audiobookshelf/server/controllers/PodcastController.js
2023-07-04 18:14:44 -05:00

301 lines
10 KiB
JavaScript

const Logger = require('../Logger')
const SocketAuthority = require('../SocketAuthority')
const Database = require('../Database')
const fs = require('../libs/fsExtra')
const { getPodcastFeed, findMatchingEpisodes } = require('../utils/podcastUtils')
const { getFileTimestampsWithIno, filePathToPOSIX } = require('../utils/fileUtils')
const filePerms = require('../utils/filePerms')
const LibraryItem = require('../objects/LibraryItem')
class PodcastController {
async create(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[PodcastController] Non-admin user attempted to create podcast`, req.user)
return res.sendStatus(403)
}
const payload = req.body
const library = Database.libraries.find(lib => lib.id === payload.libraryId)
if (!library) {
Logger.error(`[PodcastController] Create: Library not found "${payload.libraryId}"`)
return res.status(404).send('Library not found')
}
const folder = library.folders.find(fold => fold.id === payload.folderId)
if (!folder) {
Logger.error(`[PodcastController] Create: Folder not found "${payload.folderId}"`)
return res.status(404).send('Folder not found')
}
const podcastPath = filePathToPOSIX(payload.path)
// Check if a library item with this podcast folder exists already
const existingLibraryItem = Database.libraryItems.find(li => li.path === podcastPath && li.libraryId === library.id)
if (existingLibraryItem) {
Logger.error(`[PodcastController] Podcast already exists with name "${existingLibraryItem.media.metadata.title}" at path "${podcastPath}"`)
return res.status(400).send('Podcast already exists')
}
const success = await fs.ensureDir(podcastPath).then(() => true).catch((error) => {
Logger.error(`[PodcastController] Failed to ensure podcast dir "${podcastPath}"`, error)
return false
})
if (!success) return res.status(400).send('Invalid podcast path')
await filePerms.setDefault(podcastPath)
const libraryItemFolderStats = await getFileTimestampsWithIno(podcastPath)
let relPath = payload.path.replace(folder.fullPath, '')
if (relPath.startsWith('/')) relPath = relPath.slice(1)
const libraryItemPayload = {
path: podcastPath,
relPath,
folderId: payload.folderId,
libraryId: payload.libraryId,
ino: libraryItemFolderStats.ino,
mtimeMs: libraryItemFolderStats.mtimeMs || 0,
ctimeMs: libraryItemFolderStats.ctimeMs || 0,
birthtimeMs: libraryItemFolderStats.birthtimeMs || 0,
media: payload.media
}
const libraryItem = new LibraryItem()
libraryItem.setData('podcast', libraryItemPayload)
// Download and save cover image
if (payload.media.metadata.imageUrl) {
// TODO: Scan cover image to library files
// Podcast cover will always go into library item folder
const coverResponse = await this.coverManager.downloadCoverFromUrl(libraryItem, payload.media.metadata.imageUrl, true)
if (coverResponse) {
if (coverResponse.error) {
Logger.error(`[PodcastController] Download cover error from "${payload.media.metadata.imageUrl}": ${coverResponse.error}`)
} else if (coverResponse.cover) {
libraryItem.media.coverPath = coverResponse.cover
}
}
}
await Database.createLibraryItem(libraryItem)
SocketAuthority.emitter('item_added', libraryItem.toJSONExpanded())
res.json(libraryItem.toJSONExpanded())
if (payload.episodesToDownload && payload.episodesToDownload.length) {
Logger.info(`[PodcastController] Podcast created now starting ${payload.episodesToDownload.length} episode downloads`)
this.podcastManager.downloadPodcastEpisodes(libraryItem, payload.episodesToDownload)
}
// Turn on podcast auto download cron if not already on
if (libraryItem.media.autoDownloadEpisodes) {
this.cronManager.checkUpdatePodcastCron(libraryItem)
}
}
async getPodcastFeed(req, res) {
var url = req.body.rssFeed
if (!url) {
return res.status(400).send('Bad request')
}
const podcast = await getPodcastFeed(url)
if (!podcast) {
return res.status(404).send('Podcast RSS feed request failed or invalid response data')
}
res.json({ podcast })
}
async getFeedsFromOPMLText(req, res) {
if (!req.body.opmlText) {
return res.sendStatus(400)
}
const rssFeedsData = await this.podcastManager.getOPMLFeeds(req.body.opmlText)
res.json(rssFeedsData)
}
async checkNewEpisodes(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[PodcastController] Non-admin user attempted to check/download episodes`, req.user)
return res.sendStatus(403)
}
var libraryItem = req.libraryItem
if (!libraryItem.media.metadata.feedUrl) {
Logger.error(`[PodcastController] checkNewEpisodes no feed url for item ${libraryItem.id}`)
return res.status(500).send('Podcast has no rss feed url')
}
const maxEpisodesToDownload = !isNaN(req.query.limit) ? Number(req.query.limit) : 3
var newEpisodes = await this.podcastManager.checkAndDownloadNewEpisodes(libraryItem, maxEpisodesToDownload)
