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

   1 import { Transaction } from 'sequelize'
   2 import { ActivityAudience, ActivityCreate } from '../../../../shared/models/activitypub'
   3 import { VideoPrivacy } from '../../../../shared/models/videos'
   4 import { getServerActor } from '../../../helpers/utils'
   5 import { ActorModel } from '../../../models/activitypub/actor'
   6 import { VideoModel } from '../../../models/video/video'
   7 import { VideoAbuseModel } from '../../../models/video/video-abuse'
   8 import { VideoCommentModel } from '../../../models/video/video-comment'
   9 import { getVideoAbuseActivityPubUrl, getVideoDislikeActivityPubUrl, getVideoViewActivityPubUrl } from '../url'
  10 import { broadcastToActors, broadcastToFollowers, unicastTo } from './utils'
  11 import {
  12   audiencify,
  13   getActorsInvolvedInVideo,
  14   getAudience,
  15   getObjectFollowersAudience,
  16   getVideoAudience,
  17   getVideoCommentAudience
  18 } from '../audience'
  19 import { logger } from '../../../helpers/logger'
  20
  21 async function sendCreateVideo (video: VideoModel, t: Transaction) {
  22   if (video.privacy === VideoPrivacy.PRIVATE) return undefined
  23
  24   logger.info('Creating job to send video creation of %s.', video.url)
  25
  26   const byActor = video.VideoChannel.Account.Actor
  27   const videoObject = video.toActivityPubObject()
  28
  29   const audience = getAudience(byActor, video.privacy === VideoPrivacy.PUBLIC)
  30   const data = createActivityData(video.url, byActor, videoObject, audience)
  31
  32   return broadcastToFollowers(data, byActor, [ byActor ], t)
  33 }
  34
  35 async function sendVideoAbuse (byActor: ActorModel, videoAbuse: VideoAbuseModel, video: VideoModel, t: Transaction) {
  36   const url = getVideoAbuseActivityPubUrl(videoAbuse)
  37
  38   logger.info('Creating job to send video abuse %s.', url)
  39
  40   const audience = { to: [ video.VideoChannel.Account.Actor.url ], cc: [] }
  41   const data = createActivityData(url, byActor, videoAbuse.toActivityPubObject(), audience)
  42
  43   return unicastTo(data, byActor, video.VideoChannel.Account.Actor.sharedInboxUrl)
  44 }
  45
  46 async function sendCreateVideoComment (comment: VideoCommentModel, t: Transaction) {
  47   logger.info('Creating job to send comment %s.', comment.url)
  48
  49   const isOrigin = comment.Video.isOwned()
  50
  51   const byActor = comment.Account.Actor
  52   const threadParentComments = await VideoCommentModel.listThreadParentComments(comment, t)
  53   const commentObject = comment.toActivityPubObject(threadParentComments)
  54
  55   const actorsInvolvedInComment = await getActorsInvolvedInVideo(comment.Video, t)
  56   actorsInvolvedInComment.push(byActor)
  57
  58   const parentsCommentActors = threadParentComments.map(c => c.Account.Actor)
  59
  60   let audience: ActivityAudience
  61   if (isOrigin) {
  62     audience = getVideoCommentAudience(comment, threadParentComments, actorsInvolvedInComment, isOrigin)
  63   } else {
  64     audience = getObjectFollowersAudience(actorsInvolvedInComment.concat(parentsCommentActors))
  65   }
  66
  67   const data = createActivityData(comment.url, byActor, commentObject, audience)
  68
  69   // This was a reply, send it to the parent actors
  70   const actorsException = [ byActor ]
  71   await broadcastToActors(data, byActor, parentsCommentActors, actorsException)
  72
  73   // Broadcast to our followers
  74   await broadcastToFollowers(data, byActor, [ byActor ], t)
  75
  76   // Send to actors involved in the comment
  77   if (isOrigin) return broadcastToFollowers(data, byActor, actorsInvolvedInComment, t, actorsException)
  78
  79   // Send to origin
  80   return unicastTo(data, byActor, comment.Video.VideoChannel.Account.Actor.sharedInboxUrl)
  81 }
  82
  83 async function sendCreateView (byActor: ActorModel, video: VideoModel, t: Transaction) {
  84   logger.info('Creating job to send view of %s.', video.url)
  85
  86   const url = getVideoViewActivityPubUrl(byActor, video)
  87   const viewActivityData = createViewActivityData(byActor, video)
  88
  89   const actorsInvolvedInVideo = await getActorsInvolvedInVideo(video, t)
  90
  91   // Send to origin
  92   if (video.isOwned() === false) {
  93     const audience = getVideoAudience(video, actorsInvolvedInVideo)
  94     const data = createActivityData(url, byActor, viewActivityData, audience)
  95
  96     return unicastTo(data, byActor, video.VideoChannel.Account.Actor.sharedInboxUrl)
  97   }
  98
  99   // Send to followers
 100   const audience = getObjectFollowersAudience(actorsInvolvedInVideo)
 101   const data = createActivityData(url, byActor, viewActivityData, audience)
 102
 103   // Use the server actor to send the view
 104   const serverActor = await getServerActor()
 105   const actorsException = [ byActor ]
 106   return broadcastToFollowers(data, serverActor, actorsInvolvedInVideo, t, actorsException)
 107 }
 108
 109 async function sendCreateDislike (byActor: ActorModel, video: VideoModel, t: Transaction) {
 110   logger.info('Creating job to dislike %s.', video.url)
 111
 112   const url = getVideoDislikeActivityPubUrl(byActor, video)
 113   const dislikeActivityData = createDislikeActivityData(byActor, video)
 114
 115   const actorsInvolvedInVideo = await getActorsInvolvedInVideo(video, t)
 116
 117   // Send to origin
 118   if (video.isOwned() === false) {
 119     const audience = getVideoAudience(video, actorsInvolvedInVideo)
 120     const data = createActivityData(url, byActor, dislikeActivityData, audience)
 121
 122     return unicastTo(data, byActor, video.VideoChannel.Account.Actor.sharedInboxUrl)
 123   }
 124
 125   // Send to followers
 126   const audience = getObjectFollowersAudience(actorsInvolvedInVideo)
 127   const data = createActivityData(url, byActor, dislikeActivityData, audience)
 128
 129   const actorsException = [ byActor ]
 130   return broadcastToFollowers(data, byActor, actorsInvolvedInVideo, t, actorsException)
 131 }
 132
 133 function createActivityData (url: string, byActor: ActorModel, object: any, audience?: ActivityAudience): ActivityCreate {
 134   if (!audience) audience = getAudience(byActor)
 135
 136   return audiencify(
 137     {
 138       type: 'Create' as 'Create',
 139       id: url + '/activity',
 140       actor: byActor.url,
 141       object: audiencify(object, audience)
 142     },
 143     audience
 144   )
 145 }
 146
 147 function createDislikeActivityData (byActor: ActorModel, video: VideoModel) {
 148   return {
 149     type: 'Dislike',
 150     actor: byActor.url,
 151     object: video.url
 152   }
 153 }
 154
 155 function createViewActivityData (byActor: ActorModel, video: VideoModel) {
 156   return {
 157     type: 'View',
 158     actor: byActor.url,
 159     object: video.url
 160   }
 161 }
 162
 163 // ---------------------------------------------------------------------------
 164
 165 export {
 166   sendCreateVideo,
 167   sendVideoAbuse,
 168   createActivityData,
 169   sendCreateView,
 170   sendCreateDislike,
 171   createDislikeActivityData,
 172   sendCreateVideoComment
 173 }