62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
#include "zip.h"
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#include <windows.h>
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#include <string.h>
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#include <iostream>
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#include <Shldisp.h>
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#include <codecvt>
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//thanks https://vcpptips.wordpress.com/2013/10/28/how-to-zipunzip-files/
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void unzip(const std::string& source, const std::string& dest)
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{
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HRESULT hResult = S_FALSE;
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IShellDispatch* pIShellDispatch = NULL;
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Folder* pToFolder = NULL;
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VARIANT variantDir, variantFile, variantOpt;
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CoInitialize(NULL);
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hResult = CoCreateInstance(CLSID_Shell, NULL, CLSCTX_INPROC_SERVER,
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IID_IShellDispatch, (void**)&pIShellDispatch);
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if (SUCCEEDED(hResult))
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{
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VariantInit(&variantDir);
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variantDir.vt = VT_BSTR;
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variantDir.bstrVal = SysAllocStringLen(NULL, MultiByteToWideChar(CP_UTF8, 0, dest.c_str(), -1, NULL, 0));
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MultiByteToWideChar(CP_UTF8, 0, dest.c_str(), -1, variantDir.bstrVal, SysStringLen(variantDir.bstrVal));
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hResult = pIShellDispatch->NameSpace(variantDir, &pToFolder);
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if (SUCCEEDED(hResult))
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{
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Folder* pFromFolder = NULL;
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VariantInit(&variantFile);
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variantFile.vt = VT_BSTR;
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variantFile.bstrVal = SysAllocStringLen(NULL, MultiByteToWideChar(CP_UTF8, 0, source.c_str(), -1, NULL, 0));
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MultiByteToWideChar(CP_UTF8, 0, source.c_str(), -1, variantFile.bstrVal, SysStringLen(variantFile.bstrVal));
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pIShellDispatch->NameSpace(variantFile, &pFromFolder);
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FolderItems* fi = NULL;
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pFromFolder->Items(&fi);
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VariantInit(&variantOpt);
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variantOpt.vt = VT_I4;
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variantOpt.lVal = FOF_NO_UI;
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VARIANT newV;
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VariantInit(&newV);
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newV.vt = VT_DISPATCH;
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newV.pdispVal = fi;
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hResult = pToFolder->CopyHere(newV, variantOpt);
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Sleep(1000);
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pFromFolder->Release();
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pToFolder->Release();
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}
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pIShellDispatch->Release();
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}
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CoUninitialize();
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SysFreeString(variantDir.bstrVal);
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SysFreeString(variantFile.bstrVal);
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} |