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.checkBody('videofile', 'Should have a valid file').isVideoFile(req.files)
  21   req.checkBody('name', 'Should have a valid name').isVideoNameValid()
  22   req.checkBody('description', 'Should have a valid description').isVideoDescriptionValid()
  23   req.checkBody('tags', 'Should have correct tags').isVideoTagsValid()
  24
  25   logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
  26
  27   checkErrors(req, res, function () {
  28     const videoFile = req.files.videofile[0]
  29
  30     db.Video.getDurationFromFile(videoFile.path, function (err, duration) {
  31       if (err) {
  32         return res.status(400).send('Cannot retrieve metadata of the file.')
  33       }
  34
  35       if (!customVideosValidators.isVideoDurationValid(duration)) {
  36         return res.status(400).send('Duration of the video file is too big (max: ' + constants.CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).')
  37       }
  38
  39       videoFile.duration = duration
  40       next()
  41     })
  42   })
  43 }
  44
  45 function videosUpdate (req, res, next) {
  46   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  47   req.checkBody('name', 'Should have a valid name').optional().isVideoNameValid()
  48   req.checkBody('description', 'Should have a valid description').optional().isVideoDescriptionValid()
  49   req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid()
  50
  51   logger.debug('Checking videosUpdate parameters', { parameters: req.body })
  52
  53   checkErrors(req, res, function () {
  54     checkVideoExists(req.params.id, res, function () {
  55       // We need to make additional checks
  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       next()
  65     })
  66   })
  67 }
  68
  69 function videosGet (req, res, next) {
  70   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  71
  72   logger.debug('Checking videosGet parameters', { parameters: req.params })
  73
  74   checkErrors(req, res, function () {
  75     checkVideoExists(req.params.id, res, next)
  76   })
  77 }
  78
  79 function videosRemove (req, res, next) {
  80   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  81
  82   logger.debug('Checking videosRemove parameters', { parameters: req.params })
  83
  84   checkErrors(req, res, function () {
  85     checkVideoExists(req.params.id, res, function () {
  86       // We need to make additional checks
  87
  88       if (res.locals.video.isOwned() === false) {
  89         return res.status(403).send('Cannot remove video of another pod')
  90       }
  91
  92       if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
  93         return res.status(403).send('Cannot remove video of another user')
  94       }
  95
  96       next()
  97     })
  98   })
  99 }
 100
 101 function videosSearch (req, res, next) {
 102   const searchableColumns = constants.SEARCHABLE_COLUMNS.VIDEOS
 103   req.checkParams('value', 'Should have a valid search').notEmpty()
 104   req.checkQuery('field', 'Should have correct searchable column').optional().isIn(searchableColumns)
 105
 106   logger.debug('Checking videosSearch parameters', { parameters: req.params })
 107
 108   checkErrors(req, res, next)
 109 }
 110
 111 function videoAbuseReport (req, res, next) {
 112   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
 113   req.checkBody('reason', 'Should have a valid reason').isVideoAbuseReasonValid()
 114
 115   logger.debug('Checking videoAbuseReport parameters', { parameters: req.body })
 116
 117   checkErrors(req, res, function () {
 118     checkVideoExists(req.params.id, res, next)
 119   })
 120 }
 121
 122 // ---------------------------------------------------------------------------
 123
 124 module.exports = validatorsVideos
 125
 126 // ---------------------------------------------------------------------------
 127
 128 function checkVideoExists (id, res, callback) {
 129   db.Video.loadAndPopulateAuthorAndPodAndTags(id, function (err, video) {
 130     if (err) {
 131       logger.error('Error in video request validator.', { error: err })
 132       return res.sendStatus(500)
 133     }
 134
 135     if (!video) return res.status(404).send('Video not found')
 136
 137     res.locals.video = video
 138     callback()
 139   })
 140 }