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   1  <?php
   2  
   3  namespace OAuth\OAuth1\Service;
   4  
   5  use OAuth\OAuth1\Signature\SignatureInterface;
   6  use OAuth\OAuth1\Token\StdOAuth1Token;
   7  use OAuth\Common\Http\Exception\TokenResponseException;
   8  use OAuth\Common\Http\Uri\Uri;
   9  use OAuth\Common\Consumer\CredentialsInterface;
  10  use OAuth\Common\Http\Uri\UriInterface;
  11  use OAuth\Common\Storage\TokenStorageInterface;
  12  use OAuth\Common\Http\Client\ClientInterface;
  13  
  14  class Flickr extends AbstractService
  15  {
  16      
  17      public function __construct(
  18          CredentialsInterface $credentials,
  19          ClientInterface $httpClient,
  20          TokenStorageInterface $storage,
  21          SignatureInterface $signature,
  22          UriInterface $baseApiUri = null
  23      ) {
  24          parent::__construct($credentials, $httpClient, $storage, $signature, $baseApiUri);
  25          if ($baseApiUri === null) {
  26              $this->baseApiUri = new Uri('https://api.flickr.com/services/rest/');
  27          }
  28      }
  29      
  30      public function getRequestTokenEndpoint()
  31      {
  32          return new Uri('https://www.flickr.com/services/oauth/request_token');
  33      }
  34      
  35      public function getAuthorizationEndpoint()
  36      {
  37          return new Uri('https://www.flickr.com/services/oauth/authorize');
  38      }
  39      
  40      public function getAccessTokenEndpoint()
  41      {
  42          return new Uri('https://www.flickr.com/services/oauth/access_token');
  43      }
  44      
  45      protected function parseRequestTokenResponse($responseBody)
  46      {
  47          parse_str($responseBody, $data);
  48          if (null === $data || !is_array($data)) {
  49              throw new TokenResponseException('Unable to parse response.');
  50          } elseif (!isset($data['oauth_callback_confirmed']) || $data['oauth_callback_confirmed'] != 'true') {
  51              throw new TokenResponseException('Error in retrieving token.');
  52          }
  53          return $this->parseAccessTokenResponse($responseBody);
  54      }
  55      
  56      protected function parseAccessTokenResponse($responseBody)
  57      {
  58          parse_str($responseBody, $data);
  59          if ($data === null || !is_array($data)) {
  60              throw new TokenResponseException('Unable to parse response.');
  61          } elseif (isset($data['error'])) {
  62              throw new TokenResponseException('Error in retrieving token: "' . $data['error'] . '"');
  63          }
  64          
  65          $token = new StdOAuth1Token();
  66          $token->setRequestToken($data['oauth_token']);
  67          $token->setRequestTokenSecret($data['oauth_token_secret']);
  68          $token->setAccessToken($data['oauth_token']);
  69          $token->setAccessTokenSecret($data['oauth_token_secret']);
  70          $token->setEndOfLife(StdOAuth1Token::EOL_NEVER_EXPIRES);
  71          unset($data['oauth_token'], $data['oauth_token_secret']);
  72          $token->setExtraParams($data);
  73          
  74          return $token;
  75      }
  76      
  77      public function request($path, $method = 'GET', $body = null, array $extraHeaders = array())
  78      {
  79          $uri = $this->determineRequestUriFromPath('/', $this->baseApiUri);
  80          $uri->addToQuery('method', $path);
  81          
  82          $token = $this->storage->retrieveAccessToken($this->service());
  83          $extraHeaders = array_merge($this->getExtraApiHeaders(), $extraHeaders);
  84          $authorizationHeader = array(
  85              'Authorization' => $this->buildAuthorizationHeaderForAPIRequest($method, $uri, $token, $body)
  86          );
  87          $headers = array_merge($authorizationHeader, $extraHeaders);
  88          
  89          return $this->httpClient->retrieveResponse($uri, $body, $headers, $method);
  90      }
  91  }