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74 lines
2.0 KiB
74 lines
2.0 KiB
<?php
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/*
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** Zabbix
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** Copyright (C) 2001-2023 Zabbix SIA
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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/**
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* A converted for converting 1.8 trigger expressions.
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*/
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class C10TriggerConverter extends CConverter {
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/**
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* A parser for function macros.
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*
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* @var C10FunctionMacroParser
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*/
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protected $function_macro_parser;
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/**
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* Converted used to convert simple check item keys.
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*
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* @var CConverter
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*/
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protected $itemKeyConverter;
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public function __construct() {
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$this->function_macro_parser = new C10FunctionMacroParser(['18_simple_checks' => true]);
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$this->itemKeyConverter = new C10ItemKeyConverter();
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}
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/**
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* Converts simple check item keys used in trigger expressions.
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*
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* @param string $expression
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*
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* @return string
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*/
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public function convert($expression) {
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$new_expression = '';
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for ($pos = 0; isset($expression[$pos]); $pos++) {
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if ($this->function_macro_parser->parse($expression, $pos) != CParser::PARSE_FAIL) {
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$new_expression .= '{'.
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$this->function_macro_parser->getHost().':'.
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$this->itemKeyConverter->convert($this->function_macro_parser->getItem()).'.'.
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$this->function_macro_parser->getFunction().
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'}';
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$pos += $this->function_macro_parser->getLength() - 1;
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}
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else {
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$new_expression .= $expression[$pos];
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}
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}
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return $new_expression;
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}
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}
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