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<?php |
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/* |
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* This file is part of the FreshCentrifugoBundle. |
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* |
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* (c) Artem Henvald <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Fresh\CentrifugoBundle\Service; |
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use Fresh\CentrifugoBundle\Exception\CentrifugoErrorException; |
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use Fresh\CentrifugoBundle\Exception\CentrifugoException; |
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use Fresh\CentrifugoBundle\Exception\LogicException; |
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use Fresh\CentrifugoBundle\Logger\CommandHistoryLogger; |
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use Fresh\CentrifugoBundle\Model\BatchRequest; |
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use Fresh\CentrifugoBundle\Model\CommandInterface; |
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use Fresh\CentrifugoBundle\Model\ResultableCommandInterface; |
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use Symfony\Component\HttpKernel\Profiler\Profiler; |
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use Symfony\Contracts\HttpClient\ResponseInterface; |
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/** |
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* ResponseProcessor. |
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* |
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* @author Artem Henvald <[email protected]> |
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*/ |
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class ResponseProcessor |
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{ |
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/** @var CentrifugoChecker */ |
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private $centrifugoChecker; |
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/** @var bool */ |
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private $profilerEnabled; |
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/** @var CommandHistoryLogger */ |
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private $commandHistoryLogger; |
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/** @var array */ |
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private $centrifugoError = []; |
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/** |
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* @param CentrifugoChecker $centrifugoChecker |
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* @param CommandHistoryLogger $commandHistoryLogger |
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* @param Profiler|null $profiler |
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*/ |
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public function __construct(CentrifugoChecker $centrifugoChecker, CommandHistoryLogger $commandHistoryLogger, ?Profiler $profiler) |
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{ |
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$this->centrifugoChecker = $centrifugoChecker; |
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$this->profilerEnabled = $profiler instanceof Profiler; |
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$this->commandHistoryLogger = $commandHistoryLogger; |
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} |
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/** |
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* @param CommandInterface $command |
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* @param ResponseInterface $response |
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* |
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* @throws LogicException |
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* @throws CentrifugoErrorException |
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* |
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* @return array|null |
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*/ |
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public function processResponse(CommandInterface $command, ResponseInterface $response): ?array |
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{ |
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$this->centrifugoChecker->assertValidResponseStatusCode($response); |
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$this->centrifugoChecker->assertValidResponseHeaders($response); |
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$this->centrifugoChecker->assertValidResponseContentType($response); |
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$this->centrifugoError = []; |
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$content = $response->getContent(); |
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if ($command instanceof BatchRequest) { |
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$contents = \explode("\n", \rtrim($content, "\n")); |
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$result = []; |
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if (\count($contents) !== $command->getNumberOfCommands()) { |
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throw new LogicException('Number of commands doesn\'t match number of responses'); |
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} |
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$i = 0; |
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foreach ($command->getCommands() as $innerCommand) { |
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$result[] = $this->decodeAndProcessResponseResult($innerCommand, $contents[$i]); |
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++$i; |
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} |
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} else { |
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$result = $this->decodeAndProcessResponseResult($command, $content); |
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} |
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if (isset($this->centrifugoError['message'], $this->centrifugoError['code'])) { |
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throw new CentrifugoErrorException($this->centrifugoError['message'], $this->centrifugoError['code']); |
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} |
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return $result; |
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} |
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/** |
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* @param CommandInterface $command |
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* @param string $content |
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* |
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* @throws CentrifugoException |
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* |
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* @return array|null |
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*/ |
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private function decodeAndProcessResponseResult(CommandInterface $command, string $content): ?array |
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{ |
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try { |
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$data = \json_decode($content, true, 512, \JSON_THROW_ON_ERROR); |
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} catch (\Exception $e) { |
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throw new CentrifugoException('Centrifugo response payload is not a valid JSON'); |
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} |
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$successfulCommand = true; |
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$result = null; |
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if (isset($data['error'])) { |
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if (empty($this->centrifugoError)) { |
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$this->centrifugoError = [ |
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'message' => $data['error']['message'], |
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'code' => $data['error']['code'], |
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]; |
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} |
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$result = $data; |
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$successfulCommand = false; |
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} elseif ($command instanceof ResultableCommandInterface) { |
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$result = $data['result']; |
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} |
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if ($this->profilerEnabled) { |
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$this->commandHistoryLogger->logCommand($command, $successfulCommand, $result); |
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} |
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return $result; |
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} |
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} |
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fre5h /
CentrifugoBundle
