writerperfect/source/calc/MWAWCalcImportFilter.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /* MWAWCalcImportFilter: Sets up the filter, and calls DocumentCollector
   3  * to do the actual filtering
   4  *
   5  * This file is part of the LibreOffice project.
   6  *
   7  * This Source Code Form is subject to the terms of the Mozilla Public
   8  * License, v. 2.0. If a copy of the MPL was not distributed with this
   9  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  10  */
  11
  12 #include <cppuhelper/supportsservice.hxx>
  13
  14 #include <libmwaw/libmwaw.hxx>
  15
  16 #include "MWAWCalcImportFilter.hxx"
  17
  18 static bool handleEmbeddedMWAWGraphicObject(const librevenge::RVNGBinaryData& data,
  19                                             OdfDocumentHandler* pHandler,
  20                                             const OdfStreamType streamType)
  21 {
  22     OdgGenerator exporter;
  23     exporter.addDocumentHandler(pHandler, streamType);
  24     return MWAWDocument::decodeGraphic(data, &exporter);
  25 }
  26
  27 static bool handleEmbeddedMWAWSpreadsheetObject(const librevenge::RVNGBinaryData& data,
  28                                                 OdfDocumentHandler* pHandler,
  29                                                 const OdfStreamType streamType)
  30 {
  31     OdsGenerator exporter;
  32     exporter.addDocumentHandler(pHandler, streamType);
  33     return MWAWDocument::decodeSpreadsheet(data, &exporter);
  34 }
  35
  36 bool MWAWCalcImportFilter::doImportDocument(weld::Window*, librevenge::RVNGInputStream& rInput,
  37                                             OdsGenerator& rGenerator, utl::MediaDescriptor&)
  38 {
  39     return MWAWDocument::MWAW_R_OK == MWAWDocument::parse(&rInput, &rGenerator);
  40 }
  41
  42 bool MWAWCalcImportFilter::doDetectFormat(librevenge::RVNGInputStream& rInput, OUString& rTypeName)
  43 {
  44     rTypeName.clear();
  45
  46     MWAWDocument::Type docType = MWAWDocument::MWAW_T_UNKNOWN;
  47     MWAWDocument::Kind docKind = MWAWDocument::MWAW_K_UNKNOWN;
  48     const MWAWDocument::Confidence confidence
  49         = MWAWDocument::isFileFormatSupported(&rInput, docType, docKind);
  50
  51     if (confidence == MWAWDocument::MWAW_C_EXCELLENT)
  52     {
  53         switch (docKind)
  54         {
  55             case MWAWDocument::MWAW_K_DATABASE:
  56                 switch (docType)
  57                 {
  58                     case MWAWDocument::MWAW_T_CLARISWORKS:
  59                         rTypeName = "calc_ClarisWorks";
  60                         break;
  61                     case MWAWDocument::MWAW_T_MICROSOFTWORKS:
  62                         rTypeName = "calc_Mac_Works";
  63                         break;
  64                     default:
  65                         rTypeName = "MWAW_Database";
  66                         break;
  67                 }
  68                 break;
  69             case MWAWDocument::MWAW_K_SPREADSHEET:
  70                 switch (docType)
  71                 {
  72                     case MWAWDocument::MWAW_T_CLARISRESOLVE:
  73                         rTypeName = "calc_Claris_Resolve";
  74                         break;
  75                     case MWAWDocument::MWAW_T_CLARISWORKS:
  76                         rTypeName = "calc_ClarisWorks";
  77                         break;
  78                     case MWAWDocument::MWAW_T_MICROSOFTWORKS:
  79                         rTypeName = "calc_Mac_Works";
  80                         break;
  81                     default:
  82                         rTypeName = "MWAW_Spreadsheet";
  83                         break;
  84                 }
  85                 break;
  86             default:
  87                 break;
  88         }
  89     }
  90
  91     return !rTypeName.isEmpty();
  92 }
  93
  94 void MWAWCalcImportFilter::doRegisterHandlers(OdsGenerator& rGenerator)
  95 {
  96     rGenerator.registerEmbeddedObjectHandler("image/mwaw-odg", &handleEmbeddedMWAWGraphicObject);
  97     rGenerator.registerEmbeddedObjectHandler("image/mwaw-ods",
  98                                              &handleEmbeddedMWAWSpreadsheetObject);
  99 }
 100
 101 // XServiceInfo
 102 OUString SAL_CALL MWAWCalcImportFilter::getImplementationName()
 103 {
 104     return u"com.sun.star.comp.Calc.MWAWCalcImportFilter"_ustr;
 105 }
 106
 107 sal_Bool SAL_CALL MWAWCalcImportFilter::supportsService(const OUString& rServiceName)
 108 {
 109     return cppu::supportsService(this, rServiceName);
 110 }
 111
 112 css::uno::Sequence<OUString> SAL_CALL MWAWCalcImportFilter::getSupportedServiceNames()
 113 {
 114     return { u"com.sun.star.document.ImportFilter"_ustr,
 115              u"com.sun.star.document.ExtendedTypeDetection"_ustr };
 116 }
 117
 118 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
 119 com_sun_star_comp_Calc_MWAWCalcImportFilter_get_implementation(
 120     css::uno::XComponentContext* const context, const css::uno::Sequence<css::uno::Any>&)
 121 {
 122     return cppu::acquire(new MWAWCalcImportFilter(context));
 123 }
 124
 125 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */