writerfilter/source/filter/WriterFilter.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifdef DBG_UTIL
  21 #include <iostream>
  22 #endif
  23
  24 #include <com/sun/star/beans/XPropertySet.hpp>
  25 #include <com/sun/star/document/XExporter.hpp>
  26 #include <com/sun/star/document/XFilter.hpp>
  27 #include <com/sun/star/document/XImporter.hpp>
  28 #include <com/sun/star/drawing/XDrawPageSupplier.hpp>
  29 #include <com/sun/star/io/WrongFormatException.hpp>
  30 #include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
  31 #include <com/sun/star/lang/XInitialization.hpp>
  32 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  33 #include <com/sun/star/xml/sax/SAXParseException.hpp>
  34 #include <cppuhelper/exc_hlp.hxx>
  35 #include <cppuhelper/supportsservice.hxx>
  36 #include <dmapper/DomainMapperFactory.hxx>
  37 #include <oox/core/filterdetect.hxx>
  38 #include <oox/core/xmlfilterbase.hxx>
  39 #include <oox/helper/graphichelper.hxx>
  40 #include <oox/ole/olestorage.hxx>
  41 #include <oox/ole/vbaproject.hxx>
  42 #include <ooxml/OOXMLDocument.hxx>
  43 #include <unotools/mediadescriptor.hxx>
  44 #include <rtl/ref.hxx>
  45 #include <sal/log.hxx>
  46 #include <tools/diagnose_ex.h>
  47 #include <comphelper/scopeguard.hxx>
  48
  49 using namespace ::com::sun::star;
  50
  51 static OUString lcl_GetExceptionMessageRec(xml::sax::SAXException const& e);
  52
  53 static OUString lcl_GetExceptionMessage(xml::sax::SAXException const& e)
  54 {
  55     OUString const thisMessage("SAXParseException: \"" + e.Message + "\"");
  56     OUString const restMessage(lcl_GetExceptionMessageRec(e));
  57     return restMessage + "\n" + thisMessage;
  58 }
  59 static OUString lcl_GetExceptionMessage(xml::sax::SAXParseException const& e)
  60 {
  61     OUString const thisMessage("SAXParseException: '" + e.Message + "', Stream '" + e.SystemId
  62                                + "', Line " + OUString::number(e.LineNumber) + ", Column "
  63                                + OUString::number(e.ColumnNumber));
  64     OUString const restMessage(lcl_GetExceptionMessageRec(e));
  65     return restMessage + "\n" + thisMessage;
  66 }
  67
  68 static OUString lcl_GetExceptionMessageRec(xml::sax::SAXException const& e)
  69 {
  70     xml::sax::SAXParseException saxpe;
  71     if (e.WrappedException >>= saxpe)
  72     {
  73         return lcl_GetExceptionMessage(saxpe);
  74     }
  75     xml::sax::SAXException saxe;
  76     if (e.WrappedException >>= saxe)
  77     {
  78         return lcl_GetExceptionMessage(saxe);
  79     }
  80     uno::Exception ue;
  81     if (e.WrappedException >>= ue)
  82     {
  83         return ue.Message;
  84     }
  85     return {};
  86 }
  87
  88 namespace
  89 {
  90 /// Common DOCX filter, calls DocxExportFilter via UNO or does the DOCX import.
