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a88faf27a2d18cf5d8113054d6f478fdc9f5bed6
libreoffice/comphelper/source/misc/storagehelper.cxx
Rüdiger Timm a88faf27a2 INTEGRATION: CWS leanobjects (1.2.32); FILE MERGED 
2004/11/18 11:38:26 mav 1.2.32.1: #i37014# separate the case when document has unknown mediatype
2004-11-26 15:36:49 +00:00

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/*************************************************************************
*
* $RCSfile: storagehelper.cxx,v $
*
* $Revision: 1.4 $
*
* last change: $Author: rt $ $Date: 2004-11-26 16:36:49 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _COM_SUN_STAR_EMBED_ELEMENTMODES_HPP_
#include <com/sun/star/embed/ElementModes.hpp>
#endif
#ifndef _COM_SUN_STAR_EMBED_XENCRYPTIONPROTECTEDSOURCE_HPP_
#include <com/sun/star/embed/XEncryptionProtectedSource.hpp>
#endif
#ifndef _COM_SUN_STAR_UCB_XSIMPLEFILEACCESS_HPP_
#include <com/sun/star/ucb/XSimpleFileAccess.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_
#include <com/sun/star/beans/XPropertySet.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_ILLEGALTYPEEXCEPTION_HPP_
#include <com/sun/star/beans/IllegalTypeException.hpp>
#endif
#include <comphelper/fileformat.h>
#include <comphelper/storagehelper.hxx>
#include <comphelper/processfactory.hxx>
using namespace ::com::sun::star;
namespace comphelper {
// ----------------------------------------------------------------------
uno::Reference< lang::XSingleServiceFactory > OStorageHelper::GetStorageFactory(
const uno::Reference< lang::XMultiServiceFactory >& xSF )
throw ( uno::Exception )
{
uno::Reference< lang::XMultiServiceFactory > xFactory = xSF.is() ? xSF : ::comphelper::getProcessServiceFactory();
if ( !xFactory.is() )
throw uno::RuntimeException();
uno::Reference < lang::XSingleServiceFactory > xStorageFactory(
xFactory->createInstance ( ::rtl::OUString::createFromAscii( "com.sun.star.embed.StorageFactory" ) ),
uno::UNO_QUERY );
if ( !xStorageFactory.is() )
throw uno::RuntimeException();
return xStorageFactory;
}
// ----------------------------------------------------------------------
uno::Reference< embed::XStorage > OStorageHelper::GetTemporaryStorage(
const uno::Reference< lang::XMultiServiceFactory >& xFactory )
throw ( uno::Exception )
{
uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstance(),
uno::UNO_QUERY );
if ( !xTempStorage.is() )
throw uno::RuntimeException();
return xTempStorage;
}
// ----------------------------------------------------------------------
uno::Reference< embed::XStorage > OStorageHelper::GetStorageFromURL(
const ::rtl::OUString& aURL,
sal_Int32 nStorageMode,
const uno::Reference< lang::XMultiServiceFactory >& xFactory )
throw ( uno::Exception )
{
uno::Sequence< uno::Any > aArgs( 2 );
aArgs[0] <<= aURL;
aArgs[1] <<= nStorageMode;
uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ),
uno::UNO_QUERY );
if ( !xTempStorage.is() )
throw uno::RuntimeException();
return xTempStorage;
}
// ----------------------------------------------------------------------
uno::Reference< embed::XStorage > OStorageHelper::GetStorageFromInputStream(
const uno::Reference < io::XInputStream >& xStream,
const uno::Reference< lang::XMultiServiceFactory >& xFactory )
throw ( uno::Exception )
{
uno::Sequence< uno::Any > aArgs( 2 );
aArgs[0] <<= xStream;
aArgs[1] <<= embed::ElementModes::READ;
uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ),
uno::UNO_QUERY );
if ( !xTempStorage.is() )
throw uno::RuntimeException();
return xTempStorage;
}
// ----------------------------------------------------------------------
uno::Reference< embed::XStorage > OStorageHelper::GetStorageFromStream(
const uno::Reference < io::XStream >& xStream,
sal_Int32 nStorageMode,
const uno::Reference< lang::XMultiServiceFactory >& xFactory )
throw ( uno::Exception )
{
uno::Sequence< uno::Any > aArgs( 2 );
aArgs[0] <<= xStream;
aArgs[1] <<= nStorageMode;
uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ),
uno::UNO_QUERY );
if ( !xTempStorage.is() )
throw uno::RuntimeException();
