weekly release 4.0dev
[moodle.git] / admin / tool / innodb / index.php
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1<?php
2// This file is part of Moodle - http://moodle.org/
3//
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.
8//
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.
13//
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/>.
16
17/**
18 * InnoDB conversion tool.
19 *
20 * @package tool
21 * @subpackage innodb
22 * @copyright 1999 onwards Martin Dougiamas (http://dougiamas.com)
23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
24 */
25
26define('NO_OUTPUT_BUFFERING', true);
27
28require_once('../../../config.php');
29require_once($CFG->libdir.'/adminlib.php');
30
31admin_externalpage_setup('toolinnodb');
32
33$confirm = optional_param('confirm', 0, PARAM_BOOL);
34
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35
36echo $OUTPUT->header();
37echo $OUTPUT->heading('Convert all MySQL tables from MYISAM to InnoDB');
38
39if ($DB->get_dbfamily() != 'mysql') {
40 notice('This function is for MySQL databases only!', new moodle_url('/admin/'));
41}
42
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43$prefix = str_replace('_', '\\_', $DB->get_prefix()).'%';
44$sql = "SHOW TABLE STATUS WHERE Name LIKE ? AND Engine <> 'InnoDB'";
45$rs = $DB->get_recordset_sql($sql, array($prefix));
46if (!$rs->valid()) {
47 $rs->close();
48 echo $OUTPUT->box('<p>All tables are already using InnoDB database engine.</p>');
49 echo $OUTPUT->continue_button('/admin/');
50 echo $OUTPUT->footer();
51 die;
52}
53
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54if (data_submitted() and $confirm and confirm_sesskey()) {
55
56 echo $OUTPUT->notification('Please be patient and wait for this to complete...', 'notifysuccess');
57
3ef7279f 58 core_php_time_limit::raise();
f2c648ed 59
c1592e51 60 foreach ($rs as $table) {
72941d56 61 $DB->set_debug(true);
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62 $fulltable = $table->name;
63 try {
64 $DB->change_database_structure("ALTER TABLE $fulltable ENGINE=INNODB");
65 } catch (moodle_exception $e) {
66 echo $OUTPUT->notification(s($e->getMessage()).'<br />'.s($e->debuginfo));
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67 }
68 $DB->set_debug(false);
69 }
c1592e51 70 $rs->close();
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71 echo $OUTPUT->notification('... done.', 'notifysuccess');
72 echo $OUTPUT->continue_button(new moodle_url('/admin/'));
73 echo $OUTPUT->footer();
74
75} else {
c1592e51 76 $rs->close();
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77 $optionsyes = array('confirm'=>'1', 'sesskey'=>sesskey());
78 $formcontinue = new single_button(new moodle_url('/admin/tool/innodb/index.php', $optionsyes), get_string('yes'));
79 $formcancel = new single_button(new moodle_url('/admin/'), get_string('no'), 'get');
80 echo $OUTPUT->confirm('Are you sure you want convert all your tables to the InnoDB format?', $formcontinue, $formcancel);
81 echo $OUTPUT->footer();
82}
83
84