Add helper for creating zip files

Change-Id: I8b49b74622bf4d671d640e4cd06dc2da348ee222
Reviewed-on: https://gerrit.libreoffice.org/30478
Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>
Tested-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>
This commit is contained in:
Samuel Mehrbrodt
2016-11-02 10:26:23 +01:00
parent 11a1b70da2
commit b3a229ad0d
3 changed files with 265 additions and 0 deletions

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@@ -0,0 +1,65 @@
/* -*- 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 .
*/
#ifndef INCLUDED_UNOTOOLS_ZIPPACKAGEHELPER_HXX
#define INCLUDED_UNOTOOLS_ZIPPACKAGEHELPER_HXX
#include <unotools/unotoolsdllapi.h>
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/uno/XInterface.hpp>
#include <com/sun/star/io/XInputStream.hpp>
namespace utl {
class UNOTOOLS_DLLPUBLIC ZipPackageHelper
{
public:
ZipPackageHelper( const css::uno::Reference< css::uno::XComponentContext >& rxContext,
const OUString& sPackageURL);
void savePackage();
void addFile( css::uno::Reference< css::uno::XInterface >& xRootFolder,
const OUString& rSourceFile )
throw( css::uno::Exception, std::exception );
css::uno::Reference< css::uno::XInterface > addFolder( css::uno::Reference< css::uno::XInterface >& xRootFolder,
const OUString& rName )
throw( css::uno::Exception, std::exception );
void addFolderWithContent( css::uno::Reference< css::uno::XInterface >& xRootFolder,
const OUString& rDirURL );
css::uno::Reference< css::uno::XInterface >& getRootFolder();
private:
css::uno::Reference< css::uno::XComponentContext > mxContext;
css::uno::Reference< css::container::XHierarchicalNameAccess > mxHNameAccess;
css::uno::Reference< css::lang::XSingleServiceFactory > mxFactory;
css::uno::Reference< css::uno::XInterface > mxRootFolder;
};
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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@@ -104,6 +104,7 @@ $(eval $(call gb_Library_add_exception_objects,utl,\
unotools/source/misc/unotoolsservices \
unotools/source/misc/wincodepage \
unotools/source/misc/ServiceDocumenter \
unotools/source/misc/ZipPackageHelper \
unotools/source/streaming/streamhelper \
unotools/source/streaming/streamwrap \
unotools/source/ucbhelper/localfilehelper \

