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

   1 import * as express from 'express'
   2 import 'express-validator'
   3 import 'multer'
   4 import * as validator from 'validator'
   5 import { CONFIG, CONSTRAINTS_FIELDS } from '../../initializers'
   6 import { VideoChannelModel } from '../../models/video/video-channel'
   7 import { exists } from './misc'
   8
   9 const VIDEO_CHANNELS_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEO_CHANNELS
  10
  11 function isVideoChannelDescriptionValid (value: string) {
  12   return value === null || validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.DESCRIPTION)
  13 }
  14
  15 function isVideoChannelNameValid (value: string) {
  16   return exists(value) && validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.NAME)
  17 }
  18
  19 function isVideoChannelSupportValid (value: string) {
  20   return value === null || (exists(value) && validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.SUPPORT))
  21 }
  22
  23 async function doesLocalVideoChannelNameExist (name: string, res: express.Response) {
  24   const videoChannel = await VideoChannelModel.loadLocalByNameAndPopulateAccount(name)
  25
  26   return processVideoChannelExist(videoChannel, res)
  27 }
  28
  29 async function doesVideoChannelIdExist (id: number | string, res: express.Response) {
  30   let videoChannel: VideoChannelModel
  31   if (validator.isInt('' + id)) {
  32     videoChannel = await VideoChannelModel.loadAndPopulateAccount(+id)
  33   } else { // UUID
  34     videoChannel = await VideoChannelModel.loadByUUIDAndPopulateAccount('' + id)
  35   }
  36
  37   return processVideoChannelExist(videoChannel, res)
  38 }
  39
  40 async function doesVideoChannelNameWithHostExist (nameWithDomain: string, res: express.Response) {
  41   const videoChannel = await VideoChannelModel.loadByNameWithHostAndPopulateAccount(nameWithDomain)
  42
  43   return processVideoChannelExist(videoChannel, res)
  44 }
  45
  46 // ---------------------------------------------------------------------------
  47
  48 export {
  49   doesVideoChannelNameWithHostExist,
  50   doesLocalVideoChannelNameExist,
  51   isVideoChannelDescriptionValid,
  52   isVideoChannelNameValid,
  53   isVideoChannelSupportValid,
  54   doesVideoChannelIdExist
  55 }
  56
  57 function processVideoChannelExist (videoChannel: VideoChannelModel, res: express.Response) {
  58   if (!videoChannel) {
  59     res.status(404)
  60        .json({ error: 'Video channel not found' })
  61        .end()
  62
  63     return false
  64   }
  65
  66   res.locals.videoChannel = videoChannel
  67   return true
  68 }