WooCommerce Multilingual - Compatability with PDF Product Vouchers

pdf-product-vouchers.php

<?php //only copy this line if needed

// WPML WooCommerce Multilingual compatability with PDF Product Vouchers
function sv_wc_pdf_product_vouchers_wc_multilingual_duplicate_exception( $exclude, $cart_item ) {

	if ( isset( $cart_item[ 'voucher_id' ] ) ) {
		$exclude = true;
	}

	return $exclude;
}
add_filter( 'wcml_exception_duplicate_products_in_cart', 'sv_wc_pdf_product_vouchers_wc_multilingual_duplicate_exception', 10, 2 );