PeerTube/server/controllers/activitypub/outbox.ts

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import express from 'express'
import { MActorLight } from '@server/types/models'
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import { Activity } from '../../../shared/models/activitypub/activity'
import { VideoPrivacy } from '../../../shared/models/videos'
import { activityPubCollectionPagination, activityPubContextify } from '../../helpers/activitypub'
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import { logger } from '../../helpers/logger'
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import { buildAudience } from '../../lib/activitypub/audience'
import { buildAnnounceActivity, buildCreateActivity } from '../../lib/activitypub/send'
import { asyncMiddleware, ensureIsLocalChannel, localAccountValidator, videoChannelsNameWithHostValidator } from '../../middlewares'
import { apPaginationValidator } from '../../middlewares/validators/activitypub'
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import { VideoModel } from '../../models/video/video'
import { activityPubResponse } from './utils'
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const outboxRouter = express.Router()
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outboxRouter.get('/accounts/:name/outbox',
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apPaginationValidator,
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localAccountValidator,
asyncMiddleware(outboxController)
)
outboxRouter.get('/video-channels/:nameWithHost/outbox',
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apPaginationValidator,
asyncMiddleware(videoChannelsNameWithHostValidator),
ensureIsLocalChannel,
asyncMiddleware(outboxController)
)
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// ---------------------------------------------------------------------------
export {
outboxRouter
}
// ---------------------------------------------------------------------------
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async function outboxController (req: express.Request, res: express.Response) {
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const accountOrVideoChannel = res.locals.account || res.locals.videoChannel
const actor = accountOrVideoChannel.Actor
const actorOutboxUrl = actor.url + '/outbox'
logger.info('Receiving outbox request for %s.', actorOutboxUrl)
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const handler = (start: number, count: number) => buildActivities(actor, start, count)
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const json = await activityPubCollectionPagination(actorOutboxUrl, handler, req.query.page, req.query.size)
return activityPubResponse(activityPubContextify(json), res)
}
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async function buildActivities (actor: MActorLight, start: number, count: number) {
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const data = await VideoModel.listAllAndSharedByActorForOutbox(actor.id, start, count)
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const activities: Activity[] = []
for (const video of data.data) {
const byActor = video.VideoChannel.Account.Actor
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const createActivityAudience = buildAudience([ byActor.followersUrl ], video.privacy === VideoPrivacy.PUBLIC)
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// This is a shared video
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if (video.VideoShares !== undefined && video.VideoShares.length !== 0) {
const videoShare = video.VideoShares[0]
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const announceActivity = buildAnnounceActivity(videoShare.url, actor, video.url, createActivityAudience)
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activities.push(announceActivity)
} else {
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const videoObject = video.toActivityPubObject()
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const createActivity = buildCreateActivity(video.url, byActor, videoObject, createActivityAudience)
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activities.push(createActivity)
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}
}
return {
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data: activities,
total: data.total
}
}