Modify the Pay360 Hosted Cashier transaction request to include the customer prefix

wc-pay360-modify-transaction-reference-number

add_filter( 'pay360_hosted_cashier_get_parameters', 'vanbodevelops_filter_hc_parameters', 10, 3 );
function vanbodevelops_filter_hc_parameters( $args, $order, $gateway ) {
	
	// This is the customer ID prefix, from the settings
	$customer_prefix = $gateway->get_option( 'cashier_customer_prefix' );
	
	$ref_number_parts = explode( ':', $args['transaction']['merchantReference'] );
	
	$customer_prefix = str_replace( array( ' ', ':', ), array( '-', '-' ), $customer_prefix );
	
	$new_transaction_number = $ref_number_parts[0] . ':' . $customer_prefix . ':' . $ref_number_parts[2] . ':' . $ref_number_parts[1] . ':' . $ref_number_parts[3];
	
	$args['transaction']['merchantReference'] = $new_transaction_number;
	
	$return_url = remove_query_arg( 'merchantRef', $args['session']['returnUrl']['url'] );
	
	$args['session']['returnUrl']['url'] = add_query_arg( 'merchantRef', $new_transaction_number, $return_url );
	
	return $args;
}