From 70e83e60564a7beaa5b056d3cabf0d8546cc481e Mon Sep 17 00:00:00 2001
From: Flynn Marquardt <flynn.marquardt@movisda.de>
Date: Fri, 13 Feb 2026 19:18:46 +0100
Subject: [PATCH] Add generation and output of lighttpd configuration fragment.

---
 code/robots.py | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/code/robots.py b/code/robots.py
index a2fb7ec..21b6cc7 100755
--- a/code/robots.py
+++ b/code/robots.py
@@ -188,6 +188,13 @@ def json_to_nginx(robot_json):
     return config
 
 
+def json_to_lighttpd(robot_json):
+    # Creates an Lighttpd config file. This config snippet can be included in
+    # Lighttpd configuration global or in $HTTP conditionals to block AI bots.
+    config = f"$HTTP[\"url\"] != \"/robots.txt\" {{ $HTTP[\"user-agent\"] =~ \"{list_to_pcre(robot_json.keys())}\" {{ url.access-deny = ( \"\" ) }} }}"
+    return config
+
+
 def json_to_caddy(robot_json):
     caddyfile = "@aibots {\n    "
     caddyfile += f'    header_regexp User-Agent "{list_to_pcre(robot_json.keys())}"'
@@ -230,6 +237,10 @@ def conversions():
         file_name="./nginx-block-ai-bots.conf",
         converter=json_to_nginx,
     )
+    update_file_if_changed(
+        file_name="./lighttpd-block-ai-bots.conf",
+        converter=json_to_lighttpd,
+    )
     update_file_if_changed(
         file_name="./Caddyfile",
         converter=json_to_caddy,