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-rw-r--r--setup_native/source/win32/customactions/reg4allmsdoc/reg4allmsdoc.def6
-rw-r--r--setup_native/source/win32/customactions/reg4allmsdoc/reg4allmsi.cxx519
2 files changed, 525 insertions, 0 deletions
diff --git a/setup_native/source/win32/customactions/reg4allmsdoc/reg4allmsdoc.def b/setup_native/source/win32/customactions/reg4allmsdoc/reg4allmsdoc.def
new file mode 100644
index 000000000..cea8b4699
--- /dev/null
+++ b/setup_native/source/win32/customactions/reg4allmsdoc/reg4allmsdoc.def
@@ -0,0 +1,6 @@
+LIBRARY "reg4allmsdoc.dll"
+EXPORTS
+ FindRegisteredExtensions
+ LookForRegisteredExtensions
+ RegisterSomeExtensions
+ RestoreRegAllMSDoc \ No newline at end of file
diff --git a/setup_native/source/win32/customactions/reg4allmsdoc/reg4allmsi.cxx b/setup_native/source/win32/customactions/reg4allmsdoc/reg4allmsi.cxx
new file mode 100644
index 000000000..70ba1cc52
--- /dev/null
+++ b/setup_native/source/win32/customactions/reg4allmsdoc/reg4allmsi.cxx
@@ -0,0 +1,519 @@
+/* -*- 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 .
+ */
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <msiquery.h>
+
+#include <malloc.h>
+#include <string>
+#include <strsafe.h>
+
+static const WCHAR* g_Extensions[] =
+{
+ L".doc", // Microsoft Word Text [0]
+ L".dot", // Microsoft Word Template
+ L".wps", // Kingsoft Writer Document
+ L".wpt", // Kingsoft Writer Template
+ L".rtf", // rtf text
+ L".docx", // Office Word 2007 XML document
+ L".docm", // Office Word 2007 XML macro-enabled document
+ L".dotx", // Office Word 2007 XML template
+ L".dotm", // Office Word 2007 XML macro-enabled template
+ L".xlw", // Microsoft Excel
+ L".xls", // Microsoft Excel
+ L".xlt", // Microsoft Excel Template
+ L".xlsx", // Office Excel 2007 XML workbook
+ L".xlsm", // Office Excel 2007 XML macro-enabled workbook
+ L".xltx", // Office Excel 2007 XML template
+ L".xltm", // Office Excel 2007 XML macro-enabled template
+ L".xlsb", // Office Excel 2007 binary workbook (BIFF12)
+ L".iqy", // Microsoft Excel Web Query File
+ L".et", // Kingsoft Spreadsheet
+ L".ett", // Kingsoft SpreadSheet Template
+ L".ppt", // Microsoft Powerpoint
+ L".pps", // Microsoft Powerpoint
+ L".pot", // Microsoft Powerpoint Template
+ L".pptx", // Office PowerPoint 2007 XML presentation
+ L".pptm", // Office PowerPoint 2007 macro-enabled XML presentation
+ L".potx", // Office PowerPoint 2007 XML template
+ L".potm", // Office PowerPoint 2007 macro-enabled XML template
+ L".ppsx", // Office PowerPoint 2007 XML show
+ L".dps", // Kingsoft Presentation
+ L".dpt", // Kingsoft Presentation Template
+ L".vsd", // Visio 2000/XP/2003 document
+ L".vst", // Visio 2000/XP/2003 template
+ nullptr
+};
+
+const int WORD_START = 0;
+const int EXCEL_START = 9;
+const int POWERPOINT_START = 20;
+const int VISIO_START = 30;
+const int VISIO_END = 32;
+
+// ".xlam", // Office Excel 2007 XML macro-enabled add-in
+// ".ppam", // Office PowerPoint 2007 macro-enabled XML add-in