res.json({
episodes: newEpisodes || []
})
}
clearEpisodeDownloadQueue(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[PodcastController] Non-admin user attempting to clear download queue "${req.user.username}"`)
return res.sendStatus(403)
}
this.podcastManager.clearDownloadQueue(req.params.id)
res.sendStatus(200)
}
getEpisodeDownloads(req, res) {
var libraryItem = req.libraryItem
var downloadsInQueue = this.podcastManager.getEpisodeDownloadsInQueue(libraryItem.id)
res.json({
downloads: downloadsInQueue.map(d => d.toJSONForClient())
})
}
async findEpisode(req, res) {
const rssFeedUrl = req.libraryItem.media.metadata.feedUrl
if (!rssFeedUrl) {
Logger.error(`[PodcastController] findEpisode: Podcast has no feed url`)
return res.status(500).send('Podcast does not have an RSS feed URL')
}
var searchTitle = req.query.title
if (!searchTitle) {
return res.sendStatus(500)
}
const episodes = await findMatchingEpisodes(rssFeedUrl, searchTitle)
res.json({
episodes: episodes || []
})
}
async downloadEpisodes(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[PodcastController] Non-admin user attempted to download episodes`, req.user)
return res.sendStatus(403)
}
var libraryItem = req.libraryItem
var episodes = req.body
if (!episodes || !episodes.length) {
return res.sendStatus(400)
}
this.podcastManager.downloadPodcastEpisodes(libraryItem, episodes)
res.sendStatus(200)
}
// POST: api/podcasts/:id/match-episodes
async quickMatchEpisodes(req, res) {
if (!req.user.isAdminOrUp) {
Logger.error(`[PodcastController] Non-admin user attempted to download episodes`, req.user)
return res.sendStatus(403)
}
const overrideDetails = req.query.override === '1'
const episodesUpdated = await this.scanner.quickMatchPodcastEpisodes(req.libraryItem, { overrideDetails })
if (episodesUpdated) {
await Database.updateLibraryItem(req.libraryItem)
SocketAuthority.emitter('item_updated', req.libraryItem.toJSONExpanded())
}
res.json({
numEpisodesUpdated: episodesUpdated
})
}
async updateEpisode(req, res) {
const libraryItem = req.libraryItem
var episodeId = req.params.episodeId
if (!libraryItem.media.checkHasEpisode(episodeId)) {
return res.status(404).send('Episode not found')
}
if (libraryItem.media.updateEpisode(episodeId, req.body)) {
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
}
res.json(libraryItem.toJSONExpanded())
}
// GET: api/podcasts/:id/episode/:episodeId
async getEpisode(req, res) {
const episodeId = req.params.episodeId
const libraryItem = req.libraryItem
const episode = libraryItem.media.episodes.find(ep => ep.id === episodeId)
if (!episode) {
Logger.error(`[PodcastController] getEpisode episode ${episodeId} not found for item ${libraryItem.id}`)
return res.sendStatus(404)
}
res.json(episode)
}
// DELETE: api/podcasts/:id/episode/:episodeId
async removeEpisode(req, res) {
var episodeId = req.params.episodeId
var libraryItem = req.libraryItem
var hardDelete = req.query.hard === '1'
var episode = libraryItem.media.episodes.find(ep => ep.id === episodeId)
if (!episode) {
Logger.error(`[PodcastController] removeEpisode episode ${episodeId} not found for item ${libraryItem.id}`)
return res.sendStatus(404)
}
if (hardDelete) {
var audioFile = episode.audioFile
// TODO: this will trigger the watcher. should maybe handle this gracefully
await fs.remove(audioFile.metadata.path).then(() => {
Logger.info(`[PodcastController] Hard deleted episode file at "${audioFile.metadata.path}"`)
}).catch((error) => {
Logger.error(`[PodcastController] Failed to hard delete episode file at "${audioFile.metadata.path}"`, error)
})
}
// Remove episode from Podcast and library file
const episodeRemoved = libraryItem.media.removeEpisode(episodeId)
if (episodeRemoved && episodeRemoved.audioFile) {
libraryItem.removeLibraryFile(episodeRemoved.audioFile.ino)
}
await Database.updateLibraryItem(libraryItem)
SocketAuthority.emitter('item_updated', libraryItem.toJSONExpanded())
res.json(libraryItem.toJSON())
}
middleware(req, res, next) {
const item = Database.libraryItems.find(li => li.id === req.params.id)
if (!item || !item.media) return res.sendStatus(404)
if (!item.isPodcast) {
return res.sendStatus(500)
}
// Check user can access this library item
if (!req.user.checkCanAccessLibraryItem(item)) {
return res.sendStatus(403)
}
if (req.method == 'DELETE' && !req.user.canDelete) {
Logger.warn(`[PodcastController] User attempted to delete without permission`, req.user.username)
return res.sendStatus(403)
} else if ((req.method == 'PATCH' || req.method == 'POST') && !req.user.canUpdate) {
Logger.warn('[PodcastController] User attempted to update without permission', req.user.username)
return res.sendStatus(403)
}
req.libraryItem = item
next()
}
}
module.exports = new PodcastController()