From 5c8b4eb37902faad2aeb88af78b7046f28492dc3 Mon Sep 17 00:00:00 2001
From: syeopite <70992037+syeopite@users.noreply.github.com>
Date: Wed, 12 Mar 2025 09:11:17 +0000
Subject: [PATCH] Warn when `po_token`, `visitor_data` and/or `inv-sig-helper`
 is not configured (#5202)

* Warn when required configs for playback is missing

* Add link to documentation in warnings

* Direct users to /installation instead
---
 src/invidious.cr | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/invidious.cr b/src/invidious.cr
index 12ffad33..7b76c886 100644
--- a/src/invidious.cr
+++ b/src/invidious.cr
@@ -167,9 +167,16 @@ DECRYPT_FUNCTION =
   if sig_helper_address = CONFIG.signature_server.presence
     IV::DecryptFunction.new(sig_helper_address)
   else
+    LOGGER.warn("WARNING: inv-sig-helper is required for video playback. For more information see https://docs.invidious.io/installation")
     nil
   end
 
+{% for field in %w(po_token visitor_data) %}
+  if !CONFIG.{{field.id}}
+    LOGGER.warn("WARNING: {{field.id}} is required to view and playback videos. For more information see https://docs.invidious.io/installation")
+  end
+{% end %}
+
 # Start jobs
 
 if CONFIG.channel_threads > 0