Merge branch 'develop' into pr/1217
[oweals/peertube.git] / 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 import { Notifier } from '../notifier'
9 import { VideoModel } from '../../models/video/video'
10
11 export class UpdateVideosScheduler extends AbstractScheduler {
12
13   private static instance: AbstractScheduler
14
15   protected schedulerIntervalMs = SCHEDULER_INTERVALS_MS.updateVideos
16
17   private constructor () {
18     super()
19   }
20
21   protected async internalExecute () {
22     return retryTransactionWrapper(this.updateVideos.bind(this))
23   }
24
25   private async updateVideos () {
26     if (!await ScheduleVideoUpdateModel.areVideosToUpdate()) return undefined
27
28     const publishedVideos = await sequelizeTypescript.transaction(async t => {
29       const schedules = await ScheduleVideoUpdateModel.listVideosToUpdate(t)
30       const publishedVideos: VideoModel[] = []
31
32       for (const schedule of schedules) {
33         const video = schedule.Video
34         logger.info('Executing scheduled video update on %s.', video.uuid)
35
36         if (schedule.privacy) {
37           const oldPrivacy = video.privacy
38           const isNewVideo = oldPrivacy === VideoPrivacy.PRIVATE
39
40           video.privacy = schedule.privacy
41           if (isNewVideo === true) video.publishedAt = new Date()
42
43           await video.save({ transaction: t })
44           await federateVideoIfNeeded(video, isNewVideo, t)
45
46           if (oldPrivacy === VideoPrivacy.UNLISTED || oldPrivacy === VideoPrivacy.PRIVATE) {
47             video.ScheduleVideoUpdate = schedule
48             publishedVideos.push(video)
49           }
50         }
51
52         await schedule.destroy({ transaction: t })
53       }
54
55       return publishedVideos
56     })
57
58     for (const v of publishedVideos) {
59       Notifier.Instance.notifyOnNewVideo(v)
60       Notifier.Instance.notifyOnPendingVideoPublished(v)
61     }
62   }
63
64   static get Instance () {
65     return this.instance || (this.instance = new this())
66   }
67 }