writerperfect/source/writer/MWAWImportFilter.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /* MWAWImportFilter: 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 "MWAWImportFilter.hxx"
  17
  18 using com::sun::star::uno::Sequence;
  19 using com::sun::star::uno::XInterface;
  20 using com::sun::star::uno::RuntimeException;
  21 using com::sun::star::uno::XComponentContext;
  22
  23 static bool handleEmbeddedMWAWGraphicObject(const librevenge::RVNGBinaryData &data, OdfDocumentHandler *pHandler,  const OdfStreamType streamType)
  24 {
  25     OdgGenerator exporter;
  26     exporter.addDocumentHandler(pHandler, streamType);
  27     return MWAWDocument::decodeGraphic(data, &exporter);
  28 }
  29
  30 static bool handleEmbeddedMWAWSpreadsheetObject(const librevenge::RVNGBinaryData &data, OdfDocumentHandler *pHandler,  const OdfStreamType streamType)
  31 {
  32     OdsGenerator exporter;
  33     exporter.registerEmbeddedObjectHandler("image/mwaw-odg", &handleEmbeddedMWAWGraphicObject);
  34     exporter.addDocumentHandler(pHandler, streamType);
  35     return MWAWDocument::decodeSpreadsheet(data, &exporter);
  36 }
  37
  38 bool MWAWImportFilter::doImportDocument(librevenge::RVNGInputStream &rInput, OdtGenerator &rGenerator, utl::MediaDescriptor &)
  39 {
  40     return MWAWDocument::MWAW_R_OK == MWAWDocument::parse(&rInput, &rGenerator);
  41 }
  42
  43 bool MWAWImportFilter::doDetectFormat(librevenge::RVNGInputStream &rInput, OUString &rTypeName)
  44 {
  45     rTypeName.clear();
  46
  47     MWAWDocument::Type docType = MWAWDocument::MWAW_T_UNKNOWN;
  48     MWAWDocument::Kind docKind = MWAWDocument::MWAW_K_UNKNOWN;
  49     const MWAWDocument::Confidence confidence = MWAWDocument::isFileFormatSupported(&rInput, docType, docKind);
  50
  51     if (confidence == MWAWDocument::MWAW_C_EXCELLENT)
  52     {
  53         if (docKind == MWAWDocument::MWAW_K_TEXT)
  54         {
  55             switch (docType)
  56             {
  57             case MWAWDocument::MWAW_T_CLARISWORKS:
  58                 rTypeName = "writer_ClarisWorks";
  59                 break;
  60             case MWAWDocument::MWAW_T_MACWRITE:
  61             case MWAWDocument::MWAW_T_MACWRITEPRO:
  62                 rTypeName = "writer_MacWrite";
  63                 break;
  64             case MWAWDocument::MWAW_T_MARINERWRITE:
  65                 rTypeName = "writer_Mariner_Write";
  66                 break;
  67             case MWAWDocument::MWAW_T_MICROSOFTWORD:
  68                 rTypeName = "writer_Mac_Word";
  69                 break;
  70             case MWAWDocument::MWAW_T_MICROSOFTWORKS:
  71                 rTypeName = "writer_Mac_Works";
  72                 break;
  73             case MWAWDocument::MWAW_T_WRITENOW:
  74                 rTypeName = "writer_WriteNow";
  75                 break;
  76             default:
  77                 rTypeName = "MWAW_Text_Document";
  78                 break;
  79             }
  80         }
  81     }
  82
  83     return !rTypeName.isEmpty();
  84 }
  85
  86 void MWAWImportFilter::doRegisterHandlers(OdtGenerator &rGenerator)
  87 {
  88     rGenerator.registerEmbeddedObjectHandler("image/mwaw-odg", &handleEmbeddedMWAWGraphicObject);
  89     rGenerator.registerEmbeddedObjectHandler("image/mwaw-ods", &handleEmbeddedMWAWSpreadsheetObject);
  90 }
  91
  92 // XServiceInfo
  93 OUString SAL_CALL MWAWImportFilter::getImplementationName()
  94 throw (RuntimeException, std::exception)
  95 {
  96     return OUString("com.sun.star.comp.Writer.MWAWImportFilter");
  97 }
  98
  99 sal_Bool SAL_CALL MWAWImportFilter::supportsService(const OUString &rServiceName)
 100 throw (RuntimeException, std::exception)
 101 {
 102     return cppu::supportsService(this, rServiceName);
 103 }
 104
 105 Sequence< OUString > SAL_CALL MWAWImportFilter::getSupportedServiceNames()
 106 throw (RuntimeException, std::exception)
 107 {
 108     Sequence < OUString > aRet(2);
 109     OUString *pArray = aRet.getArray();
 110     pArray[0] =  "com.sun.star.document.ImportFilter";
 111     pArray[1] =  "com.sun.star.document.ExtendedTypeDetection";
 112     return aRet;
 113 }
 114
 115 extern "C"
 116 SAL_DLLPUBLIC_EXPORT css::uno::XInterface *SAL_CALL
 117 com_sun_star_comp_Writer_MWAWImportFilter_get_implementation(
 118     css::uno::XComponentContext *const context,
 119     const css::uno::Sequence<css::uno::Any> &)
 120 {
 121     return cppu::acquire(new MWAWImportFilter(context));
 122 }
 123
 124 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */