Viewing file:  XMLSerializer.php (2.15 KB) -rw-r--r--
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<?php declare(strict_types = 1);
namespace TheSeer\Tokenizer;
use DOMDocument;
class XMLSerializer {
/** @var NamespaceUri */
private $xmlns;
/**
* XMLSerializer constructor.
*
* @param NamespaceUri $xmlns
*/
public function __construct(?NamespaceUri $xmlns = null) {
if ($xmlns === null) {
$xmlns = new NamespaceUri('https://github.com/theseer/tokenizer');
}
$this->xmlns = $xmlns;
}
public function toDom(TokenCollection $tokens): DOMDocument {
$dom = new DOMDocument();
$dom->preserveWhiteSpace = false;
$dom->loadXML($this->toXML($tokens));
return $dom;
}
public function toXML(TokenCollection $tokens): string {
$writer = new \XMLWriter();
$writer->openMemory();
$writer->setIndent(true);
$writer->startDocument();
$writer->startElement('source');
$writer->writeAttribute('xmlns', $this->xmlns->asString());
if (\count($tokens) > 0) {
$writer->startElement('line');
$writer->writeAttribute('no', '1');
$iterator = $tokens->getIterator();
$previousToken = $iterator->current();
$previousLine = $previousToken->getLine();
foreach ($iterator as $token) {
$line = $token->getLine();
if ($previousLine < $line) {
$writer->endElement();
$writer->startElement('line');
$writer->writeAttribute('no', (string)$line);
$previousLine = $line;
}
$value = $token->getValue();
if ($value !== '') {
$writer->startElement('token');
$writer->writeAttribute('name', $token->getName());
$writer->writeRaw(\htmlspecialchars($value, \ENT_NOQUOTES | \ENT_DISALLOWED | \ENT_XML1));
$writer->endElement();
}
}
$writer->endElement();
}
$writer->endElement();
$writer->endDocument();
return $writer->outputMemory();
}
}
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