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'use strict'
const each = require('async/each')
const eachSeries = require('async/eachSeries')
const express = require('express')
const mongoose = require('mongoose')
const middlewares = require('../../../middlewares')
const secureMiddleware = middlewares.secure
const validators = middlewares.validators.remote
const logger = require('../../../helpers/logger')
const router = express.Router()
const Video = mongoose.model('Video')
router.post('/videos',
validators.signature,
validators.dataToDecrypt,
secureMiddleware.checkSignature,
secureMiddleware.decryptBody,
validators.remoteVideos,
remoteVideos
)
// ---------------------------------------------------------------------------
module.exports = router
// ---------------------------------------------------------------------------
function remoteVideos (req, res, next) {
const requests = req.body.data
const fromUrl = req.body.signature.url
// We need to process in the same order to keep consistency
// TODO: optimization
eachSeries(requests, function (request, callbackEach) {
const videoData = request.data
if (request.type === 'add') {
addRemoteVideo(videoData, callbackEach)
} else if (request.type === 'remove') {
removeRemoteVideo(videoData, fromUrl, callbackEach)
} else {
logger.error('Unkown remote request type %s.', request.type)
}
}, function (err) {
if (err) logger.error('Error managing remote videos.', { error: err })
})
// We don't need to keep the other pod waiting
return res.type('json').status(204).end()
}
function addRemoteVideo (videoToCreateData, callback) {
logger.debug('Adding remote video %s.', videoToCreateData.magnetUri)
// Mongoose pre hook will automatically create the thumbnail on disk
videoToCreateData.thumbnail = videoToCreateData.thumbnailBase64
const video = new Video(videoToCreateData)
video.save(callback)
}
function removeRemoteVideo (videoToRemoveData, fromUrl, callback) {
// We need the list because we have to remove some other stuffs (thumbnail etc)
Video.listByUrlAndMagnet(fromUrl, videoToRemoveData.magnetUri, function (err, videosList) {
if (err) {
logger.error('Cannot list videos from url and magnets.', { error: err })
return callback(err)
}
if (videosList.length === 0) {
logger.error('No remote video was found for this pod.', { magnetUri: videoToRemoveData.magnetUri, podUrl: fromUrl })
}
each(videosList, function (video, callbackEach) {
logger.debug('Removing remote video %s.', video.magnetUri)
video.remove(callbackEach)
}, callback)
})
}
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