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<?php |
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declare(strict_types=1); |
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namespace Shoman4eg\Nalog\Http; |
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use Http\Client\Common\Plugin; |
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use Http\Promise\Promise; |
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use Psr\Http\Client\ClientExceptionInterface; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Shoman4eg\Nalog\Util\JSON; |
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/** |
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* This will automatically refresh expired access token. |
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* |
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* @author Tobias Nyholm <[email protected]> |
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*/ |
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final class AuthenticationPlugin implements Plugin |
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{ |
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public const RETRY_LIMIT = 2; |
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private array $accessToken; |
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private array $retryStorage = []; |
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private Authenticator $authenticator; |
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public function __construct(Authenticator $authenticator, string $accessToken) |
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{ |
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$this->authenticator = $authenticator; |
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$this->accessToken = JSON::decode($accessToken); |
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} |
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/** |
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* @throws \Exception |
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* @throws \JsonException |
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* @throws ClientExceptionInterface |
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*/ |
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public function handleRequest(RequestInterface $request, callable $next, callable $first): Promise |
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{ |
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if ($this->accessToken === [] || $request->hasHeader('Authorization')) { |
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return $next($request); |
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} |
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$chainIdentifier = \spl_object_hash((object)$first); |
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$header = \sprintf('Bearer %s', $this->accessToken['token'] ?? ''); |
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$request = $request->withHeader('Authorization', $header); |
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return $next($request)->then( |
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function (ResponseInterface $response) use ($request, $next, $first, $chainIdentifier) { |
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if (!\array_key_exists($chainIdentifier, $this->retryStorage)) { |
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$this->retryStorage[$chainIdentifier] = 0; |
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} |
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if ($response->getStatusCode() !== 401 || $this->retryStorage[$chainIdentifier] >= self::RETRY_LIMIT) { |
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unset($this->retryStorage[$chainIdentifier]); |
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return $response; |
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} |
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$accessToken = $this->authenticator->refreshAccessToken($this->accessToken['refreshToken']); |
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if ($accessToken === null) { |
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return $response; |
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} |
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// Save new token |
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$this->accessToken = JSON::decode($accessToken); |
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// Add new token to request |
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$header = \sprintf('Bearer %s', $this->accessToken['token']); |
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$request = $request->withHeader('Authorization', $header); |
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// Retry |
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++$this->retryStorage[$chainIdentifier]; |
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return $this->handleRequest($request, $next, $first)->wait(); |
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} |
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); |
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} |
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} |
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shoman4eg /
moy-nalog
