Ticket #58824: 58824-1.patch

src/wp-admin/includes/class-wp-posts-list-table.php

@@ -637 +637 @@
          * @return array
          */
         protected function get_table_classes() {
-                global $mode;
-
-                $mode_class = esc_attr( 'table-view-' . $mode );
-
-                return array(
-                        'widefat',
-                        'fixed',
-                        'striped',
-                        $mode_class,
-                        is_post_type_hierarchical( $this->screen->post_type ) ? 'pages' : 'posts',
-                );
+            global $mode;
+
+            // Sanitize the mode class name
+            $mode_class = esc_attr( 'table-view-' . $mode );
+
+            // Get the post type
+            $post_type = $this->screen->post_type;
+
+            // Sanitize the post type class name
+            $post_type_class = esc_attr( 'post-type-' . $post_type );
+
+            // Determine if the post type is hierarchical
+            $post_type_hierarchical_class = is_post_type_hierarchical( $post_type ) ? 'pages' : 'posts';
+
+            // Return the array of classes
+            $classes = array(
+                'widefat',
+                'fixed',
+                'striped',
+                $mode_class,
+                $post_type_class,
+                $post_type_hierarchical_class,
+            );
+            return apply_filters( 'wp_list_table_classes', $classes, $this );
         }
 
         /**