public function readEntity(RoutingContextInterface $context, \ReflectionClass $ref, &$isRead)
{
if ($ref->name !== \DOMDocument::class) {
return;
}
$request = $context->getRequest();
if (!$request->hasEntity()) {
return;
}
$isRead = true;
$builder = new XmlDocumentBuilder();
return $builder->buildFromSource($request->getEntity()->getContents());
}
/**
* Compile the given XML source and return a compiler object.
*
* @param string $data
* @return ExpressCompiler
*/
protected function parseView(ExpressViewRenderer $renderer, $data, $resource = '')
{
try {
// This ugly pre-processing is neccessary due to DOM XML forgetting about self-closing elements.
$reader = new XmlStreamReader();
$reader->XML($data);
$buffer = '<?xml version="1.0"?>' . "\n";
while ($reader->read()) {
switch ($reader->nodeType) {
case XmlStreamReader::ELEMENT:
$buffer .= '<' . $reader->name;
$namespaces = [];
while ($reader->moveToNextAttribute()) {
if ($reader->namespaceURI == self::NS_XML) {
switch ($reader->localName) {
case 'nsdec':
case 'empty':
continue 2;
}
}
if ($reader->namespaceURI == self::NS_XMLNS) {
$namespaces[$reader->name] = $reader->value;
}
$buffer .= ' ' . $reader->name . '="' . htmlspecialchars($reader->value, ENT_COMPAT | ENT_XML1 | ENT_SUBSTITUTE, 'UTF-8') . '"';
}
$reader->moveToElement();
if (!empty($namespaces)) {
$encoded = base64_encode(json_encode($namespaces, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE));
$buffer .= ' xml:nsdec="' . htmlspecialchars($encoded, ENT_QUOTES | ENT_XML1 | ENT_SUBSTITUTE, 'UTF-8') . '"';
}
if ($reader->isEmptyElement) {
$buffer .= ' xml:empty="" />';
} else {
$buffer .= '>';
}
break;
case XmlStreamReader::END_ELEMENT:
$buffer .= '</' . $reader->name . '>';
break;
case XmlStreamReader::SIGNIFICANT_WHITESPACE:
case XmlStreamReader::TEXT:
case XmlStreamReader::WHITESPACE:
$buffer .= htmlspecialchars($reader->value, ENT_QUOTES | ENT_XML1 | ENT_SUBSTITUTE, 'UTF-8');
break;
}
}
// Parse XML buffer into a DOM document.
$builder = new XmlDocumentBuilder();
$xml = $builder->buildFromSource($buffer);
$compiler = new ExpressCompiler($renderer);
$compiler->setResource($resource);
$parser = new ExpressViewParser();
$view = $parser->parseSource($xml);
$view->compile($compiler);
return $compiler;
} catch (\Exception $e) {
$ex = $e;
do {
if ($ex instanceof ExpressViewException) {
if ($ex->getErrorFile() === NULL) {
$ex->setErrorFile($resource);
}
}
} while ($ex = $ex->getPrevious());
throw $e;
}
}