  91 class WriterFilter
  92     : public cppu::WeakImplHelper<document::XFilter, document::XImporter, document::XExporter,
  93                                   lang::XInitialization, lang::XServiceInfo>
  94 {
  95     uno::Reference<uno::XComponentContext> m_xContext;
  96     uno::Reference<lang::XComponent> m_xSrcDoc, m_xDstDoc;
  97     uno::Sequence<uno::Any> m_xInitializationArguments;
  98
  99 public:
 100     explicit WriterFilter(uno::Reference<uno::XComponentContext> xContext)
 101         : m_xContext(std::move(xContext))
 102     {
 103     }
 104
 105     // XFilter
 106     sal_Bool SAL_CALL filter(const uno::Sequence<beans::PropertyValue>& rDescriptor) override;
 107     void SAL_CALL cancel() override;
 108
 109     // XImporter
 110     void SAL_CALL setTargetDocument(const uno::Reference<lang::XComponent>& xDoc) override;
 111
 112     // XExporter
 113     void SAL_CALL setSourceDocument(const uno::Reference<lang::XComponent>& xDoc) override;
 114
 115     // XInitialization
 116     void SAL_CALL initialize(const uno::Sequence<uno::Any>& rArguments) override;
 117
 118     // XServiceInfo
 119     OUString SAL_CALL getImplementationName() override;
 120     sal_Bool SAL_CALL supportsService(const OUString& rServiceName) override;
 121     uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
 122 };
 123 }
 124
 125 sal_Bool WriterFilter::filter(const uno::Sequence<beans::PropertyValue>& rDescriptor)
 126 {
 127     if (m_xSrcDoc.is())
 128     {
 129         uno::Reference<lang::XMultiServiceFactory> xMSF(m_xContext->getServiceManager(),
 130                                                         uno::UNO_QUERY_THROW);
 131         uno::Reference<uno::XInterface> xIfc;
 132         try
 133         {
 134             xIfc.set(xMSF->createInstance("com.sun.star.comp.Writer.DocxExport"),
 135                      uno::UNO_SET_THROW);
 136         }
 137         catch (uno::RuntimeException&)
 138         {
 139             throw;
 140         }
 141         catch (uno::Exception& e)
 142         {
 143             uno::Any a(cppu::getCaughtException());
 144             throw lang::WrappedTargetRuntimeException("wrapped " + a.getValueTypeName() + ": "
 145                                                           + e.Message,
 146                                                       uno::Reference<uno::XInterface>(), a);
 147         }
 148
 149         uno::Reference<lang::XInitialization> xInit(xIfc, uno::UNO_QUERY_THROW);
 150         xInit->initialize(m_xInitializationArguments);
 151
 152         uno::Reference<document::XExporter> xExprtr(xIfc, uno::UNO_QUERY_THROW);
 153         uno::Reference<document::XFilter> xFltr(xIfc, uno::UNO_QUERY_THROW);
 154         xExprtr->setSourceDocument(m_xSrcDoc);
 155         return xFltr->filter(rDescriptor);
 156     }
 157     if (m_xDstDoc.is())
 158     {
 159         uno::Reference<beans::XPropertySet> const xDocProps(m_xDstDoc, uno::UNO_QUERY);
 160         xDocProps->setPropertyValue("UndocumentedWriterfilterHack", uno::makeAny(true));
 161         comphelper::ScopeGuard g([xDocProps] {
 162             xDocProps->setPropertyValue("UndocumentedWriterfilterHack", uno::makeAny(false));
 163         });
 164         utl::MediaDescriptor aMediaDesc(rDescriptor);
 165         bool bRepairStorage = aMediaDesc.getUnpackedValueOrDefault("RepairPackage", false);
 166         bool bSkipImages
 167             = aMediaDesc.getUnpackedValueOrDefault("FilterOptions", OUString()) == "SkipImages";
 168
 169         uno::Reference<io::XInputStream> xInputStream;
 170         try
 171         {
 172             // use the oox.core.FilterDetect implementation to extract the decrypted ZIP package
 173             rtl::Reference<::oox::core::FilterDetect> xDetector(
 174                 new ::oox::core::FilterDetect(m_xContext));
 175             xInputStream = xDetector->extractUnencryptedPackage(aMediaDesc);
 176         }
 177         catch (uno::Exception&)
 178         {
 179         }
 180
 181         if (!xInputStream.is())
 182             return false;
 183
 184         writerfilter::Stream::Pointer_t pStream(
 185             writerfilter::dmapper::DomainMapperFactory::createMapper(
 186                 m_xContext, xInputStream, m_xDstDoc, bRepairStorage,
 187                 writerfilter::dmapper::SourceDocumentType::OOXML, aMediaDesc));
 188         //create the tokenizer and domain mapper
 189         writerfilter::ooxml::OOXMLStream::Pointer_t pDocStream
 190             = writerfilter::ooxml::OOXMLDocumentFactory::createStream(m_xContext, xInputStream,