+// ".ppsm", // Office PowerPoint 2007 macro-enabled XML show
+
+#ifdef DEBUG
+inline void OutputDebugStringFormatW( LPCWSTR pFormat, ... )
+{
+ WCHAR buffer[1024];
+ va_list args;
+
+ va_start( args, pFormat );
+ StringCchVPrintfW( buffer, sizeof(buffer)/sizeof(*buffer), pFormat, args );
+ OutputDebugStringW( buffer );
+ va_end(args);
+}
+#else
+static void OutputDebugStringFormatW( LPCWSTR, ... )
+{
+}
+#endif
+
+static bool CheckExtensionInRegistry( LPCWSTR lpSubKey )
+{
+ bool bRet = false;
+ HKEY hKey = nullptr;
+ LONG lResult = RegOpenKeyExW( HKEY_CLASSES_ROOT, lpSubKey, 0, KEY_QUERY_VALUE, &hKey );
+
+ if ( ERROR_SUCCESS == lResult )
+ {
+ WCHAR szBuffer[1024];
+ DWORD nSize = sizeof( szBuffer );
+
+ lResult = RegQueryValueExW( hKey, L"", nullptr, nullptr, reinterpret_cast<LPBYTE>(szBuffer), &nSize );
+ if ( ERROR_SUCCESS == lResult && nSize > 0 )
+ {
+ szBuffer[nSize/sizeof(*szBuffer)] = L'\0';
+ OutputDebugStringFormatW( L"Found value [%s] for key [%s].\n", szBuffer, lpSubKey );
+
+ if ( wcsncmp( szBuffer, L"WordPad.Document.1", 18 ) == 0 )
+ { // We will replace registration for WordPad (alas, on XP only) FIXME
+ bRet = true;
+ }
+ else if ( wcsncmp( szBuffer, L"LibreOffice.", 12 ) == 0 )
+ { // We will replace registration for our own types, too
+ bRet = true;
+ }
+ else if ( wcsncmp( szBuffer, L"lostub.", 7 ) == 0 )
+ { // We will replace registration for lostub, too
+ bRet = true;
+ }
+ else // we have a default value -> do not register, see fdo#39791
+ bRet = false;
+ }
+ else // no default value found -> return TRUE to register for that key
+ bRet = true;
+
+ RegCloseKey( hKey );
+ }
+ else // no key found -> return TRUE to register for that key
+ bRet = true;
+
+ return bRet;
+}
+
+static bool GetMsiPropW( MSIHANDLE handle, LPCWSTR name, /*out*/std::wstring& value )
+{
+ DWORD sz = 0;
+ LPWSTR dummy = const_cast<LPWSTR>(L"");
+ if (MsiGetPropertyW(handle, name, dummy, &sz) == ERROR_MORE_DATA)
+ {
+ sz++;
+ DWORD nbytes = sz * sizeof(WCHAR);
+ LPWSTR buff = static_cast<LPWSTR>(_alloca(nbytes));
+ ZeroMemory(buff, nbytes);
+ MsiGetPropertyW(handle, name, buff, &sz);
+ value = buff;
+ return true;
+ }
+ return false;
+}
+
+static bool IsSetMsiPropW( MSIHANDLE handle, LPCWSTR name )
+{
+ std::wstring val;
+ GetMsiPropW( handle, name, val );
+ return (val == L"1");
+}
+
+static void registerForExtension( MSIHANDLE handle, const int nIndex, bool bRegister )
+{
+ WCHAR sPropName[256];
+ StringCchCopyW( sPropName, 256, L"REGISTER_" );
+ StringCchCatW( sPropName, 256, (g_Extensions[nIndex])+1 );
+ CharUpperBuffW( sPropName+9, 4 );
+
+ if ( bRegister ) {
+ MsiSetPropertyW( handle, sPropName, L"1" );
+ OutputDebugStringFormatW( L"Set MSI property %s.\n", sPropName );
+ } else {
+ MsiSetPropertyW( handle, sPropName, L"0" );
+ OutputDebugStringFormatW( L"Unset MSI property %s.\n", sPropName );
+ }
+}
+
+static void saveOldRegistration( LPCWSTR lpSubKey )
+{
+ HKEY hKey = nullptr;
+ LONG lResult = RegOpenKeyExW( HKEY_CLASSES_ROOT, lpSubKey, 0,
+ KEY_QUERY_VALUE|KEY_SET_VALUE, &hKey );
