/**
* @return Book
*/
public function getBook()
{
$book = null;
if ($this->chapter && $this->chapter->getBook()) {
$book = $this->chapter->getBook();
}
return $book;
}
/**
* Add chapters
*
* @param \AppBundle\Entity\Chapter $chapters
* @return Book
*/
public function addChapter(\AppBundle\Entity\Chapter $chapter)
{
$chapter->setBook($this);
$this->chapters[] = $chapter;
return $this;
}
private function route(Chapter $chapter)
{
return $this->get('router')->generate('api_1_get_chapter', ['chapter' => $chapter->getId()]);
}