server/helpers/custom-validators/videos.js

   1 'use strict'
   2
   3 const validator = require('express-validator').validator
   4
   5 const constants = require('../../initializers/constants')
   6 const usersValidators = require('./users')
   7 const miscValidators = require('./misc')
   8 const VIDEOS_CONSTRAINTS_FIELDS = constants.CONSTRAINTS_FIELDS.VIDEOS
   9 const VIDEO_ABUSES_CONSTRAINTS_FIELDS = constants.CONSTRAINTS_FIELDS.VIDEO_ABUSES
  10
  11 const videosValidators = {
  12   isVideoAuthorValid,
  13   isVideoDateValid,
  14   isVideoDescriptionValid,
  15   isVideoDurationValid,
  16   isVideoInfoHashValid,
  17   isVideoNameValid,
  18   isVideoTagsValid,
  19   isVideoThumbnailValid,
  20   isVideoThumbnailDataValid,
  21   isVideoExtnameValid,
  22   isVideoRemoteIdValid,
  23   isVideoAbuseReasonValid,
  24   isVideoAbuseReporterUsernameValid,
  25   isVideoFile,
  26   isVideoViewsValid,
  27   isVideoLikesValid,
  28   isVideoDislikesValid
  29 }
  30
  31 function isVideoAuthorValid (value) {
  32   return usersValidators.isUserUsernameValid(value)
  33 }
  34
  35 function isVideoDateValid (value) {
  36   return validator.isDate(value)
  37 }
  38
  39 function isVideoDescriptionValid (value) {
  40   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.DESCRIPTION)
  41 }
  42
  43 function isVideoDurationValid (value) {
  44   return validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.DURATION)
  45 }
  46
  47 function isVideoExtnameValid (value) {
  48   return VIDEOS_CONSTRAINTS_FIELDS.EXTNAME.indexOf(value) !== -1
  49 }
  50
  51 function isVideoInfoHashValid (value) {
  52   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.INFO_HASH)
  53 }
  54
  55 function isVideoNameValid (value) {
  56   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.NAME)
  57 }
  58
  59 function isVideoTagsValid (tags) {
  60   return miscValidators.isArray(tags) &&
  61          validator.isInt(tags.length, VIDEOS_CONSTRAINTS_FIELDS.TAGS) &&
  62          tags.every(function (tag) {
  63            return validator.isAlphanumeric(tag) &&
  64                   validator.isLength(tag, VIDEOS_CONSTRAINTS_FIELDS.TAG)
  65          })
  66 }
  67
  68 function isVideoThumbnailValid (value) {
  69   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL)
  70 }
  71
  72 function isVideoThumbnailDataValid (value) {
  73   return validator.isByteLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL_DATA)
  74 }
  75
  76 function isVideoRemoteIdValid (value) {
  77   return validator.isUUID(value, 4)
  78 }
  79
  80 function isVideoAbuseReasonValid (value) {
  81   return validator.isLength(value, VIDEO_ABUSES_CONSTRAINTS_FIELDS.REASON)
  82 }
  83
  84 function isVideoAbuseReporterUsernameValid (value) {
  85   return usersValidators.isUserUsernameValid(value)
  86 }
  87
  88 function isVideoViewsValid (value) {
  89   return validator.isInt(value, { min: 0 })
  90 }
  91
  92 function isVideoLikesValid (value) {
  93   return validator.isInt(value, { min: 0 })
  94 }
  95
  96 function isVideoDislikesValid (value) {
  97   return validator.isInt(value, { min: 0 })
  98 }
  99
 100 function isVideoFile (value, files) {
 101   // Should have files
 102   if (!files) return false
 103
 104   // Should have videofile file
 105   const videofile = files.videofile
 106   if (!videofile || videofile.length === 0) return false
 107
 108   // The file should exist
 109   const file = videofile[0]
 110   if (!file || !file.originalname) return false
 111
 112   return new RegExp('^video/(webm|mp4|ogg)$', 'i').test(file.mimetype)
 113 }
 114
 115 // ---------------------------------------------------------------------------
 116
 117 module.exports = videosValidators