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#include "generator/dumper.hpp"
#include "search/search_index_values.hpp"
#include "search/search_trie.hpp"
#include "indexer/classificator.hpp"
#include "indexer/feature_processor.hpp"
#include "indexer/trie_reader.hpp"
#include "indexer/search_delimiters.hpp"
#include "indexer/search_string_utils.hpp"
#include "coding/multilang_utf8_string.hpp"
#include "base/logging.hpp"
#include "std/algorithm.hpp"
#include "std/bind.hpp"
#include "std/functional.hpp"
#include "std/iostream.hpp"
#include "std/map.hpp"
#include "std/vector.hpp"
namespace
{
template <typename TValue>
struct SearchTokensCollector
{
SearchTokensCollector() : m_currentS(), m_currentCount(0) {}
void operator()(strings::UniString const & s, TValue const & /* value */)
{
if (m_currentS != s)
{
if (m_currentCount > 0)
m_tokens.emplace_back(m_currentCount, m_currentS);
m_currentS = s;
m_currentCount = 0;
}
++m_currentCount;
}
void Finish()
{
if (m_currentCount > 0)
m_tokens.emplace_back(m_currentCount, m_currentS);
sort(m_tokens.begin(), m_tokens.end(), greater<pair<uint32_t, strings::UniString>>());
}
vector<pair<uint32_t, strings::UniString>> m_tokens;
strings::UniString m_currentS;
uint32_t m_currentCount;
};
} // namespace
namespace feature
{
class TypesCollector
{
vector<uint32_t> m_currFeatureTypes;
public:
typedef map<vector<uint32_t>, size_t> value_type;
value_type m_stats;
size_t m_namesCount;
size_t m_totalCount;
TypesCollector() : m_namesCount(0), m_totalCount(0) {}
void operator()(FeatureType & f, uint32_t)
{
++m_totalCount;
string s1, s2;
f.GetPreferredNames(false /* allowTranslit */, s1, s2);
if (!s1.empty())
++m_namesCount;
m_currFeatureTypes.clear();
f.ForEachType([this](uint32_t type)
{
m_currFeatureTypes.push_back(type);
});
CHECK(!m_currFeatureTypes.empty(), ("Feature without any type???"));
auto found = m_stats.insert(make_pair(m_currFeatureTypes, 1));
if (!found.second)
found.first->second++;
}
};
template <class T>
static bool SortFunc(T const & first, T const & second)
{
return first.second > second.second;
}
void DumpTypes(string const & fPath)
{
TypesCollector doClass;
feature::ForEachFromDat(fPath, doClass);
typedef pair<vector<uint32_t>, size_t> stats_elem_type;
typedef vector<stats_elem_type> vec_to_sort;
vec_to_sort vecToSort(doClass.m_stats.begin(), doClass.m_stats.end());
sort(vecToSort.begin(), vecToSort.end(), &SortFunc<stats_elem_type>);
for (vec_to_sort::iterator it = vecToSort.begin(); it != vecToSort.end(); ++it)
{
cout << it->second << " ";
for (size_t i = 0; i < it->first.size(); ++i)
cout << classif().GetFullObjectName(it->first[i]) << " ";
cout << endl;
}
cout << "Total features: " << doClass.m_totalCount << endl;
cout << "Features with names: " << doClass.m_namesCount << endl;
}
///////////////////////////////////////////////////////////////////
typedef map<int8_t, map<strings::UniString, pair<unsigned int, string> > > TokensContainerT;
class PrefixesCollector
{
public:
TokensContainerT m_stats;
bool operator()(int8_t langCode, string const & name)
{
CHECK(!name.empty(), ("Feature name is empty"));
vector<strings::UniString> tokens;
search::SplitUniString(search::NormalizeAndSimplifyString(name),
MakeBackInsertFunctor(tokens), search::Delimiters());
if (tokens.empty())
return true;
for (size_t i = 1; i < tokens.size(); ++i)
{
strings::UniString s;
for (size_t numTokens = 0; numTokens < i; ++numTokens)
{
s.append(tokens[numTokens].begin(), tokens[numTokens].end());
s.push_back(' ');
}
pair<TokensContainerT::mapped_type::iterator, bool> found =
m_stats[langCode].insert(make_pair(s, make_pair(1U, name)));
if (!found.second)
found.first->second.first++;
}
return true;
}
void operator()(FeatureType & f, uint32_t)
{
f.ForEachName(*this);
}
};
static size_t const MIN_OCCURRENCE = 3;
void Print(int8_t langCode, TokensContainerT::mapped_type const & container)
{
typedef pair<strings::UniString, pair<unsigned int, string> > NameElemT;
typedef vector<NameElemT> VecToSortT;
VecToSortT v(container.begin(), container.end());
sort(v.begin(), v.end(), &SortFunc<NameElemT>);
// do not display prefixes with low occurrences
if (v[0].second.first > MIN_OCCURRENCE)
{
cout << "Language code: " << StringUtf8Multilang::GetLangByCode(langCode) << endl;
for (VecToSortT::iterator it = v.begin(); it != v.end(); ++it)
{
if (it->second.first <= MIN_OCCURRENCE)
break;
cout << it->second.first << " " << strings::ToUtf8(it->first);
cout << " \"" << it->second.second << "\"" << endl;
}
}
}
void DumpPrefixes(string const & fPath)
{
PrefixesCollector doClass;
feature::ForEachFromDat(fPath, doClass);
for (TokensContainerT::iterator it = doClass.m_stats.begin();
it != doClass.m_stats.end(); ++it)
{
Print(it->first, it->second);
}
}
void DumpSearchTokens(string const & fPath, size_t maxTokensToShow)
{
using TValue = FeatureIndexValue;
FilesContainerR container(make_unique<FileReader>(fPath));
feature::DataHeader header(container);
serial::CodingParams codingParams(trie::GetCodingParams(header.GetDefCodingParams()));
auto const trieRoot = trie::ReadTrie<ModelReaderPtr, ValueList<TValue>>(
container.GetReader(SEARCH_INDEX_FILE_TAG), SingleValueSerializer<TValue>(codingParams));
SearchTokensCollector<TValue> f;
trie::ForEachRef(*trieRoot, f, strings::UniString());
f.Finish();
for (size_t i = 0; i < min(maxTokensToShow, f.m_tokens.size()); ++i)
{
auto const & s = f.m_tokens[i].second;
cout << f.m_tokens[i].first << " " << strings::ToUtf8(s) << endl;
}
}
void DumpFeatureNames(string const & fPath, string const & lang)
{
int8_t const langIndex = StringUtf8Multilang::GetLangIndex(lang);
auto printName = [&](int8_t langCode, string const & name) -> bool
{
CHECK(!name.empty(), ("Feature name is empty"));
if (langIndex == StringUtf8Multilang::kUnsupportedLanguageCode)
cout << StringUtf8Multilang::GetLangByCode(langCode) << ' ' << name << endl;
else if (langCode == langIndex)
cout << name << endl;
return true;
};
feature::ForEachFromDat(fPath, [&](FeatureType & f, uint32_t)
{
f.ForEachName(printName);
});
}
} // namespace feature
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