server/helpers/custom-validators/videos.ts

   1 import { Response } from 'express'
   2 import 'express-validator'
   3 import { values } from 'lodash'
   4 import 'multer'
   5 import * as validator from 'validator'
   6 import { UserRight, VideoRateType } from '../../../shared'
   7 import {
   8   CONSTRAINTS_FIELDS,
   9   VIDEO_CATEGORIES,
  10   VIDEO_LANGUAGES,
  11   VIDEO_LICENCES, VIDEO_MIMETYPE_EXT,
  12   VIDEO_PRIVACIES,
  13   VIDEO_RATE_TYPES
  14 } from '../../initializers'
  15 import { VideoModel } from '../../models/video/video'
  16 import { exists, isArray, isFileValid } from './misc'
  17 import { VideoChannelModel } from '../../models/video/video-channel'
  18 import { UserModel } from '../../models/account/user'
  19
  20 const VIDEOS_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEOS
  21 const VIDEO_ABUSES_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEO_ABUSES
  22
  23 function isVideoCategoryValid (value: any) {
  24   return value === null || VIDEO_CATEGORIES[value] !== undefined
  25 }
  26
  27 function isVideoLicenceValid (value: any) {
  28   return value === null || VIDEO_LICENCES[value] !== undefined
  29 }
  30
  31 function isVideoLanguageValid (value: any) {
  32   return value === null ||
  33     (typeof value === 'string' && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.LANGUAGE))
  34 }
  35
  36 function isVideoDurationValid (value: string) {
  37   return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.DURATION)
  38 }
  39
  40 function isVideoTruncatedDescriptionValid (value: string) {
  41   return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.TRUNCATED_DESCRIPTION)
  42 }
  43
  44 function isVideoDescriptionValid (value: string) {
  45   return value === null || (exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.DESCRIPTION))
  46 }
  47
  48 function isVideoSupportValid (value: string) {
  49   return value === null || (exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.SUPPORT))
  50 }
  51
  52 function isVideoNameValid (value: string) {
  53   return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.NAME)
  54 }
  55
  56 function isVideoTagValid (tag: string) {
  57   return exists(tag) && validator.isLength(tag, VIDEOS_CONSTRAINTS_FIELDS.TAG)
  58 }
  59
  60 function isVideoTagsValid (tags: string[]) {
  61   return tags === null || (
  62     isArray(tags) &&
  63     validator.isInt(tags.length.toString(), VIDEOS_CONSTRAINTS_FIELDS.TAGS) &&
  64     tags.every(tag => isVideoTagValid(tag))
  65   )
  66 }
  67
  68 function isVideoAbuseReasonValid (value: string) {
  69   return exists(value) && validator.isLength(value, VIDEO_ABUSES_CONSTRAINTS_FIELDS.REASON)
  70 }
  71
  72 function isVideoViewsValid (value: string) {
  73   return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.VIEWS)
  74 }
  75
  76 function isVideoRatingTypeValid (value: string) {
  77   return value === 'none' || values(VIDEO_RATE_TYPES).indexOf(value as VideoRateType) !== -1
  78 }
  79
  80 const videoFileTypes = Object.keys(VIDEO_MIMETYPE_EXT).map(m => `(${m})`)
  81 const videoFileTypesRegex = videoFileTypes.join('|')
  82 function isVideoFile (files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[]) {
  83   return isFileValid(files, videoFileTypesRegex, 'videofile')
  84 }
  85
  86 const videoImageTypes = CONSTRAINTS_FIELDS.VIDEOS.IMAGE.EXTNAME
  87   .map(v => v.replace('.', ''))
  88   .join('|')
  89 const videoImageTypesRegex = `image/(${videoImageTypes})`
  90 function isVideoImage (files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[], field: string) {
  91   return isFileValid(files, videoImageTypesRegex, field, true)
  92 }
  93
  94 function isVideoPrivacyValid (value: string) {
  95   return validator.isInt(value + '') && VIDEO_PRIVACIES[value] !== undefined
  96 }
  97
  98 function isVideoFileInfoHashValid (value: string) {
  99   return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.INFO_HASH)
 100 }
 101
 102 function isVideoFileResolutionValid (value: string) {
 103   return exists(value) && validator.isInt(value + '')
 104 }
 105
 106 function isVideoFileSizeValid (value: string) {
 107   return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.FILE_SIZE)
 108 }
 109
 110 async function isVideoExist (id: string, res: Response) {
 111   let video: VideoModel
 112
 113   if (validator.isInt(id)) {
 114     video = await VideoModel.loadAndPopulateAccountAndServerAndTags(+id)
 115   } else { // UUID
 116     video = await VideoModel.loadByUUIDAndPopulateAccountAndServerAndTags(id)
 117   }
 118
 119   if (!video) {
 120     res.status(404)
 121       .json({ error: 'Video not found' })
 122       .end()
 123
 124     return false
 125   }
 126
 127   res.locals.video = video
 128   return true
 129 }
 130
 131 async function isVideoChannelOfAccountExist (channelId: number, user: UserModel, res: Response) {
 132   if (user.hasRight(UserRight.UPDATE_ANY_VIDEO) === true) {
 133     const videoChannel = await VideoChannelModel.loadAndPopulateAccount(channelId)
 134     if (!videoChannel) {
 135       res.status(400)
 136          .json({ error: 'Unknown video video channel on this instance.' })
 137          .end()
 138
 139       return false
 140     }
 141
 142     res.locals.videoChannel = videoChannel
 143     return true
 144   }
 145
 146   const videoChannel = await VideoChannelModel.loadByIdAndAccount(channelId, user.Account.id)
 147   if (!videoChannel) {
 148     res.status(400)
 149        .json({ error: 'Unknown video video channel for this account.' })
 150        .end()
 151
 152     return false
 153   }
 154
 155   res.locals.videoChannel = videoChannel
 156   return true
 157 }
 158
 159 // ---------------------------------------------------------------------------
 160
 161 export {
 162   isVideoCategoryValid,
 163   isVideoLicenceValid,
 164   isVideoLanguageValid,
 165   isVideoTruncatedDescriptionValid,
 166   isVideoDescriptionValid,
 167   isVideoFileInfoHashValid,
 168   isVideoNameValid,
 169   isVideoTagsValid,
 170   isVideoAbuseReasonValid,
 171   isVideoFile,
 172   isVideoViewsValid,
 173   isVideoRatingTypeValid,
 174   isVideoDurationValid,
 175   isVideoTagValid,
 176   isVideoPrivacyValid,
 177   isVideoFileResolutionValid,
 178   isVideoFileSizeValid,
 179   isVideoExist,
 180   isVideoImage,
 181   isVideoChannelOfAccountExist,
 182   isVideoSupportValid
 183 }