audiobookshelf/server/controllers/LibraryItemController.js

958 lines
32 KiB
JavaScript

const { Request, Response, NextFunction } = require('express')
const Path = require('path')
const fs = require('../libs/fsExtra')
const uaParserJs = require('../libs/uaParser')
const Logger = require('../Logger')
const SocketAuthority = require('../SocketAuthority')
const Database = require('../Database')
const zipHelpers = require('../utils/zipHelpers')
const { reqSupportsWebp } = require('../utils/index')
const { ScanResult, AudioMimeType } = require('../utils/constants')
const { getAudioMimeTypeFromExtname, encodeUriPath } = require('../utils/fileUtils')
const LibraryItemScanner = require('../scanner/LibraryItemScanner')
const AudioFileScanner = require('../scanner/AudioFileScanner')
const Scanner = require('../scanner/Scanner')
const CacheManager = require('../managers/CacheManager')
const CoverManager = require('../managers/CoverManager')
const ShareManager = require('../managers/ShareManager')
/**
* @typedef RequestUserObject
* @property {import('../models/User')} user
*
* @typedef {Request & RequestUserObject} RequestWithUser
*/
class LibraryItemController {
constructor() {}
/**
* GET: /api/items/:id
* Optional query params:
* ?include=progress,rssfeed,downloads,share
* ?expanded=1
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async findOne(req, res) {
const includeEntities = (req.query.include || '').split(',')
if (req.query.expanded == 1) {
var item = req.libraryItem.toJSONExpanded()
// Include users media progress
if (includeEntities.includes('progress')) {
var episodeId = req.query.episode || null
item.userMediaProgress = req.user.getOldMediaProgress(item.id, episodeId)
}
if (includeEntities.includes('rssfeed')) {
const feedData = await this.rssFeedManager.findFeedForEntityId(item.id)
item.rssFeed = feedData?.toJSONMinified() || null
}
if (item.mediaType === 'book' && req.user.isAdminOrUp && includeEntities.includes('share')) {
item.mediaItemShare = ShareManager.findByMediaItemId(item.media.id)
}
if (item.mediaType === 'podcast' && includeEntities.includes('downloads')) {
const downloadsInQueue = this.podcastManager.getEpisodeDownloadsInQueue(req.libraryItem.id)
item.episodeDownloadsQueued = downloadsInQueue.map((d) => d.toJSONForClient())
if (this.podcastManager.currentDownload?.libraryItemId === req.libraryItem.id) {
item.episodesDownloading = [this.podcastManager.currentDownload.toJSONForClient()]
}
}
return res.json(item)
}
res.json(req.libraryItem)
}
/**
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async update(req, res) {
var libraryItem = req.libraryItem
// Item has cover and update is removing cover so purge it from cache
if (libraryItem.media.coverPath && req.body.media && (req.body.media.coverPath === '' || req.body.media.coverPath === null)) {
await CacheManager.purgeCoverCache(libraryItem.id)
}
const hasUpdates = libraryItem.update(req.body)
if (hasUpdates) {
Logger.debug(`[LibraryItemController] Updated now saving`)
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
}
res.json(libraryItem.toJSON())
}
/**
* DELETE: /api/items/:id
* Delete library item. Will delete from database and file system if hard delete is requested.
* Optional query params:
* ?hard=1
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async delete(req, res) {
const hardDelete = req.query.hard == 1 // Delete from file system
const libraryItemPath = req.libraryItem.path
const mediaItemIds = req.libraryItem.mediaType === 'podcast' ? req.libraryItem.media.episodes.map((ep) => ep.id) : [req.libraryItem.media.id]
await this.handleDeleteLibraryItem(req.libraryItem.mediaType, req.libraryItem.id, mediaItemIds)
if (hardDelete) {
Logger.info(`[LibraryItemController] Deleting library item from file system at "${libraryItemPath}"`)
await fs.remove(libraryItemPath).catch((error) => {
Logger.error(`[LibraryItemController] Failed to delete library item from file system at "${libraryItemPath}"`, error)
})
}
await Database.resetLibraryIssuesFilterData(req.libraryItem.libraryId)
res.sendStatus(200)
}
/**
* GET: /api/items/:id/download
* Download library item. Zip file if multiple files.
