3 const Buffer = require('safe-buffer').Buffer
4 const createTorrent = require('create-torrent')
5 const ffmpeg = require('fluent-ffmpeg')
6 const fs = require('fs')
7 const magnetUtil = require('magnet-uri')
8 const map = require('lodash/map')
9 const parallel = require('async/parallel')
10 const parseTorrent = require('parse-torrent')
11 const pathUtils = require('path')
12 const values = require('lodash/values')
14 const constants = require('../initializers/constants')
15 const logger = require('../helpers/logger')
16 const friends = require('../lib/friends')
17 const modelUtils = require('./utils')
18 const customVideosValidators = require('../helpers/custom-validators').videos
20 // ---------------------------------------------------------------------------
22 module.exports = function (sequelize, DataTypes) {
23 const Video = sequelize.define('Video',
27 defaultValue: DataTypes.UUIDV4,
34 type: DataTypes.STRING,
37 nameValid: function (value) {
38 const res = customVideosValidators.isVideoNameValid(value)
39 if (res === false) throw new Error('Video name is not valid.')
44 type: DataTypes.ENUM(values(constants.CONSTRAINTS_FIELDS.VIDEOS.EXTNAME)),
55 type: DataTypes.STRING,
58 descriptionValid: function (value) {
59 const res = customVideosValidators.isVideoDescriptionValid(value)
60 if (res === false) throw new Error('Video description is not valid.')
65 type: DataTypes.STRING,
68 infoHashValid: function (value) {
69 const res = customVideosValidators.isVideoInfoHashValid(value)
70 if (res === false) throw new Error('Video info hash is not valid.')
75 type: DataTypes.INTEGER,
78 durationValid: function (value) {
79 const res = customVideosValidators.isVideoDurationValid(value)
80 if (res === false) throw new Error('Video duration is not valid.')
88 fields: [ 'authorId' ]
91 fields: [ 'remoteId' ]
97 fields: [ 'createdAt' ]
100 fields: [ 'duration' ]
103 fields: [ 'infoHash' ]
109 generateThumbnailFromData,
113 listOwnedAndPopulateAuthorAndTags,
116 loadByHostAndRemoteId,
117 loadAndPopulateAuthor,
118 loadAndPopulateAuthorAndPodAndTags,
119 searchAndPopulateAuthorAndPodAndTags
143 function beforeValidate (video, options, next) {
144 if (video.isOwned()) {
146 video.infoHash = '0123456789abcdef0123456789abcdef01234567'
152 function beforeCreate (video, options, next) {
155 if (video.isOwned()) {
156 const videoPath = pathUtils.join(constants.CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename())
159 // TODO: refractoring
160 function (callback) {
163 [ constants.CONFIG.WEBSERVER.WS + '://' + constants.CONFIG.WEBSERVER.HOSTNAME + ':' + constants.CONFIG.WEBSERVER.PORT + '/tracker/socket' ]
166 constants.CONFIG.WEBSERVER.URL + constants.STATIC_PATHS.WEBSEED + video.getVideoFilename()
170 createTorrent(videoPath, options, function (err, torrent) {
171 if (err) return callback(err)
173 fs.writeFile(constants.CONFIG.STORAGE.TORRENTS_DIR + video.getTorrentName(), torrent, function (err) {
174 if (err) return callback(err)
176 const parsedTorrent = parseTorrent(torrent)
177 video.set('infoHash', parsedTorrent.infoHash)
178 video.validate().asCallback(callback)
182 function (callback) {
183 createThumbnail(video, videoPath, callback)
185 function (callback) {
186 createPreview(video, videoPath, callback)
190 return parallel(tasks, next)
196 function afterDestroy (video, options, next) {
200 function (callback) {
201 removeThumbnail(video, callback)
205 if (video.isOwned()) {
207 function (callback) {
208 removeFile(video, callback)
211 function (callback) {
212 removeTorrent(video, callback)
215 function (callback) {
216 removePreview(video, callback)
219 function (callback) {
225 friends.removeVideoToFriends(params)
232 parallel(tasks, next)
235 // ------------------------------ METHODS ------------------------------
237 function associate (models) {
238 this.belongsTo(models.Author, {
246 this.belongsToMany(models.Tag, {
247 foreignKey: 'videoId',
