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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\CentrifugoException; |
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use Fresh\CentrifugoBundle\Exception\InvalidArgumentException; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Contracts\HttpClient\ResponseInterface; |
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/** |
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* CentrifugoChecker. |
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* |
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* @author Artem Henvald <[email protected]> |
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*/ |
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class CentrifugoChecker |
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{ |
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private int $channelMaxLength; |
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/** |
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* @param int $centrifugoChannelMaxLength |
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*/ |
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public function __construct(int $centrifugoChannelMaxLength) |
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{ |
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$this->channelMaxLength = $centrifugoChannelMaxLength; |
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} |
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/** |
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* @param string $channelName |
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* |
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* @throws InvalidArgumentException |
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* |
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* @return bool |
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*/ |
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public function assertValidChannelName(string $channelName): bool |
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{ |
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if (false === \mb_detect_encoding($channelName, 'ASCII', true)) { |
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throw new InvalidArgumentException('Invalid channel name. Only ASCII symbols must be used in channel string.'); |
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} |
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if (\strlen($channelName) > $this->channelMaxLength) { |
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throw new InvalidArgumentException(\sprintf('Invalid channel name length. Maximum allowed length is %d.', $this->channelMaxLength)); |
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} |
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return true; |
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} |
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/** |
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* @param ResponseInterface $response |
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* |
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* @throws CentrifugoException |
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*/ |
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public function assertValidResponseStatusCode(ResponseInterface $response): void |
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{ |
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if (Response::HTTP_OK !== $response->getStatusCode()) { |
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throw new CentrifugoException('Wrong status code for Centrifugo response'); |
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} |
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} |
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/** |
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* @param ResponseInterface $response |
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* |
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* @throws CentrifugoException |
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*/ |
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public function assertValidResponseHeaders(ResponseInterface $response): void |
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{ |
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$headers = $response->getHeaders(false); |
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if (!isset($headers['content-type'])) { |
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throw new CentrifugoException('Missing "content-type" header in Centrifugo response'); |
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} |
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} |
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/** |
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* @param ResponseInterface $response |
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* |
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* @throws CentrifugoException |
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*/ |
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public function assertValidResponseContentType(ResponseInterface $response): void |
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{ |
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$headers = $response->getHeaders(false); |
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if (!\in_array('application/json', $headers['content-type'], true)) { |
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throw new CentrifugoException('Unexpected content type for Centrifugo response'); |
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} |
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} |
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} |
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