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<?php
class Tic11044AdminCourseNotices extends Migration
{
public function description()
{
return 'TIC #11044: Adds neccessary datafield that stores notice for courses';
}
public function up()
{
$query = "SELECT 1 + MAX(`priority`)
FROM `datafields`
WHERE `object_type` = 'sem'";
$priority = DBManager::get()->fetchColumn($query) ?: 0;
$query = "INSERT IGNORE INTO `datafields` (
`datafield_id`, `name`,
`object_type`, `object_class`,
`edit_perms`, `view_perms`,
`system`, `priority`,
`mkdate`, `chdate`,
`type`, `typeparam`,
`is_required`, `is_userfilter`,
`description`
) VALUES (
:id, 'Notiz zu einer Veranstaltung',
'sem', NULL,
'admin', 'admin',
1, :priority,
UNIX_TIMESTAMP(), UNIX_TIMESTAMP(),
'textarea', '',
0, 0,
'Enthält etwaige Notizen von Admins zu Veranstaltungen'
)";
DBManager::get()->execute($query, [
':id' => md5(uniqid(__CLASS__, true)),
':priority' => $priority,
]);
}
public function down()
{
$query = "DELETE `datafields`, `datafields_entries`
FROM `datafields`
LEFT JOIN `datafields_entries` USING (`datafield_id`)
WHERE `datafields`.`name` = 'Notiz zu einer Veranstaltung'";
DBManager::get()->execute($query);
}
}
|
