744 lines
25 KiB
C++
744 lines
25 KiB
C++
/*************************************************************************
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*
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* $RCSfile: mediadescriptor.cxx,v $
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*
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* $Revision: 1.4 $
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*
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* last change: $Author: obo $ $Date: 2004-11-17 13:40:27 $
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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): _______________________________________
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*
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*
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************************************************************************/
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#ifndef _COMPHELPER_MEDIADESCRIPTOR_HXX_
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#include <comphelper/mediadescriptor.hxx>
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#endif
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//_______________________________________________
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// includes
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#ifndef __COM_SUN_STAR_UCB_XCONTENT_HPP__
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#include <com/sun/star/ucb/XContent.hpp>
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#endif
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#ifndef __COM_SUN_STAR_UCB_XCOMMANDENVIRONMENT_HPP__
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#include <com/sun/star/ucb/XCommandEnvironment.hpp>
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#endif
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#ifndef __COM_SUN_STAR_TASK_XINTERACTIONHANDLER_HPP__
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#include <com/sun/star/task/XInteractionHandler.hpp>
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#endif
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#ifndef __COM_SUN_STAR_IO_XSTREAM_HPP__
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#include <com/sun/star/io/XStream.hpp>
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#endif
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#ifndef __COM_SUN_STAR_LANG_XMULTISERVICEFACTORY_HPP__
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#endif
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#ifndef __COM_SUN_STAR_UTIL_XURLTRANSFORMER_HPP__
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#include <com/sun/star/util/XURLTransformer.hpp>
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#endif
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#ifndef __COM_SUN_STAR_UCB_INTERACTIVEIOEXCEPTION_HPP__
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#include <com/sun/star/ucb/InteractiveIOException.hpp>
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#endif
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#ifndef __COM_SUN_STAR_UCB_UNSUPPORTEDDATASINKEXCEPTION_HPP__
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#include <com/sun/star/ucb/UnsupportedDataSinkException.hpp>
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#endif
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#ifndef __COM_SUN_STAR_UCB_COMMANDFAILEDEXCEPTION_HPP__
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#include <com/sun/star/ucb/CommandFailedException.hpp>
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#endif
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#ifndef __COM_SUN_STAR_TASK_XINTERACTIONABORT_HPP__
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#include <com/sun/star/task/XInteractionAbort.hpp>
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#endif
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#ifndef _UCBHELPER_INTERCEPTEDINTERACTION_HXX_
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#include <ucbhelper/interceptedinteraction.hxx>
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#endif
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#ifndef _UCBHELPER_CONTENT_HXX
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#include <ucbhelper/content.hxx>
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#endif
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#ifndef _UCBHELPER_COMMANDENVIRONMENT_HXX
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#include <ucbhelper/commandenvironment.hxx>
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#endif
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#ifndef _COMPHELPER_PROCESSFACTORY_HXX_
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#include <comphelper/processfactory.hxx>
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#endif
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#if OSL_DEBUG_LEVEL>0
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#ifndef _RTL_USTRBUF_HXX_
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#include <rtl/ustrbuf.hxx>
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#endif
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#endif
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//_______________________________________________
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// namespace
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namespace comphelper{
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namespace css = ::com::sun::star;
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//_______________________________________________
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// definitions
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/*-----------------------------------------------
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10.03.2004 07:35
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-----------------------------------------------*/
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const ::rtl::OUString& MediaDescriptor::PROP_ASTEMPLATE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("AsTemplate"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_CHARACTERSET()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("CharacterSet"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_DEEPDETECTION()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("DeepDetection"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_DETECTSERVICE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("DetectService"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_DOCUMENTSERVICE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("DocumentService"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_EXTENSION()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Extension"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_FILENAME()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("FileName"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_FILTERNAME()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("FilterName"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_FILTEROPTIONS()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("FilterOptions"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_FORMAT()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Format"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_FRAMENAME()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("FrameName"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_HIDDEN()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Hidden"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_INPUTSTREAM()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("InputStream"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_INTERACTIONHANDLER()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("InteractionHandler"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_JUMPMARK()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("JumpMark"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_MACROEXECUTIONMODE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("MacroExecutionMode"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_MEDIATYPE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("MediaType"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_MINIMIZED()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Minimized"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_OPENNEWVIEW()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("OpenNewView"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_OUTPUTSTREAM()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("OutputStream"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_PATTERN()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Pattern"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_POSSIZE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("PosSize"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_POSTDATA()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("PostData"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_POSTSTRING()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("PostString"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_PREVIEW()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Preview"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_READONLY()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("ReadOnly"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_REFERRER()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Referer"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_SILENT()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Silent"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_STATUSINDICATOR()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("StatusIndicator"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_STREAM()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Stream"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_TEMPLATENAME()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("TemplateName"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_TEMPLATEREGIONNAME()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("TemplateRegionName"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_TYPENAME()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("TypeName"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_UCBCONTENT()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("UCBContent"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_UPDATEDOCMODE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("UpdateDocMode"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_URL()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("URL"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_VERSION()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Version"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_VIEWID()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("ViewId"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_REPAIRPACKAGE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("RepairPackage"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_DOCUMENTTITLE()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("DocumentTitle"));
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return sProp;
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}
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const ::rtl::OUString& MediaDescriptor::PROP_MODEL()
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{
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static const ::rtl::OUString sProp(RTL_CONSTASCII_USTRINGPARAM("Model"));
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return sProp;
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}
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/*-----------------------------------------------
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10.03.2004 08:09
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-----------------------------------------------*/
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MediaDescriptor::MediaDescriptor()
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: SequenceAsHashMap()
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{
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}
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/*-----------------------------------------------
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10.03.2004 08:09
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-----------------------------------------------*/
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MediaDescriptor::MediaDescriptor(const css::uno::Any& aSource)
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: SequenceAsHashMap(aSource)
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{
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}
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/*-----------------------------------------------
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10.03.2004 08:09
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-----------------------------------------------*/
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MediaDescriptor::MediaDescriptor(const css::uno::Sequence< css::beans::PropertyValue >& lSource)
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: SequenceAsHashMap(lSource)
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{
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}
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/*-----------------------------------------------
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10.03.2004 08:09
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-----------------------------------------------*/
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MediaDescriptor::MediaDescriptor(const css::uno::Sequence< css::beans::NamedValue >& lSource)
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: SequenceAsHashMap(lSource)
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{
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}
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/*-----------------------------------------------
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10.03.2004 09:02
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-----------------------------------------------*/
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sal_Bool MediaDescriptor::addInputStream()
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{
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// check for an already existing stream item first
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const_iterator pIt = find(MediaDescriptor::PROP_INPUTSTREAM());
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if (pIt != end())
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return sal_True;
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try
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{
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// No stream available - create a new one
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// a) data cames as PostData ...
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pIt = find(MediaDescriptor::PROP_POSTDATA());
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if (pIt != end())
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{
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const css::uno::Any& rPostData = pIt->second;
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css::uno::Reference< css::io::XInputStream > xPostData;
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rPostData >>= xPostData;
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if (!xPostData.is())
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throw css::uno::Exception(
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::rtl::OUString::createFromAscii("Found invalid PostData."),
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css::uno::Reference< css::uno::XInterface >());
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return impl_openStreamWithPostData(xPostData);
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}
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// b) ... or we must get it from the given URL
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::rtl::OUString sURL = getUnpackedValueOrDefault(MediaDescriptor::PROP_URL(), ::rtl::OUString());
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if (!sURL.getLength())
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throw css::uno::Exception(
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::rtl::OUString::createFromAscii("Found no URL."),
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css::uno::Reference< css::uno::XInterface >());
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// Parse URL! Only the main part has to be used further. E.g. a jumpmark can make trouble
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::rtl::OUString sNormalizedURL = impl_normalizeURL(sURL);
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return impl_openStreamWithURL(sNormalizedURL);
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}
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#if OSL_DEBUG_LEVEL>0
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catch(const css::uno::Exception& ex)
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{
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::rtl::OUStringBuffer sMsg(256);
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sMsg.appendAscii("Invalid MediaDescriptor detected:\n");
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sMsg.append (ex.Message );
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OSL_ENSURE(sal_False, ::rtl::OUStringToOString(sMsg.makeStringAndClear(), RTL_TEXTENCODING_UTF8).getStr());
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}
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#else
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catch(const css::uno::Exception&)
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{}
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#endif
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return sal_False;
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}
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/*-----------------------------------------------
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25.03.2004 12:38
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-----------------------------------------------*/
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sal_Bool MediaDescriptor::impl_openStreamWithPostData(const css::uno::Reference< css::io::XInputStream >& xPostData)
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throw(::com::sun::star::uno::RuntimeException)
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{
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// PostData cant be used in read/write mode!
