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#include "generator/descriptions_section_builder.hpp"
#include "generator/utils.hpp"
#include "platform/platform.hpp"
#include "base/string_utils.hpp"
#include "defines.hpp"
#include <fstream>
#include <iterator>
#include <limits>
#include <sstream>
#include <utility>
namespace
{
bool IsValidDir(std::string const & path)
{
return Platform::IsFileExistsByFullPath(path) && Platform::IsDirectory(path);
}
std::string GetFileName(std::string path)
{
base::GetNameFromFullPath(path);
return path;
}
} // namespace
namespace generator
{
WikidataHelper::WikidataHelper(std::string const & mwmPath, std::string const & idToWikidataPath)
: m_mwmPath(mwmPath)
, m_idToWikidataPath(idToWikidataPath)
{
std::string const osmIdsToFeatureIdsPath = m_mwmPath + OSM2FEATURE_FILE_EXTENSION;
if (!ParseFeatureIdToOsmIdMapping(osmIdsToFeatureIdsPath, m_featureIdToOsmId))
LOG(LCRITICAL, ("Error parse OsmIdToFeatureId mapping."));
std::ifstream stream;
stream.exceptions(std::fstream::failbit | std::fstream::badbit);
stream.open(m_idToWikidataPath);
stream.exceptions(std::fstream::badbit);
uint64_t id;
std::string wikidataId;
while (stream)
{
stream >> id >> wikidataId;
strings::Trim(wikidataId);
m_osmIdToWikidataId.emplace(base::GeoObjectId(id), wikidataId);
}
}
std::optional<std::string> WikidataHelper::GetWikidataId(uint32_t featureId) const
{
auto const itFeatureIdToOsmId = m_featureIdToOsmId.find(featureId);
if (itFeatureIdToOsmId == std::end(m_featureIdToOsmId))
return {};
auto const osmId = itFeatureIdToOsmId->second;
auto const itOsmIdToWikidataId = m_osmIdToWikidataId.find(osmId);
return itOsmIdToWikidataId == std::end(m_osmIdToWikidataId) ? std::optional<std::string>()
: itOsmIdToWikidataId->second;
}
std::string DescriptionsCollectionBuilderStat::LangStatisticsToString() const
{
std::stringstream stream;
stream << "Language statistics - ";
if (m_langsStat.empty())
stream << "(empty)";
for (size_t code = 0; code < m_langsStat.size(); ++code)
{
if (m_langsStat[code] == 0)
continue;
stream << StringUtf8Multilang::GetLangByCode(static_cast<int8_t>(code))
<< ":" << m_langsStat[code] << " ";
}
return stream.str();
}
DescriptionsCollectionBuilder::DescriptionsCollectionBuilder(std::string const & wikipediaDir,
std::string const & mwmFile,
std::string const & idToWikidataPath)
: m_wikidataHelper(mwmFile, idToWikidataPath), m_wikipediaDir(wikipediaDir), m_mwmFile(mwmFile) {}
DescriptionsCollectionBuilder::DescriptionsCollectionBuilder(std::string const & wikipediaDir,
std::string const & mwmFile)
: m_wikipediaDir(wikipediaDir), m_mwmFile(mwmFile) {}
// static
std::string DescriptionsCollectionBuilder::MakePathForWikipedia(std::string const & wikipediaDir,
std::string wikipediaUrl)
{
strings::Trim(wikipediaUrl);
strings::ReplaceFirst(wikipediaUrl, "http://", "");
strings::ReplaceFirst(wikipediaUrl, "https://", "");
if (strings::EndsWith(wikipediaUrl, "/"))
wikipediaUrl.pop_back();
return base::JoinPath(wikipediaDir, wikipediaUrl);
}
// static
std::string DescriptionsCollectionBuilder::MakePathForWikidata(std::string const & wikipediaDir,
std::string wikidataId)
{
return base::JoinPath(wikipediaDir, "wikidata", wikidataId);
}
// static
size_t DescriptionsCollectionBuilder::FillStringFromFile(std::string const & fullPath, int8_t code,
StringUtf8Multilang & str)
{
std::fstream stream;
stream.exceptions(std::fstream::failbit | std::fstream::badbit);
stream.open(fullPath);
std::string content((std::istreambuf_iterator<char>(stream)), std::istreambuf_iterator<char>());
auto const contentSize = content.size();
if (contentSize != 0)
str.AddString(code, std::move(content));
return contentSize;
}
std::optional<size_t> DescriptionsCollectionBuilder::FindPageAndFill(std::string path,
StringUtf8Multilang & str)
{
if (!IsValidDir(path))
{
LOG(LWARNING, ("Directory", path, "not found."));
return {};
}
size_t size = 0;
Platform::FilesList filelist;
Platform::GetFilesByExt(path, ".html", filelist);
for (auto const & entry : filelist)
{
auto const filename = GetFileName(entry);
auto const lang = base::FilenameWithoutExt(filename);
auto const code = StringUtf8Multilang::GetLangIndex(lang);
if (code == StringUtf8Multilang::kUnsupportedLanguageCode)
{
LOG(LWARNING, (lang, "is an unsupported language."));
continue;
}
m_stat.IncCode(code);
auto const fullPath = base::JoinPath(path, filename);
size += FillStringFromFile(fullPath, code, str);
}
return size;
}
size_t DescriptionsCollectionBuilder::GetFeatureDescription(std::string const & path, uint32_t featureId,
descriptions::FeatureDescription & description)
{
if (path.empty())
return 0;
StringUtf8Multilang string;
auto const ret = FindPageAndFill(path, string);
if (!ret || *ret == 0)
return 0;
description = descriptions::FeatureDescription(featureId, std::move(string));
return *ret;
}
void BuildDescriptionsSection(std::string const & wikipediaDir, std::string const & mwmFile,
std::string const & idToWikidataPath)
{
DescriptionsSectionBuilder<FeatureType>::Build(wikipediaDir, mwmFile, idToWikidataPath);
}
void BuildDescriptionsSection(std::string const & wikipediaDir, std::string const & mwmFile)
{
DescriptionsSectionBuilder<FeatureType>::Build(wikipediaDir, mwmFile);
}
} // namespace generator
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