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<?php |
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namespace Http\HttplugBundle\Collector; |
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use Exception; |
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use Http\Client\Common\Plugin; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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/** |
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* The ProfilePlugin decorates any Plugin to fill Profile to keep representation of plugin input/output. Created profile |
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* is pushed in the current Stack. |
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* |
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* @author Fabien Bourigault <[email protected]> |
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* |
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* @internal |
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*/ |
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class ProfilePlugin implements Plugin |
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{ |
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/** |
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* @var Plugin |
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*/ |
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private $plugin; |
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/** |
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* @var Collector |
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*/ |
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private $collector; |
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/** |
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* @var Formatter |
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*/ |
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private $formatter; |
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/** |
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* @param Plugin $plugin |
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* @param Collector $collector |
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* @param Formatter $formatter |
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*/ |
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public function __construct(Plugin $plugin, Collector $collector, Formatter $formatter) |
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{ |
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$this->plugin = $plugin; |
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$this->collector = $collector; |
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$this->formatter = $formatter; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function handleRequest(RequestInterface $request, callable $next, callable $first) |
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{ |
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$profile = new Profile(get_class($this->plugin)); |
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$stack = $this->collector->getCurrentStack(); |
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if (null !== $stack) { |
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$stack->addProfile($profile); |
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} |
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// wrap the next callback to profile the plugin request changes |
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$wrappedNext = function (RequestInterface $request) use ($next, $profile) { |
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$this->onOutgoingRequest($request, $profile); |
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return $next($request); |
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}; |
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// wrap the first callback to profile the plugin request changes |
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$wrappedFirst = function (RequestInterface $request) use ($first, $profile) { |
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$this->onOutgoingRequest($request, $profile); |
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return $first($request); |
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}; |
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try { |
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$promise = $this->plugin->handleRequest($request, $wrappedNext, $wrappedFirst); |
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} catch (Exception $e) { |
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$this->onException($request, $profile, $e, $stack); |
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throw $e; |
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} |
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return $promise->then(function (ResponseInterface $response) use ($profile, $request, $stack) { |
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$this->onOutgoingResponse($response, $profile, $request, $stack); |
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return $response; |
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}, function (Exception $exception) use ($profile, $request, $stack) { |
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$this->onException($request, $profile, $exception, $stack); |
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throw $exception; |
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}); |
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} |
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/** |
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* @param RequestInterface $request |
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* @param Profile $profile |
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* @param Exception $exception |
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* @param Stack $stack |
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*/ |
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private function onException( |
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RequestInterface $request, |
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Profile $profile, |
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Exception $exception, |
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Stack $stack = null |
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) { |
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$profile->setFailed(true); |
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$profile->setResponse($this->formatter->formatException($exception)); |
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$this->collectRequestInformation($request, $stack); |
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} |
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/** |
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* @param RequestInterface $request |
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* @param Profile $profile |
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*/ |
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private function onOutgoingRequest(RequestInterface $request, Profile $profile) |
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{ |
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$profile->setRequest($this->formatter->formatRequest($request)); |
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} |
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/** |
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* @param ResponseInterface $response |
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* @param Profile $profile |
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* @param RequestInterface $request |
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* @param Stack $stack |
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*/ |
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private function onOutgoingResponse(ResponseInterface $response, Profile $profile, RequestInterface $request, Stack $stack = null) |
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{ |
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$profile->setResponse($this->formatter->formatResponse($response)); |
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$this->collectRequestInformation($request, $stack); |
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} |
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/** |
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* Collect request information when not already done by the HTTP client. This happens when using the CachePlugin |
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* and the cache is hit without re-validation. |
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* |
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* @param RequestInterface $request |
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* @param Stack|null $stack |
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*/ |
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private function collectRequestInformation(RequestInterface $request, Stack $stack = null) |
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{ |
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if (null === $stack) { |
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return; |
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} |
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if (empty($stack->getRequestTarget())) { |
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$stack->setRequestTarget($request->getRequestTarget()); |
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} |
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if (empty($stack->getRequestMethod())) { |
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$stack->setRequestMethod($request->getMethod()); |
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} |
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if (empty($stack->getRequestScheme())) { |
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$stack->setRequestScheme($request->getUri()->getScheme()); |
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} |
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if (empty($stack->getRequestHost())) { |
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$stack->setRequestHost($request->getUri()->getHost()); |
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} |
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if (empty($stack->getClientRequest())) { |
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$stack->setClientRequest($this->formatter->formatRequest($request)); |
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} |
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if (empty($stack->getCurlCommand())) { |
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$stack->setCurlCommand($this->formatter->formatAsCurlCommand($request)); |
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} |
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} |
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} |
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php-http /
HttplugBundle
