/**
* Read the node value, decode it if needed
*
* @param \DOMNode $node The node to read
* @param TagInterface $tag The tag associated
* @return ValueInterface The value extracted
*/
protected function readNodeValue(\DOMNode $node, TagInterface $tag = null)
{
$nodeName = $this->normalize($node->nodeName);
if (is_null($tag) && TagFactory::hasFromRDFTagname($nodeName)) {
$tag = TagFactory::getFromRDFTagname($nodeName);
}
if ($node->getElementsByTagNameNS(self::RDF_NAMESPACE, 'Bag')->length > 0) {
$ret = array();
foreach ($node->getElementsByTagNameNS(self::RDF_NAMESPACE, 'li') as $nodeElement) {
$ret[] = $nodeElement->nodeValue;
}
if (is_null($tag) || $tag->isMulti()) {
return new Multi($ret);
} else {
return new Mono(implode(' ', $ret));
}
} elseif ($node->getAttribute('rdf:datatype') === 'http://www.w3.org/2001/XMLSchema#base64Binary') {
if (is_null($tag) || $tag->isBinary()) {
return Binary::loadFromBase64(trim($node->nodeValue));
} else {
return new Mono(base64_decode(trim($node->nodeValue)));
}
} else {
if (!is_null($tag) && $tag->isMulti()) {
return new Multi($node->nodeValue);
} else {
return new Mono($node->nodeValue);
}
}
}
/**
* @covers \PHPExiftool\Driver\TagFactory::HasFromRDFTagname
*/
public function testHasFromRDFTagname()
{
$this->assertTrue(TagFactory::hasFromRDFTagname('IPTC:SupplementalCategories'));
$this->assertFalse(TagFactory::hasFromRDFTagname('XMPExif:AnunexistingTag'));
}