code: public function delete($idOrUser, $forceLogout = true) 
      {
  		// All the services we need
  		$main = $this->getServiceLocator()->get('neobazaar.service.main');
  		$em = $main->getEntityManager();
  		$user = $this->getEntity($idOrUser);
  		$classifiedService = $this->getServiceLocator()->get('document.service.classified');
  		
  		if(!$this->checkIfOwnerOrAdmin($user)) {
  			throw new \Exception('Non possiedi i permessi per agire su questo documento');
  		}
  
  		$this->getEventManager()->trigger(__FUNCTION__, $this, array('user' => $user));
  		$user->setState(UserEntity::USER_STATE_DELETED);
  		$em->persist($user);
  		$em->flush();
  		
  		$documents = $user->getDocument();
  		foreach($documents as $document) {
  			try {
  				$classifiedService->delete($document);
  			} catch(\Exception $e) { }
  		}
  
  		$this->getEventManager()->trigger(__FUNCTION__ . '.post', $this, array('user' => $user));
  		
  		if($forceLogout) {
  			$this->logout();
  		}
  		
  		return $user;
      }
docs: Save a document
  
  @param array $data
  @param bool $forceLogout
  @throws \Exception
  @return \Neobazaar\Entity\User