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import express from 'express'
import { body, param, query } from 'express-validator'
import { isUrlValid } from '@server/helpers/custom-validators/activitypub/misc'
import { CONFIG } from '@server/initializers/config'
import { MChannelAccountDefault } from '@server/types/models'
import { VideosImportInChannelCreate } from '@shared/models'
import { HttpStatusCode } from '../../../../shared/models/http/http-error-codes'
import { isBooleanValid, isIdValid, toBooleanOrNull } from '../../../helpers/custom-validators/misc'
import {
isVideoChannelDescriptionValid,
isVideoChannelDisplayNameValid,
isVideoChannelSupportValid,
isVideoChannelUsernameValid
} from '../../../helpers/custom-validators/video-channels'
import { logger } from '../../../helpers/logger'
import { ActorModel } from '../../../models/actor/actor'
import { VideoChannelModel } from '../../../models/video/video-channel'
import { areValidationErrors, checkUserQuota, doesVideoChannelNameWithHostExist } from '../shared'
import { doesVideoChannelSyncIdExist } from '../shared/video-channel-syncs'
export const videoChannelsAddValidator = [
body('name').custom(isVideoChannelUsernameValid).withMessage('Should have a valid channel name'),
body('displayName').custom(isVideoChannelDisplayNameValid).withMessage('Should have a valid display name'),
body('description').optional().custom(isVideoChannelDescriptionValid).withMessage('Should have a valid description'),
body('support').optional().custom(isVideoChannelSupportValid).withMessage('Should have a valid support text'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoChannelsAdd parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return
const actor = await ActorModel.loadLocalByName(req.body.name)
if (actor) {
res.fail({
status: HttpStatusCode.CONFLICT_409,
message: 'Another actor (account/channel) with this name on this instance already exists or has already existed.'
})
return false
}
const count = await VideoChannelModel.countByAccount(res.locals.oauth.token.User.Account.id)
if (count >= CONFIG.VIDEO_CHANNELS.MAX_PER_USER) {
res.fail({ message: `You cannot create more than ${CONFIG.VIDEO_CHANNELS.MAX_PER_USER} channels` })
return false
}
return next()
}
]
export const videoChannelsUpdateValidator = [
param('nameWithHost').exists().withMessage('Should have an video channel name with host'),
body('displayName')
.optional()
.custom(isVideoChannelDisplayNameValid).withMessage('Should have a valid display name'),
body('description')
.optional()
.custom(isVideoChannelDescriptionValid).withMessage('Should have a valid description'),
body('support')
.optional()
.custom(isVideoChannelSupportValid).withMessage('Should have a valid support text'),
body('bulkVideosSupportUpdate')
.optional()
.custom(isBooleanValid).withMessage('Should have a valid bulkVideosSupportUpdate boolean field'),
(req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoChannelsUpdate parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return
return next()
}
]
export const videoChannelsRemoveValidator = [
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoChannelsRemove parameters', { parameters: req.params })
if (!await checkVideoChannelIsNotTheLastOne(res.locals.videoChannel, res)) return
return next()
}
]
export const videoChannelsNameWithHostValidator = [
param('nameWithHost').exists().withMessage('Should have an video channel name with host'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoChannelsNameWithHostValidator parameters', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesVideoChannelNameWithHostExist(req.params.nameWithHost, res)) return
return next()
}
]
export const ensureIsLocalChannel = [
(req: express.Request, res: express.Response, next: express.NextFunction) => {
if (res.locals.videoChannel.Actor.isOwned() === false) {
return res.fail({
status: HttpStatusCode.FORBIDDEN_403,
message: 'This channel is not owned.'
})
}
return next()
}
]
export const ensureChannelOwnerCanUpload = [
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
const channel = res.locals.videoChannel
const user = { id: channel.Account.userId }
if (!await checkUserQuota(user, 1, res)) return
next()
}
]
export const videoChannelStatsValidator = [
query('withStats')
.optional()
.customSanitizer(toBooleanOrNull)
.custom(isBooleanValid).withMessage('Should have a valid stats flag'),
(req: express.Request, res: express.Response, next: express.NextFunction) => {
if (areValidationErrors(req, res)) return
return next()
}
]
export const videoChannelsListValidator = [
query('search').optional().not().isEmpty().withMessage('Should have a valid search'),
(req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking video channels search query', { parameters: req.query })
if (areValidationErrors(req, res)) return
return next()
}
]
export const videoChannelImportVideosValidator = [
body('externalChannelUrl').custom(isUrlValid).withMessage('Should have a valid channel url'),
body('videoChannelSyncId')
.optional()
.custom(isIdValid).withMessage('Should have a valid channel sync id'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoChannelImport parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return
const body: VideosImportInChannelCreate = req.body
if (!CONFIG.IMPORT.VIDEOS.HTTP.ENABLED) {
return res.fail({
status: HttpStatusCode.FORBIDDEN_403,
message: 'Channel import is impossible as video upload via HTTP is not enabled on the server'
})
}
if (body.videoChannelSyncId && !await doesVideoChannelSyncIdExist(body.videoChannelSyncId, res)) return
return next()
}
]
// ---------------------------------------------------------------------------
async function checkVideoChannelIsNotTheLastOne (videoChannel: MChannelAccountDefault, res: express.Response) {
const count = await VideoChannelModel.countByAccount(videoChannel.Account.id)
if (count <= 1) {
res.fail({
status: HttpStatusCode.CONFLICT_409,
message: 'Cannot remove the last channel of this user'
})
return false
}
return true
}
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