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<?php |
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namespace Thruster\Component\HttpMiddlewares; |
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use Neomerx\Cors\Analyzer; |
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use Neomerx\Cors\Contracts\AnalysisResultInterface; |
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use Neomerx\Cors\Contracts\AnalyzerInterface; |
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use Neomerx\Cors\Contracts\Strategies\SettingsStrategyInterface; |
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use Neomerx\Cors\Strategies\Settings; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Log\LoggerInterface; |
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/** |
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* Class CorsMiddleware |
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* |
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* @package Thruster\Component\HttpMiddlewares |
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* @author Aurimas Niekis <[email protected]> |
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*/ |
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class CorsMiddleware |
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{ |
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/** |
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* @var AnalyzerInterface |
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*/ |
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private $analyzer; |
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/** |
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* @var SettingsStrategyInterface |
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*/ |
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private $settings; |
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public function __construct(SettingsStrategyInterface $settings = null, LoggerInterface $logger = null) |
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{ |
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$this->settings = $settings ?? new Settings(); |
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$this->analyzer = Analyzer::instance($this->settings); |
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$this->analyzer->setLogger($logger); |
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} |
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public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next) |
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{ |
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$cors = $this->analyzer->analyze($request); |
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switch ($cors->getRequestType()) { |
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case AnalysisResultInterface::ERR_NO_HOST_HEADER: |
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case AnalysisResultInterface::ERR_ORIGIN_NOT_ALLOWED: |
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case AnalysisResultInterface::ERR_METHOD_NOT_SUPPORTED: |
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case AnalysisResultInterface::ERR_HEADERS_NOT_SUPPORTED: |
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return $response->withStatus(403); |
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case AnalysisResultInterface::TYPE_REQUEST_OUT_OF_CORS_SCOPE: |
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return $next($request, $response); |
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case AnalysisResultInterface::TYPE_PRE_FLIGHT_REQUEST: |
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foreach ($cors->getResponseHeaders() as $name => $value) { |
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$response = $response->withHeader($name, $value); |
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} |
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return $response->withStatus(200); |
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default: |
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/** @var ResponseInterface $response */ |
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$response = $next($request, $response); |
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foreach ($cors->getResponseHeaders() as $name => $value) { |
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$response = $response->withHeader($name, $value); |
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} |
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return $response; |
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} |
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} |
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/** |
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* @return SettingsStrategyInterface |
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*/ |
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public function getSettings() |
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{ |
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return $this->settings; |
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} |
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/** |
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* @param AnalyzerInterface $analyzer |
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* |
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* @return $this |
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*/ |
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public function setAnalyzer($analyzer) |
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{ |
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$this->analyzer = $analyzer; |
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return $this; |
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} |
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} |
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It seems like you allow that null is being passed for a parameter, however the function which is called does not seem to accept null.
We recommend to add an additional type check (or disallow null for the parameter):