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 // Put a fake infoHash if it does not exists yet
145 if (video.isOwned() && !video.infoHash) {
147 video.infoHash = '0123456789abcdef0123456789abcdef01234567'
153 function beforeCreate (video, options, next) {
156 if (video.isOwned()) {
157 const videoPath = pathUtils.join(constants.CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename())
160 // TODO: refractoring
161 function (callback) {
164 [ constants.CONFIG.WEBSERVER.WS + '://' + constants.CONFIG.WEBSERVER.HOSTNAME + ':' + constants.CONFIG.WEBSERVER.PORT + '/tracker/socket' ]
167 constants.CONFIG.WEBSERVER.URL + constants.STATIC_PATHS.WEBSEED + video.getVideoFilename()
171 createTorrent(videoPath, options, function (err, torrent) {
172 if (err) return callback(err)
174 fs.writeFile(constants.CONFIG.STORAGE.TORRENTS_DIR + video.getTorrentName(), torrent, function (err) {
175 if (err) return callback(err)
177 const parsedTorrent = parseTorrent(torrent)
178 video.set('infoHash', parsedTorrent.infoHash)
179 video.validate().asCallback(callback)
183 function (callback) {
184 createThumbnail(video, videoPath, callback)
186 function (callback) {
187 createPreview(video, videoPath, callback)
191 return parallel(tasks, next)
197 function afterDestroy (video, options, next) {
201 function (callback) {
202 removeThumbnail(video, callback)
206 if (video.isOwned()) {
208 function (callback) {
209 removeFile(video, callback)
212 function (callback) {
213 removeTorrent(video, callback)
216 function (callback) {
217 removePreview(video, callback)
220 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,
252 this.hasMany(models.VideoAbuse, {
261 function generateMagnetUri () {
262 let baseUrlHttp, baseUrlWs
264 if (this.isOwned()) {
265 baseUrlHttp = constants.CONFIG.WEBSERVER.URL
266 baseUrlWs = constants.CONFIG.WEBSERVER.WS + '://' + constants.CONFIG.WEBSERVER.HOSTNAME + ':' + constants.CONFIG.WEBSERVER.PORT
268 baseUrlHttp = constants.REMOTE_SCHEME.HTTP + '://' + this.Author.Pod.host
269 baseUrlWs = constants.REMOTE_SCHEME.WS + '://' + this.Author.Pod.host
272 const xs = baseUrlHttp + constants.STATIC_PATHS.TORRENTS + this.getTorrentName()
273 const announce = baseUrlWs + '/tracker/socket'
274 const urlList = [ baseUrlHttp + constants.STATIC_PATHS.WEBSEED + this.getVideoFilename() ]
280 infoHash: this.infoHash,
284 return magnetUtil.encode(magnetHash)
287 function getVideoFilename () {
288 if (this.isOwned()) return this.id + this.extname
290 return this.remoteId + this.extname
293 function getThumbnailName () {
294 // We always have a copy of the thumbnail
295 return this.id + '.jpg'
298 function getPreviewName () {
299 const extension = '.jpg'
301 if (this.isOwned()) return this.id + extension
303 return this.remoteId + extension
306 function getTorrentName () {
307 const extension = '.torrent'
309 if (this.isOwned()) return this.id + extension
311 return this.remoteId + extension
314 function isOwned () {
315 return this.remoteId === null
318 function toFormatedJSON () {
321 if (this.Author.Pod) {
322 podHost = this.Author.Pod.host
324 // It means it's our video
325 podHost = constants.CONFIG.WEBSERVER.HOST
331 description: this.description,
333 isLocal: this.isOwned(),
334 magnetUri: this.generateMagnetUri(),
335 author: this.Author.name,
336 duration: this.duration,
337 tags: map(this.Tags, 'name'),
338 thumbnailPath: pathUtils.join(constants.STATIC_PATHS.THUMBNAILS, this.getThumbnailName()),
339 createdAt: this.createdAt,
340 updatedAt: this.updatedAt
346 function toAddRemoteJSON (callback) {
349 // Get thumbnail data to send to the other pod
350 const thumbnailPath = pathUtils.join(constants.CONFIG.STORAGE.THUMBNAILS_DIR, this.getThumbnailName())
351 fs.readFile(thumbnailPath, function (err, thumbnailData) {
353 logger.error('Cannot read the thumbnail of the video')
357 const remoteVideo = {
359 description: self.description,
360 infoHash: self.infoHash,
362 author: self.Author.name,
363 duration: self.duration,
364 thumbnailData: thumbnailData.toString('binary'),
365 tags: map(self.Tags, 'name'),
366 createdAt: self.createdAt,
367 updatedAt: self.updatedAt,
368 extname: self.extname
371 return callback(null, remoteVideo)
375 function toUpdateRemoteJSON (callback) {
378 description: this.description,
379 infoHash: this.infoHash,
381 author: this.Author.name,
382 duration: this.duration,
383 tags: map(this.Tags, 'name'),
384 createdAt: this.createdAt,
385 updatedAt: this.updatedAt,
386 extname: this.extname
392 // ------------------------------ STATICS ------------------------------
394 function generateThumbnailFromData (video, thumbnailData, callback) {
395 // Creating the thumbnail for a remote video
397 const thumbnailName = video.getThumbnailName()
