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import express from 'express'
import { exists } from '@server/helpers/custom-validators/misc'
import { createReqFiles } from '@server/helpers/express-utils'
import { getFormattedObjects } from '@server/helpers/utils'
import { ASSETS_PATH, MIMETYPES } from '@server/initializers/constants'
import { getLocalVideoActivityPubUrl } from '@server/lib/activitypub/url'
import { federateVideoIfNeeded } from '@server/lib/activitypub/videos'
import { Hooks } from '@server/lib/plugins/hooks'
import { buildLocalVideoFromReq, buildVideoThumbnailsFromReq, setVideoTags } from '@server/lib/video'
import {
videoLiveAddValidator,
videoLiveFindReplaySessionValidator,
videoLiveGetValidator,
videoLiveListSessionsValidator,
videoLiveUpdateValidator
} from '@server/middlewares/validators/videos/video-live'
import { VideoLiveModel } from '@server/models/video/video-live'
import { VideoLiveSessionModel } from '@server/models/video/video-live-session'
import { MVideoDetails, MVideoFullLight, MVideoLive } from '@server/types/models'
import { buildUUID, uuidToShort } from '@shared/extra-utils'
import { HttpStatusCode, LiveVideoCreate, LiveVideoLatencyMode, LiveVideoUpdate, UserRight, VideoState } from '@shared/models'
import { logger } from '../../../helpers/logger'
import { sequelizeTypescript } from '../../../initializers/database'
import { updateVideoMiniatureFromExisting } from '../../../lib/thumbnail'
import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, optionalAuthenticate } from '../../../middlewares'
import { VideoModel } from '../../../models/video/video'
import { VideoLiveReplaySettingModel } from '@server/models/video/video-live-replay-setting'
const liveRouter = express.Router()
const reqVideoFileLive = createReqFiles([ 'thumbnailfile', 'previewfile' ], MIMETYPES.IMAGE.MIMETYPE_EXT)
liveRouter.post('/live',
authenticate,
reqVideoFileLive,
asyncMiddleware(videoLiveAddValidator),
asyncRetryTransactionMiddleware(addLiveVideo)
)
liveRouter.get('/live/:videoId/sessions',
authenticate,
asyncMiddleware(videoLiveGetValidator),
videoLiveListSessionsValidator,
asyncMiddleware(getLiveVideoSessions)
)
liveRouter.get('/live/:videoId',
optionalAuthenticate,
asyncMiddleware(videoLiveGetValidator),
getLiveVideo
)
liveRouter.put('/live/:videoId',
authenticate,
asyncMiddleware(videoLiveGetValidator),
videoLiveUpdateValidator,
asyncRetryTransactionMiddleware(updateLiveVideo)
)
liveRouter.get('/:videoId/live-session',
asyncMiddleware(videoLiveFindReplaySessionValidator),
getLiveReplaySession
)
// ---------------------------------------------------------------------------
export {
liveRouter
}
// ---------------------------------------------------------------------------
function getLiveVideo (req: express.Request, res: express.Response) {
const videoLive = res.locals.videoLive
return res.json(videoLive.toFormattedJSON(canSeePrivateLiveInformation(res)))
}
function getLiveReplaySession (req: express.Request, res: express.Response) {
const session = res.locals.videoLiveSession
return res.json(session.toFormattedJSON())
}
async function getLiveVideoSessions (req: express.Request, res: express.Response) {
const videoLive = res.locals.videoLive
const data = await VideoLiveSessionModel.listSessionsOfLiveForAPI({ videoId: videoLive.videoId })
return res.json(getFormattedObjects(data, data.length))
}
function canSeePrivateLiveInformation (res: express.Response) {
const user = res.locals.oauth?.token.User
if (!user) return false
if (user.hasRight(UserRight.GET_ANY_LIVE)) return true
const video = res.locals.videoAll
return video.VideoChannel.Account.userId === user.id
}
async function updateLiveVideo (req: express.Request, res: express.Response) {
