Method Search

libs/search/processor.cpp:518–609

}

void Processor::Search(SearchParams params)
{
  /// @DebugNote
  // Comment this line to run search in a debugger.
  SetDeadline(chrono::steady_clock::now() + params.m_timeout);

  if (params.m_onStarted)
    params.m_onStarted();

  // IsCancelled is not enough here because it depends on PreRanker being initialized.
  if (IsCancelled() && CancellationStatus() == base::Cancellable::Status::CancelCalled)
  {
    Results results;
    results.SetEndMarker(true /* isCancelled */);
    params.m_onResults(std::move(results));
    return;
  }

  m_emitter.Init(std::move(params.m_onResults));

  bool const viewportSearch = params.m_mode == Mode::Viewport;

  auto const & viewport = params.m_viewport;
  ASSERT(viewport.IsValid(), ());

  m_position = params.m_position;

  SetInputLocale(params.m_inputLocale);

  SetQuery(params.m_query, params.m_categorialRequest);
  SetViewport(viewport);

  // Used to store the earliest available cancellation status:
  // if the search has been cancelled, we need to pinpoint the reason
  // for cancellation and a further call to CancellationStatus() may
  // return a different result.
  auto cancellationStatus = base::Cancellable::Status::Active;

  switch (params.m_mode)
  {
  case Mode::Everywhere:  // fallthrough
  case Mode::Viewport:    // fallthrough
  case Mode::Downloader:
  {
    Geocoder::Params geocoderParams;
    InitGeocoder(geocoderParams, params);
    InitPreRanker(geocoderParams, params);
    InitRanker(geocoderParams, params);

    try
    {
      if (!SearchCoordinates() && !SearchDebug())
      {
        SearchPlusCode();
        SearchPostcode();
        if (viewportSearch)
        {
          m_geocoder.GoInViewport();