+
+ if ( ERROR_SUCCESS == lResult )
+ {
+ WCHAR szBuffer[1024];
+ DWORD nSize = sizeof( szBuffer );
+
+ lResult = RegQueryValueExW( hKey, L"", nullptr, nullptr, reinterpret_cast<LPBYTE>(szBuffer), &nSize );
+ if ( ERROR_SUCCESS == lResult )
+ {
+ szBuffer[nSize/sizeof(*szBuffer)] = L'\0';
+
+ // No need to save associations for our own types
+ if ( wcsncmp( szBuffer, L"LibreOffice.", 12 ) != 0 )
+ {
+ // Save the old association
+ RegSetValueExW( hKey, L"LOBackupAssociation", 0,
+ REG_SZ, reinterpret_cast<LPBYTE>(szBuffer), nSize );
+ // Also save what the old association means, just so we can try to verify
+ // if/when restoring it that the old application still exists
+ HKEY hKey2 = nullptr;
+ lResult = RegOpenKeyExW( HKEY_CLASSES_ROOT, szBuffer, 0,
+ KEY_QUERY_VALUE, &hKey2 );
+ if ( ERROR_SUCCESS == lResult )
+ {
+ nSize = sizeof( szBuffer );
+ lResult = RegQueryValueExW( hKey2, L"", nullptr, nullptr, reinterpret_cast<LPBYTE>(szBuffer), &nSize );
+ if ( ERROR_SUCCESS == lResult )
+ {
+ RegSetValueExW( hKey, L"LOBackupAssociationDeref", 0,
+ REG_SZ, reinterpret_cast<LPBYTE>(szBuffer), nSize );
+ }
+ RegCloseKey( hKey2 );
+ }
+ }
+ }
+ RegCloseKey( hKey );
+ }
+}
+
+static void registerForExtensions( MSIHANDLE handle, bool bRegisterAll )
+{ // Check all file extensions
+ int nIndex = 0;
+ while ( g_Extensions[nIndex] != nullptr )
+ {
+ saveOldRegistration( g_Extensions[nIndex] );
+
+ bool bRegister = bRegisterAll || CheckExtensionInRegistry( g_Extensions[nIndex] );
+ if ( bRegister )
+ registerForExtension( handle, nIndex, true );
+ ++nIndex;
+ }
+}
+
+static bool checkSomeExtensionInRegistry( const int nStart, const int nEnd )
+{ // Check all file extensions
+ int nIndex = nStart;
+ bool bFound = false;
+
+ while ( !bFound && (nIndex < nEnd) && (g_Extensions[nIndex] != nullptr) )
+ {
+ bFound = ! CheckExtensionInRegistry( g_Extensions[nIndex] );
+
+ if ( bFound )
+ OutputDebugStringFormatW( L"Found registration for [%s].\n", g_Extensions[nIndex] );
+
+ ++nIndex;
+ }
+ return bFound;
+}
+
+static void registerSomeExtensions( MSIHANDLE handle, const int nStart, const int nEnd, bool bRegister )
+{ // Check all file extensions
+ int nIndex = nStart;
+
+ while ( (nIndex < nEnd) && (g_Extensions[nIndex] != nullptr) )
+ {
+ registerForExtension( handle, nIndex++, bRegister );
+ }
+}
+
+extern "C" __declspec(dllexport) UINT __stdcall LookForRegisteredExtensions( MSIHANDLE handle )
+{
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: " );
+
+ INSTALLSTATE current_state;
+ INSTALLSTATE future_state;
+
+ bool bWriterEnabled = false;
+ bool bCalcEnabled = false;
+ bool bImpressEnabled = false;
+ bool bDrawEnabled = false;
+ bool bRegisterNone = IsSetMsiPropW( handle, L"REGISTER_NO_MSO_TYPES" );
+
+ if ( ( ERROR_SUCCESS == MsiGetFeatureStateW( handle, L"gm_p_Wrt", &current_state, &future_state ) ) &&
+ ( (future_state == INSTALLSTATE_LOCAL) || ((current_state == INSTALLSTATE_LOCAL) && (future_state == INSTALLSTATE_UNKNOWN) ) ) )
+ bWriterEnabled = true;