const body: LiveVideoUpdate = req.body
const video = res.locals.videoAll
const videoLive = res.locals.videoLive
const newReplaySettingModel = await updateReplaySettings(videoLive, body)
if (newReplaySettingModel) videoLive.replaySettingId = newReplaySettingModel.id
else videoLive.replaySettingId = null
if (exists(body.permanentLive)) videoLive.permanentLive = body.permanentLive
if (exists(body.latencyMode)) videoLive.latencyMode = body.latencyMode
video.VideoLive = await videoLive.save()
await federateVideoIfNeeded(video, false)
return res.status(HttpStatusCode.NO_CONTENT_204).end()
}
async function updateReplaySettings (videoLive: MVideoLive, body: LiveVideoUpdate) {
if (exists(body.saveReplay)) videoLive.saveReplay = body.saveReplay
// The live replay is not saved anymore, destroy the old model if it existed
if (!videoLive.saveReplay) {
if (videoLive.replaySettingId) {
await VideoLiveReplaySettingModel.removeSettings(videoLive.replaySettingId)
}
return undefined
}
const settingModel = videoLive.replaySettingId
? await VideoLiveReplaySettingModel.load(videoLive.replaySettingId)
: new VideoLiveReplaySettingModel()
if (exists(body.replaySettings.privacy)) settingModel.privacy = body.replaySettings.privacy
return settingModel.save()
}
async function addLiveVideo (req: express.Request, res: express.Response) {
const videoInfo: LiveVideoCreate = req.body
// Prepare data so we don't block the transaction
let videoData = buildLocalVideoFromReq(videoInfo, res.locals.videoChannel.id)
videoData = await Hooks.wrapObject(videoData, 'filter:api.video.live.video-attribute.result')
videoData.isLive = true
videoData.state = VideoState.WAITING_FOR_LIVE
videoData.duration = 0
const video = new VideoModel(videoData) as MVideoDetails
video.url = getLocalVideoActivityPubUrl(video) // We use the UUID, so set the URL after building the object
const videoLive = new VideoLiveModel()
videoLive.saveReplay = videoInfo.saveReplay || false
videoLive.permanentLive = videoInfo.permanentLive || false
videoLive.latencyMode = videoInfo.latencyMode || LiveVideoLatencyMode.DEFAULT
videoLive.streamKey = buildUUID()
const [ thumbnailModel, previewModel ] = await buildVideoThumbnailsFromReq({
video,
files: req.files,
fallback: type => {
return updateVideoMiniatureFromExisting({
inputPath: ASSETS_PATH.DEFAULT_LIVE_BACKGROUND,
video,
type,
automaticallyGenerated: true,
keepOriginal: true
})
}
})
const { videoCreated } = await sequelizeTypescript.transaction(async t => {
const sequelizeOptions = { transaction: t }
const videoCreated = await video.save(sequelizeOptions) as MVideoFullLight
if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
if (previewModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
// Do not forget to add video channel information to the created video
videoCreated.VideoChannel = res.locals.videoChannel
if (videoLive.saveReplay) {
const replaySettings = new VideoLiveReplaySettingModel({
privacy: videoInfo.replaySettings.privacy
})
await replaySettings.save(sequelizeOptions)
videoLive.replaySettingId = replaySettings.id
}
videoLive.videoId = videoCreated.id
videoCreated.VideoLive = await videoLive.save(sequelizeOptions)
await setVideoTags({ video, tags: videoInfo.tags, transaction: t })
await federateVideoIfNeeded(videoCreated, true, t)
logger.info('Video live %s with uuid %s created.', videoInfo.name, videoCreated.uuid)
return { videoCreated }
})
Hooks.runAction('action:api.live-video.created', { video: videoCreated, req, res })
return res.json({
video: {
id: videoCreated.id,
shortUUID: uuidToShort(videoCreated.uuid),
uuid: videoCreated.uuid
}
})
}
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