/* -*- 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 <com/sun/star/uno/Exception.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/beans/NamedValue.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/container/XEnumeration.hpp>
#include <com/sun/star/document/XTypeDetection.hpp>
#include <com/sun/star/container/XContainerQuery.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/task/XInteractionHandler.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <comphelper/sequenceashashmap.hxx>
#include <sot/exchange.hxx>
#include <utility>
#include <vcl/svapp.hxx>
#include <vcl/weld.hxx>
#include <rtl/ustring.hxx>
#include <rtl/ustrbuf.hxx>
#include <sal/log.hxx>
#include <svl/stritem.hxx>
#include <comphelper/processfactory.hxx>
#include <sal/types.h>
#include <com/sun/star/uno/Reference.hxx>
#include <unotools/moduleoptions.hxx>
#include <unotools/mediadescriptor.hxx>
#include <tools/urlobj.hxx>
#include <unotools/syslocale.hxx>
#include <unotools/charclass.hxx>
#include <sfx2/docfilt.hxx>
#include <sfx2/fcontnr.hxx>
#include <sfxtypes.hxx>
#include <sfx2/docfile.hxx>
#include <sfx2/strings.hrc>
#include <sfx2/sfxresid.hxx>
#include <sfx2/objsh.hxx>
#include <sfx2/sfxsids.hrc>
#include "fltlst.hxx"
#include <arrdecl.hxx>
#include <vector>
#include <memory>
#if defined(DBG_UTIL)
unsigned SfxStack::nLevel = 0;
#endif
using namespace com::sun::star;
static SfxFilterList_Impl* pFilterArr = nullptr;
static bool bFirstRead = true;
static void CreateFilterArr()
{
static SfxFilterList_Impl theSfxFilterArray;
pFilterArr = &theSfxFilterArray;
static SfxFilterListener theSfxFilterListener;
}
static OUString ToUpper_Impl( const OUString &rStr )
{
return SvtSysLocale().GetCharClass().uppercase( rStr );
}
class SfxFilterContainer_Impl
{
public:
OUString aName;
explicit SfxFilterContainer_Impl( OUString _aName )
: aName(std::move( _aName ))
{
}
};
std::shared_ptr<const SfxFilter> SfxFilterContainer::GetFilter4EA(const OUString& rEA, SfxFilterFlags nMust, SfxFilterFlags nDont) const
{
SfxFilterMatcher aMatch(pImpl->aName);
return aMatch.GetFilter4EA(rEA, nMust, nDont);
}
std::shared_ptr<const SfxFilter> SfxFilterContainer::GetFilter4Extension(const OUString& rExt, SfxFilterFlags nMust, SfxFilterFlags nDont) const
{
SfxFilterMatcher aMatch(pImpl->aName);
return aMatch.GetFilter4Extension(rExt, nMust, nDont);
}
std::shared_ptr<const SfxFilter> SfxFilterContainer::GetFilter4FilterName(const OUString& rName, SfxFilterFlags nMust, SfxFilterFlags nDont) const
{
SfxFilterMatcher aMatch(pImpl->aName);
return aMatch.GetFilter4FilterName(rName, nMust, nDont);
}
std::shared_ptr<const SfxFilter> SfxFilterContainer::GetAnyFilter( SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
SfxFilterMatcher aMatch( pImpl->aName );
return aMatch.GetAnyFilter( nMust, nDont );
}
SfxFilterContainer::SfxFilterContainer( const OUString& rName )
: pImpl( new SfxFilterContainer_Impl( rName ) )
{
}
SfxFilterContainer::~SfxFilterContainer()
{
}
OUString const & SfxFilterContainer::GetName() const
{
return pImpl->aName;
}
std::shared_ptr<const SfxFilter> SfxFilterContainer::GetDefaultFilter_Impl( std::u16string_view rName )
{
// Try to find out the type of factory.
// Interpret given name as Service- and ShortName!
SvtModuleOptions aOpt;
SvtModuleOptions::EFactory eFactory = SvtModuleOptions::ClassifyFactoryByServiceName(rName);
if (eFactory == SvtModuleOptions::EFactory::UNKNOWN_FACTORY)
eFactory = SvtModuleOptions::ClassifyFactoryByShortName(rName);
// could not classify factory by its service nor by its short name.
// Must be an unknown factory! => return NULL
if (eFactory == SvtModuleOptions::EFactory::UNKNOWN_FACTORY)
return nullptr;
// For the following code we need some additional information.
const OUString& sServiceName = aOpt.GetFactoryName(eFactory);
OUString sDefaultFilter = aOpt.GetFactoryDefaultFilter(eFactory);
// Try to get the default filter. Don't forget to verify it.
