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<?php
/*
** Zabbix
** Copyright (C) 2001-2021 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.
**/
/**
* Add tags with default values.
*/
class CDefaultImportConverter extends CConverter {
protected $rules;
public function __construct(array $schema) {
$this->rules = $schema;
}
public function convert($data) {
foreach ($this->rules['rules'] as $tag => $tag_rules) {
if (!array_key_exists($tag, $data['zabbix_export'])) {
continue;
}
$data['zabbix_export'][$tag] = $this->addDefaultValue($data['zabbix_export'][$tag], $tag_rules);
}
return $data;
}
/**
* Add default values in place of missed tags.
*
* @param mixed $data Import data.
* @param array $rules XML rules.
*
* @return mixed
*/
protected function addDefaultValue($data, array $rules) {
if ($rules['type'] & XML_ARRAY) {
foreach ($rules['rules'] as $tag => $tag_rules) {
if (array_key_exists($tag, $data)) {
$data[$tag] = $this->addDefaultValue($data[$tag], $tag_rules);
}
else {
$data[$tag] = array_key_exists('default', $tag_rules)
? (string) $tag_rules['default']
: (($tag_rules['type'] & XML_STRING) ? '' : []);
}
}
}
elseif ($rules['type'] & XML_INDEXED_ARRAY) {
$prefix = $rules['prefix'];
foreach ($data as $key => $value) {
$data[$key] = $this->addDefaultValue($value, $rules['rules'][$prefix]);
}
}
return $data;
}
}
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