From 8908aa7a8245f08244c6046c29dced782b2572a9 Mon Sep 17 00:00:00 2001
From: advplyr <advplyr@protonmail.com>
Date: Sat, 28 Jan 2023 14:58:10 -0600
Subject: [PATCH] Fix:Podcast RSS feeds update on new/updated episodes #1435

---
 server/managers/RssFeedManager.js | 12 ++++++++++--
 server/objects/Feed.js            | 12 ++++++++----
 2 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/server/managers/RssFeedManager.js b/server/managers/RssFeedManager.js
index 5b103d2f..1d842559 100644
--- a/server/managers/RssFeedManager.js
+++ b/server/managers/RssFeedManager.js
@@ -81,9 +81,17 @@ class RssFeedManager {
     }
 
     // Check if feed needs to be updated
-    if (feed.entityType === 'item') {
+    if (feed.entityType === 'libraryItem') {
       const libraryItem = this.db.getLibraryItem(feed.entityId)
-      if (libraryItem && (!feed.entityUpdatedAt || libraryItem.updatedAt > feed.entityUpdatedAt)) {
+
+      let mostRecentlyUpdatedAt = libraryItem.updatedAt
+      if (libraryItem.isPodcast) {
+        libraryItem.media.episodes.forEach((episode) => {
+          if (episode.updatedAt > mostRecentlyUpdatedAt) mostRecentlyUpdatedAt = episode.updatedAt
+        })
+      }
+
+      if (libraryItem && (!feed.entityUpdatedAt || mostRecentlyUpdatedAt > feed.entityUpdatedAt)) {
         Logger.debug(`[RssFeedManager] Updating RSS feed for item ${libraryItem.id} "${libraryItem.media.metadata.title}"`)
         feed.updateFromItem(libraryItem)
         await this.db.updateEntity('feed', feed)
diff --git a/server/objects/Feed.js b/server/objects/Feed.js
index 307a842c..cc5e804f 100644
--- a/server/objects/Feed.js
+++ b/server/objects/Feed.js
@@ -110,13 +110,15 @@ class Feed {
     this.episodes = []
     if (isPodcast) { // PODCAST EPISODES
       media.episodes.forEach((episode) => {
-        var feedEpisode = new FeedEpisode()
+        if (episode.updatedAt > this.entityUpdatedAt) this.entityUpdatedAt = episode.updatedAt
+
+        const feedEpisode = new FeedEpisode()
         feedEpisode.setFromPodcastEpisode(libraryItem, serverAddress, slug, episode, this.meta)
         this.episodes.push(feedEpisode)
       })
     } else { // AUDIOBOOK EPISODES
       media.tracks.forEach((audioTrack) => {
-        var feedEpisode = new FeedEpisode()
+        const feedEpisode = new FeedEpisode()
         feedEpisode.setFromAudiobookTrack(libraryItem, serverAddress, slug, audioTrack, this.meta)
         this.episodes.push(feedEpisode)
       })
@@ -144,13 +146,15 @@ class Feed {
     this.episodes = []
     if (isPodcast) { // PODCAST EPISODES
       media.episodes.forEach((episode) => {
-        var feedEpisode = new FeedEpisode()
+        if (episode.updatedAt > this.entityUpdatedAt) this.entityUpdatedAt = episode.updatedAt
+
+        const feedEpisode = new FeedEpisode()
         feedEpisode.setFromPodcastEpisode(libraryItem, this.serverAddress, this.slug, episode, this.meta)
         this.episodes.push(feedEpisode)
       })
     } else { // AUDIOBOOK EPISODES
       media.tracks.forEach((audioTrack) => {
-        var feedEpisode = new FeedEpisode()
+        const feedEpisode = new FeedEpisode()
         feedEpisode.setFromAudiobookTrack(libraryItem, this.serverAddress, this.slug, audioTrack, this.meta)
         this.episodes.push(feedEpisode)
       })