// May the set default filter does not exists any longer or
// does not fit the given factory.
const SfxFilterMatcher aMatcher;
std::shared_ptr<const SfxFilter> pFilter = aMatcher.GetFilter4FilterName(sDefaultFilter);
if (
pFilter &&
!pFilter->GetServiceName().equalsIgnoreAsciiCase(sServiceName)
)
{
pFilter = nullptr;
}
// If at least no default filter could be located - use any filter of this
// factory.
if (!pFilter)
{
if ( bFirstRead )
ReadFilters_Impl();
for (const std::shared_ptr<const SfxFilter>& pCheckFilter : *pFilterArr)
{
if ( pCheckFilter->GetServiceName().equalsIgnoreAsciiCase(sServiceName) )
{
pFilter = pCheckFilter;
break;
}
}
}
return pFilter;
}
// Impl-Data is shared between all FilterMatchers of the same factory
class SfxFilterMatcher_Impl
{
public:
OUString aName;
mutable SfxFilterList_Impl* pList; // is created on demand
void InitForIterating() const;
void Update() const;
explicit SfxFilterMatcher_Impl(OUString _aName)
: aName(std::move(_aName))
, pList(nullptr)
{
}
~SfxFilterMatcher_Impl()
{
// SfxFilterMatcher_Impl::InitForIterating() will set pList to
// either the global filter array matcher pFilterArr, or to
// a new SfxFilterList_Impl.
if (pList != pFilterArr)
delete pList;
}
};
namespace
{
std::vector<std::unique_ptr<SfxFilterMatcher_Impl> > aImplArr;
int nSfxFilterMatcherCount;
SfxFilterMatcher_Impl & getSfxFilterMatcher_Impl(const OUString &rName)
{
OUString aName;
if (!rName.isEmpty())
aName = SfxObjectShell::GetServiceNameFromFactory(rName);
// find the impl-Data of any comparable FilterMatcher that was created
// previously
for (std::unique_ptr<SfxFilterMatcher_Impl>& aImpl : aImplArr)
if (aImpl->aName == aName)
return *aImpl;
// first Matcher created for this factory
aImplArr.push_back(std::make_unique<SfxFilterMatcher_Impl>(aName));
return *aImplArr.back();
}
}
SfxFilterMatcher::SfxFilterMatcher( const OUString& rName )
: m_rImpl( getSfxFilterMatcher_Impl(rName) )
{
++nSfxFilterMatcherCount;
}
SfxFilterMatcher::SfxFilterMatcher()
: m_rImpl( getSfxFilterMatcher_Impl(OUString()) )
{
// global FilterMatcher always uses global filter array (also created on
// demand)
++nSfxFilterMatcherCount;
}
SfxFilterMatcher::~SfxFilterMatcher()
{
--nSfxFilterMatcherCount;
if (nSfxFilterMatcherCount == 0)
aImplArr.clear();
}
void SfxFilterMatcher_Impl::Update() const
{
if ( pList )
{
// this List was already used
pList->clear();
for (const std::shared_ptr<const SfxFilter>& pFilter : *pFilterArr)
{
if ( pFilter->GetServiceName() == aName )
pList->push_back( pFilter );
}
}
}
void SfxFilterMatcher_Impl::InitForIterating() const
{
if ( pList )
return;
if ( bFirstRead )
// global filter array has not been created yet
SfxFilterContainer::ReadFilters_Impl();
if ( !aName.isEmpty() )
{
// matcher of factory: use only filters of that document type
pList = new SfxFilterList_Impl;
Update();
}
else
{
// global matcher: use global filter array
pList = pFilterArr;
}
}
std::shared_ptr<const SfxFilter> SfxFilterMatcher::GetAnyFilter( SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
m_rImpl.InitForIterating();
for (const std::shared_ptr<const SfxFilter>& pFilter : *m_rImpl.pList)
{
SfxFilterFlags nFlags = pFilter->GetFilterFlags();
if ( (nFlags & nMust) == nMust && !(nFlags & nDont ) )
return pFilter;
}
return nullptr;
}
ErrCode SfxFilterMatcher::GuessFilterIgnoringContent(
SfxMedium const & rMedium,
std::shared_ptr<const SfxFilter>& rpFilter ) const
{
uno::Reference<document::XTypeDetection> xDetection(
comphelper::getProcessServiceFactory()->createInstance(u"com.sun.star.document.TypeDetection"_ustr), uno::UNO_QUERY);
OUString sTypeName;
try
{
sTypeName = xDetection->queryTypeByURL( rMedium.GetURLObject().GetMainURL( INetURLObject::DecodeMechanism::NONE ) );
}
catch (uno::Exception&)
{
}
rpFilter = nullptr;
if ( !sTypeName.isEmpty() )
{
// make sure filter list is initialized
m_rImpl.InitForIterating();
rpFilter = GetFilter4EA( sTypeName );
}
return rpFilter ? ERRCODE_NONE : ERRCODE_ABORT;
}
ErrCode SfxFilterMatcher::GuessFilter( SfxMedium& rMedium, std::shared_ptr<const SfxFilter>& rpFilter, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
return GuessFilterControlDefaultUI( rMedium, rpFilter, nMust, nDont );
}
ErrCode SfxFilterMatcher::GuessFilterControlDefaultUI( SfxMedium& rMedium, std::shared_ptr<const SfxFilter>& rpFilter, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
std::shared_ptr<const SfxFilter> pOldFilter = rpFilter;
// no detection service -> nothing to do !
