858 lines
22 KiB
JavaScript
858 lines
22 KiB
JavaScript
'use strict'
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const Buffer = require('safe-buffer').Buffer
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const createTorrent = require('create-torrent')
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const ffmpeg = require('fluent-ffmpeg')
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const fs = require('fs')
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const magnetUtil = require('magnet-uri')
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const map = require('lodash/map')
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const parallel = require('async/parallel')
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const series = require('async/series')
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const parseTorrent = require('parse-torrent')
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const pathUtils = require('path')
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const values = require('lodash/values')
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const constants = require('../initializers/constants')
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const logger = require('../helpers/logger')
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const friends = require('../lib/friends')
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const modelUtils = require('./utils')
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const customVideosValidators = require('../helpers/custom-validators').videos
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const db = require('../initializers/database')
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const jobScheduler = require('../lib/jobs/job-scheduler')
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// ---------------------------------------------------------------------------
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module.exports = function (sequelize, DataTypes) {
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const Video = sequelize.define('Video',
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{
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id: {
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type: DataTypes.UUID,
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defaultValue: DataTypes.UUIDV4,
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primaryKey: true,
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validate: {
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isUUID: 4
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}
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},
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name: {
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type: DataTypes.STRING,
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allowNull: false,
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validate: {
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nameValid: function (value) {
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const res = customVideosValidators.isVideoNameValid(value)
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if (res === false) throw new Error('Video name is not valid.')
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}
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}
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},
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extname: {
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type: DataTypes.ENUM(values(constants.CONSTRAINTS_FIELDS.VIDEOS.EXTNAME)),
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allowNull: false
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},
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remoteId: {
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type: DataTypes.UUID,
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allowNull: true,
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validate: {
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isUUID: 4
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}
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},
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category: {
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type: DataTypes.INTEGER,
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allowNull: false,
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validate: {
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categoryValid: function (value) {
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const res = customVideosValidators.isVideoCategoryValid(value)
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if (res === false) throw new Error('Video category is not valid.')
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}
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}
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},
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licence: {
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type: DataTypes.INTEGER,
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allowNull: false,
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defaultValue: null,
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validate: {
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licenceValid: function (value) {
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const res = customVideosValidators.isVideoLicenceValid(value)
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if (res === false) throw new Error('Video licence is not valid.')
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}
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}
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},
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language: {
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type: DataTypes.INTEGER,
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allowNull: true,
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validate: {
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languageValid: function (value) {
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const res = customVideosValidators.isVideoLanguageValid(value)
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if (res === false) throw new Error('Video language is not valid.')
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}
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}
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},
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nsfw: {
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type: DataTypes.BOOLEAN,
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allowNull: false,
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validate: {
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nsfwValid: function (value) {
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const res = customVideosValidators.isVideoNSFWValid(value)
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if (res === false) throw new Error('Video nsfw attribute is not valid.')
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}
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}
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},
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description: {
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type: DataTypes.STRING,
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allowNull: false,
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validate: {
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descriptionValid: function (value) {
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const res = customVideosValidators.isVideoDescriptionValid(value)
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if (res === false) throw new Error('Video description is not valid.')
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}
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}
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},
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infoHash: {
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type: DataTypes.STRING,
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allowNull: false,
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validate: {
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infoHashValid: function (value) {
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const res = customVideosValidators.isVideoInfoHashValid(value)
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if (res === false) throw new Error('Video info hash is not valid.')
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}
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}
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},
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duration: {
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type: DataTypes.INTEGER,
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allowNull: false,
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validate: {
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durationValid: function (value) {
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const res = customVideosValidators.isVideoDurationValid(value)
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if (res === false) throw new Error('Video duration is not valid.')
