From 940b4d1848e8c70ab7642901a68594e8016caffc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 18:51:28 +0200 Subject: Adding upstream version 1:7.0.4. Signed-off-by: Daniel Baumann --- shell/source/win32/ooofilereader/contentreader.cxx | 218 +++++++++++++++++++++ 1 file changed, 218 insertions(+) create mode 100644 shell/source/win32/ooofilereader/contentreader.cxx (limited to 'shell/source/win32/ooofilereader/contentreader.cxx') diff --git a/shell/source/win32/ooofilereader/contentreader.cxx b/shell/source/win32/ooofilereader/contentreader.cxx new file mode 100644 index 000000000..efdf5ba1e --- /dev/null +++ b/shell/source/win32/ooofilereader/contentreader.cxx @@ -0,0 +1,218 @@ +/* -*- 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 . + */ + +#include +#include "dummytag.hxx" +#include "simpletag.hxx" +#include "autostyletag.hxx" + +#include + +/** constructor. +*/ +CContentReader::CContentReader( const Filepath_t& DocumentName, LocaleSet_t const & DocumentLocale ): +CBaseReader( DocumentName ) +{ + try + { + m_DefaultLocale = DocumentLocale; + Initialize( DOC_CONTENT_NAME ); + } + catch(xml_parser_exception&) + { + // OSL_ENSURE(false, ex.what()); + } + catch(...) + { + // OSL_ENSURE(false, "Unknown error"); + } +} + +CContentReader::CContentReader( StreamInterface* stream, LocaleSet_t const & DocumentLocale ) : +CBaseReader( stream ) +{ +try + { + m_DefaultLocale = DocumentLocale; + Initialize( DOC_CONTENT_NAME ); + } + catch(xml_parser_exception&) + { + // OSL_ENSURE(false, ex.what()); + } + catch(...) + { + // OSL_ENSURE(false, "Unknown error"); + } +} + + +/** destructor. +*/ + +CContentReader::~CContentReader() +{ +} + +/*********************** helper functions ***********************/ + +/** choose an appropriate tag reader +*/ + +ITag* CContentReader::chooseTagReader( const std::wstring& tag_name, const XmlTagAttributes_t& XmlAttributes ) +{ + if (( tag_name == CONTENT_TEXT_A )||( tag_name == CONTENT_TEXT_P )|| + ( tag_name == CONTENT_TEXT_SPAN ) ||( tag_name == CONTENT_TEXT_H )|| + ( tag_name == CONTENT_TEXT_SEQUENCE ) ||( tag_name == CONTENT_TEXT_BOOKMARK_REF )|| + ( tag_name == CONTENT_TEXT_INDEX_TITLE_TEMPLATE ) ) + return new CSimpleTag(XmlAttributes); + else if ( tag_name == CONTENT_STYLE_STYLE ) + { + // if style:style | style:name is exist,, fill the style field, otherwise do nothing; + if ( XmlAttributes.find(CONTENT_STYLE_STYLE_NAME) != XmlAttributes.end()) + return new CAutoStyleTag(XmlAttributes); + else + return new CDummyTag; + } + else if ( ( tag_name == CONTENT_STYLE_PROPERTIES ) || ( tag_name == CONTENT_TEXT_STYLE_PROPERTIES ) ) + { + assert( !m_TagBuilderStack.empty() ); + + //here we presume that if CONTENT_STYLE_PROPERTIES tag is present, it just follow CONTENT_STYLE_STYLE; + ITag* pTagBuilder = m_TagBuilderStack.top(); + pTagBuilder->addAttributes( XmlAttributes ); + + return new CDummyTag; + } + else + return new CDummyTag; +} + +/** get style of the current content. +*/ +::std::wstring CContentReader::getCurrentContentStyle() +{ + assert( !m_TagBuilderStack.empty() ); + ITag* pTagBuilder = m_TagBuilderStack.top(); + + return pTagBuilder->getTagAttribute(CONTENT_TEXT_STYLENAME); +} + +/** add chunk into Chunk Buffer. +*/ +void CContentReader::addChunk( LocaleSet_t const & Locale, Content_t const & Content ) +{ + if ( Content == EMPTY_STRING ) + return; + + if ( ( ( m_ChunkBuffer.empty() ) || ( m_ChunkBuffer.back().first != Locale ) ) && + ( ( Content != SPACE ) && ( Content != LF ) ) ) + { + // if met a new locale, add a blank new chunk; + Chunk_t Chunk; + Chunk.first = Locale; + Chunk.second = EMPTY_STRING; + m_ChunkBuffer.push_back( Chunk ); + } + + if ( !m_ChunkBuffer.empty() ) + m_ChunkBuffer.back().second += Content; +} + +/** get a style's locale field. +*/ + +LocaleSet_t const & CContentReader::getLocale( const StyleName_t& Style ) +{ + if ( m_StyleMap.empty() ) + return m_DefaultLocale; + + StyleLocaleMap_t::const_iterator style_Iter; + + if ( ( style_Iter = m_StyleMap.find( Style ) ) == m_StyleMap.end( ) ) + return m_DefaultLocale; + else + return style_Iter->second; + +} + +/*********************** event handler functions ***********************/ + + +// start_element occurs when a tag is start + + +void CContentReader::start_element( + const string_t& /*raw_name*/, + const string_t& local_name, + const xml_tag_attribute_container_t& attributes) +{ + //get appropriate Xml Tag Builder using MetaInfoBuilderFactory; + ITag* pTagBuilder = chooseTagReader( local_name,attributes ); + assert( pTagBuilder != nullptr ); + pTagBuilder->startTag( ); + m_TagBuilderStack.push( pTagBuilder ); + +} + + +// end_element occurs when a tag is closed + + +void CContentReader::end_element(const string_t& /*raw_name*/, const string_t& local_name) +{ + assert( !m_TagBuilderStack.empty() ); + ITag* pTagBuilder = m_TagBuilderStack.top(); + + if ( local_name == CONTENT_STYLE_STYLE ) + { + StyleLocalePair_t StyleLocalePair = static_cast( pTagBuilder)->getStyleLocalePair(); + if ( ( static_cast( pTagBuilder)->isFull() ) && ( StyleLocalePair.second != m_DefaultLocale ) ) + m_StyleMap.insert( StyleLocalePair ); + } + if (( local_name == CONTENT_TEXT_A )||( local_name == CONTENT_TEXT_SPAN ) || + ( local_name == CONTENT_TEXT_SEQUENCE )||( local_name == CONTENT_TEXT_BOOKMARK_REF )) + addChunk( getLocale( getCurrentContentStyle() ), ::std::wstring( SPACE ) ); + if ((( local_name == CONTENT_TEXT_P )||( local_name == CONTENT_TEXT_H ) || + ( local_name == CONTENT_TEXT_INDEX_TITLE_TEMPLATE ) )&& + ( EMPTY_STRING != pTagBuilder->getTagContent( ) ) ) + addChunk( getLocale( getCurrentContentStyle() ), ::std::wstring( LF ) ); + + m_TagBuilderStack.pop(); + pTagBuilder->endTag(); + delete pTagBuilder; + +} + + +// characters occurs when receiving characters + + +void CContentReader::characters( const string_t& character ) +{ + if ( character.length() > 0 && !HasOnlySpaces( character ) ) + { + addChunk( getLocale( getCurrentContentStyle() ), character ); + + ITag* pTagBuilder = m_TagBuilderStack.top(); + pTagBuilder->addCharacters( character ); + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3