Conditionally remove deprecated 'print_emoji_styles' (#54828)

WordPress · Sep 26, 2023 · 6752a2a · 6752a2a · github-actions · Sep 26, 2023
1 parent 3b1fd5b
commit 6752a2a
Showing 1 changed file with 13 additions and 4 deletions.
diff --git a/lib/compat/wordpress-6.4/script-loader.php b/lib/compat/wordpress-6.4/script-loader.php
@@ -158,13 +158,22 @@ function _gutenberg_get_iframed_editor_assets_6_4() {
 		}
 	}
 
-	// Remove the deprecated `print_emoji_styles` handler.
-	// It avoids breaking style generation with a deprecation message.
-	remove_action( 'wp_print_styles', 'print_emoji_styles' );
+	/**
+	 * Remove the deprecated `print_emoji_styles` handler.
+	 * It avoids breaking style generation with a deprecation message.
+	 */
+	$has_emoji_styles = has_action( 'wp_print_styles', 'print_emoji_styles' );
+	if ( $has_emoji_styles ) {
+		remove_action( 'wp_print_styles', 'print_emoji_styles' );
+	}
+
 	ob_start();
 	wp_print_styles();
 	$styles = ob_get_clean();
-	add_action( 'wp_print_styles', 'print_emoji_styles' );
+
+	if ( $has_emoji_styles ) {
+		add_action( 'wp_print_styles', 'print_emoji_styles' );
+	}
 
 	ob_start();
 	wp_print_head_scripts();