mirror of https://github.com/kiwix/libkiwix.git
105 lines
3.5 KiB
C++
105 lines
3.5 KiB
C++
/*
|
|
* Copyright 2019 Matthieu Gautier <mgautier@kymeria.fr>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
* MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "name_mapper.h"
|
|
#include "library.h"
|
|
#include "tools/regexTools.h"
|
|
#include <iostream>
|
|
|
|
namespace kiwix {
|
|
|
|
HumanReadableNameMapper::HumanReadableNameMapper(kiwix::Library& library, bool withAlias) {
|
|
for (auto& bookId: library.filter(kiwix::Filter().local(true).valid(true))) {
|
|
auto& currentBook = library.getBookById(bookId);
|
|
auto bookName = currentBook.getHumanReadableIdFromPath();
|
|
m_idToName[bookId] = bookName;
|
|
m_nameToId[bookName] = bookId;
|
|
|
|
if (!withAlias)
|
|
continue;
|
|
|
|
auto aliasName = replaceRegex(bookName, "", "_[[:digit:]]{4}-[[:digit:]]{2}$");
|
|
if (aliasName == bookName) {
|
|
continue;
|
|
}
|
|
if (m_nameToId.find(aliasName) == m_nameToId.end()) {
|
|
m_nameToId[aliasName] = bookId;
|
|
} else {
|
|
auto alreadyPresentPath = library.getBookById(m_nameToId[aliasName]).getPath();
|
|
std::cerr << "Path collision: " << alreadyPresentPath
|
|
<< " and " << currentBook.getPath()
|
|
<< " can't share the same URL path '" << aliasName << "'."
|
|
<< " Therefore, only " << alreadyPresentPath
|
|
<< " will be served." << std::endl;
|
|
}
|
|
}
|
|
}
|
|
|
|
std::string HumanReadableNameMapper::getNameForId(const std::string& id) const {
|
|
return m_idToName.at(id);
|
|
}
|
|
|
|
std::string HumanReadableNameMapper::getIdForName(const std::string& name) const {
|
|
return m_nameToId.at(name);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// UpdatableNameMapper
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
UpdatableNameMapper::UpdatableNameMapper(Library& lib, bool withAlias)
|
|
: library(lib)
|
|
, withAlias(withAlias)
|
|
{
|
|
update();
|
|
}
|
|
|
|
void UpdatableNameMapper::update()
|
|
{
|
|
const auto newNameMapper = new HumanReadableNameMapper(library, withAlias);
|
|
std::lock_guard<std::mutex> lock(mutex);
|
|
nameMapper.reset(newNameMapper);
|
|
}
|
|
|
|
UpdatableNameMapper::NameMapperHandle
|
|
UpdatableNameMapper::currentNameMapper() const
|
|
{
|
|
// Return a copy of the handle to the current NameMapper object. It will
|
|
// ensure that the object survives any call to UpdatableNameMapper::update()
|
|
// made before the completion of any pending operation on that object.
|
|
std::lock_guard<std::mutex> lock(mutex);
|
|
return nameMapper;
|
|
}
|
|
|
|
std::string UpdatableNameMapper::getNameForId(const std::string& id) const
|
|
{
|
|
// Ensure that the current nameMapper object survives a concurrent call
|
|
// to UpdatableNameMapper::update()
|
|
return currentNameMapper()->getNameForId(id);
|
|
}
|
|
|
|
std::string UpdatableNameMapper::getIdForName(const std::string& name) const
|
|
{
|
|
// Ensure that the current nameMapper object survives a concurrent call
|
|
// to UpdatableNameMapper::update()
|
|
return currentNameMapper()->getIdForName(name);
|
|
}
|
|
|
|
}
|