Ticket #18968: 18968.patch

wp-admin/includes/taxonomy.php

@@ -219 +219 @@
         if ( !$post_id )
                 return false;
 
-        $tags = wp_get_post_terms($post_id, $taxonomy, array());
+        $tags = get_the_terms($post_id, $taxonomy);
 
         if ( !$tags )
                 return false;

wp-admin/includes/template.php

@@ -265 +265 @@
         foreach ( $taxonomy_names as $taxonomy_name) {
                 $taxonomy = get_taxonomy( $taxonomy_name );
 
-                if ( $taxonomy->hierarchical && $taxonomy->show_ui )
-                                echo '<div class="post_category" id="'.$taxonomy_name.'_'.$post->ID.'">' . implode( ',', wp_get_object_terms( $post->ID, $taxonomy_name, array('fields'=>'ids')) ) . '</div>';
-                elseif ( $taxonomy->show_ui )
+                if ( $taxonomy->hierarchical && $taxonomy->show_ui ) {
+                        $terms = get_the_terms( $post->ID, $taxonomy_name );
+                        $term_ids = !empty( $terms ) ? wp_list_pluck( $terms, 'term_id' ) : array();
+                        echo '<div class="post_category" id="'.$taxonomy_name.'_'.$post->ID.'">' . implode( ',', $term_ids ) . '</div>';
+                } elseif ( $taxonomy->show_ui ) {
                         echo '<div class="tags_input" id="'.$taxonomy_name.'_'.$post->ID.'">' . esc_html( str_replace( ',', ', ', get_terms_to_edit($post->ID, $taxonomy_name) ) ) . '</div>';
+                }
         }
 
         if ( !$post_type_object->hierarchical )