audiobookshelf/server/ApiController.js

543 lines
18 KiB
JavaScript

const express = require('express')
const Path = require('path')
const fs = require('fs-extra')
const Logger = require('./Logger')
const User = require('./objects/User')
const { isObject, isAcceptableCoverMimeType } = require('./utils/index')
const { CoverDestination } = require('./utils/constants')
class ApiController {
constructor(MetadataPath, db, scanner, auth, streamManager, rssFeeds, downloadManager, emitter, clientEmitter) {
this.db = db
this.scanner = scanner
this.auth = auth
this.streamManager = streamManager
this.rssFeeds = rssFeeds
this.downloadManager = downloadManager
this.emitter = emitter
this.clientEmitter = clientEmitter
this.MetadataPath = MetadataPath
this.router = express()
this.init()
}
init() {
this.router.get('/find/covers', this.findCovers.bind(this))
this.router.get('/find/:method', this.find.bind(this))
this.router.get('/audiobooks', this.getAudiobooks.bind(this))
this.router.delete('/audiobooks', this.deleteAllAudiobooks.bind(this))
this.router.post('/audiobooks/delete', this.batchDeleteAudiobooks.bind(this))
this.router.post('/audiobooks/update', this.batchUpdateAudiobooks.bind(this))
this.router.get('/audiobook/:id', this.getAudiobook.bind(this))
this.router.delete('/audiobook/:id', this.deleteAudiobook.bind(this))
this.router.patch('/audiobook/:id/tracks', this.updateAudiobookTracks.bind(this))
this.router.post('/audiobook/:id/cover', this.uploadAudiobookCover.bind(this))
this.router.patch('/audiobook/:id', this.updateAudiobook.bind(this))
this.router.get('/metadata/:id/:trackIndex', this.getMetadata.bind(this))
this.router.patch('/match/:id', this.match.bind(this))
this.router.delete('/user/audiobook/:id', this.resetUserAudiobookProgress.bind(this))
this.router.patch('/user/audiobook/:id', this.updateUserAudiobookProgress.bind(this))
this.router.patch('/user/audiobooks', this.batchUpdateUserAudiobooksProgress.bind(this))
this.router.patch('/user/password', this.userChangePassword.bind(this))
this.router.patch('/user/settings', this.userUpdateSettings.bind(this))
this.router.get('/users', this.getUsers.bind(this))
this.router.post('/user', this.createUser.bind(this))
this.router.patch('/user/:id', this.updateUser.bind(this))
this.router.delete('/user/:id', this.deleteUser.bind(this))
this.router.patch('/serverSettings', this.updateServerSettings.bind(this))
this.router.post('/authorize', this.authorize.bind(this))
this.router.get('/genres', this.getGenres.bind(this))
this.router.post('/feed', this.openRssFeed.bind(this))
this.router.get('/download/:id', this.download.bind(this))
}
find(req, res) {
this.scanner.find(req, res)
}
findCovers(req, res) {
this.scanner.findCovers(req, res)
}
async getMetadata(req, res) {
var metadata = await this.scanner.fetchMetadata(req.params.id, req.params.trackIndex)
res.json(metadata)
}
authorize(req, res) {
if (!req.user) {
Logger.error('Invalid user in authorize')
return res.sendStatus(401)
}
res.json({ user: req.user })
}
getAudiobooks(req, res) {
var audiobooks = []
if (req.query.q) {
audiobooks = this.db.audiobooks.filter(ab => {
return ab.isSearchMatch(req.query.q)
}).map(ab => ab.toJSONMinified())
} else {
audiobooks = this.db.audiobooks.map(ab => ab.toJSONMinified())
}
res.json(audiobooks)
}
async deleteAllAudiobooks(req, res) {
if (!req.user.isRoot) {
Logger.warn('User other than root attempted to delete all audiobooks', req.user)
return res.sendStatus(403)
}
Logger.info('Removing all Audiobooks')
var success = await this.db.recreateAudiobookDb()
if (success) res.sendStatus(200)
else res.sendStatus(500)
}
getAudiobook(req, res) {
var audiobook = this.db.audiobooks.find(a => a.id === req.params.id)
if (!audiobook) return res.sendStatus(404)
res.json(audiobook.toJSONExpanded())
}
async handleDeleteAudiobook(audiobook) {
// Remove audiobook from users
for (let i = 0; i < this.db.users.length; i++) {
var user = this.db.users[i]
