Ticket #10381: post.php.diff

wp-includes/post.php

@@ -366 +366 @@
         } elseif ( is_object($post) && empty($post->filter) ) {
                 _get_post_ancestors($post);
                 $_post = sanitize_post($post, 'raw');
+                if ( $cached_post = wp_cache_get($_post->ID, 'posts') ) {
+                        if ( ! isset($cached_post->ancestors) )
+                                wp_cache_delete($_post->ID, 'posts'); 
+                }
                 wp_cache_add($post->ID, $_post, 'posts');
         } else {
                 if ( is_object($post) )
@@ -374 +378 @@
                         $post_id = $post;
 
                 $post_id = (int) $post_id;
-                if ( ! $_post = wp_cache_get($post_id, 'posts') ) {
+                
+                if ( $_post = wp_cache_get($post_id, 'posts') ) {
+                        if ( ! isset($_post->ancestors) ) {
+                                _get_post_ancestors($_post);
+                                wp_cache_set($_post->ID, $_post, 'posts'); 
+                        }
+                } elseif {
                         $_post = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->posts WHERE ID = %d LIMIT 1", $post_id));
                         if ( ! $_post )
                                 return $null;