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1 | import { ActivityFollow } from '../../../../shared/models/activitypub' | |
2 | import { retryTransactionWrapper } from '../../../helpers/database-utils' | |
3 | import { logger } from '../../../helpers/logger' | |
4 | import { sequelizeTypescript, CONFIG } from '../../../initializers' | |
5 | import { ActorModel } from '../../../models/activitypub/actor' | |
6 | import { ActorFollowModel } from '../../../models/activitypub/actor-follow' | |
7 | import { sendAccept, sendReject } from '../send' | |
8 | import { Notifier } from '../../notifier' | |
9 | import { getAPId } from '../../../helpers/activitypub' | |
10 | import { getServerActor } from '../../../helpers/utils' | |
11 | ||
12 | async function processFollowActivity (activity: ActivityFollow, byActor: ActorModel) { | |
13 | const activityObject = getAPId(activity.object) | |
14 | ||
15 | return retryTransactionWrapper(processFollow, byActor, activityObject) | |
16 | } | |
17 | ||
18 | // --------------------------------------------------------------------------- | |
19 | ||
20 | export { | |
21 | processFollowActivity | |
22 | } | |
23 | ||
24 | // --------------------------------------------------------------------------- | |
25 | ||
26 | async function processFollow (actor: ActorModel, targetActorURL: string) { | |
27 | const { actorFollow, created } = await sequelizeTypescript.transaction(async t => { | |
28 | const targetActor = await ActorModel.loadByUrlAndPopulateAccountAndChannel(targetActorURL, t) | |
29 | ||
30 | if (!targetActor) throw new Error('Unknown actor') | |
31 | if (targetActor.isOwned() === false) throw new Error('This is not a local actor.') | |
32 | ||
33 | const serverActor = await getServerActor() | |
34 | if (targetActor.id === serverActor.id && CONFIG.FOLLOWERS.INSTANCE.ENABLED === false) { | |
35 | logger.info('Rejecting %s because instance followers are disabled.', targetActor.url) | |
36 | ||
37 | return sendReject(actor, targetActor) | |
38 | } | |
39 | ||
40 | const [ actorFollow, created ] = await ActorFollowModel.findOrCreate({ | |
41 | where: { | |
42 | actorId: actor.id, | |
43 | targetActorId: targetActor.id | |
44 | }, | |
45 | defaults: { | |
46 | actorId: actor.id, | |
47 | targetActorId: targetActor.id, | |
48 | state: CONFIG.FOLLOWERS.INSTANCE.MANUAL_APPROVAL ? 'pending' : 'accepted' | |
49 | }, | |
50 | transaction: t | |
51 | }) | |
52 | ||
53 | actorFollow.ActorFollower = actor | |
54 | actorFollow.ActorFollowing = targetActor | |
55 | ||
56 | if (actorFollow.state !== 'accepted' && CONFIG.FOLLOWERS.INSTANCE.MANUAL_APPROVAL === false) { | |
57 | actorFollow.state = 'accepted' | |
58 | await actorFollow.save({ transaction: t }) | |
59 | } | |
60 | ||
61 | actorFollow.ActorFollower = actor | |
62 | actorFollow.ActorFollowing = targetActor | |
63 | ||
64 | // Target sends to actor he accepted the follow request | |
65 | if (actorFollow.state === 'accepted') await sendAccept(actorFollow) | |
66 | ||
67 | return { actorFollow, created } | |
68 | }) | |
69 | ||
70 | if (created) Notifier.Instance.notifyOfNewFollow(actorFollow) | |
71 | ||
72 | logger.info('Actor %s is followed by actor %s.', targetActorURL, actor.url) | |
73 | } |