uno::Reference<document::XTypeDetection> xDetection(
comphelper::getProcessServiceFactory()->createInstance(u"com.sun.star.document.TypeDetection"_ustr), uno::UNO_QUERY);
if (!xDetection.is())
return ERRCODE_ABORT;
try
{
// open the stream one times only ...
// Otherwise it will be tried more than once and show the same interaction more than once ...
OUString sURL( rMedium.GetURLObject().GetMainURL( INetURLObject::DecodeMechanism::NONE ) );
uno::Reference< io::XInputStream > xInStream = rMedium.GetInputStream();
OUString aFilterName;
OUString sTypeName;
// stream exists => deep detection (with preselection ... if possible)
if (xInStream.is())
{
utl::MediaDescriptor aDescriptor;
aDescriptor[utl::MediaDescriptor::PROP_URL ] <<= sURL;
aDescriptor[utl::MediaDescriptor::PROP_INPUTSTREAM ] <<= xInStream;
aDescriptor[utl::MediaDescriptor::PROP_INTERACTIONHANDLER] <<= rMedium.GetInteractionHandler();
SfxStringItem const * it = rMedium.GetItemSet().GetItem(SID_REFERER);
if (it != nullptr) {
aDescriptor[utl::MediaDescriptor::PROP_REFERRER]
<<= it->GetValue();
}
if ( !m_rImpl.aName.isEmpty() )
aDescriptor[utl::MediaDescriptor::PROP_DOCUMENTSERVICE] <<= m_rImpl.aName;
if ( pOldFilter )
{
aDescriptor[utl::MediaDescriptor::PROP_TYPENAME ] <<= pOldFilter->GetTypeName();
aDescriptor[utl::MediaDescriptor::PROP_FILTERNAME] <<= pOldFilter->GetFilterName();
}
uno::Sequence< beans::PropertyValue > lDescriptor = aDescriptor.getAsConstPropertyValueList();
sTypeName = xDetection->queryTypeByDescriptor(lDescriptor, true); // lDescriptor is used as In/Out param ... don't use aDescriptor.getAsConstPropertyValueList() directly!
for (const auto& rProp : lDescriptor)
{
if (rProp.Name == "FilterName")
// Type detection picked a preferred filter for this format.
aFilterName = rProp.Value.get<OUString>();
}
}
// no stream exists => try flat detection without preselection as fallback
else
sTypeName = xDetection->queryTypeByURL(sURL);
if (!sTypeName.isEmpty())
{
std::shared_ptr<const SfxFilter> xNewFilter;
if (!aFilterName.isEmpty())
// Type detection returned a suitable filter for this. Use it.
xNewFilter = SfxFilter::GetFilterByName(aFilterName);
// fdo#78742 respect requested document service if set
if (!xNewFilter || (!m_rImpl.aName.isEmpty()
&& m_rImpl.aName != xNewFilter->GetServiceName()))
{
// detect filter by given type
// In case of this matcher is bound to a particular document type:
// If there is no acceptable type for this document at all, the type detection has possibly returned something else.
// The DocumentService property is only a preselection, and all preselections are considered as optional!
// This "wrong" type will be sorted out now because we match only allowed filters to the detected type
uno::Sequence< beans::NamedValue > lQuery { { u"Name"_ustr, css::uno::Any(sTypeName) } };
xNewFilter = GetFilterForProps(lQuery, nMust, nDont);
}
if (xNewFilter)
{
rpFilter = std::move(xNewFilter);
return ERRCODE_NONE;
}
}
}
catch (const uno::Exception&)
{}
return ERRCODE_ABORT;
}
bool SfxFilterMatcher::IsFilterInstalled_Impl( const std::shared_ptr<const SfxFilter>& pFilter )
{
if ( pFilter->GetFilterFlags() & SfxFilterFlags::MUSTINSTALL )
{
// Here could a re-installation be offered
OUString aText( SfxResId(STR_FILTER_NOT_INSTALLED) );
aText = aText.replaceFirst( "$(FILTER)", pFilter->GetUIName() );
std::unique_ptr<weld::MessageDialog> xQueryBox(Application::CreateMessageDialog(nullptr,
VclMessageType::Question, VclButtonsType::YesNo,
aText));
xQueryBox->set_default_response(RET_YES);
short nRet = xQueryBox->run();
if ( nRet == RET_YES )
{
#ifdef DBG_UTIL
// Start Setup
std::unique_ptr<weld::MessageDialog> xInfoBox(Application::CreateMessageDialog(nullptr,
VclMessageType::Info, VclButtonsType::Ok,
u"Here should the Setup now be starting!"_ustr));
xInfoBox->run();
#endif
// Installation must still give feedback if it worked or not,
// then the Filterflag be deleted
}
return ( !(pFilter->GetFilterFlags() & SfxFilterFlags::MUSTINSTALL) );
}
else if ( pFilter->GetFilterFlags() & SfxFilterFlags::CONSULTSERVICE )
{
OUString aText( SfxResId(STR_FILTER_CONSULT_SERVICE) );
aText = aText.replaceFirst( "$(FILTER)", pFilter->GetUIName() );
std::unique_ptr<weld::MessageDialog> xInfoBox(Application::CreateMessageDialog(nullptr,
VclMessageType::Info, VclButtonsType::Ok,
aText));
xInfoBox->run();
return false;
}
else
return true;
}
ErrCode SfxFilterMatcher::DetectFilter( SfxMedium& rMedium, std::shared_ptr<const SfxFilter>& rpFilter ) const
/* [Description]
Here the Filter selection box is pulled up. Otherwise GuessFilter
*/
{
std::shared_ptr<const SfxFilter> pFilter = rMedium.GetFilter();
if ( pFilter )
{
if( !IsFilterInstalled_Impl( pFilter ) )
pFilter = nullptr;
else
{
const SfxStringItem* pSalvageItem = rMedium.GetItemSet().GetItem(SID_DOC_SALVAGE, false);
if ( ( pFilter->GetFilterFlags() & SfxFilterFlags::PACKED ) && pSalvageItem )
// Salvage is always done without packing
pFilter = nullptr;
}
}
bool bPreview = rMedium.IsPreview_Impl();
const SfxStringItem* pReferer = rMedium.GetItemSet().GetItem(SID_REFERER, false);
if ( bPreview && rMedium.IsRemote() && ( !pReferer || !pReferer->GetValue().match("private:searchfolder:") ) )
return ERRCODE_ABORT;
ErrCode nErr = GuessFilter( rMedium, pFilter );
if ( nErr == ERRCODE_ABORT )
return nErr;
if ( nErr == ERRCODE_IO_PENDING )
{
rpFilter = pFilter;
return nErr;
}
if ( !pFilter )
{
std::shared_ptr<const SfxFilter> pInstallFilter;
// Now test the filter which are not installed (ErrCode is irrelevant)
GuessFilter( rMedium, pInstallFilter, SfxFilterFlags::IMPORT, SfxFilterFlags::CONSULTSERVICE );
if ( pInstallFilter )
{
if ( IsFilterInstalled_Impl( pInstallFilter ) )
{
// Maybe the filter was installed afterwards.
pFilter = std::move(pInstallFilter);
}
}
else
{
// Now test the filter, which first must be obtained by Star
// (ErrCode is irrelevant)
GuessFilter( rMedium, pInstallFilter, SfxFilterFlags::IMPORT, SfxFilterFlags::NONE );
if ( pInstallFilter )
IsFilterInstalled_Impl( pInstallFilter );
}
}
bool bHidden = bPreview;
const SfxStringItem* pFlags = rMedium.GetItemSet().GetItem(SID_OPTIONS, false);
if ( !bHidden && pFlags )
{
OUString aFlags( pFlags->GetValue() );
aFlags = aFlags.toAsciiUpperCase();
if( -1 != aFlags.indexOf( 'H' ) )
bHidden = true;
}
rpFilter = pFilter;
if ( bHidden )
nErr = pFilter ? ERRCODE_NONE : ERRCODE_ABORT;
return nErr;
}
std::shared_ptr<const SfxFilter> SfxFilterMatcher::GetFilterForProps( const css::uno::Sequence < beans::NamedValue >& aSeq, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
uno::Reference< lang::XMultiServiceFactory > xServiceManager = ::comphelper::getProcessServiceFactory();
if( !xServiceManager )
return nullptr;
static constexpr OUStringLiteral sTypeDetection = u"com.sun.star.document.TypeDetection";
uno::Reference< container::XContainerQuery > xTypeCFG( xServiceManager->createInstance( sTypeDetection ), uno::UNO_QUERY );
if ( !xTypeCFG )
return nullptr;
// make query for all types matching the properties
uno::Reference < css::container::XEnumeration > xEnum = xTypeCFG->createSubSetEnumerationByProperties( aSeq );
uno::Sequence<beans::PropertyValue> aProps;
while ( xEnum->hasMoreElements() )
{
static constexpr OUStringLiteral sPreferredFilter = u"PreferredFilter";
static constexpr OUStringLiteral sName = u"Name";
xEnum->nextElement() >>= aProps;
OUString aValue, aName;
for( const auto & rPropVal : aProps)
{
if (rPropVal.Name == sPreferredFilter)
rPropVal.Value >>= aValue;
else if (rPropVal.Name == sName)
rPropVal.Value >>= aName;
}
// try to get the preferred filter (works without loading all filters!)
if ( !aValue.isEmpty() )
{
std::shared_ptr<const SfxFilter> pFilter = SfxFilter::GetFilterByName( aValue );
if ( !pFilter || (pFilter->GetFilterFlags() & nMust) != nMust || (pFilter->GetFilterFlags() & nDont ) )
// check for filter flags
// pFilter == 0: if preferred filter is a Writer filter, but Writer module is not installed
continue;
if ( !m_rImpl.aName.isEmpty() )
{
// if this is not the global FilterMatcher: check if filter matches the document type
if ( pFilter->GetServiceName() != m_rImpl.aName )
{
// preferred filter belongs to another document type; now we must search the filter
m_rImpl.InitForIterating();
pFilter = GetFilter4EA( aName, nMust, nDont );
if ( pFilter )
return pFilter;
}
else
return pFilter;
}
else
return pFilter;
}
}
return nullptr;
}
std::shared_ptr<const SfxFilter> SfxFilterMatcher::GetFilter4Mime( const OUString& rMediaType, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
if ( m_rImpl.pList )
{
for (const std::shared_ptr<const SfxFilter>& pFilter : *m_rImpl.pList)
{
SfxFilterFlags nFlags = pFilter->GetFilterFlags();
if ( (nFlags & nMust) == nMust && !(nFlags & nDont ) && pFilter->GetMimeType() == rMediaType )
return pFilter;
}
return nullptr;
}
css::uno::Sequence < css::beans::NamedValue > aSeq { { u"MediaType"_ustr, css::uno::Any(rMediaType) } };
return GetFilterForProps( aSeq, nMust, nDont );
}
std::shared_ptr<const SfxFilter> SfxFilterMatcher::GetFilter4EA( const OUString& rType, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
if ( m_rImpl.pList )
{
std::shared_ptr<const SfxFilter> pFirst;
for (const std::shared_ptr<const SfxFilter>& pFilter : *m_rImpl.pList)
{
SfxFilterFlags nFlags = pFilter->GetFilterFlags();
if ( (nFlags & nMust) == nMust && !(nFlags & nDont ) && pFilter->GetTypeName() == rType )
{
if (nFlags & SfxFilterFlags::PREFERED)
return pFilter;
if (!pFirst)
pFirst = pFilter;
}
}
if (pFirst)
return pFirst;
return nullptr;
}
css::uno::Sequence < css::beans::NamedValue > aSeq { { u"Name"_ustr, css::uno::Any(rType) } };
return GetFilterForProps( aSeq, nMust, nDont );
}
std::shared_ptr<const SfxFilter> SfxFilterMatcher::GetFilter4Extension( const OUString& rExt, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
if ( m_rImpl.pList )
{
if (OUString sExt = ToUpper_Impl(rExt); !sExt.isEmpty())
{
if (sExt[0] != '.')
sExt = "." + sExt;
for (const std::shared_ptr<const SfxFilter>& pFilter : *m_rImpl.pList)
{
SfxFilterFlags nFlags = pFilter->GetFilterFlags();
if ((nFlags & nMust) == nMust && !(nFlags & nDont))
{
OUString sWildCard = ToUpper_Impl(pFilter->GetWildcard().getGlob());
WildCard aCheck(sWildCard, ';');
if (aCheck.Matches(sExt))
return pFilter;
}
}
}
return nullptr;
}
// Use extension without dot!
OUString sExt( rExt );
if ( sExt.startsWith(".") )
sExt = sExt.copy(1);
css::uno::Sequence < css::beans::NamedValue > aSeq
{ { u"Extensions"_ustr, css::uno::Any(uno::Sequence < OUString > { sExt } ) } };
return GetFilterForProps( aSeq, nMust, nDont );
}
std::shared_ptr<const SfxFilter> SfxFilterMatcher::GetFilter4ClipBoardId( SotClipboardFormatId nId, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
if (nId == SotClipboardFormatId::NONE)
return nullptr;
css::uno::Sequence < css::beans::NamedValue > aSeq
{ { u"ClipboardFormat"_ustr, css::uno::Any(SotExchange::GetFormatName( nId )) } };
return GetFilterForProps( aSeq, nMust, nDont );
}
std::shared_ptr<const SfxFilter> SfxFilterMatcher::GetFilter4UIName( std::u16string_view rName, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
m_rImpl.InitForIterating();
std::shared_ptr<const SfxFilter> pFirstFilter;
for (const std::shared_ptr<const SfxFilter>& pFilter : *m_rImpl.pList)
{
SfxFilterFlags nFlags = pFilter->GetFilterFlags();
if ( (nFlags & nMust) == nMust &&
!(nFlags & nDont ) && pFilter->GetUIName() == rName )
{
if ( pFilter->GetFilterFlags() & SfxFilterFlags::PREFERED )
return pFilter;
else if ( !pFirstFilter )
pFirstFilter = pFilter;
}
}
return pFirstFilter;
}
std::shared_ptr<const SfxFilter> SfxFilterMatcher::GetFilter4FilterName( const OUString& rName, SfxFilterFlags nMust, SfxFilterFlags nDont ) const
{
std::u16string_view aName( rName );
sal_Int32 nIndex = rName.indexOf(": ");
if ( nIndex != -1 )
{
SAL_WARN( "sfx.bastyp", "Old filter name used!");
aName = rName.subView( nIndex + 2 );
}
if ( bFirstRead )
{
uno::Reference< lang::XMultiServiceFactory > xServiceManager = ::comphelper::getProcessServiceFactory();
uno::Reference< container::XNameAccess > xFilterCFG ;
uno::Reference< container::XNameAccess > xTypeCFG ;
if( xServiceManager.is() )
{
static constexpr OUStringLiteral sFilterFactory = u"com.sun.star.document.FilterFactory";
static constexpr OUStringLiteral sTypeDetection = u"com.sun.star.document.TypeDetection";
xFilterCFG.set( xServiceManager->createInstance( sFilterFactory ), uno::UNO_QUERY );
xTypeCFG.set( xServiceManager->createInstance( sTypeDetection ), uno::UNO_QUERY );
}
if( xFilterCFG.is() && xTypeCFG.is() )
{
if ( !pFilterArr )
CreateFilterArr();
else
{
for (const std::shared_ptr<const SfxFilter>& pFilter : *pFilterArr)
{
SfxFilterFlags nFlags = pFilter->GetFilterFlags();
if ((nFlags & nMust) == nMust && !(nFlags & nDont) && pFilter->GetFilterName().equalsIgnoreAsciiCase(aName))
return pFilter;
}
}
SfxFilterContainer::ReadSingleFilter_Impl( rName, xTypeCFG, xFilterCFG, false );
}
}
SfxFilterList_Impl* pList = m_rImpl.pList;
if ( !pList )
pList = pFilterArr;
for (const std::shared_ptr<const SfxFilter>& pFilter : *pList)
{
SfxFilterFlags nFlags = pFilter->GetFilterFlags();
if ( (nFlags & nMust) == nMust && !(nFlags & nDont ) && pFilter->GetFilterName().equalsIgnoreAsciiCase(aName))
return pFilter;
}
return nullptr;
}
IMPL_LINK( SfxFilterMatcher, MaybeFileHdl_Impl, OUString*, pString, bool )
{
std::shared_ptr<const SfxFilter> pFilter = GetFilter4Extension( *pString );
return pFilter &&
!pFilter->GetWildcard().Matches(u"") &&
!pFilter->GetWildcard().Matches(u"*.*") &&
!pFilter->GetWildcard().Matches(u"*");
}
SfxFilterMatcherIter::SfxFilterMatcherIter(
const SfxFilterMatcher& rMatcher,
SfxFilterFlags nOrMaskP, SfxFilterFlags nAndMaskP )
: nOrMask( nOrMaskP ), nAndMask( nAndMaskP ),
nCurrent(0), m_rMatch(rMatcher.m_rImpl)
{
if( nOrMask == static_cast<SfxFilterFlags>(0xffff) ) //Due to faulty build on s
nOrMask = SfxFilterFlags::NONE;
m_rMatch.InitForIterating();
}
std::shared_ptr<const SfxFilter> SfxFilterMatcherIter::Find_Impl()
{
std::shared_ptr<const SfxFilter> pFilter;
while( nCurrent < m_rMatch.pList->size() )
{
pFilter = (*m_rMatch.pList)[nCurrent++];
SfxFilterFlags nFlags = pFilter->GetFilterFlags();
if( ((nFlags & nOrMask) == nOrMask ) && !(nFlags & nAndMask ) )
break;
pFilter = nullptr;
}
return pFilter;
}
std::shared_ptr<const SfxFilter> SfxFilterMatcherIter::First()
{
nCurrent = 0;
return Find_Impl();
}
std::shared_ptr<const SfxFilter> SfxFilterMatcherIter::Next()
{
return Find_Impl();
}
/*---------------------------------------------------------------