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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/io/XActiveDataControl.hpp>
#include <com/sun/star/io/XActiveDataSource.hpp>
#include <com/sun/star/frame/XConfigManager.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XActiveDataSink.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/beans/NamedValue.hpp>
#include <com/sun/star/container/XNamed.hpp>
#include <com/sun/star/container/XChild.hpp>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/util/XChangesBatch.hpp>
#include <com/sun/star/lang/XUnoTunnel.hpp>
#include <unotools/ZipPackageHelper.hxx>
#include <comphelper/processfactory.hxx>
#include <comphelper/oslfile2streamwrap.hxx>
#include <comphelper/storagehelper.hxx>
#include <osl/file.hxx>
#include <unotools/pathoptions.hxx>
#include <unotools/streamwrap.hxx>
#include <unotools/tempfile.hxx>
#include <svl/urihelper.hxx>
#include <tools/stream.hxx>
#include <tools/urlobj.hxx>
#include <rtl/uri.hxx>
using namespace utl;
using namespace osl;
using namespace comphelper;
using namespace com::sun::star;
using namespace com::sun::star::lang;
using namespace com::sun::star::frame;
using namespace com::sun::star::uno;
using namespace com::sun::star::util;
using namespace com::sun::star::container;
using namespace com::sun::star::beans;
using namespace com::sun::star::io;
using ::rtl::Uri;
ZipPackageHelper::ZipPackageHelper(
const Reference< XComponentContext >& rxContext,
const OUString& sPackageURL)
: mxContext( rxContext ),
mxHNameAccess(),
mxFactory(),
mxRootFolder()
{
// create the package zip file
Sequence< Any > aArguments( 2 );
aArguments[ 0 ] <<= sPackageURL;
// let ZipPackage be used
beans::NamedValue aArg;
aArg.Name = "StorageFormat";
aArg.Value <<= OUString(ZIP_STORAGE_FORMAT_STRING);
aArguments[ 1 ] <<= aArg;
Reference< XHierarchicalNameAccess > xHNameAccess(
mxContext->getServiceManager()->createInstanceWithArgumentsAndContext(
"com.sun.star.packages.comp.ZipPackage",
aArguments, mxContext ), UNO_QUERY);
mxHNameAccess = xHNameAccess;
if( !mxHNameAccess.is() )
return;
Reference<XSingleServiceFactory> xFactory(mxHNameAccess, UNO_QUERY);
mxFactory = xFactory;
// get root zip folder
OUString szRootFolder("/");
mxHNameAccess->getByHierarchicalName( szRootFolder ) >>= mxRootFolder;
}
static OUString encodeZipUri( const OUString& rURI )
{
return Uri::encode( rURI, rtl_UriCharClassUric, rtl_UriEncodeCheckEscapes, RTL_TEXTENCODING_UTF8 );
}
Reference< XInterface >& ZipPackageHelper::getRootFolder()
{
return mxRootFolder;
}
Reference< XInterface > ZipPackageHelper::addFolder( Reference< XInterface >& xRootFolder,
const OUString& rName )
throw( css::uno::Exception, std::exception )
{
if ( rName == ".." || rName == "." )
throw lang::IllegalArgumentException();
Sequence< Any > aArgs(1);
aArgs[0] <<= true;
Reference< XInterface > xFolder( mxFactory->createInstanceWithArguments(aArgs) );
Reference< XNamed > xNamed( xFolder, UNO_QUERY );
Reference< XChild > xChild( xFolder, UNO_QUERY );
if( xNamed.is() && xChild.is() )
{
OUString aName( encodeZipUri( rName ) );
xNamed->setName( aName );
xChild->setParent( xRootFolder );
}
return xFolder;
}
void ZipPackageHelper::addFolderWithContent( Reference< XInterface >& xRootFolder, const OUString& rDirURL )
{
if (rDirURL.isEmpty())
return;
osl::Directory aDirectory(rDirURL);
if (aDirectory.open() != osl::FileBase::E_None)
return;
osl::DirectoryItem aDirectoryItem;
while (osl::FileBase::E_None == aDirectory.getNextItem(aDirectoryItem))
{
osl::FileStatus aFileStatus(osl_FileStatus_Mask_Type | osl_FileStatus_Mask_FileURL | osl_FileStatus_Mask_FileName);
if (osl::FileBase::E_None == aDirectoryItem.getFileStatus(aFileStatus))
{
if (aFileStatus.isDirectory())
{
const OUString aFileName(aFileStatus.getFileName());
if (!aFileName.isEmpty())
{
Reference<XInterface> folder(addFolder(xRootFolder, aFileName));
addFolderWithContent(folder, aFileStatus.getFileURL());
}
}
else if (aFileStatus.isRegular())
{
addFile(xRootFolder, aFileStatus.getFileURL());
}
}
}
}
void ZipPackageHelper::addFile( css::uno::Reference< css::uno::XInterface >& xRootFolder,
const OUString& rSourceFile )
throw( Exception, std::exception )
{
OUString aFileURL( rSourceFile );
/*if( !aFileURL.matchIgnoreAsciiCase("file://") )
{
aFileURL = URIHelper::SmartRel2Abs( aFileURL, Link<OUString *, bool>(), false );
}*/
INetURLObject aURL( aFileURL );
OUString aName( aURL.getName() );
SvFileStream* pStream = new SvFileStream(aFileURL, StreamMode::READ );
Reference< XInputStream > xInput( new utl::OSeekableInputStreamWrapper( pStream, true ) );
Reference< XActiveDataSink > xSink( mxFactory->createInstance(), UNO_QUERY );
Reference< XUnoTunnel > xTunnel( xSink, UNO_QUERY );
if( !xSink.is() || !xTunnel.is())
return;
Reference< XNameContainer > xNameContainer(xRootFolder, UNO_QUERY );
xNameContainer->insertByName(encodeZipUri( aName ), makeAny(xTunnel));
xSink->setInputStream( xInput );
}
void ZipPackageHelper::savePackage()
{
Reference< XChangesBatch > xBatch( mxHNameAccess, UNO_QUERY );
if( xBatch.is() )
xBatch->commitChanges();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */