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54141398 | 1 | import { Transaction } from 'sequelize' |
e12a0092 | 2 | import { Activity, ActivityAudience } from '../../../../shared/models/activitypub' |
da854ddd | 3 | import { logger } from '../../../helpers/logger' |
3fd3ab2d | 4 | import { ACTIVITY_PUB } from '../../../initializers' |
50d6de9c C |
5 | import { ActorModel } from '../../../models/activitypub/actor' |
6 | import { ActorFollowModel } from '../../../models/activitypub/actor-follow' | |
3fd3ab2d | 7 | import { VideoModel } from '../../../models/video/video' |
d7e70384 | 8 | import { VideoCommentModel } from '../../../models/video/video-comment' |
3fd3ab2d C |
9 | import { VideoShareModel } from '../../../models/video/video-share' |
10 | import { activitypubHttpJobScheduler, ActivityPubHttpPayload } from '../../jobs/activitypub-http-job-scheduler' | |
63c93323 C |
11 | |
12 | async function forwardActivity ( | |
13 | activity: Activity, | |
14 | t: Transaction, | |
93ef8a9d C |
15 | followersException: ActorModel[] = [], |
16 | additionalFollowerUrls: string[] = [] | |
63c93323 C |
17 | ) { |
18 | const to = activity.to || [] | |
19 | const cc = activity.cc || [] | |
20 | ||
93ef8a9d | 21 | const followersUrls = additionalFollowerUrls |
63c93323 C |
22 | for (const dest of to.concat(cc)) { |
23 | if (dest.endsWith('/followers')) { | |
24 | followersUrls.push(dest) | |
25 | } | |
26 | } | |
27 | ||
50d6de9c C |
28 | const toActorFollowers = await ActorModel.listByFollowersUrls(followersUrls, t) |
29 | const uris = await computeFollowerUris(toActorFollowers, followersException, t) | |
63c93323 C |
30 | |
31 | if (uris.length === 0) { | |
50d6de9c | 32 | logger.info('0 followers for %s, no forwarding.', toActorFollowers.map(a => a.id).join(', ')) |
df1966c9 | 33 | return undefined |
63c93323 C |
34 | } |
35 | ||
36 | logger.debug('Creating forwarding job.', { uris }) | |
37 | ||
38 | const jobPayload: ActivityPubHttpPayload = { | |
39 | uris, | |
40 | body: activity | |
41 | } | |
42 | ||
43 | return activitypubHttpJobScheduler.createJob(t, 'activitypubHttpBroadcastHandler', jobPayload) | |
44 | } | |
54141398 | 45 | |
40ff5707 C |
46 | async function broadcastToFollowers ( |
47 | data: any, | |
50d6de9c C |
48 | byActor: ActorModel, |
49 | toActorFollowers: ActorModel[], | |
40ff5707 | 50 | t: Transaction, |
93ef8a9d | 51 | actorsException: ActorModel[] = [] |
40ff5707 | 52 | ) { |
93ef8a9d C |
53 | const uris = await computeFollowerUris(toActorFollowers, actorsException, t) |
54 | return broadcastTo(uris, data, byActor, t) | |
55 | } | |
56 | ||
57 | async function broadcastToActors ( | |
58 | data: any, | |
59 | byActor: ActorModel, | |
60 | toActors: ActorModel[], | |
61 | t: Transaction, | |
62 | actorsException: ActorModel[] = [] | |
63 | ) { | |
64 | const uris = await computeUris(toActors, actorsException) | |
65 | return broadcastTo(uris, data, byActor, t) | |
66 | } | |
67 | ||
68 | async function broadcastTo (uris: string[], data: any, byActor: ActorModel, t: Transaction) { | |
69 | if (uris.length === 0) return undefined | |
54141398 | 70 | |
63c93323 | 71 | logger.debug('Creating broadcast job.', { uris }) |
40ff5707 | 72 | |
63c93323 | 73 | const jobPayload: ActivityPubHttpPayload = { |
40ff5707 | 74 | uris, |
50d6de9c | 75 | signatureActorId: byActor.id, |
54141398 C |
76 | body: data |
77 | } | |
78 | ||
79 | return activitypubHttpJobScheduler.createJob(t, 'activitypubHttpBroadcastHandler', jobPayload) | |
80 | } | |
81 | ||
50d6de9c C |
82 | async function unicastTo (data: any, byActor: ActorModel, toActorUrl: string, t: Transaction) { |
83 | logger.debug('Creating unicast job.', { uri: toActorUrl }) | |
63c93323 C |
84 | |
85 | const jobPayload: ActivityPubHttpPayload = { | |
50d6de9c C |
86 | uris: [ toActorUrl ], |
87 | signatureActorId: byActor.id, | |
54141398 C |
88 | body: data |
89 | } | |
90 | ||
91 | return activitypubHttpJobScheduler.createJob(t, 'activitypubHttpUnicastHandler', jobPayload) | |
92 | } | |
93 | ||
50d6de9c | 94 | function getOriginVideoAudience (video: VideoModel, actorsInvolvedInVideo: ActorModel[]) { |
0032ebe9 | 95 | return { |
50d6de9c C |
96 | to: [ video.VideoChannel.Account.Actor.url ], |
97 | cc: actorsInvolvedInVideo.map(a => a.followersUrl) | |
0032ebe9 C |
98 | } |
99 | } | |
100 | ||
d7e70384 C |
101 | function getOriginVideoCommentAudience ( |
102 | videoComment: VideoCommentModel, | |
103 | threadParentComments: VideoCommentModel[], | |
104 | actorsInvolvedInVideo: ActorModel[], | |
105 | isOrigin = false | |
106 | ) { | |
107 | const to = [ ACTIVITY_PUB.PUBLIC ] | |
108 | const cc = [ ] | |
109 | ||
110 | // Owner of the video we comment | |
111 | if (isOrigin === false) { | |
112 | cc.push(videoComment.Video.VideoChannel.Account.Actor.url) | |
113 | } | |
114 | ||
115 | // Followers of the poster | |
116 | cc.push(videoComment.Account.Actor.followersUrl) | |
117 | ||
118 | // Send to actors we reply to | |
119 | for (const parentComment of threadParentComments) { | |
120 | cc.push(parentComment.Account.Actor.url) | |
121 | } | |
122 | ||
123 | return { | |
124 | to, | |
125 | cc: cc.concat(actorsInvolvedInVideo.map(a => a.followersUrl)) | |
126 | } | |
127 | } | |
128 | ||
50d6de9c | 129 | function getObjectFollowersAudience (actorsInvolvedInObject: ActorModel[]) { |
4e50b6a1 | 130 | return { |
50d6de9c | 131 | to: actorsInvolvedInObject.map(a => a.followersUrl), |
0032ebe9 C |
132 | cc: [] |
133 | } | |
134 | } | |
135 | ||
50d6de9c | 136 | async function getActorsInvolvedInVideo (video: VideoModel, t: Transaction) { |
d7e70384 C |
137 | const actors = await VideoShareModel.loadActorsByShare(video.id, t) |
138 | actors.push(video.VideoChannel.Account.Actor) | |
4e50b6a1 | 139 | |
d7e70384 | 140 | return actors |
4e50b6a1 C |
141 | } |
142 | ||
50d6de9c C |
143 | async function getAudience (actorSender: ActorModel, t: Transaction, isPublic = true) { |
144 | const followerInboxUrls = await actorSender.getFollowerSharedInboxUrls(t) | |
54141398 C |
145 | |
146 | // Thanks Mastodon: https://github.com/tootsuite/mastodon/blob/master/app/lib/activitypub/tag_manager.rb#L47 | |
147 | let to = [] | |
148 | let cc = [] | |
149 | ||
150 | if (isPublic) { | |
151 | to = [ ACTIVITY_PUB.PUBLIC ] | |
152 | cc = followerInboxUrls | |
153 | } else { // Unlisted | |
154 | to = followerInboxUrls | |
155 | cc = [ ACTIVITY_PUB.PUBLIC ] | |
156 | } | |
157 | ||
158 | return { to, cc } | |
159 | } | |
160 | ||
e12a0092 C |
161 | function audiencify (object: any, audience: ActivityAudience) { |
162 | return Object.assign(object, audience) | |
163 | } | |
164 | ||
93ef8a9d | 165 | async function computeFollowerUris (toActorFollower: ActorModel[], actorsException: ActorModel[], t: Transaction) { |
50d6de9c | 166 | const toActorFollowerIds = toActorFollower.map(a => a.id) |
63c93323 | 167 | |
50d6de9c | 168 | const result = await ActorFollowModel.listAcceptedFollowerSharedInboxUrls(toActorFollowerIds, t) |
93ef8a9d C |
169 | const sharedInboxesException = actorsException.map(f => f.sharedInboxUrl) |
170 | return result.data.filter(sharedInbox => sharedInboxesException.indexOf(sharedInbox) === -1) | |
171 | } | |
172 | ||
173 | async function computeUris (toActors: ActorModel[], actorsException: ActorModel[] = []) { | |
174 | const toActorSharedInboxesSet = new Set(toActors.map(a => a.sharedInboxUrl)) | |
175 | ||
176 | const sharedInboxesException = actorsException.map(f => f.sharedInboxUrl) | |
177 | return Array.from(toActorSharedInboxesSet) | |
178 | .filter(sharedInbox => sharedInboxesException.indexOf(sharedInbox) === -1) | |
63c93323 C |
179 | } |
180 | ||
54141398 C |
181 | // --------------------------------------------------------------------------- |
182 | ||
183 | export { | |
184 | broadcastToFollowers, | |
185 | unicastTo, | |
0032ebe9 C |
186 | getAudience, |
187 | getOriginVideoAudience, | |
50d6de9c | 188 | getActorsInvolvedInVideo, |
4e50b6a1 | 189 | getObjectFollowersAudience, |
e12a0092 | 190 | forwardActivity, |
d7e70384 | 191 | audiencify, |
93ef8a9d C |
192 | getOriginVideoCommentAudience, |
193 | computeUris, | |
194 | broadcastToActors | |
54141398 | 195 | } |