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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.
**/
class CXmlExportWriter extends CExportWriter {
/**
* @var XMLWriter
*/
protected $xmlWriter;
public function __construct() {
$this->xmlWriter = new XMLWriter();
}
/**
* Converts array with export data to XML format.
*
* @param array $array
*
* @return string
*/
public function write(array $array) {
$this->xmlWriter->openMemory();
$this->xmlWriter->setIndent($this->formatOutput);
$this->xmlWriter->setIndentString(' ');
$this->xmlWriter->startDocument('1.0', 'UTF-8');
$this->fromArray($array);
$this->xmlWriter->endDocument();
return $this->xmlWriter->outputMemory();
}
/**
* Recursive function for processing nested arrays.
*
* @param array $array
* @param null $parentName name of parent node
*/
protected function fromArray(array $array, $parentName = null) {
foreach ($array as $name => $value) {
if ($newName = $this->mapName($parentName)) {
$this->xmlWriter->startElement($newName);
}
else {
$this->xmlWriter->startElement($name);
}
if (is_array($value)) {
$this->fromArray($value, $name);
}
elseif (!zbx_empty($value)) {
// Value containing only whitespace characters should be saved as CDATA.
if (trim($value) === '') {
$this->xmlWriter->writeCData($value);
}
else {
$this->xmlWriter->text($value);
}
}
$this->xmlWriter->endElement();
}
}
/**
* Returns sub node name based on parent node name.
*
* @param string $name
*
* @return bool
*/
private function mapName($name) {
$map = [
'groups' => 'group',
'templates' => 'template',
'hosts' => 'host',
'interfaces' => 'interface',
'applications' => 'application',
'items' => 'item',
'discovery_rules' => 'discovery_rule',
'conditions' => 'condition',
'item_prototypes' => 'item_prototype',
'application_prototypes' => 'application_prototype',
'trigger_prototypes' => 'trigger_prototype',
'graph_prototypes' => 'graph_prototype',
'host_prototypes' => 'host_prototype',
'group_links' => 'group_link',
'group_prototypes' => 'group_prototype',
'triggers' => 'trigger',
'dependencies' => 'dependency',
'screen_items' => 'screen_item',
'macros' => 'macro',
'screens' => 'screen',
'images' => 'image',
'graphs' => 'graph',
'graph_items' => 'graph_item',
'maps' => 'map',
'urls' => 'url',
'selements' => 'selement',
'elements' => 'element',
'links' => 'link',
'linktriggers' => 'linktrigger',
'value_maps' => 'value_map',
'mappings' => 'mapping',
'httptests' => 'httptest',
'steps' => 'step',
'tags' => 'tag',
'preprocessing' => 'step',
'headers' => 'header',
'variables' => 'variable',
'query_fields' => 'query_field',
'posts' => 'post_field',
'shapes' => 'shape',
'lines' => 'line',
'headers' => 'header'
];
return isset($map[$name]) ? $map[$name] : false;
}
}
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