Disable payment gateway for specific shipping method in WooCommerce on your child site.
Snippet Type
Execute on Child Sites
Snippet
add_filter( 'woocommerce_available_payment_gateways', 'filter_woocommerce_available_payment_gateways' );
function filter_woocommerce_available_payment_gateways( $available_gateways ) {
if( is_checkout() && ! is_wc_endpoint_url() ) {
$gateways_to_disable = array( 'cardgatecreditcard', 'cardgategiropay', 'cardgateideal', 'cardgatesofortbanking' );
$shipping_methods = array( 'flat_rate', 'request_shipping_quote' );
$chosen_shipping = WC()->session->get( 'chosen_shipping_methods' )[0];
$disable_gateways = false;
// Check if we need to disable gateways
foreach ( $shipping_methods as $shipping_method ) {
if ( strpos( $chosen_shipping, $shipping_method ) !== false ) {
$disable_gateways = true;
}
}
// If so, disable the gateways
if ( $disable_gateways ) {
foreach ( $available_gateways as $payment_id => $gateway ) {
if ( in_array( $payment_id, $gateways_to_disable ) ) {
unset( $available_gateways[$payment_id] );
}
}
}
}
return $available_gateways;
}