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   1  <?php
   2  
   3  namespace OAuth\OAuth2\Service;
   4  
   5  use OAuth\Common\Consumer\CredentialsInterface;
   6  use OAuth\Common\Http\Client\ClientInterface;
   7  use OAuth\Common\Http\Exception\TokenResponseException;
   8  use OAuth\Common\Http\Uri\Uri;
   9  use OAuth\Common\Http\Uri\UriInterface;
  10  use OAuth\Common\Storage\TokenStorageInterface;
  11  use OAuth\OAuth2\Token\StdOAuth2Token;
  12  
  13  /**
  14   * PayPal service.
  15   *
  16   * @author Flávio Heleno <flaviohbatista@gmail.com>
  17   *
  18   * @see https://developer.paypal.com/webapps/developer/docs/integration/direct/log-in-with-paypal/detailed/
  19   */
  20  class Paypal extends AbstractService
  21  {
  22      /**
  23       * Defined scopes.
  24       *
  25       * @see https://developer.paypal.com/webapps/developer/docs/integration/direct/log-in-with-paypal/detailed/
  26       * @see  #attributes
  27       */
  28      const SCOPE_OPENID = 'openid';
  29      const SCOPE_PROFILE = 'profile';
  30      const SCOPE_PAYPALATTRIBUTES = 'https://uri.paypal.com/services/paypalattributes';
  31      const SCOPE_EMAIL = 'email';
  32      const SCOPE_ADDRESS = 'address';
  33      const SCOPE_PHONE = 'phone';
  34      const SCOPE_EXPRESSCHECKOUT = 'https://uri.paypal.com/services/expresscheckout';
  35  
  36      public function __construct(
  37          CredentialsInterface $credentials,
  38          ClientInterface $httpClient,
  39          TokenStorageInterface $storage,
  40          $scopes = [],
  41          ?UriInterface $baseApiUri = null
  42      ) {
  43          parent::__construct($credentials, $httpClient, $storage, $scopes, $baseApiUri);
  44  
  45          if (null === $baseApiUri) {
  46              $this->baseApiUri = new Uri('https://api.paypal.com/v1/');
  47          }
  48      }
  49  
  50      /**
  51       * {@inheritdoc}
  52       */
  53      public function getAuthorizationEndpoint()
  54      {
  55          return new Uri('https://www.paypal.com/webapps/auth/protocol/openidconnect/v1/authorize');
  56      }
  57  
  58      /**
  59       * {@inheritdoc}
  60       */
  61      public function getAccessTokenEndpoint()
  62      {
  63          return new Uri('https://api.paypal.com/v1/identity/openidconnect/tokenservice');
  64      }
  65  
  66      /**
  67       * {@inheritdoc}
  68       */
  69      protected function getAuthorizationMethod()
  70      {
  71          return static::AUTHORIZATION_METHOD_HEADER_BEARER;
  72      }
  73  
  74      /**
  75       * {@inheritdoc}
  76       */
  77      protected function parseAccessTokenResponse($responseBody)
  78      {
  79          $data = json_decode($responseBody, true);
  80  
  81          if (null === $data || !is_array($data)) {
  82              throw new TokenResponseException('Unable to parse response.');
  83          } elseif (isset($data['message'])) {
  84              throw new TokenResponseException('Error in retrieving token: "' . $data['message'] . '"');
  85          } elseif (isset($data['name'])) {
  86              throw new TokenResponseException('Error in retrieving token: "' . $data['name'] . '"');
  87          }
  88  
  89          $token = new StdOAuth2Token();
  90          $token->setAccessToken($data['access_token']);
  91          $token->setLifeTime($data['expires_in']);
  92  
  93          if (isset($data['refresh_token'])) {
  94              $token->setRefreshToken($data['refresh_token']);
  95              unset($data['refresh_token']);
  96          }
  97  
  98          unset($data['access_token'], $data['expires_in']);
  99  
 100          $token->setExtraParams($data);
 101  
 102          return $token;
 103      }
 104  }