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MyMiniZip.cpp
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MyMiniZip.cpp
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#include "MyMiniZip.h"
#include <fstream>
#include <algorithm>
#include <dbghelp.h>
#include <shlwapi.h>
#pragma comment(lib,"shlwapi.lib")
#pragma comment(lib,"dbghelp.lib")
#if _DEBUG
#pragma comment(lib,"zlibstatD.lib")
#else
#pragma comment(lib,"zlibstat.lib")
#endif
MyCTime::MyCTime()
{
}
MyCTime::~MyCTime()
{
}
Time MyCTime::start() const
{
return std::chrono::system_clock::now();
}
Time MyCTime::end() const
{
return std::chrono::system_clock::now();
}
int MyCTime::CountInterval(Time& begin, Time& end)
{
auto duration = std::chrono::duration_cast<std::chrono::microseconds>(end - begin);
return double(duration.count()) * std::chrono::microseconds::period::num / std::chrono::microseconds::period::den;
}
MyMiniZip::MyMiniZip()
:file_status(""),
global_comment(""),
unZipFileHandle(NULL),
nCountTime(0)
{
}
MyMiniZip::~MyMiniZip()
{
}
int MyMiniZip::GetCountTime() const
{
return nCountTime;
}
std::string MyMiniZip::GetFileStatus() const
{
return file_status;
}
std::string MyMiniZip::GetGlobalComment() const
{
return global_comment;
}
bool MyMiniZip::addFileZip(zipFile ZipFile, const std::string strFileInZipName, const std::string strPath)
{
//初始化写入zip的文件信息
bool bResult = false;
zip_fileinfo zi;
ZeroMemory(&zi, sizeof(zip_fileinfo));
std::string strFIlename = strFileInZipName;
std::string strReadFile;
if (strPath.empty())
strFIlename += "/";
//在zip文件中创建新文件
zipOpenNewFileInZip(ZipFile, strFIlename.c_str(), &zi, NULL, 0, NULL, 0, NULL, Z_DEFLATED, Z_DEFAULT_COMPRESSION);
if (!strPath.empty())
{
//strReadFile = strPath + strFileInZipName;
LPVOID pBuffer = nullptr;
DWORD dwLength = ReadFileBuffer(strPath, &pBuffer);
if (dwLength && pBuffer)
{
zipWriteInFileInZip(ZipFile, pBuffer, dwLength);
delete pBuffer;
pBuffer = nullptr;
bResult = true;
}
}
zipCloseFileInZip(ZipFile);
return bResult;
}
bool MyMiniZip::packFolderToZip(zipFile ZipFile, const std::string strFileInZipName, const std::string strPath)
{
WIN32_FIND_DATAA file_dta;
std::string filePath = strFileInZipName;
CHAR szFullFilePath[MAX_PATH];
CHAR szTmpFolderPath[MAX_PATH];
CHAR szTmpFileName[MAX_PATH];
DWORD dwEerror = NULL;
CHAR* findStr = nullptr;
int lens = NULL;
ZeroMemory(&file_dta, sizeof(WIN32_FIND_DATAA));
ZeroMemory(szFullFilePath, MAX_PATH);
ZeroMemory(szTmpFolderPath, MAX_PATH);
ZeroMemory(szTmpFileName, MAX_PATH);
lstrcpyA(szFullFilePath, filePath.c_str());
findStr = StrRStrIA(filePath.c_str(), NULL, "\\");
if (!findStr)
return dwEerror;
lens = lstrlenA(findStr);
if (lens > 1)
{
lstrcatA(szFullFilePath, "\\*.*");
}
else if (lens == 1)
{
lstrcatA(szFullFilePath, "*.*");
}
else
{
return dwEerror;
}
HANDLE hFile = INVALID_HANDLE_VALUE;
hFile = FindFirstFileA(szFullFilePath, &file_dta);
dwEerror = ::GetLastError();
if (INVALID_HANDLE_VALUE == hFile)
return dwEerror;
while (::FindNextFileA(hFile, &file_dta))
{
if (!lstrcmpiA(file_dta.cFileName, ".") || !lstrcmpiA(file_dta.cFileName, ".."))
continue;
sprintf_s(szFullFilePath, "%s\\%s", filePath.c_str(), file_dta.cFileName);
if (file_dta.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
{
ZeroMemory(szTmpFolderPath, MAX_PATH);
if (strPath.empty())
{
sprintf_s(szTmpFolderPath, "%s", file_dta.cFileName); //如果目录是空的话就添加到根目录
}
else
{
sprintf_s(szTmpFolderPath, "%s/%s", strPath.c_str(), file_dta.cFileName); //如果 目录不是空添加到当前目录
}
addFileZip(ZipFile, szTmpFolderPath, "");
packFolderToZip(ZipFile, szFullFilePath, szTmpFolderPath);
continue;
}
else
{
if (strPath.empty())
addFileZip(ZipFile, file_dta.cFileName, szFullFilePath);
else
{
ZeroMemory(szTmpFileName, MAX_PATH);
if (strPath.empty())
{
addFileZip(ZipFile, file_dta.cFileName, szFullFilePath);
}
else
{
sprintf_s(szTmpFileName, "%s/%s", strPath.c_str(), file_dta.cFileName);
addFileZip(ZipFile, szTmpFileName, szFullFilePath);
}
}
}
}
::FindClose(hFile);
return dwEerror;
}
bool MyMiniZip::CompressToPackageZip(const std::string strSourceFile, const std::string strSaveFile)
{
MyCTime TimeCount;
TimeBegin = TimeCount.start();
bool bResult = false;
DWORD dwAttrib = INVALID_FILE_ATTRIBUTES;
if (strSourceFile.empty() || strSaveFile.empty()) return bResult;
if (!PathFileExistsA(strSourceFile.c_str()) || !PathFileExistsA(strSourceFile.c_str())) return bResult;
dwAttrib = ::GetFileAttributesA(strSourceFile.c_str());
if (dwAttrib == INVALID_FILE_ATTRIBUTES) return bResult;
if (NULL != (dwAttrib & FILE_ATTRIBUTE_DIRECTORY))
{
//表明是一个文件夹
bResult = CompressToPackageZip(strSourceFile, strSaveFile, 1);
}
else
{
//表明是一个文件
bResult = CompressToPackageZip(strSourceFile, strSaveFile, 0);
}
TimeEnd = TimeCount.end();
nCountTime = TimeCount.CountInterval(TimeBegin, TimeEnd);
return bResult;
}
bool MyMiniZip::CompressToPackageZip(const std::string strSourceFile, const std::string strSaveFile, int nMode)
{
bool bResult = false;
zipFile zipFileHandle = NULL;
//创建一个zip压缩包文件 失败返回null
zipFileHandle = zipOpen(strSaveFile.c_str(), APPEND_STATUS_CREATE);
if (!zipFileHandle) return bResult;
if (nMode)
{
bResult = packFolderToZip(zipFileHandle, strSourceFile, "");
}
else
{
CHAR szFileName[MAX_PATH];
ZeroMemory(szFileName, MAX_PATH);
lstrcpyA(szFileName, strSourceFile.c_str());
PathStripPathA(szFileName);
bResult = addFileZip(zipFileHandle, szFileName, strSourceFile);
}
zipClose(zipFileHandle,nullptr);
return bResult;
}
DWORD MyMiniZip::unZipPackageToLoacal(const std::string strSourceZipPath, const std::string strDestZipPath)
{
MyCTime TimeCount;
TimeBegin = TimeCount.start();
DWORD dwResult = NULL;
std::string rootPath;
if (strSourceZipPath.empty() || strDestZipPath.empty()) return dwResult;
if (!PathFileExistsA(strDestZipPath.c_str()) || !PathFileExistsA(strSourceZipPath.c_str())) return dwResult;
unZipFileHandle = unzOpen(strSourceZipPath.c_str());
if (!unZipFileHandle)return dwResult;
rootPath = strDestZipPath;
if (strDestZipPath.at(strDestZipPath.length() - 1) != '\\')
rootPath += "\\";
unz_global_info global_info;
if (UNZ_OK != unzGetGlobalInfo(unZipFileHandle, &global_info))
{
file_status = "获取全局zip信息失败!";
unzClose(unZipFileHandle);
unZipFileHandle = NULL;
return dwResult;
}
/*获取zip注释内容*/
global_comment = "";
if (global_info.size_comment > 0)
{
PSTR pComment = new char[global_info.size_comment + 1];
if (pComment)
{
ZeroMemory(pComment, global_info.size_comment + 1);
int nResult = unzGetGlobalComment(unZipFileHandle, pComment, global_info.size_comment + 1);
if (nResult > 0)
global_comment = pComment;
delete[] pComment;
pComment = nullptr;
}
}
int zipinfo = unzGoToFirstFile(unZipFileHandle);
if (UNZ_OK != zipinfo)
{
file_status = "无法获取zip包内文件信息zip包可能是null的!";
unzClose(unZipFileHandle);
unZipFileHandle = NULL;
return dwResult;
}
while (UNZ_OK == zipinfo)
{
unz_file_info file_info;
char szZipName[MAX_PATH];
std::string strFileName;
ZeroMemory(szZipName, MAX_PATH);
unzGetCurrentFileInfo(unZipFileHandle, &file_info, szZipName, MAX_PATH, NULL, 0, NULL, 0);
strFileName = szZipName;
if (strFileName.empty())
continue;
int length = strFileName.length() - 1;
if (strFileName[length] != '/')
{
std::string Filepath = rootPath + strFileName;
replace(Filepath.begin(), Filepath.end(), '/', '\\');
if (UNZ_OK == unzOpenCurrentFile(unZipFileHandle))
{
PVOID FilePtr = nullptr;
FilePtr = new BYTE[file_info.uncompressed_size];
if (!FilePtr)
continue;
ZeroMemory(FilePtr, file_info.uncompressed_size);
int dwLens = unzReadCurrentFile(unZipFileHandle, FilePtr, file_info.uncompressed_size);
if (dwLens == file_info.uncompressed_size)
{
dwLens = WriteFileBuffer(Filepath, FilePtr, dwLens);
}
delete[] FilePtr;
FilePtr = nullptr;
unzCloseCurrentFile(unZipFileHandle);
printf_s("Zip Create File: \t %s \n", Filepath.c_str());
}
}
else
{
std::string Filepath = rootPath + strFileName;
replace(Filepath.begin(), Filepath.end(), '/', '\\');
MakeSureDirectoryPathExists(Filepath.c_str());
printf_s("Zip Create Folder: \t %s \n", Filepath.c_str());
}
zipinfo = unzGoToNextFile(unZipFileHandle);
}
dwResult = global_info.number_entry;
unzClose(unZipFileHandle);
unZipFileHandle = NULL;
TimeEnd = TimeCount.end();
nCountTime = TimeCount.CountInterval(TimeBegin, TimeEnd);
return dwResult;
}
DWORD MyMiniZip::ReadFileBuffer(std::string szFileName, PVOID* pFileBuffer)
{
DWORD dwFileSize = NULL;
DWORD dwAttribut = NULL;
std::ifstream file;
if (szFileName.empty())return dwFileSize;
dwAttribut = ::GetFileAttributesA(szFileName.c_str());
if (dwAttribut == INVALID_FILE_ATTRIBUTES || 0 != (dwAttribut & FILE_ATTRIBUTE_DIRECTORY))
{
dwFileSize = INVALID_FILE_ATTRIBUTES;
return dwFileSize;
}
file.open(szFileName, std::ios::in | std::ios::binary);
if (!file.is_open())
return dwFileSize;
file.seekg(0l, std::ios::end);
dwFileSize = file.tellg();
file.seekg(0l, std::ios::beg);
*pFileBuffer = new BYTE[dwFileSize];
if (!*pFileBuffer)
{
dwFileSize = NULL;
file.close();
return dwFileSize;
}
ZeroMemory(*pFileBuffer, dwFileSize);
file.read((char*)*pFileBuffer, dwFileSize);
file.close();
return dwFileSize;
}
DWORD MyMiniZip::WriteFileBuffer(std::string szFileNmae, PVOID pFileBuffer, DWORD dwFileSize)
{
DWORD dwStates = -1;
std::string szFilePath, strName;
size_t npos = -1;
if (szFileNmae.empty())
return dwStates;
npos = szFileNmae.rfind("\\");
if (npos != std::string::npos)
{
szFilePath = szFileNmae.substr(0, npos + 1);
if (!szFilePath.empty())
{
if (MakeSureDirectoryPathExists(szFilePath.c_str()))
{
HANDLE hFile = INVALID_HANDLE_VALUE;
DWORD dwError = NULL;
hFile = CreateFileA(szFileNmae.c_str(), GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL);
dwError = ::GetLastError();
if (hFile != INVALID_HANDLE_VALUE)
{
::WriteFile(hFile, pFileBuffer, dwFileSize, &dwStates, NULL);
/* CloseHandle(hFile);
ofstream file(szFileNmae, std::ios::out|std::ios::binary);
//file.open(szFileNmae,std::ios::out);
if (!file.is_open())
return dwStates;
file.write((char*)pFileBuffer, dwFileSize);
file.close();
dwStates = NULL;*/
::CloseHandle(hFile);
}
}
}
}
return dwStates;
}