audiobookshelf/server/controllers/LibraryItemController.js
2022-08-20 19:32:37 -05:00

439 lines
14 KiB
JavaScript

const Logger = require('../Logger')
const { reqSupportsWebp } = require('../utils/index')
const { ScanResult } = require('../utils/constants')
class LibraryItemController {
constructor() { }
// Example expand with authors: api/items/:id?expanded=1&include=authors
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.getMediaProgress(item.id, episodeId)
}
if (includeEntities.includes('rssfeed')) {
var feedData = this.rssFeedManager.findFeedForItem(item.id)
item.rssFeedUrl = feedData ? feedData.feedUrl : null
}
if (item.mediaType == 'book') {
if (includeEntities.includes('authors')) {
item.media.metadata.authors = item.media.metadata.authors.map(au => {
var author = this.db.authors.find(_au => _au.id === au.id)
if (!author) return null
return {
...author
}
}).filter(au => au)
}
} else if (includeEntities.includes('downloads')) {
var downloadsInQueue = this.podcastManager.getEpisodeDownloadsInQueue(req.libraryItem.id)
item.episodesDownloading = downloadsInQueue.map(d => d.toJSONForClient())
}
return res.json(item)
}
res.json(req.libraryItem)
}
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 this.cacheManager.purgeCoverCache(libraryItem.id)
}
var hasUpdates = libraryItem.update(req.body)
if (hasUpdates) {
Logger.debug(`[LibraryItemController] Updated now saving`)
await this.db.updateLibraryItem(libraryItem)
this.emitter('item_updated', libraryItem.toJSONExpanded())
}
res.json(libraryItem.toJSON())
}
async delete(req, res) {
await this.handleDeleteLibraryItem(req.libraryItem)
res.sendStatus(200)
}
//
// PATCH: will create new authors & series if in payload
//
async updateMedia(req, res) {
var libraryItem = req.libraryItem
var mediaPayload = req.body
// Item has cover and update is removing cover so purge it from cache
if (libraryItem.media.coverPath && (mediaPayload.coverPath === '' || mediaPayload.coverPath === null)) {
await this.cacheManager.purgeCoverCache(libraryItem.id)
}
// Book specific
if (libraryItem.isBook) {
await this.createAuthorsAndSeriesForItemUpdate(mediaPayload)
}
// Podcast specific
var 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
}
}
var hasUpdates = libraryItem.media.update(mediaPayload)
if (hasUpdates) {
if (isPodcastAutoDownloadUpdated) {
this.cronManager.checkUpdatePodcastCron(libraryItem)
}
Logger.debug(`[LibraryItemController] Updated library item media ${libraryItem.media.metadata.title}`)
await this.db.updateLibraryItem(libraryItem)
this.emitter('item_updated', libraryItem.toJSONExpanded())
}
res.json({
updated: hasUpdates,
libraryItem
})
}
// POST: api/items/:id/cover
async uploadCover(req, res) {
if (!req.user.canUpload) {
Logger.warn('User attempted to upload a cover without permission', req.user)
return res.sendStatus(403)
}
var libraryItem = req.libraryItem
var result = null
if (req.body && req.body.url) {
Logger.debug(`[LibraryItemController] Requesting download cover from url "${req.body.url}"`)
result = await this.coverManager.downloadCoverFromUrl(libraryItem, req.body.url)
} else if (req.files && req.files.cover) {
Logger.debug(`[LibraryItemController] Handling uploaded cover`)
result = await this.coverManager.uploadCover(libraryItem, req.files.cover)
} else {
return res.status(400).send('Invalid request no file or url')
}
if (result && result.error) {
return res.status(400).send(result.error)
} else if (!result || !result.cover) {
return res.status(500).send('Unknown error occurred')
}
await this.db.updateLibraryItem(libraryItem)
this.emitter('item_updated', libraryItem.toJSONExpanded())
res.json({
success: true,
cover: result.cover
})
}
// PATCH: api/items/:id/cover
async updateCover(req, res) {
var libraryItem = req.libraryItem
if (!req.body.cover) {
return res.status(400).error('Invalid request no cover path')
