114 lines
3.5 KiB
TypeScript
114 lines
3.5 KiB
TypeScript
import { Transaction } from 'sequelize'
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import { Activity } from '../../../../shared/models/activitypub'
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import { logger } from '../../../helpers/logger'
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import { ActorModel } from '../../../models/activitypub/actor'
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import { ActorFollowModel } from '../../../models/activitypub/actor-follow'
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import { JobQueue } from '../../job-queue'
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async function forwardActivity (
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activity: Activity,
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t: Transaction,
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followersException: ActorModel[] = [],
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additionalFollowerUrls: string[] = []
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) {
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const to = activity.to || []
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const cc = activity.cc || []
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const followersUrls = additionalFollowerUrls
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for (const dest of to.concat(cc)) {
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if (dest.endsWith('/followers')) {
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followersUrls.push(dest)
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}
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}
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const toActorFollowers = await ActorModel.listByFollowersUrls(followersUrls, t)
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const uris = await computeFollowerUris(toActorFollowers, followersException, t)
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if (uris.length === 0) {
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logger.info('0 followers for %s, no forwarding.', toActorFollowers.map(a => a.id).join(', '))
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return undefined
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}
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logger.debug('Creating forwarding job.', { uris })
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const payload = {
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uris,
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body: activity
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}
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return JobQueue.Instance.createJob({ type: 'activitypub-http-broadcast', payload })
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}
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async function broadcastToFollowers (
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data: any,
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byActor: ActorModel,
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toActorFollowers: ActorModel[],
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t: Transaction,
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actorsException: ActorModel[] = []
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) {
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const uris = await computeFollowerUris(toActorFollowers, actorsException, t)
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return broadcastTo(uris, data, byActor)
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}
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async function broadcastToActors (
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data: any,
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byActor: ActorModel,
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toActors: ActorModel[],
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actorsException: ActorModel[] = []
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) {
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const uris = await computeUris(toActors, actorsException)
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return broadcastTo(uris, data, byActor)
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}
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async function broadcastTo (uris: string[], data: any, byActor: ActorModel) {
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if (uris.length === 0) return undefined
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logger.debug('Creating broadcast job.', { uris })
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const payload = {
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uris,
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signatureActorId: byActor.id,
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body: data
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}
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return JobQueue.Instance.createJob({ type: 'activitypub-http-broadcast', payload })
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}
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async function unicastTo (data: any, byActor: ActorModel, toActorUrl: string) {
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logger.debug('Creating unicast job.', { uri: toActorUrl })
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const payload = {
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uri: toActorUrl,
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signatureActorId: byActor.id,
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body: data
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}
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return JobQueue.Instance.createJob({ type: 'activitypub-http-unicast', payload })
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}
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// ---------------------------------------------------------------------------
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export {
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broadcastToFollowers,
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unicastTo,
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forwardActivity,
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broadcastToActors
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}
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// ---------------------------------------------------------------------------
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async function computeFollowerUris (toActorFollower: ActorModel[], actorsException: ActorModel[], t: Transaction) {
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const toActorFollowerIds = toActorFollower.map(a => a.id)
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const result = await ActorFollowModel.listAcceptedFollowerSharedInboxUrls(toActorFollowerIds, t)
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const sharedInboxesException = actorsException.map(f => f.sharedInboxUrl || f.inboxUrl)
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return result.data.filter(sharedInbox => sharedInboxesException.indexOf(sharedInbox) === -1)
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}
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async function computeUris (toActors: ActorModel[], actorsException: ActorModel[] = []) {
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const toActorSharedInboxesSet = new Set(toActors.map(a => a.sharedInboxUrl || a.inboxUrl))
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const sharedInboxesException = actorsException.map(f => f.sharedInboxUrl || f.inboxUrl)
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return Array.from(toActorSharedInboxesSet)
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.filter(sharedInbox => sharedInboxesException.indexOf(sharedInbox) === -1)
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}
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