audiobookshelf/server/objects/AudioFile.js

250 lines
7.0 KiB
JavaScript

const Logger = require('../Logger')
const AudioFileMetadata = require('./AudioFileMetadata')
class AudioFile {
constructor(data) {
this.index = null
this.ino = null
this.filename = null
this.ext = null
this.path = null
this.fullPath = null
this.addedAt = null
this.trackNumFromMeta = null
this.trackNumFromFilename = null
this.cdNumFromFilename = null
this.format = null
this.duration = null
this.size = null
this.bitRate = null
this.language = null
this.codec = null
this.timeBase = null
this.channels = null
this.channelLayout = null
this.chapters = []
this.embeddedCoverArt = null
// Tags scraped from the audio file
this.metadata = null
this.manuallyVerified = false
this.invalid = false
this.exclude = false
this.error = null
if (data) {
this.construct(data)
}
}
// Sort number takes cd num into account
// get sortNumber() {
// if (this.manuallyVerified) return this.index
// var num = this.index
// if (this.cdNumFromFilename && !isNaN(this.cdNumFromFilename)) {
// num += (Number(this.cdNumFromFilename) * 1000)
// }
// return num
// }
toJSON() {
return {
index: this.index,
ino: this.ino,
filename: this.filename,
ext: this.ext,
path: this.path,
fullPath: this.fullPath,
addedAt: this.addedAt,
trackNumFromMeta: this.trackNumFromMeta,
trackNumFromFilename: this.trackNumFromFilename,
cdNumFromFilename: this.cdNumFromFilename,
manuallyVerified: !!this.manuallyVerified,
invalid: !!this.invalid,
exclude: !!this.exclude,
error: this.error || null,
format: this.format,
duration: this.duration,
size: this.size,
bitRate: this.bitRate,
language: this.language,
codec: this.codec,
timeBase: this.timeBase,
channels: this.channels,
channelLayout: this.channelLayout,
chapters: this.chapters,
embeddedCoverArt: this.embeddedCoverArt,
metadata: this.metadata ? this.metadata.toJSON() : {}
}
}
construct(data) {
this.index = data.index
this.ino = data.ino
this.filename = data.filename
this.ext = data.ext
this.path = data.path
this.fullPath = data.fullPath
this.addedAt = data.addedAt
this.manuallyVerified = !!data.manuallyVerified
this.invalid = !!data.invalid
this.exclude = !!data.exclude
this.error = data.error || null
this.trackNumFromMeta = data.trackNumFromMeta || null
this.trackNumFromFilename = data.trackNumFromFilename || null
this.cdNumFromFilename = data.cdNumFromFilename || null
this.format = data.format
this.duration = data.duration
this.size = data.size
this.bitRate = data.bitRate
this.language = data.language
this.codec = data.codec || null
this.timeBase = data.timeBase
this.channels = data.channels
this.channelLayout = data.channelLayout
this.chapters = data.chapters
this.embeddedCoverArt = data.embeddedCoverArt || null
// Old version of AudioFile used `tagAlbum` etc.
var isOldVersion = Object.keys(data).find(key => key.startsWith('tag'))
if (isOldVersion) {
this.metadata = new AudioFileMetadata(data)
} else {
this.metadata = new AudioFileMetadata(data.metadata || {})
}
}
setData(data) {
this.index = data.index || null
this.ino = data.ino || null
this.filename = data.filename
this.ext = data.ext
this.path = data.path
this.fullPath = data.fullPath
this.addedAt = Date.now()
this.trackNumFromMeta = data.trackNumFromMeta || null
this.trackNumFromFilename = data.trackNumFromFilename || null
this.cdNumFromFilename = data.cdNumFromFilename || null
this.manuallyVerified = !!data.manuallyVerified
this.invalid = !!data.invalid
this.exclude = !!data.exclude
this.error = data.error || null
this.format = data.format
this.duration = data.duration
this.size = data.size
this.bitRate = data.bit_rate || null
this.language = data.language
this.codec = data.codec || null
this.timeBase = data.time_base
this.channels = data.channels
this.channelLayout = data.channel_layout
this.chapters = data.chapters || []
this.embeddedCoverArt = data.embedded_cover_art || null
this.metadata = new AudioFileMetadata()
this.metadata.setData(data)
}
// New scanner creates AudioFile from AudioFileScanner
setData2(fileData, probeData) {
this.index = fileData.index || null
this.ino = fileData.ino || null
this.filename = fileData.filename
this.ext = fileData.ext
this.path = fileData.path
this.fullPath = fileData.fullPath
this.addedAt = Date.now()
}
syncChapters(updatedChapters) {
if (this.chapters.length !== updatedChapters.length) {
this.chapters = updatedChapters.map(ch => ({ ...ch }))
return true
} else if (updatedChapters.length === 0) {
if (this.chapters.length > 0) {
this.chapters = []
return true
}
return false
}
var hasUpdates = false
for (let i = 0; i < updatedChapters.length; i++) {
if (JSON.stringify(updatedChapters[i]) !== JSON.stringify(this.chapters[i])) {
hasUpdates = true
}
}
if (hasUpdates) {
this.chapters = updatedChapters.map(ch => ({ ...ch }))
}
return hasUpdates
}
// Called from audioFileScanner.js with scanData
updateMetadata(data) {
if (!this.metadata) this.metadata = new AudioFileMetadata()
var dataMap = {
format: data.format,
duration: data.duration,
size: data.size,
bitRate: data.bit_rate || null,
language: data.language,
codec: data.codec || null,
timeBase: data.time_base,
channels: data.channels,
channelLayout: data.channel_layout,
chapters: data.chapters || [],
embeddedCoverArt: data.embedded_cover_art || null,
trackNumFromMeta: data.trackNumFromMeta,
trackNumFromFilename: data.trackNumFromFilename,
cdNumFromFilename: data.cdNumFromFilename
}
var hasUpdates = false
for (const key in dataMap) {
if (key === 'chapters') {
var chaptersUpdated = this.syncChapters(dataMap.chapters)
if (chaptersUpdated) {
hasUpdates = true
}
} else if (dataMap[key] !== this[key]) {
// Logger.debug(`[AudioFile] "${key}" from ${this[key]} => ${dataMap[key]}`)
this[key] = dataMap[key]
hasUpdates = true
}
}
if (this.metadata.updateData(data)) {
hasUpdates = true
}
return hasUpdates
}
clone() {
return new AudioFile(this.toJSON())
}
// If the file or parent directory was renamed it is synced here
syncFile(newFile) {
var hasUpdates = false
var keysToSync = ['path', 'fullPath', 'ext', 'filename']
keysToSync.forEach((key) => {
if (newFile[key] !== undefined && newFile[key] !== this[key]) {
hasUpdates = true
this[key] = newFile[key]
}
})
return hasUpdates
}
}
module.exports = AudioFile