server/middlewares/validators/videos.js

   1 'use strict'
   2
   3 const checkErrors = require('./utils').checkErrors
   4 const constants = require('../../initializers/constants')
   5 const customVideosValidators = require('../../helpers/custom-validators').videos
   6 const db = require('../../initializers/database')
   7 const logger = require('../../helpers/logger')
   8
   9 const validatorsVideos = {
  10   videosAdd,
  11   videosUpdate,
  12   videosGet,
  13   videosRemove,
  14   videosSearch,
  15
  16   videoAbuseReport,
  17
  18   videoRate
  19 }
  20
  21 function videosAdd (req, res, next) {
  22   req.checkBody('videofile', 'Should have a valid file').isVideoFile(req.files)
  23   req.checkBody('name', 'Should have a valid name').isVideoNameValid()
  24   req.checkBody('category', 'Should have a valid category').isVideoCategoryValid()
  25   req.checkBody('description', 'Should have a valid description').isVideoDescriptionValid()
  26   req.checkBody('tags', 'Should have correct tags').isVideoTagsValid()
  27
  28   logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
  29
  30   checkErrors(req, res, function () {
  31     const videoFile = req.files.videofile[0]
  32
  33     db.Video.getDurationFromFile(videoFile.path, function (err, duration) {
  34       if (err) {
  35         return res.status(400).send('Cannot retrieve metadata of the file.')
  36       }
  37
  38       if (!customVideosValidators.isVideoDurationValid(duration)) {
  39         return res.status(400).send('Duration of the video file is too big (max: ' + constants.CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).')
  40       }
  41
  42       videoFile.duration = duration
  43       next()
  44     })
  45   })
  46 }
  47
  48 function videosUpdate (req, res, next) {
  49   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  50   req.checkBody('name', 'Should have a valid name').optional().isVideoNameValid()
  51   req.checkBody('category', 'Should have a valid category').optional().isVideoCategoryValid()
  52   req.checkBody('description', 'Should have a valid description').optional().isVideoDescriptionValid()
  53   req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid()
  54
  55   logger.debug('Checking videosUpdate parameters', { parameters: req.body })
  56
  57   checkErrors(req, res, function () {
  58     checkVideoExists(req.params.id, res, function () {
  59       // We need to make additional checks
  60       if (res.locals.video.isOwned() === false) {
  61         return res.status(403).send('Cannot update video of another pod')
  62       }
  63
  64       if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
  65         return res.status(403).send('Cannot update video of another user')
  66       }
  67
  68       next()
  69     })
  70   })
  71 }
  72
  73 function videosGet (req, res, next) {
  74   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  75
  76   logger.debug('Checking videosGet parameters', { parameters: req.params })
  77
  78   checkErrors(req, res, function () {
  79     checkVideoExists(req.params.id, res, next)
  80   })
  81 }
  82
  83 function videosRemove (req, res, next) {
  84   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  85
  86   logger.debug('Checking videosRemove parameters', { parameters: req.params })
  87
  88   checkErrors(req, res, function () {
  89     checkVideoExists(req.params.id, res, function () {
  90       // We need to make additional checks
  91
  92       if (res.locals.video.isOwned() === false) {
  93         return res.status(403).send('Cannot remove video of another pod')
  94       }
  95
  96       if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
  97         return res.status(403).send('Cannot remove video of another user')
  98       }
  99
 100       next()
 101     })
 102   })
 103 }
 104
 105 function videosSearch (req, res, next) {
 106   const searchableColumns = constants.SEARCHABLE_COLUMNS.VIDEOS
 107   req.checkParams('value', 'Should have a valid search').notEmpty()
 108   req.checkQuery('field', 'Should have correct searchable column').optional().isIn(searchableColumns)
 109
 110   logger.debug('Checking videosSearch parameters', { parameters: req.params })
 111
 112   checkErrors(req, res, next)
 113 }
 114
 115 function videoAbuseReport (req, res, next) {
 116   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
 117   req.checkBody('reason', 'Should have a valid reason').isVideoAbuseReasonValid()
 118
 119   logger.debug('Checking videoAbuseReport parameters', { parameters: req.body })
 120
 121   checkErrors(req, res, function () {
 122     checkVideoExists(req.params.id, res, next)
 123   })
 124 }
 125
 126 function videoRate (req, res, next) {
 127   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
 128   req.checkBody('rating', 'Should have a valid rate type').isVideoRatingTypeValid()
 129
 130   logger.debug('Checking videoRate parameters', { parameters: req.body })
 131
 132   checkErrors(req, res, function () {
 133     checkVideoExists(req.params.id, res, next)
 134   })
 135 }
 136
 137 // ---------------------------------------------------------------------------
 138
 139 module.exports = validatorsVideos
 140
 141 // ---------------------------------------------------------------------------
 142
 143 function checkVideoExists (id, res, callback) {
 144   db.Video.loadAndPopulateAuthorAndPodAndTags(id, function (err, video) {
 145     if (err) {
 146       logger.error('Error in video request validator.', { error: err })
 147       return res.sendStatus(500)
 148     }
 149
 150     if (!video) return res.status(404).send('Video not found')
 151
 152     res.locals.video = video
 153     callback()
 154   })
 155 }