mirror of
https://github.com/advplyr/audiobookshelf.git
synced 2024-10-05 17:52:32 +02:00
455 lines
16 KiB
JavaScript
455 lines
16 KiB
JavaScript
const Path = require('path')
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const njodb = require('./libs/njodb')
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const Logger = require('./Logger')
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const { version } = require('../package.json')
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const LibraryItem = require('./objects/LibraryItem')
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const User = require('./objects/user/User')
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const UserCollection = require('./objects/UserCollection')
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const Library = require('./objects/Library')
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const Author = require('./objects/entities/Author')
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const Series = require('./objects/entities/Series')
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const ServerSettings = require('./objects/settings/ServerSettings')
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const PlaybackSession = require('./objects/PlaybackSession')
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const Feed = require('./objects/Feed')
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class Db {
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constructor() {
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this.LibraryItemsPath = Path.join(global.ConfigPath, 'libraryItems')
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this.UsersPath = Path.join(global.ConfigPath, 'users')
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this.SessionsPath = Path.join(global.ConfigPath, 'sessions')
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this.LibrariesPath = Path.join(global.ConfigPath, 'libraries')
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this.SettingsPath = Path.join(global.ConfigPath, 'settings')
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this.CollectionsPath = Path.join(global.ConfigPath, 'collections')
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this.AuthorsPath = Path.join(global.ConfigPath, 'authors')
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this.SeriesPath = Path.join(global.ConfigPath, 'series')
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this.FeedsPath = Path.join(global.ConfigPath, 'feeds')
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this.libraryItemsDb = new njodb.Database(this.LibraryItemsPath)
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this.usersDb = new njodb.Database(this.UsersPath)
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this.sessionsDb = new njodb.Database(this.SessionsPath)
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this.librariesDb = new njodb.Database(this.LibrariesPath, { datastores: 2 })
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this.settingsDb = new njodb.Database(this.SettingsPath, { datastores: 2 })
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this.collectionsDb = new njodb.Database(this.CollectionsPath, { datastores: 2 })
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this.authorsDb = new njodb.Database(this.AuthorsPath)
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this.seriesDb = new njodb.Database(this.SeriesPath, { datastores: 2 })
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this.feedsDb = new njodb.Database(this.FeedsPath, { datastores: 2 })
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this.libraryItems = []
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this.users = []
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this.libraries = []
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this.settings = []
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this.collections = []
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this.authors = []
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this.series = []
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this.serverSettings = null
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// Stores previous version only if upgraded
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this.previousVersion = null
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}
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get hasRootUser() {
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return this.users.some(u => u.id === 'root')
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}
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getEntityDb(entityName) {
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if (entityName === 'user') return this.usersDb
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else if (entityName === 'session') return this.sessionsDb
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else if (entityName === 'libraryItem') return this.libraryItemsDb
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else if (entityName === 'library') return this.librariesDb
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else if (entityName === 'settings') return this.settingsDb
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else if (entityName === 'collection') return this.collectionsDb
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else if (entityName === 'author') return this.authorsDb
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else if (entityName === 'series') return this.seriesDb
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else if (entityName === 'feed') return this.feedsDb
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return null
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}
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getEntityArrayKey(entityName) {
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if (entityName === 'user') return 'users'
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else if (entityName === 'session') return 'sessions'
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else if (entityName === 'libraryItem') return 'libraryItems'
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else if (entityName === 'library') return 'libraries'
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else if (entityName === 'settings') return 'settings'
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else if (entityName === 'collection') return 'collections'
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else if (entityName === 'author') return 'authors'
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else if (entityName === 'series') return 'series'
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else if (entityName === 'feed') return 'feeds'
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return null
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}
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reinit() {
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this.libraryItemsDb = new njodb.Database(this.LibraryItemsPath)
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this.usersDb = new njodb.Database(this.UsersPath)
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this.sessionsDb = new njodb.Database(this.SessionsPath)
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this.librariesDb = new njodb.Database(this.LibrariesPath, { datastores: 2 })
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this.settingsDb = new njodb.Database(this.SettingsPath, { datastores: 2 })
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this.collectionsDb = new njodb.Database(this.CollectionsPath, { datastores: 2 })
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this.authorsDb = new njodb.Database(this.AuthorsPath)
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this.seriesDb = new njodb.Database(this.SeriesPath, { datastores: 2 })
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this.feedsDb = new njodb.Database(this.FeedsPath, { datastores: 2 })
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return this.init()
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}
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// Get previous server version before loading DB to check whether a db migration is required
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// returns null if server was not upgraded
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checkPreviousVersion() {
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return this.settingsDb.select(() => true).then((results) => {
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if (results.data && results.data.length) {
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var serverSettings = results.data.find(s => s.id === 'server-settings')
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if (serverSettings && serverSettings.version && serverSettings.version !== version) {
