Handy wrapper for the PHP DOM, XPath and XSLTProcessor
Manual is under construction.
$xml = new \pgood\xml\xml('demo.xml');
//get string value (xpath)
$title = $xml->evaluate('string(/catalog/book[@id="bk103"]/title)');
//get dom element (xpath)
$element = $xml->query('//book[2]')->item(0);
//get subelement value (xpath)
$price = $element->evaluate('number(price)');
//or
$price = $xml->evaluate('number(price)',$element);
//get attribute
$oldId = $element->id;
//or
$oldId = $element->getAttribute('id');
//remove attribute
$element->id = null;
//or
$element->removeAttribute('id');
//set attribute
$element->id = 'newId';
//or
$element->setAttribute('id','newId');
//set text content
$element->text('new text content');
//get text content
$element->text();
//append new element
$newElem = $element->append('new-element');
//move queryed element before
$newElem->before($xml->query('//book[3]')->item(0));
//move queryed element after new one
$newElem->after($xml->query('//book[1]')->item(0));
//get previous element
$newElem->prev();
//get next element
$newElem->next();
//get DOMElement object
$newElem->e();
//get parent
$newElem->parent();
//remove element
$newElem->remove();
//save changes
$xml->save();
//get PHP DOMDocument
$dd = $xml->dd();
//get root element
$documentElement = $xml->de();
/*
* XSLT Transformation
*/
$tpl = new \pgood\xml\template('tpl.xsl');
echo $tpl->transform($xml);
/*
* XML from scratch
*/
$xml = new \pgood\xml\xml();
$xml->de('root-element-name');
//using the xml::create method for element creation
$newElement1 = $xml->de()->append($xml->create(
'child-element-tag-name'
,array(
'attr-name-1' => 'value for first attribute'
,'attr-name-2' => 'value for second attribute'
)
,'element text content'
));
//lazy element creation
$newElement2 = $xml->de()->append('child-element-tag-name');
$newElement2->{'element-id'} = 'id value';
//catch up an existed DOMDocument
$xml2 = new \pgood\xml\xml($newElement2);
//new XML from inline code
$xml = new \pgood\xml\xml('<?xml version="1.0" encoding="utf-8"?><data>content</data>');
//parse HTML
$xml->loadHTML('<html><head><tile>Hello World!</title></head><body><h1>Hello World!</h1></body></html>');
//save
$xml->save('new-file-name.xml');
/*
* XPath and namespace
* Let's count media:content elements in Yahoo RSS feed
*/
$xml = new \pgood\xml\xml('https://www.yahoo.com/news/rss/');
$xml->registerNameSpace('media','http://search.yahoo.com/mrss/');
$numElemets = $xml->evaluate('count(//media:content)');demo.xml
<?xml version="1.0" encoding="UTF-8"?>
<catalog>
<book id="bk101">
<author>Gambardella, Matthew</author>
<title>XML Developer's Guide</title>
<genre>Computer</genre>
<price>44.95</price>
<publish_date>2000-10-01</publish_date>
<description>An in-depth look at creating applications with XML.</description>
</book>
<book id="bk102">
<author>Ralls, Kim</author>
<title>Midnight Rain</title>
<genre>Fantasy</genre>
<price>5.95</price>
<publish_date>2000-12-16</publish_date>
<description>A former architect battles corporate zombies, an evil sorceress, and her own childhood to become queen of the world.</description>
</book>
<!-- ... -->
</catalog>