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(*this)[MediaDescriptor::PROP_READONLY()] <<= sal_True;
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::rtl::OUString sMediaType = getUnpackedValueOrDefault(MediaDescriptor::PROP_MEDIATYPE(), ::rtl::OUString());
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if (!sMediaType.getLength())
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{
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sMediaType = ::rtl::OUString::createFromAscii("application/x-www-form-urlencoded");
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(*this)[MediaDescriptor::PROP_MEDIATYPE()] <<= sMediaType;
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}
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css::uno::Reference< css::io::XInputStream > xInputStream = getUnpackedValueOrDefault(MediaDescriptor::PROP_POSTDATA(), css::uno::Reference< css::io::XInputStream >());
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if (xInputStream.is())
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{
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(*this)[MediaDescriptor::PROP_INPUTSTREAM()] <<= xInputStream;
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return sal_True;
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}
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return sal_False;
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}
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/*-----------------------------------------------*/
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class StillReadWriteInteraction : public ::ucbhelper::InterceptedInteraction
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{
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private:
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static const sal_Int32 HANDLE_INTERACTIVEIOEXCEPTION = 0;
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static const sal_Int32 HANDLE_UNSUPPORTEDDATASINKEXCEPTION = 1;
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sal_Bool m_bUsed;
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sal_Bool m_bHandledByMySelf;
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sal_Bool m_bHandledByInternalHandler;
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public:
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StillReadWriteInteraction(const css::uno::Reference< css::task::XInteractionHandler >& xHandler)
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: m_bUsed (sal_False)
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, m_bHandledByMySelf (sal_False)
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, m_bHandledByInternalHandler(sal_False)
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{
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::std::vector< ::ucbhelper::InterceptedInteraction::InterceptedRequest > lInterceptions;
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::ucbhelper::InterceptedInteraction::InterceptedRequest aInterceptedRequest;
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|
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aInterceptedRequest.Handle = HANDLE_INTERACTIVEIOEXCEPTION;
|
|
aInterceptedRequest.Request <<= css::ucb::InteractiveIOException();
|
|
aInterceptedRequest.Continuation = ::getCppuType(static_cast< css::uno::Reference< css::task::XInteractionAbort >* >(0));
|
|
aInterceptedRequest.MatchExact = sal_False;
|
|
lInterceptions.push_back(aInterceptedRequest);
|
|
|
|
aInterceptedRequest.Handle = HANDLE_UNSUPPORTEDDATASINKEXCEPTION;
|
|
aInterceptedRequest.Request <<= css::ucb::UnsupportedDataSinkException();
|
|
aInterceptedRequest.Continuation = ::getCppuType(static_cast< css::uno::Reference< css::task::XInteractionAbort >* >(0));
|
|
aInterceptedRequest.MatchExact = sal_False;
|
|
lInterceptions.push_back(aInterceptedRequest);
|
|
|
|
setInterceptedHandler(xHandler);
|
|
setInterceptions(lInterceptions);
|
|
}
|
|
|
|
void resetInterceptions()
|
|
{
|
|
setInterceptions(::std::vector< ::ucbhelper::InterceptedInteraction::InterceptedRequest >());
|
|
}
|
|
|
|
void resetErrorStates()
|
|
{
|
|
m_bUsed = sal_False;
|
|
m_bHandledByMySelf = sal_False;
|
|
m_bHandledByInternalHandler = sal_False;
|
|
}
|
|
|
|
sal_Bool wasWriteError()
|
|
{
|
|
return (m_bUsed && m_bHandledByMySelf);
|
|
}
|
|
|
|
private:
|
|
virtual ucbhelper::InterceptedInteraction::EInterceptionState intercepted(const ::ucbhelper::InterceptedInteraction::InterceptedRequest& aRequest,
|
|
const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionRequest >& xRequest)
|
|
{
|
|
// we are used!
|
|
m_bUsed = sal_True;
|
|
|
|
// check if its a real interception - might some parameters are not the right ones ...
|
|
sal_Bool bAbort = sal_False;
|
|
switch(aRequest.Handle)
|
|
{
|
|
case HANDLE_INTERACTIVEIOEXCEPTION:
|
|
{
|
|
css::ucb::InteractiveIOException exIO;
|
|
xRequest->getRequest() >>= exIO;
|
|
bAbort = (
|
|
(exIO.Code == css::ucb::IOErrorCode_ACCESS_DENIED ) ||
|
|
(exIO.Code == css::ucb::IOErrorCode_LOCKING_VIOLATION )
|
|
);
|
|
}
|
|
break;
|
|
|
|
case HANDLE_UNSUPPORTEDDATASINKEXCEPTION:
|
|
{
|
|
bAbort = sal_True;
|
|
}
|
|
break;
|
|
}
|
|
|
|
// handle interaction by ourself
|
|
if (bAbort)
|
|
{
|
|
m_bHandledByMySelf = sal_True;
|
|
css::uno::Reference< css::task::XInteractionContinuation > xAbort = ::ucbhelper::InterceptedInteraction::extractContinuation(
|
|
xRequest->getContinuations(),
|
|
::getCppuType(static_cast< css::uno::Reference< css::task::XInteractionAbort >* >(0)));
|
|
if (!xAbort.is())
|
|
return ::ucbhelper::InterceptedInteraction::E_NO_CONTINUATION_FOUND;
|
|
xAbort->select();
|
|
return ::ucbhelper::InterceptedInteraction::E_INTERCEPTED;
|
|
}
|
|
|
|
// Otherwhise use internal handler.
|
|
if (m_xInterceptedHandler.is())
|
|
{
|
|
m_bHandledByInternalHandler = sal_True;
|
|
m_xInterceptedHandler->handle(xRequest);
|
|
}
|
|
return ::ucbhelper::InterceptedInteraction::E_INTERCEPTED;
|
|
}
|
|
};
|
|
|
|
/*-----------------------------------------------
|
|
25.03.2004 12:29
|
|
-----------------------------------------------*/
|
|
sal_Bool MediaDescriptor::impl_openStreamWithURL(const ::rtl::OUString& sURL)
|
|
throw(::com::sun::star::uno::RuntimeException)
|
|
{
|
|
// prepare the environment
|
|
css::uno::Reference< css::task::XInteractionHandler > xOrgInteraction = getUnpackedValueOrDefault(
|
|
MediaDescriptor::PROP_INTERACTIONHANDLER(),
|
|
css::uno::Reference< css::task::XInteractionHandler >());
|
|
|
|
StillReadWriteInteraction* pInteraction = new StillReadWriteInteraction(xOrgInteraction);
|
|
css::uno::Reference< css::task::XInteractionHandler > xInteraction(static_cast< css::task::XInteractionHandler* >(pInteraction), css::uno::UNO_QUERY);
|
|
|
|
css::uno::Reference< css::ucb::XProgressHandler > xProgress;
|
|
::ucb::CommandEnvironment* pCommandEnv = new ::ucb::CommandEnvironment(xInteraction, xProgress);
|
|
css::uno::Reference< css::ucb::XCommandEnvironment > xCommandEnv(static_cast< css::ucb::XCommandEnvironment* >(pCommandEnv), css::uno::UNO_QUERY);
|
|
|
|
// try to create the content
|
|
// no content -> no stream => return immediatly with FALSE
|
|
::ucb::Content aContent;
|
|
css::uno::Reference< css::ucb::XContent > xContent;
|
|
try
|
|
{
|
|
aContent = ::ucb::Content(sURL, xCommandEnv);
|
|
xContent = aContent.get();
|
|
}
|
|
catch(const css::uno::RuntimeException&)
|
|
{ throw; }
|
|
catch(const css::ucb::ContentCreationException&)
|
|
{ return sal_False; } // TODO error handling
|
|
catch(const css::uno::Exception&)
|
|
{ return sal_False; } // TODO error handling
|
|
|
|
// try to open the file in read/write mode
|
|
// (if its allowed to do so).
|
|
// But handle errors in a "hidden mode". Because
|
|
// we try it readonly later - if read/write isnt an option.
