PeerTube/server/core/lib/job-queue/handlers/activitypub-follow.ts

105 lines
3.8 KiB
TypeScript

import { Job } from 'bullmq'
import { getLocalActorFollowActivityPubUrl } from '@server/lib/activitypub/url.js'
import { ActivitypubFollowPayload } from '@peertube/peertube-models'
import { sanitizeHost } from '../../../helpers/core-utils.js'
import { retryTransactionWrapper } from '../../../helpers/database-utils.js'
import { logger } from '../../../helpers/logger.js'
import { REMOTE_SCHEME, SERVER_ACTOR_NAME, WEBSERVER } from '../../../initializers/constants.js'
import { sequelizeTypescript } from '../../../initializers/database.js'
import { ActorModel } from '../../../models/actor/actor.js'
import { ActorFollowModel } from '../../../models/actor/actor-follow.js'
import { MActor, MActorFull } from '../../../types/models/index.js'
import { getOrCreateAPActor, loadActorUrlOrGetFromWebfinger } from '../../activitypub/actors/index.js'
import { sendFollow } from '../../activitypub/send/index.js'
import { Notifier } from '../../notifier/index.js'
import { getApplicationActorOfHost } from '@server/helpers/activity-pub-utils.js'
async function processActivityPubFollow (job: Job) {
const payload = job.data as ActivitypubFollowPayload
const host = payload.host
const handle = host
? `${payload.name}@${host}`
: payload.name
logger.info('Processing ActivityPub follow in job %s.', job.id)
let targetActor: MActorFull
if (!host || host === WEBSERVER.HOST) {
if (!payload.name) throw new Error('Payload name is mandatory for local follow')
targetActor = await ActorModel.loadLocalByName(payload.name)
} else {
const sanitizedHost = sanitizeHost(host, REMOTE_SCHEME.HTTP)
let actorUrl: string
try {
if (!payload.name) actorUrl = await getApplicationActorOfHost(sanitizedHost)
if (!actorUrl) actorUrl = await loadActorUrlOrGetFromWebfinger((payload.name || SERVER_ACTOR_NAME) + '@' + sanitizedHost)
targetActor = await getOrCreateAPActor(actorUrl, 'all')
} catch (err) {
logger.warn(`Do not follow ${handle} because we could not find the actor URL (in database or using webfinger)`)
return
}
}
if (!targetActor) {
logger.warn(`Do not follow ${handle} because we could not fetch/load the actor`)
return
}
if (payload.assertIsChannel && !targetActor.VideoChannel) {
logger.warn(`Do not follow ${handle} because it is not a channel.`)
return
}
const fromActor = await ActorModel.load(payload.followerActorId)
return retryTransactionWrapper(follow, fromActor, targetActor, payload.isAutoFollow)
}
// ---------------------------------------------------------------------------
export {
processActivityPubFollow
}
// ---------------------------------------------------------------------------
async function follow (fromActor: MActor, targetActor: MActorFull, isAutoFollow = false) {
if (fromActor.id === targetActor.id) {
throw new Error('Follower is the same as target actor.')
}
// Same server, direct accept
const state = !fromActor.serverId && !targetActor.serverId ? 'accepted' : 'pending'
const actorFollow = await sequelizeTypescript.transaction(async t => {
const [ actorFollow ] = await ActorFollowModel.findOrCreateCustom({
byActor: fromActor,
state,
targetActor,
activityId: getLocalActorFollowActivityPubUrl(fromActor, targetActor),
transaction: t
})
// Send a notification to remote server if our follow is not already accepted
if (actorFollow.state !== 'accepted') sendFollow(actorFollow, t)
return actorFollow
})
const followerFull = await ActorModel.loadFull(fromActor.id)
const actorFollowFull = Object.assign(actorFollow, {
ActorFollowing: targetActor,
ActorFollower: followerFull
})
if (actorFollow.state === 'accepted') Notifier.Instance.notifyOfNewUserFollow(actorFollowFull)
if (isAutoFollow === true) Notifier.Instance.notifyOfAutoInstanceFollowing(actorFollowFull)
return actorFollow
}