moadminModel::listRows PHP Method

    public function listRows($collection)
    {
        foreach ($this->sort as $key => $val) {
            //cast vals to int
            $sort[$key] = (int) $val;
        }
        $col = $this->mongo->selectCollection($collection);
        $this->count = $col->count();
        $cur = $col->find()->sort($sort);
        if ($_SESSION['limit'] && $this->count > $_SESSION['limit']) {
            if ($this->count > 1) {
                $this->colKeys = phpMoAdmin::getArrayKeys($col->findOne());
            }
            $cur->limit($_SESSION['limit']);
            if (isset($_GET['skip'])) {
                if ($this->count <= $_GET['skip']) {
                    $_GET['skip'] = $this->count - $_SESSION['limit'];
                }
                $cur->skip($_GET['skip']);
            }
        } else {
            if ($this->count > 1) {
                $this->colKeys = phpMoAdmin::getArrayKeys($cur->getNext());
            }
        }
        if ($this->count > 1) {
            $curLast = $col->find()->sort($sort);
            if ($this->count > 2) {
                $curLast->skip(min($this->count, 100) - 1);
            }
            $this->colKeys = array_merge($this->colKeys, phpMoAdmin::getArrayKeys($curLast->getNext()));
            ksort($this->colKeys);
        }
        return $cur;
    }