function current_page_url() {
            $url = 'http';

            if ( isset( $_SERVER["HTTPS"] ) ) {
                if ( $_SERVER["HTTPS"] == "on" ) {
                    $url .= "s";
                }
            }
            $url .= "://";
            if ( $_SERVER["SERVER_PORT"] != "80" ) {
                $url .= $_SERVER["SERVER_NAME"] . ":" . $_SERVER["SERVER_PORT"] . $_SERVER["REQUEST_URI"];
            } else {
                $url .= $_SERVER["SERVER_NAME"] . $_SERVER["REQUEST_URI"];
            }

            return esc_url( $url );
        }