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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifdef _MSC_VER
#pragma warning(push, 1) /* disable warnings within system headers */
#endif
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <msiquery.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#include <malloc.h>
#ifdef UNICODE
#define _UNICODE
#define _tstring wstring
#else
#define _tstring string
#endif
#include <tchar.h>
#include <string>
using namespace std;
namespace
{
std::_tstring GetMsiProperty( MSIHANDLE handle, const std::_tstring& sProperty )
{
std::_tstring result;
TCHAR szDummy[1] = TEXT("");
DWORD nChars = 0;
if ( MsiGetProperty( handle, sProperty.c_str(), szDummy, &nChars ) == ERROR_MORE_DATA )
{
DWORD nBytes = ++nChars * sizeof(TCHAR);
LPTSTR buffer = reinterpret_cast<LPTSTR>(_alloca(nBytes));
ZeroMemory( buffer, nBytes );
MsiGetProperty(handle, sProperty.c_str(), buffer, &nChars);
result = buffer;
}
return result;
}
} // namespace
extern "C" UINT __stdcall MigrateInstallPath( MSIHANDLE handle )
{
TCHAR szValue[8192];
DWORD nValueSize = sizeof(szValue);
HKEY hKey;
std::_tstring sInstDir;
std::_tstring sManufacturer = GetMsiProperty( handle, TEXT("Manufacturer") );
std::_tstring sDefinedName = GetMsiProperty( handle, TEXT("DEFINEDPRODUCT") );
std::_tstring sUpdateVersion = GetMsiProperty( handle, TEXT("DEFINEDVERSION") );
std::_tstring sUpgradeCode = GetMsiProperty( handle, TEXT("UpgradeCode") );
std::_tstring sProductKey = "Software\\" + sManufacturer + "\\" + sDefinedName +
"\\" + sUpdateVersion + "\\" + sUpgradeCode;
if ( ERROR_SUCCESS == RegOpenKey( HKEY_CURRENT_USER, sProductKey.c_str(), &hKey ) )
{
if ( ERROR_SUCCESS == RegQueryValueEx( hKey, TEXT("INSTALLLOCATION"), NULL, NULL, (LPBYTE)szValue, &nValueSize ) )
{
sInstDir = szValue;
MsiSetProperty(handle, TEXT("INSTALLLOCATION"), sInstDir.c_str());
// MessageBox( NULL, sInstDir.c_str(), "Found in HKEY_CURRENT_USER", MB_OK );
}
RegCloseKey( hKey );
}
else if ( ERROR_SUCCESS == RegOpenKey( HKEY_LOCAL_MACHINE, sProductKey.c_str(), &hKey ) )
{
if ( ERROR_SUCCESS == RegQueryValueEx( hKey, TEXT("INSTALLLOCATION"), NULL, NULL, (LPBYTE)szValue, &nValueSize ) )
{
sInstDir = szValue;
MsiSetProperty(handle, TEXT("INSTALLLOCATION"), sInstDir.c_str());
// MessageBox( NULL, sInstDir.c_str(), "Found in HKEY_LOCAL_MACHINE", MB_OK );
}
RegCloseKey( hKey );
}
return ERROR_SUCCESS;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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