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125 lines
2.9 KiB
C++
125 lines
2.9 KiB
C++
/*
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* CZipSaver.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "CZipSaver.h"
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VCMI_LIB_NAMESPACE_BEGIN
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///CZipOutputStream
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CZipOutputStream::CZipOutputStream(CZipSaver * owner_, zipFile archive, const std::string & archiveFilename):
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handle(archive),
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owner(owner_)
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{
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zip_fileinfo fileInfo;
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std::time_t t = time(nullptr);
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fileInfo.dosDate = 0;
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struct tm * localTime = std::localtime(&t);
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fileInfo.tmz_date.tm_hour = localTime->tm_hour;
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fileInfo.tmz_date.tm_mday = localTime->tm_mday;
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fileInfo.tmz_date.tm_min = localTime->tm_min;
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fileInfo.tmz_date.tm_mon = localTime->tm_mon;
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fileInfo.tmz_date.tm_sec = localTime->tm_sec;
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fileInfo.tmz_date.tm_year = localTime->tm_year;
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fileInfo.external_fa = 0; //???
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fileInfo.internal_fa = 0;
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int status = zipOpenNewFileInZip4_64(
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handle,
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archiveFilename.c_str(),
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&fileInfo,
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nullptr,//extrafield_local
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0,
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nullptr,//extrafield_global
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0,
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nullptr,//comment
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Z_DEFLATED,
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Z_DEFAULT_COMPRESSION,
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0,//raw
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-15,//windowBits
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9,//memLevel
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Z_DEFAULT_STRATEGY,//strategy
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nullptr,//password
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0,//crcForCrypting
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20,//versionMadeBy
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0,//flagBase
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0//zip64
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);
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if(status != ZIP_OK)
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throw std::runtime_error("CZipOutputStream: zipOpenNewFileInZip failed");
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owner->activeStream = this;
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}
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CZipOutputStream::~CZipOutputStream()
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{
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int status = zipCloseFileInZip(handle);
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if (status != ZIP_OK)
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logGlobal->error("CZipOutputStream: stream finalize failed: %d", static_cast<int>(status));
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owner->activeStream = nullptr;
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}
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si64 CZipOutputStream::write(const ui8 * data, si64 size)
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{
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int ret = zipWriteInFileInZip(handle, (const void*)data, (unsigned)size);
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if (ret == ZIP_OK)
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return size;
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else
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return 0;
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}
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///CZipSaver
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CZipSaver::CZipSaver(std::shared_ptr<CIOApi> api, const boost::filesystem::path & path):
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ioApi(api),
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zipApi(ioApi->getApiStructure()),
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handle(nullptr),
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activeStream(nullptr)
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{
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handle = zipOpen2_64((const void *) & path, APPEND_STATUS_CREATE, nullptr, &zipApi);
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if (handle == nullptr)
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throw std::runtime_error("CZipSaver: Failed to create archive");
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}
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CZipSaver::~CZipSaver()
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{
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if(activeStream != nullptr)
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{
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logGlobal->error("CZipSaver::~CZipSaver: active stream found");
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zipCloseFileInZip(handle);
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}
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if(handle != nullptr)
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{
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int status = zipClose(handle, nullptr);
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if (status != ZIP_OK)
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logGlobal->error("CZipSaver: archive finalize failed: %d", static_cast<int>(status));
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}
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}
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std::unique_ptr<COutputStream> CZipSaver::addFile(const std::string & archiveFilename)
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{
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if(activeStream != nullptr)
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throw std::runtime_error("CZipSaver::addFile: stream already opened");
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std::unique_ptr<COutputStream> stream(new CZipOutputStream(this, handle, archiveFilename));
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return stream;
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}
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VCMI_LIB_NAMESPACE_END
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