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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 .
*/
#include <unotools/securityoptions.hxx>
#include <unotools/configmgr.hxx>
#include <unotools/configitem.hxx>
#include <unotools/ucbhelper.hxx>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <comphelper/propertyvalue.hxx>
#include <comphelper/sequence.hxx>
#include <tools/urlobj.hxx>
#include <unotools/pathoptions.hxx>
#include <officecfg/Office/Common.hxx>
// namespaces
using namespace ::com::sun::star::uno;
constexpr OUStringLiteral PROPERTYNAME_MACRO_TRUSTEDAUTHORS = u"TrustedAuthors";
constexpr OUStringLiteral PROPERTYNAME_TRUSTEDAUTHOR_SUBJECTNAME = u"SubjectName";
constexpr OUStringLiteral PROPERTYNAME_TRUSTEDAUTHOR_SERIALNUMBER = u"SerialNumber";
constexpr OUStringLiteral PROPERTYNAME_TRUSTEDAUTHOR_RAWDATA = u"RawData";
namespace SvtSecurityOptions
{
bool IsReadOnly( EOption eOption )
{
bool bReadonly;
switch(eOption)
{
case SvtSecurityOptions::EOption::SecureUrls :
bReadonly = officecfg::Office::Common::Security::Scripting::SecureURL::isReadOnly();
break;
case SvtSecurityOptions::EOption::DocWarnSaveOrSend:
bReadonly = officecfg::Office::Common::Security::Scripting::WarnSaveOrSendDoc::isReadOnly();
break;
case SvtSecurityOptions::EOption::DocWarnSigning:
bReadonly = officecfg::Office::Common::Security::Scripting::WarnSignDoc::isReadOnly();
break;
case SvtSecurityOptions::EOption::DocWarnPrint:
bReadonly = officecfg::Office::Common::Security::Scripting::WarnPrintDoc::isReadOnly();
break;
case SvtSecurityOptions::EOption::DocWarnCreatePdf:
bReadonly = officecfg::Office::Common::Security::Scripting::WarnCreatePDF::isReadOnly();
break;
case SvtSecurityOptions::EOption::DocWarnRemovePersonalInfo:
bReadonly = officecfg::Office::Common::Security::Scripting::RemovePersonalInfoOnSaving::isReadOnly();
break;
case SvtSecurityOptions::EOption::DocWarnRecommendPassword:
bReadonly = officecfg::Office::Common::Security::Scripting::RecommendPasswordProtection::isReadOnly();
break;
case SvtSecurityOptions::EOption::MacroSecLevel:
bReadonly = officecfg::Office::Common::Security::Scripting::MacroSecurityLevel::isReadOnly();
break;
case SvtSecurityOptions::EOption::MacroTrustedAuthors:
bReadonly = false; // TODO? officecfg::Office::Common::Security::Scripting::TrustedAuthors::isReadOnly();
break;
case SvtSecurityOptions::EOption::CtrlClickHyperlink:
bReadonly = officecfg::Office::Common::Security::Scripting::HyperlinksWithCtrlClick::isReadOnly();
break;
case SvtSecurityOptions::EOption::BlockUntrustedRefererLinks:
bReadonly = officecfg::Office::Common::Security::Scripting::BlockUntrustedRefererLinks::isReadOnly();
break;
default:
assert(false);
bReadonly = true;
}
return bReadonly;
}
std::vector< OUString > GetSecureURLs()
{
if (utl::ConfigManager::IsFuzzing())
return {};
std::vector<OUString> aRet = comphelper::sequenceToContainer<std::vector<OUString>>(
officecfg::Office::Common::Security::Scripting::SecureURL::get());
SvtPathOptions aOpt;
std::transform(aRet.begin(), aRet.end(), aRet.begin(),
[&aOpt](const OUString& rUrl) -> OUString { return aOpt.SubstituteVariable( rUrl ); });
return aRet;
}
void SetSecureURLs( std::vector< OUString >&& urlList )
{
// DBG_ASSERT(!officecfg::SecureURL::isReadOnly(), "SvtSecurityOptions_Impl::SetSecureURLs()\nYou tried to write on a readonly value!\n");
// if (officecfg::SecureURL::isReadOnly())
// return;
std::vector< OUString > lURLs( std::move(urlList) );
SvtPathOptions aOpt;
std::transform(lURLs.begin(), lURLs.end(), lURLs.begin(),
[&aOpt](const OUString& rUrl) -> OUString { return aOpt.UseVariable( rUrl ); });
std::shared_ptr<comphelper::ConfigurationChanges> xChanges = comphelper::ConfigurationChanges::create();
officecfg::Office::Common::Security::Scripting::SecureURL::set(comphelper::containerToSequence(lURLs), xChanges);
xChanges->commit();
}
