Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 218 insertions, 0 deletions

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 <contentreader.hxx>
+#include "dummytag.hxx"
+#include "simpletag.hxx"
+#include "autostyletag.hxx"
+
+#include <assert.h>
+
+/** 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<CAutoStyleTag * >( pTagBuilder)->getStyleLocalePair();
+        if ( ( static_cast<CAutoStyleTag * >( 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: */