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         isVideoDateValid(video.updatedAt) &&
  32         isVideoDescriptionValid(video.description) &&
  33         isVideoDurationValid(video.duration) &&
  34         isVideoInfoHashValid(video.infoHash) &&
  35         isVideoNameValid(video.name) &&
  36         isVideoTagsValid(video.tags) &&
  37         isVideoThumbnailDataValid(video.thumbnailData) &&
  38         isVideoRemoteIdValid(video.remoteId) &&
  39         isVideoExtnameValid(video.extname)
  40       ) ||
  41       (
  42         isRequestTypeUpdateValid(request.type) &&
  43         isVideoDateValid(video.createdAt) &&
  44         isVideoDateValid(video.updatedAt) &&
  45         isVideoDescriptionValid(video.description) &&
  46         isVideoDurationValid(video.duration) &&
  47         isVideoInfoHashValid(video.infoHash) &&
  48         isVideoNameValid(video.name) &&
  49         isVideoTagsValid(video.tags) &&
  50         isVideoRemoteIdValid(video.remoteId) &&
  51         isVideoExtnameValid(video.extname)
  52       ) ||
  53       (
  54         isRequestTypeRemoveValid(request.type) &&
  55         isVideoNameValid(video.name) &&
  56         isVideoRemoteIdValid(video.remoteId)
  57       )
  58     })
  59 }
  60
  61 function isVideoAuthorValid (value) {
  62   return usersValidators.isUserUsernameValid(value)
  63 }
  64
  65 function isVideoDateValid (value) {
  66   return validator.isDate(value)
  67 }
  68
  69 function isVideoDescriptionValid (value) {
  70   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.DESCRIPTION)
  71 }
  72
  73 function isVideoDurationValid (value) {
  74   return validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.DURATION)
  75 }
  76
  77 function isVideoExtnameValid (value) {
  78   return VIDEOS_CONSTRAINTS_FIELDS.EXTNAME.indexOf(value) !== -1
  79 }
  80
  81 function isVideoInfoHashValid (value) {
  82   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.INFO_HASH)
  83 }
  84
  85 function isVideoNameValid (value) {
  86   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.NAME)
  87 }
  88
  89 function isVideoTagsValid (tags) {
  90   return miscValidators.isArray(tags) &&
  91          validator.isInt(tags.length, VIDEOS_CONSTRAINTS_FIELDS.TAGS) &&
  92          tags.every(function (tag) {
  93            return validator.isAlphanumeric(tag) &&
  94                   validator.isLength(tag, VIDEOS_CONSTRAINTS_FIELDS.TAG)
  95          })
  96 }
  97
  98 function isVideoThumbnailValid (value) {
  99   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL)
 100 }
 101
 102 function isVideoThumbnailDataValid (value) {
 103   return validator.isByteLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL_DATA)
 104 }
 105
 106 function isVideoRemoteIdValid (value) {
 107   return validator.isUUID(value, 4)
 108 }
 109
 110 // ---------------------------------------------------------------------------
 111
 112 module.exports = videosValidators
 113
 114 // ---------------------------------------------------------------------------
 115
 116 function isRequestTypeAddValid (value) {
 117   return value === 'add'
 118 }
 119
 120 function isRequestTypeUpdateValid (value) {
 121   return value === 'update'
 122 }
 123
 124 function isRequestTypeRemoveValid (value) {
 125   return value === 'remove'
 126 }