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| -rw-r--r-- | linguistic/source/convdicxml.cxx | 342 |
1 files changed, 342 insertions, 0 deletions
diff --git a/linguistic/source/convdicxml.cxx b/linguistic/source/convdicxml.cxx new file mode 100644 index 000000000..c8a09997f --- /dev/null +++ b/linguistic/source/convdicxml.cxx @@ -0,0 +1,342 @@ +/* -*- 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/namespacemap.hxx> +#include <xmloff/xmlnamespace.hxx> +#include <unotools/streamwrap.hxx> + +#include "convdic.hxx" +#include "convdicxml.hxx" +#include <linguistic/misc.hxx> + +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; + + +constexpr OUStringLiteral XML_NAMESPACE_TCD_STRING = u"http://openoffice.org/2003/text-conversion-dictionary"; +constexpr OUStringLiteral CONV_TYPE_HANGUL_HANJA = u"Hangul / Hanja"; +constexpr OUStringLiteral CONV_TYPE_SCHINESE_TCHINESE = u"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( std::u16string_view 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 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 ); + xFilter->filter( {} ); // 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 ) ); + AddAttribute( 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 + std::set<OUString> 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 ); + + std::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: */ |