Changeset 13802 for trunk/wp-includes/classes.php

Timestamp:

03/22/2010 07:56:16 PM (15 years ago)

Author:

nacin

Message:

Various bug fixes and improvements to menu management. props ptahdunbar, see #11817.

File:

• trunk/wp-includes/classes.php (modified) (2 diffs)

trunk/wp-includes/classes.php

@@ -935 +935 @@
                 $children_elements[ $e->$parent_field ][] = $e;
         }
-
+        
         /*
          * when none of the elements is top level
@@ -1125 +1125 @@
 
 /**
+ * Create HTML list of nav menu items.
+ *
+ * @package WordPress
+ * @since 3.0.0
+ * @uses Walker
+ */
+class Walker_Nav_Menu extends Walker {
+    /**
+     * @see Walker::$tree_type
+     * @since 3.0.0
+     * @var string
+     */
+    var $tree_type = array( 'post_type', 'taxonomy', 'custom' );
+
+    /**
+     * @see Walker::$db_fields
+     * @since 3.0.0
+     * @todo Decouple this.
+     * @var array
+     */
+    var $db_fields = array( 'parent' => 'post_parent', 'id' => 'object_id' );
+
+    /**
+     * @see Walker::start_lvl()
+     * @since 3.0.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param int $depth Depth of page. Used for padding.
+     */
+    function start_lvl(&$output, $depth) {
+        $indent = str_repeat("\t", $depth);
+        $output .= "\n$indent<ul class=\"sub-menu\">\n";
+    }
+
+    /**
+     * @see Walker::end_lvl()
+     * @since 3.0.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param int $depth Depth of page. Used for padding.
+     */
+    function end_lvl(&$output, $depth) {
+        $indent = str_repeat("\t", $depth);
+        $output .= "$indent</ul>\n";
+    }
+
+    /**
+     * @see Walker::start_el()
+     * @since 3.0.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param object $item Menu item data object.
+     * @param int $depth Depth of menu item. Used for padding.
+     * @param int $current_page Menu item ID.
+     * @param array $args
+     */
+    function start_el(&$output, $item, $depth, $args) {
+        $indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
+        
+        if ( 'frontend' == $args->context ) {
+            global $wp_query;
+            
+            $css_class = array( 'menu-item', 'menu-item-type-'. $item->type, $item->classes );
+            
+            if ( 'custom' != $item->object )
+                $css_class[] = 'menu-item-object-'. $item->object;
+            
+            if ( $item->object_id == $wp_query->get_queried_object_id() )
+                $css_class[] = 'current-menu-item';
+            
+            // @todo add classes for parent/child relationships
+
+            $css_class = join( ' ', apply_filters('nav_menu_css_class', $css_class, $item) );
+        }
+            
+        $maybe_value = ( 'backend' == $args->context ) ? ' value="'. $item->ID .'"' : '';
+        $maybe_classes = ( 'frontend' == $args->context ) ? ' class="'. $css_class .'"' : '';
+        
+        $output .= $indent . '<li id="menu-item-'. $item->ID .'"'. $maybe_value . $maybe_classes .'>' . wp_get_nav_menu_item( $item, $args->context, $args );
+    }
+
+    /**
+     * @see Walker::end_el()
+     * @since 3.0.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param object $item Page data object. Not used.
+     * @param int $depth Depth of page. Not Used.
+     */
+    function end_el(&$output, $item, $depth) {
+        $output .= "</li>\n";
+    }
+
+}
+
+/**
  * Create HTML list of pages.
  *