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Add:Podcast auto-download option to delete an episode if it exceeds X max episodes to keep #903

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advplyr 2022-08-15 17:35:13 -05:00
parent 2c0c53bbf1
commit 7a69afdcd9
6 changed files with 85 additions and 14 deletions
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44
server/managers/PodcastManager.js
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@ -5,7 +5,7 @@ const axios = require('axios')
const { parsePodcastRssFeedXml } = require('../utils/podcastUtils')
const Logger = require('../Logger')
const { downloadFile } = require('../utils/fileUtils')
const { downloadFile, removeFile } = require('../utils/fileUtils')
const { levenshteinDistance } = require('../utils/index')
const opmlParser = require('../utils/parsers/parseOPML')
const prober = require('../utils/prober')
@ -56,14 +56,14 @@ class PodcastManager {
}
}
async downloadPodcastEpisodes(libraryItem, episodesToDownload) {
async downloadPodcastEpisodes(libraryItem, episodesToDownload, isAutoDownload) {
var index = libraryItem.media.episodes.length + 1
episodesToDownload.forEach((ep) => {
var newPe = new PodcastEpisode()
newPe.setData(ep, index++)
newPe.libraryItemId = libraryItem.id
var newPeDl = new PodcastEpisodeDownload()
newPeDl.setData(newPe, libraryItem)
newPeDl.setData(newPe, libraryItem, isAutoDownload)
this.startPodcastEpisodeDownload(newPeDl)
})
}
@ -131,12 +131,46 @@ class PodcastManager {
libraryItem.isInvalid = false
}
libraryItem.libraryFiles.push(libraryFile)
// Check setting maxEpisodesToKeep and remove episode if necessary
if (this.currentDownload.isAutoDownload) { // only applies for auto-downloaded episodes
if (libraryItem.media.maxEpisodesToKeep && libraryItem.media.episodesWithPubDate.length > libraryItem.media.maxEpisodesToKeep) {
Logger.info(`[PodcastManager] # of episodes (${libraryItem.media.episodesWithPubDate.length}) exceeds max episodes to keep (${libraryItem.media.maxEpisodesToKeep})`)
await this.removeOldestEpisode(libraryItem, podcastEpisode.id)
}
}
libraryItem.updatedAt = Date.now()
await this.db.updateLibraryItem(libraryItem)
this.emitter('item_updated', libraryItem.toJSONExpanded())
return true
}
async removeOldestEpisode(libraryItem, episodeIdJustDownloaded) {
var smallestPublishedAt = 0
var oldestEpisode = null
libraryItem.media.episodesWithPubDate.filter(ep => ep.id !== episodeIdJustDownloaded).forEach((ep) => {
if (!smallestPublishedAt || ep.publishedAt < smallestPublishedAt) {
smallestPublishedAt = ep.publishedAt
oldestEpisode = ep
}
})
// TODO: Should we check for open playback sessions for this episode?
// TODO: remove all user progress for this episode
if (oldestEpisode && oldestEpisode.audioFile) {
Logger.info(`[PodcastManager] Deleting oldest episode "${oldestEpisode.title}"`)
const successfullyDeleted = await removeFile(oldestEpisode.audioFile.metadata.path)
if (successfullyDeleted) {
libraryItem.media.removeEpisode(oldestEpisode.id)
libraryItem.removeLibraryFile(oldestEpisode.audioFile.ino)
return true
} else {
Logger.warn(`[PodcastManager] Failed to remove oldest episode "${oldestEpisode.title}"`)
}
}
return false
}
async getLibraryFile(path, relPath) {
var newLibFile = new LibraryFile()
await newLibFile.setDataFromPath(path, relPath)
@ -211,7 +245,7 @@ class PodcastManager {
} else if (newEpisodes.length) {
delete this.failedCheckMap[libraryItem.id]
Logger.info(`[PodcastManager] Found ${newEpisodes.length} new episodes for podcast "${libraryItem.media.metadata.title}" - starting download`)
this.downloadPodcastEpisodes(libraryItem, newEpisodes)
this.downloadPodcastEpisodes(libraryItem, newEpisodes, true)
} else {
delete this.failedCheckMap[libraryItem.id]
Logger.debug(`[PodcastManager] No new episodes for "${libraryItem.media.metadata.title}"`)
@ -248,7 +282,7 @@ class PodcastManager {
var newEpisodes = await this.checkPodcastForNewEpisodes(libraryItem, libraryItem.media.lastEpisodeCheck)
if (newEpisodes.length) {
Logger.info(`[PodcastManager] Found ${newEpisodes.length} new episodes for podcast "${libraryItem.media.metadata.title}" - starting download`)
this.downloadPodcastEpisodes(libraryItem, newEpisodes)
this.downloadPodcastEpisodes(libraryItem, newEpisodes, false)
} else {
Logger.info(`[PodcastManager] No new episodes found for podcast "${libraryItem.media.metadata.title}"`)
}