From 77fcae3450c02b0ac2ec7e671098492fcc1c8789 Mon Sep 17 00:00:00 2001
From: luxick <git@luxick.de>
Date: Tue, 13 Jan 2026 08:36:48 +0100
Subject: [PATCH] Fix caching issue on admin page

---
 admin/main.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/admin/main.php b/admin/main.php
index 447f7d7..a3b3dd9 100644
--- a/admin/main.php
+++ b/admin/main.php
@@ -203,6 +203,12 @@ class admin_plugin_luxtools_main extends DokuWiki_Admin_Plugin
             $ok = @file_put_contents($file, $content, LOCK_EX) !== false;
         }
 
+        // Ensure the updated conf/local.php is picked up immediately even when
+        // OPcache is configured to revalidate infrequently (e.g. revalidate_freq=60).
+        if ($ok && function_exists('opcache_invalidate')) {
+            @opcache_invalidate($file, true);
+        }
+
         // Best-effort cleanup: stop creating/using legacy conf/plugins/luxtools.local.php
         $legacy = DOKU_CONF . 'plugins/' . $plugin . '.local.php';
         if (@is_file($legacy)) {