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}
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}
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},
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views: {
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type: DataTypes.INTEGER,
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allowNull: false,
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defaultValue: 0,
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validate: {
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min: 0,
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isInt: true
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}
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},
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likes: {
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type: DataTypes.INTEGER,
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allowNull: false,
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defaultValue: 0,
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validate: {
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min: 0,
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isInt: true
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}
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},
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dislikes: {
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type: DataTypes.INTEGER,
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allowNull: false,
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defaultValue: 0,
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validate: {
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min: 0,
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isInt: true
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}
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}
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},
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{
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indexes: [
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{
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fields: [ 'authorId' ]
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},
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{
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fields: [ 'remoteId' ]
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},
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{
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fields: [ 'name' ]
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},
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{
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fields: [ 'createdAt' ]
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},
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{
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fields: [ 'duration' ]
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},
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{
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fields: [ 'infoHash' ]
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},
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{
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fields: [ 'views' ]
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},
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{
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fields: [ 'likes' ]
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}
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],
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classMethods: {
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associate,
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generateThumbnailFromData,
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getDurationFromFile,
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list,
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listForApi,
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listOwnedAndPopulateAuthorAndTags,
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listOwnedByAuthor,
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load,
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loadByHostAndRemoteId,
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loadAndPopulateAuthor,
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loadAndPopulateAuthorAndPodAndTags,
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searchAndPopulateAuthorAndPodAndTags
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},
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instanceMethods: {
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generateMagnetUri,
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getVideoFilename,
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getThumbnailName,
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getPreviewName,
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getTorrentName,
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isOwned,
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toFormatedJSON,
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toAddRemoteJSON,
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toUpdateRemoteJSON,
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transcodeVideofile,
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removeFromBlacklist
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},
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hooks: {
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beforeValidate,
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beforeCreate,
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afterDestroy
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}
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}
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)
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return Video
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}
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function beforeValidate (video, options, next) {
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// Put a fake infoHash if it does not exists yet
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if (video.isOwned() && !video.infoHash) {
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// 40 hexa length
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video.infoHash = '0123456789abcdef0123456789abcdef01234567'
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}
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return next(null)
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}
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function beforeCreate (video, options, next) {
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const tasks = []
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if (video.isOwned()) {
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const videoPath = pathUtils.join(constants.CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename())
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tasks.push(
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function createVideoTorrent (callback) {
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createTorrentFromVideo(video, videoPath, callback)
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},
