From 886e40462b642bad353090877a667065ec47398d Mon Sep 17 00:00:00 2001
From: zonky2 <info@e-spin.de>
Date: Thu, 25 May 2023 10:05:56 +0200
Subject: [PATCH] Fix PHP 8 warning

---
 src/DcGeneral/Dca/Builder/DataDefinitionBuilder.php | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/DcGeneral/Dca/Builder/DataDefinitionBuilder.php b/src/DcGeneral/Dca/Builder/DataDefinitionBuilder.php
index c22ab33..8e365a5 100644
--- a/src/DcGeneral/Dca/Builder/DataDefinitionBuilder.php
+++ b/src/DcGeneral/Dca/Builder/DataDefinitionBuilder.php
@@ -3,7 +3,7 @@
 /**
  * This file is part of contao-community-alliance/dc-general.
  *
- * (c) 2013-2015 Contao Community Alliance.
+ * (c) 2013-2023 Contao Community Alliance.
  *
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
@@ -15,7 +15,8 @@
  * @author     Tristan Lins <tristan.lins@bit3.de>
  * @author     David Molineus <david.molineus@netzmacht.de>
  * @author     Stefan Heimes <stefan_heimes@hotmail.com>
- * @copyright  2013-2015 Contao Community Alliance.
+ * @author     Ingolf Steinhardt <info@e-spin.de>
+ * @copyright  2013-2023 Contao Community Alliance.
  * @license    https://github.com/contao-community-alliance/dc-general/blob/master/LICENSE LGPL-3.0
  * @filesource
  */
@@ -76,7 +77,7 @@ public function build(ContainerInterface $container, BuildDataDefinitionEvent $e
 
         // Check if we have to force the diff.
         if (
-            ($groupRightForceDiff == true || (\is_array($groupRightForceDiff) && $groupRightForceDiff[0] == true))
+            ($groupRightForceDiff == true || (\is_array($groupRightForceDiff) && !empty($groupRightForceDiff[0])))
             && $palettesDefinition
             && $palettesDefinition->hasLegend('table')
             && $palettesDefinition->getLegend('table')->hasProperty('database_pages_check')