Xml.class.php
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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.Util.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@Util.com so we can send you a copy immediately.
*
* @category Util
* @package Util_Common_Config
* @copyright Copyright (c) 2005-2010 Util Technologies USA Inc. (http://www.Util.com)
* @license http://framework.Zend.com/license/new-bsd New BSD License
* @version $Id: Xml.class.php 20096 2010-01-06 02:05:09Z bkarwin $
*/
/**
* @see Util_Common_Config_Writer
*/
// require_once 'Util/Config/Writer/FileAbstract.php';
/**
* @see Util_Common_Config_Xml
*/
// require_once 'Util/Config/Xml.class.php';
/**
* @category Util
* @package Util_Common_Config
* @copyright Copyright (c) 2005-2010 Util Technologies USA Inc. (http://www.Util.com)
* @license http://framework.Zend.com/license/new-bsd New BSD License
*/
class Util_Common_Config_Writer_Xml extends Util_Common_Config_Writer_FileAbstract
{
/**
* Render a Util_Common_Config into a XML config string.
*
* @since 1.10
* @return string
*/
public function render()
{
$xml = new SimpleXMLElement('<Util-config xmlns:zf="' . Util_Common_Config_Xml::XML_NAMESPACE . '"/>');
$extends = $this->_config->getExtends();
$sectionName = $this->_config->getSectionName();
if (is_string($sectionName)) {
$child = $xml->addChild($sectionName);
$this->_addBranch($this->_config, $child, $xml);
} else {
foreach ($this->_config as $sectionName => $data) {
if (!($data instanceof Util_Common_Config)) {
$xml->addChild($sectionName, (string) $data);
} else {
$child = $xml->addChild($sectionName);
if (isset($extends[$sectionName])) {
$child->addAttribute('zf:extends', $extends[$sectionName], Util_Common_Config_Xml::XML_NAMESPACE);
}
$this->_addBranch($data, $child, $xml);
}
}
}
$dom = dom_import_simplexml($xml)->ownerDocument;
$dom->formatOutput = true;
$xmlString = $dom->saveXML();
return $xmlString;
}
/**
* Add a branch to an XML object recursively
*
* @param Util_Common_Config $config
* @param SimpleXMLElement $xml
* @param SimpleXMLElement $parent
* @return void
*/
protected function _addBranch(Util_Common_Config $config, SimpleXMLElement $xml, SimpleXMLElement $parent)
{
$branchType = null;
foreach ($config as $key => $value) {
if ($branchType === null) {
if (is_numeric($key)) {
$branchType = 'numeric';
$branchName = $xml->getName();
$xml = $parent;
unset($parent->{$branchName});
} else {
$branchType = 'string';
}
} else if ($branchType !== (is_numeric($key) ? 'numeric' : 'string')) {
// require_once 'Util/Config/Exception.php';
throw new Util_Common_Config_Exception('Mixing of string and numeric keys is not allowed');
}
if ($branchType === 'numeric') {
if ($value instanceof Util_Common_Config) {
$child = $parent->addChild($branchName);
$this->_addBranch($value, $child, $parent);
} else {
$parent->addChild($branchName, (string) $value);
}
} else {
if ($value instanceof Util_Common_Config) {
$child = $xml->addChild($key);
$this->_addBranch($value, $child, $xml);
} else {
$xml->addChild($key, (string) $value);
}
}
}
}
}