/**
* Checks whether the user is logged in.
*
* @return UserRow|bool Object if user is logged in, false otherwise.
*/
public function isLoggedIn()
{
// If user object is not in cache, but user ID is in session,
// load the object from the database:
if (!$this->currentUser) {
if (isset($this->session->userId)) {
// normal mode
$results = $this->userTable->select(['id' => $this->session->userId]);
$this->currentUser = count($results) < 1 ? false : $results->current();
} else {
if (isset($this->session->userDetails)) {
// privacy mode
$results = $this->userTable->createRow();
$results->exchangeArray($this->session->userDetails);
$this->currentUser = $results;
} else {
// unexpected state
$this->currentUser = false;
}
}
}
return $this->currentUser;
}
