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<?php |
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namespace CakeDC\Api\Middleware; |
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use Cake\Core\Configure; |
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use Cake\Routing\Exception\RedirectException; |
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use Cake\Routing\Router; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Zend\Diactoros\Response\RedirectResponse; |
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use Cake\Http\RequestTransformer; |
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use Cake\Http\ResponseTransformer; |
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use CakeDC\Api\Service\ConfigReader; |
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use CakeDC\Api\Service\ServiceRegistry; |
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/** |
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* Applies routing rules to the request and creates the controller |
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* instance if possible. |
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*/ |
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class ApiMiddleware |
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{ |
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/** |
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* @param \Psr\Http\Message\ServerRequestInterface $request The request. |
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* @param \Psr\Http\Message\ResponseInterface $response The response. |
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* @param callable $next The next middleware to call. |
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* @return \Psr\Http\Message\ResponseInterface A response. |
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*/ |
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public function __invoke(ServerRequestInterface $request, ResponseInterface $response, $next) |
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{ |
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$prefix = 'api'; |
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$useVersioning = Configure::read('Api.useVersioning'); |
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if ($useVersioning) { |
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$versionPrefix = Configure::read('Api.versionPrefix'); |
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$expr = '#/' . $prefix . '/(?<version>' . $versionPrefix . '\d+)' . '/' . '(?<service>[^/?]+)' . '(?<base>/?.*)#'; |
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} else { |
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$expr = '#/' . $prefix . '/' . '(?<service>[^/?]+)' . '(?<base>/?.*)#'; |
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} |
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$path = $request->getUri()->getPath(); |
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// print_r($expr); |
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// print_r($path); |
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// exit; |
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if(preg_match($expr, $path, $matches)) { |
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$cakeRequest = RequestTransformer::toCake($request); |
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$cakeResponse = ResponseTransformer::toCake($response); |
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// debug($matches); |
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$version = isset($matches['version']) ? $matches['version'] : null; |
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$service = $matches['service']; |
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// $base = $matches['base']; |
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$url = '/' . $service; |
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if (!empty($matches['base'])) { |
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$url .= $matches['base']; |
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} |
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$options = [ |
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'service' => $service, |
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'version' => $version, |
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'request' => $cakeRequest, |
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'response' => $cakeResponse, |
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'baseUrl' => $url, |
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]; |
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// print_r($u); |
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try { |
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$options += (new ConfigReader())->serviceOptions($service, $version); |
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$Service = ServiceRegistry::get($service, $options); |
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$result = $Service->dispatch(); |
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$cakeResponse = $Service->respond($result); |
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} catch (Exception $e) { |
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$cakeResponse->statusCode(400); |
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$cakeResponse->body($e->getMessage()); |
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} |
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return ResponseTransformer::toPsr($cakeResponse); |
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// return $response; |
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} |
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// try { |
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// Router::setRequestContext($request); |
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// $params = (array)$request->getAttribute('params', []); |
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// if (empty($params['controller'])) { |
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// $path = $request->getUri()->getPath(); |
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// $request = $request->withAttribute('params', Router::parse($path, $request->getMethod())); |
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// } |
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// } catch (RedirectException $e) { |
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// return new RedirectResponse( |
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// $e->getMessage(), |
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// $e->getCode(), |
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// $response->getHeaders() |
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// ); |
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// } |
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// $path = $request->getUri()->getPath(); |
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// debug(Configure::read('Api')); |
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// debug($path); |
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return $next($request, $response); |
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} |
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} |
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Sometimes obsolete code just ends up commented out instead of removed. In this case it is better to remove the code once you have checked you do not need it.
The code might also have been commented out for debugging purposes. In this case it is vital that someone uncomments it again or your project may behave in very unexpected ways in production.
This check looks for comments that seem to be mostly valid code and reports them.