Zabbix

<?php declare(strict_types = 0);

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

​

/**

 * Convert aggregate item key to calculated item function.

 */

class C52AggregateItemKeyConverter extends CConverter {

​

    /**

     * Item key parser instance.

     *

     * @var CItemKey

     */

    protected $item_key_parser;

​

    /**

     * An options array.

     *

     * Supported options:

     *   'lldmacros' => false  Enable low-level discovery macros usage in time periods.

     *

     * @var array

     */

    private $options = [

        'lldmacros' => false

    ];

​

    /**

     * @param array $options

     */

    public function __construct(array $options = []) {

        $this->options = $options + $this->options;

​

        $this->item_key_parser = new CItemKey();

    }

​

    /**

     * Convert aggregate item key to calculated item syntax.

     *

     * @param string $value  Item key.

     *

     * @return string  Converted item key.

     */

    public function convert($value) {

        if ($this->item_key_parser->parse($value) != CParser::PARSE_SUCCESS) {

            return $value;

        }

​

        $params = $this->item_key_parser->getParamsRaw();

        $params = reset($params);