path: root/controllers/api/v1/videos.js

;(function () {
  'use strict'

  var express = require('express')
  var config = require('config')
  var crypto = require('crypto')
  var multer = require('multer')
  var router = express.Router()

  var middleware = require('../../../middlewares')
  var miscMiddleware = middleware.misc
  var reqValidator = middleware.reqValidators.videos
  var videos = require('../../../models/videos')

  var uploads = config.get('storage.uploads')

  function listVideos (req, res, next) {
    videos.list(function (err, videos_list) {
      if (err) return next(err)

      res.json(videos_list)
    })
  }

  function searchVideos (req, res, next) {
    videos.search(req.params.name, function (err, videos_list) {
      if (err) return next(err)

      res.json(videos_list)
    })
  }

  function addVideos (req, res, next) {
    videos.add({ video: req.files.input_video[0], data: req.body }, function (err) {
      if (err) return next(err)

      // TODO : include Location of the new video
      res.sendStatus(201)
    })
  }

  function getVideos (req, res, next) {
    videos.get(req.params.id, function (err, video) {
      if (err) return next(err)

      if (video === null) {
        return res.sendStatus(404)
      }

      res.json(video)
    })
  }

  function removeVideo (req, res, next) {
    videos.remove(req.params.id, function (err) {
      if (err) return next(err)

      res.sendStatus(204)
    })
  }

  // multer configuration
  var storage = multer.diskStorage({
    destination: function (req, file, cb) {
      cb(null, uploads)
    },

    filename: function (req, file, cb) {
      var extension = ''
      if (file.mimetype === 'video/webm') extension = 'webm'
      else if (file.mimetype === 'video/mp4') extension = 'mp4'
      else if (file.mimetype === 'video/ogg') extension = 'ogv'
      crypto.pseudoRandomBytes(16, function (err, raw) {
        var fieldname = err ? undefined : raw.toString('hex')
        cb(null, fieldname + '.' + extension)
      })
    }
  })
  var reqFiles = multer({ storage: storage }).fields([{ name: 'input_video', maxCount: 1 }])

  router.get('/', miscMiddleware.cache(false), listVideos)
  router.post('/', reqFiles, reqValidator.videosAdd, miscMiddleware.cache(false), addVideos)
  router.get('/search/:name', reqValidator.videosSearch, miscMiddleware.cache(false), searchVideos)
  router.get('/:id', reqValidator.videosGet, miscMiddleware.cache(false), getVideos)
  router.delete('/:id', reqValidator.videosRemove, miscMiddleware.cache(false), removeVideo)

  module.exports = router
})()