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Diffstat (limited to 'unotools/source/misc/ZipPackageHelper.cxx')
| -rw-r--r-- | unotools/source/misc/ZipPackageHelper.cxx | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/unotools/source/misc/ZipPackageHelper.cxx b/unotools/source/misc/ZipPackageHelper.cxx new file mode 100644 index 000000000..d690e3015 --- /dev/null +++ b/unotools/source/misc/ZipPackageHelper.cxx @@ -0,0 +1,183 @@ +/* -*- 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/XActiveDataSink.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 <com/sun/star/uno/XComponentContext.hpp> +#include <com/sun/star/container/XHierarchicalNameAccess.hpp> +#include <com/sun/star/lang/XSingleServiceFactory.hpp> + +#include <unotools/ZipPackageHelper.hxx> +#include <comphelper/storagehelper.hxx> +#include <osl/file.hxx> +#include <unotools/streamwrap.hxx> +#include <tools/stream.hxx> +#include <tools/urlobj.hxx> + +#include <rtl/uri.hxx> + +namespace com::sun::star::io { class XInputStream; } + +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::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 + mxHNameAccess->getByHierarchicalName( "/" ) >>= 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 > const & xRootFolder, + const OUString& rName ) +{ + 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 > const & 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 > const & xRootFolder, + const OUString& rSourceFileURL ) +{ + INetURLObject aURL( rSourceFileURL ); + OUString aName( aURL.getName() ); + + SvFileStream* pStream = new SvFileStream(rSourceFileURL, 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: */ |