]>
Commit | Line | Data |
---|---|---|
1 | import { Transaction } from 'sequelize' | |
2 | import { Activity, ActivityAudience } from '../../../../shared/models/activitypub' | |
3 | import { logger } from '../../../helpers/logger' | |
4 | import { ActorModel } from '../../../models/activitypub/actor' | |
5 | import { ActorFollowModel } from '../../../models/activitypub/actor-follow' | |
6 | import { JobQueue } from '../../job-queue' | |
7 | import { VideoModel } from '../../../models/video/video' | |
8 | import { getActorsInvolvedInVideo, getAudienceFromFollowersOf, getRemoteVideoAudience } from '../audience' | |
9 | import { getServerActor } from '../../../helpers/utils' | |
10 | import { afterCommitIfTransaction } from '../../../helpers/database-utils' | |
11 | import { ActorFollowerException, ActorModelId, ActorModelOnly } from '../../../typings/models' | |
12 | ||
13 | async function sendVideoRelatedActivity (activityBuilder: (audience: ActivityAudience) => Activity, options: { | |
14 | byActor: ActorModelOnly, | |
15 | video: VideoModel, | |
16 | transaction?: Transaction | |
17 | }) { | |
18 | const { byActor, video, transaction } = options | |
19 | ||
20 | const actorsInvolvedInVideo = await getActorsInvolvedInVideo(video, transaction) | |
21 | ||
22 | // Send to origin | |
23 | if (video.isOwned() === false) { | |
24 | const audience = getRemoteVideoAudience(video, actorsInvolvedInVideo) | |
25 | const activity = activityBuilder(audience) | |
26 | ||
27 | return afterCommitIfTransaction(transaction, () => { | |
28 | return unicastTo(activity, byActor, video.VideoChannel.Account.Actor.sharedInboxUrl) | |
29 | }) | |
30 | } | |
31 | ||
32 | // Send to followers | |
33 | const audience = getAudienceFromFollowersOf(actorsInvolvedInVideo) | |
34 | const activity = activityBuilder(audience) | |
35 | ||
36 | const actorsException = [ byActor ] | |
37 | ||
38 | return broadcastToFollowers(activity, byActor, actorsInvolvedInVideo, transaction, actorsException) | |
39 | } | |
40 | ||
41 | async function forwardVideoRelatedActivity ( | |
42 | activity: Activity, | |
43 | t: Transaction, | |
44 | followersException: ActorFollowerException[] = [], | |
45 | video: VideoModel | |
46 | ) { | |
47 | // Mastodon does not add our announces in audience, so we forward to them manually | |
48 | const additionalActors = await getActorsInvolvedInVideo(video, t) | |
49 | const additionalFollowerUrls = additionalActors.map(a => a.followersUrl) | |
50 | ||
51 | return forwardActivity(activity, t, followersException, additionalFollowerUrls) | |
52 | } | |
53 | ||
54 | async function forwardActivity ( | |
55 | activity: Activity, | |
56 | t: Transaction, | |
57 | followersException: ActorFollowerException[] = [], | |
58 | additionalFollowerUrls: string[] = [] | |
59 | ) { | |
60 | logger.info('Forwarding activity %s.', activity.id) | |
61 | ||
62 | const to = activity.to || [] | |
63 | const cc = activity.cc || [] | |
64 | ||
65 | const followersUrls = additionalFollowerUrls | |
66 | for (const dest of to.concat(cc)) { | |
67 | if (dest.endsWith('/followers')) { | |
68 | followersUrls.push(dest) | |
69 | } | |
70 | } | |
71 | ||
72 | const toActorFollowers = await ActorModel.listByFollowersUrls(followersUrls, t) | |
73 | const uris = await computeFollowerUris(toActorFollowers, followersException, t) | |
74 | ||
75 | if (uris.length === 0) { | |
76 | logger.info('0 followers for %s, no forwarding.', toActorFollowers.map(a => a.id).join(', ')) | |
77 | return undefined | |
78 | } | |
79 | ||
80 | logger.debug('Creating forwarding job.', { uris }) | |
81 | ||
82 | const payload = { | |
83 | uris, | |
84 | body: activity | |
85 | } | |
