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<?php
/**
* Menu class for handling menu schema fragments in SmartCrawl.
*
* @package SmartCrawl
*/
namespace SmartCrawl\Schema\Fragments;
use SmartCrawl\Schema\Utils;
/**
* Class Menu
*
* Handles menu schema fragments.
*/
class Menu extends Fragment {
/**
* The URL of the menu.
*
* @var string
*/
private $url;
/**
* Schema utilities.
*
* @var Utils
*/
private $utils;
/**
* Menu constructor.
*
* @param string $url The URL of the menu.
*/
public function __construct( $url ) {
$this->url = $url;
$this->utils = Utils::get();
}
/**
* Retrieves raw schema data.
*
* @return array|false The raw schema data or false if the main menu is not set.
*/
protected function get_raw() {
$main_menu_slug = $this->utils->get_schema_option( 'schema_main_navigation_menu' );
if ( empty( $main_menu_slug ) ) {
return false;
}
$menu_items = wp_get_nav_menu_items( $main_menu_slug );
if ( empty( $menu_items ) || ! is_array( $menu_items ) ) {
return false;
}
$schema = array();
foreach ( $menu_items as $menu_item ) {
/**
* Menu item object.
*
* @var $menu_item \WP_Post
*/
$schema[] = array(
'@type' => 'SiteNavigationElement',
'@id' => $this->utils->url_to_id( $this->url, '#schema-nav-element-' . $menu_item->ID ),
'name' => $menu_item->post_title,
'url' => $menu_item->url,
);
}
return $schema;
}
}