poc form SDK (extends to form)

sources/DI/Form/Transformer/DocumentTransformer.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace Combodo\iTop\DI\Form\Transformer;
+
+use ormDocument;
+use Symfony\Component\Form\DataTransformerInterface;
+
+/**
+ * Perform transformation between ormDocument and UploadedFile.
+ */
+class DocumentTransformer implements DataTransformerInterface
+{
+
+	/** @inheritdoc  */
+	public function transform($value)
+	{
+
+		return null;
+	}
+
+	/** @inheritdoc  */
+	public function reverseTransform($value)
+	{
+		if($value === null){
+			return null;
+		}
+
+		$doc_content = file_get_contents($value->getRealPath());
+		return new ormDocument($doc_content, $value->getClientMimeType(), $value->getRealPath());
+	}
+}