bool isSecureMacroUri(
OUString const & uri, OUString const & referer)
{
switch (INetURLObject(uri).GetProtocol()) {
case INetProtocol::Macro:
if (uri.startsWithIgnoreAsciiCase("macro:///")) {
// Denotes an App-BASIC macro (see SfxMacroLoader::loadMacro), which
// is considered safe:
return true;
}
[[fallthrough]];
case INetProtocol::Slot:
return referer.equalsIgnoreAsciiCase("private:user")
|| isTrustedLocationUri(referer);
default:
return true;
}
}
bool isUntrustedReferer(OUString const & referer)
{
return IsOptionSet(EOption::BlockUntrustedRefererLinks)
&& !(referer.isEmpty() || referer.startsWithIgnoreAsciiCase("private:")
|| isTrustedLocationUri(referer));
}
bool isTrustedLocationUri(OUString const & uri)
{
for (const auto & url : GetSecureURLs())
{
if (utl::UCBContentHelper::IsSubPath(url, uri))
{
return true;
}
}
return false;
}
bool isTrustedLocationUriForUpdatingLinks(OUString const & uri)
{
return GetMacroSecurityLevel() == 0 || uri.isEmpty()
|| uri.startsWithIgnoreAsciiCase("private:")
|| isTrustedLocationUri(uri);
}
sal_Int32 GetMacroSecurityLevel()
{
return officecfg::Office::Common::Security::Scripting::MacroSecurityLevel::get();
}
void SetMacroSecurityLevel( sal_Int32 _nLevel )
{
if( officecfg::Office::Common::Security::Scripting::MacroSecurityLevel::isReadOnly() )
return;
if( _nLevel > 3 || _nLevel < 0 )
_nLevel = 3;
std::shared_ptr<comphelper::ConfigurationChanges> xChanges = comphelper::ConfigurationChanges::create();
officecfg::Office::Common::Security::Scripting::MacroSecurityLevel::set(_nLevel, xChanges);
xChanges->commit();
}
bool IsMacroDisabled()
{
return officecfg::Office::Common::Security::Scripting::DisableMacrosExecution::get();
}
std::vector< SvtSecurityOptions::Certificate > GetTrustedAuthors()
{
Reference<css::container::XHierarchicalNameAccess> xHierarchyAccess = utl::ConfigManager::acquireTree(u"Office.Common/Security/Scripting");
const Sequence< OUString > lAuthors = utl::ConfigItem::GetNodeNames( xHierarchyAccess, PROPERTYNAME_MACRO_TRUSTEDAUTHORS, utl::ConfigNameFormat::LocalPath );
sal_Int32 c1 = lAuthors.getLength();
if( !c1 )
return {};
sal_Int32 c2 = c1 * 3; // 3 Properties inside Struct TrustedAuthor
Sequence< OUString > lAllAuthors( c2 );
auto plAllAuthors = lAllAuthors.getArray();
sal_Int32 i2 = 0;
OUString aSep( "/" );
for( const auto& rAuthor : lAuthors )
{
plAllAuthors[ i2 ] = PROPERTYNAME_MACRO_TRUSTEDAUTHORS + aSep + rAuthor + aSep + PROPERTYNAME_TRUSTEDAUTHOR_SUBJECTNAME;
++i2;
plAllAuthors[ i2 ] = PROPERTYNAME_MACRO_TRUSTEDAUTHORS + aSep + rAuthor + aSep + PROPERTYNAME_TRUSTEDAUTHOR_SERIALNUMBER;
++i2;
plAllAuthors[ i2 ] = PROPERTYNAME_MACRO_TRUSTEDAUTHORS + aSep + rAuthor + aSep + PROPERTYNAME_TRUSTEDAUTHOR_RAWDATA;
++i2;
}
Sequence< Any > lValues = utl::ConfigItem::GetProperties( xHierarchyAccess, lAllAuthors, /*bAllLocales*/false );
if( lValues.getLength() != c2 )
return {};
std::vector< SvtSecurityOptions::Certificate > aTrustedAuthors;
SvtSecurityOptions::Certificate aCert;
i2 = 0;
for( sal_Int32 i1 = 0; i1 < c1; ++i1 )
{
lValues[ i2 ] >>= aCert.SubjectName;
++i2;
lValues[ i2 ] >>= aCert.SerialNumber;
++i2;
lValues[ i2 ] >>= aCert.RawData;
++i2;
// Filter out TrustedAuthor entries with empty RawData, which
// would cause an unexpected std::bad_alloc in
// SecurityEnvironment_NssImpl::createCertificateFromAscii and
// have been observed in the wild (fdo#55019):
if( !aCert.RawData.isEmpty() )
{
aTrustedAuthors.push_back( aCert );
}
}
return aTrustedAuthors;
}
void SetTrustedAuthors( const std::vector< Certificate >& rAuthors )
{
// DBG_ASSERT(!m_bROTrustedAuthors, "SvtSecurityOptions_Impl::SetTrustedAuthors()\nYou tried to write on a readonly value!\n");
// if( m_bROTrustedAuthors )
// return;
Reference<css::container::XHierarchicalNameAccess> xHierarchyAccess = utl::ConfigManager::acquireTree(u"Office.Common/Security/Scripting");
sal_Int32 nCnt = rAuthors.size();
for( sal_Int32 i = 0; i < nCnt; ++i )
{
OUString aPrefix(
PROPERTYNAME_MACRO_TRUSTEDAUTHORS + "/a"
+ OUString::number(i) + "/");
Sequence< css::beans::PropertyValue > lPropertyValues{
comphelper::makePropertyValue(aPrefix + PROPERTYNAME_TRUSTEDAUTHOR_SUBJECTNAME,
rAuthors[i].SubjectName),
comphelper::makePropertyValue(aPrefix + PROPERTYNAME_TRUSTEDAUTHOR_SERIALNUMBER,
rAuthors[i].SerialNumber),
comphelper::makePropertyValue(aPrefix + PROPERTYNAME_TRUSTEDAUTHOR_RAWDATA,
rAuthors[i].RawData)
};
utl::ConfigItem::SetSetProperties( xHierarchyAccess, PROPERTYNAME_MACRO_TRUSTEDAUTHORS, lPropertyValues );
}
}
bool IsOptionSet( EOption eOption )
{
if (utl::ConfigManager::IsFuzzing())
return false;
bool bSet = false;
switch(eOption)
{
case SvtSecurityOptions::EOption::DocWarnSaveOrSend:
bSet = officecfg::Office::Common::Security::Scripting::WarnSaveOrSendDoc::get();
break;
case SvtSecurityOptions::EOption::DocWarnSigning:
bSet = officecfg::Office::Common::Security::Scripting::WarnSignDoc::get();
break;
case SvtSecurityOptions::EOption::DocWarnPrint:
bSet = officecfg::Office::Common::Security::Scripting::WarnPrintDoc::get();
break;
case SvtSecurityOptions::EOption::DocWarnCreatePdf:
bSet = officecfg::Office::Common::Security::Scripting::WarnCreatePDF::get();
break;
case SvtSecurityOptions::EOption::DocWarnRemovePersonalInfo:
bSet = officecfg::Office::Common::Security::Scripting::RemovePersonalInfoOnSaving::get();
break;
case SvtSecurityOptions::EOption::DocWarnRecommendPassword:
bSet = officecfg::Office::Common::Security::Scripting::RecommendPasswordProtection::get();
break;
case SvtSecurityOptions::EOption::CtrlClickHyperlink:
bSet = officecfg::Office::Common::Security::Scripting::HyperlinksWithCtrlClick::get();
break;
case SvtSecurityOptions::EOption::BlockUntrustedRefererLinks:
bSet = officecfg::Office::Common::Security::Scripting::BlockUntrustedRefererLinks::get();
break;
default:
assert(false);
}
return bSet;
}
void SetOption( EOption eOption, bool bValue )
{
std::shared_ptr<comphelper::ConfigurationChanges> xChanges = comphelper::ConfigurationChanges::create();
switch(eOption)
{
case SvtSecurityOptions::EOption::DocWarnSaveOrSend:
officecfg::Office::Common::Security::Scripting::WarnSaveOrSendDoc::set(bValue, xChanges);
break;
case SvtSecurityOptions::EOption::DocWarnSigning:
officecfg::Office::Common::Security::Scripting::WarnSignDoc::set(bValue, xChanges);
break;
case SvtSecurityOptions::EOption::DocWarnPrint:
officecfg::Office::Common::Security::Scripting::WarnPrintDoc::set(bValue, xChanges);
break;
case SvtSecurityOptions::EOption::DocWarnCreatePdf:
officecfg::Office::Common::Security::Scripting::WarnCreatePDF::set(bValue, xChanges);
break;
case SvtSecurityOptions::EOption::DocWarnRemovePersonalInfo:
officecfg::Office::Common::Security::Scripting::RemovePersonalInfoOnSaving::set(bValue, xChanges);
break;
case SvtSecurityOptions::EOption::DocWarnRecommendPassword:
officecfg::Office::Common::Security::Scripting::RecommendPasswordProtection::set(bValue, xChanges);
break;
case SvtSecurityOptions::EOption::CtrlClickHyperlink:
officecfg::Office::Common::Security::Scripting::HyperlinksWithCtrlClick::set(bValue, xChanges);
break;
case SvtSecurityOptions::EOption::BlockUntrustedRefererLinks:
officecfg::Office::Common::Security::Scripting::BlockUntrustedRefererLinks::set(bValue, xChanges);
break;
default:
assert(false);
}
xChanges->commit();
}
} // namespace SvtSecurityOptions
// map personal info strings to 1, 2, ... to remove personal info
size_t SvtSecurityMapPersonalInfo::GetInfoID( const OUString sPersonalInfo )
{
auto aIter = aInfoIDs.find( sPersonalInfo );
if ( aIter == aInfoIDs.end() )
{
size_t nNewID = aInfoIDs.size() + 1;
aInfoIDs[sPersonalInfo] = nNewID;
return nNewID;
}
return aIter->second;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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