_get_post_ancestors() in Walker_Page. props layotte, fixes #14329.
git-svn-id: http://svn.automattic.com/wordpress/trunk@16834 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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@ -1020,6 +1020,7 @@ class Walker_Page extends Walker {
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$css_class = array('page_item', 'page-item-'.$page->ID);
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if ( !empty($current_page) ) {
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$_current_page = get_page( $current_page );
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_get_post_ancestors($_current_page);
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if ( isset($_current_page->ancestors) && in_array($page->ID, (array) $_current_page->ancestors) )
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$css_class[] = 'current_page_ancestor';
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if ( $page->ID == $current_page )
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