<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\db\migration\data\v33x;
class remove_orphaned_roles extends \phpbb\db\migration\migration
{
static public function depends_on()
{
return ['\phpbb\db\migration\data\v33x\v335'];
}
public function update_data()
{
return [
['custom', [[$this, 'acl_remove_orphaned_roles']]],
];
}
public function acl_remove_orphaned_roles()
{
$role_ids = [];
$auth_role_ids = [];
$sql = 'SELECT auth_role_id
FROM ' . ACL_GROUPS_TABLE . '
WHERE auth_role_id <> 0
AND forum_id = 0';
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
$auth_role_ids[] = $row['auth_role_id'];
}
$this->db->sql_freeresult($result);
if (count($auth_role_ids))
{
$sql = 'SELECT role_id
FROM ' . ACL_ROLES_TABLE . '
WHERE ' . $this->db->sql_in_set('role_id', $auth_role_ids);
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
$role_ids[] = $row['role_id'];
}
$this->db->sql_freeresult($result);
}
$non_existent_role_ids = array_diff($auth_role_ids, $role_ids);
// Nothing to do, there are no non-existent roles assigned to groups
if (empty($non_existent_role_ids))
{
return true;
}
// Remove assigned non-existent roles from users and groups
$sql = 'DELETE FROM ' . ACL_USERS_TABLE . '
WHERE ' . $this->db->sql_in_set('auth_role_id', $non_existent_role_ids);
$this->db->sql_query($sql);
$sql = 'DELETE FROM ' . ACL_GROUPS_TABLE . '
WHERE ' . $this->db->sql_in_set('auth_role_id', $non_existent_role_ids);
$this->db->sql_query($sql);
$auth = new \phpbb\auth\auth();
$auth->acl_clear_prefetch();
return true;
}
}