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thefuxia/class.T5_Nav_Menu_Walker_Simple.php

Created June 29, 2011 08:49
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  1. @toscho toscho created this gist Jun 29, 2011.
    79 changes: 79 additions & 0 deletions class.T5_Nav_Menu_Walker_Simple.php
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,79 @@
    <?php # -*- coding: utf-8 -*-
    /**
    * Create a nav menu with very basic markup.
    *
    * @author Thomas Scholz http://toscho.de
    * @version 1.0
    */
    class T5_Nav_Menu_Walker_Simple extends Walker_Nav_Menu
    {
    /**
    * Start the element output.
    *
    * @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. May be used for padding.
    * @param array $args Additional strings.
    * @return void
    */
    public function start_el( &$output, $item, $depth, $args )
    {
    $output .= '<li>';
    $attributes = '';

    ! empty ( $item->attr_title )
    // Avoid redundant titles
    and $item->attr_title !== $item->title
    and $attributes .= ' title="' . esc_attr( $item->attr_title ) .'"';

    ! empty ( $item->url )
    and $attributes .= ' href="' . esc_attr( $item->url ) .'"';

    $attributes = trim( $attributes );
    $title = apply_filters( 'the_title', $item->title, $item->ID );
    $item_output = "$args->before<a $attributes>$args->link_before$title</a>"
    . "$args->link_after$args->after";

    // Since $output is called by reference we don't need to return anything.
    $output .= apply_filters(
    'walker_nav_menu_start_el'
    , $item_output
    , $item
    , $depth
    , $args
    );
    }

    /**
    * @see Walker::start_lvl()
    *
    * @param string $output Passed by reference. Used to append additional content.
    * @return void
    */
    public function start_lvl( &$output )
    {
    $output .= '<ul class="sub-menu">';
    }

    /**
    * @see Walker::end_lvl()
    *
    * @param string $output Passed by reference. Used to append additional content.
    * @return void
    */
    public function end_lvl( &$output )
    {
    $output .= '</ul>';
    }

    /**
    * @see Walker::end_el()
    *
    * @param string $output Passed by reference. Used to append additional content.
    * @return void
    */
    function end_el( &$output )
    {
    $output .= '</li>';
    }
    }