Ticket #9304: page_css_class.diff

wp-includes/classes.php

@@ -1172 +1172 @@
                         $indent = '';
 
                 extract($args, EXTR_SKIP);
-                $css_class = 'page_item page-item-'.$page->ID;
+                $css_class = array('page_item', 'page-item-'.$page->ID);
                 if ( !empty($current_page) ) {
                         $_current_page = get_page( $current_page );
                         if ( isset($_current_page->ancestors) && in_array($page->ID, (array) $_current_page->ancestors) )
-                                $css_class .= ' current_page_ancestor';
+                                $css_class[] = 'current_page_ancestor';
                         if ( $page->ID == $current_page )
-                                $css_class .= ' current_page_item';
+                                $css_class[] = 'current_page_item';
                         elseif ( $_current_page && $page->ID == $_current_page->post_parent )
-                                $css_class .= ' current_page_parent';
+                                $css_class[] = 'current_page_parent';
                 } elseif ( $page->ID == get_option('page_for_posts') ) {
-                        $css_class .= ' current_page_parent';
+                        $css_class[] = 'current_page_parent';
                 }
 
-                $output .= $indent . '<li class="' . $css_class . '"><a href="' . get_page_link($page->ID) . '" title="' . attribute_escape(apply_filters('the_title', $page->post_title)) . '">' . $link_before . apply_filters('the_title', $page->post_title) . $link_after . '</a>';
+                $output .= $indent . '<li class="' . implode(' ', apply_filters('page_css_class', $css_class, $page)) . '"><a href="' . get_page_link($page->ID) . '" title="' . attribute_escape(apply_filters('the_title', $page->post_title)) . '">' . $link_before . apply_filters('the_title', $page->post_title) . $link_after . '</a>';
 
                 if ( !empty($show_date) ) {
                         if ( 'modified' == $show_date )