+
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Install state Writer is [%d], will be [%d]", current_state, future_state );
+ if ( bWriterEnabled )
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Writer is enabled" );
+ else
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Writer is NOT enabled" );
+
+ if ( ( ERROR_SUCCESS == MsiGetFeatureStateW( handle, L"gm_p_Calc", &current_state, &future_state ) ) &&
+ ( (future_state == INSTALLSTATE_LOCAL) || ((current_state == INSTALLSTATE_LOCAL) && (future_state == INSTALLSTATE_UNKNOWN) ) ) )
+ bCalcEnabled = true;
+
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Install state Calc is [%d], will be [%d]", current_state, future_state );
+ if ( bCalcEnabled )
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Calc is enabled" );
+ else
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Calc is NOT enabled" );
+
+ if ( ( ERROR_SUCCESS == MsiGetFeatureStateW( handle, L"gm_p_Impress", &current_state, &future_state ) ) &&
+ ( (future_state == INSTALLSTATE_LOCAL) || ((current_state == INSTALLSTATE_LOCAL) && (future_state == INSTALLSTATE_UNKNOWN) ) ) )
+ bImpressEnabled = true;
+
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Install state Impress is [%d], will be [%d]", current_state, future_state );
+ if ( bImpressEnabled )
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Impress is enabled" );
+ else
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Impress is NOT enabled" );
+
+ if ( ( ERROR_SUCCESS == MsiGetFeatureStateW( handle, L"gm_p_Draw", &current_state, &future_state ) ) &&
+ ( (future_state == INSTALLSTATE_LOCAL) || ((current_state == INSTALLSTATE_LOCAL) && (future_state == INSTALLSTATE_UNKNOWN) ) ) )
+ bDrawEnabled = true;
+
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Install state Draw is [%d], will be [%d]", current_state, future_state );
+ if ( bImpressEnabled )
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Draw is enabled" );
+ else
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Draw is NOT enabled" );
+
+ MsiSetPropertyW( handle, L"SELECT_WORD", L"" );
+ MsiSetPropertyW( handle, L"SELECT_EXCEL", L"" );
+ MsiSetPropertyW( handle, L"SELECT_POWERPOINT", L"" );
+ MsiSetPropertyW( handle, L"SELECT_VISIO", L"" );
+
+ if ( ! bRegisterNone )
+ {
+ if ( IsSetMsiPropW( handle, L"REGISTER_ALL_MSO_TYPES" ) )
+ {
+ if ( bWriterEnabled )
+ MsiSetPropertyW( handle, L"SELECT_WORD", L"1" );
+ if ( bCalcEnabled )
+ MsiSetPropertyW( handle, L"SELECT_EXCEL", L"1" );
+ if ( bImpressEnabled )
+ MsiSetPropertyW( handle, L"SELECT_POWERPOINT", L"1" );
+ if ( bDrawEnabled )
+ MsiSetPropertyW( handle, L"SELECT_VISIO", L"1" );
+ }
+ else
+ {
+ if ( bWriterEnabled && ! checkSomeExtensionInRegistry( WORD_START, EXCEL_START ) )
+ {
+ MsiSetPropertyW( handle, L"SELECT_WORD", L"1" );
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Register for Microsoft Word" );
+ }
+ if ( bCalcEnabled && ! checkSomeExtensionInRegistry( EXCEL_START, POWERPOINT_START ) )
+ {
