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Diffstat (limited to 'include/oox/core/xmlfilterbase.hxx')
| -rw-r--r-- | include/oox/core/xmlfilterbase.hxx | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/include/oox/core/xmlfilterbase.hxx b/include/oox/core/xmlfilterbase.hxx new file mode 100644 index 000000000..35312fda5 --- /dev/null +++ b/include/oox/core/xmlfilterbase.hxx @@ -0,0 +1,297 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef INCLUDED_OOX_CORE_XMLFILTERBASE_HXX +#define INCLUDED_OOX_CORE_XMLFILTERBASE_HXX + +#include <memory> +#include <string_view> +#include <vector> + +#include <com/sun/star/uno/Reference.hxx> +#include <oox/core/filterbase.hxx> +#include <oox/core/relations.hxx> +#include <oox/dllapi.h> +#include <oox/helper/storagebase.hxx> +#include <rtl/ustring.hxx> +#include <sal/types.h> + +namespace com::sun::star { + namespace document { class XDocumentProperties; } + namespace io { class XInputStream; } + namespace io { class XOutputStream; } + namespace io { class XStream; } + namespace text { class XText; } + namespace text { class XTextCursor; } + namespace text { class XTextField; } + namespace uno { class XComponentContext; } + namespace xml::dom { class XDocument; } + namespace xml::sax { class XFastSAXSerializable; } +} + +namespace oox { + namespace drawingml { class Theme; } + namespace drawingml::chart { class ChartConverter; } + namespace drawingml::table { + class TableStyleList; + typedef std::shared_ptr< TableStyleList > TableStyleListPtr; + } + namespace vml { class Drawing; } +} + +namespace rtl { template <class reference_type> class Reference; } + +namespace sax_fastparser { + class FastSerializerHelper; + + typedef std::shared_ptr< FastSerializerHelper > FSHelperPtr; +} + +namespace utl { class MediaDescriptor; } + +namespace oox::drawingml +{ +class Shape; +} + +namespace oox::core { + +class FragmentHandler; +class FastParser; + +struct TextField { + css::uno::Reference< css::text::XText > xText; + css::uno::Reference< css::text::XTextCursor > xTextCursor; + css::uno::Reference< css::text::XTextField > xTextField; +}; +typedef std::vector< TextField > TextFieldStack; + +struct XmlFilterBaseImpl; + +using ShapePairs + = std::map<std::shared_ptr<drawingml::Shape>, css::uno::Reference<css::drawing::XShape>>; +using NamedShapePairs = std::map<OUString, ShapePairs>; + +class OOX_DLLPUBLIC XmlFilterBase : public FilterBase +{ +public: + /// @throws css::uno::RuntimeException + explicit XmlFilterBase( + const css::uno::Reference< css::uno::XComponentContext >& rxContext ); + + virtual ~XmlFilterBase() override; + + /** Has to be implemented by each filter, returns the current theme. */ + virtual const ::oox::drawingml::Theme* getCurrentTheme() const = 0; + + /** May be implemented by filters which handle Diagrams, default returns empty ptr */ + virtual std::shared_ptr<::oox::drawingml::Theme> getCurrentThemePtr() const; + + /** Has to be implemented by each filter to return the collection of VML shapes. */ + virtual ::oox::vml::Drawing* getVmlDrawing() = 0; + + /** Has to be implemented by each filter, returns a filter-specific chart + converter object, that should be global per imported document. */ + virtual ::oox::drawingml::chart::ChartConverter* getChartConverter() = 0; + + /** Helper to switch chart data table - specifically for xlsx imports */ + virtual void useInternalChartDataTable( bool /*bInternal*/ ) { } + + /** Has to be implemented by each filter to return the table style list. */ + virtual ::oox::drawingml::table::TableStyleListPtr getTableStyles() = 0; + + + OUString getFragmentPathFromFirstTypeFromOfficeDoc( std::u16string_view rPart ); + + /** Imports a fragment using the passed fragment handler, which contains + the full path to the fragment stream. + + @return True, if the fragment could be imported. + */ + bool importFragment( const rtl::Reference<FragmentHandler>& rxHandler ); + bool importFragment( const rtl::Reference<FragmentHandler>& rxHandler, FastParser& rParser ); + + /** Imports a fragment into an xml::dom::XDocument. + + @param rFragmentPath path to fragment + + @return a non-empty reference to the XDocument, if the + fragment could be imported. + */ + css::uno::Reference< css::xml::dom::XDocument> importFragment( const OUString& rFragmentPath ); + + /** Imports a fragment from an xml::dom::XDocument using the + passed fragment handler + + @param rxHandler fragment handler; path to fragment is + ignored, input source is the rxSerializer + + @param rxSerializer usually retrieved from a + xml::dom::XDocument, will get serialized into rxHandler + + @return true, if the fragment could be imported. + */ + bool importFragment( const ::rtl::Reference< FragmentHandler >& rxHandler, + const