}
var validationResult = await this.coverManager.validateCoverPath(req.body.cover, libraryItem)
if (validationResult.error) {
return res.status(500).send(validationResult.error)
}
if (validationResult.updated) {
await this.db.updateLibraryItem(libraryItem)
this.emitter('item_updated', libraryItem.toJSONExpanded())
}
res.json({
success: true,
cover: validationResult.cover
})
}
// DELETE: api/items/:id/cover
async removeCover(req, res) {
var libraryItem = req.libraryItem
if (libraryItem.media.coverPath) {
libraryItem.updateMediaCover('')
await this.cacheManager.purgeCoverCache(libraryItem.id)
await this.db.updateLibraryItem(libraryItem)
this.emitter('item_updated', libraryItem.toJSONExpanded())
}
res.sendStatus(200)
}
// GET api/items/:id/cover
async getCover(req, res) {
let { query: { width, height, format }, libraryItem } = req
const options = {
format: format || (reqSupportsWebp(req) ? 'webp' : 'jpeg'),
height: height ? parseInt(height) : null,
width: width ? parseInt(width) : null
}
return this.cacheManager.handleCoverCache(res, libraryItem, options)
}
// GET: api/items/:id/stream
openStream(req, res) {
// this.streamManager.openStreamApiRequest(res, req.user, req.libraryItem)
res.sendStatus(500)
}
// POST: api/items/:id/play
startPlaybackSession(req, res) {
if (!req.libraryItem.media.numTracks && req.libraryItem.mediaType !== 'video') {
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
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
async updateTracks(req, res) {
var libraryItem = req.libraryItem
var orderedFileData = req.body.orderedFileData
if (!libraryItem.media.updateAudioTracks) {
Logger.error(`[LibraryItemController] updateTracks invalid media type ${libraryItem.id}`)
return res.sendStatus(500)
}
libraryItem.media.updateAudioTracks(orderedFileData)
await this.db.updateLibraryItem(libraryItem)
this.emitter('item_updated', libraryItem.toJSONExpanded())
res.json(libraryItem.toJSON())
}
// POST api/items/:id/match
async match(req, res) {
var libraryItem = req.libraryItem
var options = req.body || {}
var matchResult = await this.scanner.quickMatchLibraryItem(libraryItem, options)
res.json(matchResult)
}
// POST: api/items/batch/delete
async batchDelete(req, res) {
if (!req.user.canDelete) {
Logger.warn(`[LibraryItemController] User attempted to delete without permission`, req.user)
return res.sendStatus(403)
}
var { libraryItemIds } = req.body
if (!libraryItemIds || !libraryItemIds.length) {
return res.sendStatus(500)
}
var itemsToDelete = this.db.libraryItems.filter(li => libraryItemIds.includes(li.id))
if (!itemsToDelete.length) {
return res.sendStatus(404)
}
for (let i = 0; i < itemsToDelete.length; i++) {
Logger.info(`[LibraryItemController] Deleting Library Item "${itemsToDelete[i].media.metadata.title}"`)
await this.handleDeleteLibraryItem(itemsToDelete[i])
}
res.sendStatus(200)
}
// POST: api/items/batch/update
async batchUpdate(req, res) {
var updatePayloads = req.body
if (!updatePayloads || !updatePayloads.length) {
return res.sendStatus(500)
}
var itemsUpdated = 0
for (let i = 0; i < updatePayloads.length; i++) {
var mediaPayload = updatePayloads[i].mediaPayload
var libraryItem = this.db.libraryItems.find(_li => _li.id === updatePayloads[i].id)
if (!libraryItem) return null
await this.createAuthorsAndSeriesForItemUpdate(mediaPayload)
var hasUpdates = libraryItem.media.update(mediaPayload)
if (hasUpdates) {
Logger.debug(`[LibraryItemController] Updated library item media ${libraryItem.media.metadata.title}`)
await this.db.updateLibraryItem(libraryItem)
this.emitter('item_updated', libraryItem.toJSONExpanded())
itemsUpdated++
}
}
res.json({
success: true,
updates: itemsUpdated
})
}
// POST: api/items/batch/get
async batchGet(req, res) {
var libraryItemIds = req.body.libraryItemIds || []
if (!libraryItemIds.length) {
