/**
  * {@inheritdoc}
  */
 public function load(ObjectManager $manager)
 {
     $organization = $manager->getRepository('OroOrganizationBundle:Organization')->getFirst();
     $locator = $this->container->get('file_locator');
     $filePath = $locator->locate('@OroB2BCMSBundle/Migrations/Data/Demo/ORM/data/pages.csv');
     if (is_array($filePath)) {
         $filePath = current($filePath);
     }
     $handler = fopen($filePath, 'r');
     $headers = fgetcsv($handler, 5000, ',');
     while (($data = fgetcsv($handler, 5000, ',')) !== false) {
         $row = array_combine($headers, array_values($data));
         $page = new Page();
         $page->setTitle($row['title']);
         $page->setContent($row['content']);
         $page->setOrganization($organization);
         $page->setCurrentSlugUrl($row['slug']);
         if ($row['parentId'] > 0 && array_key_exists($row['parentId'], $this->pages)) {
             /** @var Page $parent */
             $parent = $this->pages[$row['parentId']];
             $parent->addChildPage($page);
         }
         $manager->persist($page);
         $this->pages[$row['id']] = $page;
     }
     fclose($handler);
     $manager->flush();
 }