248 through: models.VideoTag,
253 function generateMagnetUri () {
254 let baseUrlHttp, baseUrlWs
256 if (this.isOwned()) {
257 baseUrlHttp = constants.CONFIG.WEBSERVER.URL
258 baseUrlWs = constants.CONFIG.WEBSERVER.WS + '://' + constants.CONFIG.WEBSERVER.HOSTNAME + ':' + constants.CONFIG.WEBSERVER.PORT
260 baseUrlHttp = constants.REMOTE_SCHEME.HTTP + '://' + this.Author.Pod.host
261 baseUrlWs = constants.REMOTE_SCHEME.WS + '://' + this.Author.Pod.host
264 const xs = baseUrlHttp + constants.STATIC_PATHS.TORRENTS + this.getTorrentName()
265 const announce = baseUrlWs + '/tracker/socket'
266 const urlList = [ baseUrlHttp + constants.STATIC_PATHS.WEBSEED + this.getVideoFilename() ]
272 infoHash: this.infoHash,
276 return magnetUtil.encode(magnetHash)
279 function getVideoFilename () {
280 if (this.isOwned()) return this.id + this.extname
282 return this.remoteId + this.extname
285 function getThumbnailName () {
286 // We always have a copy of the thumbnail
287 return this.id + '.jpg'
290 function getPreviewName () {
291 const extension = '.jpg'
293 if (this.isOwned()) return this.id + extension
295 return this.remoteId + extension
298 function getTorrentName () {
299 const extension = '.torrent'
301 if (this.isOwned()) return this.id + extension
303 return this.remoteId + extension
306 function isOwned () {
307 return this.remoteId === null
310 function toFormatedJSON () {
313 if (this.Author.Pod) {
314 podHost = this.Author.Pod.host
316 // It means it's our video
317 podHost = constants.CONFIG.WEBSERVER.HOST
323 description: this.description,
325 isLocal: this.isOwned(),
326 magnetUri: this.generateMagnetUri(),
327 author: this.Author.name,
328 duration: this.duration,
329 tags: map(this.Tags, 'name'),
330 thumbnailPath: constants.STATIC_PATHS.THUMBNAILS + '/' + this.getThumbnailName(),
331 createdAt: this.createdAt,
332 updatedAt: this.updatedAt
338 function toAddRemoteJSON (callback) {
341 // Get thumbnail data to send to the other pod
342 const thumbnailPath = pathUtils.join(constants.CONFIG.STORAGE.THUMBNAILS_DIR, this.getThumbnailName())
343 fs.readFile(thumbnailPath, function (err, thumbnailData) {
345 logger.error('Cannot read the thumbnail of the video')
349 const remoteVideo = {
351 description: self.description,
352 infoHash: self.infoHash,
354 author: self.Author.name,
355 duration: self.duration,
356 thumbnailData: thumbnailData.toString('binary'),
357 tags: map(self.Tags, 'name'),
358 createdAt: self.createdAt,
359 updatedAt: self.updatedAt,
360 extname: self.extname
363 return callback(null, remoteVideo)
367 function toUpdateRemoteJSON (callback) {
370 description: this.description,
371 infoHash: this.infoHash,
373 author: this.Author.name,
374 duration: this.duration,
375 tags: map(this.Tags, 'name'),
376 createdAt: this.createdAt,
377 updatedAt: this.updatedAt,
378 extname: this.extname
384 // ------------------------------ STATICS ------------------------------
386 function generateThumbnailFromData (video, thumbnailData, callback) {
387 // Creating the thumbnail for a remote video
389 const thumbnailName = video.getThumbnailName()
390 const thumbnailPath = constants.CONFIG.STORAGE.THUMBNAILS_DIR + thumbnailName
391 fs.writeFile(thumbnailPath, Buffer.from(thumbnailData, 'binary'), function (err) {
392 if (err) return callback(err)
394 return callback(null, thumbnailName)
398 function getDurationFromFile (videoPath, callback) {
399 ffmpeg.ffprobe(videoPath, function (err, metadata) {
400 if (err) return callback(err)
402 return callback(null, Math.floor(metadata.format.duration))
406 function list (callback) {
407 return this.find().asCallback()
410 function listForApi (start, count, sort, callback) {
414 distinct: true, // For the count, a video can have many tags
415 order: [ modelUtils.getSort(sort), [ this.sequelize.models.Tag, 'name', 'ASC' ] ],
418 model: this.sequelize.models.Author,
419 include: [ { model: this.sequelize.models.Pod, required: false } ]