return res.status(403).send('Invalid payload')
}
var libraryItems = this.db.libraryItems.filter(li => libraryItemIds.includes(li.id)).map((li) => li.toJSONExpanded())
res.json(libraryItems)
}
// DELETE: api/items/all
async deleteAll(req, res) {
if (!req.user.isAdminOrUp) {
Logger.warn('User other than admin attempted to delete all library items', req.user)
return res.sendStatus(403)
}
Logger.info('Removing all Library Items')
var success = await this.db.recreateLibraryItemsDb()
if (success) res.sendStatus(200)
else res.sendStatus(500)
}
// GET: api/items/:id/scan (admin)
async scan(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[LibraryItemController] Non-admin user attempted to scan library item`, req.user)
return res.sendStatus(403)
}
if (req.libraryItem.isFile) {
Logger.error(`[LibraryItemController] Re-scanning file library items not yet supported`)
return res.sendStatus(500)
}
var result = await this.scanner.scanLibraryItemById(req.libraryItem.id)
res.json({
result: Object.keys(ScanResult).find(key => ScanResult[key] == result)
})
}
// GET: api/items/:id/audio-metadata
async updateAudioFileMetadata(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[LibraryItemController] Non-root user attempted to update audio metadata`, req.user)
return res.sendStatus(403)
}
if (req.libraryItem.isMissing || !req.libraryItem.hasAudioFiles || !req.libraryItem.isBook) {
Logger.error(`[LibraryItemController] Invalid library item`)
return res.sendStatus(500)
}
this.audioMetadataManager.updateAudioFileMetadataForItem(req.user, req.libraryItem)
res.sendStatus(200)
}
// POST: api/items/:id/chapters
async updateMediaChapters(req, res) {
if (!req.user.canUpdate) {
Logger.error(`[LibraryItemController] User attempted to update chapters with invalid permissions`, req.user.username)
return res.sendStatus(403)
}
if (req.libraryItem.isMissing || !req.libraryItem.hasAudioFiles || !req.libraryItem.isBook) {
Logger.error(`[LibraryItemController] Invalid library item`)
return res.sendStatus(500)
}
const chapters = req.body.chapters || []
if (!chapters.length) {
Logger.error(`[LibraryItemController] Invalid payload`)
return res.sendStatus(400)
}
const wasUpdated = req.libraryItem.media.updateChapters(chapters)
if (wasUpdated) {
await this.db.updateLibraryItem(req.libraryItem)
this.emitter('item_updated', req.libraryItem.toJSONExpanded())
}
res.json({
success: true,
updated: wasUpdated
})
}
// POST: api/items/:id/open-feed
async openRSSFeed(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[LibraryItemController] Non-admin user attempted to open RSS feed`, req.user.username)
return res.sendStatus(500)
}
const feedData = await this.rssFeedManager.openFeedForItem(req.user, req.libraryItem, req.body)
if (feedData.error) {
return res.json({
success: false,
error: feedData.error
})
}
res.json({
success: true,
feedUrl: feedData.feedUrl
})
}
async closeRSSFeed(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[LibraryItemController] Non-admin user attempted to close RSS feed`, req.user.username)
return res.sendStatus(500)
}
await this.rssFeedManager.closeFeedForItem(req.params.id)
res.sendStatus(200)
}
middleware(req, res, next) {
var item = this.db.libraryItems.find(li => li.id === req.params.id)
if (!item || !item.media) return res.sendStatus(404)
// Check user can access this library item
if (!req.user.checkCanAccessLibraryItem(item)) {
return res.sendStatus(403)
}
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 attempted to delete without permission`, req.user)
return res.sendStatus(403)
} else if ((req.method == 'PATCH' || req.method == 'POST') && !req.user.canUpdate) {
Logger.warn('[LibraryItemController] User attempted to update without permission', req.user.username)
return res.sendStatus(403)
}
req.libraryItem = item
next()
}
}
module.exports = new LibraryItemController()