Ticket #36640: 36640.diff

src/wp-includes/general-template.php

@@ -971 +971 @@
                         $custom_logo_attr['alt'] = get_bloginfo( 'name', 'display' );
                 }
 
+                /**
+                 * Filters the list of custom logo image attributes.
+                 *
+                 * @since 5.4.0
+                 *
+                 * @param string $custom_logo_attr Custom logo image attributes.
+                 * @param string $custom_logo_id   Custom logo attachment ID.
+                 * @param string $blog_id          ID of the blog to get the custom logo for.
+                 */
+                $custom_logo_attr = apply_filters( 'get_custom_logo_image_attributes', $custom_logo_attr, $custom_logo_id, $blog_id );
+
                 /*
                  * If the alt attribute is not empty, there's no need to explicitly pass
                  * it because wp_get_attachment_image() already adds the alt attribute.