From f85db6d11c30eae4625210184ee9c15a71351916 Mon Sep 17 00:00:00 2001
From: wordish <42463480+wordish@users.noreply.github.com>
Date: Tue, 8 Oct 2024 16:48:53 -0700
Subject: [PATCH] support PHP 7.4

---
 concrete/blocks/topic_list/controller.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/concrete/blocks/topic_list/controller.php b/concrete/blocks/topic_list/controller.php
index b808ca0dec7..66a58f8f9cc 100644
--- a/concrete/blocks/topic_list/controller.php
+++ b/concrete/blocks/topic_list/controller.php
@@ -246,7 +246,7 @@ public function getImportData($blockNode, $page)
         $treeName = (string) $blockNode->data->tree;
         $page = (string) $blockNode->data->cParentID;
         $tree = TopicTree::getByName($treeName);
-        $args['topicTreeID'] = $tree?->getTreeID() ?: null;
+        $args['topicTreeID'] = empty($tree) ? null : $tree->getTreeID();
         $args['cParentID'] = 0;
         $args['title'] = (string) $blockNode->data->title;
         $args['mode'] = (string) $blockNode->data->mode;