/**
* This function handles garbage collection.
*
* @access protected
*/
protected function _gc()
{
$expires = $this->_lifetime ? $this->_lifetime : Date::MONTH;
// Expire sessions after one month
// Delete all sessions that have expired
DB_ORM::delete($this->_table)->where($this->_columns['last_active'], DB_SQL_Operator::_LESS_THAN_, time() - $expires)->execute();
}
/**
* This function logs the current user out.
*
* @access public
* @param boolean $destroy whether the session is to be to completely
* destroyed
* @param boolean $logout_all whether all tokens for user are to be removed
* @param boolean whether the logout was successful
*/
public function logout($destroy = FALSE, $logout_all = FALSE)
{
// Set by force_login()
$this->_session->delete('auth_forced');
if ($token = Cookie::get('authautologin')) {
// Delete the autologin cookie to prevent re-login
Cookie::delete('authautologin');
// Clear the autologin token from the database
$token = DB_ORM::select($this->models['token'])->where($this->columns['token'], DB_SQL_Operator::_EQUAL_TO_, $token)->limit(1)->query()->fetch(0);
$token_model = DB_ORM_Model::model_name($this->models['token']);
if ($logout_all) {
DB_ORM::delete($this->models['token'])->where($this->columns['user_id'], DB_SQL_Operator::_EQUAL_TO_, $token->user)->execute();
} else {
if ($token instanceof $token_model and $token->is_loaded()) {
$token->delete();
}
}
}
return parent::logout($destroy);
}
