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
  10 const videosValidators = {
  11   isEachRemoteVideosValid,
  12   isVideoAuthorValid,
  13   isVideoDateValid,
  14   isVideoDescriptionValid,
  15   isVideoDurationValid,
  16   isVideoInfoHashValid,
  17   isVideoNameValid,
  18   isVideoTagsValid,
  19   isVideoThumbnailValid,
  20   isVideoThumbnailDataValid
  21 }
  22
  23 function isEachRemoteVideosValid (requests) {
  24   return miscValidators.isArray(requests) &&
  25     requests.every(function (request) {
  26       const video = request.data
  27       return (
  28         isRequestTypeAddValid(request.type) &&
  29         isVideoAuthorValid(video.author) &&
  30         isVideoDateValid(video.createdAt) &&
  31         isVideoDescriptionValid(video.description) &&
  32         isVideoDurationValid(video.duration) &&
  33         isVideoInfoHashValid(video.infoHash) &&
  34         isVideoNameValid(video.name) &&
  35         isVideoTagsValid(video.tags) &&
  36         isVideoThumbnailDataValid(video.thumbnailData) &&
  37         isVideoRemoteIdValid(video.remoteId) &&
  38         isVideoExtnameValid(video.extname)
  39       ) ||
  40       (
  41         isRequestTypeRemoveValid(request.type) &&
  42         isVideoNameValid(video.name) &&
  43         isVideoRemoteIdValid(video.remoteId)
  44       )
  45     })
  46 }
  47
  48 function isVideoAuthorValid (value) {
  49   return usersValidators.isUserUsernameValid(value)
  50 }
  51
  52 function isVideoDateValid (value) {
  53   return validator.isDate(value)
  54 }
  55
  56 function isVideoDescriptionValid (value) {
  57   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.DESCRIPTION)
  58 }
  59
  60 function isVideoDurationValid (value) {
  61   return validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.DURATION)
  62 }
  63
  64 function isVideoExtnameValid (value) {
  65   return VIDEOS_CONSTRAINTS_FIELDS.EXTNAME.indexOf(value) !== -1
  66 }
  67
  68 function isVideoInfoHashValid (value) {
  69   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.INFO_HASH)
  70 }
  71
  72 function isVideoNameValid (value) {
  73   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.NAME)
  74 }
  75
  76 function isVideoTagsValid (tags) {
  77   return miscValidators.isArray(tags) &&
  78          validator.isInt(tags.length, VIDEOS_CONSTRAINTS_FIELDS.TAGS) &&
  79          tags.every(function (tag) {
  80            return validator.isAlphanumeric(tag) &&
  81                   validator.isLength(tag, VIDEOS_CONSTRAINTS_FIELDS.TAG)
  82          })
  83 }
  84
  85 function isVideoThumbnailValid (value) {
  86   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL)
  87 }
  88
  89 function isVideoThumbnailDataValid (value) {
  90   return validator.isByteLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL_DATA)
  91 }
  92
  93 function isVideoRemoteIdValid (value) {
  94   return validator.isUUID(value, 4)
  95 }
  96
  97 // ---------------------------------------------------------------------------
  98
  99 module.exports = videosValidators
 100
 101 // ---------------------------------------------------------------------------
 102
 103 function isRequestTypeAddValid (value) {
 104   return value === 'add'
 105 }
 106
 107 function isRequestTypeRemoveValid (value) {
 108   return value === 'remove'
 109 }