WooCow/woocow.php

<?php
/**
 * Plugin Name: WooCow
 * Description: Mailcow email hosting management for WooCommerce customers.
 * Version:     1.0.0
 * Author:      WooCow
 * Text Domain: woocow
 * Requires at least: 6.2
 * Requires PHP: 8.1
 * WC requires at least: 7.0
 */

defined( 'ABSPATH' ) || exit;

define( 'WOOCOW_VERSION',     '1.0.0' );
define( 'WOOCOW_PLUGIN_FILE', __FILE__ );
define( 'WOOCOW_PLUGIN_DIR',  plugin_dir_path( __FILE__ ) );
define( 'WOOCOW_PLUGIN_URL',  plugin_dir_url( __FILE__ ) );

require_once WOOCOW_PLUGIN_DIR . 'includes/class-woocow-installer.php';
require_once WOOCOW_PLUGIN_DIR . 'includes/class-woocow-api.php';
require_once WOOCOW_PLUGIN_DIR . 'includes/class-woocow-admin.php';
require_once WOOCOW_PLUGIN_DIR . 'includes/class-woocow-account.php';
require_once WOOCOW_PLUGIN_DIR . 'includes/class-woocow-pw-sync.php';

register_activation_hook( __FILE__, [ 'WooCow_Installer', 'install' ] );

add_action( 'init', function () {
    load_plugin_textdomain( 'woocow', false, dirname( plugin_basename( WOOCOW_PLUGIN_FILE ) ) . '/languages' );
} );

add_action( 'plugins_loaded', function () {
    if ( ! class_exists( 'WooCommerce' ) ) {
        add_action( 'admin_notices', function () {
            printf(
                '<div class="notice notice-error"><p>%s</p></div>',
                esc_html__( 'WooCow requires WooCommerce to be installed and active.', 'woocow' )
            );
        } );
        return;
    }
    new WooCow_Admin();
    new WooCow_Account();
    new WooCow_PW_Sync();
} );