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office-gobmx/linguistic/source/convdicxml.cxx
Noel Grandin 1705fbe9da move the castToFastAttributeList function 
to the slightly higher namespace, to make it easy and more readable to
use directly in a for-loop-range expression.

And make it return a reference rather than a pointer, since it is never
allowed to be nullptr.

Change-Id: I15d0b32493ef65cfc601b247c272b318f1eadfd8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/93049
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2020-04-28 13:25:27 +02:00

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/* -*- 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 <tools/debug.hxx>
#include <i18nlangtag/languagetag.hxx>
#include <com/sun/star/linguistic2/ConversionDictionaryType.hpp>
#include <com/sun/star/linguistic2/ConversionPropertyType.hpp>
#include <com/sun/star/lang/Locale.hpp>
#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/document/XFilter.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <xmloff/nmspmap.hxx>
#include <xmloff/xmlnmspe.hxx>
#include <unotools/streamwrap.hxx>
#include "convdic.hxx"
#include "convdicxml.hxx"
#include <linguistic/misc.hxx>
using namespace std;
using namespace utl;
using namespace com::sun::star;
using namespace com::sun::star::lang;
using namespace com::sun::star::uno;
using namespace com::sun::star::linguistic2;
using namespace linguistic;
#define XML_NAMESPACE_TCD_STRING "http://openoffice.org/2003/text-conversion-dictionary"
#define CONV_TYPE_HANGUL_HANJA "Hangul / Hanja"
#define CONV_TYPE_SCHINESE_TCHINESE "Chinese simplified / Chinese traditional"
static OUString ConversionTypeToText( sal_Int16 nConversionType )
{
OUString aRes;
if (nConversionType == ConversionDictionaryType::HANGUL_HANJA)
aRes = CONV_TYPE_HANGUL_HANJA;
else if (nConversionType == ConversionDictionaryType::SCHINESE_TCHINESE)
aRes = CONV_TYPE_SCHINESE_TCHINESE;
return aRes;
}
static sal_Int16 GetConversionTypeFromText( const OUString &rText )
{
sal_Int16 nRes = -1;
if (rText == CONV_TYPE_HANGUL_HANJA)
nRes = ConversionDictionaryType::HANGUL_HANJA;
else if (rText == CONV_TYPE_SCHINESE_TCHINESE)
nRes = ConversionDictionaryType::SCHINESE_TCHINESE;
return nRes;
}
namespace {
class ConvDicXMLImportContext :
public SvXMLImportContext
{
public:
ConvDicXMLImportContext( ConvDicXMLImport &rImport ) :
SvXMLImportContext( rImport )
{
}
ConvDicXMLImport & GetConvDicImport()
{
return static_cast<ConvDicXMLImport &>(GetImport());
}
// SvXMLImportContext
virtual void SAL_CALL startFastElement(
sal_Int32 /*nElement*/,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& /*xAttrList*/ ) override {}
virtual void SAL_CALL characters( const OUString &rChars ) override;
virtual css::uno::Reference<XFastContextHandler> SAL_CALL createFastChildContext(
sal_Int32 Element, const css::uno::Reference< css::xml::sax::XFastAttributeList > & xAttrList ) override;
};
class ConvDicXMLDictionaryContext_Impl :
public ConvDicXMLImportContext
{
LanguageType nLanguage;
sal_Int16 nConversionType;
public:
ConvDicXMLDictionaryContext_Impl( ConvDicXMLImport &rImport ) :
ConvDicXMLImportContext( rImport ),
nLanguage(LANGUAGE_NONE), nConversionType(-1)
{
}
// SvXMLImportContext
virtual void SAL_CALL startFastElement( sal_Int32 nElement, const css::uno::Reference< css::xml::sax::XFastAttributeList >& Attribs ) override;
virtual css::uno::Reference<XFastContextHandler> SAL_CALL createFastChildContext(
sal_Int32 Element, const css::uno::Reference< css::xml::sax::XFastAttributeList > & xAttrList ) override;
