public function process(DispatchRequest $dispatch)
{
if (!$dispatch->isMaster()) {
return $dispatch->proceed();
}
$request = $dispatch->getHttpRequest();
$path = $request->getPathInfo();
$m = NULL;
if (!preg_match("'^_res/+(.+)\$'i", $path, $m)) {
return $dispatch->proceed();
}
$path = $m[1];
if ('app/' === substr($path, 0, 4)) {
$resource = 'k2://app/' . substr($path, 4);
} else {
$parts = explode('/', $path, 2);
if (count($parts) !== 2) {
return new HttpResponse(Http::CODE_NOT_FOUND);
}
$resource = 'k2://' . $parts[0] . '/' . $parts[1];
}
if (!is_file($resource)) {
return new HttpResponse(Http::CODE_NOT_FOUND);
}
if (!$this->publisher->isPublic($resource)) {
return new HttpResponse(Http::CODE_FORBIDDEN);
}
$response = new HttpResponse();
// Conditional caching:
$etag = sprintf('"%x-%x"', filemtime($resource), filesize($resource));
$response->setHeader('Access-Control-Allow-Origin', '*');
$response->setHeader('Cache-Control', 'public, max-age=7200');
$response->setHeader('ETag', $etag);
$response->setHeader(new ExpiresHeader(new \DateTimeImmutable('@' . (time() + 7200))));
if ($etag === $request->getHeader('If-None-Match', '')) {
$response->setStatus(Http::CODE_NOT_MODIFIED);
return $response;
}
$mediaType = new MediaType(Filesystem::guessMimeTypeFromFilename($resource));
$response->setHeader('X-Content-Type-Options', 'nosniff');
if ($mediaType->isType('text')) {
$response->setHeader('Content-Type', $mediaType . '; charset="utf-8"');
} else {
$response->setHeader('Content-Type', (string) $mediaType);
}
$response->setEntity(new FileEntity(new \SplFileInfo($resource)));
return $response;
}
public function render(ViewModelInterface $model, $onlyEntity = false)
{
$m = NULL;
if (!preg_match("'.+\\.([a-z0-9]+)\\.xml\$'i", $model->getResource(), $m)) {
throw new \RuntimeException(sprintf('Unable to determine output format of view "%s"', $model->getResource()));
}
$typeName = $this->factory->createView($this, $model->getResource());
$view = new $typeName($this->factory, $this);
$response = new HttpResponse();
$format = strtolower($m[1]);
$out = $view->render(new OutputBuffer(), $model, ['@format' => $format, '@response' => $response]);
if ($onlyEntity) {
return (string) $out;
}
if (!$response->hasHeader('Content-Type')) {
$type = new MediaType(Filesystem::guessMimeTypeFromFilename($format));
if ($type->isText()) {
$response->setHeader('Content-Type', $type . '; charset="utf-8"');
} else {
$response->setHeader('Content-Type', $type);
}
if ($type->is('*/xml')) {
$out = '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $out;
}
}
return $response->setEntity(ltrim($out));
}
public function canConsume(MediaType $type) : bool
{
if ($this->consumes === null) {
return true;
}
foreach ($this->consumes as $acceptable) {
if ($type->is($acceptable)) {
return true;
}
}
return false;
}