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function createVideoThumbnail (callback) {
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createThumbnail(video, videoPath, callback)
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},
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function createVideoPreview (callback) {
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createPreview(video, videoPath, callback)
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}
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)
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if (constants.CONFIG.TRANSCODING.ENABLED === true) {
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tasks.push(
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function createVideoTranscoderJob (callback) {
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const dataInput = {
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id: video.id
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}
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jobScheduler.createJob(options.transaction, 'videoTranscoder', dataInput, callback)
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}
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)
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}
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return parallel(tasks, next)
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}
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return next()
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}
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function afterDestroy (video, options, next) {
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const tasks = []
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tasks.push(
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function (callback) {
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removeThumbnail(video, callback)
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}
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)
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if (video.isOwned()) {
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tasks.push(
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function removeVideoFile (callback) {
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removeFile(video, callback)
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},
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function removeVideoTorrent (callback) {
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removeTorrent(video, callback)
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},
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function removeVideoPreview (callback) {
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removePreview(video, callback)
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},
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function removeVideoToFriends (callback) {
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const params = {
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remoteId: video.id
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}
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friends.removeVideoToFriends(params)
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return callback()
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}
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)
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}
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parallel(tasks, next)
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}
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// ------------------------------ METHODS ------------------------------
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function associate (models) {
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this.belongsTo(models.Author, {
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foreignKey: {
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name: 'authorId',
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allowNull: false
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},
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onDelete: 'cascade'
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})
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this.belongsToMany(models.Tag, {
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foreignKey: 'videoId',
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through: models.VideoTag,
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onDelete: 'cascade'
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})
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this.hasMany(models.VideoAbuse, {
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foreignKey: {
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name: 'videoId',
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allowNull: false
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},
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onDelete: 'cascade'
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})
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}
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function generateMagnetUri () {
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let baseUrlHttp, baseUrlWs
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if (this.isOwned()) {
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baseUrlHttp = constants.CONFIG.WEBSERVER.URL
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baseUrlWs = constants.CONFIG.WEBSERVER.WS + '://' + constants.CONFIG.WEBSERVER.HOSTNAME + ':' + constants.CONFIG.WEBSERVER.PORT
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} else {
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baseUrlHttp = constants.REMOTE_SCHEME.HTTP + '://' + this.Author.Pod.host
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baseUrlWs = constants.REMOTE_SCHEME.WS + '://' + this.Author.Pod.host
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}
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const xs = baseUrlHttp + constants.STATIC_PATHS.TORRENTS + this.getTorrentName()
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const announce = baseUrlWs + '/tracker/socket'
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const urlList = [ baseUrlHttp + constants.STATIC_PATHS.WEBSEED + this.getVideoFilename() ]
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const magnetHash = {
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xs,
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announce,
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urlList,
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infoHash: this.infoHash,
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name: this.name
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}
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return magnetUtil.encode(magnetHash)
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}
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function getVideoFilename () {
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if (this.isOwned()) return this.id + this.extname
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return this.remoteId + this.extname
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}
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function getThumbnailName () {
