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 isLocalVideoChannelNameExist (name: string, res: express.Response) {
  24   const videoChannel = await VideoChannelModel.loadLocalByNameAndPopulateAccount(name)
  25
  26   return processVideoChannelExist(videoChannel, res)
  27 }
  28
  29 async function isVideoChannelIdExist (id: 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 isVideoChannelNameWithHostExist (nameWithDomain: string, res: express.Response) {
  41   const [ name, host ] = nameWithDomain.split('@')
  42   let videoChannel: VideoChannelModel
  43
  44   if (!host || host === CONFIG.WEBSERVER.HOST) videoChannel = await VideoChannelModel.loadLocalByNameAndPopulateAccount(name)
  45   else videoChannel = await VideoChannelModel.loadByNameAndHostAndPopulateAccount(name, host)
  46
  47   return processVideoChannelExist(videoChannel, res)
  48 }
  49
  50 // ---------------------------------------------------------------------------
  51
  52 export {
  53   isVideoChannelNameWithHostExist,
  54   isLocalVideoChannelNameExist,
  55   isVideoChannelDescriptionValid,
  56   isVideoChannelNameValid,
  57   isVideoChannelSupportValid,
  58   isVideoChannelIdExist
  59 }
  60
  61 function processVideoChannelExist (videoChannel: VideoChannelModel, res: express.Response) {
  62   if (!videoChannel) {
  63     res.status(404)
  64        .json({ error: 'Video channel not found' })
  65        .end()
  66
  67     return false
  68   }
  69
  70   res.locals.videoChannel = videoChannel
  71   return true
  72 }