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   isVideoPodHostValid,
  19   isVideoTagsValid,
  20   isVideoThumbnailValid,
  21   isVideoThumbnail64Valid
  22 }
  23
  24 function isEachRemoteVideosValid (requests) {
  25   return miscValidators.isArray(requests) &&
  26     requests.every(function (request) {
  27       const video = request.data
  28       return (
  29         isRequestTypeAddValid(request.type) &&
  30         isVideoAuthorValid(video.author) &&
  31         isVideoDateValid(video.createdAt) &&
  32         isVideoDescriptionValid(video.description) &&
  33         isVideoDurationValid(video.duration) &&
  34         isVideoInfoHashValid(video.infoHash) &&
  35         isVideoNameValid(video.name) &&
  36         isVideoTagsValid(video.tags) &&
  37         isVideoThumbnail64Valid(video.thumbnailBase64) &&
  38         isVideoRemoteIdValid(video.remoteId) &&
  39         isVideoExtnameValid(video.extname)
  40       ) ||
  41       (
  42         isRequestTypeRemoveValid(request.type) &&
  43         isVideoNameValid(video.name) &&
  44         isVideoRemoteIdValid(video.remoteId)
  45       )
  46     })
  47 }
  48
  49 function isVideoAuthorValid (value) {
  50   return usersValidators.isUserUsernameValid(value)
  51 }
  52
  53 function isVideoDateValid (value) {
  54   return validator.isDate(value)
  55 }
  56
  57 function isVideoDescriptionValid (value) {
  58   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.DESCRIPTION)
  59 }
  60
  61 function isVideoDurationValid (value) {
  62   return validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.DURATION)
  63 }
  64
  65 function isVideoExtnameValid (value) {
  66   return VIDEOS_CONSTRAINTS_FIELDS.EXTNAME.indexOf(value) !== -1
  67 }
  68
  69 function isVideoInfoHashValid (value) {
  70   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.INFO_HASH)
  71 }
  72
  73 function isVideoNameValid (value) {
  74   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.NAME)
  75 }
  76
  77 function isVideoPodHostValid (value) {
  78   // TODO: set options (TLD...)
  79   return validator.isURL(value)
  80 }
  81
  82 function isVideoTagsValid (tags) {
  83   return miscValidators.isArray(tags) &&
  84          validator.isInt(tags.length, VIDEOS_CONSTRAINTS_FIELDS.TAGS) &&
  85          tags.every(function (tag) {
  86            return validator.isAlphanumeric(tag) &&
  87                   validator.isLength(tag, VIDEOS_CONSTRAINTS_FIELDS.TAG)
  88          })
  89 }
  90
  91 function isVideoThumbnailValid (value) {
  92   return validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL)
  93 }
  94
  95 function isVideoThumbnail64Valid (value) {
  96   return validator.isBase64(value) &&
  97          validator.isByteLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL64)
  98 }
  99
 100 function isVideoRemoteIdValid (value) {
 101   return validator.isUUID(value, 4)
 102 }
 103
 104 // ---------------------------------------------------------------------------
 105
 106 module.exports = videosValidators
 107
 108 // ---------------------------------------------------------------------------
 109
 110 function isRequestTypeAddValid (value) {
 111   return value === 'add'
 112 }
 113
 114 function isRequestTypeRemoveValid (value) {
 115   return value === 'remove'
 116 }