var madeUpdates = user.deleteAudiobookProgress(audiobook.id)
if (madeUpdates) {
await this.db.updateEntity('user', user)
}
}
// remove any streams open for this audiobook
var streams = this.streamManager.streams.filter(stream => stream.audiobookId === audiobook.id)
for (let i = 0; i < streams.length; i++) {
var stream = streams[i]
var client = stream.client
await stream.close()
if (client && client.user) {
client.user.stream = null
client.stream = null
this.db.updateUserStream(client.user.id, null)
}
}
var audiobookJSON = audiobook.toJSONMinified()
await this.db.removeEntity('audiobook', audiobook.id)
this.emitter('audiobook_removed', audiobookJSON)
}
async deleteAudiobook(req, res) {
if (!req.user.canDelete) {
Logger.warn('User attempted to delete without permission', req.user)
return res.sendStatus(403)
}
var audiobook = this.db.audiobooks.find(a => a.id === req.params.id)
if (!audiobook) return res.sendStatus(404)
await this.handleDeleteAudiobook(audiobook)
res.sendStatus(200)
}
async batchDeleteAudiobooks(req, res) {
if (!req.user.canDelete) {
Logger.warn('User attempted to delete without permission', req.user)
return res.sendStatus(403)
}
var { audiobookIds } = req.body
if (!audiobookIds || !audiobookIds.length) {
return res.sendStatus(500)
}
var audiobooksToDelete = this.db.audiobooks.filter(ab => audiobookIds.includes(ab.id))
if (!audiobooksToDelete.length) {
return res.sendStatus(404)
}
for (let i = 0; i < audiobooksToDelete.length; i++) {
Logger.info(`[ApiController] Deleting Audiobook "${audiobooksToDelete[i].title}"`)
await this.handleDeleteAudiobook(audiobooksToDelete[i])
}
res.sendStatus(200)
}
async batchUpdateAudiobooks(req, res) {
if (!req.user.canUpdate) {
Logger.warn('User attempted to batch update without permission', req.user)
return res.sendStatus(403)
}
var audiobooks = req.body
if (!audiobooks || !audiobooks.length) {
return res.sendStatus(500)
}
var audiobooksUpdated = 0
audiobooks = audiobooks.map((ab) => {
var _ab = this.db.audiobooks.find(__ab => __ab.id === ab.id)
if (!_ab) return null
var hasUpdated = _ab.update(ab)
if (!hasUpdated) return null
audiobooksUpdated++
return _ab
}).filter(ab => ab)
if (audiobooksUpdated) {
Logger.info(`[ApiController] ${audiobooksUpdated} Audiobooks have updates`)
for (let i = 0; i < audiobooks.length; i++) {
await this.db.updateAudiobook(audiobooks[i])
this.emitter('audiobook_updated', audiobooks[i].toJSONMinified())
}
}
res.json({
success: true,
updates: audiobooksUpdated
})
}
async updateAudiobookTracks(req, res) {
if (!req.user.canUpdate) {
Logger.warn('User attempted to update audiotracks without permission', req.user)
return res.sendStatus(403)
}
var audiobook = this.db.audiobooks.find(a => a.id === req.params.id)
if (!audiobook) return res.sendStatus(404)
var orderedFileData = req.body.orderedFileData
Logger.info(`Updating audiobook tracks called ${audiobook.id}`)
audiobook.updateAudioTracks(orderedFileData)
await this.db.updateAudiobook(audiobook)
this.emitter('audiobook_updated', audiobook.toJSONMinified())
res.json(audiobook.toJSON())
}
async uploadAudiobookCover(req, res) {
if (!req.user.canUpload || !req.user.canUpdate) {
Logger.warn('User attempted to upload a cover without permission', req.user)
return res.sendStatus(403)
}
if (!req.files || !req.files.cover) {
return res.status(400).send('No files were uploaded')
}
var audiobookId = req.params.id
var audiobook = this.db.audiobooks.find(ab => ab.id === audiobookId)
if (!audiobook) {
return res.status(404).send('Audiobook not found')
}
var coverFile = req.files.cover
var mimeType = coverFile.mimetype
var extname = Path.extname(coverFile.name.toLowerCase()) || '.jpg'
if (!isAcceptableCoverMimeType(mimeType)) {
return res.status(400).send('Invalid image file type: ' + mimeType)
}
var coverDestination = this.db.serverSettings ? this.db.serverSettings.coverDestination : CoverDestination.METADATA
Logger.info(`[ApiController] Cover Upload destination ${coverDestination}`)
var coverDirpath = audiobook.fullPath
