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import * as express from 'express'
import { body } from 'express-validator'
import { CONSTRAINTS_FIELDS } from '@server/initializers/constants'
import { isLocalLiveVideoAccepted } from '@server/lib/moderation'
import { Hooks } from '@server/lib/plugins/hooks'
import { VideoModel } from '@server/models/video/video'
import { VideoLiveModel } from '@server/models/video/video-live'
import { HttpStatusCode } from '@shared/models'
import { ServerErrorCode, UserRight, VideoState } from '@shared/models'
import { isBooleanValid, isIdValid, toBooleanOrNull, toIntOrNull } from '../../../helpers/custom-validators/misc'
import { isVideoNameValid } from '../../../helpers/custom-validators/videos'
import { cleanUpReqFiles } from '../../../helpers/express-utils'
import { logger } from '../../../helpers/logger'
import { CONFIG } from '../../../initializers/config'
import {
areValidationErrors,
checkUserCanManageVideo,
doesVideoChannelOfAccountExist,
doesVideoExist,
isValidVideoIdParam
} from '../shared'
import { getCommonVideoEditAttributes } from './videos'
const videoLiveGetValidator = [
isValidVideoIdParam('videoId'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoLiveGetValidator parameters', { parameters: req.params, user: res.locals.oauth.token.User.username })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res, 'all')) return
// Check if the user who did the request is able to get the live info
const user = res.locals.oauth.token.User
if (!checkUserCanManageVideo(user, res.locals.videoAll, UserRight.GET_ANY_LIVE, res, false)) return
const videoLive = await VideoLiveModel.loadByVideoId(res.locals.videoAll.id)
if (!videoLive) {
return res.fail({
status: HttpStatusCode.NOT_FOUND_404,
message: 'Live video not found'
})
}
res.locals.videoLive = videoLive
return next()
}
]
const videoLiveAddValidator = getCommonVideoEditAttributes().concat([
body('channelId')
.customSanitizer(toIntOrNull)
.custom(isIdValid).withMessage('Should have correct video channel id'),
body('name')
.custom(isVideoNameValid).withMessage(
`Should have a video name between ${CONSTRAINTS_FIELDS.VIDEOS.NAME.min} and ${CONSTRAINTS_FIELDS.VIDEOS.NAME.max} characters long`
),
body('saveReplay')
.optional()
.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have a valid saveReplay attribute'),
body('permanentLive')
.optional()
.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have a valid permanentLive attribute'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoLiveAddValidator parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return cleanUpReqFiles(req)
if (CONFIG.LIVE.ENABLED !== true) {
cleanUpReqFiles(req)
return res.fail({
status: HttpStatusCode.FORBIDDEN_403,
message: 'Live is not enabled on this instance',
type: ServerErrorCode.LIVE_NOT_ENABLED
})
}
if (CONFIG.LIVE.ALLOW_REPLAY !== true && req.body.saveReplay === true) {
cleanUpReqFiles(req)
return res.fail({
status: HttpStatusCode.FORBIDDEN_403,
message: 'Saving live replay is not enabled on this instance',
type: ServerErrorCode.LIVE_NOT_ALLOWING_REPLAY
})
}
if (req.body.permanentLive && req.body.saveReplay) {
cleanUpReqFiles(req)
return res.fail({ message: 'Cannot set this live as permanent while saving its replay' })
}
const user = res.locals.oauth.token.User
if (!await doesVideoChannelOfAccountExist(req.body.channelId, user, res)) return cleanUpReqFiles(req)
if (CONFIG.LIVE.MAX_INSTANCE_LIVES !== -1) {
const totalInstanceLives = await VideoModel.countLocalLives()
if (totalInstanceLives >= CONFIG.LIVE.MAX_INSTANCE_LIVES) {
cleanUpReqFiles(req)
return res.fail({
status: HttpStatusCode.FORBIDDEN_403,
message: 'Cannot create this live because the max instance lives limit is reached.',
type: ServerErrorCode.MAX_INSTANCE_LIVES_LIMIT_REACHED
})
}
}
if (CONFIG.LIVE.MAX_USER_LIVES !== -1) {
const totalUserLives = await VideoModel.countLivesOfAccount(user.Account.id)
if (totalUserLives >= CONFIG.LIVE.MAX_USER_LIVES) {
cleanUpReqFiles(req)
return res.fail({
status: HttpStatusCode.FORBIDDEN_403,
message: 'Cannot create this live because the max user lives limit is reached.',
type: ServerErrorCode.MAX_USER_LIVES_LIMIT_REACHED
})
}
}
if (!await isLiveVideoAccepted(req, res)) return cleanUpReqFiles(req)
return next()
}
])
const videoLiveUpdateValidator = [
body('saveReplay')
.optional()
.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have a valid saveReplay attribute'),
(req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoLiveUpdateValidator parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return
if (req.body.permanentLive && req.body.saveReplay) {
return res.fail({ message: 'Cannot set this live as permanent while saving its replay' })
}
if (CONFIG.LIVE.ALLOW_REPLAY !== true && req.body.saveReplay === true) {
return res.fail({
status: HttpStatusCode.FORBIDDEN_403,
message: 'Saving live replay is not allowed instance'
})
}
if (res.locals.videoAll.state !== VideoState.WAITING_FOR_LIVE) {
return res.fail({ message: 'Cannot update a live that has already started' })
}
// Check the user can manage the live
const user = res.locals.oauth.token.User
if (!checkUserCanManageVideo(user, res.locals.videoAll, UserRight.GET_ANY_LIVE, res)) return
return next()
}
]
// ---------------------------------------------------------------------------
export {
videoLiveAddValidator,
videoLiveUpdateValidator,
videoLiveGetValidator
}
// ---------------------------------------------------------------------------
async function isLiveVideoAccepted (req: express.Request, res: express.Response) {
// Check we accept this video
const acceptParameters = {
liveVideoBody: req.body,
user: res.locals.oauth.token.User
}
const acceptedResult = await Hooks.wrapFun(
isLocalLiveVideoAccepted,
acceptParameters,
'filter:api.live-video.create.accept.result'
)
if (!acceptedResult || acceptedResult.accepted !== true) {
logger.info('Refused local live video.', { acceptedResult, acceptParameters })
res.fail({
status: HttpStatusCode.FORBIDDEN_403,
message: acceptedResult.errorMessage || 'Refused local live video'
})
return false
}
return true
}
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