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path: root/sw/source/filter/xml/xmlimp.cxx
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/*************************************************************************
 *
 *  $RCSfile: xmlimp.cxx,v $
 *
 *  $Revision: 1.4 $
 *
 *  last change: $Author: mib $ $Date: 2000-10-18 11:20:44 $
 *
 *  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): _______________________________________
 *
 *
 ************************************************************************/

#ifdef PRECOMPILED
#include "filt_pch.hxx"
#endif

#pragma hdrstop

#ifndef _PAM_HXX //autogen wg. SwPaM
#include <pam.hxx>
#endif

#ifndef _XMLOFF_NMSPMAP_HXX
#include <xmloff/nmspmap.hxx>
#endif

#ifndef _XMLOFF_XMLNMSPE_HXX
#include <xmloff/xmlnmspe.hxx>
#endif

#ifndef _XMLOFF_I18NMAP_HXX
#include <xmloff/i18nmap.hxx>
#endif

#ifndef _XMLOFF_XMLTKMAP_HXX
#include <xmloff/xmltkmap.hxx>
#endif

#ifndef _XMLOFF_XMLKYWD_HXX
#include <xmloff/xmlkywd.hxx>
#endif

#ifndef _XMLOFF_XMLICTXT_HXX
#include <xmloff/xmlictxt.hxx>
#endif
#ifndef _XMLOFF_TXTIMP_HXX
#include <xmloff/txtimp.hxx>
#endif


#ifndef _COM_SUN_STAR_TEXT_XTEXTRANGE_HPP_
#include <com/sun/star/text/XTextRange.hpp>
#endif

#ifndef _COM_SUN_STAR_TEXT_XTEXT_HPP_
#include <com/sun/star/text/XText.hpp>
#endif
#ifndef _DOC_HXX
#include <doc.hxx>
#endif
#ifndef _UNOOBJ_HXX
#include <unoobj.hxx>
#endif
#ifndef _UNOCRSR_HXX
#include "unocrsr.hxx"
#endif
#ifndef _POOLFMT_HXX
#include <poolfmt.hxx>
#endif
#ifndef _NDTXT_HXX
#include <ndtxt.hxx>
#endif
#ifndef _XMLIMP_HXX
#include "xmlimp.hxx"
#endif

using namespace ::rtl;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::text;
using namespace ::com::sun::star::lang;

sal_Char __READONLY_DATA sXML_np__text[] = "text";
sal_Char __READONLY_DATA sXML_np__table[] = "table";

//----------------------------------------------------------------------------

enum SwXMLDocTokens
{
    XML_TOK_DOC_STYLES,
    XML_TOK_DOC_AUTOSTYLES,
    XML_TOK_DOC_MASTERSTYLES,
    XML_TOK_DOC_META,
    XML_TOK_DOC_BODY,
    XML_TOK_OFFICE_END=XML_TOK_UNKNOWN
};

static __FAR_DATA SvXMLTokenMapEntry aDocTokenMap[] =
{
    { XML_NAMESPACE_OFFICE, sXML_styles,     XML_TOK_DOC_STYLES     },
    { XML_NAMESPACE_OFFICE, sXML_automatic_styles, XML_TOK_DOC_AUTOSTYLES   },
    { XML_NAMESPACE_OFFICE, sXML_master_styles,  XML_TOK_DOC_MASTERSTYLES   },
    { XML_NAMESPACE_OFFICE, sXML_meta,       XML_TOK_DOC_META       },
    { XML_NAMESPACE_OFFICE, sXML_body,       XML_TOK_DOC_BODY       },
    XML_TOKEN_MAP_END
};

class SwXMLDocContext_Impl : public SvXMLImportContext
{
    const SwXMLImport& GetSwImport() const
        { return (const SwXMLImport&)GetImport(); }
    SwXMLImport& GetSwImport() { return (SwXMLImport&)GetImport(); }

public:

    SwXMLDocContext_Impl( SwXMLImport& rImport, sal_uInt16 nPrfx,
                const OUString& rLName,
                const Reference< xml::sax::XAttributeList > & xAttrList );
    virtual ~SwXMLDocContext_Impl();

    virtual SvXMLImportContext *CreateChildContext( sal_uInt16 nPrefix,
                const OUString& rLocalName,
                const Reference< xml::sax::XAttributeList > & xAttrList );
};

SwXMLDocContext_Impl::SwXMLDocContext_Impl( SwXMLImport& rImport,
                sal_uInt16 nPrfx, const OUString& rLName,
                const Reference< xml::sax::XAttributeList > & xAttrList ) :
    SvXMLImportContext( rImport, nPrfx, rLName )
{
}

SwXMLDocContext_Impl::~SwXMLDocContext_Impl()
{
}

SvXMLImportContext *SwXMLDocContext_Impl::CreateChildContext(
        sal_uInt16 nPrefix,
        const OUString& rLocalName,
        const Reference< xml::sax::XAttributeList > & xAttrList )
{
    SvXMLImportContext *pContext = 0;

    const SvXMLTokenMap& rTokenMap = GetSwImport().GetDocElemTokenMap();
    switch( rTokenMap.Get( nPrefix, rLocalName ) )
    {
    case XML_TOK_DOC_STYLES:
        pContext = GetSwImport().CreateStylesContext( rLocalName, xAttrList,
                                                      sal_False );
        break;
    case XML_TOK_DOC_AUTOSTYLES:
        pContext = GetSwImport().CreateStylesContext( rLocalName, xAttrList,
                                                      sal_True );
        break;
//  case XML_TOK_DOC_USESTYLES:
//      pContext = GetSwImport().CreateUseStylesContext( rLocalName,
//                                                       xAttrList );
//      break;
    case XML_TOK_DOC_MASTERSTYLES:
        pContext = GetSwImport().CreateMasterStylesContext( rLocalName,
                                                            xAttrList );
        break;
    case XML_TOK_DOC_META:
        pContext = GetSwImport().CreateMetaContext( rLocalName );
        break;
    case XML_TOK_DOC_BODY:
        pContext = GetSwImport().CreateBodyContext( rLocalName );
        break;
    }

    if( !pContext )
        pContext = new SvXMLImportContext( GetImport(), nPrefix, rLocalName );


    return pContext;
}

//----------------------------------------------------------------------------

const SvXMLTokenMap& SwXMLImport::GetDocElemTokenMap()
{
    if( !pDocElemTokenMap )
        pDocElemTokenMap = new SvXMLTokenMap( aDocTokenMap );

    return *pDocElemTokenMap;
}

SvXMLImportContext *SwXMLImport::CreateContext(
        sal_uInt16 nPrefix,
        const OUString& rLocalName,
        const Reference< xml::sax::XAttributeList > & xAttrList )
{
    SvXMLImportContext *pContext = 0;

    if( XML_NAMESPACE_OFFICE==nPrefix &&
        rLocalName.compareToAscii( sXML_document ) == 0 )
        pContext = new SwXMLDocContext_Impl( *this, nPrefix, rLocalName,
                                             xAttrList );
    else
        pContext = SvXMLImport::CreateContext( nPrefix, rLocalName, xAttrList );

    return pContext;
}

SwXMLImport::SwXMLImport(
        SwDoc& rDoc, const SwPaM& rPaM,
        sal_Bool bLDoc, sal_Bool bInsertMode, sal_uInt16 nStyleFamMask,
        const ::com::sun::star::uno::Reference<
                 ::com::sun::star::frame::XModel > & rModel ) :
    SvXMLImport( rModel ),
    bLoadDoc( bLDoc ),
    bInsert( bInsertMode ),
    nStyleFamilyMask( nStyleFamMask ),
    pDocElemTokenMap( 0 ),
    pTableElemTokenMap( 0 ),
    pTableItemMapper( 0 ),
    pSttNdIdx( 0 )
{
    _InitItemImport();

    Reference < XTextRange > xTextRange =
        CreateTextRangeFromPosition( &rDoc, *rPaM.GetPoint(), 0 );
    Reference < XText > xText = xTextRange->getText();
    Reference < XTextCursor > xTextCursor =
        xText->createTextCursorByRange( xTextRange );
    GetTextImport()->SetCursor( xTextCursor );
    if( !IsStylesOnlyMode() )
    {
        pSttNdIdx = new SwNodeIndex( rDoc.GetNodes() );
        if( IsInsertMode() )
        {
            Reference<XUnoTunnel> xCrsrTunnel( GetTextImport()->GetCursor(),
                                               UNO_QUERY);
            ASSERT( xCrsrTunnel.is(), "missing XUnoTunnel for Cursor" );
            SwXTextCursor *pTxtCrsr =
                    (SwXTextCursor*)xCrsrTunnel->getSomething(
                                            SwXTextCursor::getUnoTunnelId() );
            ASSERT( pTxtCrsr, "SwXTextCursor missing" );
            SwPaM *pPaM = pTxtCrsr->GetCrsr();
            const SwPosition* pPos = pPaM->GetPoint();

            // Split once and remember the node that has been splitted.
            rDoc.SplitNode( *pPos );
            *pSttNdIdx = pPos->nNode.GetIndex()-1;

            // Split again.
            rDoc.SplitNode( *pPos );

            // Insert all content into the new node
            pPaM->Move( fnMoveBackward );
            rDoc.SetTxtFmtColl( *pPaM,
                             rDoc.GetTxtCollFromPool(RES_POOLCOLL_STANDARD) );
        }
    }
}

SwXMLImport::~SwXMLImport()
{
    if( !IsStylesOnlyMode() )
    {
        Reference<XUnoTunnel> xCrsrTunnel( GetTextImport()->GetCursor(),
                                              UNO_QUERY);
        ASSERT( xCrsrTunnel.is(), "missing XUnoTunnel for Cursor" );
        SwXTextCursor *pTxtCrsr =
                (SwXTextCursor*)xCrsrTunnel->getSomething(
                                            SwXTextCursor::getUnoTunnelId() );
        ASSERT( pTxtCrsr, "SwXTextCursor missing" );
        SwPaM *pPaM = pTxtCrsr->GetCrsr();
        if( IsInsertMode() && pSttNdIdx->GetIndex() )
        {
            // If we are in insert mode, join the splitted node that is in front
            // of the new content with the first new node. Or in other words:
            // Revert the first split node.
            SwTxtNode* pTxtNode = pSttNdIdx->GetNode().GetTxtNode();
            SwNodeIndex aNxtIdx( *pSttNdIdx );
            if( pTxtNode && pTxtNode->CanJoinNext( &aNxtIdx ))
            {
                // If the PaM points to the first new node, move the PaM to the
                // end of the previous node.
                if( pPaM->GetPoint()->nNode == aNxtIdx )
                {
                    pPaM->GetPoint()->nNode = *pSttNdIdx;
                    pPaM->GetPoint()->nContent.Assign( pTxtNode,
                                            pTxtNode->GetTxt().Len() );
                }

#ifndef PRODUCT
                // !!! This should be impossible !!!!
                ASSERT( pSttNdIdx->GetIndex()+1 !=
                                        pPaM->GetBound( sal_True ).nNode.GetIndex(),
                        "PaM.Bound1 point to new node " );
                ASSERT( pSttNdIdx->GetIndex()+1 !=
                                        pPaM->GetBound( sal_False ).nNode.GetIndex(),
                        "PaM.Bound2 points to new node" );

                if( pSttNdIdx->GetIndex()+1 ==
                                        pPaM->GetBound( sal_True ).nNode.GetIndex() )
                {
                    sal_uInt16 nCntPos =
                            pPaM->GetBound( sal_True ).nContent.GetIndex();
                    pPaM->GetBound( sal_True ).nContent.Assign( pTxtNode,
                            pTxtNode->GetTxt().Len() + nCntPos );
                }
                if( pSttNdIdx->GetIndex()+1 ==
                                pPaM->GetBound( sal_False ).nNode.GetIndex() )
                {
                    sal_uInt16 nCntPos =
                            pPaM->GetBound( sal_False ).nContent.GetIndex();
                    pPaM->GetBound( sal_False ).nContent.Assign( pTxtNode,
                            pTxtNode->GetTxt().Len() + nCntPos );
                }
#endif
                // If the first new node isn't empty, convert  the node's text
                // attributes into hints. Otherwise, set the new node's
                // paragraph style at the previous (empty) node.
                SwTxtNode* pDelNd = aNxtIdx.GetNode().GetTxtNode();
                if( pTxtNode->GetTxt().Len() )
                    pDelNd->FmtToTxtAttr( pTxtNode );
                else
                    pTxtNode->ChgFmtColl( pDelNd->GetTxtColl() );
                pTxtNode->JoinNext();
            }
        }