 191                                                                       bRepairStorage);
 192         uno::Reference<task::XStatusIndicator> xStatusIndicator
 193             = aMediaDesc.getUnpackedValueOrDefault(utl::MediaDescriptor::PROP_STATUSINDICATOR,
 194                                                    uno::Reference<task::XStatusIndicator>());
 195         writerfilter::ooxml::OOXMLDocument::Pointer_t pDocument(
 196             writerfilter::ooxml::OOXMLDocumentFactory::createDocument(pDocStream, xStatusIndicator,
 197                                                                       bSkipImages, rDescriptor));
 198
 199         uno::Reference<frame::XModel> xModel(m_xDstDoc, uno::UNO_QUERY_THROW);
 200         pDocument->setModel(xModel);
 201
 202         uno::Reference<drawing::XDrawPageSupplier> xDrawings(m_xDstDoc, uno::UNO_QUERY_THROW);
 203         uno::Reference<drawing::XDrawPage> xDrawPage(xDrawings->getDrawPage(), uno::UNO_SET_THROW);
 204         pDocument->setDrawPage(xDrawPage);
 205
 206         try
 207         {
 208             pDocument->resolve(*pStream);
 209         }
 210         catch (xml::sax::SAXParseException const& e)
 211         {
 212             // note: SfxObjectShell checks for WrongFormatException
 213             io::WrongFormatException wfe(lcl_GetExceptionMessage(e));
 214             throw lang::WrappedTargetRuntimeException("", static_cast<OWeakObject*>(this),
 215                                                       uno::makeAny(wfe));
 216         }
 217         catch (xml::sax::SAXException const& e)
 218         {
 219             // note: SfxObjectShell checks for WrongFormatException
 220             io::WrongFormatException wfe(lcl_GetExceptionMessage(e));
 221             throw lang::WrappedTargetRuntimeException("", static_cast<OWeakObject*>(this),
 222                                                       uno::makeAny(wfe));
 223         }
 224         catch (uno::RuntimeException const&)
 225         {
 226             throw;
 227         }
 228         catch (uno::Exception const&)
 229         {
 230             css::uno::Any anyEx = cppu::getCaughtException();
 231             SAL_WARN("writerfilter",
 232                      "WriterFilter::filter(): failed with " << exceptionToString(anyEx));
 233             throw lang::WrappedTargetRuntimeException("", static_cast<OWeakObject*>(this), anyEx);
 234         }
 235
 236         // Adding some properties to the document's grab bag for interoperability purposes:
 237         comphelper::SequenceAsHashMap aGrabBagProperties;
 238
 239         // Adding the saved Theme DOM
 240         aGrabBagProperties["OOXTheme"] <<= pDocument->getThemeDom();
 241
 242         // Adding the saved custom xml DOM
 243         aGrabBagProperties["OOXCustomXml"] <<= pDocument->getCustomXmlDomList();
 244         aGrabBagProperties["OOXCustomXmlProps"] <<= pDocument->getCustomXmlDomPropsList();
 245
 246         // Adding the saved Glossary Document DOM to the document's grab bag
 247         aGrabBagProperties["OOXGlossary"] <<= pDocument->getGlossaryDocDom();
 248         aGrabBagProperties["OOXGlossaryDom"] <<= pDocument->getGlossaryDomList();
 249
 250         // Adding the saved embedding document to document's grab bag
 251         aGrabBagProperties["OOXEmbeddings"] <<= pDocument->getEmbeddingsList();
 252
 253         oox::core::XmlFilterBase::putPropertiesToDocumentGrabBag(m_xDstDoc, aGrabBagProperties);
 254
 255         writerfilter::ooxml::OOXMLStream::Pointer_t pVBAProjectStream(
 256             writerfilter::ooxml::OOXMLDocumentFactory::createStream(
 257                 pDocStream, writerfilter::ooxml::OOXMLStream::VBAPROJECT));
 258         oox::StorageRef xVbaPrjStrg = std::make_shared<::oox::ole::OleStorage>(
 259             m_xContext, pVBAProjectStream->getDocumentStream(), false);
 260         if (xVbaPrjStrg && xVbaPrjStrg->isStorage())
 261         {
 262             ::oox::ole::VbaProject aVbaProject(m_xContext, xModel, u"Writer");
 263             uno::Reference<frame::XFrame> xFrame = aMediaDesc.getUnpackedValueOrDefault(
 264                 utl::MediaDescriptor::PROP_FRAME, uno::Reference<frame::XFrame>());
 265
 266             // if no XFrame try fallback to what we can glean from the Model
 267             if (!xFrame.is())
 268             {
 269                 uno::Reference<frame::XController> xController = xModel->getCurrentController();
 270                 xFrame = xController.is() ? xController->getFrame() : nullptr;
 271             }
 272
 273             oox::GraphicHelper gHelper(m_xContext, xFrame, xVbaPrjStrg);
 274             aVbaProject.importVbaProject(*xVbaPrjStrg, gHelper);