398 const thumbnailPath = constants.CONFIG.STORAGE.THUMBNAILS_DIR + thumbnailName
399 fs.writeFile(thumbnailPath, Buffer.from(thumbnailData, 'binary'), function (err) {
400 if (err) return callback(err)
402 return callback(null, thumbnailName)
406 function getDurationFromFile (videoPath, callback) {
407 ffmpeg.ffprobe(videoPath, function (err, metadata) {
408 if (err) return callback(err)
410 return callback(null, Math.floor(metadata.format.duration))
414 function list (callback) {
415 return this.find().asCallback()
418 function listForApi (start, count, sort, callback) {
422 distinct: true, // For the count, a video can have many tags
423 order: [ modelUtils.getSort(sort), [ this.sequelize.models.Tag, 'name', 'ASC' ] ],
426 model: this.sequelize.models.Author,
427 include: [ { model: this.sequelize.models.Pod, required: false } ]
430 this.sequelize.models.Tag
434 return this.findAndCountAll(query).asCallback(function (err, result) {
435 if (err) return callback(err)
437 return callback(null, result.rows, result.count)
441 function loadByHostAndRemoteId (fromHost, remoteId, callback) {
448 model: this.sequelize.models.Author,
451 model: this.sequelize.models.Pod,
462 return this.findOne(query).asCallback(callback)
465 function listOwnedAndPopulateAuthorAndTags (callback) {
466 // If remoteId is null this is *our* video
471 include: [ this.sequelize.models.Author, this.sequelize.models.Tag ]
474 return this.findAll(query).asCallback(callback)
477 function listOwnedByAuthor (author, callback) {
484 model: this.sequelize.models.Author,
492 return this.findAll(query).asCallback(callback)
495 function load (id, callback) {
496 return this.findById(id).asCallback(callback)
499 function loadAndPopulateAuthor (id, callback) {
501 include: [ this.sequelize.models.Author ]
504 return this.findById(id, options).asCallback(callback)
507 function loadAndPopulateAuthorAndPodAndTags (id, callback) {
511 model: this.sequelize.models.Author,
512 include: [ { model: this.sequelize.models.Pod, required: false } ]
514 this.sequelize.models.Tag
518 return this.findById(id, options).asCallback(callback)
521 function searchAndPopulateAuthorAndPodAndTags (value, field, start, count, sort, callback) {
523 model: this.sequelize.models.Pod,
527 const authorInclude = {
528 model: this.sequelize.models.Author,
535 model: this.sequelize.models.Tag
542 distinct: true, // For the count, a video can have many tags
543 order: [ modelUtils.getSort(sort), [ this.sequelize.models.Tag, 'name', 'ASC' ] ]
546 // Make an exact search with the magnet
547 if (field === 'magnetUri') {
548 const infoHash = magnetUtil.decode(value).infoHash
549 query.where.infoHash = infoHash
550 } else if (field === 'tags') {
551 const escapedValue = this.sequelize.escape('%' + value + '%')
554 $in: this.sequelize.literal(
555 '(SELECT "VideoTags"."videoId" FROM "Tags" INNER JOIN "VideoTags" ON "Tags"."id" = "VideoTags"."tagId" WHERE name LIKE ' + escapedValue + ')'
559 } else if (field === 'host') {
560 // FIXME: Include our pod? (not stored in the database)
563 $like: '%' + value + '%'
566 podInclude.required = true
567 } else if (field === 'author') {
568 authorInclude.where = {
570 $like: '%' + value + '%'
574 // authorInclude.or = true
576 query.where[field] = {
577 $like: '%' + value + '%'
582 authorInclude, tagInclude
585 if (tagInclude.where) {
586 // query.include.push([ this.sequelize.models.Tag ])
589 return this.findAndCountAll(query).asCallback(function (err, result) {
590 if (err) return callback(err)
592 return callback(null, result.rows, result.count)
596 // ---------------------------------------------------------------------------
598 function removeThumbnail (video, callback) {
599 fs.unlink(constants.CONFIG.STORAGE.THUMBNAILS_DIR + video.getThumbnailName(), callback)
602 function removeFile (video, callback) {
603 fs.unlink(constants.CONFIG.STORAGE.VIDEOS_DIR + video.getVideoFilename(), callback)
606 function removeTorrent (video, callback) {
607 fs.unlink(constants.CONFIG.STORAGE.TORRENTS_DIR + video.getTorrentName(), callback)
610 function removePreview (video, callback) {
611 // Same name than video thumnail
612 fs.unlink(constants.CONFIG.STORAGE.PREVIEWS_DIR + video.getPreviewName(), callback)
615 function createPreview (video, videoPath, callback) {
616 generateImage(video, videoPath, constants.CONFIG.STORAGE.PREVIEWS_DIR, video.getPreviewName(), callback)
619 function createThumbnail (video, videoPath, callback) {
620 generateImage(video, videoPath, constants.CONFIG.STORAGE.THUMBNAILS_DIR, video.getThumbnailName(), constants.THUMBNAILS_SIZE, callback)
623 function generateImage (video, videoPath, folder, imageName, size, callback) {
637 .on('error', callback)
638 .on('end', function () {
639 callback(null, imageName)