PeerTube/server/middlewares/validators/videos.ts

326 lines
12 KiB
TypeScript

import * as express from 'express'
import 'express-validator'
import { body, param, query } from 'express-validator/check'
import { UserRight, VideoPrivacy } from '../../../shared'
import { isBooleanValid, isIdOrUUIDValid, isIdValid, isUUIDValid } from '../../helpers/custom-validators/misc'
import {
isVideoAbuseReasonValid,
isVideoCategoryValid,
isVideoDescriptionValid,
isVideoExist,
isVideoFile,
isVideoImage,
isVideoLanguageValid,
isVideoLicenceValid,
isVideoNameValid,
isVideoPrivacyValid,
isVideoRatingTypeValid, isVideoSupportValid,
isVideoTagsValid
} from '../../helpers/custom-validators/videos'
import { getDurationFromVideoFile } from '../../helpers/ffmpeg-utils'
import { logger } from '../../helpers/logger'
import { CONSTRAINTS_FIELDS } from '../../initializers'
import { UserModel } from '../../models/account/user'
import { VideoModel } from '../../models/video/video'
import { VideoChannelModel } from '../../models/video/video-channel'
import { VideoShareModel } from '../../models/video/video-share'
import { authenticate } from '../oauth'
import { areValidationErrors } from './utils'
const videosAddValidator = [
body('videofile').custom((value, { req }) => isVideoFile(req.files)).withMessage(
'This file is not supported. Please, make sure it is of the following type : '
+ CONSTRAINTS_FIELDS.VIDEOS.EXTNAME.join(', ')
),
body('thumbnailfile').custom((value, { req }) => isVideoImage(req.files, 'thumbnailfile')).withMessage(
'This thumbnail file is not supported. 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. Please, make sure it is of the following type : '
+ CONSTRAINTS_FIELDS.VIDEOS.IMAGE.EXTNAME.join(', ')
),
body('name').custom(isVideoNameValid).withMessage('Should have a valid name'),
body('category').optional().custom(isVideoCategoryValid).withMessage('Should have a valid category'),
body('licence').optional().custom(isVideoLicenceValid).withMessage('Should have a valid licence'),
body('language').optional().custom(isVideoLanguageValid).withMessage('Should have a valid language'),
body('nsfw').custom(isBooleanValid).withMessage('Should have a valid NSFW attribute'),
body('description').optional().custom(isVideoDescriptionValid).withMessage('Should have a valid description'),
body('support').optional().custom(isVideoSupportValid).withMessage('Should have a valid support text'),
body('channelId').custom(isIdValid).withMessage('Should have correct video channel id'),
body('privacy').custom(isVideoPrivacyValid).withMessage('Should have correct video privacy'),
body('tags').optional().custom(isVideoTagsValid).withMessage('Should have correct tags'),
body('commentsEnabled').custom(isBooleanValid).withMessage('Should have comments enabled boolean'),
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
if (areErrorsInVideoImageFiles(req, res)) return
const videoFile: Express.Multer.File = req.files['videofile'][0]
const user = res.locals.oauth.token.User
const videoChannel = await VideoChannelModel.loadByIdAndAccount(req.body.channelId, user.Account.id)
if (!videoChannel) {
res.status(400)
.json({ error: 'Unknown video video channel for this account.' })
.end()
return
}
res.locals.videoChannel = videoChannel
const isAble = await user.isAbleToUploadVideo(videoFile)
if (isAble === false) {
res.status(403)
.json({ error: 'The user video quota is exceeded with this video.' })
.end()
return
}
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.' })
.end()
return
}
videoFile['duration'] = duration
return next()
}
]
const videosUpdateValidator = [
param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
body('thumbnailfile').custom((value, { req }) => isVideoImage(req.files, 'thumbnailfile')).withMessage(
'This thumbnail file is not supported. 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. Please, make sure it is of the following type : '
+ CONSTRAINTS_FIELDS.VIDEOS.IMAGE.EXTNAME.join(', ')
),
body('name').optional().custom(isVideoNameValid).withMessage('Should have a valid name'),
body('category').optional().custom(isVideoCategoryValid).withMessage('Should have a valid category'),
body('licence').optional().custom(isVideoLicenceValid).withMessage('Should have a valid licence'),
body('language').optional().custom(isVideoLanguageValid).withMessage('Should have a valid language'),
body('nsfw').optional().custom(isBooleanValid).withMessage('Should have a valid NSFW attribute'),
body('privacy').optional().custom(isVideoPrivacyValid).withMessage('Should have correct video privacy'),
body('description').optional().custom(isVideoDescriptionValid).withMessage('Should have a valid description'),
body('support').optional().custom(isVideoSupportValid).withMessage('Should have a valid support text'),
body('tags').optional().custom(isVideoTagsValid).withMessage('Should have correct tags'),
body('commentsEnabled').optional().custom(isBooleanValid).withMessage('Should have comments enabled boolean'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videosUpdate parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return
if (areErrorsInVideoImageFiles(req, res)) return
if (!await isVideoExist(req.params.id, res)) return
const video = res.locals.video
// We need to make additional checks
if (video.isOwned() === false) {
return res.status(403)
.json({ error: 'Cannot update video of another server' })
.end()
}
if (video.VideoChannel.Account.userId !== res.locals.oauth.token.User.id) {
return res.status(403)
.json({ error: 'Cannot update video of another user' })
.end()
}
if (video.privacy !== VideoPrivacy.PRIVATE && req.body.privacy === VideoPrivacy.PRIVATE) {
return res.status(409)
.json({ error: 'Cannot set "private" a video that was not private anymore.' })
.end()
}
return next()
}
]
const videosGetValidator = [
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 isVideoExist(req.params.id, res)) return
const video = res.locals.video
// 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()
}
// Video is private, check the user
authenticate(req, res, () => {
if (video.VideoChannel.Account.userId !== res.locals.oauth.token.User.id) {
return res.status(403)
.json({ error: 'Cannot get this private video of another user' })
.end()
}
return next()
})
}
]
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 isVideoExist(req.params.id, res)) return
// Check if the user who did the request is able to delete the video
if (!checkUserCanDeleteVideo(res.locals.oauth.token.User, res.locals.video, res)) return
return next()
}
]
const videosSearchValidator = [
query('search').not().isEmpty().withMessage('Should have a valid search'),
(req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videosSearch parameters', { parameters: req.params })
if (areValidationErrors(req, res)) return
return next()
}
]
const videoAbuseReportValidator = [
param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
body('reason').custom(isVideoAbuseReasonValid).withMessage('Should have a valid reason'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoAbuseReport parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return
if (!await isVideoExist(req.params.id, res)) return
return next()
}
]
const videoRateValidator = [
param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
body('rating').custom(isVideoRatingTypeValid).withMessage('Should have a valid rate type'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoRate parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return
if (!await isVideoExist(req.params.id, res)) return
return next()
}
]
const videosShareValidator = [
param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
param('accountId').custom(isIdValid).not().isEmpty().withMessage('Should have a valid account id'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoShare parameters', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await isVideoExist(req.params.id, res)) return
const share = await VideoShareModel.load(req.params.accountId, res.locals.video.id, undefined)
if (!share) {
return res.status(404)
.end()
}
res.locals.videoShare = share
return next()
}
]
// ---------------------------------------------------------------------------
export {
videosAddValidator,
videosUpdateValidator,
videosGetValidator,
videosRemoveValidator,
videosSearchValidator,
videosShareValidator,
videoAbuseReportValidator,
videoRateValidator
}
// ---------------------------------------------------------------------------
function checkUserCanDeleteVideo (user: UserModel, video: VideoModel, res: express.Response) {
// Retrieve the user who did the request
if (video.isOwned() === false) {
res.status(403)
.json({ error: 'Cannot remove video of another server, blacklist it' })
.end()
return false
}
// Check if the user can delete the video
// The user can delete it if he has the right
// Or if s/he is the video's account
const account = video.VideoChannel.Account
if (user.hasRight(UserRight.REMOVE_ANY_VIDEO) === false && account.userId !== user.id) {
res.status(403)
.json({ error: 'Cannot remove video of another user' })
.end()
return false
}
return true
}
function areErrorsInVideoImageFiles (req: express.Request, res: express.Response) {
// Files are optional
if (!req.files) return false
for (const imageField of [ 'thumbnail', 'preview' ]) {
if (!req.files[ imageField ]) continue
const imageFile = req.files[ imageField ][ 0 ] as Express.Multer.File
if (imageFile.size > CONSTRAINTS_FIELDS.VIDEOS.IMAGE.FILE_SIZE.max) {
res.status(400)
.send({ error: `The size of the ${imageField} is too big (>${CONSTRAINTS_FIELDS.VIDEOS.IMAGE.FILE_SIZE.max}).` })
.end()
return true
}
}
return false
}