aboutsummaryrefslogtreecommitdiffhomepage
path: root/server/lib/activitypub/send/send-create.ts
blob: b92615e9bc89cea7b6b74af8da7d9ab41a05c38b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
import { Transaction } from 'sequelize'
import { ActivityAudience, ActivityCreate } from '../../../../shared/models/activitypub'
import { VideoPrivacy } from '../../../../shared/models/videos'
import { getServerActor } from '../../../helpers/utils'
import { ActorModel } from '../../../models/activitypub/actor'
import { VideoModel } from '../../../models/video/video'
import { VideoAbuseModel } from '../../../models/video/video-abuse'
import { VideoCommentModel } from '../../../models/video/video-comment'
import { getVideoAbuseActivityPubUrl, getVideoDislikeActivityPubUrl, getVideoViewActivityPubUrl } from '../url'
import {
  audiencify,
  broadcastToActors,
  broadcastToFollowers,
  getActorsInvolvedInVideo,
  getAudience,
  getObjectFollowersAudience,
  getOriginVideoAudience,
  getOriginVideoCommentAudience,
  unicastTo
} from './misc'

async function sendCreateVideo (video: VideoModel, t: Transaction) {
  if (video.privacy === VideoPrivacy.PRIVATE) return undefined

  const byActor = video.VideoChannel.Account.Actor
  const videoObject = video.toActivityPubObject()

  const audience = await getAudience(byActor, t, video.privacy === VideoPrivacy.PUBLIC)
  const data = await createActivityData(video.url, byActor, videoObject, t, audience)

  return broadcastToFollowers(data, byActor, [ byActor ], t)
}

async function sendVideoAbuse (byActor: ActorModel, videoAbuse: VideoAbuseModel, video: VideoModel, t: Transaction) {
  const url = getVideoAbuseActivityPubUrl(videoAbuse)

  const audience = { to: [ video.VideoChannel.Account.Actor.url ], cc: [] }
  const data = await createActivityData(url, byActor, videoAbuse.toActivityPubObject(), t, audience)

  return unicastTo(data, byActor, video.VideoChannel.Account.Actor.sharedInboxUrl)
}

async function sendCreateVideoCommentToOrigin (comment: VideoCommentModel, t: Transaction) {
  const byActor = comment.Account.Actor
  const threadParentComments = await VideoCommentModel.listThreadParentComments(comment, t)
  const commentObject = comment.toActivityPubObject(threadParentComments)

  const actorsInvolvedInComment = await getActorsInvolvedInVideo(comment.Video, t)
  actorsInvolvedInComment.push(byActor)
  const audience = getOriginVideoCommentAudience(comment, threadParentComments, actorsInvolvedInComment)

  const data = await createActivityData(comment.url, byActor, commentObject, t, audience)

  // This was a reply, send it to the parent actors
  const actorsException = [ byActor ]
  await broadcastToActors(data, byActor, threadParentComments.map(c => c.Account.Actor), actorsException)

  // Broadcast to our followers
  await broadcastToFollowers(data, byActor, [ byActor ], t)

  // Send to origin
  return unicastTo(data, byActor, comment.Video.VideoChannel.Account.Actor.sharedInboxUrl)
}

async function sendCreateVideoCommentToVideoFollowers (comment: VideoCommentModel, t: Transaction) {
  const byActor = comment.Account.Actor
  const threadParentComments = await VideoCommentModel.listThreadParentComments(comment, t)
  const commentObject = comment.toActivityPubObject(threadParentComments)

  const actorsInvolvedInComment = await getActorsInvolvedInVideo(comment.Video, t)
  actorsInvolvedInComment.push(byActor)

  const audience = getOriginVideoCommentAudience(comment, threadParentComments, actorsInvolvedInComment)
  const data = await createActivityData(comment.url, byActor, commentObject, t, audience)

  // This was a reply, send it to the parent actors
  const actorsException = [ byActor ]
  await broadcastToActors(data, byActor, threadParentComments.map(c => c.Account.Actor), actorsException)

