From 91ab36c2264a93778b82c76d8546d50601f85435 Mon Sep 17 00:00:00 2001
From: Fijxu <fijxu@nadeko.net>
Date: Mon, 24 Mar 2025 18:44:10 -0300
Subject: [PATCH 01/17] feat: add support for an external videoplayback proxy

---
 config/config.example.toml                   | 1 +
 src/lib/helpers/config.ts                    | 3 +++
 src/routes/invidious_routes/dashManifest.ts  | 6 ++++--
 src/routes/invidious_routes/latestVersion.ts | 3 ++-
 4 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/config/config.example.toml b/config/config.example.toml
index cce4704..4aec8e9 100644
--- a/config/config.example.toml
+++ b/config/config.example.toml
@@ -28,6 +28,7 @@
 # #proxy = "" # env variable: PROXY
 # # Enable YouTube new video format UMP
 # ump = false
+# external_videoplayback_proxy = ""
  
 ###
 # Network call timeouts when talking to YouTube. 
diff --git a/src/lib/helpers/config.ts b/src/lib/helpers/config.ts
index cd851d7..a233f83 100644
--- a/src/lib/helpers/config.ts
+++ b/src/lib/helpers/config.ts
@@ -32,6 +32,9 @@ export const ConfigSchema = z.object({
                 debounce_multiplier: z.number().optional(),
             }).strict().optional(),
         }).strict().optional(),
+        external_videoplayback_proxy: z.string().default(
+            Deno.env.get("EXTERNAL_VIDEOPLAYBACK_PROXY") || "",
+        ),
     }).strict().default({}),
     jobs: z.object({
         youtube_session: z.object({
diff --git a/src/routes/invidious_routes/dashManifest.ts b/src/routes/invidious_routes/dashManifest.ts
index d241407..b4446b6 100644
--- a/src/routes/invidious_routes/dashManifest.ts
+++ b/src/routes/invidious_routes/dashManifest.ts
@@ -93,8 +93,10 @@ dashManifest.get("/:videoId", async (c) => {
                         queryParams.set("enc", "true");
                         queryParams.set("data", encryptedParams);
                     }
-                    dashUrl = (dashUrl.pathname + "?" +
-                        queryParams.toString()) as unknown as URL;
+                    dashUrl =
+                        (config.networking.external_videoplayback_proxy +
+                            dashUrl.pathname + "?" +
+                            queryParams.toString()) as unknown as URL;
                     return dashUrl;
                 } else {
                     return dashUrl;
diff --git a/src/routes/invidious_routes/latestVersion.ts b/src/routes/invidious_routes/latestVersion.ts
index 331be18..74dd090 100644
--- a/src/routes/invidious_routes/latestVersion.ts
+++ b/src/routes/invidious_routes/latestVersion.ts
@@ -85,7 +85,8 @@ latestVersion.get("/", async (c) => {
                 queryParams.set("enc", "true");
                 queryParams.set("data", encryptedParams);
             }
-            urlToRedirect = itagUrlParsed.pathname + "?" +
+            urlToRedirect = config.networking.external_videoplayback_proxy +
+                itagUrlParsed.pathname + "?" +
                 queryParams.toString();
         }
 
-- 
2.49.0