server/lib/schedulers/update-videos-scheduler.ts

   1 import { logger } from '../../helpers/logger'
   2 import { AbstractScheduler } from './abstract-scheduler'
   3 import { ScheduleVideoUpdateModel } from '../../models/video/schedule-video-update'
   4 import { retryTransactionWrapper } from '../../helpers/database-utils'
   5 import { federateVideoIfNeeded } from '../activitypub'
   6 import { SCHEDULER_INTERVALS_MS, sequelizeTypescript } from '../../initializers'
   7 import { VideoPrivacy } from '../../../shared/models/videos'
   8
   9 export class UpdateVideosScheduler extends AbstractScheduler {
  10
  11   private static instance: AbstractScheduler
  12
  13   protected schedulerIntervalMs = SCHEDULER_INTERVALS_MS.updateVideos
  14
  15   private constructor () {
  16     super()
  17   }
  18
  19   protected async internalExecute () {
  20     return retryTransactionWrapper(this.updateVideos.bind(this))
  21   }
  22
  23   private async updateVideos () {
  24     if (!await ScheduleVideoUpdateModel.areVideosToUpdate()) return undefined
  25
  26     return sequelizeTypescript.transaction(async t => {
  27       const schedules = await ScheduleVideoUpdateModel.listVideosToUpdate(t)
  28
  29       for (const schedule of schedules) {
  30         const video = schedule.Video
  31         logger.info('Executing scheduled video update on %s.', video.uuid)
  32
  33         if (schedule.privacy) {
  34           const oldPrivacy = video.privacy
  35           const isNewVideo = oldPrivacy === VideoPrivacy.PRIVATE
  36
  37           video.privacy = schedule.privacy
  38           if (isNewVideo === true) video.publishedAt = new Date()
  39
  40           await video.save({ transaction: t })
  41           await federateVideoIfNeeded(video, isNewVideo, t)
  42         }
  43
  44         await schedule.destroy({ transaction: t })
  45       }
  46     })
  47   }
  48
  49   static get Instance () {
  50     return this.instance || (this.instance = new this())
  51   }
  52 }