*
* @param {RequestWithUser} req
* @param {Response} res
*/
download(req, res) {
if (!req.user.canDownload) {
Logger.warn(`User "${req.user.username}" attempted to download without permission`)
return res.sendStatus(403)
}
const libraryItemPath = req.libraryItem.path
const itemTitle = req.libraryItem.media.metadata.title
// If library item is a single file in root dir then no need to zip
if (req.libraryItem.isFile) {
// Express does not set the correct mimetype for m4b files so use our defined mimetypes if available
const audioMimeType = getAudioMimeTypeFromExtname(Path.extname(libraryItemPath))
if (audioMimeType) {
res.setHeader('Content-Type', audioMimeType)
}
Logger.info(`[LibraryItemController] User "${req.user.username}" requested download for item "${itemTitle}" at "${libraryItemPath}"`)
res.download(libraryItemPath, req.libraryItem.relPath)
return
}
Logger.info(`[LibraryItemController] User "${req.user.username}" requested download for item "${itemTitle}" at "${libraryItemPath}"`)
const filename = `${itemTitle}.zip`
zipHelpers.zipDirectoryPipe(libraryItemPath, filename, res)
}
/**
* PATCH: /items/:id/media
* Update media for a library item. Will create new authors & series when necessary
*
* @this {import('../routers/ApiRouter')}
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async updateMedia(req, res) {
const libraryItem = req.libraryItem
const mediaPayload = req.body
if (mediaPayload.url) {
await LibraryItemController.prototype.uploadCover.bind(this)(req, res, false)
if (res.writableEnded || res.headersSent) return
}
// Book specific
if (libraryItem.isBook) {
await this.createAuthorsAndSeriesForItemUpdate(mediaPayload, libraryItem.libraryId)
}
// Podcast specific
let isPodcastAutoDownloadUpdated = false
if (libraryItem.isPodcast) {
if (mediaPayload.autoDownloadEpisodes !== undefined && libraryItem.media.autoDownloadEpisodes !== mediaPayload.autoDownloadEpisodes) {
isPodcastAutoDownloadUpdated = true
} else if (mediaPayload.autoDownloadSchedule !== undefined && libraryItem.media.autoDownloadSchedule !== mediaPayload.autoDownloadSchedule) {
isPodcastAutoDownloadUpdated = true
}
}
// Book specific - Get all series being removed from this item
let seriesRemoved = []
if (libraryItem.isBook && mediaPayload.metadata?.series) {
const seriesIdsInUpdate = mediaPayload.metadata.series?.map((se) => se.id) || []
seriesRemoved = libraryItem.media.metadata.series.filter((se) => !seriesIdsInUpdate.includes(se.id))
}
let authorsRemoved = []
if (libraryItem.isBook && mediaPayload.metadata?.authors) {
const authorIdsInUpdate = mediaPayload.metadata.authors.map((au) => au.id)
authorsRemoved = libraryItem.media.metadata.authors.filter((au) => !authorIdsInUpdate.includes(au.id))
}
const hasUpdates = libraryItem.media.update(mediaPayload) || mediaPayload.url
if (hasUpdates) {
libraryItem.updatedAt = Date.now()
if (seriesRemoved.length) {
// Check remove empty series
Logger.debug(`[LibraryItemController] Series was removed from book. Check if series is now empty.`)
await this.checkRemoveEmptySeries(
libraryItem.media.id,
seriesRemoved.map((se) => se.id)
)
}
if (isPodcastAutoDownloadUpdated) {
this.cronManager.checkUpdatePodcastCron(libraryItem)
}
Logger.debug(`[LibraryItemController] Updated library item media ${libraryItem.media.metadata.title}`)
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
if (authorsRemoved.length) {
// Check remove empty authors
Logger.debug(`[LibraryItemController] Authors were removed from book. Check if authors are now empty.`)
await this.checkRemoveAuthorsWithNoBooks(
libraryItem.libraryId,
authorsRemoved.map((au) => au.id)
)
}
}
res.json({
updated: hasUpdates,
libraryItem
})
}
/**
* POST: /api/items/:id/cover
*
* @param {RequestWithUser} req
* @param {Response} res
* @param {boolean} [updateAndReturnJson=true]
*/
async uploadCover(req, res, updateAndReturnJson = true) {
if (!req.user.canUpload) {
Logger.warn(`User "${req.user.username}" attempted to upload a cover without permission`)
return res.sendStatus(403)
}
let libraryItem = req.libraryItem
let result = null
if (req.body?.url) {
Logger.debug(`[LibraryItemController] Requesting download cover from url "${req.body.url}"`)
result = await CoverManager.downloadCoverFromUrl(libraryItem, req.body.url)
} else if (req.files?.cover) {
Logger.debug(`[LibraryItemController] Handling uploaded cover`)
result = await CoverManager.uploadCover(libraryItem, req.files.cover)
} else {
return res.status(400).send('Invalid request no file or url')
}
if (result?.error) {
return res.status(400).send(result.error)
} else if (!result?.cover) {
return res.status(500).send('Unknown error occurred')
