583 lines
21 KiB
C++
583 lines
21 KiB
C++
/*************************************************************************
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*
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* $RCSfile: ZipPackageFolder.cxx,v $
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*
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* $Revision: 1.35 $
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*
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* last change: $Author: mtg $ $Date: 2001-04-19 14:16:31 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): Martin Gallwey (gallwey@sun.com)
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*
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*
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************************************************************************/
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#ifndef _ZIP_PACKAGE_FOLDER_HXX
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#include <ZipPackageFolder.hxx>
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#endif
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#ifndef _ZIP_FILE_HXX
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#include <ZipFile.hxx>
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#endif
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#ifndef _ZIP_OUTPUT_STREAM_HXX
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#include <ZipOutputStream.hxx>
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#endif
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#ifndef _ZIP_PACKAGE_STREAM_HXX
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#include <ZipPackageStream.hxx>
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#endif
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#ifndef _ZIP_PACKAGE_FOLDER_ENUMERATION_HXX
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#include <ZipPackageFolderEnumeration.hxx>
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#endif
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#ifndef _COM_SUN_STAR_PACKAGES_ZIPCONSTANTS_HPP_
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#include <com/sun/star/packages/ZipConstants.hpp>
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#endif
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#ifndef _VOS_DIAGNOSE_H_
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#include <vos/diagnose.hxx>
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#endif
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using namespace com::sun::star::packages::ZipConstants;
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using namespace com::sun::star::container;
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using namespace com::sun::star::packages;
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using namespace com::sun::star::beans;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::uno;
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using namespace com::sun::star::io;
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using namespace cppu;
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using namespace rtl;
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using namespace std;
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ZipPackageFolder::ZipPackageFolder (void)
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: pPackage( NULL )
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{
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aEntry.nVersion = -1;
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aEntry.nFlag = 0;
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aEntry.nMethod = STORED;
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aEntry.nTime = -1;
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aEntry.nCrc = 0;
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aEntry.nCompressedSize = 0;
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aEntry.nSize = 0;
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aEntry.nOffset = -1;
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}
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ZipPackageFolder::~ZipPackageFolder( void )
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{
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}
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void ZipPackageFolder::copyZipEntry( ZipEntry &rDest, const ZipEntry &rSource)
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{
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rDest.nVersion = rSource.nVersion;
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rDest.nFlag = rSource.nFlag;
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rDest.nMethod = rSource.nMethod;
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rDest.nTime = rSource.nTime;
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rDest.nCrc = rSource.nCrc;
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rDest.nCompressedSize = rSource.nCompressedSize;
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rDest.nSize = rSource.nSize;
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rDest.nOffset = rSource.nOffset;
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rDest.sName = rSource.sName;
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rDest.extra = rSource.extra;
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rDest.sComment = rSource.sComment;
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}
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Any SAL_CALL ZipPackageFolder::queryInterface( const Type& rType )
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throw(RuntimeException)
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{
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// cppu::queryInterface is an inline template so it's fast
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// unfortunately, it always creates an Any...we should be able to optimise
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// this with a class static containing supported interfaces
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// ...will research this further ...mtg 15/12/00
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return ::cppu::queryInterface ( rType ,
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// OWeakObject interfaces
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reinterpret_cast< XInterface* > ( this ) ,
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static_cast< XWeak* > ( this ) ,
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// ZipPackageEntry interfaces
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static_cast< XNamed* > ( this ) ,
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static_cast< XChild* > ( this ) ,
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static_cast< XUnoTunnel* > ( this ) ,
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// my own interfaces
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static_cast< XNameContainer* > ( this ) ,
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static_cast< XEnumerationAccess* > ( this ) ,
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static_cast< XPropertySet* > ( this ) );
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}
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void SAL_CALL ZipPackageFolder::acquire( )
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throw()
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{
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OWeakObject::acquire();
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}
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void SAL_CALL ZipPackageFolder::release( )
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throw()
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{
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OWeakObject::release();
