From 58e4580c81b0e50557a7e9ce8391d3b45bd10d6c Mon Sep 17 00:00:00 2001
From: Antoine Le Gonidec <vv221@dotslashplay.it>
Date: Fri, 4 Oct 2024 19:19:43 +0200
Subject: [PATCH] Prevent PHP warnings due to trying to fetch unset array
 entries

---
 helper.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/helper.php b/helper.php
index 721422e..c6a9d0c 100644
--- a/helper.php
+++ b/helper.php
@@ -131,7 +131,8 @@ class helper_plugin_semantic extends DokuWiki_Plugin
      */
     public function getAuthor()
     {
-        return ($this->meta['creator'] ? $this->meta['creator'] : null);
+        return ( array_key_exists('creator', $this->meta ) ?
+            $this->meta['creator'] : null;
     }
 
     /**
@@ -141,7 +142,8 @@ class helper_plugin_semantic extends DokuWiki_Plugin
      */
     public function getAuthorID()
     {
-        return ($this->meta['user'] ? $this->meta['user'] : null);
+        return ( array_key_exists('user', $this->meta ) ?
+            $this->meta['user'] : null;
     }
 
     /**