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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: */