128 Zeilen
4 KiB
PHP
128 Zeilen
4 KiB
PHP
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Config
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* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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*/
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/**
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* @see Zend_Config_Writer
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*/
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require_once 'Zend/Config/Writer/FileAbstract.php';
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/**
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* @see Zend_Config_Xml
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*/
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require_once 'Zend/Config/Xml.php';
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/**
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* @category Zend
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* @package Zend_Config
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* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Config_Writer_Xml extends Zend_Config_Writer_FileAbstract
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{
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/**
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* Render a Zend_Config into a XML config string.
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*
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* @since 1.10
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* @return string
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*/
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public function render()
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{
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$xml = new SimpleXMLElement('<zend-config xmlns:zf="' . Zend_Config_Xml::XML_NAMESPACE . '"/>');
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$extends = $this->_config->getExtends();
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$sectionName = $this->_config->getSectionName();
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if (is_string($sectionName)) {
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$child = $xml->addChild($sectionName);
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$this->_addBranch($this->_config, $child, $xml);
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} else {
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foreach ($this->_config as $sectionName => $data) {
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if (!($data instanceof Zend_Config)) {
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$xml->addChild($sectionName, (string) $data);
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} else {
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$child = $xml->addChild($sectionName);
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if (isset($extends[$sectionName])) {
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$child->addAttribute('zf:extends', $extends[$sectionName], Zend_Config_Xml::XML_NAMESPACE);
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}
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$this->_addBranch($data, $child, $xml);
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}
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}
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}
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$dom = dom_import_simplexml($xml)->ownerDocument;
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$dom->formatOutput = true;
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$xmlString = $dom->saveXML();
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return $xmlString;
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}
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/**
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* Add a branch to an XML object recursively
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*
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* @param Zend_Config $config
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* @param SimpleXMLElement $xml
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* @param SimpleXMLElement $parent
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* @return void
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*/
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protected function _addBranch(Zend_Config $config, SimpleXMLElement $xml, SimpleXMLElement $parent)
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{
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$branchType = null;
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foreach ($config as $key => $value) {
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if ($branchType === null) {
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if (is_numeric($key)) {
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$branchType = 'numeric';
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$branchName = $xml->getName();
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$xml = $parent;
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unset($parent->{$branchName});
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} else {
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$branchType = 'string';
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}
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} else if ($branchType !== (is_numeric($key) ? 'numeric' : 'string')) {
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require_once 'Zend/Config/Exception.php';
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throw new Zend_Config_Exception('Mixing of string and numeric keys is not allowed');
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}
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if ($branchType === 'numeric') {
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if ($value instanceof Zend_Config) {
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$child = $parent->addChild($branchName);
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$this->_addBranch($value, $child, $parent);
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} else {
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$parent->addChild($branchName, (string) $value);
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}
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} else {
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if ($value instanceof Zend_Config) {
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$child = $xml->addChild($key);
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$this->_addBranch($value, $child, $xml);
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} else {
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$xml->addChild($key, (string) $value);
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}
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}
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}
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}
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}
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