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
  19 function videosAdd (req, res, next) {
  20   req.checkFiles('videofile[0].originalname', 'Should have an input video').notEmpty()
  21   // TODO: move to constants and function
  22   req.checkFiles('videofile[0].mimetype', 'Should have a correct mime type').matches(/video\/(webm)|(mp4)|(ogg)/i)
  23   req.checkBody('name', 'Should have a valid name').isVideoNameValid()
  24   req.checkBody('description', 'Should have a valid description').isVideoDescriptionValid()
  25   req.checkBody('tags', 'Should have correct tags').isVideoTagsValid()
  26
  27   logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
  28
  29   checkErrors(req, res, function () {
  30     const videoFile = req.files.videofile[0]
  31
  32     db.Video.getDurationFromFile(videoFile.path, function (err, duration) {
  33       if (err) {
  34         return res.status(400).send('Cannot retrieve metadata of the file.')
  35       }
  36
  37       if (!customVideosValidators.isVideoDurationValid(duration)) {
  38         return res.status(400).send('Duration of the video file is too big (max: ' + constants.CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).')
  39       }
  40
  41       videoFile.duration = duration
  42       next()
  43     })
  44   })
  45 }
  46
  47 function videosUpdate (req, res, next) {
  48   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  49   req.checkBody('name', 'Should have a valid name').optional().isVideoNameValid()
  50   req.checkBody('description', 'Should have a valid description').optional().isVideoDescriptionValid()
  51   req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid()
  52
  53   logger.debug('Checking videosUpdate parameters', { parameters: req.body })
  54
  55   checkErrors(req, res, function () {
  56     if (res.locals.video.isOwned() === false) {
  57       return res.status(403).send('Cannot update video of another pod')
  58     }
  59
  60     if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
  61       return res.status(403).send('Cannot update video of another user')
  62     }
  63
  64     checkVideoExists(req.params.id, res, next)
  65   })
  66 }
  67
  68 function videosGet (req, res, next) {
  69   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  70
  71   logger.debug('Checking videosGet parameters', { parameters: req.params })
  72
  73   checkErrors(req, res, function () {
  74     checkVideoExists(req.params.id, res, next)
  75   })
  76 }
  77
  78 function videosRemove (req, res, next) {
  79   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  80
  81   logger.debug('Checking videosRemove parameters', { parameters: req.params })
  82
  83   checkErrors(req, res, function () {
  84     checkVideoExists(req.params.id, res, function () {
  85       // We need to make additional checks
  86
  87       if (res.locals.video.isOwned() === false) {
  88         return res.status(403).send('Cannot remove video of another pod')
  89       }
  90
  91       if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
  92         return res.status(403).send('Cannot remove video of another user')
  93       }
  94
  95       next()
  96     })
  97   })
  98 }
  99
 100 function videosSearch (req, res, next) {
 101   const searchableColumns = constants.SEARCHABLE_COLUMNS.VIDEOS
 102   req.checkParams('value', 'Should have a valid search').notEmpty()
 103   req.checkQuery('field', 'Should have correct searchable column').optional().isIn(searchableColumns)
 104
 105   logger.debug('Checking videosSearch parameters', { parameters: req.params })
 106
 107   checkErrors(req, res, next)
 108 }
 109
 110 function videoAbuseReport (req, res, next) {
 111   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
 112   req.checkBody('reason', 'Should have a valid reason').isVideoAbuseReasonValid()
 113
 114   logger.debug('Checking videoAbuseReport parameters', { parameters: req.body })
 115
 116   checkErrors(req, res, function () {
 117     checkVideoExists(req.params.id, res, next)
 118   })
 119 }
 120
 121 // ---------------------------------------------------------------------------
 122
 123 module.exports = validatorsVideos
 124
 125 // ---------------------------------------------------------------------------
 126
 127 function checkVideoExists (id, res, callback) {
 128   db.Video.loadAndPopulateAuthorAndPodAndTags(id, function (err, video) {
 129     if (err) {
 130       logger.error('Error in video request validator.', { error: err })
 131       return res.sendStatus(500)
 132     }
 133
 134     if (!video) return res.status(404).send('Video not found')
 135
 136     res.locals.video = video
 137     callback()
 138   })
 139 }