89 lines
2.3 KiB
C++
89 lines
2.3 KiB
C++
/*
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* Copyright (C) 2020 Emeric Poupon
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*
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* This file is part of LMS.
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*
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* LMS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* LMS is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <unistd.h>
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#include <array>
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#include <fstream>
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#include <iostream>
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#include "utils/Service.hpp"
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#include "utils/StreamLogger.hpp"
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#include "utils/Zipper.hpp"
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int main(int argc, char* argv[])
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{
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// log to stdout
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Service<Logger> logger {std::make_unique<StreamLogger>(std::cout)};
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if (argc < 2)
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{
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std::cerr << "Usage: <archive> <file> [...]" << std::endl;
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return EXIT_FAILURE;
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}
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std::filesystem::path zipPath {argv[1]};
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std::map<std::string, std::filesystem::path> files;
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for (int i {2}; i < argc; ++i)
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{
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std::filesystem::path path {argv[i]};
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files.emplace(path.relative_path(), path);
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}
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std::cout << "Compressing " << files.size() << " files..." << std::endl;
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using namespace Zip;
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std::ofstream ofs {zipPath.string().c_str(), std::ios_base::binary};
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if (!ofs)
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{
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std::cerr << "Cannot open file '" << zipPath.string() << "' for writing";
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return EXIT_FAILURE;
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}
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try
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{
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Zipper zipper {files};
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Zip::SizeType nbTotalWrittenBytes {};
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while (!zipper.isComplete())
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{
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std::array<std::byte, 65536> buffer;
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const Zip::SizeType nbWrittenBytes {zipper.writeSome(buffer.data(), buffer.size())};
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ofs.write(reinterpret_cast<const char*>(buffer.data()), nbWrittenBytes);
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nbTotalWrittenBytes += nbWrittenBytes;
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}
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if (nbTotalWrittenBytes != zipper.getTotalZipFile())
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std::cerr << "ERROR: actual size mismatch!" << std::endl;
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std::cout << "Total zip size = " << zipper.getTotalZipFile() << std::endl;
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}
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catch (const ZipperException& e)
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{
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std::cerr << "Caught Zipper exception: " << e.what() << std::endl;
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return EXIT_FAILURE;
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}
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return EXIT_SUCCESS;
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}
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