foreach ( $order->get_items() as $product_info ) {

                do_action( 'woocommerce/cart_loop/start', $product_info );

                $product_id = ( int ) apply_filters ( 'woocommerce_add_to_cart_product_id', $product_info ['product_id'] );
                $qty = ( int ) $product_info ['qty'];
                $all_variations = array ();
                $variation_id = ( int ) $product_info[ 'variation_id' ];

                $cart_product_data = apply_filters ( 'woocommerce_order_again_cart_item_data', array (), $product_info, $order );
                foreach ( $product_info ['item_meta'] as $product_meta_name => $product_meta_value ) {


                    if ( taxonomy_is_product_attribute( $product_meta_name ) ) {
                        $all_variations [$product_meta_name] =  ucfirst($product_meta_value);

                    } else {
                        if ( meta_is_product_attribute( $product_meta_name,  $product_meta_value, $product_id ) ) {
                            $all_variations[ $product_meta_name ] = ucfirst($product_meta_value);
                        }
                    }
                }

              // print_r($all_variations);
              // die();
                // Add to cart validation
                if (! apply_filters ( 'woocommerce_add_to_cart_validation', true, $product_id, $qty, $variation_id, $all_variations, $cart_product_data )) {
                    do_action( 'woocommerce/cart_loop/end', $product_info );
                    continue;
                }

                // Checks availability of products
                $array = wc_get_product( $product_id );

                // Add to cart order products
                $add_to_cart = WC()->cart->add_to_cart ( $product_id, $qty, $variation_id, $all_variations );

                do_action( 'woocommerce/cart_loop/end', $product_info );
            }