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79 lines
1.7 KiB
79 lines
1.7 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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class CIdValidator extends CValidator {
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/**
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* Value to determine whether to allow empty values
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*
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* @var bool
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*/
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public $empty = false;
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/**
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* Error message if the id has wrong type or id is out of range or invalid
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*
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* @var string
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*/
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public $messageInvalid;
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/**
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* Error message if the id is empty
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*
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* @var string
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*/
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public $messageEmpty;
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/**
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* Validates ID value
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*
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* @param string $value
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*
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* @return bool
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*/
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public function validate($value) {
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if (!is_string($value) && !is_int($value)) {
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$this->error($this->messageInvalid, $this->stringify($value));
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return false;
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}
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if (!$this->empty && (string) $value === '0') {
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$this->error($this->messageEmpty);
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return false;
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}
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$regex = $this->empty ? '/^(0|(?!0)[0-9]+)$/' : '/^(?!0)\d+$/';
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if (!preg_match($regex, $value) ||
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bccomp($value, 0) == -1 ||
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bccomp($value, ZBX_DB_MAX_ID) == 1
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) {
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$this->error($this->messageInvalid, $value);
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return false;
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}
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return true;
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}
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}
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