moadminModel::getStats PHP Method

    public function getStats()
    {
        $admin = $this->_db->selectDB('admin');
        $return = array_merge($admin->command(array('buildinfo' => 1)), $admin->command(array('serverStatus' => 1)));
        $profile = $admin->command(array('profile' => -1));
        $return['profilingLevel'] = $profile['was'];
        $return['mongoDbTotalSize'] = round($this->totalDbSize / 1000000) . 'mb';
        $prevError = $admin->command(array('getpreverror' => 1));
        if (!$prevError['n']) {
            $return['previousDbErrors'] = 'None';
        } else {
            $return['previousDbErrors']['error'] = $prevError['err'];
            $return['previousDbErrors']['numberOfOperationsAgo'] = $prevError['nPrev'];
        }
        $return['globalLock']['totalTime'] .= ' µSec';
        $return['uptime'] = round($return['uptime'] / 60) . ':' . str_pad($return['uptime'] % 60, 2, '0', STR_PAD_LEFT) . ' minutes';
        $unshift['mongo'] = $return['version'];
        $unshift['mongoPhpDriver'] = Mongo::VERSION;
        $unshift['phpMoAdmin'] = '1.0.6';
        $unshift['gitVersion'] = $return['gitVersion'];
        unset($return['ok'], $return['version'], $return['gitVersion']);
        $return = array_merge(array('version' => $unshift), $return);
        $iniIndex = array(-1 => 'Unlimited', 'Off', 'On');
        $phpIni = array('allow_persistent', 'auto_reconnect', 'chunk_size', 'cmd', 'default_host', 'default_port', 'max_connections', 'max_persistent');
        foreach ($phpIni as $ini) {
            $key = 'php_' . $ini;
            $return[$key] = ini_get('mongo.' . $ini);
            if (isset($iniIndex[$return[$key]])) {
                $return[$key] = $iniIndex[$return[$key]];
            }
        }
        return $return;
    }