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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 <climits>
#include <set>
#include <svx/UnoNamespaceMap.hxx>
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <comphelper/sequence.hxx>
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <svl/itempool.hxx>
#include <editeng/xmlcnitm.hxx>
using namespace ::cppu;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::lang;
namespace svx
{
namespace {
/** implements a component to export namespaces of all SvXMLAttrContainerItem inside
one or two pools with a variable count of which ids.
*/
class NamespaceMap : public WeakImplHelper< XNameAccess, XServiceInfo >
{
private:
sal_uInt16* mpWhichIds;
SfxItemPool* mpPool;
public:
NamespaceMap( sal_uInt16* pWhichIds, SfxItemPool* pPool );
// XNameAccess
virtual Any SAL_CALL getByName( const OUString& aName ) override;
virtual Sequence< OUString > SAL_CALL getElementNames( ) override;
virtual sal_Bool SAL_CALL hasByName( const OUString& aName ) override;
// XElementAccess
virtual Type SAL_CALL getElementType( ) override;
virtual sal_Bool SAL_CALL hasElements( ) override;
// XServiceInfo
virtual OUString SAL_CALL getImplementationName( ) override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override;
};
}
Reference< XInterface > NamespaceMap_createInstance( sal_uInt16* pWhichIds, SfxItemPool* pPool )
{
return getXWeak(new NamespaceMap( pWhichIds, pPool ));
}
static Sequence< OUString > NamespaceMap_getSupportedServiceNames()
noexcept
{
Sequence<OUString> aSupportedServiceNames { "com.sun.star.xml.NamespaceMap" };
return aSupportedServiceNames;
}
static OUString NamespaceMap_getImplementationName()
noexcept
{
return "com.sun.star.comp.Svx.NamespaceMap";
}
namespace {
class NamespaceIteratorImpl
{
private:
SfxItemPool* mpPool;
sal_uInt16* mpWhichId;
std::vector<const SvXMLAttrContainerItem*> mvItems;
sal_Int32 mnItem;
const SvXMLAttrContainerItem* mpCurrentAttr;
sal_uInt16 mnCurrentAttr;
public:
NamespaceIteratorImpl( sal_uInt16* pWhichIds, SfxItemPool* pPool );
bool next( OUString& rPrefix, OUString& rURL );
};
}
}
using namespace ::svx;
NamespaceIteratorImpl::NamespaceIteratorImpl( sal_uInt16* pWhichIds, SfxItemPool* pPool )
{
mpPool = pPool;
mpCurrentAttr = nullptr;
mnCurrentAttr = 0;
mpWhichId = pWhichIds;
mnItem = -1;
if (mpWhichId && (0 != *mpWhichId) && mpPool)
{
mvItems.reserve(mpPool->GetItemCount2( *mpWhichId ));
for (const SfxPoolItem* pItem : mpPool->GetItemSurrogates( *mpWhichId ))
mvItems.push_back(static_cast<const SvXMLAttrContainerItem*>(pItem));
}
}
bool NamespaceIteratorImpl::next( OUString& rPrefix, OUString& rURL )
{
// we still need to process the current attribute
if( mpCurrentAttr && (mnCurrentAttr != USHRT_MAX) )
{
rPrefix = mpCurrentAttr->GetPrefix( mnCurrentAttr );
rURL = mpCurrentAttr->GetNamespace( mnCurrentAttr );
mnCurrentAttr = mpCurrentAttr->GetNextNamespaceIndex( mnCurrentAttr );
return true;
}
// we need the next namespace item
mpCurrentAttr = nullptr;
mnItem++;
// are we finished with the current whichid?
if( mnItem == static_cast<sal_Int32>(mvItems.size()) )
{
mpWhichId++;
// are we finished with the current pool?
if( 0 == *mpWhichId )
return false;
mnItem = -1;
mvItems.clear();
if (mpPool)
{
mvItems.reserve(mpPool->GetItemCount2( *mpWhichId ));
for (const SfxPoolItem* pItem2 : mpPool->GetItemSurrogates( *mpWhichId ))
mvItems.push_back(static_cast<const SvXMLAttrContainerItem*>(pItem2));
}
return next( rPrefix, rURL );
}
auto pItem = mvItems[mnItem];
// get that item and see if there namespaces inside
if( pItem->GetAttrCount() > 0 )
{
mpCurrentAttr = pItem;
mnCurrentAttr = pItem->GetFirstNamespaceIndex();
}
return next( rPrefix, rURL );
}
NamespaceMap::NamespaceMap( sal_uInt16* pWhichIds, SfxItemPool* pPool )
: mpWhichIds( pWhichIds ), mpPool( pPool )
{
}
// XNameAccess
Any SAL_CALL NamespaceMap::getByName( const OUString& aName )
{
NamespaceIteratorImpl aIter( mpWhichIds, mpPool );
OUString aPrefix;
OUString aURL;
bool bFound;
do
{
bFound = aIter.next( aPrefix, aURL );
}
while( bFound && (aPrefix != aName ) );
if( !bFound )
throw NoSuchElementException();
return Any( aURL );
}
Sequence< OUString > SAL_CALL NamespaceMap::getElementNames()
{
NamespaceIteratorImpl aIter( mpWhichIds, mpPool );
OUString aPrefix;
OUString aURL;
std::set< OUString > aPrefixSet;
while( aIter.next( aPrefix, aURL ) )
aPrefixSet.insert( aPrefix );
return comphelper::containerToSequence(aPrefixSet);
}
sal_Bool SAL_CALL NamespaceMap::hasByName( const OUString& aName )
{
NamespaceIteratorImpl aIter( mpWhichIds, mpPool );
OUString aPrefix;
OUString aURL;
bool bFound;
do
{
bFound = aIter.next( aPrefix, aURL );
}
while( bFound && (aPrefix != aName ) );
return bFound;
}
// XElementAccess
Type SAL_CALL NamespaceMap::getElementType()
{
return ::cppu::UnoType<OUString>::get();
}
sal_Bool SAL_CALL NamespaceMap::hasElements()
{
NamespaceIteratorImpl aIter( mpWhichIds, mpPool );
OUString aPrefix;
OUString aURL;
return aIter.next( aPrefix, aURL );
}
// XServiceInfo
OUString SAL_CALL NamespaceMap::getImplementationName( )
{
return NamespaceMap_getImplementationName();
}
sal_Bool SAL_CALL NamespaceMap::supportsService( const OUString& serviceName )
{
return cppu::supportsService( this, serviceName );
}
Sequence< OUString > SAL_CALL NamespaceMap::getSupportedServiceNames( )
{
return NamespaceMap_getSupportedServiceNames();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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