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// We always have a copy of the thumbnail
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return this.id + '.jpg'
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}
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function getPreviewName () {
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const extension = '.jpg'
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if (this.isOwned()) return this.id + extension
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return this.remoteId + extension
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}
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function getTorrentName () {
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const extension = '.torrent'
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if (this.isOwned()) return this.id + extension
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return this.remoteId + extension
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}
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function isOwned () {
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return this.remoteId === null
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}
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function toFormatedJSON () {
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let podHost
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if (this.Author.Pod) {
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podHost = this.Author.Pod.host
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} else {
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// It means it's our video
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podHost = constants.CONFIG.WEBSERVER.HOST
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}
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// Maybe our pod is not up to date and there are new categories since our version
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let categoryLabel = constants.VIDEO_CATEGORIES[this.category]
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if (!categoryLabel) categoryLabel = 'Misc'
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// Maybe our pod is not up to date and there are new licences since our version
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let licenceLabel = constants.VIDEO_LICENCES[this.licence]
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if (!licenceLabel) licenceLabel = 'Unknown'
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// Language is an optional attribute
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let languageLabel = constants.VIDEO_LANGUAGES[this.language]
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if (!languageLabel) languageLabel = 'Unknown'
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const json = {
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id: this.id,
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name: this.name,
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category: this.category,
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categoryLabel,
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licence: this.licence,
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licenceLabel,
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language: this.language,
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languageLabel,
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nsfw: this.nsfw,
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description: this.description,
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podHost,
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isLocal: this.isOwned(),
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magnetUri: this.generateMagnetUri(),
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author: this.Author.name,
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duration: this.duration,
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views: this.views,
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likes: this.likes,
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dislikes: this.dislikes,
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tags: map(this.Tags, 'name'),
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thumbnailPath: pathUtils.join(constants.STATIC_PATHS.THUMBNAILS, this.getThumbnailName()),
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createdAt: this.createdAt,
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updatedAt: this.updatedAt
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}
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return json
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}
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function toAddRemoteJSON (callback) {
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const self = this
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// Get thumbnail data to send to the other pod
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const thumbnailPath = pathUtils.join(constants.CONFIG.STORAGE.THUMBNAILS_DIR, this.getThumbnailName())
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fs.readFile(thumbnailPath, function (err, thumbnailData) {
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if (err) {
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logger.error('Cannot read the thumbnail of the video')
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return callback(err)
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}
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const remoteVideo = {
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name: self.name,
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category: self.category,
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licence: self.licence,
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language: self.language,
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nsfw: self.nsfw,
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description: self.description,
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infoHash: self.infoHash,
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remoteId: self.id,
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author: self.Author.name,
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duration: self.duration,
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thumbnailData: thumbnailData.toString('binary'),
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tags: map(self.Tags, 'name'),
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createdAt: self.createdAt,
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updatedAt: self.updatedAt,
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extname: self.extname,
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views: self.views,
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likes: self.likes,
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dislikes: self.dislikes
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}
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return callback(null, remoteVideo)
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})
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}
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function toUpdateRemoteJSON (callback) {
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const json = {