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}
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// XNameContainer
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void SAL_CALL ZipPackageFolder::insertByName( const OUString& aName, const Any& aElement )
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throw(IllegalArgumentException, ElementExistException, WrappedTargetException, RuntimeException)
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{
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OUString sName;
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if (aName.indexOf('/', 0 ) == 0)
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sName = aName.copy(1, aName.getLength());
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else
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sName = aName;
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if (hasByName(sName))
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throw ElementExistException();
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else
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{
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Reference < XUnoTunnel > xRef;
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aElement >>= xRef;
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Reference < XNamed > xNamed (xRef, UNO_QUERY);
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Reference < XChild > xChild (xRef, UNO_QUERY);
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Reference < XInterface > xInterface (*this);
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xNamed->setName (sName);
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aContents[sName] = xRef;
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try
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{
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xChild->setParent (xInterface);
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}
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catch ( NoSupportException& )
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{
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VOS_ENSURE( 0, "setParent threw an exception: attempted to set Parent to non-existing interface!");
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}
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}
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}
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void SAL_CALL ZipPackageFolder::removeByName( const OUString& Name )
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throw(NoSuchElementException, WrappedTargetException, RuntimeException)
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{
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OUString sName;
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if (Name.indexOf('/', 0 ) == 0)
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sName = Name.copy(1, Name.getLength());
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else
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sName = Name;
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if (!aContents.count(sName))
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throw NoSuchElementException();
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aContents.erase(sName);
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}
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// XEnumerationAccess
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Reference< XEnumeration > SAL_CALL ZipPackageFolder::createEnumeration( )
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throw(RuntimeException)
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{
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return Reference < XEnumeration> (new ZipPackageFolderEnumeration(aContents));
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}
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// XElementAccess
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Type SAL_CALL ZipPackageFolder::getElementType( )
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throw(RuntimeException)
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{
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return ::getCppuType ((const Reference< XUnoTunnel > *) 0);
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}
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sal_Bool SAL_CALL ZipPackageFolder::hasElements( )
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throw(RuntimeException)
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{
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return aContents.size() > 0;
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}
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// XNameAccess
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Any SAL_CALL ZipPackageFolder::getByName( const OUString& aName )
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throw(NoSuchElementException, WrappedTargetException, RuntimeException)
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{
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Any aAny;
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OUString sName;
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if (aName.indexOf('/', 0 ) == 0)
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sName = aName.copy(1, aName.getLength());
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else
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sName = aName;
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if (!aContents.count(sName))
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throw NoSuchElementException();
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TunnelHash::const_iterator aCI = aContents.find(sName);
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aAny <<= (*aCI).second;
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return aAny;
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}
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Sequence< OUString > SAL_CALL ZipPackageFolder::getElementNames( )
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throw(RuntimeException)
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{
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sal_uInt32 i=0, nSize = aContents.size();
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OUString *pNames = new OUString[nSize];
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for (TunnelHash::const_iterator aIterator = aContents.begin() ; aIterator != aContents.end(); i++,aIterator++)
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pNames[i] = (*aIterator).first;
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return Sequence < OUString > (pNames, nSize);
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}
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sal_Bool SAL_CALL ZipPackageFolder::hasByName( const OUString& aName )
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throw(RuntimeException)
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{
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OUString sName;
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if (aName.indexOf('/', 0 ) == 0)
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sName = aName.copy(1, aName.getLength());
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else
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sName = aName;
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return aContents.count(sName);
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}
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// XNameReplace
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void SAL_CALL ZipPackageFolder::replaceByName( const OUString& aName, const Any& aElement )
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throw(IllegalArgumentException, NoSuchElementException, WrappedTargetException, RuntimeException)
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{
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OUString sName;
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if (aName.indexOf('/', 0 ) == 0)
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sName = aName.copy(1, aName.getLength());
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else
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sName = aName;
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if (hasByName(aName))
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removeByName(aName);
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else
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throw NoSuchElementException();
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insertByName(aName, aElement);
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}
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void ZipPackageFolder::saveContents(OUString &rPath, std::vector < Sequence < PropertyValue > > &rManList, ZipOutputStream & rZipOut)
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throw(RuntimeException)
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{
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Reference < XUnoTunnel > xTunnel;
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ZipPackageFolder *pFolder = NULL;
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ZipPackageStream *pStream = NULL;
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TunnelHash::const_iterator aCI = aContents.begin(), aEnd = aContents.end();
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const OUString sMediaType ( RTL_CONSTASCII_USTRINGPARAM ( "MediaType" ) );
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const OUString sFullPath ( RTL_CONSTASCII_USTRINGPARAM ( "FullPath" ) );
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for (; aCI!=aEnd ; aCI++)
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{
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xTunnel = Reference < XUnoTunnel> ((*aCI).second, UNO_QUERY);
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sal_Int64 nTest = 0;
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Sequence < PropertyValue > aPropSet (2);
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ZipEntry * pTempEntry = new ZipEntry;
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pFolder = NULL;
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pStream = NULL;
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sal_Bool bIsFolder = sal_True;
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if ((nTest = xTunnel->getSomething(ZipPackageFolder::getUnoTunnelImplementationId())) != 0)
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pFolder = reinterpret_cast < ZipPackageFolder* > ( nTest );
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else
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{
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// If this getSomething call returns 0, it means that
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// something evil has crept into the contents hash_map, which
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// should mean that something has gone very wrong somewhere, and someone
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// else should deal with it
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pStream = reinterpret_cast < ZipPackageStream *> ( xTunnel->getSomething ( ZipPackageStream::getUnoTunnelImplementationId() ) );
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if (!pStream)
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throw RuntimeException();
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bIsFolder = sal_False;
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}
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if (bIsFolder)
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{
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// In case the entry we are reading is also the entry we are writing, we will
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// store the ZipEntry data in pTempEntry
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ZipPackageFolder::copyZipEntry ( *pTempEntry, pFolder->aEntry );
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pTempEntry->sName = rPath + (*aCI).first + OUString( RTL_CONSTASCII_USTRINGPARAM ( "/" ) );
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pTempEntry->nTime = ZipOutputStream::getCurrentDosTime();
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pTempEntry->nCrc = 0;
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pTempEntry->nSize = 0;
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pTempEntry->nCompressedSize = 0;
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pTempEntry->nMethod = STORED;
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try
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{
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rZipOut.putNextEntry(*pTempEntry);
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rZipOut.closeEntry();
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}
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catch (IOException & )
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{
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VOS_ENSURE( 0, "Error writing ZipOutputStream" );
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}
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try
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{
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aPropSet[1].Name = sMediaType;
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aPropSet[1].Value <<= pFolder->getPropertyValue(OUString( RTL_CONSTASCII_USTRINGPARAM ( "MediaType") ) );
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}
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catch (UnknownPropertyException & )
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{
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VOS_ENSURE( 0, "MediaType is an unknown property!!" );
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}
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// Then copy it back
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ZipPackageFolder::copyZipEntry ( pFolder->aEntry, *pTempEntry );
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pFolder->aEntry.nOffset *= -1;
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try
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{
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aPropSet[0].Name = sFullPath;
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aPropSet[0].Value <<= pFolder->aEntry.sName;
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}
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catch (UnknownPropertyException & )
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{
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VOS_ENSURE( 0, "MediaType is an unknown property!!" );
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}
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pFolder->saveContents(pFolder->aEntry.sName, rManList, rZipOut);
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pFolder->aEntry.sName = (*aCI).first;
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}
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else
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{
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// In case the entry we are reading is also the entry we are writing, we will
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// store the ZipEntry data in pTempEntry
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#if SUPD>617
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Any aAny = pStream->getPropertyValue(OUString( RTL_CONSTASCII_USTRINGPARAM ( "Compressed") ) );
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#else
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Any aAny = pStream->getPropertyValue(OUString( RTL_CONSTASCII_USTRINGPARAM ( "Compress") ) );
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#endif
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sal_Bool bToBeCompressed;
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aAny >>= bToBeCompressed;
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ZipPackageFolder::copyZipEntry ( *pTempEntry, pStream->aEntry );
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pTempEntry->sName = rPath + (*aCI).first;
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// If the entry is already stored in the zip file in the format we
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// want for this write...copy it raw
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if (pStream->bPackageMember &&
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( (pTempEntry->nMethod == DEFLATED && bToBeCompressed) ||
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(pTempEntry->nMethod == STORED && !bToBeCompressed) ) )
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{
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try
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{
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Reference < XInputStream > xStream = pStream->getRawStream( *pTempEntry );
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try
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{
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rZipOut.putNextEntry ( *pTempEntry );
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while (1)
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{
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Sequence < sal_Int8 > aSeq (65535);
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sal_Int32 nLength;
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nLength = xStream->readBytes(aSeq, 65535);
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if (nLength < 65535)
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aSeq.realloc(nLength);
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rZipOut.rawWrite(aSeq);
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if (nLength < 65535) // EOF
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break;
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}
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rZipOut.rawCloseEntry();
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}
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catch (ZipException&)
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{
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}
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}
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catch (IOException & )
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{
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VOS_ENSURE( 0, "Error writing ZipOutputStream" );
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}
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}
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else
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{
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Reference < XInputStream > xStream = pStream->getInputStream();
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Reference < XSeekable > xSeek (xStream, UNO_QUERY);
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sal_Bool bTrackLength = sal_True;
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pTempEntry->nCrc = -1;
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pTempEntry->nSize = -1;
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pTempEntry->nCompressedSize = -1;
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|
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if (bToBeCompressed)
|
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pTempEntry->nMethod = DEFLATED;
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else
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pTempEntry->nMethod = STORED;
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|
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if (xSeek.is())
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{
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xSeek->seek(0);
|
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if (pTempEntry->nMethod == STORED)
|
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{
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pTempEntry->nSize = pTempEntry->nCompressedSize = static_cast < sal_Int32 > (xSeek->getLength());
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bTrackLength = sal_False;
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}
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// Some implementations of XInputStream/XSeekable change the current position
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// in the stream! Evil evil bad bad!
|
|
xSeek->seek(0);
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}
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|
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try
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{
|
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rZipOut.putNextEntry ( *pTempEntry );
|
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while (1)
|
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{
|
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Sequence < sal_Int8 > aSeq (65535);
|
|
sal_Int32 nLength;
|
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nLength = xStream->readBytes(aSeq, 65535);
|
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if (nLength < 65535)
|
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aSeq.realloc(nLength);
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rZipOut.write(aSeq, 0, nLength);
|
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if (bTrackLength)
|
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pTempEntry->nSize+=nLength;
|
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if (nLength < 65535) // EOF
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break;
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}
|
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if (bTrackLength)
|
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pTempEntry->nCompressedSize = pStream->aEntry.nSize;
|
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pStream->bPackageMember = sal_True;
|
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rZipOut.closeEntry();
|
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}
|
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catch (IOException & )
|
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{
|
|
VOS_ENSURE( 0, "Error writing ZipOutputStream" );
|
|
}
|
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}
|
|
|
|
try
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|
{
|
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aPropSet[0].Name = sFullPath;
|
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aPropSet[0].Value <<= pStream->aEntry.sName;
|
|
}
|
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catch (UnknownPropertyException & )
|
|
{
|
|
VOS_ENSURE( 0, "MediaType is an unknown property!!" );
|
|
}
|
|
try
|
|
{
|
|
aPropSet[1].Name = sMediaType;
|
|
aPropSet[1].Value <<= pStream->getPropertyValue( sMediaType );
|
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}
|
|
catch (UnknownPropertyException & )
|
|
{
|
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VOS_ENSURE( 0, "MediaType is an unknown property!!" );
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}
|
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// Then copy it back afterwards...