var coverRelDirpath = Path.join('/local', audiobook.path)
if (coverDestination === CoverDestination.METADATA) {
coverDirpath = Path.join(this.MetadataPath, 'books', audiobookId)
coverRelDirpath = Path.join('/metadata', 'books', audiobookId)
Logger.debug(`[ApiController] storing in metadata | ${coverDirpath}`)
await fs.ensureDir(coverDirpath)
} else {
Logger.debug(`[ApiController] storing in audiobook | ${coverRelDirpath}`)
}
var coverFilename = `cover${extname}`
var coverFullPath = Path.join(coverDirpath, coverFilename)
var coverPath = Path.join(coverRelDirpath, coverFilename)
// If current cover is a metadata cover and does not match replacement, then remove it
var currentBookCover = audiobook.book.cover
if (currentBookCover && currentBookCover.startsWith(Path.sep + 'metadata')) {
Logger.debug(`Current Book Cover is metadata ${currentBookCover}`)
if (currentBookCover !== coverPath) {
Logger.info(`[ApiController] removing old metadata cover "${currentBookCover}"`)
var oldFullBookCoverPath = Path.join(this.MetadataPath, currentBookCover.replace(Path.sep + 'metadata', ''))
// Metadata path may have changed, check if exists first
var exists = await fs.pathExists(oldFullBookCoverPath)
if (exists) {
try {
await fs.remove(oldFullBookCoverPath)
} catch (error) {
Logger.error(`[ApiController] Failed to remove old metadata book cover ${oldFullBookCoverPath}`)
}
}
}
}
var success = await coverFile.mv(coverFullPath).then(() => true).catch((error) => {
Logger.error('Failed to move cover file', path, error)
return false
})
if (!success) {
return res.status(500).send('Failed to move cover into destination')
}
Logger.info(`[ApiController] Uploaded audiobook cover "${coverPath}" for "${audiobook.title}"`)
audiobook.updateBookCover(coverPath)
await this.db.updateAudiobook(audiobook)
this.emitter('audiobook_updated', audiobook.toJSONMinified())
res.json({
success: true,
cover: coverPath
})
}
async updateAudiobook(req, res) {
if (!req.user.canUpdate) {
Logger.warn('User attempted to update without permission', req.user)
return res.sendStatus(403)
}
var audiobook = this.db.audiobooks.find(a => a.id === req.params.id)
if (!audiobook) return res.sendStatus(404)
var hasUpdates = audiobook.update(req.body)
if (hasUpdates) {
await this.db.updateAudiobook(audiobook)
}
this.emitter('audiobook_updated', audiobook.toJSONMinified())
res.json(audiobook.toJSON())
}
async match(req, res) {
var body = req.body
var audiobookId = req.params.id
var audiobook = this.db.audiobooks.find(ab => ab.id === audiobookId)
var bookData = {
olid: body.id,
publish_year: body.first_publish_year,
description: body.description,
title: body.title,
author: body.author,
cover: body.cover
}
audiobook.setBook(bookData)
await this.db.updateAudiobook(audiobook)
this.emitter('audiobook_updated', audiobook.toJSONMinified())
res.sendStatus(200)
}
getUsers(req, res) {
if (req.user.type !== 'root') return res.sendStatus(403)
return res.json(this.db.users.map(u => u.toJSONForBrowser()))
}
async resetUserAudiobookProgress(req, res) {
req.user.resetAudiobookProgress(req.params.id)
await this.db.updateEntity('user', req.user)
this.clientEmitter(req.user.id, 'user_updated', req.user.toJSONForBrowser())
res.sendStatus(200)
}
async updateUserAudiobookProgress(req, res) {
var wasUpdated = req.user.updateAudiobookProgress(req.params.id, req.body)
if (wasUpdated) {
await this.db.updateEntity('user', req.user)
this.clientEmitter(req.user.id, 'user_updated', req.user.toJSONForBrowser())
}
res.sendStatus(200)
}
async batchUpdateUserAudiobooksProgress(req, res) {
var abProgresses = req.body
if (!abProgresses || !abProgresses.length) {
return res.sendStatus(500)
}
var shouldUpdate = false
abProgresses.forEach((progress) => {
var wasUpdated = req.user.updateAudiobookProgress(progress.audiobookId, progress)
if (wasUpdated) shouldUpdate = true
})
if (shouldUpdate) {
await this.db.updateEntity('user', req.user)
this.clientEmitter(req.user.id, 'user_updated', req.user.toJSONForBrowser())
}
res.sendStatus(200)
}
userChangePassword(req, res) {
this.auth.userChangePassword(req, res)
}
async openRssFeed(req, res) {
var audiobookId = req.body.audiobookId
var audiobook = this.db.audiobooks.find(ab => ab.id === audiobookId)
if (!audiobook) return res.sendStatus(404)
var feed = await this.rssFeeds.openFeed(audiobook)
console.log('Feed open', feed)
res.json(feed)
}
async userUpdateSettings(req, res) {
var settingsUpdate = req.body
if (!settingsUpdate || !isObject(settingsUpdate)) {
return res.sendStatus(500)
}
var madeUpdates = req.user.updateSettings(settingsUpdate)
if (madeUpdates) {
await this.db.updateEntity('user', req.user)
}
return res.json({
success: true,
settings: req.user.settings
})
}
async createUser(req, res) {
if (!req.user.isRoot) {
Logger.warn('Non-root user attempted to create user', req.user)
return res.sendStatus(403)
}
var account = req.body
account.id = (Math.trunc(Math.random() * 1000) + Date.now()).toString(36)
account.pash = await this.auth.hashPass(account.password)
delete account.password
account.token = await this.auth.generateAccessToken({ userId: account.id })
account.createdAt = Date.now()
var newUser = new User(account)
var success = await this.db.insertUser(newUser)
if (success) {
this.clientEmitter(req.user.id, 'user_added', newUser)
res.json({
user: newUser.toJSONForBrowser()
})
} else {
res.json({
error: 'Failed to save new user'
})
}
}
async updateUser(req, res) {
if (!req.user.isRoot) {
Logger.error('User other than root attempting to update user', req.user)
return res.sendStatus(403)
}
var user = this.db.users.find(u => u.id === req.params.id)
if (!user) {
return res.sendStatus(404)
}
var account = req.body
// Updating password
if (account.password) {
account.pash = await this.auth.hashPass(account.password)
delete account.password
}
var hasUpdated = user.update(account)
if (hasUpdated) {
await this.db.updateEntity('user', user)
}
this.clientEmitter(req.user.id, 'user_updated', user.toJSONForBrowser())
res.json({
success: true,
user: user.toJSONForBrowser()
})
}
async deleteUser(req, res) {
if (!req.user.isRoot) {
Logger.error('User other than root attempting to delete user', req.user)
return res.sendStatus(403)
}
if (req.params.id === 'root') {
return res.sendStatus(500)
}
if (req.user.id === req.params.id) {
Logger.error('Attempting to delete themselves...')
return res.sendStatus(500)
}
var user = this.db.users.find(u => u.id === req.params.id)
if (!user) {
Logger.error('User not found')
return res.json({
error: 'User not found'
})
}
// Todo: check if user is logged in and cancel streams
var userJson = user.toJSONForBrowser()
await this.db.removeEntity('user', user.id)
this.clientEmitter(req.user.id, 'user_removed', userJson)
res.json({
success: true
})
}
async updateServerSettings(req, res) {
if (!req.user.isRoot) {
Logger.error('User other than root attempting to update server settings', req.user)
return res.sendStatus(403)
}
var settingsUpdate = req.body
if (!settingsUpdate || !isObject(settingsUpdate)) {
return res.sendStatus(500)
}
var madeUpdates = this.db.serverSettings.update(settingsUpdate)
if (madeUpdates) {
await this.db.updateEntity('settings', this.db.serverSettings)
}
return res.json({
success: true,
serverSettings: this.db.serverSettings
})
}
async download(req, res) {
if (!req.user.canDownload) {
Logger.error('User attempting to download without permission', req.user)
return res.sendStatus(403)
}
var downloadId = req.params.id
Logger.info('Download Request', downloadId)
var download = this.downloadManager.getDownload(downloadId)
if (!download) {
Logger.error('Download request not found', downloadId)
return res.sendStatus(404)
}
var options = {
headers: {
'Content-Type': download.mimeType
}
}
res.download(download.fullPath, download.filename, options, (err) => {
if (err) {
Logger.error('Download Error', err)
}
})
}
getGenres(req, res) {
res.json({
genres: this.db.getGenres()
})
}
}
module.exports = ApiController