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

   1 import { ActivityCreate, 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 { VideoCommentModel } from '../../../models/video/video-comment'
  11 import { getOrCreateActorAndServerAndModel } from '../actor'
  12 import { resolveThread } from '../video-comments'
  13 import { getOrCreateAccountAndVideoAndChannel } from '../videos'
  14 import { forwardActivity, forwardVideoRelatedActivity } from '../send/utils'
  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(actor, 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 (
  46   actor: ActorModel,
  47   activity: ActivityCreate
  48 ) {
  49   const videoToCreateData = activity.object as VideoTorrentObject
  50
  51   const { video } = await getOrCreateAccountAndVideoAndChannel(videoToCreateData, actor)
  52
  53   return video
  54 }
  55
  56 async function processCreateDislike (byActor: ActorModel, activity: ActivityCreate) {
  57   const dislike = activity.object as DislikeObject
  58   const byAccount = byActor.Account
  59
  60   if (!byAccount) throw new Error('Cannot create dislike with the non account actor ' + byActor.url)
  61
  62   const { video } = await getOrCreateAccountAndVideoAndChannel(dislike.object)
  63
  64   return sequelizeTypescript.transaction(async t => {
  65     const rate = {
  66       type: 'dislike' as 'dislike',
  67       videoId: video.id,
  68       accountId: byAccount.id
  69     }
  70     const [ , created ] = await AccountVideoRateModel.findOrCreate({
  71       where: rate,
  72       defaults: rate,
  73       transaction: t
  74     })
  75     if (created === true) await video.increment('dislikes', { transaction: t })
  76
  77     if (video.isOwned() && created === true) {
  78       // Don't resend the activity to the sender
  79       const exceptions = [ byActor ]
  80
  81       await forwardVideoRelatedActivity(activity, t, exceptions, video)
  82     }
  83   })
  84 }
  85
  86 async function processCreateView (byActor: ActorModel, activity: ActivityCreate) {
  87   const view = activity.object as ViewObject
  88
  89   const { video } = await getOrCreateAccountAndVideoAndChannel(view.object)
  90
  91   const actor = await ActorModel.loadByUrl(view.actor)
  92   if (!actor) throw new Error('Unknown actor ' + view.actor)
  93
  94   await video.increment('views')
  95
  96   if (video.isOwned()) {
  97     // Don't resend the activity to the sender
  98     const exceptions = [ byActor ]
  99     await forwardActivity(activity, undefined, exceptions)
 100   }
 101 }
 102
 103 async function processCreateVideoAbuse (actor: ActorModel, videoAbuseToCreateData: VideoAbuseObject) {
 104   logger.debug('Reporting remote abuse for video %s.', videoAbuseToCreateData.object)
 105
 106   const account = actor.Account
 107   if (!account) throw new Error('Cannot create dislike with the non account actor ' + actor.url)
 108
 109   const { video } = await getOrCreateAccountAndVideoAndChannel(videoAbuseToCreateData.object)
 110
 111   return sequelizeTypescript.transaction(async t => {
 112     const videoAbuseData = {
 113       reporterAccountId: account.id,
 114       reason: videoAbuseToCreateData.content,
 115       videoId: video.id
 116     }
 117
 118     await VideoAbuseModel.create(videoAbuseData)
 119
 120     logger.info('Remote abuse for video uuid %s created', videoAbuseToCreateData.object)
 121   })
 122 }
 123
 124 async function processCreateVideoComment (byActor: ActorModel, activity: ActivityCreate) {
 125   const comment = activity.object as VideoCommentObject
 126   const byAccount = byActor.Account
 127
 128   if (!byAccount) throw new Error('Cannot create video comment with the non account actor ' + byActor.url)
 129
 130   const { video, parents } = await resolveThread(comment.inReplyTo)
 131
 132   return sequelizeTypescript.transaction(async t => {
 133     let originCommentId = null
 134     let inReplyToCommentId = null
 135
 136     if (parents.length !== 0) {
 137       const parent = parents[0]
 138
 139       originCommentId = parent.getThreadId()
 140       inReplyToCommentId = parent.id
 141     }
 142
 143     // This is a new thread
 144     const objectToCreate = {
 145       url: comment.id,
 146       text: comment.content,
 147       originCommentId,
 148       inReplyToCommentId,
 149       videoId: video.id,
 150       accountId: byAccount.id
 151     }
 152
 153     const options = {
 154       where: {
 155         url: objectToCreate.url
 156       },
 157       defaults: objectToCreate,
 158       transaction: t
 159     }
 160     const [ ,created ] = await VideoCommentModel.findOrCreate(options)
 161
 162     if (video.isOwned() && created === true) {
 163       // Don't resend the activity to the sender
 164       const exceptions = [ byActor ]
 165
 166       await forwardVideoRelatedActivity(activity, t, exceptions, video)
 167     }
 168   })
 169 }