Zabbix

<?php

/*

** Zabbix

** Copyright (C) 2001-2022 Zabbix SIA

**

** This program 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 2 of the License, or

** (at your option) any later version.

**

** This program 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 this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

​

/**

 * Class containing methods for operations with hosts.

 */

abstract class CHostGeneral extends CHostBase {

​

    public const ACCESS_RULES = [

        'get' => ['min_user_type' => USER_TYPE_ZABBIX_USER],

        'create' => ['min_user_type' => USER_TYPE_ZABBIX_ADMIN],

        'update' => ['min_user_type' => USER_TYPE_ZABBIX_ADMIN],

        'delete' => ['min_user_type' => USER_TYPE_ZABBIX_ADMIN],

        'massadd' => ['min_user_type' => USER_TYPE_ZABBIX_ADMIN],

        'massupdate' => ['min_user_type' => USER_TYPE_ZABBIX_ADMIN],

        'massremove' => ['min_user_type' => USER_TYPE_ZABBIX_ADMIN]

    ];

​

    /**

     * Check for valid host groups.

     *

     * @param array      $hosts

     * @param array|null $db_hosts

     *

     * @throws APIException if groups are not valid.

     */

    protected function checkGroups(array $hosts, array $db_hosts = null): void {

        $id_field_name = $this instanceof CTemplate ? 'templateid' : 'hostid';

​

        $edit_groupids = [];

​

        foreach ($hosts as $host) {

            if (!array_key_exists('groups', $host)) {

                continue;

            }

​

            $groupids = array_column($host['groups'], 'groupid');

​

            if ($db_hosts === null) {

                $edit_groupids += array_flip($groupids);

            }

            else {

                $db_groupids = array_column($db_hosts[$host[$id_field_name]]['groups'], 'groupid');

​

                $ins_groupids = array_flip(array_diff($groupids, $db_groupids));