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

   1 import { Transaction } from 'sequelize'
   2 import { getServerActor } from '@server/models/application/application'
   3 import { ActivityAudience, ActivityUpdate, VideoPlaylistPrivacy, VideoPrivacy } from '@shared/models'
   4 import { logger } from '../../../helpers/logger'
   5 import { AccountModel } from '../../../models/account/account'
   6 import { VideoModel } from '../../../models/video/video'
   7 import { VideoShareModel } from '../../../models/video/video-share'
   8 import {
   9   MAccountDefault,
  10   MActor,
  11   MActorLight,
  12   MChannelDefault,
  13   MVideoAP,
  14   MVideoAPWithoutCaption,
  15   MVideoPlaylistFull,
  16   MVideoRedundancyVideo
  17 } from '../../../types/models'
  18 import { audiencify, getAudience } from '../audience'
  19 import { getUpdateActivityPubUrl } from '../url'
  20 import { getActorsInvolvedInVideo } from './shared'
  21 import { broadcastToFollowers, sendVideoRelatedActivity } from './shared/send-utils'
  22
  23 async function sendUpdateVideo (videoArg: MVideoAPWithoutCaption, t: Transaction, overrodeByActor?: MActor) {
  24   const video = videoArg as MVideoAP
  25
  26   if (!video.hasPrivacyForFederation()) return undefined
  27
  28   logger.info('Creating job to update video %s.', video.url)
  29
  30   const byActor = overrodeByActor || video.VideoChannel.Account.Actor
  31
  32   const url = getUpdateActivityPubUrl(video.url, video.updatedAt.toISOString())
  33
  34   // Needed to build the AP object
  35   if (!video.VideoCaptions) {
  36     video.VideoCaptions = await video.$get('VideoCaptions', { transaction: t })
  37   }
  38
  39   const videoObject = video.toActivityPubObject()
  40   const audience = getAudience(byActor, video.privacy === VideoPrivacy.PUBLIC)
  41
  42   const updateActivity = buildUpdateActivity(url, byActor, videoObject, audience)
  43
  44   const actorsInvolved = await getActorsInvolvedInVideo(video, t)
  45   if (overrodeByActor) actorsInvolved.push(overrodeByActor)
  46
  47   return broadcastToFollowers(updateActivity, byActor, actorsInvolved, t)
  48 }
  49
  50 async function sendUpdateActor (accountOrChannel: MChannelDefault | MAccountDefault, t: Transaction) {
  51   const byActor = accountOrChannel.Actor
  52
  53   logger.info('Creating job to update actor %s.', byActor.url)
  54
  55   const url = getUpdateActivityPubUrl(byActor.url, byActor.updatedAt.toISOString())
  56   const accountOrChannelObject = (accountOrChannel as any).toActivityPubObject() // FIXME: typescript bug?
  57   const audience = getAudience(byActor)
  58   const updateActivity = buildUpdateActivity(url, byActor, accountOrChannelObject, audience)
  59
  60   let actorsInvolved: MActor[]
  61   if (accountOrChannel instanceof AccountModel) {
  62     // Actors that shared my videos are involved too
  63     actorsInvolved = await VideoShareModel.loadActorsWhoSharedVideosOf(byActor.id, t)
  64   } else {
  65     // Actors that shared videos of my channel are involved too
  66     actorsInvolved = await VideoShareModel.loadActorsByVideoChannel(accountOrChannel.id, t)
  67   }
  68
  69   actorsInvolved.push(byActor)
  70
  71   return broadcastToFollowers(updateActivity, byActor, actorsInvolved, t)
  72 }
  73
  74 async function sendUpdateCacheFile (byActor: MActorLight, redundancyModel: MVideoRedundancyVideo) {
  75   logger.info('Creating job to update cache file %s.', redundancyModel.url)
  76
  77   const associatedVideo = redundancyModel.getVideo()
  78   if (!associatedVideo) {
  79     logger.warn('Cannot send update activity for redundancy %s: no video files associated.', redundancyModel.url)
  80     return
  81   }
  82
  83   const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(associatedVideo.id)
  84
  85   const activityBuilder = (audience: ActivityAudience) => {
  86     const redundancyObject = redundancyModel.toActivityPubObject()
  87     const url = getUpdateActivityPubUrl(redundancyModel.url, redundancyModel.updatedAt.toISOString())
  88
  89     return buildUpdateActivity(url, byActor, redundancyObject, audience)
  90   }
  91
  92   return sendVideoRelatedActivity(activityBuilder, { byActor, video, contextType: 'CacheFile' })
  93 }
  94
  95 async function sendUpdateVideoPlaylist (videoPlaylist: MVideoPlaylistFull, t: Transaction) {
  96   if (videoPlaylist.privacy === VideoPlaylistPrivacy.PRIVATE) return undefined
  97
  98   const byActor = videoPlaylist.OwnerAccount.Actor
  99
 100   logger.info('Creating job to update video playlist %s.', videoPlaylist.url)
 101
 102   const url = getUpdateActivityPubUrl(videoPlaylist.url, videoPlaylist.updatedAt.toISOString())
 103
 104   const object = await videoPlaylist.toActivityPubObject(null, t)
 105   const audience = getAudience(byActor, videoPlaylist.privacy === VideoPlaylistPrivacy.PUBLIC)
 106
 107   const updateActivity = buildUpdateActivity(url, byActor, object, audience)
 108
 109   const serverActor = await getServerActor()
 110   const toFollowersOf = [ byActor, serverActor ]
 111
 112   if (videoPlaylist.VideoChannel) toFollowersOf.push(videoPlaylist.VideoChannel.Actor)
 113
 114   return broadcastToFollowers(updateActivity, byActor, toFollowersOf, t)
 115 }
 116
 117 // ---------------------------------------------------------------------------
 118
 119 export {
 120   sendUpdateActor,
 121   sendUpdateVideo,
 122   sendUpdateCacheFile,
 123   sendUpdateVideoPlaylist
 124 }
 125
 126 // ---------------------------------------------------------------------------
 127
 128 function buildUpdateActivity (url: string, byActor: MActorLight, object: any, audience?: ActivityAudience): ActivityUpdate {
 129   if (!audience) audience = getAudience(byActor)
 130
 131   return audiencify(
 132     {
 133       type: 'Update' as 'Update',
 134       id: url,
 135       actor: byActor.url,
 136       object: audiencify(object, audience)
 137     },
 138     audience
 139   )
 140 }