2 // This file is part of Moodle - http://moodle.org/
4 // Moodle is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
9 // Moodle is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
18 * Mysqli specific recordset.
21 * @copyright 2008 Petr Skoda (http://skodak.org)
22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
25 defined('MOODLE_INTERNAL') ||
die();
27 require_once(__DIR__
.'/moodle_recordset.php');
30 * Mysqli specific moodle recordset class
33 * @subpackage dml_driver
34 * @copyright 2008 Petr Skoda (http://skodak.org)
35 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
37 class mysqli_native_moodle_recordset
extends moodle_recordset
{
42 public function __construct($result) {
43 $this->result
= $result;
44 $this->current
= $this->fetch_next();
47 public function __destruct() {
51 private function fetch_next() {
55 if (!$row = $this->result
->fetch_assoc()) {
56 $this->result
->close();
61 $row = array_change_key_case($row, CASE_LOWER
);
65 public function current() {
66 return (object)$this->current
;
69 public function key() {
70 // return first column value as key
71 if (!$this->current
) {
74 $key = reset($this->current
);
78 public function next() {
79 $this->current
= $this->fetch_next();
82 public function valid() {
83 return !empty($this->current
);
86 public function close() {
88 $this->result
->close();
91 $this->current
= null;