helper to build own formatted string from given stringlist by
using given separator
---------------------------------------------------------------*/
static OUString implc_convertStringlistToString( const uno::Sequence< OUString >& lList ,
sal_Unicode cSeparator,
std::u16string_view sPrefix )
{
OUStringBuffer sString ( 1000 ) ;
sal_Int32 nCount = lList.getLength();
sal_Int32 nItem = 0 ;
for( nItem=0; nItem<nCount; ++nItem )
{
if( !sPrefix.empty() )
{
sString.append( sPrefix );
}
sString.append( lList[nItem] );
if( nItem+1<nCount )
{
sString.append( cSeparator );
}
}
return sString.makeStringAndClear();
}
void SfxFilterContainer::ReadSingleFilter_Impl(
const OUString& rName,
const uno::Reference< container::XNameAccess >& xTypeCFG,
const uno::Reference< container::XNameAccess >& xFilterCFG,
bool bUpdate
)
{
OUString sFilterName( rName );
SfxFilterList_Impl& rList = *pFilterArr;
uno::Sequence< beans::PropertyValue > lFilterProperties;
uno::Any aResult;
try
{
aResult = xFilterCFG->getByName( sFilterName );
}
catch( container::NoSuchElementException& )
{
aResult = uno::Any();
}
if( !(aResult >>= lFilterProperties) )
return;
// collect information to add filter to container
// (attention: some information aren't available on filter directly ... you must search for corresponding type too!)
SfxFilterFlags nFlags = SfxFilterFlags::NONE;
SotClipboardFormatId nClipboardId = SotClipboardFormatId::NONE;
sal_Int32 nFormatVersion = 0 ;
OUString sMimeType ;
OUString sType ;
OUString sUIName ;
OUString sHumanName ;
OUString sDefaultTemplate ;
OUString sUserData ;
OUString sExtension ;
OUString sServiceName ;
bool bEnabled = true ;
// first get directly available properties
for (const auto& rFilterProperty : lFilterProperties)
{
if ( rFilterProperty.Name == "FileFormatVersion" )
{
rFilterProperty.Value >>= nFormatVersion;
}
else if ( rFilterProperty.Name == "TemplateName" )
{
rFilterProperty.Value >>= sDefaultTemplate;
}
else if ( rFilterProperty.Name == "Flags" )
{
sal_Int32 nTmp(0);
rFilterProperty.Value >>= nTmp;
assert((nTmp & ~o3tl::typed_flags<SfxFilterFlags>::mask) == 0);
nFlags = static_cast<SfxFilterFlags>(nTmp);
}
else if ( rFilterProperty.Name == "UIName" )
{
rFilterProperty.Value >>= sUIName;
}
else if ( rFilterProperty.Name == "UserData" )
{
uno::Sequence< OUString > lUserData;
rFilterProperty.Value >>= lUserData;
sUserData = implc_convertStringlistToString( lUserData, ',', u"" );
}
else if ( rFilterProperty.Name == "DocumentService" )
{
rFilterProperty.Value >>= sServiceName;
}
else if (rFilterProperty.Name == "ExportExtension")
{
// Extension preferred by the filter. This takes precedence
// over those that are given in the file format type.
rFilterProperty.Value >>= sExtension;
sExtension = "*." + sExtension;
}
else if ( rFilterProperty.Name == "Type" )
{
rFilterProperty.Value >>= sType;
// Try to get filter .. but look for any exceptions!
// May be filter was deleted by another thread ...
try
{
aResult = xTypeCFG->getByName( sType );
}
catch (const container::NoSuchElementException&)
{
aResult = uno::Any();
}
uno::Sequence< beans::PropertyValue > lTypeProperties;
if( aResult >>= lTypeProperties )
{
// get indirect available properties then (types)
for (const auto& rTypeProperty : lTypeProperties)
{
if ( rTypeProperty.Name == "ClipboardFormat" )
{
rTypeProperty.Value >>= sHumanName;
}
else if ( rTypeProperty.Name == "MediaType" )
{
rTypeProperty.Value >>= sMimeType;
}
else if ( rTypeProperty.Name == "Extensions" )
{
if (sExtension.isEmpty())
{
uno::Sequence< OUString > lExtensions;
rTypeProperty.Value >>= lExtensions;
sExtension = implc_convertStringlistToString( lExtensions, ';', u"*." );
}
}
}
}
}
else if ( rFilterProperty.Name == "Enabled" )
{
rFilterProperty.Value >>= bEnabled;
}
}
if ( sServiceName.isEmpty() )
return;
// old formats are found ... using HumanPresentableName!
if( !sHumanName.isEmpty() )
{
nClipboardId = SotExchange::RegisterFormatName( sHumanName );
// For external filters ignore clipboard IDs
if(nFlags & SfxFilterFlags::STARONEFILTER)
{
nClipboardId = SotClipboardFormatId::NONE;
}
}
// register SfxFilter
// first erase module name from old filter names!
