Method downloadComponent

src/utilities/bcl/RemoteBCL.cpp:554–596

///////////////////////////////////////////////////////////////////////////

bool RemoteBCL::downloadComponent(const std::string& uid) {
  // Check for empty uid
  if (uid.empty()) {
    LOG(Error, "Error: No uid provided");
    return false;
  }

  // can't start another request until last one is done
  if (m_httpResponse && !m_httpResponse->is_done()) {
    LOG(Debug, "Cannot get mutex lock");
    return false;
  }

  m_downloadFile = std::make_unique<DownloadFile>(openstudio::filesystem::temp_directory_path() / toPath(uid + ".bcl"));
  if (!m_downloadFile->open()) {
    return false;
  }

  m_downloadUid = uid;
  // request.setRawHeader("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.56 Safari/537.17");
  auto client = getClient(remoteUrl(), m_timeOutSeconds);
  web::uri_builder builder(to_string_t("/api/component/download"));

  builder.append_query(to_string_t("uids"), to_string_t(uid));

  web::http::http_request msg(web::http::methods::GET);
  msg.headers().add(to_string_t("User-Agent"),
                    to_string_t("Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.56 Safari/537.17"));
  msg.set_request_uri(builder.to_string());

  // LOG(Debug, m_remoteUrl << builder.to_string());

  m_httpResponse = client.request(web::http::methods::GET, builder.to_string())
                     .then([](web::http::http_response resp) { return resp.extract_vector(); })
                     .then([this](const std::vector<unsigned char>& zip) {
                       m_downloadFile->write(zip);
                       m_downloadFile->flush();
                       m_downloadFile->close();
                     })
                     .then([this]() { onDownloadComplete(); });

  return true;
}

bool RemoteBCL::downloadMeasure(const std::string& uid) {
  return downloadComponent(uid);