504 lines
15 KiB
JavaScript
504 lines
15 KiB
JavaScript
const fs = require('../libs/fsExtra')
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const Path = require('path')
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const { version } = require('../../package.json')
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const Logger = require('../Logger')
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const abmetadataGenerator = require('../utils/abmetadataGenerator')
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const LibraryFile = require('./files/LibraryFile')
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const Book = require('./mediaTypes/Book')
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const Podcast = require('./mediaTypes/Podcast')
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const Video = require('./mediaTypes/Video')
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const { areEquivalent, copyValue, getId, cleanStringForSearch } = require('../utils/index')
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class LibraryItem {
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constructor(libraryItem = null) {
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this.id = null
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this.ino = null // Inode
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this.libraryId = null
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this.folderId = null
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this.path = null
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this.relPath = null
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this.isFile = false
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this.mtimeMs = null
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this.ctimeMs = null
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this.birthtimeMs = null
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this.addedAt = null
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this.updatedAt = null
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this.lastScan = null
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this.scanVersion = null
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// Was scanned and no longer exists
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this.isMissing = false
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// Was scanned and no longer has media files
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this.isInvalid = false
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this.mediaType = null
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this.media = null
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this.libraryFiles = []
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if (libraryItem) {
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this.construct(libraryItem)
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}
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// Temporary attributes
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this.isSavingMetadata = false
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}
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construct(libraryItem) {
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this.id = libraryItem.id
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this.ino = libraryItem.ino || null
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this.libraryId = libraryItem.libraryId
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this.folderId = libraryItem.folderId
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this.path = libraryItem.path
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this.relPath = libraryItem.relPath
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this.isFile = !!libraryItem.isFile
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this.mtimeMs = libraryItem.mtimeMs || 0
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this.ctimeMs = libraryItem.ctimeMs || 0
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this.birthtimeMs = libraryItem.birthtimeMs || 0
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this.addedAt = libraryItem.addedAt
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this.updatedAt = libraryItem.updatedAt || this.addedAt
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this.lastScan = libraryItem.lastScan || null
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this.scanVersion = libraryItem.scanVersion || null
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this.isMissing = !!libraryItem.isMissing
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this.isInvalid = !!libraryItem.isInvalid
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this.mediaType = libraryItem.mediaType
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if (this.mediaType === 'book') {
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this.media = new Book(libraryItem.media)
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} else if (this.mediaType === 'podcast') {
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this.media = new Podcast(libraryItem.media)
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} else if (this.mediaType === 'video') {
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this.media = new Video(libraryItem.media)
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}
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this.media.libraryItemId = this.id
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this.libraryFiles = libraryItem.libraryFiles.map(f => new LibraryFile(f))
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}
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toJSON() {
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return {
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id: this.id,
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ino: this.ino,
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libraryId: this.libraryId,
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folderId: this.folderId,
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path: this.path,
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relPath: this.relPath,
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isFile: this.isFile,
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mtimeMs: this.mtimeMs,
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ctimeMs: this.ctimeMs,
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birthtimeMs: this.birthtimeMs,
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addedAt: this.addedAt,
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updatedAt: this.updatedAt,
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lastScan: this.lastScan,
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scanVersion: this.scanVersion,
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isMissing: !!this.isMissing,
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isInvalid: !!this.isInvalid,
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mediaType: this.mediaType,
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media: this.media.toJSON(),
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libraryFiles: this.libraryFiles.map(f => f.toJSON())
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}
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}
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toJSONMinified() {
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return {
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id: this.id,
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ino: this.ino,
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libraryId: this.libraryId,
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folderId: this.folderId,
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path: this.path,
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relPath: this.relPath,
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isFile: this.isFile,
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mtimeMs: this.mtimeMs,
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ctimeMs: this.ctimeMs,
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birthtimeMs: this.birthtimeMs,
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addedAt: this.addedAt,
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updatedAt: this.updatedAt,
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isMissing: !!this.isMissing,
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isInvalid: !!this.isInvalid,
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mediaType: this.mediaType,
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media: this.media.toJSONMinified(),
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numFiles: this.libraryFiles.length,
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size: this.size
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}
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}
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// Adds additional helpful fields like media duration, tracks, etc.
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toJSONExpanded() {
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return {
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id: this.id,
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ino: this.ino,
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libraryId: this.libraryId,
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folderId: this.folderId,
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path: this.path,
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relPath: this.relPath,
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isFile: this.isFile,
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mtimeMs: this.mtimeMs,
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ctimeMs: this.ctimeMs,
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birthtimeMs: this.birthtimeMs,
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addedAt: this.addedAt,
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updatedAt: this.updatedAt,
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lastScan: this.lastScan,
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scanVersion: this.scanVersion,
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isMissing: !!this.isMissing,
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isInvalid: !!this.isInvalid,
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mediaType: this.mediaType,
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media: this.media.toJSONExpanded(),
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libraryFiles: this.libraryFiles.map(f => f.toJSON()),
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size: this.size
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}
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}
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get isPodcast() { return this.mediaType === 'podcast' }
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get isBook() { return this.mediaType === 'book' }
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get size() {
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var total = 0
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this.libraryFiles.forEach((lf) => total += lf.metadata.size)
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return total
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}
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get audioFileTotalSize() {
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var total = 0
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this.libraryFiles.filter(lf => lf.fileType == 'audio').forEach((lf) => total += lf.metadata.size)
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return total
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}
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get hasAudioFiles() {
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return this.libraryFiles.some(lf => lf.fileType === 'audio')
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}
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get hasMediaEntities() {
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return this.media.hasMediaEntities
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}
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get hasIssues() {
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if (this.isMissing || this.isInvalid) return true
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return this.media.hasIssues
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}
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// Data comes from scandir library item data
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setData(libraryMediaType, payload) {
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this.id = getId('li')
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this.mediaType = libraryMediaType
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if (libraryMediaType === 'video') {
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this.media = new Video()
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} else if (libraryMediaType === 'podcast') {
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this.media = new Podcast()
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} else {
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this.media = new Book()
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}
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this.media.libraryItemId = this.id
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for (const key in payload) {
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if (key === 'libraryFiles') {
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this.libraryFiles = payload.libraryFiles.map(lf => lf.clone())
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// Use first image library file as cover
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var firstImageFile = this.libraryFiles.find(lf => lf.fileType === 'image')
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if (firstImageFile) this.media.coverPath = firstImageFile.metadata.path
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} else if (this[key] !== undefined && key !== 'media') {
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this[key] = payload[key]
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}
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}
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if (payload.media) {
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this.media.setData(payload.media)
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}
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this.addedAt = Date.now()
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this.updatedAt = Date.now()
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}
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update(payload) {
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var json = this.toJSON()
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var hasUpdates = false
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for (const key in json) {
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if (payload[key] !== undefined) {
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if (key === 'media') {
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if (this.media.update(payload[key])) {
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hasUpdates = true
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}
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} else if (!areEquivalent(payload[key], json[key])) {
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this[key] = copyValue(payload[key])
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hasUpdates = true
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}
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}
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}
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if (hasUpdates) {
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this.updatedAt = Date.now()
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}
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return hasUpdates
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}
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updateMediaCover(coverPath) {
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this.media.updateCover(coverPath)
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this.updatedAt = Date.now()
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return true
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}
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setMissing() {
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this.isMissing = true
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this.updatedAt = Date.now()
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}
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setInvalid() {
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this.isInvalid = true
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this.updatedAt = Date.now()
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}
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setLastScan() {
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this.lastScan = Date.now()
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this.updatedAt = Date.now()
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this.scanVersion = version
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}
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// Returns null if file not found, true if file was updated, false if up to date
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// updates existing LibraryFile, AudioFile, EBookFile's
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checkFileFound(fileFound) {
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var hasUpdated = false
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var existingFile = this.libraryFiles.find(lf => lf.ino === fileFound.ino)
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var mediaFile = null
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if (!existingFile) {
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existingFile = this.libraryFiles.find(lf => lf.metadata.path === fileFound.metadata.path)
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if (existingFile) {
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// Update media file ino
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mediaFile = this.media.findFileWithInode(existingFile.ino)
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if (mediaFile) {
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mediaFile.ino = fileFound.ino
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}
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// file inode was updated
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existingFile.ino = fileFound.ino
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hasUpdated = true
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} else {
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// file not found
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return null
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}
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} else {
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mediaFile = this.media.findFileWithInode(existingFile.ino)
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}
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if (existingFile.metadata.path !== fileFound.metadata.path) {
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existingFile.metadata.path = fileFound.metadata.path
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existingFile.metadata.relPath = fileFound.metadata.relPath
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if (mediaFile) {
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mediaFile.metadata.path = fileFound.metadata.path
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mediaFile.metadata.relPath = fileFound.metadata.relPath
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}
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hasUpdated = true
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}
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// FileMetadata keys
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['filename', 'ext', 'mtimeMs', 'ctimeMs', 'birthtimeMs', 'size'].forEach((key) => {
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if (existingFile.metadata[key] !== fileFound.metadata[key]) {
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// Add modified flag on file data object if exists and was changed
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if (key === 'mtimeMs' && existingFile.metadata[key]) {
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fileFound.metadata.wasModified = true
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}
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existingFile.metadata[key] = fileFound.metadata[key]
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if (mediaFile) {
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if (key === 'mtimeMs') mediaFile.metadata.wasModified = true
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mediaFile.metadata[key] = fileFound.metadata[key]
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}
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hasUpdated = true
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}
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})
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return hasUpdated
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}
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// Data pulled from scandir during a scan, check it with current data
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checkScanData(dataFound) {
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var hasUpdated = false
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if (this.isMissing) {
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// Item no longer missing
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this.isMissing = false
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hasUpdated = true
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}
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if (dataFound.isFile !== this.isFile && dataFound.isFile !== undefined) {
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Logger.info(`[LibraryItem] Check scan item isFile toggled from ${this.isFile} => ${dataFound.isFile}`)
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this.isFile = dataFound.isFile
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hasUpdated = true
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}
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if (dataFound.ino !== this.ino) {
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this.ino = dataFound.ino
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hasUpdated = true
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}
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if (dataFound.folderId !== this.folderId) {
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Logger.warn(`[LibraryItem] Check scan item changed folder ${this.folderId} -> ${dataFound.folderId}`)
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this.folderId = dataFound.folderId
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hasUpdated = true
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}
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if (dataFound.path !== this.path) {
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Logger.warn(`[LibraryItem] Check scan item changed path "${this.path}" -> "${dataFound.path}"`)
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this.path = dataFound.path
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this.relPath = dataFound.relPath
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hasUpdated = true
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}
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['mtimeMs', 'ctimeMs', 'birthtimeMs'].forEach((key) => {
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if (dataFound[key] != this[key]) {
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this[key] = dataFound[key] || 0
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hasUpdated = true
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}
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})
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var newLibraryFiles = []
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var existingLibraryFiles = []
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dataFound.libraryFiles.forEach((lf) => {
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var fileFoundCheck = this.checkFileFound(lf, true)
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if (fileFoundCheck === null) {
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newLibraryFiles.push(lf)
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} else if (fileFoundCheck && lf.metadata.format !== 'abs') { // Ignore abs file updates
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hasUpdated = true
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existingLibraryFiles.push(lf)
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} else {
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existingLibraryFiles.push(lf)
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}
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})
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const filesRemoved = []
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// Remove files not found (inodes will all be up to date at this point)
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this.libraryFiles = this.libraryFiles.filter(lf => {
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if (!dataFound.libraryFiles.find(_lf => _lf.ino === lf.ino)) {
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// Check if removing cover path
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if (lf.metadata.path === this.media.coverPath) {
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Logger.debug(`[LibraryItem] "${this.media.metadata.title}" check scan cover removed`)
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this.media.updateCover('')
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}
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filesRemoved.push(lf.toJSON())
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this.media.removeFileWithInode(lf.ino)
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return false
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}
