96 lines
4 KiB
C++
96 lines
4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "shlxtmsi.hxx"
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#include <algorithm>
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#include <sstream>
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#include <systools/win32/uwinapi.h>
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extern "C" __declspec(dllexport) UINT __stdcall MigrateInstallPath(MSIHANDLE handle)
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{
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std::wstring sInstDir = GetMsiPropertyW(handle, L"INSTALLLOCATION");
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if (!sInstDir.empty())
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return ERROR_SUCCESS; // Don't overwrite explicitly set value
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auto RegValue = [](HKEY hRoot, const WCHAR* sKey, const WCHAR* sVal) {
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std::wstring sResult;
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WCHAR buf[32767]; // max longpath
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DWORD bufsize = sizeof(buf); // yes, it is the number of bytes
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if (RegGetValueW(hRoot, sKey, sVal, RRF_RT_REG_SZ, nullptr, buf, &bufsize) == ERROR_SUCCESS)
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sResult = buf; // RegGetValueW null-terminates strings
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return sResult;
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};
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const std::wstring sManufacturer = GetMsiPropertyW( handle, L"Manufacturer" );
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const std::wstring sDefinedName = GetMsiPropertyW( handle, L"DEFINEDPRODUCT" );
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const std::wstring sUpdateVersion = GetMsiPropertyW( handle, L"DEFINEDVERSION" );
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const std::wstring sUpgradeCode = GetMsiPropertyW( handle, L"UpgradeCode" );
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const std::wstring sBrandPackageVersion = GetMsiPropertyW(handle, L"BRANDPACKAGEVERSION");
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std::wstring sKey = L"Software\\" + sManufacturer + L"\\" + sDefinedName +
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L"\\" + sUpdateVersion + L"\\" + sUpgradeCode;
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sInstDir = RegValue(HKEY_CURRENT_USER, sKey.c_str(), L"INSTALLLOCATION");
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if (sInstDir.empty())
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sInstDir = RegValue(HKEY_LOCAL_MACHINE, sKey.c_str(), L"INSTALLLOCATION");
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// See #i93032# for layers description
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if (sInstDir.empty())
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{
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sKey = L"Software\\LibreOffice\\Layers\\" + sDefinedName + L"\\" + sBrandPackageVersion;
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sInstDir = RegValue(HKEY_CURRENT_USER, sKey.c_str(), L"INSTALLLOCATION");
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}
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if (sInstDir.empty())
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{
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sKey = L"Software\\LibreOffice\\Layers_\\" + sDefinedName + L"\\" + sBrandPackageVersion;
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sInstDir = RegValue(HKEY_CURRENT_USER, sKey.c_str(), L"INSTALLLOCATION");
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}
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if (sInstDir.empty())
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{
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sKey = L"Software\\LibreOffice\\Layers\\" + sDefinedName + L"\\" + sBrandPackageVersion;
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sInstDir = RegValue(HKEY_LOCAL_MACHINE, sKey.c_str(), L"INSTALLLOCATION");
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}
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if (sInstDir.empty())
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{
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sKey = L"Software\\LibreOffice\\Layers_\\" + sDefinedName + L"\\" + sBrandPackageVersion;
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sInstDir = RegValue(HKEY_LOCAL_MACHINE, sKey.c_str(), L"INSTALLLOCATION");
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}
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if (sInstDir.empty())
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{
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std::wistringstream sOlds{ GetMsiPropertyW(handle, L"OLDPRODUCTS") };
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std::wstring sOld;
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while (std::getline(sOlds, sOld, L';'))
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{
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if (sOld.empty())
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continue;
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sKey = L"Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\" + sOld;
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sInstDir = RegValue(HKEY_LOCAL_MACHINE, sKey.c_str(), L"InstallLocation");
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if (!sInstDir.empty())
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break;
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}
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}
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if (!sInstDir.empty())
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MsiSetPropertyW(handle, L"INSTALLLOCATION", sInstDir.c_str());
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return ERROR_SUCCESS;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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