178 lines
5.7 KiB
JavaScript
178 lines
5.7 KiB
JavaScript
const Path = require('path')
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const uuidv4 = require('uuid').v4
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const date = require('../libs/dateAndTime')
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const { secondsToTimestamp } = require('../utils/index')
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class FeedEpisode {
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constructor(episode) {
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this.id = null
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this.title = null
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this.description = null
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this.enclosure = null
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this.pubDate = null
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this.link = null
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this.author = null
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this.explicit = null
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this.duration = null
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this.season = null
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this.episode = null
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this.episodeType = null
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this.libraryItemId = null
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this.episodeId = null
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this.trackIndex = null
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this.fullPath = null
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if (episode) {
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this.construct(episode)
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}
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}
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construct(episode) {
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this.id = episode.id
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this.title = episode.title
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this.description = episode.description
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this.enclosure = episode.enclosure ? { ...episode.enclosure } : null
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this.pubDate = episode.pubDate
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this.link = episode.link
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this.author = episode.author
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this.explicit = episode.explicit
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this.duration = episode.duration
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this.season = episode.season
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this.episode = episode.episode
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this.episodeType = episode.episodeType
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this.libraryItemId = episode.libraryItemId
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this.episodeId = episode.episodeId || null
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this.trackIndex = episode.trackIndex || 0
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this.fullPath = episode.fullPath
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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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title: this.title,
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description: this.description,
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enclosure: this.enclosure ? { ...this.enclosure } : null,
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pubDate: this.pubDate,
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link: this.link,
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author: this.author,
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explicit: this.explicit,
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duration: this.duration,
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season: this.season,
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episode: this.episode,
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episodeType: this.episodeType,
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libraryItemId: this.libraryItemId,
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episodeId: this.episodeId,
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trackIndex: this.trackIndex,
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fullPath: this.fullPath
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}
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}
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setFromPodcastEpisode(libraryItem, serverAddress, slug, episode, meta) {
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const contentFileExtension = Path.extname(episode.audioFile.metadata.filename)
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const contentUrl = `/feed/${slug}/item/${episode.id}/media${contentFileExtension}`
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const media = libraryItem.media
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const mediaMetadata = media.metadata
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this.id = episode.id
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this.title = episode.title
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this.description = episode.description || ''
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this.enclosure = {
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url: `${serverAddress}${contentUrl}`,
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type: episode.audioTrack.mimeType,
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size: episode.size
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}
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this.pubDate = episode.pubDate
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this.link = meta.link
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this.author = meta.author
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this.explicit = mediaMetadata.explicit
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this.duration = episode.duration
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this.season = episode.season
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this.episode = episode.episode
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this.episodeType = episode.episodeType
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this.libraryItemId = libraryItem.id
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this.episodeId = episode.id
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this.trackIndex = 0
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this.fullPath = episode.audioFile.metadata.path
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}
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/**
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*
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* @param {import('../objects/LibraryItem')} libraryItem
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* @param {string} serverAddress
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* @param {string} slug
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* @param {import('../objects/files/AudioTrack')} audioTrack
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* @param {Object} meta
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* @param {boolean} useChapterTitles
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* @param {string} [pubDateOverride] Used for series & collections to ensure correct episode order
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*/
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setFromAudiobookTrack(libraryItem, serverAddress, slug, audioTrack, meta, useChapterTitles, pubDateOverride = null) {
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// Example: <pubDate>Fri, 04 Feb 2015 00:00:00 GMT</pubDate>
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let timeOffset = isNaN(audioTrack.index) ? 0 : Number(audioTrack.index) * 1000 // Offset pubdate to ensure correct order
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let episodeId = uuidv4()
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// e.g. Track 1 will have a pub date before Track 2
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const audiobookPubDate = pubDateOverride || date.format(new Date(libraryItem.addedAt + timeOffset), 'ddd, DD MMM YYYY HH:mm:ss [GMT]')
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const contentFileExtension = Path.extname(audioTrack.metadata.filename)
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const contentUrl = `/feed/${slug}/item/${episodeId}/media${contentFileExtension}`
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const media = libraryItem.media
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const mediaMetadata = media.metadata
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let title = audioTrack.title
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if (libraryItem.media.tracks.length == 1) {
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// If audiobook is a single file, use book title instead of chapter/file title
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title = libraryItem.media.metadata.title
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} else {
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if (useChapterTitles) {
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// If audio track start and chapter start are within 1 seconds of eachother then use the chapter title
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const matchingChapter = libraryItem.media.chapters.find((ch) => Math.abs(ch.start - audioTrack.startOffset) < 1)
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if (matchingChapter?.title) title = matchingChapter.title
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}
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}
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this.id = episodeId
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this.title = title
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this.description = mediaMetadata.description || ''
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this.enclosure = {
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url: `${serverAddress}${contentUrl}`,
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type: audioTrack.mimeType,
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size: audioTrack.metadata.size
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}
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this.pubDate = audiobookPubDate
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this.link = meta.link
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this.author = meta.author
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this.explicit = mediaMetadata.explicit
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this.duration = audioTrack.duration
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this.libraryItemId = libraryItem.id
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this.episodeId = null
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this.trackIndex = audioTrack.index
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this.fullPath = audioTrack.metadata.path
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}
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getRSSData() {
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return {
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title: this.title,
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description: this.description || '',
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url: this.link,
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guid: this.enclosure.url,
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author: this.author,
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date: this.pubDate,
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enclosure: this.enclosure,
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custom_elements: [
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{ 'itunes:author': this.author },
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{ 'itunes:duration': secondsToTimestamp(this.duration) },
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{ 'itunes:summary': this.description || '' },
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{
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'itunes:explicit': !!this.explicit
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},
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{ 'itunes:episodeType': this.episodeType },
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{ 'itunes:season': this.season },
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{ 'itunes:episode': this.episode }
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]
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}
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}
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}
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module.exports = FeedEpisode
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