Newscoop\Entity\Article::getNumber PHP Method

    public function getNumber()
    {
        return $this->number;
    }

 /**
  * Add new related article to related articles container
  *
  * @param Article $article
  * @param Article $articleToAdd
  * @param integer $position
  *
  * @return boolean
  */
 public function addArticle($article, $articleToAdd, $position = false)
 {
     $relatedArticles = $this->findRelatedArticlesBox($article);
     $relatedArticle = $this->em->getRepository('Newscoop\\Entity\\RelatedArticle')->getRelatedArticle($relatedArticles, $articleToAdd->getNumber())->getOneOrNullResult();
     if ($relatedArticle) {
         $this->positionRelateArticle($relatedArticles, $relatedArticle, $position);
         return true;
     }
     $relatedArticle = new RelatedArticle($relatedArticles->getId(), $articleToAdd->getNumber());
     $this->em->persist($relatedArticle);
     $this->em->flush();
     $this->positionRelateArticle($relatedArticles, $relatedArticle, $position);
     return true;
 }