added AudiMeta

server/providers/AudiMeta.js

@@ -0,0 +1,162 @@
+const axios = require('axios').default
+const Logger = require('../Logger')
+const { isValidASIN } = require('../utils/index')
+
+class AudiMeta {
+  #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(`[AudiMeta] Series "${seriesName}" sequence was cleaned from "${sequence}" to "${updatedSequence}"`)
+    }
+    return updatedSequence
+  }
+
+  cleanResult(item) {
+    const { title, subtitle, asin, authors, narrators, publisherName, summary, releaseDate, imageUrl, genres, series, language, lengthMinutes, bookFormat	} = item
+
+    const seriesList = []
+
+    series.forEach((s) => {
+      seriesList.push({
+        series: s.name,
+        sequence: this.cleanSeriesSequence(s.name, (s.position || '').toString())
+      })
+    });
+
+    // Tags and Genres are flipped for AudiMeta
+    const genresFiltered = genres ? genres.filter((g) => g.type == 'Tags').map((g) => g.name) : []
+    const tagsFiltered = genres ? genres.filter((g) => g.type == 'Genres').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 || null,
+      cover: imageUrl,
+      asin,
+      genres: genresFiltered.length ? genresFiltered : null,
+      tags: tagsFiltered.length ? tagsFiltered.join(', ') : null,
+      series: seriesList.length ? seriesList : null,
+      language: language ? language.charAt(0).toUpperCase() + language.slice(1) : null,
+      duration: lengthMinutes && !isNaN(lengthMinutes) ? Number(lengthMinutes) : 0,
+      region: item.region || null,
+      rating: item.rating || null,
+      abridged: bookFormat === 'abridged'
+    }
+  }
+
+  /**
+   *
+   * @param {string} asin
+   * @param {string} region
+   * @param {number} [timeout] response timeout in ms
+   * @returns {Promise<Object>}
+   */
+  asinSearch(asin, region, timeout = this.#responseTimeout) {
+    if (!asin) return null
+    if (!timeout || isNaN(timeout)) timeout = this.#responseTimeout
+
+    asin = encodeURIComponent(asin.toUpperCase())
+    let regionQuery = region ? `?region=${region}` : ''
+    let url = `https://audimeta.de/book/${asin}${regionQuery}`
+    Logger.debug(`[AudiMeta] 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<Object[]>}
+   */
+  async search(title, author, asin, region, timeout = this.#responseTimeout) {
+    if (region && !this.regionMap[region]) {
+      Logger.error(`[AudiMeta] search: Invalid region ${region}`)
+      region = ''
+    }
+    if (!timeout || isNaN(timeout)) timeout = this.#responseTimeout
+
+    let items = []
+    if (asin && isValidASIN(asin.toUpperCase())) {
+      const item = await this.asinSearch(asin.toUpperCase(), region, timeout)
+      if (item) items.push(item)
+    }
+
+    if (!items.length && isValidASIN(title.toUpperCase())) {
+      const item = await this.asinSearch(title.toUpperCase(), region, timeout)
+      if (item) items.push(item)
+    }
+
+    if (!items.length) {
+      const queryObj = {
+        title: title,
+        region: region,
+        limit: '10'
+      }
+      if (author) queryObj.author = author
+      const queryString = new URLSearchParams(queryObj).toString()
+
+      const url = `https://audimeta.de/search?${queryString}`
+      Logger.debug(`[AudiMeta] Search url: ${url}`)
+      items = await axios
+        .get(url, {
+          timeout
+        }).then((res) => {
+          return res.data
+        })
+        .catch((error) => {
+          Logger.error('[AudiMeta] query search error', error)
+          return []
+        })
+    }
+    return items.filter(Boolean).map((item) => this.cleanResult(item)) || []
+  }
+}
+
+module.exports = AudiMeta