PeerTube/server/lib/job-queue/handlers/activitypub-http-fetcher.ts

import * as Bull from 'bull'
import { logger } from '../../../helpers/logger'
import { processActivities } from '../../activitypub/process'
import { VideoModel } from '../../../models/video/video'
import { addVideoShares, createRates } from '../../activitypub/videos'
import { addVideoComments } from '../../activitypub/video-comments'
import { crawlCollectionPage } from '../../activitypub/crawl'

type FetchType = 'activity' | 'video-likes' | 'video-dislikes' | 'video-shares' | 'video-comments'

export type ActivitypubHttpFetcherPayload = {
  uri: string
  type: FetchType
  videoId?: number
}

async function processActivityPubHttpFetcher (job: Bull.Job) {
  logger.info('Processing ActivityPub fetcher in job %d.', job.id)

  const payload = job.data as ActivitypubHttpFetcherPayload

  let video: VideoModel
  if (payload.videoId) video = await VideoModel.loadAndPopulateAccountAndServerAndTags(payload.videoId)

  const fetcherType: { [ id in FetchType ]: (items: any[]) => Promise<any> } = {
    'activity': items => processActivities(items),
    'video-likes': items => createRates(items, video, 'like'),
    'video-dislikes': items => createRates(items, video, 'dislike'),
    'video-shares': items => addVideoShares(items, video),
    'video-comments': items => addVideoComments(items, video)
  }

  return crawlCollectionPage(payload.uri, fetcherType[payload.type])
}

// ---------------------------------------------------------------------------

export {
  processActivityPubHttpFetcher
}