}
if (updateAndReturnJson) {
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
res.json({
success: true,
cover: result.cover
})
}
}
/**
* PATCH: /api/items/:id/cover
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async updateCover(req, res) {
const libraryItem = req.libraryItem
if (!req.body.cover) {
return res.status(400).send('Invalid request no cover path')
}
const validationResult = await CoverManager.validateCoverPath(req.body.cover, libraryItem)
if (validationResult.error) {
return res.status(500).send(validationResult.error)
}
if (validationResult.updated) {
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
}
res.json({
success: true,
cover: validationResult.cover
})
}
/**
* DELETE: /api/items/:id/cover
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async removeCover(req, res) {
var libraryItem = req.libraryItem
if (libraryItem.media.coverPath) {
libraryItem.updateMediaCover('')
await CacheManager.purgeCoverCache(libraryItem.id)
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
}
res.sendStatus(200)
}
/**
* GET: /api/items/:id/cover
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async getCover(req, res) {
const {
query: { width, height, format, raw }
} = req
const libraryItem = await Database.libraryItemModel.findByPk(req.params.id, {
attributes: ['id', 'mediaType', 'mediaId', 'libraryId'],
include: [
{
model: Database.bookModel,
attributes: ['id', 'coverPath', 'tags', 'explicit']
},
{
model: Database.podcastModel,
attributes: ['id', 'coverPath', 'tags', 'explicit']
}
]
})
if (!libraryItem) {
Logger.warn(`[LibraryItemController] getCover: Library item "${req.params.id}" does not exist`)
return res.sendStatus(404)
}
// Check if user can access this library item
if (!req.user.checkCanAccessLibraryItem(libraryItem)) {
return res.sendStatus(403)
}
// Check if library item media has a cover path
if (!libraryItem.media.coverPath || !(await fs.pathExists(libraryItem.media.coverPath))) {
return res.sendStatus(404)
}
if (req.query.ts) res.set('Cache-Control', 'private, max-age=86400')
if (raw) {
// any value
if (global.XAccel) {
const encodedURI = encodeUriPath(global.XAccel + libraryItem.media.coverPath)
Logger.debug(`Use X-Accel to serve static file ${encodedURI}`)
return res.status(204).header({ 'X-Accel-Redirect': encodedURI }).send()
}
return res.sendFile(libraryItem.media.coverPath)
}
const options = {
format: format || (reqSupportsWebp(req) ? 'webp' : 'jpeg'),
height: height ? parseInt(height) : null,
width: width ? parseInt(width) : null
}
return CacheManager.handleCoverCache(res, libraryItem.id, libraryItem.media.coverPath, options)
}
/**
* POST: /api/items/:id/play
*
* @this {import('../routers/ApiRouter')}
*
* @param {RequestWithUser} req
* @param {Response} res
*/
startPlaybackSession(req, res) {
if (!req.libraryItem.media.numTracks) {
Logger.error(`[LibraryItemController] startPlaybackSession cannot playback ${req.libraryItem.id}`)
return res.sendStatus(404)
}
this.playbackSessionManager.startSessionRequest(req, res, null)
}
/**
* POST: /api/items/:id/play/:episodeId
*
* @this {import('../routers/ApiRouter')}
*
* @param {RequestWithUser} req
* @param {Response} res
*/
startEpisodePlaybackSession(req, res) {
var libraryItem = req.libraryItem
if (!libraryItem.media.numTracks) {
Logger.error(`[LibraryItemController] startPlaybackSession cannot playback ${libraryItem.id}`)
return res.sendStatus(404)
}
var episodeId = req.params.episodeId
if (!libraryItem.media.episodes.find((ep) => ep.id === episodeId)) {
Logger.error(`[LibraryItemController] startPlaybackSession episode ${episodeId} not found for item ${libraryItem.id}`)
return res.sendStatus(404)
}
this.playbackSessionManager.startSessionRequest(req, res, episodeId)
}
/**
* PATCH: /api/items/:id/tracks
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async updateTracks(req, res) {
var libraryItem = req.libraryItem
var orderedFileData = req.body.orderedFileData
if (!libraryItem.media.updateAudioTracks) {
Logger.error(`[LibraryItemController] updateTracks invalid media type ${libraryItem.id}`)
return res.sendStatus(500)
}
libraryItem.media.updateAudioTracks(orderedFileData)
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
res.json(libraryItem.toJSON())
}
/**
* POST /api/items/:id/match
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async match(req, res) {
var libraryItem = req.libraryItem
var options = req.body || {}
var matchResult = await Scanner.quickMatchLibraryItem(libraryItem, options)
res.json(matchResult)
}
/**
* POST: /api/items/batch/delete
* Batch delete library items. Will delete from database and file system if hard delete is requested.