+ MsiSetPropertyW( handle, L"SELECT_EXCEL", L"1" );
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Register for Microsoft Excel" );
+ }
+ if ( bImpressEnabled && ! checkSomeExtensionInRegistry( POWERPOINT_START, VISIO_START ) )
+ {
+ MsiSetPropertyW( handle, L"SELECT_POWERPOINT", L"1" );
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Register for Microsoft PowerPoint" );
+ }
+ if ( bImpressEnabled && ! checkSomeExtensionInRegistry( VISIO_START, VISIO_END ) )
+ {
+ MsiSetPropertyW( handle, L"SELECT_VISIO", L"1" );
+ OutputDebugStringFormatW( L"LookForRegisteredExtensions: Register for Microsoft Visio" );
+ }
+ }
+ }
+
+ MsiSetPropertyW( handle, L"FILETYPEDIALOGUSED", L"1" );
+
+ return ERROR_SUCCESS;
+}
+
+extern "C" __declspec(dllexport) UINT __stdcall RegisterSomeExtensions( MSIHANDLE handle )
+{
+ OutputDebugStringFormatW( L"RegisterSomeExtensions: " );
+
+ if ( IsSetMsiPropW( handle, L"SELECT_WORD" ) )
+ {
+ registerSomeExtensions( handle, WORD_START, EXCEL_START, true );
+ MsiSetFeatureStateW( handle, L"gm_p_Wrt_MSO_Reg", INSTALLSTATE_LOCAL );
+ OutputDebugStringFormatW( L"RegisterSomeExtensions: Register for Microsoft Word" );
+ }
+ else
+ {
+ registerSomeExtensions( handle, WORD_START, EXCEL_START, false );
+ MsiSetFeatureStateW( handle, L"gm_p_Wrt_MSO_Reg", INSTALLSTATE_ABSENT );
+ }
+
+ if ( IsSetMsiPropW( handle, L"SELECT_EXCEL" ) )
+ {
+ registerSomeExtensions( handle, EXCEL_START, POWERPOINT_START, true );
+ MsiSetFeatureStateW( handle, L"gm_p_Calc_MSO_Reg", INSTALLSTATE_LOCAL );
+ OutputDebugStringFormatW( L"RegisterSomeExtensions: Register for Microsoft Excel" );
+ }
+ else
+ {
+ registerSomeExtensions( handle, EXCEL_START, POWERPOINT_START, false );
+ MsiSetFeatureStateW( handle, L"gm_p_Calc_MSO_Reg", INSTALLSTATE_ABSENT );
+ }
+
+ if ( IsSetMsiPropW( handle, L"SELECT_POWERPOINT" ) )
+ {
+ registerSomeExtensions( handle, POWERPOINT_START, VISIO_START, true );
+ MsiSetFeatureStateW( handle, L"gm_p_Impress_MSO_Reg", INSTALLSTATE_LOCAL );
+ OutputDebugStringFormatW( L"RegisterSomeExtensions: Register for Microsoft PowerPoint" );
+ }
+ else
+ {
+ registerSomeExtensions( handle, POWERPOINT_START, VISIO_START, false );
+ MsiSetFeatureStateW( handle, L"gm_p_Impress_MSO_Reg", INSTALLSTATE_ABSENT );
+ }
+
+ if ( IsSetMsiPropW( handle, L"SELECT_VISIO" ) )
+ {
+ registerSomeExtensions( handle, VISIO_START, VISIO_END, true );
+ MsiSetFeatureStateW( handle, L"gm_p_Draw_MSO_Reg", INSTALLSTATE_LOCAL );
+ OutputDebugStringFormatW( L"RegisterSomeExtensions: Register for Microsoft Visio" );
+ }
+ else
+ {
+ registerSomeExtensions( handle, VISIO_START, VISIO_END, false );
+ MsiSetFeatureStateW( handle, L"gm_p_Draw_MSO_Reg", INSTALLSTATE_ABSENT );
+ }
+ return ERROR_SUCCESS;
+}
+
+extern "C" __declspec(dllexport) UINT __stdcall FindRegisteredExtensions( MSIHANDLE handle )
+{
+ if ( IsSetMsiPropW( handle, L"FILETYPEDIALOGUSED" ) )
+ {
+ OutputDebugStringFormatW( L"FindRegisteredExtensions: FILETYPEDIALOGUSED!" );
+ return ERROR_SUCCESS;
+ }
+
+ OutputDebugStringFormatW( L"FindRegisteredExtensions:" );
