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jin0x/submenu-descrption.php

Forked from atsea/submenu-descrption.php
Created April 21, 2020 12:09
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WordPress: add description to submenu
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submenu-descrption.php
<?php
/**
* start_lvl and end_lvl
* How can I add parent menu description to my Wordpress menu?
* http://stackoverflow.com/questions/29251897/how-can-i-add-parent-menu-description-to-my-wordpress-menu
*
* start_el
* * How to add menu descriptions to wordpress theme
* http://www.wpbeginner.com/wp-themes/how-to-add-menu-descriptions-in-your-wordpress-themes/
*/
function add_menu_description( $item_output, $item, $depth, $args ) {
global $description;
$description = __( $item->post_content );
return $item_output;
}
add_filter( 'walker_nav_menu_start_el', 'add_menu_description', 10, 4);
// Submenu walker to add image
class submenu_walker extends Walker_Nav_Menu {
function start_el(&$output, $item, $depth, $args) {
global $wp_query;
$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
$class_names = $value = '';
$classes = empty( $item->classes ) ? array() : (array) $item->classes;
$class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item ) );
$class_names = ' class="' . esc_attr( $class_names ) . '"';
$output .= $indent . '<li id="menu-item-'. $item->ID . '"' . $value . $class_names .'>';
$attributes = ! empty( $item->attr_title ) ? ' title="' . esc_attr( $item->attr_title ) .'"' : '';
$attributes .= ! empty( $item->target ) ? ' target="' . esc_attr( $item->target ) .'"' : '';
$attributes .= ! empty( $item->xfn ) ? ' rel="' . esc_attr( $item->xfn ) .'"' : '';
$attributes .= ! empty( $item->url ) ? ' href="' . esc_attr( $item->url ) .'"' : '';
$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, $args );
}
function start_lvl( &$output, $depth = 0, $args = array() ) {
$indent = str_repeat("\t", $depth);
global $description;
$output .= "\n$indent<ul class='sub-menu'><span class=\"sub\">".$description."</span></li>\n";
}
function end_lvl( &$output, $depth = 0, $args = array() ) {
$indent = str_repeat("\t", $depth);
$output .= "$indent</ul>\n";
}
}
?>
/**** add this to header.php ****/
<?php
$walker = new submenu_walker;
$primaryNav = wp_nav_menu( array( 'theme_location' => 'primary-menu', 'container' => '', 'fallback_cb' => '', 'menu_class' => $menuClass, 'menu_id' => 'top-menu', 'walker' => $walker, 'echo' => false ) );
?>
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