*/
    public static function init()
    {
        add_action('customize_register', array('PressGang\\GoogleAnalytics', 'customizer'));
        add_action('wp_footer', array('PressGang\\GoogleAnalytics', 'script'));
    }
    /**
     * Add to customizer
     *
     * @param $wp_customize
     */
    public static function customizer($wp_customize)
    {
        $wp_customize->add_section('google', array('title' => __("Google", THEMENAME)));
        $wp_customize->add_setting('google-analytics-id', array('default' => '', 'sanitize_callback' => 'sanitize_text_field'));
        $wp_customize->add_control(new \WP_Customize_Control($wp_customize, 'google-analytics-id', array('label' => __("Google Analytics ID", THEMENAME), 'section' => 'google')));
    }
    /**
     * script
     *
     * @return void
     */
    public static function script()
    {
        if ($google_analytics_id = urlencode(get_theme_mod('google-analytics-id'))) {
            \Timber::render('google-analytics.twig', array('google_analytics_id' => $google_analytics_id));
        }
    }
}
GoogleAnalytics::init();