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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 <com/sun/star/ucb/XCommandEnvironment.hpp>
#include <com/sun/star/io/IOException.hpp>
#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/embed/XPackageStructureCreator.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <sot/stg.hxx>
#include <sot/storage.hxx>
#include <tools/stream.hxx>
#include <unotools/tempfile.hxx>
#include <unotools/ucbhelper.hxx>
#include <ucbhelper/content.hxx>
using namespace css;
namespace {
class OPackageStructureCreator : public ::cppu::WeakImplHelper< embed::XPackageStructureCreator,
lang::XServiceInfo >
{
public:
OPackageStructureCreator() {}
// XPackageStructureCreator
virtual void SAL_CALL convertToPackage( const OUString& aFolderUrl, const uno::Reference< io::XOutputStream >& xTargetStream ) override;
// XServiceInfo
virtual OUString SAL_CALL getImplementationName() override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
};
void SAL_CALL OPackageStructureCreator::convertToPackage( const OUString& aFolderUrl,
const uno::Reference< io::XOutputStream >& xTargetStream )
{
uno::Reference< ucb::XCommandEnvironment > xComEnv;
if ( !xTargetStream.is() )
throw io::IOException(); // TODO/LATER
bool bSuccess = false;
::ucbhelper::Content aContent;
if( ::ucbhelper::Content::create( aFolderUrl, xComEnv, comphelper::getProcessComponentContext(), aContent ) )
{
OUString aTempURL = ::utl::TempFile().GetURL();
try {
if ( aContent.isFolder() )
{
UCBStorage* pUCBStorage = new UCBStorage( aContent,
aFolderUrl,
StreamMode::READ,
false,
true );
tools::SvRef<SotStorage> aStorage = new SotStorage( pUCBStorage );
if ( !aTempURL.isEmpty() )
{
SvFileStream aTempStream( aTempURL, StreamMode::STD_READWRITE );
tools::SvRef<SotStorage> aTargetStorage = new SotStorage( true, aTempStream );
aStorage->CopyTo( aTargetStorage.get() );
aTargetStorage->Commit();
if ( aStorage->GetError() || aTargetStorage->GetError() || aTempStream.GetError() )
throw io::IOException();
aTargetStorage = nullptr;
aStorage = nullptr;
aTempStream.Seek( 0 );
uno::Sequence< sal_Int8 > aSeq( 32000 );
sal_uInt32 nRead = 0;
do {
if ( aSeq.getLength() < 32000 )
aSeq.realloc( 32000 );
nRead = aTempStream.ReadBytes(aSeq.getArray(), 32000);
if ( nRead < 32000 )
aSeq.realloc( nRead );
xTargetStream->writeBytes( aSeq );
} while (aTempStream.good() && nRead);
if ( aTempStream.GetError() )
throw io::IOException();
bSuccess = true;
}
}
}
catch (const uno::RuntimeException&)
{
if ( !aTempURL.isEmpty() )
::utl::UCBContentHelper::Kill( aTempURL );
throw;
}
catch (const io::IOException&)
{
if ( !aTempURL.isEmpty() )
::utl::UCBContentHelper::Kill( aTempURL );
throw;
}
catch (const uno::Exception&)
{
}
if ( !aTempURL.isEmpty() )
::utl::UCBContentHelper::Kill( aTempURL );
}
if ( !bSuccess )
throw io::IOException(); // TODO/LATER: can't proceed with creation
}
OUString SAL_CALL OPackageStructureCreator::getImplementationName()
{
return "com.sun.star.comp.embed.PackageStructureCreator";
}
sal_Bool SAL_CALL OPackageStructureCreator::supportsService( const OUString& ServiceName )
{
return cppu::supportsService(this, ServiceName);
}
uno::Sequence< OUString > SAL_CALL OPackageStructureCreator::getSupportedServiceNames()
{
return { "com.sun.star.embed.PackageStructureCreator", "com.sun.star.comp.embed.PackageStructureCreator" };
}
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
com_sun_star_comp_embed_PackageStructureCreator_get_implementation(
css::uno::XComponentContext *,
css::uno::Sequence<css::uno::Any> const &)
{
return cppu::acquire(new OPackageStructureCreator());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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