Ticket #42474: 42474.1.diff

src/wp-admin/includes/post.php

@@ -584 +584 @@
                 $tax_names = get_object_taxonomies( $post );
                 foreach ( $tax_names as $tax_name ) {
                         $taxonomy_obj = get_taxonomy( $tax_name );
-                        if ( isset( $tax_input[ $tax_name ] ) && current_user_can( $taxonomy_obj->cap->assign_terms ) ) {
-                                $new_terms = $tax_input[ $tax_name ];
-                        } else {
-                                $new_terms = array();
-                        }
+                        if ( $taxonomy_obj->show_in_quick_edit ) {
+                                if ( isset( $tax_input[ $tax_name ] ) && current_user_can( $taxonomy_obj->cap->assign_terms ) ) {
+                                        $new_terms = $tax_input[ $tax_name ];
+                                } else {
+                                        $new_terms = array();
+                                }
 
-                        if ( $taxonomy_obj->hierarchical ) {
-                                $current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'ids' ) );
-                        } else {
-                                $current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'names' ) );
+                                if ( $taxonomy_obj->hierarchical ) {
+                                        $current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'ids' ) );
+                                } else {
+                                        $current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'names' ) );
+                                }
+
+                                $post_data['tax_input'][ $tax_name ] = array_merge( $current_terms, $new_terms );
                         }
-
-                        $post_data['tax_input'][ $tax_name ] = array_merge( $current_terms, $new_terms );
                 }
 
                 if ( isset( $new_cats ) && in_array( 'category', $tax_names, true ) ) {