audiobookshelf/server/providers/iTunes.js

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const axios = require('axios')
const Logger = require('../Logger')
const { stripHtml } = require('string-strip-html')
class iTunes {
constructor() { }
// https://developer.apple.com/library/archive/documentation/AudioVideo/Conceptual/iTuneSearchAPI/Searching.html
search(options) {
if (!options.term) {
Logger.error('[iTunes] Invalid search options - no term')
return []
}
var query = {
term: options.term,
media: options.media,
entity: options.entity,
lang: options.lang,
limit: options.limit,
country: options.country
}
return axios.get('https://itunes.apple.com/search', { params: query }).then((response) => {
return response.data.results || []
}).catch((error) => {
Logger.error(`[iTunes] search request error`, error)
return []
})
}
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// Example cover art: https://is1-ssl.mzstatic.com/image/thumb/Music118/v4/cb/ea/73/cbea739b-ff3b-11c4-fb93-7889fbec7390/9781598874983_cover.jpg/100x100bb.jpg
// 100x100bb can be replaced by other values https://github.com/bendodson/itunes-artwork-finder
// Target size 600 or larger
getCoverArtwork(data) {
if (data.artworkUrl600) {
return data.artworkUrl600
}
// Should already be sorted from small to large
var artworkSizes = Object.keys(data).filter(key => key.startsWith('artworkUrl')).map(key => {
return {
url: data[key],
size: Number(key.replace('artworkUrl', ''))
}
})
if (!artworkSizes.length) return null
// Return next biggest size > 600
var nextBestSize = artworkSizes.find(size => size.size > 600)
if (nextBestSize) return nextBestSize.url
// Find square artwork
var squareArtwork = artworkSizes.find(size => size.url.includes(`${size.size}x${size.size}bb`))
// Square cover replace with 600x600bb
if (squareArtwork) {
return squareArtwork.url.replace(`${squareArtwork.size}x${squareArtwork.size}bb`, '600x600bb')
}
// Last resort just return biggest size
return artworkSizes[artworkSizes.length - 1].url
}
cleanAudiobook(data) {
return {
id: data.collectionId,
artistId: data.artistId,
title: data.collectionName,
author: data.artistName,
description: stripHtml(data.description || '').result,
publishedYear: data.releaseDate ? data.releaseDate.split('-')[0] : null,
genres: data.primaryGenreName ? [data.primaryGenreName] : [],
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cover: this.getCoverArtwork(data)
}
}
searchAudiobooks(term) {
return this.search({ term, entity: 'audiobook', media: 'audiobook' }).then((results) => {
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return results.map(this.cleanAudiobook.bind(this))
})
}
cleanPodcast(data) {
return {
id: data.collectionId,
artistId: data.artistId,
title: data.collectionName,
artistName: data.artistName,
description: stripHtml(data.description || '').result,
releaseDate: data.releaseDate,
genres: data.genres || [],
cover: this.getCoverArtwork(data),
trackCount: data.trackCount,
feedUrl: data.feedUrl,
pageUrl: data.collectionViewUrl
}
}
searchPodcasts(term, options = {}) {
return this.search({ term, entity: 'podcast', media: 'podcast', ...options }).then((results) => {
return results.map(this.cleanPodcast.bind(this))
})
}
}
module.exports = iTunes