css::uno::Reference< css::xml::sax::XFastSAXSerializable >& rxSerializer ); + + /** Imports the relations fragment associated with the specified fragment. + + @return The relations collection of the specified fragment. + */ + RelationsRef importRelations( const OUString& rFragmentPath ); + + /** Adds new relation. + + @param rType + Relation type. + + @param rTarget + Relation target. + + @return Added relation Id. + */ + OUString addRelation( const OUString& rType, std::u16string_view rTarget ); + + /** Adds new relation to part's relations. + + @param rPartName + Part name the relations are related to. The relations will be stored in <rPartName::path>/_rels/<rPartName::name>.rels. + + @param rType + Relation type. + + @param rTarget + Relation target. + + @return Added relation Id. + */ + OUString addRelation( const css::uno::Reference< css::io::XOutputStream >& rOutputStream, const OUString& rType, std::u16string_view rTarget, bool bExternal = false ); + + /** Returns a stack of used textfields, used by the pptx importer to replace links to slidepages with the real page name */ + TextFieldStack& getTextFieldStack() const; + + /** Opens and returns the specified output stream from the base storage with specified media type. + + @param rStreamName + The name of the embedded storage stream. The name may contain + slashes to open streams from embedded substorages. If base stream + access has been enabled in the storage, the base stream can be + accessed by passing an empty string as stream name. + + @param rMediaType + The media type string, used in [Content_Types].xml stream in base + storage. + + @return The opened output stream. + */ + css::uno::Reference< css::io::XOutputStream > + openFragmentStream( + const OUString& rStreamName, + const OUString& rMediaType ); + + /** Opens specified output stream from the base storage with specified + media type and returns new fast serializer for that stream. + + @param rStreamName + The name of the embedded storage stream. The name may contain + slashes to open streams from embedded substorages. If base stream + access has been enabled in the storage, the base stream can be + accessed by passing an empty string as stream name. + + @param rMediaType + The media type string, used in [Content_Types].xml stream in base + storage. + + @return newly created serializer helper. + */ + ::sax_fastparser::FSHelperPtr + openFragmentStreamWithSerializer( + const OUString& rStreamName, + const OUString& rMediaType ); + + /** Returns new unique ID for exported document. + + @return newly created ID. + */ + sal_Int32 GetUniqueId() { return mnMaxDocId++; } + + /** Write the document properties into into the current OPC package. + + @param xProperties The document properties to export. + */ + void exportDocumentProperties( const css::uno::Reference< css::document::XDocumentProperties >& xProperties, bool bSecurityOptOpenReadOnly ); + + /** Write the customXml entries we are preserving (xlsx and pptx only). */ + void exportCustomFragments(); + + /** Read the document properties and also the customXml entries (xlsx and pptx only). */ + void importDocumentProperties(); + + static void putPropertiesToDocumentGrabBag(const css::uno::Reference<css::lang::XComponent>& xDstDoc, + const comphelper::SequenceAsHashMap& rProperties); + + static FastParser* createParser(); + + bool isMSO2007Document() const; + bool isMSODocument() const; + + /// Signal that an MSO 2007-created SmartArt was found, need to warn the + /// user about it. + void setMissingExtDrawing(); + + void setDiagramFontHeights(NamedShapePairs* pDiagramFontHeights); + NamedShapePairs* getDiagramFontHeights(); + + void checkDocumentProperties( + const css::uno::Reference<css::document::XDocumentProperties>& xDocProps); + + OUString getNamespaceURL(sal_Int32 nNSID) const; + +protected: + virtual css::uno::Reference< css::io::XInputStream > + implGetInputStream( utl::MediaDescriptor& rMediaDesc ) const override; + + virtual css::uno::Reference< css::io::XStream > + implGetOutputStream( utl::MediaDescriptor& rMediaDesc ) const override; + + virtual bool implFinalizeExport( utl::MediaDescriptor& rMediaDescriptor ) override; + +private: + virtual StorageRef implCreateStorage( + const css::uno::Reference< css::io::XInputStream >& rxInStream ) const override; + virtual StorageRef implCreateStorage( + const css::uno::Reference< css::io::XStream >& rxOutStream ) const override; + + void importCustomFragments(css::uno::Reference<css::embed::XStorage> const & xDocumentStorage); + +private: + ::std::unique_ptr< XmlFilterBaseImpl > mxImpl; + sal_Int32 mnRelId; + sal_Int32 mnMaxDocId; + bool mbMSO2007; + bool mbMSO; +protected: + bool mbMissingExtDrawing; +}; + +} // namespace oox::core + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |