server/lib/activitypub/process/process-create.ts

   1 import { ActivityCreate, VideoAbuseState, VideoTorrentObject } from '../../../../shared'
   2 import { DislikeObject, VideoAbuseObject, ViewObject } from '../../../../shared/models/activitypub/objects'
   3 import { VideoCommentObject } from '../../../../shared/models/activitypub/objects/video-comment-object'
   4 import { retryTransactionWrapper } from '../../../helpers/database-utils'
   5 import { logger } from '../../../helpers/logger'
   6 import { sequelizeTypescript } from '../../../initializers'
   7 import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
   8 import { ActorModel } from '../../../models/activitypub/actor'
   9 import { VideoAbuseModel } from '../../../models/video/video-abuse'
  10 import { getOrCreateActorAndServerAndModel } from '../actor'
  11 import { addVideoComment, resolveThread } from '../video-comments'
  12 import { getOrCreateVideoAndAccountAndChannel } from '../videos'
  13 import { forwardActivity, forwardVideoRelatedActivity } from '../send/utils'
  14 import { Redis } from '../../redis'
  15
  16 async function processCreateActivity (activity: ActivityCreate) {
  17   const activityObject = activity.object
  18   const activityType = activityObject.type
  19   const actor = await getOrCreateActorAndServerAndModel(activity.actor)
  20
  21   if (activityType === 'View') {
  22     return processCreateView(actor, activity)
  23   } else if (activityType === 'Dislike') {
  24     return retryTransactionWrapper(processCreateDislike, actor, activity)
  25   } else if (activityType === 'Video') {
  26     return processCreateVideo(activity)
  27   } else if (activityType === 'Flag') {
  28     return retryTransactionWrapper(processCreateVideoAbuse, actor, activityObject as VideoAbuseObject)
  29   } else if (activityType === 'Note') {
  30     return retryTransactionWrapper(processCreateVideoComment, actor, activity)
  31   }
  32
  33   logger.warn('Unknown activity object type %s when creating activity.', activityType, { activity: activity.id })
  34   return Promise.resolve(undefined)
  35 }
  36
  37 // ---------------------------------------------------------------------------
  38
  39 export {
  40   processCreateActivity
  41 }
  42
  43 // ---------------------------------------------------------------------------
  44
  45 async function processCreateVideo (activity: ActivityCreate) {
  46   const videoToCreateData = activity.object as VideoTorrentObject
  47
  48   const { video } = await getOrCreateVideoAndAccountAndChannel(videoToCreateData)
  49
  50   return video
  51 }
  52
  53 async function processCreateDislike (byActor: ActorModel, activity: ActivityCreate) {
  54   const dislike = activity.object as DislikeObject
  55   const byAccount = byActor.Account
  56
  57   if (!byAccount) throw new Error('Cannot create dislike with the non account actor ' + byActor.url)
  58
  59   const { video } = await getOrCreateVideoAndAccountAndChannel(dislike.object)
  60
  61   return sequelizeTypescript.transaction(async t => {
  62     const rate = {
  63       type: 'dislike' as 'dislike',
  64       videoId: video.id,
  65       accountId: byAccount.id
  66     }
  67     const [ , created ] = await AccountVideoRateModel.findOrCreate({
  68       where: rate,
  69       defaults: rate,
  70       transaction: t
  71     })
  72     if (created === true) await video.increment('dislikes', { transaction: t })
  73
  74     if (video.isOwned() && created === true) {
  75       // Don't resend the activity to the sender
  76       const exceptions = [ byActor ]
  77
  78       await forwardVideoRelatedActivity(activity, t, exceptions, video)
  79     }
  80   })
  81 }
  82
  83 async function processCreateView (byActor: ActorModel, activity: ActivityCreate) {
  84   const view = activity.object as ViewObject
  85
  86   const { video } = await getOrCreateVideoAndAccountAndChannel(view.object)
  87
  88   const actor = await ActorModel.loadByUrl(view.actor)
  89   if (!actor) throw new Error('Unknown actor ' + view.actor)
  90
  91   await Redis.Instance.addVideoView(video.id)
  92
  93   if (video.isOwned()) {
  94     // Don't resend the activity to the sender
  95     const exceptions = [ byActor ]
  96     await forwardActivity(activity, undefined, exceptions)
  97   }
  98 }
  99
 100 async function processCreateVideoAbuse (actor: ActorModel, videoAbuseToCreateData: VideoAbuseObject) {
 101   logger.debug('Reporting remote abuse for video %s.', videoAbuseToCreateData.object)
 102
 103   const account = actor.Account
 104   if (!account) throw new Error('Cannot create dislike with the non account actor ' + actor.url)
 105
 106   const { video } = await getOrCreateVideoAndAccountAndChannel(videoAbuseToCreateData.object)
 107
 108   return sequelizeTypescript.transaction(async t => {
 109     const videoAbuseData = {
 110       reporterAccountId: account.id,
 111       reason: videoAbuseToCreateData.content,
 112       videoId: video.id,
 113       state: VideoAbuseState.PENDING
 114     }
 115
 116     await VideoAbuseModel.create(videoAbuseData)
 117
 118     logger.info('Remote abuse for video uuid %s created', videoAbuseToCreateData.object)
 119   })
 120 }
 121
 122 async function processCreateVideoComment (byActor: ActorModel, activity: ActivityCreate) {
 123   const commentObject = activity.object as VideoCommentObject
 124   const byAccount = byActor.Account
 125
 126   if (!byAccount) throw new Error('Cannot create video comment with the non account actor ' + byActor.url)
 127
 128   const { video } = await resolveThread(commentObject.inReplyTo)
 129
 130   const { created } = await addVideoComment(video, commentObject.id)
 131
 132   if (video.isOwned() && created === true) {
 133     // Don't resend the activity to the sender
 134     const exceptions = [ byActor ]
 135
 136     await forwardVideoRelatedActivity(activity, undefined, exceptions, video)
 137   }
 138 }