function fb_permission_access_perms in Drupal for Facebook 7.3

File

contrib/fb_permission.module, line 19

Code pertaining to Facebook's extended permissions. see http://wiki.developers.facebook.com/index.php/Extended_permissions

Code

function fb_permission_access_perms($perms) {
  if (is_string($perms)) {
    $perms = explode(',', $perms);
  }
  $count = 0;
  extract(fb_vars());
  if ($fbu) {
    try {
      $api_data = fb_api('me/permissions');
      $granted = $api_data['data'][0];
      foreach ($perms as $perm) {
        if (empty($granted[$perm]) || !$granted[$perm]) {
          $auth_url = url('http://www.facebook.com/dialog/oauth/', array(
            'query' => array(
              'scope' => implode(',', $perms),
              'client_id' => $fb_app->id,
              'redirect_uri' => url(request_path(), array(
                'absolute' => TRUE,
              )),
              'response_type' => 'token',
            ),
            'absolute' => TRUE,
          ));
          drupal_set_message(t('Additional permissions are required. <a href="!url">Grant permissions to continue</a>.', array(
            '!url' => $auth_url,
          )), 'error');
          $GLOBALS['_fb_permission_extra_perms'] = $perms;
          return FALSE;
        }
        else {
          $count++;
        }
      }
    } catch (Exception $e) {
      fb_log_exception($e, __FUNCTION__);
    }
  }
  else {

    // User not connected.
    // Ensure all connect buttons on this page include these perms.
    $GLOBALS['_fb_permission_extra_perms'] = $perms;
    drupal_set_message(t('Facebook Connect is required. !login_button', array(
      '!login_button' => theme('fb_login_button', array(
        'text' => t('Connect to continue'),
      )),
    )), 'error');
  }
  return $count == count($perms);
}