Sending Form Fields as Smart Tags to Square

/**

 * Send the email address to Square

 *

 * @link   https://wpforms.com/developers/how-to-send-the-email-address-to-square-with-wpfoms/

 */

function wpf_dev_process_smart_tags_in_payment_description( $args, $process ) {

    if ( isset( $args[ 'note' ] ) ) {

        $note = apply_filters( 'wpforms_process_smart_tags', $args[ 'note' ], $process->form_data, $process->fields, 0 );

        // The maximum length for the Square notes field is 500 characters.

        $args[ 'note' ] = wp_html_excerpt( $note, 500 );

    }

    return $args;

}

add_filter( 'wpforms_square_process_get_payment_args_single', 'wpf_dev_process_smart_tags_in_payment_description', 10, 2 );