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return true
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})
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if (filesRemoved.length) {
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if (this.media.mediaType === 'book') {
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this.media.checkUpdateMissingTracks()
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}
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hasUpdated = true
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}
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// Add library files to library item
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if (newLibraryFiles.length) {
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newLibraryFiles.forEach((lf) => this.libraryFiles.push(lf.clone()))
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hasUpdated = true
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}
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// Check if invalid
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this.isInvalid = !this.media.hasMediaEntities
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// If cover path is in item folder, make sure libraryFile exists for it
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if (this.media.coverPath && this.media.coverPath.startsWith(this.path)) {
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var lf = this.libraryFiles.find(lf => lf.metadata.path === this.media.coverPath)
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if (!lf) {
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Logger.warn(`[LibraryItem] Invalid cover path - library file dne "${this.media.coverPath}"`)
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this.media.updateCover('')
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hasUpdated = true
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}
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}
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if (hasUpdated) {
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this.setLastScan()
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}
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return {
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updated: hasUpdated,
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newLibraryFiles,
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filesRemoved,
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existingLibraryFiles // Existing file data may get re-scanned if forceRescan is set
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}
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}
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// Set metadata from files
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async syncFiles(preferOpfMetadata) {
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var hasUpdated = false
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if (this.mediaType === 'book') {
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// Add/update ebook file (ebooks that were removed are removed in checkScanData)
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this.libraryFiles.forEach((lf) => {
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if (lf.fileType === 'ebook') {
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if (!this.media.ebookFile) {
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this.media.setEbookFile(lf)
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hasUpdated = true
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} else if (this.media.ebookFile.ino == lf.ino && this.media.ebookFile.updateFromLibraryFile(lf)) { // Update existing ebookFile
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hasUpdated = true
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}
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}
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})
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}
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// Set cover image if not set
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var imageFiles = this.libraryFiles.filter(lf => lf.fileType === 'image')
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if (imageFiles.length && !this.media.coverPath) {
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this.media.coverPath = imageFiles[0].metadata.path
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Logger.debug('[LibraryItem] Set media cover path', this.media.coverPath)
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hasUpdated = true
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}
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// Parse metadata files
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var textMetadataFiles = this.libraryFiles.filter(lf => lf.fileType === 'metadata' || lf.fileType === 'text')
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if (textMetadataFiles.length) {
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if (await this.media.syncMetadataFiles(textMetadataFiles, preferOpfMetadata)) {
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hasUpdated = true
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}
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}
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if (hasUpdated) {
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this.updatedAt = Date.now()
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}
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return hasUpdated
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}
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searchQuery(query) {
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query = cleanStringForSearch(query)
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return this.media.searchQuery(query)
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}
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getDirectPlayTracklist(episodeId) {
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return this.media.getDirectPlayTracklist(episodeId)
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}
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// Saves metadata.abs file
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async saveMetadata() {
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if (this.mediaType === 'video') return
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if (this.isSavingMetadata) return
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this.isSavingMetadata = true
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var metadataPath = Path.join(global.MetadataPath, 'items', this.id)
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if (global.ServerSettings.storeMetadataWithItem && !this.isFile) {
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metadataPath = this.path
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} else {
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// Make sure metadata book dir exists
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await fs.ensureDir(metadataPath)
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}
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metadataPath = Path.join(metadataPath, 'metadata.abs')
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return abmetadataGenerator.generate(this, metadataPath).then((success) => {
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this.isSavingMetadata = false
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if (!success) Logger.error(`[LibraryItem] Failed saving abmetadata to "${metadataPath}"`)
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else Logger.debug(`[LibraryItem] Success saving abmetadata to "${metadataPath}"`)
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return success
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})
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}
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removeLibraryFile(ino) {
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if (!ino) return false
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var libraryFile = this.libraryFiles.find(lf => lf.ino === ino)
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if (libraryFile) {
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this.libraryFiles = this.libraryFiles.filter(lf => lf.ino !== ino)
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this.updatedAt = Date.now()
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return true
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}
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return false
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}
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}
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module.exports = LibraryItem |