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moodle/mod/wiki/db/upgrade.php
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2.3 KiB
PHP

<?php //$Id$
// This file keeps track of upgrades to
// the wiki module
//
// Sometimes, changes between versions involve
// alterations to database structures and other
// major things that may break installations.
//
// The upgrade function in this file will attempt
// to perform all the necessary actions to upgrade
// your older installtion to the current version.
//
// If there's something it cannot do itself, it
// will tell you what you need to do.
//
// The commands in here will all be database-neutral,
// using the methods of database_manager class
//
// Please do not forget to use upgrade_set_timeout()
// before any action that may take longer time to finish.
function xmldb_wiki_upgrade($oldversion) {
global $CFG, $DB;
$dbman = $DB->get_manager();
$result = true;
//===== 1.9.0 upgrade line ======//
if ($result && $oldversion < 2009042000) {
/// Rename field summary on table wiki to intro
$table = new xmldb_table('wiki');
$field = new xmldb_field('summary', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL, null, null, 'name');
/// Launch rename field summary
$dbman->rename_field($table, $field, 'intro');
/// wiki savepoint reached
upgrade_mod_savepoint($result, 2009042000, 'wiki');
}
if ($result && $oldversion < 2009042001) {
/// Define field introformat to be added to wiki
$table = new xmldb_table('wiki');
$field = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'intro');
/// Launch add field introformat
$dbman->add_field($table, $field);
/// wiki savepoint reached
upgrade_mod_savepoint($result, 2009042001, 'wiki');
}
/// Dropping all enums/check contraints from core. MDL-18577
if ($result && $oldversion < 2009042700) {
/// Changing list of values (enum) of field wtype on table wiki to none
$table = new xmldb_table('wiki');
$field = new xmldb_field('wtype', XMLDB_TYPE_CHAR, '20', null, XMLDB_NOTNULL, null, 'group', 'pagename');
/// Launch change of list of values for field wtype
$dbman->drop_enum_from_field($table, $field);
/// wiki savepoint reached
upgrade_mod_savepoint($result, 2009042700, 'wiki');
}
return $result;
}
?>