) { | |
49 | throw new Error('Follower is the same than target actor.') | |
50 | } | |
51 | ||
52 | // Same server, direct accept | |
53 | const state = !fromActor.serverId && !targetActor.serverId ? 'accepted' : 'pending' | |
54 | ||
55 | const actorFollow = await sequelizeTypescript.transaction(async t => { | |
56 | const [ actorFollow ] = await ActorFollowModel.findOrCreate({ | |
57 | where: { | |
58 | actorId: fromActor.id, | |
59 | targetActorId: targetActor.id | |
60 | }, | |
61 | defaults: { | |
62 | state, | |
63 | actorId: fromActor.id, | |
64 | targetActorId: targetActor.id | |
65 | }, | |
66 | transaction: t | |
67 | }) | |
68 | actorFollow.ActorFollowing = targetActor | |
69 | actorFollow.ActorFollower = fromActor | |
70 | ||
71 | // Send a notification to remote server if our follow is not already accepted | |
72 | if (actorFollow.state !== 'accepted') await sendFollow(actorFollow) | |
73 | ||
74 | return actorFollow | |
75 | }) | |
76 | ||
77 | if (actorFollow.state === 'accepted') Notifier.Instance.notifyOfNewUserFollow(actorFollow) | |
78 | } |