From b3c47bf4d3aa0c90ccc0e1995fd4233cdbb3eb30 Mon Sep 17 00:00:00 2001
From: Grant Slater <github@firefishy.com>
Date: Wed, 12 Nov 2025 20:47:31 +0000
Subject: [PATCH] foundation: enable scribunto on OSMF wiki

---
 cookbooks/foundation/recipes/wiki.rb          |  8 +++++++
 .../default/mw-ext-Scribunto.inc.php.erb      | 21 +++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 cookbooks/foundation/templates/default/mw-ext-Scribunto.inc.php.erb

diff --git a/cookbooks/foundation/recipes/wiki.rb b/cookbooks/foundation/recipes/wiki.rb
index 995c9ef18..c0f08659e 100644
--- a/cookbooks/foundation/recipes/wiki.rb
+++ b/cookbooks/foundation/recipes/wiki.rb
@@ -21,6 +21,8 @@ include_recipe "mediawiki"
 
 passwords = data_bag_item("foundation", "passwords")
 
+package "lua5.1" # newer versions do not work with Scribuntu!
+
 mediawiki_site "osmfoundation.org" do
   aliases ["wiki.osmfoundation.org", "www.osmfoundation.org",
            "foundation.openstreetmap.org", "foundation.osm.org"]
@@ -51,6 +53,12 @@ mediawiki_skin "OSMFoundation" do
   legacy false
 end
 
+mediawiki_extension "Scribunto" do
+  site "osmfoundation.org"
+  template "mw-ext-Scribunto.inc.php.erb"
+  template_cookbook "wiki"
+end
+
 cookbook_file "/srv/osmfoundation.org/Wiki.png" do
   owner node[:mediawiki][:user]
   group node[:mediawiki][:group]
diff --git a/cookbooks/foundation/templates/default/mw-ext-Scribunto.inc.php.erb b/cookbooks/foundation/templates/default/mw-ext-Scribunto.inc.php.erb
new file mode 100644
index 000000000..589817a08
--- /dev/null
+++ b/cookbooks/foundation/templates/default/mw-ext-Scribunto.inc.php.erb
@@ -0,0 +1,21 @@
+<?php
+# DO NOT EDIT - This file is being maintained by Chef
+
+wfLoadExtension('Scribunto');
+
+// Use standalone mode
+$wgScribuntoDefaultEngine = 'luastandalone';
+
+// Increase cpu limit (default=7) per https://www.mediawiki.org/wiki/Topic:S9y4s52ue722seam
+// Documented in https://www.mediawiki.org/wiki/Extension:Scribunto#LuaStandalone
+// Max running time in seconds
+$wgScribuntoEngineConf['luastandalone']['cpuLimit'] = 15;
+
+// Set path to lua interpreter
+$wgScribuntoEngineConf['luastandalone']['luaPath'] = '/usr/bin/lua';
+
+// Enable syntax highlighting
+$wgScribuntoUseGeSHi = true;
+
+// Use code editor
+$wgScribuntoUseCodeEditor = true;
-- 
2.39.5