1 import { ActivityAnnounce, ActivityFollow, ActivityLike, ActivityUndo, CacheFileObject } from '../../../../shared/models/activitypub'
2 import { DislikeObject } from '../../../../shared/models/activitypub/objects'
3 import { retryTransactionWrapper } from '../../../helpers/database-utils'
4 import { logger } from '../../../helpers/logger'
5 import { sequelizeTypescript } from '../../../initializers'
6 import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
7 import { ActorModel } from '../../../models/activitypub/actor'
8 import { ActorFollowModel } from '../../../models/activitypub/actor-follow'
9 import { forwardVideoRelatedActivity } from '../send/utils'
10 import { getOrCreateVideoAndAccountAndChannel } from '../videos'
11 import { VideoShareModel } from '../../../models/video/video-share'
12 import { VideoRedundancyModel } from '../../../models/redundancy/video-redundancy'
13 import { APProcessorOptions } from '../../../typings/activitypub-processor.model'
15 async function processUndoActivity (options: APProcessorOptions<ActivityUndo>) {
16 const { activity, byActor } = options
17 const activityToUndo = activity.object
19 if (activityToUndo.type === 'Like') {
20 return retryTransactionWrapper(processUndoLike, byActor, activity)
23 if (activityToUndo.type === 'Create') {
24 if (activityToUndo.object.type === 'Dislike') {
25 return retryTransactionWrapper(processUndoDislike, byActor, activity)
26 } else if (activityToUndo.object.type === 'CacheFile') {
27 return retryTransactionWrapper(processUndoCacheFile, byActor, activity)
31 if (activityToUndo.type === 'Dislike') {
32 return retryTransactionWrapper(processUndoDislike, byActor, activity)
35 if (activityToUndo.type === 'Follow') {
36 return retryTransactionWrapper(processUndoFollow, byActor, activityToUndo)
39 if (activityToUndo.type === 'Announce') {
40 return retryTransactionWrapper(processUndoAnnounce, byActor, activityToUndo)
43 logger.warn('Unknown activity object type %s -> %s when undo activity.', activityToUndo.type, { activity: activity.id })
48 // ---------------------------------------------------------------------------
54 // ---------------------------------------------------------------------------
56 async function processUndoLike (byActor: ActorModel, activity: ActivityUndo) {
57 const likeActivity = activity.object as ActivityLike
59 const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: likeActivity.object })
61 return sequelizeTypescript.transaction(async t => {
62 if (!byActor.Account) throw new Error('Unknown account ' + byActor.url)
64 const rate = await AccountVideoRateModel.loadByAccountAndVideoOrUrl(byActor.Account.id, video.id, likeActivity.id, t)
65 if (!rate || rate.type !== 'like') throw new Error(`Unknown like by account ${byActor.Account.id} for video ${video.id}.`)
67 await rate.destroy({ transaction: t })
68 await video.decrement('likes', { transaction: t })
70 if (video.isOwned()) {
71 // Don't resend the activity to the sender
72 const exceptions = [ byActor ]
74 await forwardVideoRelatedActivity(activity, t, exceptions, video)
79 async function processUndoDislike (byActor: ActorModel, activity: ActivityUndo) {
80 const dislike = activity.object.type === 'Dislike'
82 : activity.object.object as DislikeObject
84 const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: dislike.object })
86 return sequelizeTypescript.transaction(async t => {
87 if (!byActor.Account) throw new Error('Unknown account ' + byActor.url)
89 const rate = await AccountVideoRateModel.loadByAccountAndVideoOrUrl(byActor.Account.id, video.id, dislike.id, t)
90 if (!rate || rate.type !== 'dislike') throw new Error(`Unknown dislike by account ${byActor.Account.id} for video ${video.id}.`)
92 await rate.destroy({ transaction: t })
93 await video.decrement('dislikes', { transaction: t })
95 if (video.isOwned()) {
96 // Don't resend the activity to the sender
97 const exceptions = [ byActor ]
99 await forwardVideoRelatedActivity(activity, t, exceptions, video)
104 async function processUndoCacheFile (byActor: ActorModel, activity: ActivityUndo) {
105 const cacheFileObject = activity.object.object as CacheFileObject
107 const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: cacheFileObject.object })
109 return sequelizeTypescript.transaction(async t => {
110 const cacheFile = await VideoRedundancyModel.loadByUrl(cacheFileObject.id)
112 logger.debug('Cannot undo unknown video cache %s.', cacheFileObject.id)
116 if (cacheFile.actorId !== byActor.id) throw new Error('Cannot delete redundancy ' + cacheFile.url + ' of another actor.')
118 await cacheFile.destroy()
120 if (video.isOwned()) {
121 // Don't resend the activity to the sender
122 const exceptions = [ byActor ]
124 await forwardVideoRelatedActivity(activity, t, exceptions, video)
129 function processUndoFollow (follower: ActorModel, followActivity: ActivityFollow) {
130 return sequelizeTypescript.transaction(async t => {
131 const following = await ActorModel.loadByUrlAndPopulateAccountAndChannel(followActivity.object, t)
132 const actorFollow = await ActorFollowModel.loadByActorAndTarget(follower.id, following.id, t)
134 if (!actorFollow) throw new Error(`'Unknown actor follow ${follower.id} -> ${following.id}.`)
136 await actorFollow.destroy({ transaction: t })
142 function processUndoAnnounce (byActor: ActorModel, announceActivity: ActivityAnnounce) {
143 return sequelizeTypescript.transaction(async t => {
144 const share = await VideoShareModel.loadByUrl(announceActivity.id, t)
145 if (!share) throw new Error(`Unknown video share ${announceActivity.id}.`)
147 if (share.actorId !== byActor.id) throw new Error(`${share.url} is not shared by ${byActor.url}.`)
149 await share.destroy({ transaction: t })
151 if (share.Video.isOwned()) {
152 // Don't resend the activity to the sender
153 const exceptions = [ byActor ]
155 await forwardVideoRelatedActivity(announceActivity, t, exceptions, share.Video)