};
class ConvDicXMLEntryTextContext_Impl :
public ConvDicXMLImportContext
{
OUString aLeftText;
public:
ConvDicXMLEntryTextContext_Impl( ConvDicXMLImport &rImport ) :
ConvDicXMLImportContext( rImport )
{
}
// SvXMLImportContext
virtual void SAL_CALL startFastElement( sal_Int32 nElement, const css::uno::Reference< css::xml::sax::XFastAttributeList >& Attribs ) override;
virtual css::uno::Reference<XFastContextHandler> SAL_CALL createFastChildContext(
sal_Int32 Element, const css::uno::Reference< css::xml::sax::XFastAttributeList > & xAttrList ) override;
const OUString & GetLeftText() const { return aLeftText; }
};
class ConvDicXMLRightTextContext_Impl :
public ConvDicXMLImportContext
{
OUString aRightText;
ConvDicXMLEntryTextContext_Impl &rEntryContext;
public:
ConvDicXMLRightTextContext_Impl(
ConvDicXMLImport &rImport,
ConvDicXMLEntryTextContext_Impl &rParentContext ) :
ConvDicXMLImportContext( rImport ),
rEntryContext( rParentContext )
{
}
// SvXMLImportContext
virtual void SAL_CALL endFastElement( sal_Int32 nElement ) override;
virtual void SAL_CALL characters( const OUString &rChars ) override;
};
}
void ConvDicXMLImportContext::characters(const OUString & /*rChars*/)
{
/*
Whitespace occurring within the content of token elements is "trimmed"
from the ends (i.e. all whitespace at the beginning and end of the
content is removed), and "collapsed" internally (i.e. each sequence of
1 or more whitespace characters is replaced with one blank character).
*/
//collapsing not done yet!
}
css::uno::Reference<XFastContextHandler> ConvDicXMLImportContext::createFastChildContext(
sal_Int32 Element,
const css::uno::Reference< css::xml::sax::XFastAttributeList > & /*xAttrList*/ )
{
if ( Element == ConvDicXMLToken::TEXT_CONVERSION_DICTIONARY )
return new ConvDicXMLDictionaryContext_Impl( GetConvDicImport() );
return nullptr;
}
void ConvDicXMLDictionaryContext_Impl::startFastElement( sal_Int32 /*nElement*/,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& rxAttrList )
{
for (auto &aIter : sax_fastparser::castToFastAttributeList( rxAttrList ))
{
switch (aIter.getToken())
{
case XML_NAMESPACE_TCD | XML_LANG:
nLanguage = LanguageTag::convertToLanguageType( aIter.toString() );
break;
case XML_NAMESPACE_TCD | XML_CONVERSION_TYPE:
nConversionType = GetConversionTypeFromText( aIter.toString() );
break;
default:
;
}
}
GetConvDicImport().SetLanguage( nLanguage );
GetConvDicImport().SetConversionType( nConversionType );
}
css::uno::Reference<XFastContextHandler> ConvDicXMLDictionaryContext_Impl::createFastChildContext(
sal_Int32 Element,
const css::uno::Reference< css::xml::sax::XFastAttributeList > & /*xAttrList*/ )
{
if ( Element == ConvDicXMLToken::ENTRY )
return new ConvDicXMLEntryTextContext_Impl( GetConvDicImport() );
return nullptr;
}
css::uno::Reference<XFastContextHandler> ConvDicXMLEntryTextContext_Impl::createFastChildContext(
sal_Int32 Element,
const css::uno::Reference< css::xml::sax::XFastAttributeList > & /*xAttrList*/ )
{
if ( Element == ConvDicXMLToken::RIGHT_TEXT )
return new ConvDicXMLRightTextContext_Impl( GetConvDicImport(), *this );
return nullptr;
}
void ConvDicXMLEntryTextContext_Impl::startFastElement(
sal_Int32 /*Element*/,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& rxAttrList )
{
for (auto &aIter : sax_fastparser::castToFastAttributeList( rxAttrList ))
{
switch (aIter.getToken())
{
case XML_NAMESPACE_TCD | XML_LEFT_TEXT:
aLeftText = aIter.toString();
break;
default:
;
}
}
}
