From 2fa9643cf2512b83770650544cd13eec8d7a7ba1 Mon Sep 17 00:00:00 2001
From: Andrew Nacin <nacin@git.wordpress.org>
Date: Mon, 3 May 2010 20:10:26 +0000
Subject: [PATCH] Handle page hierarchy when showing the sample permalink.
 props duck_, fixes #12327.

git-svn-id: https://develop.svn.wordpress.org/trunk@14399 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/includes/post.php | 2 +-
 wp-includes/post.php       | 7 ++++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/wp-admin/includes/post.php b/wp-admin/includes/post.php
index ba6d5bab60..be8e62e107 100644
--- a/wp-admin/includes/post.php
+++ b/wp-admin/includes/post.php
@@ -1036,7 +1036,7 @@ function get_sample_permalink($id, $title = null, $name = null) {
 
 	// Handle page hierarchy
 	if ( $ptype->hierarchical ) {
-		$uri = get_page_uri($post->ID);
+		$uri = get_page_uri($post);
 		$uri = untrailingslashit($uri);
 		$uri = strrev( stristr( strrev( $uri ), '/' ) );
 		$uri = untrailingslashit($uri);
diff --git a/wp-includes/post.php b/wp-includes/post.php
index 2926eca864..09693047c5 100644
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@@ -2908,11 +2908,12 @@ function _page_traverse_name( $page_id, &$children, &$result ){
  *
  * @since 1.5.0
  *
- * @param int $page_id Page ID.
+ * @param mixed $page Page object or page ID.
  * @return string Page URI.
  */
-function get_page_uri($page_id) {
-	$page = get_page($page_id);
+function get_page_uri($page) {
+	if ( ! is_object($page) )
+		$page = get_page($page);
 	$uri = $page->post_name;
 
 	// A page cannot be it's own parent.