includes(); return self::$_instance; } /** * Include required core files used in admin and on the frontend. */ public function includes() { include_once AGENCY_ECOMMERCE_THEME_DIR . 'core/hooks/class-agency-ecommerce-header-hooks.php'; include_once AGENCY_ECOMMERCE_THEME_DIR . 'core/hooks/hooks.php'; } } Agency_Ecommerce_Hooks::instance();