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return serverSettings.version
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}
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}
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return null
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})
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}
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createRootUser(username, pash, token) {
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const newRoot = new User({
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id: 'root',
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type: 'root',
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username,
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pash,
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token,
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isActive: true,
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createdAt: Date.now()
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})
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return this.insertEntity('user', newRoot)
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}
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async init() {
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await this.load()
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if (!this.serverSettings) {
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this.serverSettings = new ServerSettings()
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await this.insertEntity('settings', this.serverSettings)
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}
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global.ServerSettings = this.serverSettings.toJSON()
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}
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async load() {
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var p1 = this.libraryItemsDb.select(() => true).then((results) => {
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this.libraryItems = results.data.map(a => new LibraryItem(a))
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Logger.info(`[DB] ${this.libraryItems.length} Library Items Loaded`)
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})
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var p2 = this.usersDb.select(() => true).then((results) => {
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this.users = results.data.map(u => new User(u))
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Logger.info(`[DB] ${this.users.length} Users Loaded`)
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})
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var p3 = this.librariesDb.select(() => true).then((results) => {
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this.libraries = results.data.map(l => new Library(l))
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this.libraries.sort((a, b) => a.displayOrder - b.displayOrder)
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Logger.info(`[DB] ${this.libraries.length} Libraries Loaded`)
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})
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var p4 = this.settingsDb.select(() => true).then((results) => {
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if (results.data && results.data.length) {
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this.settings = results.data
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var serverSettings = this.settings.find(s => s.id === 'server-settings')
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if (serverSettings) {
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this.serverSettings = new ServerSettings(serverSettings)
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// Check if server was upgraded
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if (!this.serverSettings.version || this.serverSettings.version !== version) {
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this.previousVersion = this.serverSettings.version || '1.0.0'
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}
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}
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}
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})
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var p5 = this.collectionsDb.select(() => true).then((results) => {
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this.collections = results.data.map(l => new UserCollection(l))
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Logger.info(`[DB] ${this.collections.length} Collections Loaded`)
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})
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var p6 = this.authorsDb.select(() => true).then((results) => {
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this.authors = results.data.map(l => new Author(l))
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Logger.info(`[DB] ${this.authors.length} Authors Loaded`)
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})
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var p7 = this.seriesDb.select(() => true).then((results) => {
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this.series = results.data.map(l => new Series(l))
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Logger.info(`[DB] ${this.series.length} Series Loaded`)
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})
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await Promise.all([p1, p2, p3, p4, p5, p6, p7])
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// Update server version in server settings
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if (this.previousVersion) {
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this.serverSettings.version = version
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await this.updateServerSettings()
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}
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}
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getLibraryItem(id) {
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return this.libraryItems.find(li => li.id === id)
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}
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getLibraryItemsInLibrary(libraryId) {
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return this.libraryItems.filter(li => li.libraryId === libraryId)
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}
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getPlaybackSession(id) {
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return this.sessionsDb.select((pb) => pb.id == id).then((results) => {
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if (results.data.length) {
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return new PlaybackSession(results.data[0])
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}
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return null
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}).catch((error) => {
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Logger.error('Failed to get session', error)
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return null
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})
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}
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async updateLibraryItem(libraryItem) {
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return this.updateLibraryItems([libraryItem])
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}
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async updateLibraryItems(libraryItems) {
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await Promise.all(libraryItems.map(async (li) => {
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if (li && li.saveMetadata) return li.saveMetadata()
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return null
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}))
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var libraryItemIds = libraryItems.map(li => li.id)
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return this.libraryItemsDb.update((record) => libraryItemIds.includes(record.id), (record) => {
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return libraryItems.find(li => li.id === record.id)
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}).then((results) => {
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Logger.debug(`[DB] Library Items updated ${results.updated}`)
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return true
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}).catch((error) => {
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Logger.error(`[DB] Library Items update failed ${error}`)
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return false
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})
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}
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async insertLibraryItem(libraryItem) {
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return this.insertLibraryItems([libraryItem])
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}
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async insertLibraryItems(libraryItems) {
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await Promise.all(libraryItems.map(async (li) => {
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if (li && li.saveMetadata) return li.saveMetadata()
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return null
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}))
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return this.libraryItemsDb.insert(libraryItems).then((results) => {
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Logger.debug(`[DB] Library Items inserted ${results.inserted}`)
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this.libraryItems = this.libraryItems.concat(libraryItems)
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return true
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}).catch((error) => {
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Logger.error(`[DB] Library Items insert failed ${error}`)
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return false
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})
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}
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removeLibraryItem(id) {
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return this.libraryItemsDb.delete((record) => record.id === id).then((results) => {
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Logger.debug(`[DB] Deleted Library Items: ${results.deleted}`)
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this.libraryItems = this.libraryItems.filter(li => li.id !== id)
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}).catch((error) => {
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Logger.error(`[DB] Remove Library Items Failed: ${error}`)
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})
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}
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updateUserStream(userId, streamId) {
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return this.usersDb.update((record) => record.id === userId, (user) => {
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user.stream = streamId
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return user
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}).then((results) => {
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Logger.debug(`[DB] Updated user ${results.updated}`)
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this.users = this.users.map(u => {
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if (u.id === userId) {
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u.stream = streamId
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}
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return u
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})
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}).catch((error) => {
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Logger.error(`[DB] Update user Failed ${error}`)
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})
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}
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updateServerSettings() {
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global.ServerSettings = this.serverSettings.toJSON()
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return this.updateEntity('settings', this.serverSettings)
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}
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getAllEntities(entityName) {
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var entityDb = this.getEntityDb(entityName)
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return entityDb.select(() => true).then((results) => results.data).catch((error) => {
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Logger.error(`[DB] Failed to get all ${entityName}`, error)
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return null
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})
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}
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insertEntities(entityName, entities) {
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var entityDb = this.getEntityDb(entityName)
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return entityDb.insert(entities).then((results) => {
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Logger.debug(`[DB] Inserted ${results.inserted} ${entityName}`)
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var arrayKey = this.getEntityArrayKey(entityName)
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if (this[arrayKey]) this[arrayKey] = this[arrayKey].concat(entities)
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return true
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}).catch((error) => {
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Logger.error(`[DB] Failed to insert ${entityName}`, error)
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return false
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})
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}
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insertEntity(entityName, entity) {
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var entityDb = this.getEntityDb(entityName)
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return entityDb.insert([entity]).then((results) => {
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Logger.debug(`[DB] Inserted ${results.inserted} ${entityName}`)
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var arrayKey = this.getEntityArrayKey(entityName)
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if (this[arrayKey]) this[arrayKey].push(entity)
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return true
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}).catch((error) => {
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Logger.error(`[DB] Failed to insert ${entityName}`, error)
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return false
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})
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}
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async bulkInsertEntities(entityName, entities, batchSize = 500) {
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// Group entities in batches of size batchSize
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var entityBatches = []
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var batch = []
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var index = 0
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entities.forEach((ent) => {
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batch.push(ent)
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index++
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if (index >= batchSize) {
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entityBatches.push(batch)
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index = 0
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batch = []
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}
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})
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if (batch.length) entityBatches.push(batch)
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Logger.info(`[Db] bulkInsertEntities: ${entities.length} ${entityName} to ${entityBatches.length} batches of max size ${batchSize}`)
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// Start inserting batches
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var batchIndex = 1
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for (const entityBatch of entityBatches) {
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Logger.info(`[Db] bulkInsertEntities: Start inserting batch ${batchIndex} of ${entityBatch.length} for ${entityName}`)
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var success = await this.insertEntities(entityName, entityBatch)
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if (success) {
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Logger.info(`[Db] bulkInsertEntities: Success inserting batch ${batchIndex} for ${entityName}`)
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} else {
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Logger.info(`[Db] bulkInsertEntities: Failed inserting batch ${batchIndex} for ${entityName}`)
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}
