GreatWksDBParser.hxx
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00001 /* -*- Mode: C++; c-default-style: "k&r"; indent-tabs-mode: nil; tab-width: 2; c-basic-offset: 2 -*- */
00002 
00003 /* libmwaw
00004 * Version: MPL 2.0 / LGPLv2+
00005 *
00006 * The contents of this file are subject to the Mozilla Public License Version
00007 * 2.0 (the "License"); you may not use this file except in compliance with
00008 * the License or as specified alternatively below. You may obtain a copy of
00009 * the License at http://www.mozilla.org/MPL/
00010 *
00011 * Software distributed under the License is distributed on an "AS IS" basis,
00012 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00013 * for the specific language governing rights and limitations under the
00014 * License.
00015 *
00016 * Major Contributor(s):
00017 * Copyright (C) 2002 William Lachance (wrlach@gmail.com)
00018 * Copyright (C) 2002,2004 Marc Maurer (uwog@uwog.net)
00019 * Copyright (C) 2004-2006 Fridrich Strba (fridrich.strba@bluewin.ch)
00020 * Copyright (C) 2006, 2007 Andrew Ziem
00021 * Copyright (C) 2011, 2012 Alonso Laurent (alonso@loria.fr)
00022 *
00023 *
00024 * All Rights Reserved.
00025 *
00026 * For minor contributions see the git repository.
00027 *
00028 * Alternatively, the contents of this file may be used under the terms of
00029 * the GNU Lesser General Public License Version 2 or later (the "LGPLv2+"),
00030 * in which case the provisions of the LGPLv2+ are applicable
00031 * instead of those above.
00032 */
00033 
00034 #ifndef GREAT_WKS_DB_PARSER
00035 #  define GREAT_WKS_DB_PARSER
00036 
00037 #include <string>
00038 #include <vector>
00039 
00040 #include <librevenge/librevenge.h>
00041 
00042 #include "MWAWCell.hxx"
00043 #include "MWAWDebug.hxx"
00044 
00045 #include "MWAWParser.hxx"
00046 
00047 namespace GreatWksDBParserInternal
00048 {
00049 struct Block;
00050 struct BlockHeader;
00051 struct Field;
00052 class Cell;
00053 struct State;
00054 class SubDocument;
00055 }
00056 
00057 class GreatWksDocument;
00058 
00061 class GreatWksDBParser : public MWAWSpreadsheetParser
00062 {
00063   friend class GreatWksDBParserInternal::SubDocument;
00064 public:
00066   GreatWksDBParser(MWAWInputStreamPtr input, MWAWRSRCParserPtr rsrcParser, MWAWHeader *header);
00068   virtual ~GreatWksDBParser();
00069 
00071   bool checkHeader(MWAWHeader *header, bool strict=false);
00072 
00073   // the main parse function
00074   void parse(librevenge::RVNGSpreadsheetInterface *documentInterface);
00075 
00076 protected:
00078   void init();
00079 
00081   void createDocument(librevenge::RVNGSpreadsheetInterface *documentInterface);
00082 
00084   bool sendDatabase();
00085 
00086   // interface with the text parser
00087 
00089   bool sendHF(int id);
00090 
00091 protected:
00093   bool createZones();
00094 
00095   //
00096   // low level
00097   //
00098 
00100   bool readDatabase();
00101 
00103   bool readHeader();
00105   bool readFields(MWAWEntry const &zone);
00107   bool readField(GreatWksDBParserInternal::Field &field);
00109   bool readFieldAuxis(MWAWEntry const &zon);
00111   bool readFieldLinks(GreatWksDBParserInternal::Field &field);
00113   bool readFieldRecords(GreatWksDBParserInternal::Field &field);
00115   bool readFormLinks(MWAWEntry const &zone);
00117   bool readForm(MWAWEntry const &zone);
00119   bool readRowLinks(GreatWksDBParserInternal::Block &block);
00121   bool readRowRecords(MWAWEntry const &zone);
00123   bool readRecordList(GreatWksDBParserInternal::Block &block);
00124 
00126   bool readFreeList(GreatWksDBParserInternal::Block &block);
00127 
00129   bool readFormula(long endPos, std::vector<MWAWCellContent::FormulaInstruction> &formula);
00133   bool readFormulaResult(long endPos, GreatWksDBParserInternal::Cell &cell, std::string &extra);
00134 
00136   bool readIntList(MWAWEntry const &zone, std::vector<int> &list);
00138   bool readSmallZone(MWAWEntry const &zone);
00140   bool checkSmallZone(MWAWEntry &zone);
00142   shared_ptr<GreatWksDBParserInternal::Block> createBlock(GreatWksDBParserInternal::BlockHeader &entry);
00144   bool readBlock(GreatWksDBParserInternal::Block &block, int fieldSize);
00145 
00146   // unknown zones
00147 
00149   bool readZone12(MWAWEntry const &zone);
00150 
00152   bool readBlockHeader2(GreatWksDBParserInternal::Block &block);
00154   bool readBlockHeader(GreatWksDBParserInternal::BlockHeader &entry);
00155 
00156   //
00157   // data
00158   //
00159 
00161   shared_ptr<GreatWksDBParserInternal::State> m_state;
00162 
00164   shared_ptr<GreatWksDocument> m_document;
00165 };
00166 #endif
00167 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab: