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<?php |
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namespace Audiens\DoubleclickClient\authentication; |
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use Audiens\DoubleclickClient\CachableTrait; |
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use Audiens\DoubleclickClient\CacheableInterface; |
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use Audiens\DoubleclickClient\entity\BearerToken; |
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use Doctrine\Common\Cache\Cache; |
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use GuzzleHttp\ClientInterface; |
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class Oauth2ServiceAccountStrategy implements AuthStrategyInterface, CacheableInterface |
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{ |
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use CachableTrait; |
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public const NAME = 'oauth2_service_account'; |
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public const BASE_URL = 'https://www.googleapis.com/oauth2/v4/token'; |
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public const CACHE_NAMESPACE = 'oauth2_service_account'; |
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public const CACHE_EXPIRATION = 1800; |
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public const SCOPE = 'https://ddp.googleapis.com/api/ddp/'; |
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/** @var Cache */ |
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protected $cache; |
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/** @var JwtFactoryInterface */ |
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protected $jwtFactory; |
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/** @var ClientInterface */ |
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protected $client; |
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public function __construct(ClientInterface $clientInterface, Cache $cache, JwtFactoryInterface $jwtFactory) |
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{ |
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$this->cache = $cache; |
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$this->client = $clientInterface; |
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$this->jwtFactory = $jwtFactory; |
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$this->cacheEnabled = $cache instanceof Cache; |
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} |
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public function authenticate(bool $cache = true): BearerToken |
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{ |
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$cacheKey = self::CACHE_NAMESPACE.sha1($this->jwtFactory->getHash().self::BASE_URL); |
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if ($cache) { |
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if ($this->cache->contains($cacheKey)) { |
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return $this->cache->fetch($cacheKey); |
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} |
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} |
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$token = $this->jwtFactory->build(); |
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$body = 'grant_type='.urlencode('urn:ietf:params:oauth:grant-type:jwt-bearer').'&assertion='.$token; |
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$response = $this->client->request( |
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'POST', |
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self::BASE_URL, |
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[ |
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'body' => $body, |
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'headers' => ['Content-Type' => 'application/x-www-form-urlencoded'], |
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] |
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); |
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$bearerToken = BearerToken::fromArray(json_decode($response->getBody()->getContents(), true)); |
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$response->getBody()->rewind(); |
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if ($this->isCacheEnabled()) { |
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$this->cache->save($cacheKey, $bearerToken, self::CACHE_EXPIRATION); |
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} |
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return $bearerToken; |
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} |
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public function getSlug(): string |
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{ |
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return self::NAME; |
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} |
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} |
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Audiens /
doubleclick-client
