WC_Emails::__construct PHP Method

    public function __construct()
    {
        $this->init();
        // Email Header, Footer and content hooks
        add_action('woocommerce_email_header', array($this, 'email_header'));
        add_action('woocommerce_email_footer', array($this, 'email_footer'));
        add_action('woocommerce_email_order_details', array($this, 'order_details'), 10, 4);
        add_action('woocommerce_email_order_meta', array($this, 'order_meta'), 10, 3);
        add_action('woocommerce_email_customer_details', array($this, 'customer_details'), 10, 3);
        add_action('woocommerce_email_customer_details', array($this, 'email_addresses'), 20, 3);
        // Hooks for sending emails during store events
        add_action('woocommerce_low_stock_notification', array($this, 'low_stock'));
        add_action('woocommerce_no_stock_notification', array($this, 'no_stock'));
        add_action('woocommerce_product_on_backorder_notification', array($this, 'backorder'));
        add_action('woocommerce_created_customer_notification', array($this, 'customer_new_account'), 10, 3);
        // Let 3rd parties unhook the above via this hook
        do_action('woocommerce_email', $this);
    }