server/lib/activitypub/process/process-announce.ts

   1 import { ActivityAnnounce } from '../../../../shared/models/activitypub'
   2 import { retryTransactionWrapper } from '../../../helpers/database-utils'
   3 import { sequelizeTypescript } from '../../../initializers'
   4 import { ActorModel } from '../../../models/activitypub/actor'
   5 import { VideoShareModel } from '../../../models/video/video-share'
   6 import { forwardVideoRelatedActivity } from '../send/utils'
   7 import { getOrCreateVideoAndAccountAndChannel } from '../videos'
   8 import { Notifier } from '../../notifier'
   9 import { VideoModel } from '../../../models/video/video'
  10 import { logger } from '../../../helpers/logger'
  11
  12 async function processAnnounceActivity (activity: ActivityAnnounce, actorAnnouncer: ActorModel) {
  13   return retryTransactionWrapper(processVideoShare, actorAnnouncer, activity)
  14 }
  15
  16 // ---------------------------------------------------------------------------
  17
  18 export {
  19   processAnnounceActivity
  20 }
  21
  22 // ---------------------------------------------------------------------------
  23
  24 async function processVideoShare (actorAnnouncer: ActorModel, activity: ActivityAnnounce) {
  25   const objectUri = typeof activity.object === 'string' ? activity.object : activity.object.id
  26
  27   let video: VideoModel
  28   let videoCreated: boolean
  29
  30   try {
  31     const result = await getOrCreateVideoAndAccountAndChannel({ videoObject: objectUri })
  32     video = result.video
  33     videoCreated = result.created
  34   } catch (err) {
  35     logger.debug('Cannot process share of %s. Maybe this is not a video object, so just skipping.', objectUri, { err })
  36     return
  37   }
  38
  39   await sequelizeTypescript.transaction(async t => {
  40     // Add share entry
  41
  42     const share = {
  43       actorId: actorAnnouncer.id,
  44       videoId: video.id,
  45       url: activity.id
  46     }
  47
  48     const [ , created ] = await VideoShareModel.findOrCreate({
  49       where: {
  50         url: activity.id
  51       },
  52       defaults: share,
  53       transaction: t
  54     })
  55
  56     if (video.isOwned() && created === true) {
  57       // Don't resend the activity to the sender
  58       const exceptions = [ actorAnnouncer ]
  59
  60       await forwardVideoRelatedActivity(activity, t, exceptions, video)
  61     }
  62
  63     return undefined
  64   })
  65
  66   if (videoCreated) Notifier.Instance.notifyOnNewVideoIfNeeded(video)
  67 }