<?php /* ** 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/>. **/ /** * A parser for function macros like "{{#LLD}.func()}". */ class CLLDMacroFunctionParser extends CParser { /** * Parser for LLD macros. * * @var CLLDMacroParser */ private $lld_macro_parser; /** * Parser for trigger functions. * * @var C10FunctionParser */ private $function_parser; /** * Set up necessary parsers. */ public function __construct() { $this->lld_macro_parser = new CLLDMacroParser(); $this->function_parser = new C10FunctionParser(); } /** * @param string $source * @param int $pos * * @return int */ public function parse($source, $pos = 0) { $this->length = 0; $this->match = ''; $p = $pos; if (!isset($source[$p]) || $source[$p] !== '{') { return self::PARSE_FAIL; } $p++; if ($this->lld_macro_parser->parse($source, $p) == CParser::PARSE_FAIL) { return self::PARSE_FAIL; } $p += $this->lld_macro_parser->getLength(); if (!isset($source[$p]) || $source[$p] !== '.') { return self::PARSE_FAIL; } $p++; if ($this->function_parser->parse($source, $p) == CParser::PARSE_FAIL) { return self::PARSE_FAIL; } $p += $this->function_parser->getLength(); if (!isset($source[$p]) || $source[$p] !== '}') { return self::PARSE_FAIL; } $p++; $this->length = $p - $pos; $this->match = substr($source, $pos, $this->length); return (isset($source[$pos + $this->length]) ? self::PARSE_SUCCESS_CONT : self::PARSE_SUCCESS); } }