server/lib/activitypub/send/send-update.ts

   1 import { Transaction } from 'sequelize'
   2 import { ActivityAudience, ActivityUpdate } from '../../../../shared/models/activitypub'
   3 import { VideoPrivacy } from '../../../../shared/models/videos'
   4 import { AccountModel } from '../../../models/account/account'
   5 import { ActorModel } from '../../../models/activitypub/actor'
   6 import { VideoModel } from '../../../models/video/video'
   7 import { VideoChannelModel } from '../../../models/video/video-channel'
   8 import { VideoShareModel } from '../../../models/video/video-share'
   9 import { getUpdateActivityPubUrl } from '../url'
  10 import { broadcastToFollowers } from './utils'
  11 import { audiencify, getAudience } from '../audience'
  12 import { logger } from '../../../helpers/logger'
  13
  14 async function sendUpdateVideo (video: VideoModel, t: Transaction) {
  15   logger.info('Creating job to update video %s.', video.url)
  16
  17   const byActor = video.VideoChannel.Account.Actor
  18
  19   const url = getUpdateActivityPubUrl(video.url, video.updatedAt.toISOString())
  20   const videoObject = video.toActivityPubObject()
  21   const audience = getAudience(byActor, video.privacy === VideoPrivacy.PUBLIC)
  22
  23   const data = updateActivityData(url, byActor, videoObject, audience)
  24
  25   const actorsInvolved = await VideoShareModel.loadActorsByShare(video.id, t)
  26   actorsInvolved.push(byActor)
  27
  28   return broadcastToFollowers(data, byActor, actorsInvolved, t)
  29 }
  30
  31 async function sendUpdateActor (accountOrChannel: AccountModel | VideoChannelModel, t: Transaction) {
  32   const byActor = accountOrChannel.Actor
  33
  34   logger.info('Creating job to update actor %s.', byActor.url)
  35
  36   const url = getUpdateActivityPubUrl(byActor.url, byActor.updatedAt.toISOString())
  37   const accountOrChannelObject = accountOrChannel.toActivityPubObject()
  38   const audience = getAudience(byActor)
  39   const data = updateActivityData(url, byActor, accountOrChannelObject, audience)
  40
  41   let actorsInvolved: ActorModel[]
  42   if (accountOrChannel instanceof AccountModel) {
  43     // Actors that shared my videos are involved too
  44     actorsInvolved = await VideoShareModel.loadActorsByVideoOwner(byActor.id, t)
  45   } else {
  46     // Actors that shared videos of my channel are involved too
  47     actorsInvolved = await VideoShareModel.loadActorsByVideoChannel(accountOrChannel.id, t)
  48   }
  49
  50   actorsInvolved.push(byActor)
  51
  52   return broadcastToFollowers(data, byActor, actorsInvolved, t)
  53 }
  54
  55 // ---------------------------------------------------------------------------
  56
  57 export {
  58   sendUpdateActor,
  59   sendUpdateVideo
  60 }
  61
  62 // ---------------------------------------------------------------------------
  63
  64 function updateActivityData (url: string, byActor: ActorModel, object: any, audience?: ActivityAudience): ActivityUpdate {
  65   if (!audience) audience = getAudience(byActor)
  66
  67   return audiencify(
  68     {
  69       type: 'Update' as 'Update',
  70       id: url,
  71       actor: byActor.url,
  72       object: audiencify(object, audience
  73       )
  74     },
  75     audience
  76   )
  77 }