lotuswordpro/source/filter/lwp9reader.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*************************************************************************
   3  *
   4  *  The Contents of this file are made available subject to the terms of
   5  *  either of the following licenses
   6  *
   7  *         - GNU Lesser General Public License Version 2.1
   8  *         - Sun Industry Standards Source License Version 1.1
   9  *
  10  *  Sun Microsystems Inc., October, 2000
  11  *
  12  *  GNU Lesser General Public License Version 2.1
  13  *  =============================================
  14  *  Copyright 2000 by Sun Microsystems, Inc.
  15  *  901 San Antonio Road, Palo Alto, CA 94303, USA
  16  *
  17  *  This library is free software; you can redistribute it and/or
  18  *  modify it under the terms of the GNU Lesser General Public
  19  *  License version 2.1, as published by the Free Software Foundation.
  20  *
  21  *  This library is distributed in the hope that it will be useful,
  22  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  23  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  24  *  Lesser General Public License for more details.
  25  *
  26  *  You should have received a copy of the GNU Lesser General Public
  27  *  License along with this library; if not, write to the Free Software
  28  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  29  *  MA  02111-1307  USA
  30  *
  31  *
  32  *  Sun Industry Standards Source License Version 1.1
  33  *  =================================================
  34  *  The contents of this file are subject to the Sun Industry Standards
  35  *  Source License Version 1.1 (the "License"); You may not use this file
  36  *  except in compliance with the License. You may obtain a copy of the
  37  *  License at http://www.openoffice.org/license.html.
  38  *
  39  *  Software provided under this License is provided on an "AS IS" basis,
  40  *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
  41  *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
  42  *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
  43  *  See the License for the specific provisions governing your rights and
  44  *  obligations concerning the Software.
  45  *
  46  *  The Initial Developer of the Original Code is: IBM Corporation
  47  *
  48  *  Copyright: 2008 by IBM Corporation
  49  *
  50  *  All Rights Reserved.
  51  *
  52  *  Contributor(s): _______________________________________
  53  *
  54  *
  55  ************************************************************************/
  56 #include "lwp9reader.hxx"
  57 #include "lwpglobalmgr.hxx"
  58 #include "lwpunoheader.hxx"
  59 #include "lwparrowstyles.hxx"
  60 #include "lwpobjhdr.hxx"
  61 #include "lwpdoc.hxx"
  62 #include "xfilter/xfstylemanager.hxx"
  63 #include "lwpdocdata.hxx"
  64 #include "lwpbookmarkmgr.hxx"
  65 #include "lwpchangemgr.hxx"
  66 #include <tools/stream.hxx>
  67
  68 Lwp9Reader::Lwp9Reader (LwpSvStream* pInputStream, IXFStream* pStream)
  69     : m_pDocStream(pInputStream), m_pStream(pStream), m_LwpFileHdr()
  70 {}
  71
  72 /**
  73  * @descr   The entrance of Word Pro 9 import filter.
  74  **/
  75 void Lwp9Reader::Read()
  76 {
  77     LwpGlobalMgr* pGlobal = LwpGlobalMgr::GetInstance(m_pDocStream);
  78     try
  79     {
  80         m_pObjMgr = pGlobal->GetLwpObjFactory();
  81
  82         ReadFileHeader();
  83         //Does not support Word Pro 96 and previous versions
  84         if(LwpFileHeader::m_nFileRevision>=0x000B)
  85         {
  86             ReadIndex();
  87             ParseDocument();
  88         }
  89     }
  90     catch(...)
  91     {
  92         LwpGlobalMgr::DeleteInstance();
  93         throw;
  94     }
  95     LwpGlobalMgr::DeleteInstance();
  96 }
  97
  98 /**
  99  * @descr   Read the OLE objects.
 100  */
 101 void Lwp9Reader::ReadOleObjects()
 102 {
 103 }
 104 /**
 105  * @descr   Read the LWP7 object.
 106  */
 107 void Lwp9Reader::ReadFileHeader()
 108 {
 109     m_pDocStream->Seek(LwpSvStream::LWP_STREAM_BASE);
 110
 111     //Remember to initialize the LwpFileHeader::m_nFileRevision first.