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name: this.name,
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category: this.category,
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licence: this.licence,
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language: this.language,
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nsfw: this.nsfw,
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description: this.description,
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infoHash: this.infoHash,
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remoteId: this.id,
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author: this.Author.name,
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duration: this.duration,
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tags: map(this.Tags, 'name'),
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createdAt: this.createdAt,
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updatedAt: this.updatedAt,
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extname: this.extname,
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views: this.views,
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likes: this.likes,
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dislikes: this.dislikes
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}
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return json
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}
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function transcodeVideofile (finalCallback) {
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const video = this
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const videosDirectory = constants.CONFIG.STORAGE.VIDEOS_DIR
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const newExtname = '.mp4'
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const videoInputPath = pathUtils.join(videosDirectory, video.getVideoFilename())
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const videoOutputPath = pathUtils.join(videosDirectory, video.id + '-transcoded' + newExtname)
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ffmpeg(videoInputPath)
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.output(videoOutputPath)
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.videoCodec('libx264')
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.outputOption('-threads ' + constants.CONFIG.TRANSCODING.THREADS)
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.outputOption('-movflags faststart')
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.on('error', finalCallback)
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.on('end', function () {
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series([
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function removeOldFile (callback) {
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fs.unlink(videoInputPath, callback)
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},
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function moveNewFile (callback) {
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// Important to do this before getVideoFilename() to take in account the new file extension
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video.set('extname', newExtname)
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const newVideoPath = pathUtils.join(videosDirectory, video.getVideoFilename())
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fs.rename(videoOutputPath, newVideoPath, callback)
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},
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function torrent (callback) {
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const newVideoPath = pathUtils.join(videosDirectory, video.getVideoFilename())
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createTorrentFromVideo(video, newVideoPath, callback)
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},
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function videoExtension (callback) {
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video.save().asCallback(callback)
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}
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], function (err) {
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if (err) {
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// Autodescruction...
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video.destroy().asCallback(function (err) {
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if (err) logger.error('Cannot destruct video after transcoding failure.', { error: err })
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})
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return finalCallback(err)
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}
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return finalCallback(null)
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})
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})
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.run()
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}
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// ------------------------------ STATICS ------------------------------
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function generateThumbnailFromData (video, thumbnailData, callback) {
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// Creating the thumbnail for a remote video
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const thumbnailName = video.getThumbnailName()
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const thumbnailPath = pathUtils.join(constants.CONFIG.STORAGE.THUMBNAILS_DIR, thumbnailName)
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fs.writeFile(thumbnailPath, Buffer.from(thumbnailData, 'binary'), function (err) {
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if (err) return callback(err)
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return callback(null, thumbnailName)
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})
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}
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function getDurationFromFile (videoPath, callback) {
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ffmpeg.ffprobe(videoPath, function (err, metadata) {
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if (err) return callback(err)
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return callback(null, Math.floor(metadata.format.duration))
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})
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}
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function list (callback) {
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return this.findAll().asCallback(callback)
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}
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function listForApi (start, count, sort, callback) {
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// Exclude Blakclisted videos from the list
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const query = {
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offset: start,
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limit: count,
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distinct: true, // For the count, a video can have many tags
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order: [ modelUtils.getSort(sort), [ this.sequelize.models.Tag, 'name', 'ASC' ] ],
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include: [
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{
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model: this.sequelize.models.Author,
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include: [ { model: this.sequelize.models.Pod, required: false } ]
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},
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this.sequelize.models.Tag
|
|
],
|
|
where: createBaseVideosWhere.call(this)
|
|
}
|
|
|
|
return this.findAndCountAll(query).asCallback(function (err, result) {
|
|
if (err) return callback(err)
|
|
|
|
return callback(null, result.rows, result.count)
|
|
})
|
|
}
|
|
|
|
function loadByHostAndRemoteId (fromHost, remoteId, callback) {
|
|
const query = {
|
|
where: {
|
|
remoteId: remoteId
|
|
},
|
|
include: [
|
|
{
|
|
model: this.sequelize.models.Author,
|
|
include: [
|
|
{
|
|
model: this.sequelize.models.Pod,
|
|
required: true,
|
|
where: {
|
|
host: fromHost
|
|
}
|
|
}
|
|
]
|
|
}
|
|
]
|
|
}
|
|
|
|
return this.findOne(query).asCallback(callback)
|
|
}
|
|
|
|
function listOwnedAndPopulateAuthorAndTags (callback) {
|
|
// If remoteId is null this is *our* video
|
|
const query = {
|
|
where: {
|
|
remoteId: null
|
|
},
|
|
include: [ this.sequelize.models.Author, this.sequelize.models.Tag ]
|
|
}
|
|
|
|
return this.findAll(query).asCallback(callback)
|
|
}
|
|
|
|
function listOwnedByAuthor (author, callback) {
|
|
const query = {
|
|
where: {
|
|
remoteId: null
|
|
},
|
|
include: [
|
|
{
|
|
model: this.sequelize.models.Author,
|
|
where: {
|
|
name: author
|
|
}
|
|
}
|
|
]
|
|
}
|
|
|
|
return this.findAll(query).asCallback(callback)
|
|
}
|
|
|
|
function load (id, callback) {
|
|
return this.findById(id).asCallback(callback)
|
|
}
|
|
|
|
function loadAndPopulateAuthor (id, callback) {
|
|
const options = {
|
|
include: [ this.sequelize.models.Author ]
|
|
}
|
|
|
|
return this.findById(id, options).asCallback(callback)
|
|
}
|
|
|
|
function loadAndPopulateAuthorAndPodAndTags (id, callback) {
|
|
const options = {
|
|
include: [
|
|
{
|
|
model: this.sequelize.models.Author,
|
|
include: [ { model: this.sequelize.models.Pod, required: false } ]
|
|
},
|
|
this.sequelize.models.Tag
|
|
]
|
|
}
|
|
|
|
return this.findById(id, options).asCallback(callback)
|
|
}
|
|
|
|
function searchAndPopulateAuthorAndPodAndTags (value, field, start, count, sort, callback) {
|
|
const podInclude = {
|
|
model: this.sequelize.models.Pod,
|
|
required: false
|
|
}
|
|
|
|
const authorInclude = {
|
|
model: this.sequelize.models.Author,
|
|
include: [
|
|
podInclude
|
|
]
|
|
}
|
|
|
|
const tagInclude = {
|
|
model: this.sequelize.models.Tag
|
|
}
|
|
|
|
const query = {
|
|
where: createBaseVideosWhere.call(this),
|
|
offset: start,
|
|
limit: count,
|
|
distinct: true, // For the count, a video can have many tags
|
|
order: [ modelUtils.getSort(sort), [ this.sequelize.models.Tag, 'name', 'ASC' ] ]
|
|
}
|
|
|
|
// Make an exact search with the magnet
|
|
if (field === 'magnetUri') {
|
|
const infoHash = magnetUtil.decode(value).infoHash
|
|
query.where.infoHash = infoHash
|
|
} else if (field === 'tags') {
|
|
const escapedValue = this.sequelize.escape('%' + value + '%')
|
|
query.where.id.$in = this.sequelize.literal(
|
|
'(SELECT "VideoTags"."videoId" FROM "Tags" INNER JOIN "VideoTags" ON "Tags"."id" = "VideoTags"."tagId" WHERE name LIKE ' + escapedValue + ')'
|
|
)
|
|
} else if (field === 'host') {
|
|
// FIXME: Include our pod? (not stored in the database)
|
|
podInclude.where = {
|
|
host: {
|
|
$like: '%' + value + '%'
|
|
}
|
|
}
|
|
podInclude.required = true
|
|
} else if (field === 'author') {
|
|
authorInclude.where = {
|
|
name: {
|
|
$like: '%' + value + '%'
|
|
}
|
|
}
|
|
|
|
// authorInclude.or = true
|
|
} else {
|
|
query.where[field] = {
|
|
$like: '%' + value + '%'
|
|
}
|
|
}
|
|
|
|
query.include = [
|
|
authorInclude, tagInclude
|
|
]
|
|
|
|
if (tagInclude.where) {
|
|
// query.include.push([ this.sequelize.models.Tag ])
|
|
}
|
|
|
|
return this.findAndCountAll(query).asCallback(function (err, result) {
|
|
if (err) return callback(err)
|
|
|
|
return callback(null, result.rows, result.count)
|
|
})
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
function createBaseVideosWhere () {
|
|
return {
|
|
id: {
|
|
$notIn: this.sequelize.literal(
|
|
'(SELECT "BlacklistedVideos"."videoId" FROM "BlacklistedVideos")'
|
|
)
|
|
}
|
|
}
|
|
}
|
|
|
|
function removeThumbnail (video, callback) {
|
|
const thumbnailPath = pathUtils.join(constants.CONFIG.STORAGE.THUMBNAILS_DIR, video.getThumbnailName())
|
|
fs.unlink(thumbnailPath, callback)
|
|
}
|
|
|
|
function removeFile (video, callback) {
|
|
const filePath = pathUtils.join(constants.CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename())
|
|
fs.unlink(filePath, callback)
|
|
}
|
|
|
|
function removeTorrent (video, callback) {
|
|
const torrenPath = pathUtils.join(constants.CONFIG.STORAGE.TORRENTS_DIR, video.getTorrentName())
|
|
fs.unlink(torrenPath, callback)
|
|
}
|
|
|
|
function removePreview (video, callback) {
|
|
// Same name than video thumnail
|
|
fs.unlink(constants.CONFIG.STORAGE.PREVIEWS_DIR + video.getPreviewName(), callback)
|
|
}
|
|
|
|
function createTorrentFromVideo (video, videoPath, callback) {
|
|
const options = {
|
|
announceList: [
|
|
[ constants.CONFIG.WEBSERVER.WS + '://' + constants.CONFIG.WEBSERVER.HOSTNAME + ':' + constants.CONFIG.WEBSERVER.PORT + '/tracker/socket' ]
|
|
],
|
|
urlList: [
|
|
constants.CONFIG.WEBSERVER.URL + constants.STATIC_PATHS.WEBSEED + video.getVideoFilename()
|
|
]
|
|
}
|
|
|
|
createTorrent(videoPath, options, function (err, torrent) {
|
|
if (err) return callback(err)
|
|
|
|
const filePath = pathUtils.join(constants.CONFIG.STORAGE.TORRENTS_DIR, video.getTorrentName())
|
|
fs.writeFile(filePath, torrent, function (err) {
|
|
if (err) return callback(err)
|
|
|
|
const parsedTorrent = parseTorrent(torrent)
|
|
video.set('infoHash', parsedTorrent.infoHash)
|
|
video.validate().asCallback(callback)
|
|
})
|
|
})
|
|
}
|
|
|
|
function createPreview (video, videoPath, callback) {
|
|
generateImage(video, videoPath, constants.CONFIG.STORAGE.PREVIEWS_DIR, video.getPreviewName(), callback)
|
|
}
|
|
|
|
function createThumbnail (video, videoPath, callback) {
|
|
generateImage(video, videoPath, constants.CONFIG.STORAGE.THUMBNAILS_DIR, video.getThumbnailName(), constants.THUMBNAILS_SIZE, callback)
|
|
}
|
|
|
|
function generateImage (video, videoPath, folder, imageName, size, callback) {
|
|
const options = {
|
|
filename: imageName,
|
|
count: 1,
|
|
folder
|
|
}
|
|
|
|
if (!callback) {
|
|
callback = size
|
|
} else {
|
|
options.size = size
|
|
}
|
|
|
|
ffmpeg(videoPath)
|
|
.on('error', callback)
|
|
.on('end', function () {
|
|
callback(null, imageName)
|
|
})
|
|
.thumbnail(options)
|
|
}
|
|
|
|
function removeFromBlacklist (video, callback) {
|
|
// Find the blacklisted video
|
|
db.BlacklistedVideo.loadByVideoId(video.id, function (err, video) {
|
|
// If an error occured, stop here
|
|
if (err) {
|
|
logger.error('Error when fetching video from blacklist.', { error: err })
|
|
return callback(err)
|
|
}
|
|
|
|
// If we found the video, remove it from the blacklist
|
|
if (video) {
|
|
video.destroy().asCallback(callback)
|
|
} else {
|
|
// If haven't found it, simply ignore it and do nothing
|
|
return callback()
|
|
}
|
|
})
|
|
}
|