422 this.sequelize.models.Tag
426 return this.findAndCountAll(query).asCallback(function (err, result) {
427 if (err) return callback(err)
429 return callback(null, result.rows, result.count)
433 function loadByHostAndRemoteId (fromHost, remoteId, callback) {
440 model: this.sequelize.models.Author,
443 model: this.sequelize.models.Pod,
454 return this.findOne(query).asCallback(callback)
457 function listOwnedAndPopulateAuthorAndTags (callback) {
458 // If remoteId is null this is *our* video
463 include: [ this.sequelize.models.Author, this.sequelize.models.Tag ]
466 return this.findAll(query).asCallback(callback)
469 function listOwnedByAuthor (author, callback) {
476 model: this.sequelize.models.Author,
484 return this.findAll(query).asCallback(callback)
487 function load (id, callback) {
488 return this.findById(id).asCallback(callback)
491 function loadAndPopulateAuthor (id, callback) {
493 include: [ this.sequelize.models.Author ]
496 return this.findById(id, options).asCallback(callback)
499 function loadAndPopulateAuthorAndPodAndTags (id, callback) {
503 model: this.sequelize.models.Author,
504 include: [ { model: this.sequelize.models.Pod, required: false } ]
506 this.sequelize.models.Tag
510 return this.findById(id, options).asCallback(callback)
513 function searchAndPopulateAuthorAndPodAndTags (value, field, start, count, sort, callback) {
515 model: this.sequelize.models.Pod,
519 const authorInclude = {
520 model: this.sequelize.models.Author,
527 model: this.sequelize.models.Tag
534 distinct: true, // For the count, a video can have many tags
535 order: [ modelUtils.getSort(sort), [ this.sequelize.models.Tag, 'name', 'ASC' ] ]
538 // Make an exact search with the magnet
539 if (field === 'magnetUri') {
540 const infoHash = magnetUtil.decode(value).infoHash
541 query.where.infoHash = infoHash
542 } else if (field === 'tags') {
543 const escapedValue = this.sequelize.escape('%' + value + '%')
546 $in: this.sequelize.literal(
547 '(SELECT "VideoTags"."videoId" FROM "Tags" INNER JOIN "VideoTags" ON "Tags"."id" = "VideoTags"."tagId" WHERE name LIKE ' + escapedValue + ')'
551 } else if (field === 'host') {
552 // FIXME: Include our pod? (not stored in the database)
555 $like: '%' + value + '%'
558 podInclude.required = true
559 } else if (field === 'author') {
560 authorInclude.where = {
562 $like: '%' + value + '%'
566 // authorInclude.or = true
568 query.where[field] = {
569 $like: '%' + value + '%'
574 authorInclude, tagInclude
577 if (tagInclude.where) {
578 // query.include.push([ this.sequelize.models.Tag ])
581 return this.findAndCountAll(query).asCallback(function (err, result) {
582 if (err) return callback(err)
584 return callback(null, result.rows, result.count)
588 // ---------------------------------------------------------------------------
590 function removeThumbnail (video, callback) {
591 fs.unlink(constants.CONFIG.STORAGE.THUMBNAILS_DIR + video.getThumbnailName(), callback)
594 function removeFile (video, callback) {
595 fs.unlink(constants.CONFIG.STORAGE.VIDEOS_DIR + video.getVideoFilename(), callback)
598 function removeTorrent (video, callback) {
599 fs.unlink(constants.CONFIG.STORAGE.TORRENTS_DIR + video.getTorrentName(), callback)
602 function removePreview (video, callback) {
603 // Same name than video thumnail
604 fs.unlink(constants.CONFIG.STORAGE.PREVIEWS_DIR + video.getPreviewName(), callback)
607 function createPreview (video, videoPath, callback) {
608 generateImage(video, videoPath, constants.CONFIG.STORAGE.PREVIEWS_DIR, video.getPreviewName(), callback)
611 function createThumbnail (video, videoPath, callback) {
612 generateImage(video, videoPath, constants.CONFIG.STORAGE.THUMBNAILS_DIR, video.getThumbnailName(), constants.THUMBNAILS_SIZE, callback)
615 function generateImage (video, videoPath, folder, imageName, size, callback) {
629 .on('error', callback)
630 .on('end', function () {
631 callback(null, imageName)