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Add:Epub metadata parser and cover extractor #1479

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advplyr 2024-01-07 17:51:07 -06:00
parent 48a08e9659
commit 69e23ef9f2
8 changed files with 284 additions and 35 deletions
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41
server/managers/CoverManager.js
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@ -7,6 +7,8 @@ const imageType = require('../libs/imageType')
const globals = require('../utils/globals')
const { downloadImageFile, filePathToPOSIX, checkPathIsFile } = require('../utils/fileUtils')
const { extractCoverArt } = require('../utils/ffmpegHelpers')
const parseEbookMetadata = require('../utils/parsers/parseEbookMetadata')
const CacheManager = require('../managers/CacheManager')
class CoverManager {
@ -234,6 +236,7 @@ class CoverManager {
/**
* Extract cover art from audio file and save for library item
*
* @param {import('../models/Book').AudioFileObject[]} audioFiles
* @param {string} libraryItemId
* @param {string} [libraryItemPath] null for isFile library items
@ -268,6 +271,44 @@ class CoverManager {
return null
}
/**
* Extract cover art from ebook and save for library item
*
* @param {import('../utils/parsers/parseEbookMetadata').EBookFileScanData} ebookFileScanData
* @param {string} libraryItemId
* @param {string} [libraryItemPath] null for isFile library items
* @returns {Promise<string>} returns cover path
*/
async saveEbookCoverArt(ebookFileScanData, libraryItemId, libraryItemPath) {
if (!ebookFileScanData?.ebookCoverPath) return null
let coverDirPath = null
if (global.ServerSettings.storeCoverWithItem && libraryItemPath) {
coverDirPath = libraryItemPath
} else {
coverDirPath = Path.posix.join(global.MetadataPath, 'items', libraryItemId)
}
await fs.ensureDir(coverDirPath)
let extname = Path.extname(ebookFileScanData.ebookCoverPath) || '.jpg'
if (extname === '.jpeg') extname = '.jpg'
const coverFilename = `cover${extname}`
const coverFilePath = Path.join(coverDirPath, coverFilename)
// TODO: Overwrite if exists?
const coverAlreadyExists = await fs.pathExists(coverFilePath)
if (coverAlreadyExists) {
Logger.warn(`[CoverManager] Extract embedded cover art but cover already exists for "${coverFilePath}" - overwriting`)
}
const success = await parseEbookMetadata.extractCoverImage(ebookFileScanData, coverFilePath)
if (success) {
await CacheManager.purgeCoverCache(libraryItemId)
return coverFilePath
}
return null
}
/**
*
* @param {string} url