From 500aa820bce5d3439c57391e93e2fcfa29e318c1 Mon Sep 17 00:00:00 2001
From: Lomanic <lomanic@hotmail.fr>
Date: Mon, 29 Mar 2021 00:11:49 +0200
Subject: [PATCH] Implement video captions

Proxy requests to NewLeaf/Invidious backend so captions are served on the
same domain
---
 api/captions.js | 13 +++++++++++++
 pug/video.pug   |  2 ++
 2 files changed, 15 insertions(+)
 create mode 100644 api/captions.js

diff --git a/api/captions.js b/api/captions.js
new file mode 100644
index 0000000..859ced4
--- /dev/null
+++ b/api/captions.js
@@ -0,0 +1,13 @@
+const {getUser} = require("../utils/getuser")
+const constants = require("../utils/constants.js")
+const {proxy} = require("pinski/plugins")
+
+module.exports = [
+	{
+		route: `/api/v1/captions/(${constants.regex.video_id})`, methods: ["GET"], code: async ({req, fill, url}) => {
+			const instanceOrigin = getUser(req).getSettingsOrDefaults().instance
+			const fetchURL = new URL(`${url.pathname}${url.search}`, instanceOrigin)
+			return proxy(fetchURL.toString())
+		}
+	}
+]
diff --git a/pug/video.pug b/pug/video.pug
index 7eb8ed0..abb4a8e 100644
--- a/pug/video.pug
+++ b/pug/video.pug
@@ -20,6 +20,8 @@ block content
           if format
             video(controls preload="auto" width=format.second__width height=format.second__height data-itag=format.itag)#video.video
               source(src=format.url+mediaFragment type=format.type)
+              each t in video.captions
+                track(label=t.label kind="subtitles" srclang=t.languageCode src=t.url)
           else
             video(src="")#video.video
             .stream-notice The server provided no playback streams.