+
+ bool bRegisterAll = IsSetMsiPropW( handle, L"REGISTER_ALL_MSO_TYPES" );
+
+ if ( IsSetMsiPropW( handle, L"REGISTER_NO_MSO_TYPES" ) )
+ {
+ OutputDebugStringFormatW( L"FindRegisteredExtensions: Register none!" );
+ return ERROR_SUCCESS;
+ }
+ else if ( bRegisterAll )
+ OutputDebugStringFormatW( L"FindRegisteredExtensions: Force all on" );
+ else
+ OutputDebugStringFormatW( L"FindRegisteredExtensions: " );
+
+ // setting the msi properties SELECT_* will force registering for all corresponding
+ // file types
+ if ( IsSetMsiPropW( handle, L"SELECT_WORD" ) )
+ registerSomeExtensions( handle, WORD_START, EXCEL_START, true );
+ if ( IsSetMsiPropW( handle, L"SELECT_EXCEL" ) )
+ registerSomeExtensions( handle, EXCEL_START, POWERPOINT_START, true );
+ if ( IsSetMsiPropW( handle, L"SELECT_POWERPOINT" ) )
+ registerSomeExtensions( handle, POWERPOINT_START, VISIO_START, true );
+ if ( IsSetMsiPropW( handle, L"SELECT_VISIO" ) )
+ registerSomeExtensions( handle, VISIO_START, VISIO_END, true );
+
+ registerForExtensions( handle, bRegisterAll );
+
+ return ERROR_SUCCESS;
+}
+
+static void restoreOldRegistration( LPCWSTR lpSubKey )
+{
+ HKEY hKey = nullptr;
+ LONG lResult = RegOpenKeyExW( HKEY_CLASSES_ROOT, lpSubKey, 0,
+ KEY_QUERY_VALUE|KEY_SET_VALUE, &hKey );
+
+ if ( ERROR_SUCCESS == lResult )
+ {
+ WCHAR szBuffer[1024];
+ DWORD nSize = sizeof( szBuffer );
+
+ lResult = RegQueryValueExW( hKey, L"LOBackupAssociation", nullptr, nullptr,
+ reinterpret_cast<LPBYTE>(szBuffer), &nSize );
+ if ( ERROR_SUCCESS == lResult )
+ {
+ szBuffer[nSize/sizeof(*szBuffer)] = L'\0';
+ HKEY hKey2 = nullptr;
+ lResult = RegOpenKeyExW( HKEY_CLASSES_ROOT, szBuffer, 0,
+ KEY_QUERY_VALUE, &hKey2 );
+ if ( ERROR_SUCCESS == lResult )
+ {
+ WCHAR szBuffer2[1024];
+ DWORD nSize2 = sizeof( szBuffer2 );
+
+ lResult = RegQueryValueExW( hKey2, L"", nullptr, nullptr, reinterpret_cast<LPBYTE>(szBuffer2), &nSize2 );
+ if ( ERROR_SUCCESS == lResult )
+ {
+ WCHAR szBuffer3[1024];
+ DWORD nSize3 = sizeof( szBuffer3 );
+
+ // Try to verify that the old association is OK to restore
+ lResult = RegQueryValueExW( hKey, L"LOBackupAssociationDeref", nullptr, nullptr,
+ reinterpret_cast<LPBYTE>(szBuffer3), &nSize3 );
+ if ( ERROR_SUCCESS == lResult )
+ {
+ if ( nSize2 == nSize3 && wcsncmp (szBuffer2, szBuffer3, nSize2/sizeof(*szBuffer2)) == 0)
+ {
+ // Yep. So restore it
+ RegSetValueExW( hKey, L"", 0, REG_SZ, reinterpret_cast<LPBYTE>(szBuffer), nSize );
+ }
+ }
+ }
+ RegCloseKey( hKey2 );
+ }
+ RegDeleteValueW( hKey, L"LOBackupAssociation" );
+ }
+ RegDeleteValueW( hKey, L"LOBackupAssociationDeref" );
+ RegCloseKey( hKey );
+ }
+}
+
+extern "C" __declspec(dllexport) UINT __stdcall RestoreRegAllMSDoc( MSIHANDLE /*handle*/ )
+{
+ OutputDebugStringFormatW( L"RestoreRegAllMSDoc\n" );
+
+ int nIndex = 0;
+ while ( g_Extensions[nIndex] != nullptr )
+ {
+ restoreOldRegistration( g_Extensions[nIndex] );
+ ++nIndex;
+ }
+
+
+ return ERROR_SUCCESS;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */