From 0247fcbe7cf9c08ca934879af56d99dcddf3f52d Mon Sep 17 00:00:00 2001
From: Giuseppe Di Terlizzi <giuseppe.diterlizzi@gmail.com>
Date: Fri, 3 Feb 2023 00:04:08 +0100
Subject: [PATCH] FIX "TypeError: Cannot access offset of type string on
 string"

#22
---
 action.php |  2 +-
 helper.php | 15 ++++++++-------
 syntax.php |  3 ++-
 3 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/action.php b/action.php
index 502a119..7a176a0 100644
--- a/action.php
+++ b/action.php
@@ -4,7 +4,7 @@
  *
  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
  * @author     Giuseppe Di Terlizzi <giuseppe.diterlizzi@gmail.com>
- * @copyright  (C) 2015-2020, Giuseppe Di Terlizzi
+ * @copyright  (C) 2015-2023, Giuseppe Di Terlizzi
  */
 
 
diff --git a/helper.php b/helper.php
index ec06e45..721422e 100644
--- a/helper.php
+++ b/helper.php
@@ -4,7 +4,7 @@
  *
  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
  * @author     Giuseppe Di Terlizzi <giuseppe.diterlizzi@gmail.com>
- * @copyright  (C) 2015-2020, Giuseppe Di Terlizzi
+ * @copyright  (C) 2015-2022, Giuseppe Di Terlizzi
  */
 
 class helper_plugin_semantic extends DokuWiki_Plugin
@@ -101,7 +101,7 @@ class helper_plugin_semantic extends DokuWiki_Plugin
      */
     public function getFirstImage()
     {
-        return ((@$this->meta['relation']['firstimage']) ? $this->meta['relation']['firstimage'] : null);
+        return (isset($this->meta['relation']['firstimage']) ? $this->meta['relation']['firstimage'] : null);
     }
 
     /**
@@ -121,7 +121,7 @@ class helper_plugin_semantic extends DokuWiki_Plugin
      */
     public function getDescription()
     {
-        return (@$this->meta['description']['abstract'] ? $this->meta['description']['abstract'] : $this->getTitle());
+        return (isset($this->meta['description']['abstract']) ? $this->meta['description']['abstract'] : $this->getTitle());
     }
 
     /**
@@ -151,7 +151,7 @@ class helper_plugin_semantic extends DokuWiki_Plugin
      */
     public function getTitle()
     {
-        return (@$this->meta['title'] ? $this->meta['title'] : null);
+        return (isset($this->meta['title']) ? $this->meta['title'] : null);
     }
 
     /**
@@ -161,7 +161,7 @@ class helper_plugin_semantic extends DokuWiki_Plugin
      */
     public function getCreatedDate()
     {
-        return ((@$this->meta['date']['created']) ? $this->meta['date']['created'] : -1);
+        return (isset($this->meta['date']['created']) ? $this->meta['date']['created'] : -1);
     }
 
     /**
@@ -171,7 +171,7 @@ class helper_plugin_semantic extends DokuWiki_Plugin
      */
     public function getModifiedDate()
     {
-        return ((@$this->meta['date']['modified']) ? $this->meta['date']['modified'] : -1);
+        return (isset($this->meta['date']['modified']) ? $this->meta['date']['modified'] : -1);
     }
 
     /**
@@ -183,7 +183,8 @@ class helper_plugin_semantic extends DokuWiki_Plugin
     {
         global $license;
         global $conf;
-        return @$license[$conf['license']];
+
+        return (isset($license[$conf['license']]) ? $license[$conf['license']] : null);
     }
 
     /**
diff --git a/syntax.php b/syntax.php
index b1db13e..fb52d27 100644
--- a/syntax.php
+++ b/syntax.php
@@ -1,9 +1,10 @@
 <?php
 /**
  * Semantic plugin: Add Schema.org News Article using JSON-LD
- *
+ * 
  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
  * @author     Giuseppe Di Terlizzi <giuseppe.diterlizzi@gmail.com>
+ * @copyright  (C) 2015-2023, Giuseppe Di Terlizzi
  */
 
 class syntax_plugin_semantic extends DokuWiki_Syntax_Plugin