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