Function to get the mimetype of a file.
| public getMimeType ( string $file ) : string | ||
| $file | string | the file to get the mimetype from |
| return | string | the mimetype |
public function testGetMimeType()
{
$mimeTypes = new MimeTypes();
$read = $mimeTypes->getMimeType('test.css');
$expected = 'text/css';
$this->assertSame($expected, $read);
$read = $mimeTypes->getMimeType('test.jpg');
$expected = 'image/jpeg';
$this->assertSame($expected, $read);
$read = $mimeTypes->getMimeType(__DIR__ . '/../../src/static/css/vendor/bootstrap/bootstrap.css');
$expected = 'text/css';
$this->assertSame($expected, $read);
$read = $mimeTypes->getMimeType(__DIR__ . '/../../src/static/images/flags/ad.png');
$expected = 'image/png';
$this->assertSame($expected, $read);
$read = $mimeTypes->getMimeType(__DIR__ . '/../../src/static/js/vendor/moment.min.js');
$expected = 'application/x-javascript';
$this->assertSame($expected, $read);
$read = $mimeTypes->getMimeType(null);
$expected = 'application/octet-stream';
$this->assertSame($expected, $read);
$read = $mimeTypes->getMimeType('foo');
$expected = 'application/octet-stream';
$this->assertSame($expected, $read);
$read = $mimeTypes->getMimeType('');
$expected = 'application/octet-stream';
$this->assertSame($expected, $read);
}
/**
* The controller for serving static files.
*
* @param Request $request
* the current request
* @param Application $app
* the Silex application
*
* @return Response
* redirects to the instance details page or 404 on invalid input
*/
public function staticFile(Request $request, Application $app)
{
$fileParam = str_replace('..', '', $request->get('file'));
$file = __DIR__ . '/../static/' . $fileParam;
if (!$fileParam || !file_exists($file)) {
return $this->getNotFoundPage($app, $app['translator']->trans('crudlex.resourceNotFound'));
}
$mimeTypes = new MimeTypes();
$mimeType = $mimeTypes->getMimeType($file);
$size = filesize($file);
$streamedFileResponse = new StreamedFileResponse();
$response = new StreamedResponse($streamedFileResponse->getStreamedFileFunction($file), 200, ['Content-Type' => $mimeType, 'Content-Disposition' => 'attachment; filename="' . basename($file) . '"', 'Content-length' => $size]);
$response->setETag(filemtime($file))->setPublic()->isNotModified($request);
$response->send();
return $response;
}
/**
* {@inheritdoc}
*/
public function renderFile(Entity $entity, $entityName, $field)
{
$targetPath = $this->getPath($entityName, $entity, $field);
$fileName = $entity->get($field);
$file = $targetPath . '/' . $fileName;
$response = new Response('');
$mimeTypes = new MimeTypes();
$mimeType = $mimeTypes->getMimeType($file);
$size = filesize($file);
if ($fileName && file_exists($file)) {
$streamedFileResponse = new StreamedFileResponse();
$response = new StreamedResponse($streamedFileResponse->getStreamedFileFunction($file), 200, ['Content-Type' => $mimeType, 'Content-Disposition' => 'attachment; filename="' . $fileName . '"', 'Content-length' => $size]);
$response->send();
}
return $response;
}
