/**
* Sets state of $page and is descendant to STATE_DELETED.
*
* @param Page $page The page to delete.
*
* @return integer The number of page having their state changed.
*/
public function toTrash(Page $page)
{
if (true === $page->isLeaf()) {
$page->setState(Page::STATE_DELETED);
$this->getEntityManager()->flush($page);
return 1;
}
$subquery = $this->getEntityManager()->getRepository('BackBee\\CoreDomain\\NestedNode\\Section')->createQueryBuilder('n')->select('n._uid')->andIsDescendantOf($page->getSection());
return $this->createQueryBuilder('p')->update()->set('p._state', Page::STATE_DELETED)->andWhere('p._section IN (' . $subquery->getDQL() . ')')->setParameters($subquery->getParameters())->getQuery()->execute();
}