PeerTube/server/helpers/custom-validators/video-channels.ts

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2017-10-24 19:41:09 +02:00
import * as Promise from 'bluebird'
import * as validator from 'validator'
import * as express from 'express'
import 'express-validator'
import 'multer'
import { database as db, CONSTRAINTS_FIELDS } from '../../initializers'
import { VideoChannelInstance } from '../../models'
import { logger } from '../logger'
import { exists } from './misc'
const VIDEO_CHANNELS_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEO_CHANNELS
function isVideoChannelDescriptionValid (value: string) {
return value === null || validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.DESCRIPTION)
}
function isVideoChannelNameValid (value: string) {
return exists(value) && validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.NAME)
}
function isVideoChannelUUIDValid (value: string) {
return exists(value) && validator.isUUID('' + value, 4)
}
function checkVideoChannelExists (id: string, res: express.Response, callback: () => void) {
let promise: Promise<VideoChannelInstance>
if (validator.isInt(id)) {
promise = db.VideoChannel.loadAndPopulateAuthor(+id)
} else { // UUID
promise = db.VideoChannel.loadByUUIDAndPopulateAuthor(id)
}
promise.then(videoChannel => {
if (!videoChannel) {
return res.status(404)
.json({ error: 'Video channel not found' })
.end()
}
res.locals.videoChannel = videoChannel
callback()
})
.catch(err => {
logger.error('Error in video channel request validator.', err)
return res.sendStatus(500)
})
}
// ---------------------------------------------------------------------------
export {
isVideoChannelDescriptionValid,
isVideoChannelNameValid,
isVideoChannelUUIDValid,
checkVideoChannelExists
}