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1 | import { ActivityLike } from '../../../../shared/models/activitypub' | |
2 | import { retryTransactionWrapper } from '../../../helpers/database-utils' | |
3 | import { sequelizeTypescript } from '../../../initializers/database' | |
4 | import { AccountVideoRateModel } from '../../../models/account/account-video-rate' | |
5 | import { forwardVideoRelatedActivity } from '../send/utils' | |
6 | import { getOrCreateVideoAndAccountAndChannel } from '../videos' | |
7 | import { getVideoLikeActivityPubUrl } from '../url' | |
8 | import { getAPId } from '../../../helpers/activitypub' | |
9 | import { APProcessorOptions } from '../../../types/activitypub-processor.model' | |
10 | import { MActorSignature } from '../../../types/models' | |
11 | ||
12 | async function processLikeActivity (options: APProcessorOptions<ActivityLike>) { | |
13 | const { activity, byActor } = options | |
14 | return retryTransactionWrapper(processLikeVideo, byActor, activity) | |
15 | } | |
16 | ||
17 | // --------------------------------------------------------------------------- | |
18 | ||
19 | export { | |
20 | processLikeActivity | |
21 | } | |
22 | ||
23 | // --------------------------------------------------------------------------- | |
24 | ||
25 | async function processLikeVideo (byActor: MActorSignature, activity: ActivityLike) { | |
26 | const videoUrl = getAPId(activity.object) | |
27 | ||
28 | const byAccount = byActor.Account | |
29 | if (!byAccount) throw new Error('Cannot create like with the non account actor ' + byActor.url) | |
30 | ||
31 | const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: videoUrl }) | |
32 | ||
33 | return sequelizeTypescript.transaction(async t => { | |
34 | const url = getVideoLikeActivityPubUrl(byActor, video) | |
35 | ||
36 | const existingRate = await AccountVideoRateModel.loadByAccountAndVideoOrUrl(byAccount.id, video.id, url) | |
37 | if (existingRate && existingRate.type === 'like') return | |
38 | ||
39 | if (existingRate && existingRate.type === 'dislike') { | |
40 | await video.decrement('dislikes', { transaction: t }) | |
41 | } | |
42 | ||
43 | await video.increment('likes', { transaction: t }) | |
44 | ||
45 | const rate = existingRate || new AccountVideoRateModel() | |
46 | rate.type = 'like' | |
47 | rate.videoId = video.id | |
48 | rate.accountId = byAccount.id | |
49 | rate.url = url | |
50 | ||
51 | await rate.save({ transaction: t }) | |
52 | ||
53 | if (video.isOwned()) { | |
54 | // Don't resend the activity to the sender | |
55 | const exceptions = [ byActor ] | |
56 | ||
57 | await forwardVideoRelatedActivity(activity, t, exceptions, video) | |
58 | } | |
59 | }) | |
60 | } |