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<?php declare(strict_types = 0);
/*
** Zabbix
** Copyright (C) 2001-2023 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 CTemplateHelper {
/**
* Get host or template parent templates recursively, input host or template will be added to result array.
*
* @param array $hostids An array of host or template IDs.
* @param string $context 'host' or 'template'
*
* @return array
*/
static public function getParentTemplatesRecursive(array $hostids, string $context): array {
$templateids = array_flip($hostids);
$all_templateids = $templateids;
do {
$entity = ($context == 'host') ? API::Host() : API::Template();
$param = ($context == 'host') ? 'hostids' : 'templateids';
$context = 'template';
$hosts = $entity->get([
'output' => [],
'selectParentTemplates' => ['templateid'],
$param => array_keys($templateids)
]);
$parent_templateids = [];
foreach ($hosts as $host) {
$parent_templateids += array_column($host['parentTemplates'], null, 'templateid');
}
$templateids = array_diff_key($parent_templateids, $templateids);
$all_templateids += $parent_templateids;
}
while ($templateids);
return array_keys($all_templateids);
}
}
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