server/controllers/api/videos/live.ts

   1 import * as express from 'express'
   2 import { v4 as uuidv4 } from 'uuid'
   3 import { createReqFiles } from '@server/helpers/express-utils'
   4 import { CONFIG } from '@server/initializers/config'
   5 import { ASSETS_PATH, MIMETYPES } from '@server/initializers/constants'
   6 import { getLocalVideoActivityPubUrl } from '@server/lib/activitypub/url'
   7 import { federateVideoIfNeeded } from '@server/lib/activitypub/videos'
   8 import { Hooks } from '@server/lib/plugins/hooks'
   9 import { buildLocalVideoFromReq, buildVideoThumbnailsFromReq, setVideoTags } from '@server/lib/video'
  10 import { videoLiveAddValidator, videoLiveGetValidator, videoLiveUpdateValidator } from '@server/middlewares/validators/videos/video-live'
  11 import { VideoLiveModel } from '@server/models/video/video-live'
  12 import { MVideoDetails, MVideoFullLight } from '@server/types/models'
  13 import { LiveVideoCreate, LiveVideoUpdate, VideoState } from '../../../../shared'
  14 import { logger } from '../../../helpers/logger'
  15 import { sequelizeTypescript } from '../../../initializers/database'
  16 import { createVideoMiniatureFromExisting } from '../../../lib/thumbnail'
  17 import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate } from '../../../middlewares'
  18 import { VideoModel } from '../../../models/video/video'
  19
  20 const liveRouter = express.Router()
  21
  22 const reqVideoFileLive = createReqFiles(
  23   [ 'thumbnailfile', 'previewfile' ],
  24   MIMETYPES.IMAGE.MIMETYPE_EXT,
  25   {
  26     thumbnailfile: CONFIG.STORAGE.TMP_DIR,
  27     previewfile: CONFIG.STORAGE.TMP_DIR
  28   }
  29 )
  30
  31 liveRouter.post('/live',
  32   authenticate,
  33   reqVideoFileLive,
  34   asyncMiddleware(videoLiveAddValidator),
  35   asyncRetryTransactionMiddleware(addLiveVideo)
  36 )
  37
  38 liveRouter.get('/live/:videoId',
  39   authenticate,
  40   asyncMiddleware(videoLiveGetValidator),
  41   asyncRetryTransactionMiddleware(getLiveVideo)
  42 )
  43
  44 liveRouter.put('/live/:videoId',
  45   authenticate,
  46   asyncMiddleware(videoLiveGetValidator),
  47   videoLiveUpdateValidator,
  48   asyncRetryTransactionMiddleware(updateLiveVideo)
  49 )
  50
  51 // ---------------------------------------------------------------------------
  52
  53 export {
  54   liveRouter
  55 }
  56
  57 // ---------------------------------------------------------------------------
  58
  59 async function getLiveVideo (req: express.Request, res: express.Response) {
  60   const videoLive = res.locals.videoLive
  61
  62   return res.json(videoLive.toFormattedJSON())
  63 }
  64
  65 async function updateLiveVideo (req: express.Request, res: express.Response) {
  66   const body: LiveVideoUpdate = req.body
  67
  68   const video = res.locals.videoAll
  69   const videoLive = res.locals.videoLive
  70
  71   videoLive.saveReplay = body.saveReplay || false
  72   videoLive.permanentLive = body.permanentLive || false
  73
  74   video.VideoLive = await videoLive.save()
  75
  76   await federateVideoIfNeeded(video, false)
  77
  78   return res.sendStatus(204)
  79 }
  80
  81 async function addLiveVideo (req: express.Request, res: express.Response) {
  82   const videoInfo: LiveVideoCreate = req.body
  83
  84   // Prepare data so we don't block the transaction
  85   const videoData = buildLocalVideoFromReq(videoInfo, res.locals.videoChannel.id)
  86   videoData.isLive = true
  87   videoData.state = VideoState.WAITING_FOR_LIVE
  88   videoData.duration = 0
  89
  90   const video = new VideoModel(videoData) as MVideoDetails
  91   video.url = getLocalVideoActivityPubUrl(video) // We use the UUID, so set the URL after building the object
  92
  93   const videoLive = new VideoLiveModel()
  94   videoLive.saveReplay = videoInfo.saveReplay || false
  95   videoLive.permanentLive = videoInfo.permanentLive || false
  96   videoLive.streamKey = uuidv4()
  97
  98   const [ thumbnailModel, previewModel ] = await buildVideoThumbnailsFromReq({
  99     video,
 100     files: req.files,
 101     fallback: type => {
 102       return createVideoMiniatureFromExisting({
 103         inputPath: ASSETS_PATH.DEFAULT_LIVE_BACKGROUND,
 104         video,
 105         type,
 106         automaticallyGenerated: true,
 107         keepOriginal: true
 108       })
 109     }
 110   })
 111
 112   const { videoCreated } = await sequelizeTypescript.transaction(async t => {
 113     const sequelizeOptions = { transaction: t }
 114
 115     const videoCreated = await video.save(sequelizeOptions) as MVideoFullLight
 116
 117     if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
 118     if (previewModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
 119
 120     // Do not forget to add video channel information to the created video
 121     videoCreated.VideoChannel = res.locals.videoChannel
 122
 123     videoLive.videoId = videoCreated.id
 124     videoCreated.VideoLive = await videoLive.save(sequelizeOptions)
 125
 126     await setVideoTags({ video, tags: videoInfo.tags, transaction: t })
 127
 128     await federateVideoIfNeeded(videoCreated, true, t)
 129
 130     logger.info('Video live %s with uuid %s created.', videoInfo.name, videoCreated.uuid)
 131
 132     return { videoCreated }
 133   })
 134
 135   Hooks.runAction('action:api.live-video.created', { video: videoCreated })
 136
 137   return res.json({
 138     video: {
 139       id: videoCreated.id,
 140       uuid: videoCreated.uuid
 141     }
 142   })
 143 }