|
|
css::uno::Reference< css::io::XStream > xStream ;
|
|
css::uno::Reference< css::io::XInputStream > xInputStream;
|
|
sal_Bool bReadOnly = getUnpackedValueOrDefault(MediaDescriptor::PROP_READONLY(), sal_False);
|
|
if (!bReadOnly)
|
|
{
|
|
try
|
|
{
|
|
// TODO: use "special" still interaction to supress error messages
|
|
xStream = aContent.openWriteableStream();
|
|
if (xStream.is())
|
|
xInputStream = xStream->getInputStream();
|
|
}
|
|
catch(const css::uno::RuntimeException&)
|
|
{ throw; }
|
|
catch(const css::uno::Exception&)
|
|
{
|
|
// ignore exception, if reason was problem reasoned on
|
|
// open it in WRITEABLE mode! Then we try it READONLY
|
|
// later a second time.
|
|
// All other errors must be handled as real error an
|
|
// break this method.
|
|
if (!pInteraction->wasWriteError())
|
|
return sal_False;
|
|
xStream.clear();
|
|
xInputStream.clear();
|
|
}
|
|
}
|
|
|
|
// If opening of the stream in read/write mode wasnt allowed
|
|
// or failed by an error - we must try it in readonly mode.
|
|
if (!xInputStream.is())
|
|
{
|
|
try
|
|
{
|
|
css::uno::Reference< css::ucb::XContentIdentifier > xContId(
|
|
aContent.get().is() ? aContent.get()->getIdentifier() : 0 );
|
|
|
|
rtl::OUString aScheme;
|
|
if ( xContId.is() )
|
|
aScheme = xContId->getContentProviderScheme();
|
|
|
|
// Only file system content provider is able to provide XStream
|
|
// so for this content impossibility to create XStream triggers
|
|
// switch to readonly mode
|
|
if( aScheme.equalsIgnoreAsciiCaseAscii( "file" ) )
|
|
bReadOnly = sal_True;
|
|
else
|
|
aContent.getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "IsReadOnly" ) ) ) >>= bReadOnly;
|
|
}
|
|
catch(const css::uno::RuntimeException&)
|
|
{ throw; }
|
|
catch(const css::uno::Exception&)
|
|
{ /* no error handling if IsReadOnly property does not exist for UCP */ }
|
|
|
|
if ( bReadOnly )
|
|
(*this)[MediaDescriptor::PROP_READONLY()] <<= bReadOnly;
|
|
|
|
pInteraction->resetInterceptions();
|
|
pInteraction->resetErrorStates();
|
|
try
|
|
{
|
|
xInputStream = aContent.openStream();
|
|
}
|
|
catch(const css::uno::RuntimeException&)
|
|
{ throw; }
|
|
catch(const css::uno::Exception&)
|
|
{ return sal_False; }
|
|
}
|
|
|
|
// add streams to the descriptor
|
|
if (xContent.is())
|
|
(*this)[MediaDescriptor::PROP_UCBCONTENT()] <<= xContent;
|
|
if (xStream.is())
|
|
(*this)[MediaDescriptor::PROP_STREAM()] <<= xStream;
|
|
if (xInputStream.is())
|
|
(*this)[MediaDescriptor::PROP_INPUTSTREAM()] <<= xInputStream;
|
|
|
|
// At least we need an input stream. The r/w stream is optional ...
|
|
return xInputStream.is();
|
|
}
|
|
|
|
/*-----------------------------------------------
|
|
10.09.2004 10:51
|
|
-----------------------------------------------*/
|
|
::rtl::OUString MediaDescriptor::impl_normalizeURL(const ::rtl::OUString& sURL)
|
|
{
|
|
css::uno::Reference< css::lang::XMultiServiceFactory > xSMGR = ::comphelper::getProcessServiceFactory();
|
|
css::uno::Reference< css::util::XURLTransformer > xParser(
|
|
xSMGR->createInstance(::rtl::OUString::createFromAscii("com.sun.star.util.URLTransformer")),
|
|
css::uno::UNO_QUERY_THROW);
|
|
|
|
css::util::URL aURL;
|
|
aURL.Complete = sURL;
|
|
xParser->parseStrict(aURL);
|
|
return aURL.Main;
|
|
}
|
|
|
|
} // namespace comphelper
|
|
|