Method SetQuery

libs/search/processor.cpp:219–273

}

void Processor::SetQuery(string const & query, bool categorialRequest /* = false */)
{
  LOG(LDEBUG, ("query:", query, "isCategorial:", categorialRequest));

  m_query.m_query = query;
  m_query.m_tokens.clear();
  m_query.m_prefix.clear();

  // Following code splits input query by delimiters except hash tags
  // first, and then splits result tokens by hashtags. The goal is to
  // retrieve all tokens that start with a single hashtag and leave
  // them as is.

  Delimiters delims;
  auto normalizedQuery = NormalizeAndSimplifyString(query);
  PreprocessBeforeTokenization(normalizedQuery);
  SplitUniString(normalizedQuery, base::MakeBackInsertFunctor(m_query.m_tokens), delims);

  static_assert(kMaxNumTokens > 0, "");
  size_t const maxTokensCount = kMaxNumTokens - 1;
  if (m_query.m_tokens.size() > maxTokensCount)
  {
    m_query.m_tokens.resize(maxTokensCount);
  }
  else
  {
    // Assign the last parsed token to prefix.
    if (!m_query.m_tokens.empty() && !delims(normalizedQuery.back()))
    {
      m_query.m_prefix.swap(m_query.m_tokens.back());
      m_query.m_tokens.pop_back();
    }
  }

  QuerySliceOnRawStrings const tokenSlice(m_query.m_tokens, m_query.m_prefix);

  // Get preferred types to show in results.
  m_preferredTypes.clear();
  m_isCategorialRequest = categorialRequest;

  FillCategories(tokenSlice, GetCategoryLocales(), m_categories, m_preferredTypes);

  if (ftypes::IsNationalCuisineChecker::Instance()(m_preferredTypes))
    m_isCategorialRequest = true;
  
  if (!m_isCategorialRequest)
  {
    // Assign tokens and prefix to scorer.
    m_keywordsScorer.SetKeywords(m_query);

    ForEachCategoryType(tokenSlice, [&](size_t, uint32_t t) { m_preferredTypes.push_back(t); });
  }

  base::SortUnique(m_preferredTypes);
}

m2::PointD Processor::GetPivotPoint(bool viewportSearch) const
{