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Add:Epub metadata parser and cover extractor #1479
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8 changed files with 284 additions and 35 deletions
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@ -7,6 +7,8 @@ const imageType = require('../libs/imageType')
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const globals = require('../utils/globals')
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const { downloadImageFile, filePathToPOSIX, checkPathIsFile } = require('../utils/fileUtils')
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const { extractCoverArt } = require('../utils/ffmpegHelpers')
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const parseEbookMetadata = require('../utils/parsers/parseEbookMetadata')
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const CacheManager = require('../managers/CacheManager')
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class CoverManager {
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@ -234,6 +236,7 @@ class CoverManager {
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/**
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* Extract cover art from audio file and save for library item
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*
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* @param {import('../models/Book').AudioFileObject[]} audioFiles
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* @param {string} libraryItemId
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* @param {string} [libraryItemPath] null for isFile library items
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@ -268,6 +271,44 @@ class CoverManager {
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return null
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}
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/**
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* Extract cover art from ebook and save for library item
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*
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* @param {import('../utils/parsers/parseEbookMetadata').EBookFileScanData} ebookFileScanData
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* @param {string} libraryItemId
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* @param {string} [libraryItemPath] null for isFile library items
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* @returns {Promise<string>} returns cover path
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*/
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async saveEbookCoverArt(ebookFileScanData, libraryItemId, libraryItemPath) {
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if (!ebookFileScanData?.ebookCoverPath) return null
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let coverDirPath = null
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if (global.ServerSettings.storeCoverWithItem && libraryItemPath) {
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coverDirPath = libraryItemPath
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} else {
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coverDirPath = Path.posix.join(global.MetadataPath, 'items', libraryItemId)
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}
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await fs.ensureDir(coverDirPath)
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let extname = Path.extname(ebookFileScanData.ebookCoverPath) || '.jpg'
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if (extname === '.jpeg') extname = '.jpg'
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const coverFilename = `cover${extname}`
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const coverFilePath = Path.join(coverDirPath, coverFilename)
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// TODO: Overwrite if exists?
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const coverAlreadyExists = await fs.pathExists(coverFilePath)
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if (coverAlreadyExists) {
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Logger.warn(`[CoverManager] Extract embedded cover art but cover already exists for "${coverFilePath}" - overwriting`)
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}
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const success = await parseEbookMetadata.extractCoverImage(ebookFileScanData, coverFilePath)
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if (success) {
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await CacheManager.purgeCoverCache(libraryItemId)
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return coverFilePath
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}
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return null
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}
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/**
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*
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* @param {string} url
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