// e.g: "scalc: DIF" => "DIF"
sal_Int32 nStartRealName = sFilterName.indexOf( ": " );
if( nStartRealName != -1 )
{
SAL_WARN( "sfx.bastyp", "Old format, not supported!");
sFilterName = sFilterName.copy( nStartRealName+2 );
}
std::shared_ptr<const SfxFilter> pFilter = bUpdate ? SfxFilter::GetFilterByName( sFilterName ) : nullptr;
if (!pFilter)
{
pFilter = std::make_shared<SfxFilter>( sFilterName ,
sExtension ,
nFlags ,
nClipboardId ,
sType ,
sMimeType ,
sUserData ,
sServiceName ,
bEnabled );
rList.push_back( pFilter );
}
else
{
SfxFilter* pFilt = const_cast<SfxFilter*>(pFilter.get());
pFilt->maFilterName = sFilterName;
pFilt->aWildCard = WildCard(sExtension, ';');
pFilt->nFormatType = nFlags;
pFilt->lFormat = nClipboardId;
pFilt->aTypeName = sType;
pFilt->aMimeType = sMimeType;
pFilt->aUserData = sUserData;
pFilt->aServiceName = sServiceName;
pFilt->mbEnabled = bEnabled;
}
SfxFilter* pFilt = const_cast<SfxFilter*>(pFilter.get());
// Don't forget to set right UIName!
// Otherwise internal name is used as fallback ...
pFilt->SetUIName( sUIName );
pFilt->SetDefaultTemplate( sDefaultTemplate );
if( nFormatVersion )
{
pFilt->SetVersion( nFormatVersion );
}
}
void SfxFilterContainer::ReadFilters_Impl( bool bUpdate )
{
if ( !pFilterArr )
{
CreateFilterArr();
assert(pFilterArr);
}
bFirstRead = false;
SfxFilterList_Impl& rList = *pFilterArr;
try
{
// get the FilterFactory service to access the registered filters ... and types!
uno::Reference< lang::XMultiServiceFactory > xServiceManager = ::comphelper::getProcessServiceFactory();
uno::Reference< container::XNameAccess > xFilterCFG ;
uno::Reference< container::XNameAccess > xTypeCFG ;
if( xServiceManager.is() )
{
xFilterCFG.set( xServiceManager->createInstance( u"com.sun.star.document.FilterFactory"_ustr ), uno::UNO_QUERY );
xTypeCFG.set( xServiceManager->createInstance( u"com.sun.star.document.TypeDetection"_ustr ), uno::UNO_QUERY );
}
if( xFilterCFG.is() && xTypeCFG.is() )
{
// select right query to get right set of filters for search module
const uno::Sequence< OUString > lFilterNames = xFilterCFG->getElementNames();
if ( lFilterNames.hasElements() )
{
// If list of filters already exist ...
// ReadExternalFilters must work in update mode.
// Best way seems to mark all filters NOT_INSTALLED
// and change it back for all valid filters afterwards.
if( !rList.empty() )
{
bUpdate = true;
for (const std::shared_ptr<const SfxFilter>& pFilter : rList)
{
SfxFilter* pNonConstFilter = const_cast<SfxFilter*>(pFilter.get());
pNonConstFilter->nFormatType |= SFX_FILTER_NOTINSTALLED;
}
}
// get all properties of filters ... put it into the filter container
for( const OUString& sFilterName : lFilterNames )
{
// Try to get filter .. but look for any exceptions!
// May be filter was deleted by another thread ...
ReadSingleFilter_Impl( sFilterName, xTypeCFG, xFilterCFG, bUpdate );
}
}
}
}
catch(const uno::Exception&)
{
SAL_WARN( "sfx.bastyp", "SfxFilterContainer::ReadFilter()\nException detected. Possible not all filters could be cached." );
}
if ( bUpdate )
{
// global filter array was modified, factory specific ones might need an
// update too
for (const auto& aImpl : aImplArr)
aImpl->Update();
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
↑ V530 The return value of function 'GuessFilter' is required to be utilized.
↑ V530 The return value of function 'GuessFilter' is required to be utilized.
↑ V530 The return value of function 'append' is required to be utilized.
↑ V530 The return value of function 'append' is required to be utilized.
↑ V547 Expression 'nFormatVersion' is always false.