/**
* @param \DOMNode|Element $node
* @param \DOMNode|Document|Element $target
*/
private function transferNode(\DOMNode $node, \DOMNode $target)
{
if ($node->namespaceURI === self::XMLNS_JSONX) {
if ($target instanceof Document) {
$normalizedName = $name = 'json:json';
} else {
$name = $node->getAttribute('name');
$normalizedName = QualifiedName::normalizeString($name, self::DEFAULT_QNAME);
}
$type = $node->localName;
$newNode = $target->appendElement($normalizedName);
if ($name !== $normalizedName && $name !== '') {
$newNode->setAttribute('json:name', $name);
}
switch ($type) {
case 'object':
if ($node('count(*) > 0')) {
foreach ($node('*') as $childNode) {
$this->transferNode($childNode, $newNode);
}
return;
}
break;
case 'array':
foreach ($node('*') as $childNode) {
$this->transferNode($childNode, $newNode);
}
break;
case 'string':
$newNode->append((string) $node);
return;
default:
$newNode->append((string) $node);
break;
}
$newNode->setAttribute('json:type', $type);
}
}
/**
* @param Element $parent
* @param string $name
* @param string $value
*/
private function appendField(Element $parent, $name, $value)
{
$qname = QualifiedName::normalizeString($name, self::DEFAULT_QNAME);
$child = $parent->appendElement($qname, $value);
if ($qname !== $name) {
$child->setAttributeNS(self::XMLNS, 'json:name', $name);
}
}
/**
* Get a valid qualified name (tag name) using the property name/key.
*
* @param string $key
* @param string $default
* @param bool $isArrayElement
* @return string
*/
private function getQualifiedName($key, $default, $isArrayElement = FALSE)
{
if ($callback = $this->onMapKey()) {
$key = $callback($key, $isArrayElement);
} elseif ($isArrayElement) {
$key = $default;
}
return QualifiedName::normalizeString($key, self::DEFAULT_QNAME);
}