        SwPosition* pPos = pPaM->GetPoint();
        DBG_ASSERT( !pPos->nContent.GetIndex(), "last paragraph isn't empty" );
        if( !pPos->nContent.GetIndex() )
        {
            SwTxtNode* pCurrNd;
            sal_uInt32 nNodeIdx = pPos->nNode.GetIndex();
            SwDoc *pDoc = pPaM->GetDoc();

            DBG_ASSERT( pPos->nNode.GetNode().IsCntntNode(),
                        "insert position is not a content node" );
            if( !IsInsertMode() )
            {
                // If we're not in insert mode, the last node is deleted.
                if( pDoc->GetNodes()[nNodeIdx -1]->IsCntntNode() )
                {
                    SwCntntNode* pCNd = pPaM->GetCntntNode();
                    if( pCNd && pCNd->StartOfSectionIndex()+2 <
                        pCNd->EndOfSectionIndex() )
                    {
                        pPaM->GetBound(sal_True).nContent.Assign( 0, 0 );
                        pPaM->GetBound(sal_False).nContent.Assign( 0, 0 );
                        pDoc->GetNodes().Delete( pPaM->GetPoint()->nNode );
                    }
                }
            }
            else if( 0 != (pCurrNd = pDoc->GetNodes()[nNodeIdx]->GetTxtNode()) )
            {
                // Id we're in insert mode, the empty node is joined with
                // the next and the previous one.
                if( pCurrNd->CanJoinNext( &pPos->nNode ))
                {
                    SwTxtNode* pNextNd = pPos->nNode.GetNode().GetTxtNode();
                    pPos->nContent.Assign( pNextNd, 0 );
                    pPaM->SetMark(); pPaM->DeleteMark();
                    pNextNd->JoinPrev();

                    if( pNextNd->CanJoinPrev(/* &pPos->nNode*/ ) )
                    {
//                      SwTxtNode* pPrevNd = pPos->nNode.GetNode().GetTxtNode();
//                      pPos->nContent.Assign( pPrevNd, 0 );
//                      pPaM->SetMark(); pPaM->DeleteMark();
//                      pPrevNd->JoinNext();
                        pNextNd->JoinPrev();
                    }
                }
                else if( !pCurrNd->GetTxt().Len() )
                {
                    pPos->nContent.Assign( 0, 0 );
                    pPaM->SetMark(); pPaM->DeleteMark();
                    pDoc->GetNodes().Delete( pPos->nNode, 1 );
                    pPaM->Move( fnMoveBackward );
                }
            }
        }
#ifdef WE_ARE_SURE_WE_DONT_NEED_THIS_CODE_ANY_LONGER_REMOVE_IT
        else if( IsInsertMode() )
        {
            // We're always appending a paragarph at the end of the document,
            // so this code should enver be executed!
            pPaM->Move( fnMoveForward, fnGoNode );
            SwTxtNode* pTxtNode = pPos->nNode.GetNode().GetTxtNode();
            SwNodeIndex aPrvIdx( pPos->nNode );
            if( pTxtNode && pTxtNode->CanJoinPrev( &aPrvIdx ) &&
                *pSttNdIdx <= aPrvIdx )
            {
                // In fact, we should do an JoinNext here, but the Cursor and
                // many other stuff is registered to the current node. That for
                // the node should remain and we do an JoinPrev here.

                // Convert paragraph attributes into hints and set paragraph
                // style at the next node.
                SwTxtNode* pPrev = aPrvIdx.GetNode().GetTxtNode();
                pTxtNode->ChgFmtColl( pPrev->GetTxtColl() );
                pTxtNode->FmtToTxtAttr( pPrev );
                pTxtNode->SwCntntNode::ResetAllAttr();

                if( pPrev->GetpSwAttrSet() )
                    pTxtNode->SwCntntNode::SetAttr( *pPrev->GetpSwAttrSet() );

                if( &pPaM->GetBound(sal_True).nNode.GetNode() == pPrev )
                    pPaM->GetBound(sal_True).nContent.Assign( pTxtNode, 0 );
                if( &pPaM->GetBound(sal_False).nNode.GetNode() == pPrev )
                    pPaM->GetBound(sal_False).nContent.Assign( pTxtNode, 0 );

                pTxtNode->JoinPrev();
            }
        }
#endif
    }

    GetTextImport()->ResetCursor();

    delete pSttNdIdx;
    delete pDocElemTokenMap;
    delete pTableElemTokenMap;
    _FinitItemImport();
}