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.
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  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
  57 #include "lwp9reader.hxx"
  58 #include <lwpglobalmgr.hxx>
  59 #include "lwparrowstyles.hxx"
  60 #include <lwpobjhdr.hxx>
  61 #include "lwpdoc.hxx"
  62 #include <xfilter/xfstylemanager.hxx>
  63 #include <lwpdocdata.hxx>
  64 #include <lwpchangemgr.hxx>
  65 #include <sal/log.hxx>
  66
  67 Lwp9Reader::Lwp9Reader(LwpSvStream* pInputStream, IXFStream* pStream)
  68     : m_pDocStream(pInputStream)
  69     , m_pStream(pStream)
  70     , m_pObjMgr(nullptr)
  71 {
  72 }
  73
  74 /**
  75  * @descr   The entrance of Word Pro 9 import filter.
  76  **/
  77 bool Lwp9Reader::Read()
  78 {
  79     bool bRet = true;
  80     LwpGlobalMgr* pGlobal = LwpGlobalMgr::GetInstance(m_pDocStream);
  81     try
  82     {
  83         m_pObjMgr = pGlobal->GetLwpObjFactory();
  84
  85         //Does not support Word Pro 96 and previous versions
  86         if (ReadFileHeader() && LwpFileHeader::m_nFileRevision >= 0x000B)
  87         {
  88             ReadIndex();
  89             bRet = ParseDocument();
  90         }
  91         else
  92         {
  93             SAL_WARN("lwp", "Only Lotus Word Pro 97 (version 11) and later is supported.");
  94             SAL_WARN("lwp", "You are trying to open version: " << LwpFileHeader::m_nFileRevision);
  95             bRet = false;
  96         }
  97     }
  98     catch (...)
  99     {
 100         LwpGlobalMgr::DeleteInstance();
 101         throw;
 102     }
 103     LwpGlobalMgr::DeleteInstance();
 104     return bRet;
 105 }
 106
 107 /**
 108  * @descr   Read the LWP7 object.
 109  */
 110 bool Lwp9Reader::ReadFileHeader()
 111 {
 112     if (!m_pDocStream->CheckSeek(LwpSvStream::LWP_STREAM_BASE))
 113         return false;
 114
 115     //Remember to initialize the LwpFileHeader::m_nFileRevision first.
 116     LwpFileHeader::m_nFileRevision = 0;
 117
 118     LwpObjectHeader objHdr;
 119     if (!objHdr.Read(*m_pDocStream))
 120         return false;
 121
 122     sal_Int64 pos = m_pDocStream->Tell();
 123     m_LwpFileHdr.Read(m_pDocStream);
 124     return m_pDocStream->CheckSeek(pos + objHdr.GetSize());
 125 }
 126
 127 /**
 128  * @descr  Read the index objects at the end of the WordProData stream
 129  */
 130 void Lwp9Reader::ReadIndex()
 131 {
 132     sal_Int64 oldpos = m_pDocStream->Tell();
 133     sal_uInt32 rootoffset = m_LwpFileHdr.GetRootIndexOffset();
 134     m_pDocStream->Seek(rootoffset + LwpSvStream::LWP_STREAM_BASE);
 135     m_pObjMgr->ReadIndex(m_pDocStream);
 136     m_pDocStream->Seek(oldpos);
 137 }
 138
 139 /**
 140  * @descr       Parse all document content
 141 */
 142 bool Lwp9Reader::ParseDocument()
 143 {
 144     WriteDocHeader();
 145
 146     //Get root document
 147     LwpDocument* doc = dynamic_cast<LwpDocument*>(m_LwpFileHdr.GetDocID().obj().get());
 148
 149     if (!doc)
 150         return false;
 151
 152     //Parse Doc Data
 153     LwpDocData* pDocData = dynamic_cast<LwpDocData*>(doc->GetDocData().obj().get());
