private function getLogArray(Topic $topic, Article $article)
{
return array('title' => $topic->getTitle(), 'id' => array('Title' => $article->getName(), 'Number' => $article->getNumber(), 'IdLanguage' => $article->getLanguageId()), 'diff' => array('id' => $topic->getId(), 'title' => $topic->getTitle()));
}