From f9b6969b5f8cc8ded65eddb053160a287c8c1c17 Mon Sep 17 00:00:00 2001
From: alexmerlin <alex.merlin.1985@gmail.com>
Date: Thu, 15 Jan 2026 07:52:50 +0200
Subject: [PATCH] Issue #502: OAuth2 token invalidated on Composer
 install/update

Signed-off-by: alexmerlin <alex.merlin.1985@gmail.com>
---
 bin/generate-oauth2-keys.php | 18 ++++++++++++++++++
 composer.json                |  2 +-
 2 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 bin/generate-oauth2-keys.php

diff --git a/bin/generate-oauth2-keys.php b/bin/generate-oauth2-keys.php
new file mode 100644
index 0000000..1d7636a
--- /dev/null
+++ b/bin/generate-oauth2-keys.php
@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+$files = [
+    './data/oauth/encryption.key',
+    './data/oauth/private.key',
+    './data/oauth/public.key',
+];
+
+foreach ($files as $file) {
+    if (! file_exists($file)) {
+        return include './vendor/mezzio/mezzio-authentication-oauth2/bin/generate-oauth2-keys';
+    }
+}
+
+echo 'OAuth2 keys already exist. Skipping...' . PHP_EOL;
+return 0;
diff --git a/composer.json b/composer.json
index 2696af2..90aeafc 100644
--- a/composer.json
+++ b/composer.json
@@ -126,7 +126,7 @@
         "development-enable": "laminas-development-mode enable",
         "development-status": "laminas-development-mode status",
         "post-update-cmd": [
-            "php ./vendor/bin/generate-oauth2-keys",
+            "php ./bin/generate-oauth2-keys.php",
             "php ./bin/composer-post-install-script.php"
         ],
         "serve": "php -S 0.0.0.0:8080 -t public/",