import * as express from 'express'
import { body, param, query, ValidationChain } from 'express-validator'
import { UserRight, VideoChangeOwnershipStatus, VideoPrivacy } from '../../../../shared'
import {
isBooleanValid,
isDateValid,
isIdOrUUIDValid,
isIdValid,
isUUIDValid,
toArray,
toBooleanOrNull,
toIntOrNull,
toValueOrNull
} from '../../../helpers/custom-validators/misc'
import {
isScheduleVideoUpdatePrivacyValid,
isVideoCategoryValid,
isVideoDescriptionValid,
isVideoFile,
isVideoFilterValid,
isVideoImage,
isVideoLanguageValid,
isVideoLicenceValid,
isVideoNameValid,
isVideoOriginallyPublishedAtValid,
isVideoPrivacyValid,
isVideoSupportValid,
isVideoTagsValid
} from '../../../helpers/custom-validators/videos'
import { getDurationFromVideoFile } from '../../../helpers/ffmpeg-utils'
import { logger } from '../../../helpers/logger'
import { CONSTRAINTS_FIELDS } from '../../../initializers/constants'
import { authenticatePromiseIfNeeded } from '../../oauth'
import { areValidationErrors } from '../utils'
import { cleanUpReqFiles } from '../../../helpers/express-utils'
import { VideoModel } from '../../../models/video/video'
import { checkUserCanTerminateOwnershipChange, doesChangeVideoOwnershipExist } from '../../../helpers/custom-validators/video-ownership'
import { VideoChangeOwnershipAccept } from '../../../../shared/models/videos/video-change-ownership-accept.model'
import { AccountModel } from '../../../models/account/account'
import { VideoFetchType } from '../../../helpers/video'
import { isNSFWQueryValid, isNumberArray, isStringArray } from '../../../helpers/custom-validators/search'
import { getServerActor } from '../../../helpers/utils'
import { CONFIG } from '../../../initializers/config'
import { isLocalVideoAccepted } from '../../../lib/moderation'
import { Hooks } from '../../../lib/plugins/hooks'
import { checkUserCanManageVideo, doesVideoChannelOfAccountExist, doesVideoExist } from '../../../helpers/middlewares'
const videosAddValidator = getCommonVideoEditAttributes().concat([
body('videofile')
.custom((value, { req }) => isVideoFile(req.files)).withMessage(
'This file is not supported or too large. Please, make sure it is of the following type: '
+ CONSTRAINTS_FIELDS.VIDEOS.EXTNAME.join(', ')
),
body('name').custom(isVideoNameValid).withMessage('Should have a valid name'),
body('channelId')
.customSanitizer(toIntOrNull)
.custom(isIdValid).withMessage('Should have correct video channel id'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
if (areValidationErrors(req, res)) return cleanUpReqFiles(req)
if (areErrorsInScheduleUpdate(req, res)) return cleanUpReqFiles(req)
const videoFile: Express.Multer.File & { duration?: number } = req.files['videofile'][0]
const user = res.locals.oauth.token.User
if (!await doesVideoChannelOfAccountExist(req.body.channelId, user, res)) return cleanUpReqFiles(req)
if (await user.isAbleToUploadVideo(videoFile) === false) {
res.status(403)
.json({ error: 'The user video quota is exceeded with this video.' })
return cleanUpReqFiles(req)
}
let duration: number
try {
duration = await getDurationFromVideoFile(videoFile.path)
} catch (err) {
logger.error('Invalid input file in videosAddValidator.', { err })
res.status(400)
.json({ error: 'Invalid input file.' })
return cleanUpReqFiles(req)
}
videoFile.duration = duration
if (!await isVideoAccepted(req, res, videoFile)) return cleanUpReqFiles(req)
return next()
}
])
const videosUpdateValidator = getCommonVideoEditAttributes().concat([
param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
body('name')
.optional()
.custom(isVideoNameValid).withMessage('Should have a valid name'),
body('channelId')
.optional()
.customSanitizer(toIntOrNull)
.custom(isIdValid).withMessage('Should have correct video channel id'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videosUpdate parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return cleanUpReqFiles(req)
if (areErrorsInScheduleUpdate(req, res)) return cleanUpReqFiles(req)
if (!await doesVideoExist(req.params.id, res)) return cleanUpReqFiles(req)
// Check if the user who did the request is able to update the video
const user = res.locals.oauth.token.User
if (!checkUserCanManageVideo(user, res.locals.video, UserRight.UPDATE_ANY_VIDEO, res)) return cleanUpReqFiles(req)
if (req.body.channelId && !await doesVideoChannelOfAccountExist(req.body.channelId, user, res)) return cleanUpReqFiles(req)
return next()
}
])
async function checkVideoFollowConstraints (req: express.Request, res: express.Response, next: express.NextFunction) {
const video = res.locals.video
// Anybody can watch local videos
if (video.isOwned() === true) return next()
// Logged user
if (res.locals.oauth) {
// Users can search or watch remote videos
if (CONFIG.SEARCH.REMOTE_URI.USERS === true) return next()
}
// Anybody can search or watch remote videos
if (CONFIG.SEARCH.REMOTE_URI.ANONYMOUS === true) return next()
// Check our instance follows an actor that shared this video
const serverActor = await getServerActor()
if (await VideoModel.checkVideoHasInstanceFollow(video.id, serverActor.id) === true) return next()
return res.status(403)
.json({
error: 'Cannot get this video regarding follow constraints.'
