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- class Wpse8170_Menu_Walker extends Walker_Nav_Menu {
- var $number = 1;
- function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
- $indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
- $class_names = $value = '';
- $classes = empty( $item->classes ) ? array() : (array) $item->classes;
- $classes[] = 'menu-item-' . $item->ID;
- $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) );
- $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
- $id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args );
- $id = $id ? ' id="' . esc_attr( $id ) . '"' : '';
- $output .= $indent . '<li' . $id . $value . $class_names .'>';
- // add span with number here
- if ( $depth == 0 ) { // remove if statement if depth check is not required
- $item->title = sprintf( '<span>%02s.</span>', $this->number++ ) . $item->title;
- }
- $atts = array();
- $atts['title'] = ! empty( $item->attr_title ) ? $item->attr_title : '';
- $atts['target'] = ! empty( $item->target ) ? $item->target : '';
- $atts['rel'] = ! empty( $item->xfn ) ? $item->xfn : '';
- $atts['href'] = ! empty( $item->url ) ? $item->url : '';
- $atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args );
- $attributes = '';
- foreach ( $atts as $attr => $value ) {
- if ( ! empty( $value ) ) {
- $value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value );
- $attributes .= ' ' . $attr . '="' . $value . '"';
- }
- }
- $item_output = $args->before;
- $item_output .= '<a'. $attributes .'>';
- $item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after;
- $item_output .= '</a>';
- $item_output .= $args->after;
- $output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
- }
- }
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