import express from 'express' import { body, param, query, ValidationChain } from 'express-validator' import { ExpressPromiseHandler } from '@server/types/express-handler' import { MUserAccountId } from '@server/types/models' import { forceNumber } from '@shared/core-utils' import { HttpStatusCode, UserRight, VideoPlaylistCreate, VideoPlaylistPrivacy, VideoPlaylistType, VideoPlaylistUpdate } from '@shared/models' import { isArrayOf, isIdOrUUIDValid, isIdValid, isUUIDValid, toCompleteUUID, toIntArray, toIntOrNull, toValueOrNull } from '../../../helpers/custom-validators/misc' import { isVideoPlaylistDescriptionValid, isVideoPlaylistNameValid, isVideoPlaylistPrivacyValid, isVideoPlaylistTimestampValid, isVideoPlaylistTypeValid } from '../../../helpers/custom-validators/video-playlists' import { isVideoImageValid } from '../../../helpers/custom-validators/videos' import { cleanUpReqFiles } from '../../../helpers/express-utils' import { CONSTRAINTS_FIELDS } from '../../../initializers/constants' import { VideoPlaylistElementModel } from '../../../models/video/video-playlist-element' import { MVideoPlaylist } from '../../../types/models/video/video-playlist' import { authenticatePromise } from '../../auth' import { areValidationErrors, doesVideoChannelIdExist, doesVideoExist, doesVideoPlaylistExist, isValidPlaylistIdParam, VideoPlaylistFetchType } from '../shared' const videoPlaylistsAddValidator = getCommonPlaylistEditAttributes().concat([ body('displayName') .custom(isVideoPlaylistNameValid), async (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return cleanUpReqFiles(req) const body: VideoPlaylistCreate = req.body if (body.videoChannelId && !await doesVideoChannelIdExist(body.videoChannelId, res)) return cleanUpReqFiles(req) if ( !body.videoChannelId && (body.privacy === VideoPlaylistPrivacy.PUBLIC || body.privacy === VideoPlaylistPrivacy.UNLISTED) ) { cleanUpReqFiles(req) return res.fail({ message: 'Cannot set "public" or "unlisted" a playlist that is not assigned to a channel.' }) } return next() } ]) const videoPlaylistsUpdateValidator = getCommonPlaylistEditAttributes().concat([ isValidPlaylistIdParam('playlistId'), body('displayName') .optional() .custom(isVideoPlaylistNameValid), async (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return cleanUpReqFiles(req) if (!await doesVideoPlaylistExist(req.params.playlistId, res, 'all')) return cleanUpReqFiles(req) const videoPlaylist = getPlaylist(res) if (!checkUserCanManageVideoPlaylist(res.locals.oauth.token.User, videoPlaylist, UserRight.REMOVE_ANY_VIDEO_PLAYLIST, res)) { return cleanUpReqFiles(req) } const body: VideoPlaylistUpdate = req.body const newPrivacy = body.privacy || videoPlaylist.privacy if (newPrivacy === VideoPlaylistPrivacy.PUBLIC && ( (!videoPlaylist.videoChannelId && !body.videoChannelId) || body.videoChannelId === null ) ) { cleanUpReqFiles(req) return res.fail({ message: 'Cannot set "public" a playlist that is not assigned to a channel.' }) } if (videoPlaylist.type === VideoPlaylistType.WATCH_LATER) { cleanUpReqFiles(req) return res.fail({ message: 'Cannot update a watch later playlist.' }) } if (body.videoChannelId && !await doesVideoChannelIdExist(body.videoChannelId, res)) return cleanUpReqFiles(req) return next() } ]) const videoPlaylistsDeleteValidator = [ isValidPlaylistIdParam('playlistId'), async (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return if (!await doesVideoPlaylistExist(req.params.playlistId, res)) return const videoPlaylist = getPlaylist(res) if (videoPlaylist.type === VideoPlaylistType.WATCH_LATER) { return res.fail({ message: 'Cannot delete a watch later playlist.' }) } if (!checkUserCanManageVideoPlaylist(res.locals.oauth.token.User, videoPlaylist, UserRight.REMOVE_ANY_VIDEO_PLAYLIST, res)) { return } return