Added FreightCharges option to InternationalForms

src/Ups/Entity/FreightCharges.php

@@ -0,0 +1,58 @@
+<?php
+namespace Ups\Entity;
+
+use Ups\NodeInterface;
+use DOMDocument;
+use DOMElement;
+
+class FreightCharges implements NodeInterface
+{
+
+    private $monetaryValue;
+
+    function __construct($response = null)
+    {
+        if (null != $response) {
+            if (isset($response->MonetaryValue)) {
+                $this->setMonetaryValue($response->MonetaryValue);
+            }
+        }
+    }
+
+    /**
+     * @param null|DOMDocument $document
+     * @return DOMElement
+     */
+    public function toNode(DOMDocument $document = null)
+    {
+        if (null === $document) {
+            $document = new DOMDocument();
+        }
+
+        $node = $document->createElement('FreightCharges');
+        $node->appendChild($document->createElement('MonetaryValue', $this->getMonetaryValue()));
+
+        return $node;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getMonetaryValue() {
+        return $this->monetaryValue;
+    }
+
+    /**
+     * @param $var
+     */
+    public function setMonetaryValue($var) {
+        $this->monetaryValue = round($var, 2); // Max 2 decimals places
+
+        if(strlen((string) $this->monetaryValue) > 15) {
+            throw new \Exception('Value too long');
+        }
+
+        return $this;
+    }
+
+} 

src/Ups/Entity/InternationalForms.php

@@ -128,6 +128,11 @@ class InternationalForms implements NodeInterface
      */
     private $discount;
 
+    /**
+     * @var FreightCharges
+     */
+    private $freightCharges;
+
     /**
      * @return array
      */
@@ -192,6 +197,24 @@ public function getType()
         return $this->type;
     }
 
+    /**
+     * @param $freightCharges FreightCharges
+     * @return $this
+     */
+    public function setFreightCharges(FreightCharges $freightCharges)
+    {
+        $this->freightCharges = $freightCharges;
+        return $this;
+    }
+
+    /**
+     * @return FreightCharges
+     */
+    public function getFreightCharges()
+    {
+        return $this->freightCharges;
+    }
+
     /**
      * @param $discount Discount
      * @return $this
@@ -203,7 +226,7 @@ public function setDiscount(Discount $discount)
     }
 
     /**
-     * @return string
+     * @return Discount
      */
     public function getDiscount()
     {
@@ -267,6 +290,9 @@ public function toNode(DOMDocument $document = null)
         if($this->getDiscount() !== null) {
             $node->appendChild($this->getDiscount()->toNode($document));
         }
+        if($this->getFreightCharges() !== null) {
+            $node->appendChild($this->getFreightCharges()->toNode($document));
+        }
         foreach($this->products as $product) {
             $node->appendChild($product->toNode($document));
         }