* Optional query params:
* ?hard=1
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async batchDelete(req, res) {
if (!req.user.canDelete) {
Logger.warn(`[LibraryItemController] User "${req.user.username}" attempted to delete without permission`)
return res.sendStatus(403)
}
const hardDelete = req.query.hard == 1 // Delete files from filesystem
const { libraryItemIds } = req.body
if (!libraryItemIds?.length) {
return res.status(400).send('Invalid request body')
}
const itemsToDelete = await Database.libraryItemModel.getAllOldLibraryItems({
id: libraryItemIds
})
if (!itemsToDelete.length) {
return res.sendStatus(404)
}
const libraryId = itemsToDelete[0].libraryId
for (const libraryItem of itemsToDelete) {
const libraryItemPath = libraryItem.path
Logger.info(`[LibraryItemController] (${hardDelete ? 'Hard' : 'Soft'}) deleting Library Item "${libraryItem.media.metadata.title}" with id "${libraryItem.id}"`)
const mediaItemIds = libraryItem.mediaType === 'podcast' ? libraryItem.media.episodes.map((ep) => ep.id) : [libraryItem.media.id]
await this.handleDeleteLibraryItem(libraryItem.mediaType, libraryItem.id, mediaItemIds)
if (hardDelete) {
Logger.info(`[LibraryItemController] Deleting library item from file system at "${libraryItemPath}"`)
await fs.remove(libraryItemPath).catch((error) => {
Logger.error(`[LibraryItemController] Failed to delete library item from file system at "${libraryItemPath}"`, error)
})
}
}
await Database.resetLibraryIssuesFilterData(libraryId)
res.sendStatus(200)
}
/**
* POST: /api/items/batch/update
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async batchUpdate(req, res) {
const updatePayloads = req.body
if (!updatePayloads?.length) {
return res.sendStatus(500)
}
let itemsUpdated = 0
for (const updatePayload of updatePayloads) {
const mediaPayload = updatePayload.mediaPayload
const libraryItem = await Database.libraryItemModel.getOldById(updatePayload.id)
if (!libraryItem) return null
await this.createAuthorsAndSeriesForItemUpdate(mediaPayload, libraryItem.libraryId)
let seriesRemoved = []
if (libraryItem.isBook && mediaPayload.metadata?.series) {
const seriesIdsInUpdate = (mediaPayload.metadata?.series || []).map((se) => se.id)
seriesRemoved = libraryItem.media.metadata.series.filter((se) => !seriesIdsInUpdate.includes(se.id))
}
if (libraryItem.media.update(mediaPayload)) {
Logger.debug(`[LibraryItemController] Updated library item media ${libraryItem.media.metadata.title}`)
if (seriesRemoved.length) {
// Check remove empty series
Logger.debug(`[LibraryItemController] Series was removed from book. Check if series is now empty.`)
await this.checkRemoveEmptySeries(
libraryItem.media.id,
seriesRemoved.map((se) => se.id)
)
}
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
itemsUpdated++
}
}
res.json({
success: true,
updates: itemsUpdated
})
}
/**
* POST: /api/items/batch/get
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async batchGet(req, res) {
const libraryItemIds = req.body.libraryItemIds || []
if (!libraryItemIds.length) {
return res.status(403).send('Invalid payload')
}
const libraryItems = await Database.libraryItemModel.getAllOldLibraryItems({
id: libraryItemIds
})
res.json({
libraryItems: libraryItems.map((li) => li.toJSONExpanded())
})
}
/**
* POST: /api/items/batch/quickmatch
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async batchQuickMatch(req, res) {
if (!req.user.isAdminOrUp) {
Logger.warn(`Non-admin user "${req.user.username}" other than admin attempted to batch quick match library items`)
return res.sendStatus(403)
}
let itemsUpdated = 0
let itemsUnmatched = 0
const options = req.body.options || {}
if (!req.body.libraryItemIds?.length) {
return res.sendStatus(400)
}
const libraryItems = await Database.libraryItemModel.getAllOldLibraryItems({
id: req.body.libraryItemIds
})
if (!libraryItems?.length) {
return res.sendStatus(400)
}
