Add:Persist RSS feeds in db #696, Update:RSS feed data model

2025-07-02 21:44:56 +02:00 · 2022-06-07 18:29:43 -05:00 · 2022-06-07 18:29:43 -05:00 · fbbceaa642
commit fbbceaa642
parent 881baa818d
9 changed files with 366 additions and 130 deletions
--- a/server/objects/Feed.js
+++ b/server/objects/Feed.js
@ -0,0 +1,118 @@
+const FeedMeta = require('./FeedMeta')
+const FeedEpisode = require('./FeedEpisode')
+const { Podcast } = require('podcast')
+
+class Feed {
+  constructor(feed) {
+    this.id = null
+    this.slug = null
+    this.userId = null
+    this.entityType = null
+    this.entityId = null
+
+    this.coverPath = null
+    this.serverAddress = null
+    this.feedUrl = null
+
+    this.meta = null
+    this.episodes = null
+
+    this.createdAt = null
+    this.updatedAt = null
+
+    if (feed) {
+      this.construct(feed)
+    }
+  }
+
+  construct(feed) {
+    this.id = feed.id
+    this.slug = feed.slug
+    this.userId = feed.userId
+    this.entityType = feed.entityType
+    this.entityId = feed.entityId
+    this.coverPath = feed.coverPath
+    this.serverAddress = feed.serverAddress
+    this.feedUrl = feed.feedUrl
+    this.meta = new FeedMeta(feed.meta)
+    this.episodes = feed.episodes.map(ep => new FeedEpisode(ep))
+    this.createdAt = feed.createdAt
+    this.updatedAt = feed.updatedAt
+  }
+
+  toJSON() {
+    return {
+      id: this.id,
+      slug: this.slug,
+      userId: this.userId,
+      entityType: this.entityType,
+      entityId: this.entityId,
+      coverPath: this.coverPath,
+      serverAddress: this.serverAddress,
+      feedUrl: this.feedUrl,
+      meta: this.meta.toJSON(),
+      episodes: this.episodes.map(ep => ep.toJSON()),
+      createdAt: this.createdAt,
+      updatedAt: this.updatedAt
+    }
+  }
+
+  getEpisodePath(id) {
+    var episode = this.episodes.find(ep => ep.id === id)
+    if (!episode) return null
+    return episode.fullPath
+  }
+
+  setFromItem(userId, slug, libraryItem, serverAddress) {
+    const media = libraryItem.media
+    const mediaMetadata = media.metadata
+    const isPodcast = libraryItem.mediaType === 'podcast'
+
+    const feedUrl = `${serverAddress}/feed/${slug}`
+    const author = isPodcast ? mediaMetadata.author : mediaMetadata.authorName
+
+    this.id = slug
+    this.slug = slug
+    this.userId = userId
+    this.entityType = 'item'
+    this.entityId = libraryItem.id
+    this.coverPath = media.coverPath || null
+    this.serverAddress = serverAddress
+    this.feedUrl = feedUrl
+
+    this.meta = new FeedMeta()
+    this.meta.title = mediaMetadata.title
+    this.meta.description = mediaMetadata.description
+    this.meta.author = author
+    this.meta.imageUrl = media.coverPath ? `${serverAddress}/feed/${slug}/cover` : `${serverAddress}/Logo.png`
+    this.meta.feedUrl = feedUrl
+    this.meta.link = `${serverAddress}/items/${libraryItem.id}`
+
+    this.episodes = []
+    if (isPodcast) { // PODCAST EPISODES
+      media.episodes.forEach((episode) => {
+        var 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()
+        feedEpisode.setFromAudiobookTrack(libraryItem, serverAddress, slug, audioTrack, this.meta)
+        this.episodes.push(feedEpisode)
+      })
+    }
+
+    this.createdAt = Date.now()
+    this.updatedAt = Date.now()
+  }
+
+  buildXml() {
+    const pod = new Podcast(this.meta.getPodcastMeta())
+    this.episodes.forEach((ep) => {
+      pod.addItem(ep.getPodcastEpisode())
+    })
+    return pod.buildXml()
+  }
+}
+module.exports = Feed