EE_MailChimp.class.php

<?php

define('ESPRESSO_MAILCHIMP_URL', plugin_dir_url(ESPRESSO_MAILCHIMP_MAIN_FILE));
define('ESPRESSO_MAILCHIMP_ADMIN_DIR', ESPRESSO_MAILCHIMP_DIR . 'admin' . DS . 'mailchimp' . DS);
define('ESPRESSO_MAILCHIMP_DB_DIR', ESPRESSO_MAILCHIMP_DIR . 'db' . DS);
define('ESPRESSO_MAILCHIMP_DMS_PATH', ESPRESSO_MAILCHIMP_DB_DIR . 'migration_scripts' . DS);
define('ESPRESSO_MAILCHIMP_FORMS_PATH', ESPRESSO_MAILCHIMP_DIR . 'includes' . DS . 'forms' . DS);
define('ESPRESSO_MAILCHIMP_MODELS_PATH', ESPRESSO_MAILCHIMP_DB_DIR . 'models' . DS);
define('ESPRESSO_MAILCHIMP_CLASSES_PATH', ESPRESSO_MAILCHIMP_DB_DIR . 'classes' . DS);
define('ESPRESSO_MAILCHIMP_SETTINGS_PAGE_SLUG', 'mailchimp');
define('ESPRESSO_MAILCHIMP_ACTIVE_OPTION', 'ee_mailchimp_active');
define('ESPRESSO_MAILCHIMP_API_OPTIONS', 'ee_mailchimp_user_settings');

/**
 * Class  EE_MailChimp
 *
 * @package         Event Espresso
 * @subpackage      ee4-mailchimp
 */
class EE_MailChimp extends EE_Addon
{
    /**
     *  For registering the activation hook.
     */
    const activation_indicator_option_name = 'ee4_mailchimp_activation';

    /**
     *  name used to save the config
     */
    const CONFIG_NAME = 'Mailchimp';

    /**
     *  Class used for storing config
     */
    const CONFIG_CLASS = 'EE_Mailchimp_Config';


    /**
     * Register our add-on in EE.
     *
     * @access public
     * @return void
     * @throws EE_Error
     */
    public static function register_addon()
    {
        // Register our add-on via Plugin API.
        EE_Register_Addon::register(
            'MailChimp',
            [
                'version'          => ESPRESSO_MAILCHIMP_VERSION,
                'class_name'       => 'EE_MailChimp',
                'min_core_version' => '4.9.26',
                'main_file_path'   => ESPRESSO_MAILCHIMP_MAIN_FILE,
                'admin_path'       => ESPRESSO_MAILCHIMP_ADMIN_DIR,
                'admin_callback'   => 'additional_mailchimp_admin_hooks',
                'config_class'     => EE_MailChimp::CONFIG_CLASS,
                'config_name'      => EE_MailChimp::CONFIG_NAME,
                'autoloader_paths' => [
                    'EE_Mailchimp_Config_Api_Settings' => ESPRESSO_MAILCHIMP_DIR
                                                          . 'EE_Mailchimp_Config_Api_Settings.php',
                    'EE_MCI_Controller'                => ESPRESSO_MAILCHIMP_DIR . 'lib' . DS
                                                          . 'EE_MCI_Controller.class.php',
                    'Mailchimp_Admin_Page'             => ESPRESSO_MAILCHIMP_ADMIN_DIR
                                                          . 'Mailchimp_Admin_Page.core.php',
                    'Mailchimp_Admin_Page_Init'        => ESPRESSO_MAILCHIMP_ADMIN_DIR
                                                          . 'Mailchimp_Admin_Page_Init.core.php',
                    'EE_Mailchimp_Config'              => ESPRESSO_MAILCHIMP_DIR . 'EE_Mailchimp_Config.php',
                    'EE_Div_Per_Section_Spaced_Layout' => ESPRESSO_MAILCHIMP_FORMS_PATH
                                                          . 'EE_Div_Per_Section_Spaced_Layout.strategy.php',
                    'EE_MC_Metabox_Form'               => ESPRESSO_MAILCHIMP_FORMS_PATH . 'EE_MC_Metabox_Form.form.php',
                    'EE_MC_Lists_Form'                 => ESPRESSO_MAILCHIMP_FORMS_PATH . 'EE_MC_Lists_Form.form.php',
                    'EE_MC_Merge_Fields_Form'          => ESPRESSO_MAILCHIMP_FORMS_PATH
                                                          . 'EE_MC_Merge_Fields_Form.form.php',
                    'EE_MC_Interest_Categories_Form'   => ESPRESSO_MAILCHIMP_FORMS_PATH
                                                          . 'EE_MC_Interest_Categories_Form.form.php',
                ],
                'model_paths'      => [ESPRESSO_MAILCHIMP_MODELS_PATH],
                'class_paths'      => [ESPRESSO_MAILCHIMP_CLASSES_PATH],
                'dms_paths'        => [ESPRESSO_MAILCHIMP_DMS_PATH],
                'module_paths'     => [ESPRESSO_MAILCHIMP_DIR . 'EED_Mailchimp.module.php'],
                'pue_options'      => [
                    'pue_plugin_slug' => 'eea-mailchimp',
                    'checkPeriod'     => '24',
                    'use_wp_update'   => false,
                ],
            ]
        );
    }


    /**
     * a safe space for addons to add additional logic like setting hooks
     * that will run immediately after addon registration
     * making this a great place for code that needs to be "omnipresent"
     */
    public function after_registration()
    {
        require_once(ESPRESSO_MAILCHIMP_DIR . 'lib' . DS . 'sdk' . DS . 'vendor' . DS . 'autoload.php');
    }


    /**
     *  Additional admin hooks.
     *
     * @access public
     * @return void
     */
    public static function additional_mailchimp_admin_hooks()
    {
        // Is admin and not in M-Mode ?
        if (is_admin() && ! EE_Maintenance_Mode::instance()->level()) {
            add_filter('plugin_action_links', ['EE_MailChimp', 'espresso_mailchimp_plugin_settings'], 10, 2);
        }
    }


    /**
     * Add a settings link to the Plugins page.
     *
     * @param array  $links List of existing links.
     * @param string $file  Main plugins file name.
     * @return array  Updated Links list
     */
    public static function espresso_mailchimp_plugin_settings($links, $file)
    {
        if ($file === ESPRESSO_MAILCHIMP_BASE_NAME) {
            $link = 'admin.php?page=' . ESPRESSO_MAILCHIMP_SETTINGS_PAGE_SLUG;
            // before other links
            array_unshift(
                $links,
                '<a href="' . $link . '">' . esc_html__('Settings', 'event_espresso') . '</a>'
            );
        }
        return $links;
    }
}