 154     if (pDocData != nullptr)
 155         pDocData->Parse(m_pStream);
 156
 157     //Register Styles
 158     RegisteArrowStyles();
 159     doc->DoRegisterStyle();
 160     XFStyleManager* pXFStyleManager = LwpGlobalMgr::GetInstance()->GetXFStyleManager();
 161     pXFStyleManager->ToXml(m_pStream);
 162
 163     //Parse document content
 164     m_pStream->GetAttrList()->Clear();
 165     m_pStream->StartElement(u"office:body"_ustr);
 166
 167     //Parse change list
 168     LwpGlobalMgr* pGlobal = LwpGlobalMgr::GetInstance();
 169     LwpChangeMgr* pChangeMgr = pGlobal->GetLwpChangeMgr();
 170     pChangeMgr->ConvertAllChange(m_pStream);
 171
 172     doc->Parse(m_pStream);
 173     m_pStream->EndElement(u"office:body"_ustr);
 174
 175     WriteDocEnd();
 176     return true;
 177 }
 178
 179 /**
 180  * @descr   Write xml document header
 181  */
 182 void Lwp9Reader::WriteDocHeader()
 183 {
 184     m_pStream->StartDocument();
 185
 186     IXFAttrList* pAttrList = m_pStream->GetAttrList();
 187
 188     pAttrList->AddAttribute(u"xmlns:office"_ustr, u"http://openoffice.org/2000/office"_ustr);
 189     pAttrList->AddAttribute(u"xmlns:style"_ustr, u"http://openoffice.org/2000/style"_ustr);
 190     pAttrList->AddAttribute(u"xmlns:text"_ustr, u"http://openoffice.org/2000/text"_ustr);
 191     pAttrList->AddAttribute(u"xmlns:table"_ustr, u"http://openoffice.org/2000/table"_ustr);
 192     pAttrList->AddAttribute(u"xmlns:draw"_ustr, u"http://openoffice.org/2000/drawing"_ustr);
 193
 194     pAttrList->AddAttribute(u"xmlns:fo"_ustr, u"http://www.w3.org/1999/XSL/Format"_ustr);
 195     pAttrList->AddAttribute(u"xmlns:xlink"_ustr, u"http://www.w3.org/1999/xlink"_ustr);
 196     pAttrList->AddAttribute(u"xmlns:number"_ustr, u"http://openoffice.org/2000/datastyle"_ustr);
 197     pAttrList->AddAttribute(u"xmlns:svg"_ustr, u"http://www.w3.org/2000/svg"_ustr);
 198     pAttrList->AddAttribute(u"xmlns:chart"_ustr, u"http://openoffice.org/2000/chart"_ustr);
 199
 200     pAttrList->AddAttribute(u"xmlns:dr3d"_ustr, u"http://openoffice.org/2000/dr3d"_ustr);
 201     pAttrList->AddAttribute(u"xmlns:math"_ustr, u"http://www.w3.org/1998/Math/MathML"_ustr);
 202     pAttrList->AddAttribute(u"xmlns:form"_ustr, u"http://openoffice.org/2000/form"_ustr);
 203     pAttrList->AddAttribute(u"xmlns:script"_ustr, u"http://openoffice.org/2000/script"_ustr);
 204     pAttrList->AddAttribute(u"xmlns:dc"_ustr, u"http://purl.org/dc/elements/1.1/"_ustr);
 205
 206     pAttrList->AddAttribute(u"xmlns:meta"_ustr, u"http://openoffice.org/2000/meta"_ustr);
 207     pAttrList->AddAttribute(u"office:class"_ustr, u"text"_ustr);
 208     pAttrList->AddAttribute(u"office:version"_ustr, u"1.0"_ustr);
 209
 210     m_pStream->StartElement(u"office:document"_ustr);
 211     pAttrList->Clear();
 212 }
 213 /**
 214  * @descr   Write xml document end
 215  */
 216 void Lwp9Reader::WriteDocEnd()
 217 {
 218     m_pStream->EndElement(u"office:document"_ustr);
 219     m_pStream->EndDocument();
 220 }
 221
 222 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */