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.

**/

​

​

/**

 * Check if user has read permissions for host groups.

 *

 * @param array $groupids

 *

 * @return bool

 */

function isReadableHostGroups(array $groupids) {

    return count($groupids) == API::HostGroup()->get([

        'countOutput' => true,

        'groupids' => $groupids

    ]);

}

​

/**

 * Check if user has write permissions for host groups.

 *

 * @param array $groupids

 *

 * @return bool

 */

function isWritableHostGroups(array $groupids) {

    return count($groupids) == API::HostGroup()->get([

        'countOutput' => true,

        'groupids' => $groupids,

        'editable' => true

    ]);

}

​

/**

 * Returns list of child groups for host group with given name.

 *

 * @param string $name     Host group name.

 */

function getChildGroupIds($name) {

    $parent = $name.'/';

    $len = strlen($parent);

​

    $groups = API::HostGroup()->get([

        'output' => ['groupid', 'name'],

        'search' => ['name' => $parent],

        'startSearch' => true

    ]);

​

    $child_groupids = [];

    foreach ($groups as $group) {

        if (substr($group['name'], 0, $len) === $parent) {

            $child_groupids[] = $group['groupid'];

        }

    }

​

    return $child_groupids;

}

​

/**

 * Apply host group rights to all subgroups.

 *

 * @param string $groupid  Host group ID.

 * @param string $name     Host group name.

 */

function inheritPermissions($groupid, $name) {

    $child_groupids = getChildGroupIds($name);

​

    if (!$child_groupids) {

        return;

    }

​

    $usrgrps = API::UserGroup()->get([

        'output' => ['usrgrpid'],

        'selectRights' => ['id', 'permission']