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<?php |
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declare(strict_types=1); |
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namespace TMV\OpenIdClient\Service; |
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use Http\Discovery\Psr17FactoryDiscovery; |
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use Http\Discovery\Psr18ClientDiscovery; |
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use JsonSerializable; |
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use Psr\Http\Client\ClientExceptionInterface; |
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use Psr\Http\Client\ClientInterface; |
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use Psr\Http\Message\RequestFactoryInterface; |
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use Psr\Http\Message\UriFactoryInterface; |
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use Psr\Http\Message\UriInterface; |
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use TMV\OpenIdClient\ClientInterface as OpenIDClient; |
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use TMV\OpenIdClient\Exception\InvalidArgumentException; |
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use TMV\OpenIdClient\Exception\RuntimeException; |
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use function TMV\OpenIdClient\parseMetadataResponse; |
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class AuthorizationService |
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{ |
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/** @var ClientInterface */ |
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private $client; |
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/** @var RequestFactoryInterface */ |
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private $requestFactory; |
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/** @var UriFactoryInterface */ |
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private $uriFactory; |
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/** |
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* AuthorizationService constructor. |
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* |
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* @param null|ClientInterface $client |
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* @param null|RequestFactoryInterface $requestFactory |
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* @param null|UriFactoryInterface $uriFactory |
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*/ |
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public function __construct( |
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?ClientInterface $client = null, |
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?RequestFactoryInterface $requestFactory = null, |
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?UriFactoryInterface $uriFactory = null |
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) { |
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$this->client = $client ?: Psr18ClientDiscovery::find(); |
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$this->requestFactory = $requestFactory ?: Psr17FactoryDiscovery::findRequestFactory(); |
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$this->uriFactory = $uriFactory ?: Psr17FactoryDiscovery::findUrlFactory(); |
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} |
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/** |
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* @param OpenIDClient $client |
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* @param array<string, mixed>|null $params |
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* |
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* @return UriInterface |
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*/ |
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public function getAuthorizationUri(OpenIDClient $client, ?array $params = null): UriInterface |
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{ |
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$issuerMetadata = $client->getIssuer()->getMetadata(); |
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$endpointUri = $issuerMetadata->getAuthorizationEndpoint(); |
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$params = $params ?: $client->getAuthRequest()->createParams(); |
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foreach ($params as $key => $value) { |
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if (null === $value) { |
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unset($params[$key]); |
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} elseif ('claims' === $key && (\is_array($value) || $value instanceof JsonSerializable)) { |
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$params['claims'] = \json_encode($value); |
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} elseif (! \is_string($value)) { |
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$params[$key] = (string) $value; |
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} |
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} |
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if (empty($params['nonce']) && \in_array('id_token', \explode(' ', $params['response_type'] ?? ''), true)) { |
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throw new InvalidArgumentException('nonce MUST be provided for implicit and hybrid flows'); |
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} |
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return $this->uriFactory->createUri($endpointUri) |
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->withQuery(\http_build_query($params)); |
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} |
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public function fetchTokenFromCode(OpenIDClient $client, string $code): array |
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{ |
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$claims = [ |
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'grant_type' => 'authorization_code', |
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'code' => $code, |
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'redirect_uri' => $client->getAuthRequest()->getRedirectUri(), |
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]; |
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$authMethod = $client->getAuthMethodFactory() |
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->create($client->getMetadata()->getTokenEndpointAuthMethod()); |
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$tokenRequest = $this->requestFactory->createRequest('POST', $client->getTokenEndpoint()) |
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->withHeader('content-type', 'application/x-www-form-urlencoded'); |
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$tokenRequest = $authMethod->createRequest($tokenRequest, $client, $claims); |
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try { |
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$response = $this->client->sendRequest($tokenRequest); |
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} catch (ClientExceptionInterface $e) { |
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throw new RuntimeException('Unable to get token response', 0, $e); |
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} |
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return parseMetadataResponse($response); |
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} |
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} |
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thomasvargiu /
php-openid-client
