-import { ActivityUndo } from '../../../../shared/models/activitypub/activity'
+import { ActivityAnnounce, ActivityFollow, ActivityLike, ActivityUndo, CacheFileObject } from '../../../../shared/models/activitypub'
+import { DislikeObject } from '../../../../shared/models/activitypub/objects'
+import { getActorUrl } from '../../../helpers/activitypub'
+import { retryTransactionWrapper } from '../../../helpers/database-utils'
import { logger } from '../../../helpers/logger'
-import { database as db } from '../../../initializers'
+import { sequelizeTypescript } from '../../../initializers'
+import { AccountModel } from '../../../models/account/account'
+import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
+import { ActorModel } from '../../../models/activitypub/actor'
+import { ActorFollowModel } from '../../../models/activitypub/actor-follow'
+import { forwardVideoRelatedActivity } from '../send/utils'
+import { getOrCreateVideoAndAccountAndChannel } from '../videos'
+import { VideoShareModel } from '../../../models/video/video-share'
+import { VideoRedundancyModel } from '../../../models/redundancy/video-redundancy'
-async function processUndoActivity (activity: ActivityUndo) {
+async function processUndoActivity (activity: ActivityUndo, byActor: ActorModel) {
const activityToUndo = activity.object
- if (activityToUndo.type === 'Follow') {
- const follower = await db.Account.loadByUrl(activity.actor)
- const following = await db.Account.loadByUrl(activityToUndo.object)
- const accountFollow = await db.AccountFollow.loadByAccountAndTarget(follower.id, following.id)
+ const actorUrl = getActorUrl(activity.actor)
- if (!accountFollow) throw new Error(`'Unknown account follow (${follower.id} -> ${following.id}.`)
+ if (activityToUndo.type === 'Like') {
+ return retryTransactionWrapper(processUndoLike, actorUrl, activity)
+ }
- await accountFollow.destroy()
+ if (activityToUndo.type === 'Create') {
+ if (activityToUndo.object.type === 'Dislike') {
+ return retryTransactionWrapper(processUndoDislike, actorUrl, activity)
+ } else if (activityToUndo.object.type === 'CacheFile') {
+ return retryTransactionWrapper(processUndoCacheFile, byActor, activity)
+ }
+ }
- return undefined
+ if (activityToUndo.type === 'Follow') {
+ return retryTransactionWrapper(processUndoFollow, byActor, activityToUndo)
+ }
+
+ if (activityToUndo.type === 'Announce') {
+ return retryTransactionWrapper(processUndoAnnounce, byActor, activityToUndo)
}
logger.warn('Unknown activity object type %s -> %s when undo activity.', activityToUndo.type, { activity: activity.id })
}
// ---------------------------------------------------------------------------
+
+async function processUndoLike (actorUrl: string, activity: ActivityUndo) {
+ const likeActivity = activity.object as ActivityLike
+
+ const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: likeActivity.object })
+
+ return sequelizeTypescript.transaction(async t => {
+ const byAccount = await AccountModel.loadByUrl(actorUrl, t)
+ if (!byAccount) throw new Error('Unknown account ' + actorUrl)
+
+ const rate = await AccountVideoRateModel.load(byAccount.id, video.id, t)
+ if (!rate) throw new Error(`Unknown rate by account ${byAccount.id} for video ${video.id}.`)
+
+ await rate.destroy({ transaction: t })
+ await video.decrement('likes', { transaction: t })
+
+ if (video.isOwned()) {
+ // Don't resend the activity to the sender
+ const exceptions = [ byAccount.Actor ]
+
+ await forwardVideoRelatedActivity(activity, t, exceptions, video)
+ }
+ })
+}
+
+async function processUndoDislike (actorUrl: string, activity: ActivityUndo) {
+ const dislike = activity.object.object as DislikeObject
+
+ const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: dislike.object })
+
+ return sequelizeTypescript.transaction(async t => {
+ const byAccount = await AccountModel.loadByUrl(actorUrl, t)
+ if (!byAccount) throw new Error('Unknown account ' + actorUrl)
+
+ const rate = await AccountVideoRateModel.load(byAccount.id, video.id, t)
+ if (!rate) throw new Error(`Unknown rate by account ${byAccount.id} for video ${video.id}.`)
+
+ await rate.destroy({ transaction: t })
+ await video.decrement('dislikes', { transaction: t })
+
+ if (video.isOwned()) {
+ // Don't resend the activity to the sender
+ const exceptions = [ byAccount.Actor ]
+
+ await forwardVideoRelatedActivity(activity, t, exceptions, video)
+ }
+ })
+}
+
+async function processUndoCacheFile (byActor: ActorModel, activity: ActivityUndo) {
+ const cacheFileObject = activity.object.object as CacheFileObject
+
+ const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: cacheFileObject.object })
+
+ return sequelizeTypescript.transaction(async t => {
+ const cacheFile = await VideoRedundancyModel.loadByUrl(cacheFileObject.id)
+ if (!cacheFile) throw new Error('Unknown video cache ' + cacheFile.url)
+
+ await cacheFile.destroy()
+
+ if (video.isOwned()) {
+ // Don't resend the activity to the sender
+ const exceptions = [ byActor ]
+
+ await forwardVideoRelatedActivity(activity, t, exceptions, video)
+ }
+ })
+}
+
+function processUndoFollow (follower: ActorModel, followActivity: ActivityFollow) {
+ return sequelizeTypescript.transaction(async t => {
+ const following = await ActorModel.loadByUrlAndPopulateAccountAndChannel(followActivity.object, t)
+ const actorFollow = await ActorFollowModel.loadByActorAndTarget(follower.id, following.id, t)
+
+ if (!actorFollow) throw new Error(`'Unknown actor follow ${follower.id} -> ${following.id}.`)
+
+ await actorFollow.destroy({ transaction: t })
+
+ return undefined
+ })
+}
+
+function processUndoAnnounce (byActor: ActorModel, announceActivity: ActivityAnnounce) {
+ return sequelizeTypescript.transaction(async t => {
+ const share = await VideoShareModel.loadByUrl(announceActivity.id, t)
+ if (!share) throw new Error(`Unknown video share ${announceActivity.id}.`)
+
+ if (share.actorId !== byActor.id) throw new Error(`${share.url} is not shared by ${byActor.url}.`)
+
+ await share.destroy({ transaction: t })
+
+ if (share.Video.isOwned()) {
+ // Don't resend the activity to the sender
+ const exceptions = [ byActor ]
+
+ await forwardVideoRelatedActivity(announceActivity, t, exceptions, share.Video)
+ }
+ })
+}