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   videosGet,
  12   videosRemove,
  13   videosSearch
  14 }
  15
  16 function videosAdd (req, res, next) {
  17   req.checkFiles('videofile[0].originalname', 'Should have an input video').notEmpty()
  18   // TODO: move to constants and function
  19   req.checkFiles('videofile[0].mimetype', 'Should have a correct mime type').matches(/video\/(webm)|(mp4)|(ogg)/i)
  20   req.checkBody('name', 'Should have a valid name').isVideoNameValid()
  21   req.checkBody('description', 'Should have a valid description').isVideoDescriptionValid()
  22   req.checkBody('tags', 'Should have correct tags').isVideoTagsValid()
  23
  24   logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
  25
  26   checkErrors(req, res, function () {
  27     const videoFile = req.files.videofile[0]
  28
  29     db.Video.getDurationFromFile(videoFile.path, function (err, duration) {
  30       if (err) {
  31         return res.status(400).send('Cannot retrieve metadata of the file.')
  32       }
  33
  34       if (!customVideosValidators.isVideoDurationValid(duration)) {
  35         return res.status(400).send('Duration of the video file is too big (max: ' + constants.CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).')
  36       }
  37
  38       videoFile.duration = duration
  39       next()
  40     })
  41   })
  42 }
  43
  44 function videosGet (req, res, next) {
  45   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  46
  47   logger.debug('Checking videosGet parameters', { parameters: req.params })
  48
  49   checkErrors(req, res, function () {
  50     db.Video.load(req.params.id, function (err, video) {
  51       if (err) {
  52         logger.error('Error in videosGet request validator.', { error: err })
  53         return res.sendStatus(500)
  54       }
  55
  56       if (!video) return res.status(404).send('Video not found')
  57
  58       next()
  59     })
  60   })
  61 }
  62
  63 function videosRemove (req, res, next) {
  64   req.checkParams('id', 'Should have a valid id').notEmpty().isUUID(4)
  65
  66   logger.debug('Checking videosRemove parameters', { parameters: req.params })
  67
  68   checkErrors(req, res, function () {
  69     db.Video.loadAndPopulateAuthor(req.params.id, function (err, video) {
  70       if (err) {
  71         logger.error('Error in videosRemove request validator.', { error: err })
  72         return res.sendStatus(500)
  73       }
  74
  75       if (!video) return res.status(404).send('Video not found')
  76       else if (video.isOwned() === false) return res.status(403).send('Cannot remove video of another pod')
  77       else if (video.Author.name !== res.locals.oauth.token.user.username) return res.status(403).send('Cannot remove video of another user')
  78
  79       next()
  80     })
  81   })
  82 }
  83
  84 function videosSearch (req, res, next) {
  85   const searchableColumns = constants.SEARCHABLE_COLUMNS.VIDEOS
  86   req.checkParams('value', 'Should have a valid search').notEmpty()
  87   req.checkQuery('field', 'Should have correct searchable column').optional().isIn(searchableColumns)
  88
  89   logger.debug('Checking videosSearch parameters', { parameters: req.params })
  90
  91   checkErrors(req, res, next)
  92 }
  93
  94 // ---------------------------------------------------------------------------
  95
  96 module.exports = validatorsVideos