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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Multiple choice question type upgrade code.
*
* @package qtype
* @subpackage multichoice
* @copyright 1999 onwards Martin Dougiamas {@link http://moodle.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* Upgrade code for the multiple choice question type.
* @param int $oldversion the version we are upgrading from.
*/
function xmldb_qtype_multichoice_upgrade($oldversion) {
global $CFG, $DB;
$dbman = $DB->get_manager();
// This upgrade actually belongs to the random question type,
// but that does not have a DB upgrade script. Therefore, multichoice
// is doing it.
// Rename random questions to give them more helpful names.
if ($oldversion < 2008021800) {
require_once($CFG->dirroot . '/question/type/random/questiontype.php');
$randomqtype = new qtype_random();
// Get all categories containing random questions.
$categories = $DB->get_recordset_sql("
SELECT qc.id, qc.name
FROM {question_categories} qc
JOIN {question} q ON q.category = qc.id
WHERE q.qtype = 'random'
GROUP BY qc.id, qc.name");
// Rename the random qusetions in those categories.
$where = "qtype = 'random' AND category = ? AND " .
$DB->sql_compare_text('questiontext') . " = " . $DB->sql_compare_text('?');
foreach ($categories as $cat) {
$randomqname = $randomqtype->question_name($cat, false);
$DB->set_field_select('question', 'name', $randomqname, $where, array($cat->id, '0'));
$randomqname = $randomqtype->question_name($cat, true);
$DB->set_field_select('question', 'name', $randomqname, $where, array($cat->id, '1'));
}
upgrade_plugin_savepoint(true, 2008021800, 'qtype', 'multichoice');
}
if ($oldversion < 2009021801) {
// Define field correctfeedbackformat to be added to question_multichoice
$table = new xmldb_table('question_multichoice');
$field = new xmldb_field('correctfeedbackformat', XMLDB_TYPE_INTEGER, '2', null,
XMLDB_NOTNULL, null, '0', 'correctfeedback');
// Conditionally launch add field correctfeedbackformat
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
// Define field partiallycorrectfeedbackformat to be added to question_multichoice
$field = new xmldb_field('partiallycorrectfeedbackformat', XMLDB_TYPE_INTEGER, '2', null,
XMLDB_NOTNULL, null, '0', 'partiallycorrectfeedback');
// Conditionally launch add field partiallycorrectfeedbackformat
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
// Define field incorrectfeedbackformat to be added to question_multichoice
$field = new xmldb_field('incorrectfeedbackformat', XMLDB_TYPE_INTEGER, '2', null,
XMLDB_NOTNULL, null, '0', 'incorrectfeedback');
// Conditionally launch add field incorrectfeedbackformat
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
// In the past, the correctfeedback, partiallycorrectfeedback,
// incorrectfeedback columns were assumed to contain content of the same
// form as questiontextformat. If we are using the HTML editor, then
// convert FORMAT_MOODLE content to FORMAT_HTML.
$rs = $DB->get_recordset_sql('
SELECT qm.*, q.oldquestiontextformat
FROM {question_multichoice} qm
JOIN {question} q ON qm.question = q.id');
foreach ($rs as $record) {
if ($CFG->texteditors !== 'textarea' &&
$record->oldquestiontextformat == FORMAT_MOODLE) {
$record->correctfeedback = text_to_html(
$record->correctfeedback, false, false, true);
$record->correctfeedbackformat = FORMAT_HTML;
$record->partiallycorrectfeedback = text_to_html(
$record->partiallycorrectfeedback, false, false, true);
$record->partiallycorrectfeedbackformat = FORMAT_HTML;
$record->incorrectfeedback = text_to_html(
$record->incorrectfeedback, false, false, true);
$record->incorrectfeedbackformat = FORMAT_HTML;
} else {
$record->correctfeedbackformat = $record->oldquestiontextformat;
$record->partiallycorrectfeedbackformat = $record->oldquestiontextformat;
$record->incorrectfeedbackformat = $record->oldquestiontextformat;
}
$DB->update_record('question_multichoice', $record);
}
$rs->close();
// multichoice savepoint reached
upgrade_plugin_savepoint(true, 2009021801, 'qtype', 'multichoice');
}
// Add new shownumcorrect field. If this is true, then when the user gets a
// multiple-response question partially correct, tell them how many choices
// they got correct alongside the feedback.
if ($oldversion < 2011011200) {
// Define field shownumcorrect to be added to question_multichoice
$table = new xmldb_table('question_multichoice');
$field = new xmldb_field('shownumcorrect', XMLDB_TYPE_INTEGER, '2', null,
XMLDB_NOTNULL, null, '0', 'answernumbering');
// Launch add field shownumcorrect
if (!$dbman->field_exists($table, $field)) {
$dbman->add_field($table, $field);
}
// multichoice savepoint reached
upgrade_plugin_savepoint(true, 2011011200, 'qtype', 'multichoice');
}
// Moodle v2.1.0 release upgrade line
// Put any upgrade step following this
return true;
}
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