The main difference to DOMXpath::evaluate() is the handling of the third
argument. Namespace registration can be changed using the property and
is disabled by default.
/**
* @param \DOMElement $node
* @param \stdClass|array $attributes
* @param Xpath $xpath
* @return array
*/
private function getNodesArray(\DOMElement $node, $attributes, $xpath)
{
$result = [];
foreach ($attributes as $name => $value) {
$child = new \stdClass();
$child->{$name} = $value;
$result[] = $child;
}
foreach ($xpath->evaluate('*|text()[normalize-space(.) != ""]', $node) as $childNode) {
/** @var \DOMElement|\DOMText|\DOMCdataSection $childNode */
if ($childNode instanceof \DOMElement) {
$child = new \stdClass();
$child->{$childNode->nodeName} = $this->getNodes($childNode);
$result[] = $child;
} elseif (!$childNode->isWhitespaceInElementContent()) {
$result[] = $childNode->nodeValue;
}
}
return $result;
}
/**
* @param \stdClass $target
* @param \DOMElement $node
* @param Xpath $xpath
*/
protected function addNamespaces(\stdClass $target, \DOMElement $node, Xpath $xpath)
{
if ($node->namespaceURI != '' && $node->prefix === '') {
if (!isset($target->{'@xmlns'})) {
$target->{'@xmlns'} = new \stdClass();
}
$target->{'@xmlns'}->{'$'} = $node->namespaceURI;
}
foreach ($xpath->evaluate('namespace::*', $node) as $namespace) {
if ($namespace->localName === 'xml' || $namespace->localName === 'xmlns') {
continue;
}
if (!isset($target->{'@xmlns'})) {
$target->{'@xmlns'} = new \stdClass();
}
if ($namespace->nodeName !== 'xmlns') {
$target->{'@xmlns'}->{$namespace->localName} = $namespace->namespaceURI;
}
}
}
/**
* @param \DOMElement $node
* @return array
*/
private function getAllNamespaces(\DOMElement $node)
{
$xpath = new Xpath($node->ownerDocument);
$result = [];
foreach ($xpath->evaluate('namespace::*', $node) as $namespace) {
if ($namespace->nodeName !== 'xmlns:xml' && $namespace->nodeName !== 'xmlns:xmlns') {
$result[$namespace->nodeName] = $namespace->namespaceURI;
}
}
return $result;
}
