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src/lib/socialAuth/OAuth/socialAuthOAuth20Facebook.class.php 5.68 KB
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  <?php
  
  /**
   * socialAuthOAuth20Facebook Class
   *
   * @author		Roman
   * @version         1.0.20111010
   */
  class socialAuthOAuth20Facebook extends socialAuthOAuth20
  {
      ///////////////////////////////////////////////////////////////////////////
  
      public function __construct( $settings )
      {
          $this->settings = $settings;
      }
      
      ///////////////////////////////////////////////////////////////////////////
  
      // inherits: init()
      // inherits: authorize()
      // inherits: accessToken()
      // inherits: fetchProfileInfo()
      // inherits: getProfileInfo()
  
      ///////////////////////////////////////////////////////////////////////////    
  
      protected function accessToken()
      {
          if( !isset($_GET['state']) || !isset($_SESSION['state']) || trim($_GET['state'])!=$_SESSION['state'] )
          {
              //throw new kException( 'CSRF attack was detected.' );
              throw new kException( core::i18n( 'w23_error_unknown' ) );
          }
      
          @$response = file_get_contents($this->settings['access_token_uri'].
                          '?client_id='.$this->settings['client_id'].
                          '&client_secret='.$this->settings['client_secret'].
                          '&redirect_uri='.urlencode($this->settings['redirect_uri']).
                          '&code='.trim( $_GET['code'] )
                          );
          $data = null;
  
          parse_str($response, $data);    
  
          if( isset($data['error']) || !isset($data['access_token']) )
          {
              if( isset($data['error_description']) && strlen($data['error_description'])>0 )
              {
                  $data['error_description'] = trim($data['error_description']);
  
                  if( $data['error_description']=='The user denied your request.' )
                  {
                      $message = core::i18n( 'w23_error_oauth_user_denied' );
                  }
                  else
                  {
                      $message = $data['error_description'];
                  }
              }
              else
              {
                  $message = core::i18n( 'w23_error_unknown' );
              }
  
              throw new kException( $message );
          }
          
          return $data;
      }
  
      ///////////////////////////////////////////////////////////////////////////    
  
      protected function fetchProfileInfo( $data = array() )
      {   
          $data = json_decode(
                      file_get_contents(
                          $this->settings['profile_uri'].'?access_token='.trim( $data['access_token'] ) 
                          ), true
                      );
      
          if( isset($data['error']) || empty($data) )
          {
              throw new kException( ( isset($data['error_description']) && strlen($data['error_description'])>0 ? trim($data['error_description']) : core::i18n( 'w23_error_unknown' ) ) );
          }
                      
          return $data;
      }
          
      ///////////////////////////////////////////////////////////////////////////    
      
      protected function getProfileInfo( $data = array() )
      {   
          if( empty($data) )
          {
              return false;
          }
          
          $user = array(
              'id'        => $data['id'],
              'login'     => ( isset($data['username']) ? $data['username'] : 'id'.$data['id'] ),
              'email'     => ( isset($data['username']) ? $data['username'] : 'id'.$data['id'] ).'@facebook.com',
              'name'      => ( isset($data['name']) ? $data['name'] : ( isset($data['username']) ? $data['username'] : 'id'.$data['id'] ) ),
              );
  
          return 
              socialAuth::userLoginOrRegisterIfNotExists( 
                  array(   
                      'login'         => 'facebook__'.$user['login'],
                      'email'         => $user['email'],
                      'name'          => $user['name'],
                      'bithday'       => ( isset($data['birthday']) ? date( 'Y-m-d', strtotime($data['birthday']) ) : null ),
                      'gender'        => ( isset($data['gender']) && in_array( $data['gender'], array('male','female') ) ? ( $data['gender']=='male' ? 1 : 0 ) : null ),
                      'region_id'     => null,
                      'about_me'      => ( isset($data['bio']) ? $data['bio'] : null ),
                      'interests'     => null,
                      'vote'          => null,
                      'contact_icq'   => null,
                      'options'       => etc::arr2hstore( 
                                              array( 
                                                  'is_social'     => 1,
                                                  'id'            => $user['id'],
                                                  'login'         => $user['login'],
                                                  'first_name'    => ( isset($data['first_name']) ? $data['first_name'] : '' ),
                                                  'last_name'     => ( isset($data['last_name']) ? $data['last_name'] : '' ),
                                                  'name'          => ( isset($data['name']) ? $data['name'] : '' ),
                                                  'location'      => ( isset($data['location']['name']) ? $data['location']['name'] : '' ),
                                                  'timezone'      => ( isset($data['timezone']) ? $data['timezone'] : '' ),
                                                  'lang'          => ( isset($data['locale']) ? $data['locale'] : '' ),
                                                  )
                                              ),
                                              
                      )                           
                  );
      }
      
      ///////////////////////////////////////////////////////////////////////////    
  }