  // Broadcast to our followers
  await broadcastToFollowers(data, byActor, [ byActor ], t)

  // Send to actors involved in the comment
  return broadcastToFollowers(data, byActor, actorsInvolvedInComment, t, actorsException)
}

async function sendCreateViewToOrigin (byActor: ActorModel, video: VideoModel, t: Transaction) {
  const url = getVideoViewActivityPubUrl(byActor, video)
  const viewActivityData = createViewActivityData(byActor, video)

  const actorsInvolvedInVideo = await getActorsInvolvedInVideo(video, t)
  const audience = getOriginVideoAudience(video, actorsInvolvedInVideo)
  const data = await createActivityData(url, byActor, viewActivityData, t, audience)

  return unicastTo(data, byActor, video.VideoChannel.Account.Actor.sharedInboxUrl)
}

async function sendCreateViewToVideoFollowers (byActor: ActorModel, video: VideoModel, t: Transaction) {
  const url = getVideoViewActivityPubUrl(byActor, video)
  const viewActivityData = createViewActivityData(byActor, video)

  const actorsToForwardView = await getActorsInvolvedInVideo(video, t)
  const audience = getObjectFollowersAudience(actorsToForwardView)
  const data = await createActivityData(url, byActor, viewActivityData, t, audience)

  // Use the server actor to send the view
  const serverActor = await getServerActor()
  const actorsException = [ byActor ]
  return broadcastToFollowers(data, serverActor, actorsToForwardView, t, actorsException)
}

async function sendCreateDislikeToOrigin (byActor: ActorModel, video: VideoModel, t: Transaction) {
  const url = getVideoDislikeActivityPubUrl(byActor, video)
  const dislikeActivityData = createDislikeActivityData(byActor, video)

  const actorsInvolvedInVideo = await getActorsInvolvedInVideo(video, t)
  const audience = getOriginVideoAudience(video, actorsInvolvedInVideo)
  const data = await createActivityData(url, byActor, dislikeActivityData, t, audience)

  return unicastTo(data, byActor, video.VideoChannel.Account.Actor.sharedInboxUrl)
}

async function sendCreateDislikeToVideoFollowers (byActor: ActorModel, video: VideoModel, t: Transaction) {
  const url = getVideoDislikeActivityPubUrl(byActor, video)
  const dislikeActivityData = createDislikeActivityData(byActor, video)

  const actorsToForwardView = await getActorsInvolvedInVideo(video, t)
  const audience = getObjectFollowersAudience(actorsToForwardView)
  const data = await createActivityData(url, byActor, dislikeActivityData, t, audience)

  const actorsException = [ byActor ]
  return broadcastToFollowers(data, byActor, actorsToForwardView, t, actorsException)
}

async function createActivityData (
  url: string,
  byActor: ActorModel,
  object: any,
  t: Transaction,
  audience?: ActivityAudience
): Promise<ActivityCreate> {
  if (!audience) {
    audience = await getAudience(byActor, t)
  }

  return audiencify({
    type: 'Create',
    id: url,
    actor: byActor.url,
    object: audiencify(object, audience)
  }, audience)
}

function createDislikeActivityData (byActor: ActorModel, video: VideoModel) {
  return {
    type: 'Dislike',
    actor: byActor.url,
    object: video.url
  }
}

function createViewActivityData (byActor: ActorModel, video: VideoModel) {
  return {
    type: 'View',
    actor: byActor.url,
    object: video.url
  }
}

// ---------------------------------------------------------------------------

export {
  sendCreateVideo,
  sendVideoAbuse,
  createActivityData,
  sendCreateViewToOrigin,
  sendCreateViewToVideoFollowers,
  sendCreateDislikeToOrigin,
  sendCreateDislikeToVideoFollowers,
  createDislikeActivityData,
  sendCreateVideoCommentToOrigin,
  sendCreateVideoCommentToVideoFollowers
}