introduce the new KeyValuecContainer object to prevent adders and removers from being called

Author: Burgov

Form/DataTransformer/HashToKeyValueArrayTransformer.php

@@ -1,6 +1,7 @@
 <?php
 namespace Burgov\Bundle\KeyValueFormBundle\Form\DataTransformer;
 
+use Burgov\Bundle\KeyValueFormBundle\KeyValueContainer;
 use Symfony\Component\Form\DataTransformerInterface;
 use Symfony\Component\Form\Exception\TransformationFailedException;
 
@@ -18,7 +19,7 @@ public function transform($value)
 
     public function reverseTransform($value)
     {
-        $return = array();
+        $return = new KeyValueContainer();
 
         foreach ($value as $data) {
             if (array('key', 'value') != array_keys($data)) {

KeyValueContainer.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace Burgov\Bundle\KeyValueFormBundle;
+
+class KeyValueContainer implements \ArrayAccess
+{
+    private $data;
+
+    public function __construct(array $data = array())
+    {
+        $this->data = $data;
+    }
+
+    public function toArray()
+    {
+        return $this->data;
+    }
+
+    public function offsetExists($offset)
+    {
+        return array_key_exists($offset, $this->data);
+    }
+
+    public function offsetGet($offset)
+    {
+        return $this->data[$offset];
+    }
+
+    public function offsetSet($offset, $value)
+    {
+        $this->data[$offset] = $value;
+    }
+
+    public function offsetUnset($offset)
+    {
+        unset($this->data[$offset]);
+    }
+}
+