return xTempStorage;
}
// ----------------------------------------------------------------------
void OStorageHelper::CopyInputToOutput(
const uno::Reference< io::XInputStream >& xInput,
const uno::Reference< io::XOutputStream >& xOutput )
throw ( uno::Exception )
{
static const sal_Int32 nConstBufferSize = 32000;
sal_Int32 nRead;
uno::Sequence < sal_Int8 > aSequence ( nConstBufferSize );
do
{
nRead = xInput->readBytes ( aSequence, nConstBufferSize );
if ( nRead < nConstBufferSize )
{
uno::Sequence < sal_Int8 > aTempBuf ( aSequence.getConstArray(), nRead );
xOutput->writeBytes ( aTempBuf );
}
else
xOutput->writeBytes ( aSequence );
}
while ( nRead == nConstBufferSize );
}
// ----------------------------------------------------------------------
uno::Reference< io::XInputStream > OStorageHelper::GetInputStreamFromURL(
const ::rtl::OUString& aURL,
const uno::Reference< lang::XMultiServiceFactory >& xSF )
throw ( uno::Exception )
{
uno::Reference< lang::XMultiServiceFactory > xFactory = xSF.is() ? xSF : ::comphelper::getProcessServiceFactory();
if ( !xFactory.is() )
throw uno::RuntimeException();
uno::Reference < ::com::sun::star::ucb::XSimpleFileAccess > xTempAccess(
xFactory->createInstance ( ::rtl::OUString::createFromAscii( "com.sun.star.ucb.SimpleFileAccess" ) ),
uno::UNO_QUERY );
if ( !xTempAccess.is() )
throw uno::RuntimeException();
uno::Reference< io::XInputStream > xInputStream = xTempAccess->openFileRead( aURL );
if ( !xInputStream.is() )
throw uno::RuntimeException();
return xInputStream;
}
// ----------------------------------------------------------------------
void OStorageHelper::SetCommonStoragePassword(
const uno::Reference< embed::XStorage >& xStorage,
const ::rtl::OUString& aPass )
throw ( uno::Exception )
{
uno::Reference< embed::XEncryptionProtectedSource > xEncrSet( xStorage, uno::UNO_QUERY );
if ( !xEncrSet.is() )
throw io::IOException(); // TODO
xEncrSet->setEncryptionPassword( aPass );
}
// ----------------------------------------------------------------------
sal_Int32 OStorageHelper::GetXStorageFormat(
const uno::Reference< embed::XStorage >& xStorage )
throw ( uno::Exception )
{
uno::Reference< beans::XPropertySet > xStorProps( xStorage, uno::UNO_QUERY_THROW );
::rtl::OUString aMediaType;
xStorProps->getPropertyValue( ::rtl::OUString::createFromAscii( "MediaType" ) ) >>= aMediaType;
sal_Int32 nResult = 0;
// TODO/LATER: the filter configuration could be used to detect it later, or batter a special service
if ( aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/vnd.sun.xml.writer" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/vnd.sun.xml.writer.web" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/vnd.sun.xml.writer.global" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/vnd.sun.xml.draw" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/vnd.sun.xml.impress" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/vnd.sun.xml.calc" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/vnd.sun.xml.chart" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/vnd.sun.xml.math" ) ) )
{
nResult = SOFFICE_FILEFORMAT_60;
}
else if ( aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/x-vnd.oasis.openoffice.text" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/x-vnd.oasis.openoffice.text-web" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/x-vnd.oasis.openoffice.text-global" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/x-vnd.oasis.openoffice.drawing" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/x-vnd.oasis.openoffice.presentation" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/x-vnd.oasis.openoffice.spreadsheet" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/x-vnd.oasis.openoffice.chart" ) )
|| aMediaType.equalsIgnoreAsciiCase( ::rtl::OUString::createFromAscii( "application/x-vnd.oasis.openoffice.formula" ) ) )
{
nResult = SOFFICE_FILEFORMAT_8;
}
else
{
// the mediatype is not known
throw beans::IllegalTypeException();
}
return nResult;
}
}
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