WooCommerce: Plugin Snippets

Change specific variation dropdown labels:

add_filter( 'woocommerce_dropdown_variation_attribute_options_args', 
'bubdev_commerce_set_variation_labels' );
/**
 * Change Variation Dropdown Labels
 *
 * @param array $args The arguments
 *
 * @return array The arguments
 */
function bubdev_commerce_set_variation_labels( $args ) {
  
  $attribute = get_taxonomy( $args['attribute'] );

  if ( $attribute->name === 'pa_variant' ) {
    $args['show_option_none'] = __( 'Wählen Sie eine Ausgabe', 'basicbuch' );
  }

  return $args;
}

Disable payment gateway by customer country:

add_filter( 'woocommerce_available_payment_gateways', 'bubdev_woo_disable_payment_gateways' );
/**
 * WooCommerce: Disable Payment Gateway for a Specific Country
 */
function bubdev_woo_disable_payment_gateways( $available_gateways ) {
  if ( is_admin() ) return $available_gateways;

  // Disable Cash on Delivery for Swiss customers.
  if ( isset( $available_gateways['cod'] ) && WC()->customer 
    && WC()->customer->get_billing_country() === 'CH' ) {
      unset( $available_gateways['cod'] );
  }
  
  return $available_gateways;
}