 112     LwpFileHeader::m_nFileRevision = 0;
 113
 114     LwpObjectHeader objHdr;
 115     objHdr.Read(*m_pDocStream);
 116     sal_Int64 pos = m_pDocStream->Tell();
 117     m_LwpFileHdr.Read(m_pDocStream);
 118     m_pDocStream->Seek(pos+objHdr.GetSize());
 119
 120 }
 121
 122 /**
 123  * @descr  Read the index objects at the end of the WordProData stream
 124  */
 125 void Lwp9Reader::ReadIndex()
 126 {
 127     sal_Int64 oldpos = m_pDocStream->Tell();
 128     sal_uInt32 rootoffset = m_LwpFileHdr.GetRootIndexOffset();
 129     m_pDocStream->Seek(rootoffset + LwpSvStream::LWP_STREAM_BASE);
 130     m_pObjMgr->ReadIndex(m_pDocStream);
 131     m_pDocStream->Seek(oldpos);
 132 }
 133
 134 /**
 135  * @descr   Read all objects
 136  *      This function is  replaced by the read on demand model
 137  *      Reserverd for future use
 138 */
 139 void Lwp9Reader::DumpAllObjects()
 140 {
 141     sal_Int64 nFileSize = GetFileSize();
 142     sal_Int64 nFilePos = m_pDocStream->Tell();
 143
 144     while(true)
 145     {
 146         LwpObjectHeader objHdr;
 147         objHdr.Read(*m_pDocStream);
 148         nFilePos = m_pDocStream->Tell();
 149         //Stop when reaching the index object
 150         if(objHdr.GetTag() >= VO_ROOTLEAFOBJINDEX)
 151         {
 152             break;
 153         }
 154         //Stop when the length exceeds the file length
 155         if(nFilePos + objHdr.GetSize() > nFileSize)
 156         {
 157             assert(false);
 158             break;
 159         }
 160         m_pObjMgr->CreateObject(objHdr.GetTag(), objHdr);
 161         m_pDocStream->Seek(nFilePos+objHdr.GetSize());
 162     }
 163 }
 164
 165 /**
 166  * @descr   Get file size
 167 */
 168 sal_Int64 Lwp9Reader::GetFileSize()
 169 {
 170     sal_Int64 pos = m_pDocStream->Tell();
 171     m_pDocStream->Seek(0);
 172
 173     sal_Int64 size = m_pDocStream->Seek( STREAM_SEEK_TO_END);
 174     m_pDocStream->Seek(pos);
 175     return(size);
 176 }
 177
 178 /**
 179  * @descr       Parse all document content
 180 */
 181 void Lwp9Reader::ParseDocument()
 182 {
 183     WriteDocHeader();
 184
 185     //Get root document
 186     LwpDocument* doc = dynamic_cast<LwpDocument*> ( m_LwpFileHdr.GetDocID()->obj() );
 187
 188     if (!doc)
 189         return;
 190
 191     //Parse Doc Data
 192     LwpDocData *pDocData = dynamic_cast<LwpDocData*>((doc->GetDocData())->obj());
 193     if (pDocData!=NULL)
 194         pDocData->Parse(m_pStream);
 195
 196     //Register Styles
 197     RegisteArrowStyles();
 198     doc->RegisterStyle();
 199     XFStyleManager* pXFStyleManager = LwpGlobalMgr::GetInstance()->GetXFStyleManager();
 200     pXFStyleManager->ToXml(m_pStream);
 201
 202     //Parse document content
 203     m_pStream->GetAttrList()->Clear();
 204     m_pStream->StartElement( A2OUSTR("office:body") );
 205
 206     //Parse change list, add by
 207     LwpGlobalMgr* pGlobal = LwpGlobalMgr::GetInstance();
 208     LwpChangeMgr* pChangeMgr = pGlobal->GetLwpChangeMgr();
 209     pChangeMgr->ConvertAllChange(m_pStream);
 210
 211     doc->Parse(m_pStream);
 212     m_pStream->EndElement(OUString("office:body"));
 213
 214     WriteDocEnd();
 215 }
 216
 217 /**
 218  * @descr   Write xml document header
 219  */
 220 void Lwp9Reader::WriteDocHeader()
 221 {
 222     m_pStream->StartDocument();
 223
 224     IXFAttrList *pAttrList = m_pStream->GetAttrList();
 225
 226     pAttrList->AddAttribute( A2OUSTR("xmlns:office"), A2OUSTR("http://openoffice.org/2000/office") );
 227     pAttrList->AddAttribute( A2OUSTR("xmlns:style"), A2OUSTR("http://openoffice.org/2000/style") );
 228     pAttrList->AddAttribute( A2OUSTR("xmlns:text"), A2OUSTR("http://openoffice.org/2000/text") );
 229     pAttrList->AddAttribute( A2OUSTR("xmlns:table"), A2OUSTR("http://openoffice.org/2000/table") );
 230     pAttrList->AddAttribute( A2OUSTR("xmlns:draw"), A2OUSTR("http://openoffice.org/2000/drawing") );
 231
 232     pAttrList->AddAttribute( A2OUSTR("xmlns:fo"), A2OUSTR("http://www.w3.org/1999/XSL/Format") );
 233     pAttrList->AddAttribute( A2OUSTR("xmlns:xlink"), A2OUSTR("http://www.w3.org/1999/xlink") );
 234     pAttrList->AddAttribute( A2OUSTR("xmlns:number"), A2OUSTR("http://openoffice.org/2000/datastyle") );
 235     pAttrList->AddAttribute( A2OUSTR("xmlns:svg"), A2OUSTR("http://www.w3.org/2000/svg") );
 236     pAttrList->AddAttribute( A2OUSTR("xmlns:chart"), A2OUSTR("http://openoffice.org/2000/chart") );
 237
 238     pAttrList->AddAttribute( A2OUSTR("xmlns:dr3d"), A2OUSTR("http://openoffice.org/2000/dr3d") );
 239     pAttrList->AddAttribute( A2OUSTR("xmlns:math"), A2OUSTR("http://www.w3.org/1998/Math/MathML") );
 240     pAttrList->AddAttribute( A2OUSTR("xmlns:form"), A2OUSTR("http://openoffice.org/2000/form") );
 241     pAttrList->AddAttribute( A2OUSTR("xmlns:script"), A2OUSTR("http://openoffice.org/2000/script") );
 242     pAttrList->AddAttribute( A2OUSTR("xmlns:dc"), A2OUSTR("http://purl.org/dc/elements/1.1/") );
 243
 244     pAttrList->AddAttribute( A2OUSTR("xmlns:meta"), A2OUSTR("http://openoffice.org/2000/meta") );
 245     pAttrList->AddAttribute( A2OUSTR("office:class"), A2OUSTR("text"));
 246     pAttrList->AddAttribute( A2OUSTR("office:version"), A2OUSTR("1.0"));
 247
 248     m_pStream->StartElement( OUString("office:document") );
 249     pAttrList->Clear();
 250
 251 }
 252 /**
 253  * @descr   Write xml document end
 254  */
 255 void Lwp9Reader::WriteDocEnd()
 256 {
 257     m_pStream->EndElement(OUString("office:document"));
 258     m_pStream->EndDocument();
 259 }
 260
 261 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */