highwire / better-dom-document
BetterDOMDocument is a handy PHP utility class for working with XML. It's a wrapper for PHP's built in DOMDocument that provides a bunch of nice shortcuts that makes working with XML in PHP a breeze. It has great built-in support for namespaces, and xpath.
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Requires
- symfony/css-selector: ^6.4|^7.1
Requires (Dev)
- phpunit/phpunit: ^11.3
This package is not auto-updated.
Last update: 2024-11-14 05:36:23 UTC
README
BetterDOMDocument is a handy PHP utility class for working with XML. It's a wrapper for PHP's built in DOMDocument that provides a bunch of nice shortcuts that makes working with XML in PHP a breeze. It has great built-in support for namespaces, and xpath queries.
composer require highwire/better-dom-document
<?php use BetterDOMDocument\DOMDoc; // We can load a new BetterDOMDocument from either a string or a DOMNode object $dom = new DOMDoc($xmlstring); // It's easy to output the entire document as an array, which is sometimes easier to work with in PHP $array = $dom->getArray(); // It's easy to query too! $node_list = $dom->xpath('//xpath/to/node', $optional_context_node); // If you know you're only going to find a single DOMNode, you can use a querySingle $dom_node = $dom->xpathSingle('//xpath/to/node'); // Swapping out DOMNodes is really easy $dom->replace($dom_node, $replacementNode); // Removing a node is easy $dom->remove($dom_node); // Most places where you want to pass a DOMNode or element, you can just pass an xpath instead $dom->remove('//xpath/to/element/to/remove'); // The same goes for replacments $dom->replace('//xpath/to/replace', '<xml>You can pass a string, a DOMNode, or a document</xml>'); // It's easy to output the XML $xml = $dom->out(); // Or just output a single DOMNode $xml = $dom->out($dom_node); // Working with namespaced documents is made really easy $xml = ' <entry xmlns="http://www.w3.org/2005/Atom" xmlns:nlm="http://schema.highwire.org/NLM/Journal"> <author> <name>Li Xu</name> <nlm:name name-style="eastern"> <nlm:surname>Li</nlm:surname> <nlm:given-names>Xu</nlm:given-names> </nlm:name> </author> </entry>'; // If your document (like the one above) has a default namespace, you should declare // it's prefix as the second value when constructing a new BetterDOMDocument $dom = new DOMDoc($xml, 'atom'); // We register the 'atom' prefix against the default namespace // Now we can do mixed namespace queries! $surname = $dom->querySingle('//atom:author/nlm:name/nlm:surname')->nodeValue; // If you need to register another namespace before doing a query, thats a snap. // Note that by default all namespace declarations in the root element are automatically registered. $dom->registerNamespace('kml','http://www.opengis.net/kml/2.2'); // If you want to query with CSS selectors, no problem! $dom->select('nlm:name[@name-style="eastern"]');