mailchimp-for-wp.php

<?php

/*
Plugin Name: MC4WP: Mailchimp for WordPress
Plugin URI: https://www.mc4wp.com/#utm_source=wp-plugin&utm_medium=mailchimp-for-wp&utm_campaign=plugins-page
Description: Mailchimp for WordPress by ibericode. Adds various highly effective sign-up methods to your site.
Version: 4.9.21
Author: ibericode
Author URI: https://www.ibericode.com/
Text Domain: mailchimp-for-wp
Domain Path: /languages
License: GPL-3.0-or-later
License URI: http://www.gnu.org/licenses/gpl-3.0.html

Mailchimp for WordPress
Copyright (C) 2012 - 2025, Danny van Kooten, hi@dannyvankooten.com

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

// Prevent direct file access
defined('ABSPATH') or exit;


/** @ignore */
function _mc4wp_load_plugin()
{
    global $mc4wp;

    // don't run if Mailchimp for WP Pro 2.x is activated
    if (defined('MC4WP_VERSION')) {
        return;
    }

    // don't run if PHP version is lower than 7.4.0
    if (PHP_VERSION_ID < 70400) {
        return;
    }

    // bootstrap the core plugin
    define('MC4WP_VERSION', '4.9.21');
    define('MC4WP_PLUGIN_DIR', __DIR__);
    define('MC4WP_PLUGIN_FILE', __FILE__);

    require __DIR__ . '/autoload.php';
    require __DIR__ . '/includes/default-actions.php';
    require __DIR__ . '/includes/default-filters.php';

    /**
     * @global MC4WP_Container $GLOBALS['mc4wp']
     * @name $mc4wp
     */
    $mc4wp        = mc4wp();
    $mc4wp['api'] = 'mc4wp_get_api_v3';
    $mc4wp['log'] = 'mc4wp_get_debug_log';

    // forms
    $form_manager = new MC4WP_Form_Manager();
    $form_manager->add_hooks();
    $mc4wp['forms'] = $form_manager;

    // integration core
    $integration_manager = new MC4WP_Integration_Manager();
    $integration_manager->add_hooks();
    $mc4wp['integrations'] = $integration_manager;

    // Initialize admin section of plugin
    if (is_admin()) {
        $admin_tools = new MC4WP_Admin_Tools();

        if (defined('DOING_AJAX') && DOING_AJAX) {
            $ajax = new MC4WP_Admin_Ajax($admin_tools);
            $ajax->add_hooks();
        } else {
            $messages                = new MC4WP_Admin_Messages();
            $mc4wp['admin.messages'] = $messages;

            $admin = new MC4WP_Admin($admin_tools, $messages);
            $admin->add_hooks();

            $forms_admin = new MC4WP_Forms_Admin($messages);
            $forms_admin->add_hooks();

            $integrations_admin = new MC4WP_Integration_Admin($integration_manager, $messages);
            $integrations_admin->add_hooks();
        }
    }

    // bootstrap integrations
    require __DIR__ . '/integrations/bootstrap.php';
}

// bootstrap main plugin
add_action('plugins_loaded', '_mc4wp_load_plugin', 8);

// schedule the action hook to refresh the stored Mailchimp lists on a daily basis
register_activation_hook(__FILE__, function () {
    $time_string = sprintf('tomorrow %d:%d am', rand(0, 7), rand(0, 59));
    wp_schedule_event(strtotime($time_string), 'daily', 'mc4wp_refresh_mailchimp_lists');
});

// remove scheduled hook when plugin is deactivated
register_deactivation_hook(__FILE__, function () {
    wp_clear_scheduled_hook('mc4wp_refresh_mailchimp_lists');
});