})
}
const videosCustomGetValidator = (fetchType: VideoFetchType) => {
return [
param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videosGet parameters', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.id, res, fetchType)) return
const video = res.locals.video
// Video private or blacklisted
if (video.privacy === VideoPrivacy.PRIVATE || video.VideoBlacklist) {
await authenticatePromiseIfNeeded(req, res)
const user = res.locals.oauth ? res.locals.oauth.token.User : null
// Only the owner or a user that have blacklist rights can see the video
if (
!user ||
(video.VideoChannel.Account.userId !== user.id && !user.hasRight(UserRight.MANAGE_VIDEO_BLACKLIST))
) {
return res.status(403)
.json({ error: 'Cannot get this private or blacklisted video.' })
}
return next()
}
// Video is public, anyone can access it
if (video.privacy === VideoPrivacy.PUBLIC) return next()
// Video is unlisted, check we used the uuid to fetch it
if (video.privacy === VideoPrivacy.UNLISTED) {
if (isUUIDValid(req.params.id)) return next()
// Don't leak this unlisted video
return res.status(404).end()
}
}
]
}
const videosGetValidator = videosCustomGetValidator('all')
const videosRemoveValidator = [
param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videosRemove parameters', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.id, res)) return
// Check if the user who did the request is able to delete the video
if (!checkUserCanManageVideo(res.locals.oauth.token.User, res.locals.video, UserRight.REMOVE_ANY_VIDEO, res)) return
return next()
}
]
const videosChangeOwnershipValidator = [
param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking changeOwnership parameters', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res)) return
// Check if the user who did the request is able to change the ownership of the video
if (!checkUserCanManageVideo(res.locals.oauth.token.User, res.locals.video, UserRight.CHANGE_VIDEO_OWNERSHIP, res)) return
const nextOwner = await AccountModel.loadLocalByName(req.body.username)
if (!nextOwner) {
res.status(400)
.json({ error: 'Changing video ownership to a remote account is not supported yet' })
return
}
res.locals.nextOwner = nextOwner
return next()
}
]
const videosTerminateChangeOwnershipValidator = [
param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking changeOwnership parameters', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesChangeVideoOwnershipExist(req.params.id, res)) return
// Check if the user who did the request is able to change the ownership of the video
if (!checkUserCanTerminateOwnershipChange(res.locals.oauth.token.User, res.locals.videoChangeOwnership, res)) return
return next()
},
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
const videoChangeOwnership = res.locals.videoChangeOwnership
if (videoChangeOwnership.status === VideoChangeOwnershipStatus.WAITING) {
return next()
} else {
res.status(403)
.json({ error: 'Ownership already accepted or refused' })
return
}
}
]
const videosAcceptChangeOwnershipValidator = [
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
const body = req.body as VideoChangeOwnershipAccept
if (!await doesVideoChannelOfAccountExist(body.channelId, res.locals.oauth.token.User, res)) return
const user = res.locals.oauth.token.User
const videoChangeOwnership = res.locals.videoChangeOwnership
const isAble = await user.isAbleToUploadVideo(videoChangeOwnership.Video.getOriginalFile())
if (isAble === false) {
res.status(403)
.json({ error: 'The user video quota is exceeded with this video.' })
return
}
return next()
}
]
function getCommonVideoEditAttributes () {
return [
body('thumbnailfile')
.custom((value, { req }) => isVideoImage(req.files, 'thumbnailfile')).withMessage(
'This thumbnail file is not supported or too large. Please, make sure it is of the following type: '
+ CONSTRAINTS_FIELDS.VIDEOS.IMAGE.EXTNAME.join(', ')
),
body('previewfile')
.custom((value, { req }) => isVideoImage(req.files, 'previewfile')).withMessage(
'This preview file is not supported or too large. Please, make sure it is of the following type: '
+ CONSTRAINTS_FIELDS.VIDEOS.IMAGE.EXTNAME.join(', ')
),
body('category')
.optional()
.customSanitizer(toIntOrNull)
.custom(isVideoCategoryValid).withMessage('Should have a valid category'),
body('licence')
.optional()
.customSanitizer(toIntOrNull)
.custom(isVideoLicenceValid).withMessage('Should have a valid licence'),
body('language')
.optional()
.customSanitizer(toValueOrNull)