86 | return afterCommitIfTransaction(t, () => JobQueue.Instance.createJob({ type: 'activitypub-http-broadcast', payload })) | |
87 | } | |
88 | ||
89 | async function broadcastToFollowers ( | |
90 | data: any, | |
91 | byActor: ActorModelId, | |
92 | toFollowersOf: ActorModelId[], | |
93 | t: Transaction, | |
94 | actorsException: ActorFollowerException[] = [] | |
95 | ) { | |
96 | const uris = await computeFollowerUris(toFollowersOf, actorsException, t) | |
97 | ||
98 | return afterCommitIfTransaction(t, () => broadcastTo(uris, data, byActor)) | |
99 | } | |
100 | ||
101 | async function broadcastToActors ( | |
102 | data: any, | |
103 | byActor: ActorModelId, | |
104 | toActors: ActorModelOnly[], | |
105 | t?: Transaction, | |
106 | actorsException: ActorFollowerException[] = [] | |
107 | ) { | |
108 | const uris = await computeUris(toActors, actorsException) | |
109 | return afterCommitIfTransaction(t, () => broadcastTo(uris, data, byActor)) | |
110 | } | |
111 | ||
112 | function broadcastTo (uris: string[], data: any, byActor: ActorModelId) { | |
113 | if (uris.length === 0) return undefined | |
114 | ||
115 | logger.debug('Creating broadcast job.', { uris }) | |
116 | ||
117 | const payload = { | |
118 | uris, | |
119 | signatureActorId: byActor.id, | |
120 | body: data | |
121 | } | |
122 | ||
123 | return JobQueue.Instance.createJob({ type: 'activitypub-http-broadcast', payload }) | |
124 | } | |
125 | ||
126 | function unicastTo (data: any, byActor: ActorModelId, toActorUrl: string) { | |
127 | logger.debug('Creating unicast job.', { uri: toActorUrl }) | |
128 | ||
129 | const payload = { | |
130 | uri: toActorUrl, | |
131 | signatureActorId: byActor.id, | |
132 | body: data | |
133 | } | |
134 | ||
135 | JobQueue.Instance.createJob({ type: 'activitypub-http-unicast', payload }) | |
136 | } | |
137 | ||
138 | // --------------------------------------------------------------------------- | |
139 | ||
140 | export { | |
141 | broadcastToFollowers, | |
142 | unicastTo, | |
143 | forwardActivity, | |
144 | broadcastToActors, | |
145 | forwardVideoRelatedActivity, | |
146 | sendVideoRelatedActivity | |
147 | } | |
148 | ||
149 | // --------------------------------------------------------------------------- | |
150 | ||
151 | async function computeFollowerUris (toFollowersOf: ActorModelId[], actorsException: ActorFollowerException[], t: Transaction) { | |
152 | const toActorFollowerIds = toFollowersOf.map(a => a.id) | |
153 | ||
154 | const result = await ActorFollowModel.listAcceptedFollowerSharedInboxUrls(toActorFollowerIds, t) | |
155 | const sharedInboxesException = await buildSharedInboxesException(actorsException) | |
156 | ||
157 | return result.data.filter(sharedInbox => sharedInboxesException.indexOf(sharedInbox) === -1) | |
158 | } | |
159 | ||
160 | async function computeUris (toActors: ActorModelOnly[], actorsException: ActorFollowerException[] = []) { | |
161 | const serverActor = await getServerActor() | |
162 | const targetUrls = toActors | |
163 | .filter(a => a.id !== serverActor.id) // Don't send to ourselves | |
164 | .map(a => a.sharedInboxUrl || a.inboxUrl) | |
165 | ||
166 | const toActorSharedInboxesSet = new Set(targetUrls) | |
167 | ||
168 | const sharedInboxesException = await buildSharedInboxesException(actorsException) | |
169 | return Array.from(toActorSharedInboxesSet) | |
170 | .filter(sharedInbox => sharedInboxesException.indexOf(sharedInbox) === -1) | |
171 | } | |
172 | ||
173 | async function buildSharedInboxesException (actorsException: ActorFollowerException[]) { | |
174 | const serverActor = await getServerActor() | |
175 | ||
176 | return actorsException | |
177 | .map(f => f.sharedInboxUrl || f.inboxUrl) | |
178 | .concat([ serverActor.sharedInboxUrl ]) | |
179 | } |