vzlogger/backend/lib/View/XML.php
2010-07-24 13:03:34 +02:00

152 lines
5 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2010, The volkszaehler.org project
* @package default
* @license http://www.opensource.org/licenses/gpl-license.php GNU Public License
*/
/*
* This file is part of volkzaehler.org
*
* volkzaehler.org 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 3 of the License, or
* any later version.
*
* volkzaehler.org 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 volkszaehler.org. If not, see <http://www.gnu.org/licenses/>.
*/
namespace Volkszaehler\View;
use Volkszaehler\View\HTTP;
use Volkszaehler\Util;
/**
* XML view
*
* @author Steffen Vogel <info@steffenvogel.de>
* @package default
*/
class XML extends View {
protected $xmlDoc;
public function __construct(HTTP\Request $request, HTTP\Response $response) {
parent::__construct($request, $response);
$this->xmlDoc = new \DOMDocument('1.0', 'UTF-8');
$this->xmlRoot = $this->xmlDoc->createElement('volkszaehler');
$this->xmlRoot->setAttribute('version', \Volkszaehler\VERSION);
$this->xmlRoot->appendChild($this->xmlDoc->createElement('source', 'volkszaehler.org'));
$this->response->setHeader('Content-type', 'application/xml; charset=UTF-8');
}
public function addChannel(Model\Channel $channel, array $data = NULL) {
$xmlChannel = $this->xmlDoc->createElement('channel');
$xmlChannel->setAttribute('uuid', $obj->getUuid());
$xmlChannel->appendChild($this->xmlDoc->createElement('indicator', $obj->getIndicator()));
$xmlChannel->appendChild($this->xmlDoc->createElement('unit', $obj->getUnit()));
$xmlChannel->appendChild($this->xmlDoc->createElement('name', $obj->getName()));
$xmlChannel->appendChild($this->xmlDoc->createElement('description', $obj->getDescription()));
$xmlChannel->appendChild($this->xmlDoc->createElement('resolution', (int) $obj->getResolution()));
$xmlChannel->appendChild($this->xmlDoc->createElement('cost', (float) $obj->getCost()));
if (isset($data)) {
$xmlData = $this->xmlDoc->createElement('data');
foreach ($data as $reading) {
$xmlReading = $this->xmlDoc->createElement('reading');
$xmlReading->setAttribute('timestamp', $reading['timestamp']); // hardcoded data fields for performance optimization
$xmlReading->setAttribute('value', $reading['value']);
$xmlReading->setAttribute('count', $reading['count']);
$xmlData->appendChild($xmlReading);
}
$xmlChannel->appendChild($xmlData);
}
$this->xml->appendChild($xmlChannel);
}
public function addGroup(Model\Group $group) {
$xmlGroup = $this->xmlDoc->createElement('group');
$xmlGroup->setAttribute('uuid', $obj->getUuid());
$xmlGroup->appendChild($this->xmlDoc->createElement('name', $obj->getName()));
$xmlGroup->appendChild($this->xmlDoc->createElement('description', $obj->getDescription()));
// TODO include sub groups?
$this->xml->appendChild($xmlGroup);
}
public function addDebug(Util\Debug $debug) {
$xmlDebug = $this->xmlDoc->createElement('debug');
$xmlDebug->appendChild($this->xmlDoc->createElement('time', $debug->getExecutionTime()));
$xmlDebug->appendChild($this->xmlDoc->createElement('database', Util\Configuration::read('db.driver')));
// TODO add queries to xml debug
// TODO add messages to xml output
$this->xmlRoot->appendChild($xmlDebug);
}
protected function addException(\Exception $e) {
$xmlException = $this->xmlDoc->createElement('exception');
$xmlException->setAttribute('code', $exception->getCode());
$xmlException->appendChild($this->xmlDoc->createElement('message', $exception->getMessage()));
$xmlException->appendChild($this->xmlDoc->createElement('line', $exception->getLine()));
$xmlException->appendChild($this->xmlDoc->createElement('file', $exception->getFile()));
$xmlException->appendChild($this->fromTrace($exception->getTrace()));
$this->xmlRoot->appendChild($xmlException);
}
protected function renderResponse() {
}
private function fromTrace($traces) {
$xmlTraces = $this->xmlDoc->createElement('backtrace');
foreach ($traces as $step => $trace) {
$xmlTrace = $this->xmlDoc->createElement('trace');
$xmlTraces->appendChild($xmlTrace);
$xmlTrace->setAttribute('step', $step);
foreach ($trace as $key => $value) {
switch ($key) {
case 'args':
$xmlArgs = $this->xmlDoc->createElement($key);
$xmlTrace->appendChild($xmlArgs);
foreach ($value as $arg) {
$xmlArgs->appendChild($this->xmlDoc->createElement('arg', (is_scalar($value)) ? $value : print_r($value, TRUE)));
}
break;
case 'type':
case 'function':
case 'line':
case 'file':
case 'class':
default:
$xmlTrace->appendChild($this->xmlDoc->createElement($key, $value));
}
}
}
return $xmlTraces;
}
}
?>