Ticket #18848: 18848.2.patch

wp-admin/includes/post.php

@@ -887 +887 @@
                 $query['order'] = 'asc';
                 $query['posts_per_page'] = -1;
                 $query['posts_per_archive_page'] = -1;
+                if ( isset( $q['post_parent'] ) )
+                        $query['post_parent'] = absint( $q['post_parent'] );
+                if ( isset( $q['child_of'] ) )
+                        $query['child_of'] = absint( $q['child_of'] );
         }
 
         if ( ! empty( $q['show_sticky'] ) )

wp-includes/class-wp.php

@@ -25 +25 @@
          * @since 2.0.0
          * @var array
          */
-        var $private_query_vars = array('offset', 'posts_per_page', 'posts_per_archive_page', 'showposts', 'nopaging', 'post_type', 'post_status', 'category__in', 'category__not_in', 'category__and', 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and', 'tag_id', 'post_mime_type', 'perm', 'comments_per_page', 'post__in', 'post__not_in');
+        var $private_query_vars = array('offset', 'posts_per_page', 'posts_per_archive_page', 'showposts', 'nopaging', 'post_type', 'post_status', 'category__in', 'category__not_in', 'category__and', 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and', 'tag_id', 'post_mime_type', 'perm', 'comments_per_page', 'post__in', 'post__not_in', 'post_parent', 'child_of');
 
         /**
          * Extra query variables set by the user.

wp-includes/query.php

@@ -2634 +2634 @@
 
                 $this->posts = $wpdb->get_results($this->request);
 
+                if ( $q['child_of'] )
+                        $this->posts = & get_page_children($q['child_of'], $this->posts);
+
                 // Raw results filter.  Prior to status checks.
                 if ( !$q['suppress_filters'] )
                         $this->posts = apply_filters_ref_array('posts_results', array( $this->posts, &$this ) );