void ConvDicXMLRightTextContext_Impl::characters( const OUString &rChars )
{
aRightText += rChars;
}
void ConvDicXMLRightTextContext_Impl::endFastElement( sal_Int32 /*nElement*/ )
{
ConvDic *pDic = GetConvDicImport().GetDic();
if (pDic)
pDic->AddEntry( rEntryContext.GetLeftText(), aRightText );
}
bool ConvDicXMLExport::Export()
{
uno::Reference< document::XExporter > xExporter( this );
uno::Reference< document::XFilter > xFilter( xExporter, UNO_QUERY );
uno::Sequence< beans::PropertyValue > aProps(0);
xFilter->filter( aProps ); // calls exportDoc implicitly
return bSuccess;
}
ErrCode ConvDicXMLExport::exportDoc( enum ::xmloff::token::XMLTokenEnum /*eClass*/ )
{
GetNamespaceMap_().Add( "tcd",
XML_NAMESPACE_TCD_STRING, XML_NAMESPACE_TCD );
GetDocHandler()->startDocument();
// Add xmlns line and some other arguments
AddAttribute( GetNamespaceMap_().GetAttrNameByKey( XML_NAMESPACE_TCD ),
GetNamespaceMap_().GetNameByKey( XML_NAMESPACE_TCD ) );
AddAttributeASCII( XML_NAMESPACE_TCD, "package", "org.openoffice.Office" );
OUString aIsoLang( LanguageTag::convertToBcp47( rDic.nLanguage ) );
AddAttribute( XML_NAMESPACE_TCD, "lang", aIsoLang );
OUString aConvType( ConversionTypeToText( rDic.nConversionType ) );
AddAttribute( XML_NAMESPACE_TCD, "conversion-type", aConvType );
//!! block necessary in order to have SvXMLElementExport d-tor called
//!! before the call to endDocument
{
SvXMLElementExport aRoot( *this, XML_NAMESPACE_TCD, "text-conversion-dictionary", true, true );
ExportContent_();
}
GetDocHandler()->endDocument();
bSuccess = true;
return ERRCODE_NONE;
}
void ConvDicXMLExport::ExportContent_()
{
// acquire sorted list of all keys
ConvMapKeySet aKeySet;
for (auto const& elem : rDic.aFromLeft)
aKeySet.insert( elem.first );
for (const OUString& aLeftText : aKeySet)
{
AddAttribute( XML_NAMESPACE_TCD, "left-text", aLeftText );
if (rDic.pConvPropType) // property-type list available?
{
sal_Int16 nPropertyType = -1;
PropTypeMap::iterator aIt2 = rDic.pConvPropType->find( aLeftText );
if (aIt2 != rDic.pConvPropType->end())
nPropertyType = (*aIt2).second;
DBG_ASSERT( nPropertyType, "property-type not found" );
if (nPropertyType == -1)
nPropertyType = ConversionPropertyType::NOT_DEFINED;
AddAttribute( XML_NAMESPACE_TCD, "property-type", OUString::number( nPropertyType ) );
}
SvXMLElementExport aEntryMain( *this, XML_NAMESPACE_TCD,
"entry" , true, true );
pair< ConvMap::iterator, ConvMap::iterator > aRange =
rDic.aFromLeft.equal_range(aLeftText);
for (auto aIt = aRange.first; aIt != aRange.second; ++aIt)
{
DBG_ASSERT( aLeftText == (*aIt).first, "key <-> entry mismatch" );
OUString aRightText( (*aIt).second );
SvXMLElementExport aEntryRightText( *this, XML_NAMESPACE_TCD,
"right-text" , true, false );
Characters( aRightText );
}
}
}
//!! see comment for pDic member
ConvDicXMLImport::ConvDicXMLImport( ConvDic *pConvDic ) :
SvXMLImport ( comphelper::getProcessComponentContext(), "com.sun.star.lingu2.ConvDicXMLImport", SvXMLImportFlags::ALL ),
pDic ( pConvDic ), nLanguage(LANGUAGE_NONE), nConversionType(-1)
{
GetNamespaceMap().Add( GetXMLToken(XML_NP_TCD), GetXMLToken(XML_N_TCD), XML_NAMESPACE_TCD);
}
SvXMLImportContext * ConvDicXMLImport::CreateFastContext(
sal_Int32 Element,
const css::uno::Reference< css::xml::sax::XFastAttributeList > & /*xAttrList*/ )
{
if( Element == ConvDicXMLToken::TEXT_CONVERSION_DICTIONARY )
return new ConvDicXMLDictionaryContext_Impl( *this );
return nullptr;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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