From 54ff049dafe891f838d40a3f2ee0c6d19c9f23af Mon Sep 17 00:00:00 2001
From: Kai Hao <kevin830726@gmail.com>
Date: Tue, 20 Feb 2024 15:11:28 +0800
Subject: [PATCH] Fix missing source for binding attributes (#59194)

Co-authored-by: kevin940726 <kevin940726@git.wordpress.org>
Co-authored-by: talldan <talldanwp@git.wordpress.org>
---
 lib/compat/wordpress-6.5/blocks.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/compat/wordpress-6.5/blocks.php b/lib/compat/wordpress-6.5/blocks.php
index fa81025185b422..dbcdc433788ab1 100644
--- a/lib/compat/wordpress-6.5/blocks.php
+++ b/lib/compat/wordpress-6.5/blocks.php
@@ -57,7 +57,7 @@ function gutenberg_register_metadata_attribute( $args ) {
  */
 function gutenberg_block_bindings_replace_html( $block_content, $block_name, string $attribute_name, $source_value ) {
 	$block_type = WP_Block_Type_Registry::get_instance()->get_registered( $block_name );
-	if ( ! isset( $block_type->attributes[ $attribute_name ] ) ) {
+	if ( ! isset( $block_type->attributes[ $attribute_name ]['source'] ) ) {
 		return $block_content;
 	}