skodak
49 lines
1.4 KiB
PHP
49 lines
1.4 KiB
PHP
<?php //$Id$
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// This file keeps track of upgrades to
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// the lesson module
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//
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// Sometimes, changes between versions involve
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// alterations to database structures and other
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// major things that may break installations.
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//
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// The upgrade function in this file will attempt
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// to perform all the necessary actions to upgrade
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// your older installtion to the current version.
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//
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// If there's something it cannot do itself, it
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// will tell you what you need to do.
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//
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// The commands in here will all be database-neutral,
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// using the functions defined in lib/ddllib.php
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function xmldb_lesson_upgrade($oldversion=0) {
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global $CFG, $THEME, $DB;
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$dbman = $DB->get_manager();
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$result = true;
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//===== 1.9.0 upgrade line ======//
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if ($result && $oldversion < 2007072201) {
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$table = new XMLDBTable('lesson');
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$field = new XMLDBField('usegrademax');
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$field2 = new XMLDBField('usemaxgrade');
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/// Rename lesson->usegrademax to lesson->usemaxgrade. Some old sites can have it incorrect. MDL-13177
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if ($dbman->field_exists($table, $field) && !$dbman->field_exists($table, $field2)) {
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/// Set field specs
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$field->setAttributes(XMLDB_TYPE_INTEGER, '3', null, XMLDB_NOTNULL, null, null, null, '0', 'ongoing');
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/// Launch rename field usegrademax to usemaxgrade
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$result = $result && $dbman->rename_field($table, $field, 'usemaxgrade');
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}
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}
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return $result;
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}
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?>
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