drupal_http_request() ignore invalid certificates

common.inc

    case 'https':
      // Note: Only works when PHP is compiled with OpenSSL support.
      $port = isset($uri['port']) ? $uri['port'] : 443;
      $socket = 'ssl://' . $uri['host'] . ':' . $port;
      $options['headers']['Host'] = $uri['host'] . ($port != 443 ? ':' . $port : '');

      if (empty($options['context'])) {
        $options['context'] = stream_context_create();
      }
      stream_context_set_option($options['context'], 'ssl', 'verify_host', false);
      stream_context_set_option($options['context'], 'ssl', 'verify_peer', false);
      stream_context_set_option($options['context'], 'ssl', 'verify_peer_name', false);
      stream_context_set_option($options['context'], 'ssl', 'allow_self_signed', true);
      break;