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   1  <?php
   2  
   3  namespace OAuth\OAuth2\Service;
   4  
   5  use OAuth\OAuth2\Token\StdOAuth2Token;
   6  use OAuth\Common\Http\Exception\TokenResponseException;
   7  use OAuth\Common\Http\Uri\Uri;
   8  use OAuth\Common\Consumer\CredentialsInterface;
   9  use OAuth\Common\Http\Client\ClientInterface;
  10  use OAuth\Common\Storage\TokenStorageInterface;
  11  use OAuth\Common\Http\Uri\UriInterface;
  12  
  13  class Yammer extends AbstractService
  14  {
  15      public function __construct(
  16          CredentialsInterface $credentials,
  17          ClientInterface $httpClient,
  18          TokenStorageInterface $storage,
  19          $scopes = array(),
  20          UriInterface $baseApiUri = null
  21      ) {
  22          parent::__construct($credentials, $httpClient, $storage, $scopes, $baseApiUri);
  23  
  24          if (null === $baseApiUri) {
  25              $this->baseApiUri = new Uri('https://www.yammer.com/api/v1/');
  26          }
  27      }
  28  
  29      /**
  30       * {@inheritdoc}
  31       */
  32      public function getAuthorizationEndpoint()
  33      {
  34          return new Uri('https://www.yammer.com/dialog/oauth');
  35      }
  36  
  37      /**
  38       * {@inheritdoc}
  39       */
  40      public function getAccessTokenEndpoint()
  41      {
  42          return new Uri('https://www.yammer.com/oauth2/access_token.json');
  43      }
  44  
  45      /**
  46       * {@inheritdoc}
  47       */
  48      public function getAuthorizationMethod()
  49      {
  50          return static::AUTHORIZATION_METHOD_HEADER_BEARER;
  51      }
  52  
  53      /**
  54       * {@inheritdoc}
  55       */
  56      protected function parseAccessTokenResponse($responseBody)
  57      {
  58          $data = json_decode($responseBody, true);
  59  
  60          if (null === $data || !is_array($data)) {
  61              throw new TokenResponseException('Unable to parse response.');
  62          } elseif (isset($data['error'])) {
  63              throw new TokenResponseException('Error in retrieving token: "' . $data['error'] . '"');
  64          }
  65  
  66          $token = new StdOAuth2Token();
  67          $token->setAccessToken($data['access_token']['token']);
  68          $token->setLifetime($data['access_token']['expires_at']);
  69  
  70          if (isset($data['refresh_token'])) {
  71              $token->setRefreshToken($data['refresh_token']);
  72              unset($data['refresh_token']);
  73          }
  74  
  75          unset($data['access_token']);
  76          unset($data['expires_in']);
  77  
  78          $token->setExtraParams($data);
  79  
  80          return $token;
  81      }
  82  }