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<?php
namespace HarmBandstra\SwaggerUiBundle\Controller;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\Filesystem\Exception\FileNotFoundException;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
use Symfony\Component\Yaml\Yaml;
class DocsController extends AbstractController
{
/** @var array */
private $swaggerFiles;
/** @var string */
private $directory;
/** @var string */
private $assetUrlPath;
/** @var string|null */
private $configFile;
public function __construct($swaggerFiles, $directory, $assetUrlPath, $configFile)
{
$this->swaggerFiles = $swaggerFiles;
$this->directory = $directory;
$this->assetUrlPath = $assetUrlPath;
$this->configFile = $configFile;
}
/**
* @param Request $request
*
* @return Response
*/
public function indexAction(Request $request)
{
if (!$request->get('url')) {
// if there is no ?url=... parameter, redirect to the default one
$defaultSwaggerFile = reset($this->swaggerFiles);
return $this->redirect($this->getRedirectUrlToSpec($defaultSwaggerFile));
}
$contents = @file_get_contents(__DIR__ . '/../Resources/public/index.html');
if ($contents === false) {
return new Response(
'Unable to load [Resources/public/index.html]. Did [ScriptHandler::linkAssets] run correctly?',
Response::HTTP_INTERNAL_SERVER_ERROR
);
}
return new Response($contents);
}
/**
* @param string $fileName
*
* @return RedirectResponse
*/
public function redirectAction($fileName)
{
// redirect to swagger file if that's what we're looking for
if (in_array($fileName, $this->swaggerFiles, true)) {
return $this->redirect($this->getRedirectUrlToSpec($fileName));
}
// redirect to the assets dir so that relative links work
return $this->redirect($this->assetUrlPath . $fileName);
}
/**
* @param string $fileName
*
* @return JsonResponse|Response
*/
public function swaggerFileAction($fileName)
{
try {
$filePath = $this->getFilePath($fileName);
} catch (\Exception $e) {
return new JsonResponse($e->getMessage(), Response::HTTP_NOT_FOUND);
}
$extension = strtolower(pathinfo($filePath, PATHINFO_EXTENSION));
if ($extension === 'yml' || $extension === 'yaml') {
$fileContents = Yaml::parse(file_get_contents($filePath));
return new JsonResponse($fileContents);
}
$fileContents = file_get_contents($filePath);
return new Response(
$fileContents,
Response::HTTP_OK,
['Content-Type' => 'application/json']
);
}
/**
* @param string $fileName
*
* @return string
*/
private function getFilePath($fileName = '')
{
if ($this->configFile !== $fileName) {
if ($fileName !== '' && !in_array($fileName, $this->swaggerFiles)) {
throw new \RuntimeException(
sprintf('File [%s] not defined under [hb_swagger_ui.files] in config.yml.', $fileName)
);
}
}
if ($this->directory === '') {
throw new \RuntimeException(
'Directory [hb_swagger_ui.directory] not defined or empty in config.yml.'
);
}
$filePath = realpath($this->directory . DIRECTORY_SEPARATOR . $fileName);
if (!is_file($filePath)) {
throw new FileNotFoundException(sprintf('File [%s] not found.', $fileName));
}
return $filePath;
}
/**
* @param string $fileName
*
* @return string
*/
private function getRedirectUrlToSpec($fileName)
{
if (strpos($fileName, '/') === 0 || preg_match('#http[s]?://#', $fileName)) {
// if absolute path or URL use it raw
$specUrl = $fileName;
} else {
$specUrl = $this->generateUrl(
'hb_swagger_ui_swagger_file',
['fileName' => $fileName],
UrlGeneratorInterface::ABSOLUTE_PATH
);
}
$parameters = ['url' => $specUrl];
if ($this->configFile) {
$parameters['configUrl'] = $this->generateUrl(
'hb_swagger_ui_swagger_file',
['fileName' => $this->configFile],
UrlGeneratorInterface::ABSOLUTE_PATH
);
}
return $this->generateUrl('hb_swagger_ui_default', $parameters);
}
}

vendor/harmbandstra/swagger-ui-bundle/src/Controller/DocsController.php line 41