wc-plugin-update-server.php

<?php
/**
 * Plugin Name:     WC PUS integration
 * Plugin URI:      http://rwsite.ru
 * Description:     WooCommerce and WP Packages Update Server integration
 * Version:         1.0.9
 * Author:          Aleksei Tikhomirov
 * Author URI:      http://rwsite.ru
 * Text Domain:     wc-pus
 * Domain Path:     /languages
 *
 * Tested up to: 6.4.3
 * Requires at least: 5.6
 * Requires PHP: 7.4+
 *
 * WC requires at least: 6.0
 * WC tested up to: 8.4.0
 *
 *
 * @author          <alex@rwsite.ru>
 * @copyright       Copyright (c) Aleksei Tikhomirov
 * @license         http://www.gnu.org/licenses/gpl-3.0.html
 *
 */

// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

if ( class_exists( 'LicPlugin' ) || defined( 'WCPUS' ) ) {
	return;
}

define( 'WCPUS', __FILE__ );

spl_autoload_register( function ( $className ) {
	$path = realpath( __DIR__ . '/includes/' . strtr( $className, '/', DIRECTORY_SEPARATOR ) . '.php' );
	if ( is_readable( $path ) ) {
		include_once $path;
	}
} );

register_activation_hook( __FILE__, [ 'LicPlugin', 'activation' ] );
register_uninstall_hook( __FILE__, [ 'LicPlugin', 'uninstall' ] );

add_action( 'plugins_loaded', [ 'LicPlugin', 'getInstance' ], 20 );