res.sendStatus(200)
for (const libraryItem of libraryItems) {
const matchResult = await Scanner.quickMatchLibraryItem(libraryItem, options)
if (matchResult.updated) {
itemsUpdated++
} else if (matchResult.warning) {
itemsUnmatched++
}
}
const result = {
success: itemsUpdated > 0,
updates: itemsUpdated,
unmatched: itemsUnmatched
}
SocketAuthority.clientEmitter(req.user.id, 'batch_quickmatch_complete', result)
}
/**
* POST: /api/items/batch/scan
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async batchScan(req, res) {
if (!req.user.isAdminOrUp) {
Logger.warn(`Non-admin user "${req.user.username}" other than admin attempted to batch scan library items`)
return res.sendStatus(403)
}
if (!req.body.libraryItemIds?.length) {
return res.sendStatus(400)
}
const libraryItems = await Database.libraryItemModel.findAll({
where: {
id: req.body.libraryItemIds
},
attributes: ['id', 'libraryId', 'isFile']
})
if (!libraryItems?.length) {
return res.sendStatus(400)
}
res.sendStatus(200)
const libraryId = libraryItems[0].libraryId
for (const libraryItem of libraryItems) {
if (libraryItem.isFile) {
Logger.warn(`[LibraryItemController] Re-scanning file library items not yet supported`)
} else {
await LibraryItemScanner.scanLibraryItem(libraryItem.id)
}
}
await Database.resetLibraryIssuesFilterData(libraryId)
}
/**
* POST: /api/items/:id/scan
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async scan(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[LibraryItemController] Non-admin user "${req.user.username}" attempted to scan library item`)
return res.sendStatus(403)
}
if (req.libraryItem.isFile) {
Logger.error(`[LibraryItemController] Re-scanning file library items not yet supported`)
return res.sendStatus(500)
}
const result = await LibraryItemScanner.scanLibraryItem(req.libraryItem.id)
await Database.resetLibraryIssuesFilterData(req.libraryItem.libraryId)
res.json({
result: Object.keys(ScanResult).find((key) => ScanResult[key] == result)
})
}
/**
* GET: /api/items/:id/metadata-object
*
* @param {RequestWithUser} req
* @param {Response} res
*/
getMetadataObject(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[LibraryItemController] Non-admin user "${req.user.username}" attempted to get metadata object`)
return res.sendStatus(403)
}
if (req.libraryItem.isMissing || !req.libraryItem.hasAudioFiles || !req.libraryItem.isBook) {
Logger.error(`[LibraryItemController] Invalid library item`)
return res.sendStatus(500)
}
res.json(this.audioMetadataManager.getMetadataObjectForApi(req.libraryItem))
}
/**
* POST: /api/items/:id/chapters
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async updateMediaChapters(req, res) {
if (!req.user.canUpdate) {
Logger.error(`[LibraryItemController] User "${req.user.username}" attempted to update chapters with invalid permissions`)
return res.sendStatus(403)
}
if (req.libraryItem.isMissing || !req.libraryItem.hasAudioFiles || !req.libraryItem.isBook) {
Logger.error(`[LibraryItemController] Invalid library item`)
return res.sendStatus(500)
}
if (!req.body.chapters) {
Logger.error(`[LibraryItemController] Invalid payload`)
return res.sendStatus(400)
}
const chapters = req.body.chapters || []
const wasUpdated = req.libraryItem.media.updateChapters(chapters)
if (wasUpdated) {
await Database.updateLibraryItem(req.libraryItem)
SocketAuthority.emitter('item_updated', req.libraryItem.toJSONExpanded())
}
res.json({
success: true,
updated: wasUpdated
})
}
/**
* GET: /api/items/:id/ffprobe/:fileid
* FFProbe JSON result from audio file
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async getFFprobeData(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[LibraryItemController] Non-admin user "${req.user.username}" attempted to get ffprobe data`)
return res.sendStatus(403)
}
if (req.libraryFile.fileType !== 'audio') {