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batchIndex++
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}
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return true
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}
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updateEntities(entityName, entities) {
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var entityDb = this.getEntityDb(entityName)
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var entityIds = entities.map(ent => ent.id)
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return entityDb.update((record) => entityIds.includes(record.id), (record) => {
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return entities.find(ent => ent.id === record.id)
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}).then((results) => {
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Logger.debug(`[DB] Updated ${entityName}: ${results.updated}`)
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var arrayKey = this.getEntityArrayKey(entityName)
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if (this[arrayKey]) {
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this[arrayKey] = this[arrayKey].map(e => {
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if (entityIds.includes(e.id)) return entities.find(_e => _e.id === e.id)
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return e
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})
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}
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return true
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}).catch((error) => {
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Logger.error(`[DB] Update ${entityName} Failed: ${error}`)
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return false
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})
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}
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updateEntity(entityName, entity) {
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var entityDb = this.getEntityDb(entityName)
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var jsonEntity = entity
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if (entity && entity.toJSON) {
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jsonEntity = entity.toJSON()
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}
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return entityDb.update((record) => record.id === entity.id, () => jsonEntity).then((results) => {
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if (process.env.NODE_ENV !== 'production') {
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Logger.debug(`[DB] Updated ${entityName}: ${results.updated} | Selected: ${results.selected}`)
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if (!results.selected) {
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entityDb.select(match => match.id == jsonEntity.id).then((results) => {
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if (results.data.length) {
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console.log('Said selected 0 but found it right here...', results.data[0].id)
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} else {
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console.log('Said selected 0 and no results for json entity id', jsonEntity.id)
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}
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})
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}
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} else {
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Logger.debug(`[DB] Updated ${entityName}: ${results.updated}`)
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}
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var arrayKey = this.getEntityArrayKey(entityName)
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if (this[arrayKey]) {
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this[arrayKey] = this[arrayKey].map(e => {
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return e.id === entity.id ? entity : e
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})
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}
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return true
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}).catch((error) => {
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Logger.error(`[DB] Update entity ${entityName} Failed: ${error}`)
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return false
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})
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}
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removeEntity(entityName, entityId) {
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var entityDb = this.getEntityDb(entityName)
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return entityDb.delete((record) => {
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return record.id === entityId
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}).then((results) => {
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Logger.debug(`[DB] Deleted entity ${entityName}: ${results.deleted}`)
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var arrayKey = this.getEntityArrayKey(entityName)
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if (this[arrayKey]) {
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this[arrayKey] = this[arrayKey].filter(e => {
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return e.id !== entityId
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})
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}
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}).catch((error) => {
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Logger.error(`[DB] Remove entity ${entityName} Failed: ${error}`)
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})
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}
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recreateLibraryItemsDb() {
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return this.libraryItemsDb.drop().then((results) => {
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Logger.info(`[DB] Dropped library items db`, results)
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this.libraryItemsDb = new njodb.Database(this.LibraryItemsPath)
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this.libraryItems = []
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return true
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}).catch((error) => {
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Logger.error(`[DB] Failed to drop library items db`, error)
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return false
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})
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}
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getAllSessions() {
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return this.sessionsDb.select(() => true).then((results) => {
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return results.data || []
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}).catch((error) => {
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Logger.error('[Db] Failed to select sessions', error)
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return []
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})
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}
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selectUserSessions(userId) {
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return this.sessionsDb.select((session) => session.userId === userId).then((results) => {
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return results.data || []
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}).catch((error) => {
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Logger.error(`[Db] Failed to select user sessions "${userId}"`, error)
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return []
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})
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}
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// Check if server was updated and previous version was earlier than param
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checkPreviousVersionIsBefore(version) {
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if (!this.previousVersion) return false
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// true if version > previousVersion
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return version.localeCompare(this.previousVersion) >= 0
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}
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}
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module.exports = Db
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