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<?php
/*
** Zabbix
** Copyright (C) 2001-2019 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.
**/
/**
* Base XML validation class.
*/
class CXmlValidator {
/**
* Accepted versions.
*
* @var CXmlValidator[]
*/
protected $versionValidators = [];
public function __construct() {
$this->versionValidators = [
'1.0' => 'C10XmlValidator',
'2.0' => 'C20XmlValidator',
'3.0' => 'C30XmlValidator',
'3.2' => 'C32XmlValidator',
'3.4' => 'C34XmlValidator',
'4.0' => 'C40XmlValidator'
];
}
/**
* Base validation function.
*
* @param array $data import data
* @param string $format format of import source
*
* @return array Validator does some manipulation for the incoming data. For example, converts empty tags to
* an array, if desired. Converted array is returned.
*/
public function validate(array $data, $format) {
$rules = ['type' => XML_ARRAY, 'rules' => [
'zabbix_export' => ['type' => XML_ARRAY | XML_REQUIRED, 'check_unexpected' => false, 'rules' => [
'version' => ['type' => XML_STRING | XML_REQUIRED]
]]
]];
$data = (new CXmlValidatorGeneral($rules, $format))->validate($data, '/');
$version = $data['zabbix_export']['version'];
if (!array_key_exists($version, $this->versionValidators)) {
throw new Exception(
_s('Invalid tag "%1$s": %2$s.', '/zabbix_export/version', _('unsupported version number'))
);
}
$data['zabbix_export'] = (new $this->versionValidators[$version]($format))
->validate($data['zabbix_export'], '/zabbix_export');
return $data;
}
}
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