Added option to set invoicing language

Author: Artur Gajewski (fraktio)

library/Xi/Netvisor/Resource/Xml/Customer.php

@@ -11,13 +11,16 @@ class Customer extends Root
 {
     private $customerBaseInformation;
     private $customerFinvoiceDetails;
+    private $customerAdditionalInformation;
 
     public function __construct(
         CustomerBaseInformation $customerBaseInformation,
-        CustomerFinvoiceDetails $customerFinvoiceDetails = null
+        CustomerFinvoiceDetails $customerFinvoiceDetails = null,
+        CustomerAdditionalInformation $customerAdditionalInformation = null
     ) {
         $this->customerBaseInformation = $customerBaseInformation;
         $this->customerFinvoiceDetails = $customerFinvoiceDetails;
+        $this->customerAdditionalInformation = $customerAdditionalInformation;
     }
 
     public function getDtdPath()

library/Xi/Netvisor/Resource/Xml/CustomerAdditionalInformation.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Xi\Netvisor\Resource\Xml;
+
+class CustomerAdditionalInformation
+{
+    private $invoicingLanguage;
+
+    /**
+     * @param string $invoicingLanguage
+     */
+    public function __construct(
+        $invoicingLanguage = 'FI'
+    ) {
+        $this->invoicingLanguage = $invoicingLanguage;
+    }
+}

tests/Xi/Netvisor/Resource/Xml/CustomerTest.php

@@ -26,9 +26,13 @@ public function setUp()
                 'Testikatu 1',
                 'Helsinki',
                 '00240',
-                'FI'
+                'FI',
+                null
             ),
-            null
+            null,
+            new CustomerAdditionalInformation(
+                'SV'
+            )
         );
     }
 
@@ -49,5 +53,6 @@ public function xmlHasRequiredValues()
 
         $this->assertXmlContainsTagWithValue('externalidentifier', '1234567-1', $xml);
         $this->assertXmlContainsTagWithValue('name', 'Testi Oy', $xml);
+        $this->assertXmlContainsTagWithValue('invoicinglanguage', 'SV', $xml);
     }
 }