Source for file xml.class.php

<?php
/**
 * Test class used in xml examples - notice we have a dom(php5) and a domxml(php4) version
 * 
 * @category   HTML
 * @package    AJAX
 * @author     Elizabeth Smith <auroraeosrose@gmail.com>
 * @copyright  2005-2006 Elizabeth Smith
 * @license    http://www.opensource.org/licenses/lgpl-license.php  LGPL
 * @version    Release: @package_version@
 * @link       http://pear.php.net/package/HTML_AJAX
 */
class TestXml {
    function createHealthy()
    {
        if(extension_loaded('Dom'))
        {
            $dom = new DOMDocument('1.0', 'utf-8');
            $root = $dom->createElement('root');
            $root = $dom->appendChild($root);
            $element = $dom->createElement('item');
            $element = $root->appendChild($element);
            $element->setAttribute('type', 'fruit');
            $element->appendChild($dom->createTextNode('peach'));
            $element = $dom->createElement('item');
            $element = $root->appendChild($element);
            $element->setAttribute('type', 'fruit');
            $element->appendChild($dom->createTextNode('plum'));
            $element = $dom->createElement('item');
            $element = $root->appendChild($element);
            $element->setAttribute('type', 'vegetable');
            $element->appendChild($dom->createTextNode('carrot'));
            return $dom;
        }
        elseif (extension_loaded('Domxml'))
        {
            $dom = domxml_new_doc('1.0');
            $element = $dom->create_element('root');
            $root = $dom->append_child($element);
            $element = $dom->create_element('item');
            $element->set_attribute('type', 'fruit');
            $element->set_content('peach');
            $root->append_child($element);
            $element = $dom->create_element('item');
            $element->set_attribute('type', 'fruit');
            $element->set_content('plum');
            $root->append_child($element);
            $element = $dom->create_element('item');
            $element->set_attribute('type', 'vegetable');
            $element->set_content('carrot');
            $root->append_child($element);
            return $dom;
        }
        else {
            return 'No Dom Support';
        }
    }
 
    function createJunk()
    {
        if(extension_loaded('Dom'))
        {
            $dom = new DOMDocument('1.0', 'utf-8');
            $root = $dom->createElement('root');
            $root = $dom->appendChild($root);
            $element = $dom->createElement('item');
            $element = $root->appendChild($element);
            $element->setAttribute('type', 'drink');
            $element->appendChild($dom->createTextNode('coke'));
            $element = $dom->createElement('item');
            $element = $root->appendChild($element);
            $element->setAttribute('type', 'drink');
            $element->appendChild($dom->createTextNode('beer'));
            $element = $dom->createElement('item');
            $element = $root->appendChild($element);
            $element->setAttribute('type', 'dessert');
            $element->appendChild($dom->createTextNode('pie'));
            return $dom;
        }
        else if(extension_loaded('Domxml'))
        {
            $dom = domxml_new_doc('1.0');
            $element = $dom->create_element('root');
            $root = $dom->append_child($element);
            $element = $dom->create_element('item');
            $element->set_attribute('type', 'fruit');
            $element->set_content('peach');
            $root->append_child($element);
            $element = $dom->create_element('item');
            $element->set_attribute('type', 'fruit');
            $element->set_content('plum');
            $root->append_child($element);
            $element = $dom->create_element('item');
            $element->set_attribute('type', 'vegetable');
            $element->set_content('carrot');
            $root->append_child($element);
            return $dom;
        }
        else {
            return 'No Dom Support';
        }
    }
 
    function writeDoc($dom) {
        if(extension_loaded('Dom'))
        {
            // save implementation is broken in dom right now
            file_put_contents('test.xml', $dom->saveXML());
        }
        else if(extension_loaded('Domxml'))
        {
            $doc->dump_file(realpath('test.xml'),false,true);
        }
        else {
            return 'No Dom Support';
        }
    }
}
?>