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 CMacrosResolverGeneral {

​

    /**

     * Interface priorities.

     *

     * @var array

     */

    protected const interfacePriorities = [

        INTERFACE_TYPE_AGENT => 4,

        INTERFACE_TYPE_SNMP => 3,

        INTERFACE_TYPE_JMX => 2,

        INTERFACE_TYPE_IPMI => 1

    ];

​

    protected const aggr_triggers_macros = ['{TRIGGER.EVENTS.ACK}', '{TRIGGER.EVENTS.PROBLEM.ACK}',

        '{TRIGGER.EVENTS.PROBLEM.UNACK}', '{TRIGGER.EVENTS.UNACK}', '{TRIGGER.PROBLEM.EVENTS.PROBLEM.ACK}',

        '{TRIGGER.PROBLEM.EVENTS.PROBLEM.UNACK}', '{TRIGGERS.UNACK}', '{TRIGGERS.PROBLEM.UNACK}', '{TRIGGERS.ACK}',

        '{TRIGGERS.PROBLEM.ACK}'];

​

    /**

     * Work config name.

     *

     * @var string

     */

    protected $config = '';

​

    /**

     * Get reference macros for trigger.

     * If macro reference non existing value it expands to empty string.

     *

     * @param string $expression

     * @param array  $references

     *

     * @return array

     */

    protected function resolveTriggerReferences($expression, $references) {

        $values = [];

        $expression_parser = new CExpressionParser([

            'usermacros' => true,

            'lldmacros' => true,

            'collapsed_expression' => true

        ]);

​

        if ($expression_parser->parse($expression) == CParser::PARSE_SUCCESS) {

            foreach ($expression_parser->getResult()->getTokens() as $token) {

                switch ($token['type']) {

                    case CExpressionParserResult::TOKEN_TYPE_NUMBER:

                    case CExpressionParserResult::TOKEN_TYPE_USER_MACRO:

                        $values[] = $token['match'];

                        break;

​

                    case CExpressionParserResult::TOKEN_TYPE_STRING:

                        $values[] = CExpressionParser::unquoteString($token['match']);

                        break;

                }

            }

        }

​

        foreach ($references as $macro => $value) {

            $i = (int) $macro[1] - 1;

            $references[$macro] = array_key_exists($i, $values) ? $values[$i] : '';

        }

​

        return $references;

    }

​

    /**

     * Checking existence of the macros.

     *

     * @param array  $texts