next() } ] const videoPlaylistsGetValidator = (fetchType: VideoPlaylistFetchType) => { return [ isValidPlaylistIdParam('playlistId'), async (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return if (!await doesVideoPlaylistExist(req.params.playlistId, res, fetchType)) return const videoPlaylist = res.locals.videoPlaylistFull || res.locals.videoPlaylistSummary // Video is unlisted, check we used the uuid to fetch it if (videoPlaylist.privacy === VideoPlaylistPrivacy.UNLISTED) { if (isUUIDValid(req.params.playlistId)) return next() return res.fail({ status: HttpStatusCode.NOT_FOUND_404, message: 'Playlist not found' }) } if (videoPlaylist.privacy === VideoPlaylistPrivacy.PRIVATE) { await authenticatePromise(req, res) const user = res.locals.oauth ? res.locals.oauth.token.User : null if ( !user || (videoPlaylist.OwnerAccount.id !== user.Account.id && !user.hasRight(UserRight.UPDATE_ANY_VIDEO_PLAYLIST)) ) { return res.fail({ status: HttpStatusCode.FORBIDDEN_403, message: 'Cannot get this private video playlist.' }) } return next() } return next() } ] } const videoPlaylistsSearchValidator = [ query('search') .optional() .not().isEmpty(), (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return return next() } ] const videoPlaylistsAddVideoValidator = [ isValidPlaylistIdParam('playlistId'), body('videoId') .customSanitizer(toCompleteUUID) .custom(isIdOrUUIDValid).withMessage('Should have a valid video id/uuid/short uuid'), body('startTimestamp') .optional() .custom(isVideoPlaylistTimestampValid), body('stopTimestamp') .optional() .custom(isVideoPlaylistTimestampValid), async (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return if (!await doesVideoPlaylistExist(req.params.playlistId, res, 'all')) return if (!await doesVideoExist(req.body.videoId, res, 'only-video')) return const videoPlaylist = getPlaylist(res) if (!checkUserCanManageVideoPlaylist(res.locals.oauth.token.User, videoPlaylist, UserRight.UPDATE_ANY_VIDEO_PLAYLIST, res)) { return } return next() } ] const videoPlaylistsUpdateOrRemoveVideoValidator = [ isValidPlaylistIdParam('playlistId'), param('playlistElementId') .customSanitizer(toCompleteUUID) .custom(isIdValid).withMessage('Should have an element id/uuid/short uuid'), body('startTimestamp') .optional() .custom(isVideoPlaylistTimestampValid), body('stopTimestamp') .optional() .custom(isVideoPlaylistTimestampValid), async (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return if (!await doesVideoPlaylistExist(req.params.playlistId, res, 'all')) return const videoPlaylist = getPlaylist(res) const videoPlaylistElement = await VideoPlaylistElementModel.loadById(req.params.playlistElementId) if (!videoPlaylistElement) { res.fail({ status: HttpStatusCode.NOT_FOUND_404, message: 'Video playlist element not found' }) return } res.locals.videoPlaylistElement = videoPlaylistElement if (!checkUserCanManageVideoPlaylist(res.locals.oauth.token.User, videoPlaylist, UserRight.UPDATE_ANY_VIDEO_PLAYLIST, res)) return return next() } ] const videoPlaylistElementAPGetValidator = [ isValidPlaylistIdParam('playlistId'), param('playlistElementId') .custom(isIdValid), async (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return const playlistElementId = forceNumber(req.params.playlistElementId) const playlistId = req.params.playlistId const videoPlaylistElement = await VideoPlaylistElementModel.loadByPlaylistAndElementIdForAP(playlistId, playlistElementId) if (!videoPlaylistElement) { res.fail({ status: HttpStatusCode.NOT_FOUND_404, message: 'Video playlist element not found' }) return } if (videoPlaylistElement.VideoPlaylist.privacy === VideoPlaylistPrivacy.PRIVATE) { return res.fail({ status: HttpStatusCode.FORBIDDEN_403, message: 'Cannot get this private video playlist.' }) } res.locals.videoPlaylistElementAP = videoPlaylistElement return next() } ] const videoPlaylistsReorderVideosValidator = [ isValidPlaylistIdParam('playlistId'), body('startPosition') .isInt({ min: 1 }), body('insertAfterPosition') .isInt({ min: 0 }), body('reorderLength') .optional() .isInt({ min: 1 }), async (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return if (!await doesVideoPlaylistExist(req.params.playlistId, res, 'all')) return const videoPlaylist = getPlaylist(res) if (!checkUserCanManageVideoPlaylist(res.locals.oauth.token.User, videoPlaylist, UserRight.UPDATE_ANY_VIDEO_PLAYLIST, res)) return const nextPosition = await VideoPlaylistElementModel.getNextPositionOf(videoPlaylist.id) const startPosition: number = req.body.startPosition const insertAfterPosition: number = req.body.insertAfterPosition const reorderLength: number = req.body.reorderLength if (startPosition >= nextPosition || insertAfterPosition >= nextPosition) { res.fail({ message: `Start position or insert after position exceed the playlist limits (max: ${nextPosition - 1})` }) return } if (reorderLength && reorderLength + startPosition > nextPosition) { res.fail({ message: `Reorder length with this start position exceeds the playlist limits (max: ${nextPosition - startPosition})` }) return } return next() } ] const commonVideoPlaylistFiltersValidator = [ query('playlistType') .optional() .custom(isVideoPlaylistTypeValid), (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return return next() } ] const doVideosInPlaylistExistValidator = [ query('videoIds') .customSanitizer(toIntArray) .custom(v => isArrayOf(v, isIdValid)).withMessage('Should have a valid video ids array'), (req: express.Request, res: express.Response, next: express.NextFunction) => { if (areValidationErrors(req, res)) return return next() } ] // --------------------------------------------------------------------------- export { videoPlaylistsAddValidator, videoPlaylistsUpdateValidator, videoPlaylistsDeleteValidator, videoPlaylistsGetValidator, videoPlaylistsSearchValidator, videoPlaylistsAddVideoValidator, videoPlaylistsUpdateOrRemoveVideoValidator, videoPlaylistsReorderVideosValidator, videoPlaylistElementAPGetValidator, commonVideoPlaylistFiltersValidator, doVideosInPlaylistExistValidator } // --------------------------------------------------------------------------- function getCommonPlaylistEditAttributes () { return [ body('thumbnailfile') .custom((value, { req }) => isVideoImageValid(req.files, 'thumbnailfile')) .withMessage( 'This thumbnail file is not supported or too large. Please, make sure it is of the following type: ' + CONSTRAINTS_FIELDS.VIDEO_PLAYLISTS.IMAGE.EXTNAME.join(', ') ), body('description') .optional() .customSanitizer(toValueOrNull) .custom(isVideoPlaylistDescriptionValid), body('privacy') .optional() .customSanitizer(toIntOrNull) .custom(isVideoPlaylistPrivacyValid), body('videoChannelId') .optional() .customSanitizer(toIntOrNull) ] as (ValidationChain | ExpressPromiseHandler)[] } function checkUserCanManageVideoPlaylist (user: MUserAccountId, videoPlaylist: MVideoPlaylist, right: UserRight, res: express.Response) { if (videoPlaylist.isOwned() === false) { res.fail({ status: HttpStatusCode.FORBIDDEN_403, message: 'Cannot manage video playlist of another server.' }) return false } // Check if the user can manage the video playlist // The user can delete it if s/he is an admin // Or if s/he is the video playlist's owner if (user.hasRight(right) === false && videoPlaylist.ownerAccountId !== user.Account.id) { res.fail({ status: HttpStatusCode.FORBIDDEN_403, message: 'Cannot manage video playlist of another user' }) return false } return true } function getPlaylist (res: express.Response) { return res.locals.videoPlaylistFull || res.locals.videoPlaylistSummary }