|
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ZipPackageFolder::copyZipEntry ( pStream->aEntry, *pTempEntry );
|
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pStream->aEntry.sName = (*aCI).first;
|
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pStream->aEntry.nOffset *= -1;
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}
|
|
OUString aString, bString;
|
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aPropSet[0].Value >>= aString;
|
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aPropSet[1].Value >>= bString;
|
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rManList.push_back (aPropSet);
|
|
}
|
|
}
|
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|
|
void ZipPackageFolder::releaseUpwardRef( void )
|
|
{
|
|
Reference < XUnoTunnel > xTunnel;
|
|
ZipPackageFolder *pFolder = NULL;
|
|
ZipPackageStream *pStream = NULL;
|
|
sal_Bool bIsFolder;
|
|
TunnelHash::const_iterator aCI = aContents.begin();
|
|
|
|
for (;aCI!=aContents.end();aCI++)
|
|
{
|
|
xTunnel = Reference < XUnoTunnel> ((*aCI).second, UNO_QUERY);
|
|
sal_Int64 nTest=0;
|
|
if ((nTest = xTunnel->getSomething(ZipPackageFolder::getUnoTunnelImplementationId())) != 0)
|
|
{
|
|
pFolder = reinterpret_cast < ZipPackageFolder* > ( nTest );
|
|
bIsFolder = sal_True;
|
|
}
|
|
else
|
|
{
|
|
nTest = xTunnel->getSomething(ZipPackageStream::getUnoTunnelImplementationId());
|
|
pStream = reinterpret_cast < ZipPackageStream* > ( nTest );
|
|
bIsFolder = sal_False;
|
|
}
|
|
|
|
if (bIsFolder)
|
|
{
|
|
pFolder->releaseUpwardRef();
|
|
pFolder->clearParent();
|
|
}
|
|
else
|
|
pStream->clearParent();
|
|
}
|
|
}
|
|
void ZipPackageFolder::updateReferences( ZipFile * pNewZipFile)
|
|
{
|
|
Reference < XUnoTunnel > xTunnel;
|
|
ZipPackageFolder *pFolder = NULL;
|
|
ZipPackageStream *pStream = NULL;
|
|
sal_Bool bIsFolder;
|
|
TunnelHash::const_iterator aCI = aContents.begin();
|
|
|
|
for (;aCI!=aContents.end();aCI++)
|
|
{
|
|
xTunnel = Reference < XUnoTunnel> ((*aCI).second, UNO_QUERY);
|
|
sal_Int64 nTest=0;
|
|
if ((nTest = xTunnel->getSomething(ZipPackageFolder::getUnoTunnelImplementationId())) != 0)
|
|
{
|
|
pFolder = reinterpret_cast < ZipPackageFolder* > ( nTest );
|
|
bIsFolder = sal_True;
|
|
}
|
|
else
|
|
{
|
|
// If this getSomething call returns 0, it means that
|
|
// something evil has crept into the contents hash_map, which
|
|
// should mean that something has gone very wrong somewhere, and someone
|
|
// else should deal with it
|
|
|
|
nTest = xTunnel->getSomething(ZipPackageStream::getUnoTunnelImplementationId());
|
|
if (nTest == 0)
|
|
throw RuntimeException();
|
|
pStream = reinterpret_cast < ZipPackageStream* > ( nTest );
|
|
bIsFolder = sal_False;
|
|
}
|
|
|
|
if (bIsFolder)
|
|
{
|
|
//if pPackage is set,then this is the root folder of a different ZipPackage and
|
|
// should not be changed
|
|
if (!pFolder->pPackage)
|
|
pFolder->updateReferences(pNewZipFile);
|
|
}
|
|
else
|
|
pStream->pZipFile = pNewZipFile;
|
|
}
|
|
}
|
|
|
|
Sequence< sal_Int8 > ZipPackageFolder::getUnoTunnelImplementationId( void )
|
|
throw (RuntimeException)
|
|
{
|
|
static ::cppu::OImplementationId * pId = 0;
|
|
if (! pId)
|
|
{
|
|
::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
|
|
if (! pId)
|
|
{
|
|
static ::cppu::OImplementationId aId;
|
|
pId = &aId;
|
|
}
|
|
}
|
|
return pId->getImplementationId();
|
|
}
|
|
|
|
sal_Int64 SAL_CALL ZipPackageFolder::getSomething( const Sequence< sal_Int8 >& aIdentifier )
|
|
throw(RuntimeException)
|
|
{
|
|
if (aIdentifier.getLength() == 16 && 0 == rtl_compareMemory(getUnoTunnelImplementationId().getConstArray(), aIdentifier.getConstArray(), 16 ) )
|
|
return reinterpret_cast < sal_Int64 > ( this );
|
|
|
|
return 0;
|
|
}
|