Logger.error(`[LibraryItemController] Invalid filetype "${req.libraryFile.fileType}" for fileid "${req.params.fileid}". Expected audio file`)
return res.sendStatus(400)
}
const audioFile = req.libraryItem.media.findFileWithInode(req.params.fileid)
if (!audioFile) {
Logger.error(`[LibraryItemController] Audio file not found with inode value ${req.params.fileid}`)
return res.sendStatus(404)
}
const ffprobeData = await AudioFileScanner.probeAudioFile(audioFile)
res.json(ffprobeData)
}
/**
* GET api/items/:id/file/:fileid
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async getLibraryFile(req, res) {
const libraryFile = req.libraryFile
if (global.XAccel) {
const encodedURI = encodeUriPath(global.XAccel + libraryFile.metadata.path)
Logger.debug(`Use X-Accel to serve static file ${encodedURI}`)
return res.status(204).header({ 'X-Accel-Redirect': encodedURI }).send()
}
// Express does not set the correct mimetype for m4b files so use our defined mimetypes if available
const audioMimeType = getAudioMimeTypeFromExtname(Path.extname(libraryFile.metadata.path))
if (audioMimeType) {
res.setHeader('Content-Type', audioMimeType)
}
res.sendFile(libraryFile.metadata.path)
}
/**
* DELETE api/items/:id/file/:fileid
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async deleteLibraryFile(req, res) {
const libraryFile = req.libraryFile
Logger.info(`[LibraryItemController] User "${req.user.username}" requested file delete at "${libraryFile.metadata.path}"`)
await fs.remove(libraryFile.metadata.path).catch((error) => {
Logger.error(`[LibraryItemController] Failed to delete library file at "${libraryFile.metadata.path}"`, error)
})
req.libraryItem.removeLibraryFile(req.params.fileid)
if (req.libraryItem.media.removeFileWithInode(req.params.fileid)) {
// If book has no more media files then mark it as missing
if (req.libraryItem.mediaType === 'book' && !req.libraryItem.media.hasMediaEntities) {
req.libraryItem.setMissing()
}
}
req.libraryItem.updatedAt = Date.now()
await Database.updateLibraryItem(req.libraryItem)
SocketAuthority.emitter('item_updated', req.libraryItem.toJSONExpanded())
res.sendStatus(200)
}
/**
* GET api/items/:id/file/:fileid/download
* Same as GET api/items/:id/file/:fileid but allows logging and restricting downloads
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async downloadLibraryFile(req, res) {
const libraryFile = req.libraryFile
const ua = uaParserJs(req.headers['user-agent'])
if (!req.user.canDownload) {
Logger.error(`[LibraryItemController] User "${req.user.username}" without download permission attempted to download file "${libraryFile.metadata.path}"`)
return res.sendStatus(403)
}
Logger.info(`[LibraryItemController] User "${req.user.username}" requested download for item "${req.libraryItem.media.metadata.title}" file at "${libraryFile.metadata.path}"`)
if (global.XAccel) {
const encodedURI = encodeUriPath(global.XAccel + libraryFile.metadata.path)
Logger.debug(`Use X-Accel to serve static file ${encodedURI}`)
return res.status(204).header({ 'X-Accel-Redirect': encodedURI }).send()
}
// Express does not set the correct mimetype for m4b files so use our defined mimetypes if available
let audioMimeType = getAudioMimeTypeFromExtname(Path.extname(libraryFile.metadata.path))
if (audioMimeType) {
// Work-around for Apple devices mishandling Content-Type on mobile browsers:
// https://github.com/advplyr/audiobookshelf/issues/3310
// We actually need to check for Webkit on Apple mobile devices because this issue impacts all browsers on iOS/iPadOS/etc, not just Safari.
const isAppleMobileBrowser = ua.device.vendor === 'Apple' && ua.device.type === 'mobile' && ua.engine.name === 'WebKit'
if (isAppleMobileBrowser && audioMimeType === AudioMimeType.M4B) {
audioMimeType = 'audio/m4b'
}
res.setHeader('Content-Type', audioMimeType)
}
res.download(libraryFile.metadata.path, libraryFile.metadata.filename)
}
/**
* GET api/items/:id/ebook/:fileid?
