/**
  * Displays a form to create a new ProductAttribute entity.
  *
  * @Route("/{product}/new", name="supplier_product_attribute_new")
  * @Method("GET")
  * @Template()
  */
 public function newAction($product)
 {
     $em = $this->getDoctrine()->getManager();
     $product = $em->getRepository('HypersitesStockBundle:Product')->findOneBy(array('id' => $product));
     $entity = new ProductAttribute();
     $entity->setProduct($product);
     $form = $this->createCreateForm($entity);
     return array('product' => $product, 'entity' => $entity, 'form' => $form->createView());
 }
 /**
  * Method that create the Variatons Attribute that identify each Variation
  * @param ProductAttribute $productAttribute
  * @retun void()
  */
 private function generateVariationAttribute(ProductAttribute $productAttribute)
 {
     $values = $productAttribute->getAttributeValue();
     foreach ($values as $variation) {
         $variationAttribute = new \Hypersites\StockBundle\Entity\VariationAttributes();
         $variationAttribute->setProductAttribute($productAttribute);
         $variationAttribute->setAttributeValue($variation);
         $this->em->persist($variationAttribute);
         $this->variationAttributeCollection->add($variationAttribute);
     }
     $productAttribute->setVariationAttributes($this->variationAttributeCollection);
     $this->em->persist($productAttribute);
     $this->em->flush();
 }