Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 164 insertions, 0 deletions

diff --git a/sfx2/source/appl/xpackcreator.cxx b/sfx2/source/appl/xpackcreator.cxx
new file mode 100644
index 000000000..b9aa2b53c
--- /dev/null
+++ b/sfx2/source/appl/xpackcreator.cxx
@@ -0,0 +1,164 @@
+/* -*- 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: */