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<?php

defined('ABSPATH') || exit;
function wc_page_endpoint_title($title)
{
    global $wp_query;
    if (!is_null($wp_query) && !is_admin() && is_main_query() && in_the_loop() && is_page() && is_wc_endpoint_url()) {
        $endpoint = WC()->query->get_current_endpoint();
        $action = isset($_GET['action']) ? sanitize_text_field(wp_unslash($_GET['action'])) : '';
        $endpoint_title = WC()->query->get_endpoint_title($endpoint, $action);
        $title = $endpoint_title ? $endpoint_title : $title;
        remove_filter('the_title', 'wc_page_endpoint_title');
    }
    return $title;
}
add_filter('the_title', 'wc_page_endpoint_title');
function wc_get_page_id($page)
{
    if ('pay' === $page || 'thanks' === $page) {
        wc_deprecated_argument(__FUNCTION__, '2.1', 'The "pay" and "thanks" pages are no-longer used - an endpoint is added to the checkout instead. To get a valid link use the WC_Order::get_checkout_payment_url() or WC_Order::get_checkout_order_received_url() methods instead.');
        $page = 'checkout';
    }
    if ('change_password' === $page || 'edit_address' === $page || 'lost_password' === $page) {
        wc_deprecated_argument(__FUNCTION__, '2.1', 'The "change_password", "edit_address" and "lost_password" pages are no-longer used - an endpoint is added to the my-account instead. To get a valid link use the wc_customer_edit_account_url() function instead.');
        $page = 'myaccount';
    }
    $page = apply_filters('woocommerce_get_' . $page . '_page_id', get_option('woocommerce_' . $page . '_page_id'));
    return $page ? absint($page) : -1;
}
function wc_get_page_permalink($page, $fallback = null)
{
    $page_id = wc_get_page_id($page);
    $permalink = 0 < $page_id ? get_permalink($page_id) : '';
    if (!$permalink) {
        $permalink = is_null($fallback) ? get_home_url() : $fallback;
    }
    return apply_filters('woocommerce_get_' . $page . '_page_permalink', $permalink);
}
function wc_get_endpoint_url($endpoint, $value = '', $permalink = '')
{
    if (!$permalink) {
        $permalink = get_permalink();
    }
    $query_vars = WC()->query->get_query_vars();
    $endpoint = !empty($query_vars[$endpoint]) ? $query_vars[$endpoint] : $endpoint;
    $value = get_option('woocommerce_myaccount_edit_address_endpoint', 'edit-address') === $endpoint ? wc_edit_address_i18n($value) : $value;
    if (get_option('permalink_structure')) {
        if (strstr($permalink, '?')) {
            $query_string = '?' . wp_parse_url($permalink, PHP_URL_QUERY);
            $permalink = current(explode('?', $permalink));
        } else {
            $query_string = '';
        }
        $url = trailingslashit($permalink);
        if ($value) {
            $url .= trailingslashit($endpoint) . user_trailingslashit($value);
        } else {
            $url .= user_trailingslashit($endpoint);
        }
        $url .= $query_string;
    } else {
        $url = add_query_arg($endpoint, $value, $permalink);
    }
    return apply_filters('woocommerce_get_endpoint_url', $url, $endpoint, $value, $permalink);
}
function wc_nav_menu_items($items)
{
    if (!is_user_logged_in()) {
        $customer_logout = get_option('woocommerce_logout_endpoint', 'customer-logout');
        if (!empty($customer_logout) && !empty($items) && is_array($items)) {
            foreach ($items as $key => $item) {
                if (empty($item->url)) {
                    continue;
                }
                $path = wp_parse_url($item->url, PHP_URL_PATH);
                $query = wp_parse_url($item->url, PHP_URL_QUERY);
                if (strstr($path, $customer_logout) || strstr($query, $customer_logout)) {
                    unset($items[$key]);
                }
            }
        }
    }
    return $items;
}
add_filter('wp_nav_menu_objects', 'wc_nav_menu_items', 10);
function wc_nav_menu_item_classes($menu_items)
{
    if (!is_woocommerce()) {
        return $menu_items;
    }
    $shop_page = wc_get_page_id('shop');
    $page_for_posts = (int) get_option('page_for_posts');
    if (!empty($menu_items) && is_array($menu_items)) {
        foreach ($menu_items as $key => $menu_item) {
            $classes = (array) $menu_item->classes;
            $menu_id = (int) $menu_item->object_id;
            if ($page_for_posts === $menu_id) {
                $menu_items[$key]->current = false;
                if (in_array('current_page_parent', $classes, true)) {
                    unset($classes[array_search('current_page_parent', $classes, true)]);
                }
                if (in_array('current-menu-item', $classes, true)) {
                    unset($classes[array_search('current-menu-item', $classes, true)]);
                }
            } elseif (is_shop() && $shop_page === $menu_id && 'page' === $menu_item->object) {
                $menu_items[$key]->current = true;
                $classes[] = 'current-menu-item';
                $classes[] = 'current_page_item';
            } elseif (is_singular('product') && $shop_page === $menu_id) {
                $classes[] = 'current_page_parent';
            }
            $menu_items[$key]->classes = array_unique($classes);
        }
    }
    return $menu_items;
}
add_filter('wp_nav_menu_objects', 'wc_nav_menu_item_classes', 2);
function wc_list_pages($pages)
{
    if (!is_woocommerce()) {
        return $pages;
    }
    $pages = str_replace('current_page_parent', '', $pages);
    $shop_page = 'page-item-' . wc_get_page_id('shop');
    if (is_shop()) {
        return str_replace($shop_page, $shop_page . ' current_page_item', $pages);
    }
    return str_replace($shop_page, $shop_page . ' current_page_parent', $pages);
}
add_filter('wp_list_pages', 'wc_list_pages');