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('licence', 'Should have a valid licence').isVideoLicenceValid()
  26   req.checkBody('description', 'Should have a valid description').isVideoDescriptionValid()
  27   req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid()
  28
  29   logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
  30
  31   checkErrors(req, res, function () {
  32     const videoFile = req.files.videofile[0]
  33
  34     db.Video.getDurationFromFile(videoFile.path, function (err, duration) {
  35       if (err) {
  36         return res.status(400).send('Cannot retrieve metadata of the file.')
  37       }
  38
  39       if (!customVideosValidators.isVideoDurationValid(duration)) {
  40         return res.status(400).send('Duration of the video file is too big (max: ' + constants.CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).')
  41       }
  42
  43       videoFile.duration = duration
  44       next()
  45     })
  46   })
  47 }
  48
  49 function videosUpdate (req, res, next) {
  50   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  51   req.checkBody('name', 'Should have a valid name').optional().isVideoNameValid()
  52   req.checkBody('category', 'Should have a valid category').optional().isVideoCategoryValid()
  53   req.checkBody('licence', 'Should have a valid licence').optional().isVideoLicenceValid()
  54   req.checkBody('description', 'Should have a valid description').optional().isVideoDescriptionValid()
  55   req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid()
  56
  57   logger.debug('Checking videosUpdate parameters', { parameters: req.body })
  58
  59   checkErrors(req, res, function () {
  60     checkVideoExists(req.params.id, res, function () {
  61       // We need to make additional checks
  62       if (res.locals.video.isOwned() === false) {
  63         return res.status(403).send('Cannot update video of another pod')
  64       }
  65
  66       if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
  67         return res.status(403).send('Cannot update video of another user')
  68       }
  69
  70       next()
  71     })
  72   })
  73 }
  74
  75 function videosGet (req, res, next) {
  76   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  77
  78   logger.debug('Checking videosGet parameters', { parameters: req.params })
  79
  80   checkErrors(req, res, function () {
  81     checkVideoExists(req.params.id, res, next)
  82   })
  83 }
  84
  85 function videosRemove (req, res, next) {
  86   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  87
  88   logger.debug('Checking videosRemove parameters', { parameters: req.params })
  89
  90   checkErrors(req, res, function () {
  91     checkVideoExists(req.params.id, res, function () {
  92       // We need to make additional checks
  93
  94       if (res.locals.video.isOwned() === false) {
  95         return res.status(403).send('Cannot remove video of another pod')
  96       }
  97
  98       if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
  99         return res.status(403).send('Cannot remove video of another user')
 100       }
 101
 102       next()
 103     })
 104   })
 105 }
 106
 107 function videosSearch (req, res, next) {
 108   const searchableColumns = constants.SEARCHABLE_COLUMNS.VIDEOS
 109   req.checkParams('value', 'Should have a valid search').notEmpty()
 110   req.checkQuery('field', 'Should have correct searchable column').optional().isIn(searchableColumns)
 111
 112   logger.debug('Checking videosSearch parameters', { parameters: req.params })
 113
 114   checkErrors(req, res, next)
 115 }
 116
 117 function videoAbuseReport (req, res, next) {
 118   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
 119   req.checkBody('reason', 'Should have a valid reason').isVideoAbuseReasonValid()
 120
 121   logger.debug('Checking videoAbuseReport parameters', { parameters: req.body })
 122
 123   checkErrors(req, res, function () {
 124     checkVideoExists(req.params.id, res, next)
 125   })
 126 }
 127
 128 function videoRate (req, res, next) {
 129   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
 130   req.checkBody('rating', 'Should have a valid rate type').isVideoRatingTypeValid()
 131
 132   logger.debug('Checking videoRate parameters', { parameters: req.body })
 133
 134   checkErrors(req, res, function () {
 135     checkVideoExists(req.params.id, res, next)
 136   })
 137 }
 138
 139 // ---------------------------------------------------------------------------
 140
 141 module.exports = validatorsVideos
 142
 143 // ---------------------------------------------------------------------------
 144
 145 function checkVideoExists (id, res, callback) {
 146   db.Video.loadAndPopulateAuthorAndPodAndTags(id, function (err, video) {
 147     if (err) {
 148       logger.error('Error in video request validator.', { error: err })
 149       return res.sendStatus(500)
 150     }
 151
 152     if (!video) return res.status(404).send('Video not found')
 153
 154     res.locals.video = video
 155     callback()
 156   })
 157 }