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   1  <?php
   2  
   3  namespace OAuth\Common\Service;
   4  
   5  use OAuth\Common\Consumer\CredentialsInterface;
   6  use OAuth\Common\Http\Client\ClientInterface;
   7  use OAuth\Common\Http\Uri\Uri;
   8  use OAuth\Common\Http\Uri\UriInterface;
   9  use OAuth\Common\Exception\Exception;
  10  use OAuth\Common\Storage\TokenStorageInterface;
  11  
  12  /**
  13   * Abstract OAuth service, version-agnostic
  14   */
  15  abstract class AbstractService implements ServiceInterface
  16  {
  17      /** @var Credentials */
  18      protected $credentials;
  19  
  20      /** @var ClientInterface */
  21      protected $httpClient;
  22  
  23      /** @var TokenStorageInterface */
  24      protected $storage;
  25  
  26      /**
  27       * @param Credentials           $credentials
  28       * @param ClientInterface       $httpClient
  29       * @param TokenStorageInterface $storage
  30       */
  31      public function __construct(
  32          CredentialsInterface $credentials,
  33          ClientInterface $httpClient,
  34          TokenStorageInterface $storage
  35      ) {
  36          $this->credentials = $credentials;
  37          $this->httpClient = $httpClient;
  38          $this->storage = $storage;
  39      }
  40  
  41      /**
  42       * @param UriInterface|string $path
  43       * @param UriInterface        $baseApiUri
  44       *
  45       * @return UriInterface
  46       *
  47       * @throws Exception
  48       */
  49      protected function determineRequestUriFromPath($path, UriInterface $baseApiUri = null)
  50      {
  51          if ($path instanceof UriInterface) {
  52              $uri = $path;
  53          } elseif (stripos($path, 'http://') === 0 || stripos($path, 'https://') === 0) {
  54              $uri = new Uri($path);
  55          } else {
  56              if (null === $baseApiUri) {
  57                  throw new Exception(
  58                      'An absolute URI must be passed to ServiceInterface::request as no baseApiUri is set.'
  59                  );
  60              }
  61  
  62              $uri = clone $baseApiUri;
  63              if (false !== strpos($path, '?')) {
  64                  $parts = explode('?', $path, 2);
  65                  $path = $parts[0];
  66                  $query = $parts[1];
  67                  $uri->setQuery($query);
  68              }
  69  
  70              if ($path[0] === '/') {
  71                  $path = substr($path, 1);
  72              }
  73  
  74              $uri->setPath($uri->getPath() . $path);
  75          }
  76  
  77          return $uri;
  78      }
  79  
  80      /**
  81       * Accessor to the storage adapter to be able to retrieve tokens
  82       *
  83       * @return TokenStorageInterface
  84       */
  85      public function getStorage()
  86      {
  87          return $this->storage;
  88      }
  89  
  90      /**
  91       * @return string
  92       */
  93      public function service()
  94      {
  95          // get class name without backslashes
  96          $classname = get_class($this);
  97  
  98          return preg_replace('/^.*\\\\/', '', $classname);
  99      }
 100  }