* fileid is the inode value stored in LibraryFile.ino or EBookFile.ino
* fileid is only required when reading a supplementary ebook
* when no fileid is passed in the primary ebook will be returned
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async getEBookFile(req, res) {
let ebookFile = null
if (req.params.fileid) {
ebookFile = req.libraryItem.libraryFiles.find((lf) => lf.ino === req.params.fileid)
if (!ebookFile?.isEBookFile) {
Logger.error(`[LibraryItemController] Invalid ebook file id "${req.params.fileid}"`)
return res.status(400).send('Invalid ebook file id')
}
} else {
ebookFile = req.libraryItem.media.ebookFile
}
if (!ebookFile) {
Logger.error(`[LibraryItemController] No ebookFile for library item "${req.libraryItem.media.metadata.title}"`)
return res.sendStatus(404)
}
const ebookFilePath = ebookFile.metadata.path
Logger.info(`[LibraryItemController] User "${req.user.username}" requested download for item "${req.libraryItem.media.metadata.title}" ebook at "${ebookFilePath}"`)
if (global.XAccel) {
const encodedURI = encodeUriPath(global.XAccel + ebookFilePath)
Logger.debug(`Use X-Accel to serve static file ${encodedURI}`)
return res.status(204).header({ 'X-Accel-Redirect': encodedURI }).send()
}
res.sendFile(ebookFilePath)
}
/**
* PATCH api/items/:id/ebook/:fileid/status
* toggle the status of an ebook file.
* if an ebook file is the primary ebook, then it will be changed to supplementary
* if an ebook file is supplementary, then it will be changed to primary
*
* @param {RequestWithUser} req
* @param {Response} res
*/
async updateEbookFileStatus(req, res) {
const ebookLibraryFile = req.libraryItem.libraryFiles.find((lf) => lf.ino === req.params.fileid)
if (!ebookLibraryFile?.isEBookFile) {
Logger.error(`[LibraryItemController] Invalid ebook file id "${req.params.fileid}"`)
return res.status(400).send('Invalid ebook file id')
}
if (ebookLibraryFile.isSupplementary) {
Logger.info(`[LibraryItemController] Updating ebook file "${ebookLibraryFile.metadata.filename}" to primary`)
req.libraryItem.setPrimaryEbook(ebookLibraryFile)
} else {
Logger.info(`[LibraryItemController] Updating ebook file "${ebookLibraryFile.metadata.filename}" to supplementary`)
ebookLibraryFile.isSupplementary = true
req.libraryItem.setPrimaryEbook(null)
}
req.libraryItem.updatedAt = Date.now()
await Database.updateLibraryItem(req.libraryItem)
SocketAuthority.emitter('item_updated', req.libraryItem.toJSONExpanded())
res.sendStatus(200)
}
/**
*
* @param {RequestWithUser} req
* @param {Response} res
* @param {NextFunction} next
*/
async middleware(req, res, next) {
req.libraryItem = await Database.libraryItemModel.getOldById(req.params.id)
if (!req.libraryItem?.media) return res.sendStatus(404)
// Check user can access this library item
if (!req.user.checkCanAccessLibraryItem(req.libraryItem)) {
return res.sendStatus(403)
}
// For library file routes, get the library file
if (req.params.fileid) {
req.libraryFile = req.libraryItem.libraryFiles.find((lf) => lf.ino === req.params.fileid)
if (!req.libraryFile) {
Logger.error(`[LibraryItemController] Library file "${req.params.fileid}" does not exist for library item`)
return res.sendStatus(404)
}
}
if (req.path.includes('/play')) {
// allow POST requests using /play and /play/:episodeId
} else if (req.method == 'DELETE' && !req.user.canDelete) {
Logger.warn(`[LibraryItemController] User "${req.user.username}" attempted to delete without permission`)
return res.sendStatus(403)
} else if ((req.method == 'PATCH' || req.method == 'POST') && !req.user.canUpdate) {
Logger.warn(`[LibraryItemController] User "${req.user.username}" attempted to update without permission`)
return res.sendStatus(403)
}
next()
}
}
module.exports = new LibraryItemController()