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   1  <?php
   2  
   3  namespace OAuth\OAuth2\Service;
   4  
   5  use OAuth\Common\Http\Exception\TokenResponseException;
   6  use OAuth\Common\Http\Uri\Uri;
   7  use OAuth\OAuth2\Token\StdOAuth2Token;
   8  
   9  class Salesforce extends AbstractService
  10  {
  11      /**
  12       * Scopes.
  13       *
  14       * @var string
  15       */
  16      const   SCOPE_API = 'api';
  17      const   SCOPE_REFRESH_TOKEN = 'refresh_token';
  18  
  19      /**
  20       * {@inheritdoc}
  21       */
  22      public function getAuthorizationEndpoint()
  23      {
  24          return new Uri('https://login.salesforce.com/services/oauth2/authorize');
  25      }
  26  
  27      /**
  28       * {@inheritdoc}
  29       */
  30      public function getAccessTokenEndpoint()
  31      {
  32          return new Uri('https://login.salesforce.com/services/oauth2/token');
  33      }
  34  
  35      /**
  36       * {@inheritdoc}
  37       */
  38      protected function parseRequestTokenResponse($responseBody)
  39      {
  40          parse_str($responseBody, $data);
  41  
  42          if (null === $data || !is_array($data)) {
  43              throw new TokenResponseException('Unable to parse response.');
  44          } elseif (!isset($data['oauth_callback_confirmed']) || $data['oauth_callback_confirmed'] !== 'true') {
  45              throw new TokenResponseException('Error in retrieving token.');
  46          }
  47  
  48          return $this->parseAccessTokenResponse($responseBody);
  49      }
  50  
  51      /**
  52       * {@inheritdoc}
  53       */
  54      protected function parseAccessTokenResponse($responseBody)
  55      {
  56          $data = json_decode($responseBody, true);
  57  
  58          if (null === $data || !is_array($data)) {
  59              throw new TokenResponseException('Unable to parse response.');
  60          } elseif (isset($data['error'])) {
  61              throw new TokenResponseException('Error in retrieving token: "' . $data['error'] . '"');
  62          }
  63  
  64          $token = new StdOAuth2Token();
  65          $token->setAccessToken($data['access_token']);
  66          $token->setEndOfLife(StdOAuth2Token::EOL_UNKNOWN);
  67          unset($data['access_token']);
  68  
  69          if (isset($data['refresh_token'])) {
  70              $token->setRefreshToken($data['refresh_token']);
  71              unset($data['refresh_token']);
  72          }
  73  
  74          $token->setExtraParams($data);
  75  
  76          return $token;
  77      }
  78  
  79      /**
  80       * {@inheritdoc}
  81       */
  82      protected function getExtraOAuthHeaders()
  83      {
  84          return ['Accept' => 'application/json'];
  85      }
  86  }