 275
 276             writerfilter::ooxml::OOXMLStream::Pointer_t pVBADataStream(
 277                 writerfilter::ooxml::OOXMLDocumentFactory::createStream(
 278                     pDocStream, writerfilter::ooxml::OOXMLStream::VBADATA));
 279             if (pVBADataStream)
 280             {
 281                 uno::Reference<io::XInputStream> xDataStream = pVBADataStream->getDocumentStream();
 282                 if (xDataStream.is())
 283                     aVbaProject.importVbaData(xDataStream);
 284             }
 285         }
 286
 287         pStream.clear();
 288
 289         // note: pStream.clear calls RemoveLastParagraph()
 290
 291         return true;
 292     }
 293     return false;
 294 }
 295
 296 void WriterFilter::cancel() {}
 297
 298 void WriterFilter::setTargetDocument(const uno::Reference<lang::XComponent>& xDoc)
 299 {
 300     m_xDstDoc = xDoc;
 301
 302     // Set some compatibility options that are valid for the DOCX format
 303     uno::Reference<lang::XMultiServiceFactory> xFactory(xDoc, uno::UNO_QUERY);
 304     uno::Reference<beans::XPropertySet> xSettings(
 305         xFactory->createInstance("com.sun.star.document.Settings"), uno::UNO_QUERY);
 306
 307     xSettings->setPropertyValue("AddVerticalFrameOffsets", uno::makeAny(true));
 308     xSettings->setPropertyValue("UseOldNumbering", uno::makeAny(false));
 309     xSettings->setPropertyValue("IgnoreFirstLineIndentInNumbering", uno::makeAny(false));
 310     xSettings->setPropertyValue("DoNotResetParaAttrsForNumFont", uno::makeAny(false));
 311     xSettings->setPropertyValue("UseFormerLineSpacing", uno::makeAny(false));
 312     xSettings->setPropertyValue("AddParaSpacingToTableCells", uno::makeAny(true));
 313     xSettings->setPropertyValue("AddParaLineSpacingToTableCells", uno::makeAny(true));
 314     xSettings->setPropertyValue("UseFormerObjectPositioning", uno::makeAny(false));
 315     xSettings->setPropertyValue("ConsiderTextWrapOnObjPos", uno::makeAny(true));
 316     xSettings->setPropertyValue("UseFormerTextWrapping", uno::makeAny(false));
 317     xSettings->setPropertyValue("IgnoreTabsAndBlanksForLineCalculation", uno::makeAny(true));
 318     xSettings->setPropertyValue("InvertBorderSpacing", uno::makeAny(true));
 319     xSettings->setPropertyValue("CollapseEmptyCellPara", uno::makeAny(true));
 320     // tdf#142404 TabOverSpacing (new for compatibilityMode15/Word2013+) is a subset of TabOverMargin
 321     // (which applied to DOCX <= compatibilityMode14).
 322     // TabOverMargin looks at tabs beyond the normal text area,
 323     // while TabOverSpacing only refers to a tab beyond the paragraph margin.
 324     xSettings->setPropertyValue("TabOverSpacing", uno::makeAny(true));
 325     xSettings->setPropertyValue("UnbreakableNumberings", uno::makeAny(true));
 326
 327     xSettings->setPropertyValue("FloattableNomargins", uno::makeAny(true));
 328     xSettings->setPropertyValue("ClippedPictures", uno::makeAny(true));
 329     xSettings->setPropertyValue("BackgroundParaOverDrawings", uno::makeAny(true));
 330     xSettings->setPropertyValue("TreatSingleColumnBreakAsPageBreak", uno::makeAny(true));
 331     xSettings->setPropertyValue("PropLineSpacingShrinksFirstLine", uno::makeAny(true));
 332     xSettings->setPropertyValue("DoNotCaptureDrawObjsOnPage", uno::makeAny(true));
 333     xSettings->setPropertyValue("DisableOffPagePositioning", uno::makeAny(true));
 334 }
 335
 336 void WriterFilter::setSourceDocument(const uno::Reference<lang::XComponent>& xDoc)
 337 {
 338     m_xSrcDoc = xDoc;
 339 }
 340
 341 void WriterFilter::initialize(const uno::Sequence<uno::Any>& rArguments)
 342 {
 343     m_xInitializationArguments = rArguments;
 344 }
 345
 346 OUString WriterFilter::getImplementationName() { return "com.sun.star.comp.Writer.WriterFilter"; }
 347
 348 sal_Bool WriterFilter::supportsService(const OUString& rServiceName)
 349 {
 350     return cppu::supportsService(this, rServiceName);
 351 }
 352
 353 uno::Sequence<OUString> WriterFilter::getSupportedServiceNames()
 354 {
 355     uno::Sequence<OUString> aRet = { OUString("com.sun.star.document.ImportFilter"),
 356                                      OUString("com.sun.star.document.ExportFilter") };
 357     return aRet;
 358 }
 359
 360 extern "C" SAL_DLLPUBLIC_EXPORT uno::XInterface*
 361 com_sun_star_comp_Writer_WriterFilter_get_implementation(
 362     uno::XComponentContext* component, uno::Sequence<uno::Any> const& /*rSequence*/)
 363 {
 364     return cppu::acquire(new WriterFilter(component));
 365 }
 366
 367 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */