Refactor AP playlists

1 files changed, 44 insertions, 0 deletions

diff --git a/server/lib/activitypub/playlists/refresh.ts b/server/lib/activitypub/playlists/refresh.ts
new file mode 100644
index 000000000..ff9e5471a
--- /dev/null
+++ b/server/lib/activitypub/playlists/refresh.ts
@@ -0,0 +1,44 @@
+import { logger, loggerTagsFactory } from '@server/helpers/logger'
+import { PeerTubeRequestError } from '@server/helpers/requests'
+import { MVideoPlaylistOwner } from '@server/types/models'
+import { HttpStatusCode } from '@shared/core-utils'
+import { createOrUpdateVideoPlaylist } from './create-update'
+import { fetchRemoteVideoPlaylist } from './shared'
+
+async function refreshVideoPlaylistIfNeeded (videoPlaylist: MVideoPlaylistOwner): Promise<MVideoPlaylistOwner> {
+  if (!videoPlaylist.isOutdated()) return videoPlaylist
+
+  const lTags = loggerTagsFactory('ap', 'video-playlist', 'refresh', videoPlaylist.uuid, videoPlaylist.url)
+
+  try {
+    const { playlistObject } = await fetchRemoteVideoPlaylist(videoPlaylist.url)
+
+    if (playlistObject === undefined) {
+      logger.warn('Cannot refresh remote playlist %s: invalid body.', videoPlaylist.url, lTags())
+
+      await videoPlaylist.setAsRefreshed()
+      return videoPlaylist
+    }
+
+    const byAccount = videoPlaylist.OwnerAccount
+    await createOrUpdateVideoPlaylist(playlistObject, byAccount, playlistObject.to)
+
+    return videoPlaylist
+  } catch (err) {
+    if ((err as PeerTubeRequestError).statusCode === HttpStatusCode.NOT_FOUND_404) {
+      logger.info('Cannot refresh not existing playlist %s. Deleting it.', videoPlaylist.url, lTags())
+
+      await videoPlaylist.destroy()
+      return undefined
+    }
+
+    logger.warn('Cannot refresh video playlist %s.', videoPlaylist.url, { err, ...lTags() })
+
+    await videoPlaylist.setAsRefreshed()
+    return videoPlaylist
+  }
+}
+
+export {
+  refreshVideoPlaylistIfNeeded
+}