const axios = require('axios').default const htmlSanitizer = require('../utils/htmlSanitizer') const Logger = require('../Logger') const { isValidASIN } = require('../utils/index') class Audible { #responseTimeout = 30000 constructor() { this.regionMap = { us: '.com', ca: '.ca', uk: '.co.uk', au: '.com.au', fr: '.fr', de: '.de', jp: '.co.jp', it: '.it', in: '.in', es: '.es' } } /** * Audible will sometimes send sequences with "Book 1" or "2, Dramatized Adaptation" * @see https://github.com/advplyr/audiobookshelf/issues/2380 * @see https://github.com/advplyr/audiobookshelf/issues/1339 * * @param {string} seriesName * @param {string} sequence * @returns {string} */ cleanSeriesSequence(seriesName, sequence) { if (!sequence) return '' // match any number with optional decimal (e.g, 1 or 1.5 or .5) let numberFound = sequence.match(/\.\d+|\d+(?:\.\d+)?/) let updatedSequence = numberFound ? numberFound[0] : sequence if (sequence !== updatedSequence) { Logger.debug(`[Audible] Series "${seriesName}" sequence was cleaned from "${sequence}" to "${updatedSequence}"`) } return updatedSequence } cleanResult(item) { const { title, subtitle, asin, authors, narrators, publisherName, summary, releaseDate, image, genres, seriesPrimary, seriesSecondary, language, runtimeLengthMin, formatType } = item const series = [] if (seriesPrimary) { series.push({ series: seriesPrimary.name, sequence: this.cleanSeriesSequence(seriesPrimary.name, seriesPrimary.position || '') }) } if (seriesSecondary) { series.push({ series: seriesSecondary.name, sequence: this.cleanSeriesSequence(seriesSecondary.name, seriesSecondary.position || '') }) } const genresFiltered = genres ? genres.filter((g) => g.type == 'genre').map((g) => g.name) : [] const tagsFiltered = genres ? genres.filter((g) => g.type == 'tag').map((g) => g.name) : [] return { title, subtitle: subtitle || null, author: authors ? authors.map(({ name }) => name).join(', ') : null, narrator: narrators ? narrators.map(({ name }) => name).join(', ') : null, publisher: publisherName, publishedYear: releaseDate ? releaseDate.split('-')[0] : null, description: summary ? htmlSanitizer.stripAllTags(summary) : null, cover: image, asin, genres: genresFiltered.length ? genresFiltered : null, tags: tagsFiltered.length ? tagsFiltered.join(', ') : null, series: series.length ? series : null, language: language ? language.charAt(0).toUpperCase() + language.slice(1) : null, duration: runtimeLengthMin && !isNaN(runtimeLengthMin) ? Number(runtimeLengthMin) : 0, region: item.region || null, rating: item.rating || null, abridged: formatType === 'abridged' } } /** * * @param {string} asin * @param {string} region * @param {number} [timeout] response timeout in ms * @returns {Promise} */ asinSearch(asin, region, timeout = this.#responseTimeout) { if (!asin) return null if (!timeout || isNaN(timeout)) timeout = this.#responseTimeout asin = encodeURIComponent(asin.toUpperCase()) var regionQuery = region ? `?region=${region}` : '' var url = `https://api.audnex.us/books/${asin}${regionQuery}` Logger.debug(`[Audible] ASIN url: ${url}`) return axios .get(url, { timeout }) .then((res) => { if (!res?.data?.asin) return null return res.data }) .catch((error) => { Logger.error('[Audible] ASIN search error', error) return null }) } /** * * @param {string} title * @param {string} author * @param {string} asin * @param {string} region * @param {number} [timeout] response timeout in ms * @returns {Promise} */ async search(title, author, asin, region, timeout = this.#responseTimeout) { if (region && !this.regionMap[region]) { Logger.error(`[Audible] search: Invalid region ${region}`) region = '' } if (!timeout || isNaN(timeout)) timeout = this.#responseTimeout let items = [] if (asin && isValidASIN(asin.toUpperCase())) { const item = await this.asinSearch(asin, region, timeout) if (item) items.push(item) } if (!items.length && isValidASIN(title.toUpperCase())) { const item = await this.asinSearch(title, region, timeout) if (item) items.push(item) } if (!items.length) { const queryObj = { num_results: '10', products_sort_by: 'Relevance', title: title } if (author) queryObj.author = author const queryString = new URLSearchParams(queryObj).toString() const tld = region ? this.regionMap[region] : '.com' const url = `https://api.audible${tld}/1.0/catalog/products?${queryString}` Logger.debug(`[Audible] Search url: ${url}`) items = await axios .get(url, { timeout }) .then((res) => { if (!res?.data?.products) return null return Promise.all(res.data.products.map((result) => this.asinSearch(result.asin, region, timeout))) }) .catch((error) => { Logger.error('[Audible] query search error', error) return [] }) } return items.filter(Boolean).map((item) => this.cleanResult(item)) || [] } } module.exports = Audible