Merge branch 'master' into develop
[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 } from '../../initializers/constants'
7 import { VideoPrivacy } from '../../../shared/models/videos'
8 import { Notifier } from '../notifier'
9 import { VideoModel } from '../../models/video/video'
10 import { sequelizeTypescript } from '../../initializers/database'
11
12 export class UpdateVideosScheduler extends AbstractScheduler {
13
14   private static instance: AbstractScheduler
15
16   protected schedulerIntervalMs = SCHEDULER_INTERVALS_MS.updateVideos
17
18   private constructor () {
19     super()
20   }
21
22   protected async internalExecute () {
23     return retryTransactionWrapper(this.updateVideos.bind(this))
24   }
25
26   private async updateVideos () {
27     if (!await ScheduleVideoUpdateModel.areVideosToUpdate()) return undefined
28
29     const publishedVideos = await sequelizeTypescript.transaction(async t => {
30       const schedules = await ScheduleVideoUpdateModel.listVideosToUpdate(t)
31       const publishedVideos: VideoModel[] = []
32
33       for (const schedule of schedules) {
34         const video = schedule.Video
35         logger.info('Executing scheduled video update on %s.', video.uuid)
36
37         if (schedule.privacy) {
38           const oldPrivacy = video.privacy
39           const isNewVideo = oldPrivacy === VideoPrivacy.PRIVATE
40
41           video.privacy = schedule.privacy
42           if (isNewVideo === true) video.publishedAt = new Date()
43
44           await video.save({ transaction: t })
45           await federateVideoIfNeeded(video, isNewVideo, t)
46
47           if (oldPrivacy === VideoPrivacy.UNLISTED || oldPrivacy === VideoPrivacy.PRIVATE) {
48             video.ScheduleVideoUpdate = schedule
49             publishedVideos.push(video)
50           }
51         }
52
53         await schedule.destroy({ transaction: t })
54       }
55
56       return publishedVideos
57     })
58
59     for (const v of publishedVideos) {
60       Notifier.Instance.notifyOnNewVideo(v)
61       Notifier.Instance.notifyOnVideoPublishedAfterScheduledUpdate(v)
62     }
63   }
64
65   static get Instance () {
66     return this.instance || (this.instance = new this())
67   }
68 }