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#include "keyword_lang_matcher.hpp"
#include "indexer/search_delimiters.hpp"
#include "indexer/search_string_utils.hpp"
#include "base/stl_add.hpp"
#include "std/algorithm.hpp"
namespace search
{
KeywordLangMatcher::ScoreT::ScoreT() : m_langScore(numeric_limits<int>::min())
{
}
KeywordLangMatcher::ScoreT::ScoreT(KeywordMatcher::ScoreT const & score, int langScore)
: m_parentScore(score), m_langScore(langScore)
{
}
bool KeywordLangMatcher::ScoreT::operator <(KeywordLangMatcher::ScoreT const & score) const
{
if (m_parentScore < score.m_parentScore)
return true;
if (score.m_parentScore < m_parentScore)
return false;
if (m_langScore != score.m_langScore)
return m_langScore < score.m_langScore;
return m_parentScore.LessInTokensLength(score.m_parentScore);
}
void KeywordLangMatcher::SetLanguages(vector<vector<int8_t> > const & languagePriorities)
{
m_languagePriorities = languagePriorities;
}
void KeywordLangMatcher::SetLanguage(pair<int, int> const & ind, int8_t lang)
{
m_languagePriorities[ind.first][ind.second] = lang;
}
int8_t KeywordLangMatcher::GetLanguage(pair<int, int> const & ind) const
{
return m_languagePriorities[ind.first][ind.second];
}
int KeywordLangMatcher::GetLangScore(int8_t lang) const
{
int const prioritiesTiersCount = static_cast<int>(m_languagePriorities.size());
for (int i = 0; i < prioritiesTiersCount; ++i)
for (int j = 0; j < m_languagePriorities[i].size(); ++j)
if (m_languagePriorities[i][j] == lang)
return -i; // All languages in the same tier are equal.
return -prioritiesTiersCount;
}
KeywordLangMatcher::ScoreT KeywordLangMatcher::Score(int8_t lang, string const & name) const
{
return ScoreT(m_keywordMatcher.Score(name), GetLangScore(lang));
}
KeywordLangMatcher::ScoreT KeywordLangMatcher::Score(int8_t lang, StringT const & name) const
{
return ScoreT(m_keywordMatcher.Score(name), GetLangScore(lang));
}
KeywordLangMatcher::ScoreT KeywordLangMatcher::Score(int8_t lang,
StringT const * tokens, size_t count) const
{
return ScoreT(m_keywordMatcher.Score(tokens, count), GetLangScore(lang));
}
string DebugPrint(KeywordLangMatcher::ScoreT const & score)
{
ostringstream ss;
ss << "KLM::ScoreT(" << DebugPrint(score.m_parentScore) << ", LS=" << score.m_langScore << ")";
return ss.str();
}
} // namespace search
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