isGabe/custom-menu-links-widget.php

## custom-menu-links-widget.php
<?php
/*
Plugin Name: Links From Custom Menu Widget
Plugin URI: http://thefstopdesign.com
Description: Links from a custom menu in the sidebar.
Author: Gabriel Luethje
Version: 1

Notes: This takes the WordPress Custom Menu Widget and adds a call to a custom walker that will display the menu link description.

*/

/*
 * Append the native Walker, using the description.
 *
 * @see http://wordpress.stackexchange.com/q/14037/
 * @author toscho, http://toscho.de
 */
class Description_Walker extends Walker_Nav_Menu
  {
      function start_el(&$output, $item, $depth, $args) {
      parent::start_el($output, $item, $depth, $args);
      $output .= sprintf('&nbsp;<span class="link-description">%s</span>', esc_html($item->description));
      }
  }

// Create the widget. This is basically a copy of the WP code, taken from /wp-includes/default_widgets.php
class LinksWidget extends WP_Widget
{

  function __construct() {
    $widget_ops = array( 'description' => __('Use this widget to add one of your custom menus as a widget.') );
    parent::__construct( 'nav_menu', __('Links Menu - Plugin'), $widget_ops );
  }

  function widget($args, $instance) {
    // Get menu

    $nav_menu = ! empty( $instance['nav_menu'] ) ? wp_get_nav_menu_object( $instance['nav_menu'] ) : false;

    if ( !$nav_menu )
      return;

    $instance['title'] = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['title'], $instance, $this->id_base );

    echo $args['before_widget'];

    if ( !empty($instance['title']) )
      echo $args['before_title'] . $instance['title'] . $args['after_title'];

    wp_nav_menu( array( 'fallback_cb' => '', 'menu' => $nav_menu, 'walker' => new Description_Walker) ); // calling the new walker so we have descriptions

    echo $args['after_widget'];
  }

  function update( $new_instance, $old_instance ) {
    $instance['title'] = strip_tags( stripslashes($new_instance['title']) );
    $instance['nav_menu'] = (int) $new_instance['nav_menu'];
    return $instance;
  }

  function form( $instance ) {
    $title = isset( $instance['title'] ) ? $instance['title'] : '';
    $nav_menu = isset( $instance['nav_menu'] ) ? $instance['nav_menu'] : '';

    // Get menus
    $menus = get_terms( 'nav_menu', array( 'hide_empty' => false ) );

    // If no menus exists, direct the user to go and create some.
    if ( !$menus ) {
      echo '<p>'. sprintf( __('No menus have been created yet. <a href="%s">Create some</a>.'), admin_url('nav-menus.php') ) .'</p>';
      return;
    }
    ?>
    <p>
      <label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:') ?></label>
      <input type="text" class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" value="<?php echo $title; ?>" />
    </p>
    <p>
      <label for="<?php echo $this->get_field_id('nav_menu'); ?>"><?php _e('Select Menu:'); ?></label>
      <select id="<?php echo $this->get_field_id('nav_menu'); ?>" name="<?php echo $this->get_field_name('nav_menu'); ?>">
    <?php
      foreach ( $menus as $menu ) {
        $selected = $nav_menu == $menu->term_id ? ' selected="selected"' : '';
        echo '<option'. $selected .' value="'. $menu->term_id .'">'. $menu->name .'</option>';
      }
    ?>
      </select>
    </p>
    <?php
  }

}

add_action( 'widgets_init', create_function('', 'return register_widget("LinksWidget");') );

// repeat for more widgets


?>

## custom-menu-with-descriptions.php
<?php
/* Create a new menu like so, or call an existing one. The plugin will add the Description_Walker to it for the widget. */

function sidebar_links() {
	// display the wp3 menu if available
    wp_nav_menu(array(
        'menu'            => 'sidebar-links',
        'container'       => FALSE,
        'container_id'    => FALSE,
        'menu_class'      => '',
        'menu_id'         => FALSE,
        'depth'           => 1,
    ));
}
?>