.custom(isVideoLanguageValid).withMessage('Should have a valid language'),
body('nsfw')
.optional()
.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have a valid NSFW attribute'),
body('waitTranscoding')
.optional()
.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have a valid wait transcoding attribute'),
body('privacy')
.optional()
.customSanitizer(toValueOrNull)
.custom(isVideoPrivacyValid).withMessage('Should have correct video privacy'),
body('description')
.optional()
.customSanitizer(toValueOrNull)
.custom(isVideoDescriptionValid).withMessage('Should have a valid description'),
body('support')
.optional()
.customSanitizer(toValueOrNull)
.custom(isVideoSupportValid).withMessage('Should have a valid support text'),
body('tags')
.optional()
.customSanitizer(toValueOrNull)
.custom(isVideoTagsValid).withMessage('Should have correct tags'),
body('commentsEnabled')
.optional()
.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have comments enabled boolean'),
body('downloadEnabled')
.optional()
.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have downloading enabled boolean'),
body('originallyPublishedAt')
.optional()
.customSanitizer(toValueOrNull)
.custom(isVideoOriginallyPublishedAtValid).withMessage('Should have a valid original publication date'),
body('scheduleUpdate')
.optional()
.customSanitizer(toValueOrNull),
body('scheduleUpdate.updateAt')
.optional()
.custom(isDateValid).withMessage('Should have a valid schedule update date'),
body('scheduleUpdate.privacy')
.optional()
.customSanitizer(toValueOrNull)
.custom(isScheduleVideoUpdatePrivacyValid).withMessage('Should have correct schedule update privacy')
] as (ValidationChain | express.Handler)[]
}
const commonVideosFiltersValidator = [
query('categoryOneOf')
.optional()
.customSanitizer(toArray)
.custom(isNumberArray).withMessage('Should have a valid one of category array'),
query('licenceOneOf')
.optional()
.customSanitizer(toArray)
.custom(isNumberArray).withMessage('Should have a valid one of licence array'),
query('languageOneOf')
.optional()
.customSanitizer(toArray)
.custom(isStringArray).withMessage('Should have a valid one of language array'),
query('tagsOneOf')
.optional()
.customSanitizer(toArray)
.custom(isStringArray).withMessage('Should have a valid one of tags array'),
query('tagsAllOf')
.optional()
.customSanitizer(toArray)
.custom(isStringArray).withMessage('Should have a valid all of tags array'),
query('nsfw')
.optional()
.custom(isNSFWQueryValid).withMessage('Should have a valid NSFW attribute'),
query('filter')
.optional()
.custom(isVideoFilterValid).withMessage('Should have a valid filter attribute'),
(req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking commons video filters query', { parameters: req.query })
if (areValidationErrors(req, res)) return
const user = res.locals.oauth ? res.locals.oauth.token.User : undefined
if (req.query.filter === 'all-local' && (!user || user.hasRight(UserRight.SEE_ALL_VIDEOS) === false)) {
res.status(401)
.json({ error: 'You are not allowed to see all local videos.' })
return
}
return next()
}
]
// ---------------------------------------------------------------------------
export {
videosAddValidator,
videosUpdateValidator,
videosGetValidator,
checkVideoFollowConstraints,
videosCustomGetValidator,
videosRemoveValidator,
videosChangeOwnershipValidator,
videosTerminateChangeOwnershipValidator,
videosAcceptChangeOwnershipValidator,
getCommonVideoEditAttributes,
commonVideosFiltersValidator
}
// ---------------------------------------------------------------------------
function areErrorsInScheduleUpdate (req: express.Request, res: express.Response) {
if (req.body.scheduleUpdate) {
if (!req.body.scheduleUpdate.updateAt) {
logger.warn('Invalid parameters: scheduleUpdate.updateAt is mandatory.')
res.status(400)
.json({ error: 'Schedule update at is mandatory.' })
return true
}
}
return false
}
async function isVideoAccepted (req: express.Request, res: express.Response, videoFile: Express.Multer.File & { duration?: number }) {
// Check we accept this video
const acceptParameters = {
videoBody: req.body,
videoFile,
user: res.locals.oauth.token.User
}
const acceptedResult = await Hooks.wrapFun(
isLocalVideoAccepted,
acceptParameters,
'filter:api.video.upload.accept.result'
)
if (!acceptedResult || acceptedResult.accepted !== true) {
logger.info('Refused local video.', { acceptedResult, acceptParameters })
res.status(403)
.json({ error: acceptedResult.errorMessage || 'Refused local video' })
return false
}
return true
}