server/middlewares/validators/videos.js

   1 'use strict'
   2
   3 const mongoose = require('mongoose')
   4
   5 const checkErrors = require('./utils').checkErrors
   6 const constants = require('../../initializers/constants')
   7 const customValidators = require('../../helpers/customValidators')
   8 const logger = require('../../helpers/logger')
   9
  10 const Video = mongoose.model('Video')
  11
  12 const validatorsVideos = {
  13   videosAdd: videosAdd,
  14   videosGet: videosGet,
  15   videosRemove: videosRemove,
  16   videosSearch: videosSearch
  17 }
  18
  19 function videosAdd (req, res, next) {
  20   req.checkFiles('videofile[0].originalname', 'Should have an input video').notEmpty()
  21   req.checkFiles('videofile[0].mimetype', 'Should have a correct mime type').matches(/video\/(webm)|(mp4)|(ogg)/i)
  22   req.checkBody('name', 'Should have a valid name').isVideoNameValid()
  23   req.checkBody('description', 'Should have a valid description').isVideoDescriptionValid()
  24   req.checkBody('tags', 'Should have correct tags').isVideoTagsValid()
  25
  26   logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
  27
  28   checkErrors(req, res, function () {
  29     const videoFile = req.files.videofile[0]
  30
  31     Video.getDurationFromFile(videoFile.path, function (err, duration) {
  32       if (err) {
  33         return res.status(400).send('Cannot retrieve metadata of the file.')
  34       }
  35
  36       if (!customValidators.isVideoDurationValid(duration)) {
  37         return res.status(400).send('Duration of the video file is too big (max: ' + constants.VIDEOS_CONSTRAINTS_FIELDS.DURATION.max + 's).')
  38       }
  39
  40       videoFile.duration = duration
  41       next()
  42     })
  43   })
  44 }
  45
  46 function videosGet (req, res, next) {
  47   req.checkParams('id', 'Should have a valid id').notEmpty().isMongoId()
  48
  49   logger.debug('Checking videosGet parameters', { parameters: req.params })
  50
  51   checkErrors(req, res, function () {
  52     Video.load(req.params.id, function (err, video) {
  53       if (err) {
  54         logger.error('Error in videosGet request validator.', { error: err })
  55         return res.sendStatus(500)
  56       }
  57
  58       if (!video) return res.status(404).send('Video not found')
  59
  60       next()
  61     })
  62   })
  63 }
  64
  65 function videosRemove (req, res, next) {
  66   req.checkParams('id', 'Should have a valid id').notEmpty().isMongoId()
  67
  68   logger.debug('Checking videosRemove parameters', { parameters: req.params })
  69
  70   checkErrors(req, res, function () {
  71     Video.load(req.params.id, function (err, video) {
  72       if (err) {
  73         logger.error('Error in videosRemove request validator.', { error: err })
  74         return res.sendStatus(500)
  75       }
  76
  77       if (!video) return res.status(404).send('Video not found')
  78       else if (video.isOwned() === false) return res.status(403).send('Cannot remove video of another pod')
  79
  80       next()
  81     })
  82   })
  83 }
  84
  85 function videosSearch (req, res, next) {
  86   const searchableColumns = constants.SEARCHABLE_COLUMNS.VIDEOS
  87   req.checkParams('value', 'Should have a valid search').notEmpty()
  88   req.checkQuery('field', 'Should have correct searchable column').optional().isIn(searchableColumns)
  89
  90   logger.debug('Checking videosSearch parameters', { parameters: req.params })
  91
  92   checkErrors(req, res, next)
  93 }
  94
  95 // ---------------------------------------------------------------------------
  96
  97 module.exports = validatorsVideos