i18npool/source/textconversion/textconversionImpl.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <com/sun/star/lang/NoSupportException.hpp>
  21 #include <com/sun/star/uno/XComponentContext.hpp>
  22 #include <cppuhelper/supportsservice.hxx>
  23 #include <textconversionImpl.hxx>
  24 #include <localedata.hxx>
  25
  26 using namespace com::sun::star::lang;
  27 using namespace ::com::sun::star::i18n;
  28 using namespace com::sun::star::uno;
  29
  30 namespace i18npool {
  31
  32 TextConversionResult SAL_CALL
  33 TextConversionImpl::getConversions( const OUString& aText, sal_Int32 nStartPos, sal_Int32 nLength,
  34     const Locale& rLocale, sal_Int16 nConversionType, sal_Int32 nConversionOptions)
  35 {
  36     getLocaleSpecificTextConversion(rLocale);
  37
  38     sal_Int32 len = aText.getLength() - nStartPos;
  39     if (nLength > len)
  40         nLength = std::max<sal_Int32>(len, 0);
  41     return xTC->getConversions(aText, nStartPos, nLength, rLocale, nConversionType, nConversionOptions);
  42 }
  43
  44 OUString SAL_CALL
  45 TextConversionImpl::getConversion( const OUString& aText, sal_Int32 nStartPos, sal_Int32 nLength,
  46     const Locale& rLocale, sal_Int16 nConversionType, sal_Int32 nConversionOptions)
  47 {
  48     getLocaleSpecificTextConversion(rLocale);
  49
  50     sal_Int32 len = aText.getLength() - nStartPos;
  51     if (nLength > len)
  52         nLength = std::max<sal_Int32>(len, 0);
  53     return xTC->getConversion(aText, nStartPos, nLength, rLocale, nConversionType, nConversionOptions);
  54 }
  55
  56 OUString SAL_CALL
  57 TextConversionImpl::getConversionWithOffset( const OUString& aText, sal_Int32 nStartPos, sal_Int32 nLength,
  58     const Locale& rLocale, sal_Int16 nConversionType, sal_Int32 nConversionOptions, Sequence< sal_Int32>& offset)
  59 {
  60     getLocaleSpecificTextConversion(rLocale);
  61
  62     sal_Int32 len = aText.getLength() - nStartPos;
  63     if (nLength > len)
  64         nLength = std::max<sal_Int32>(len, 0);
  65     return xTC->getConversionWithOffset(aText, nStartPos, nLength, rLocale, nConversionType, nConversionOptions, offset);
  66 }
  67
  68 sal_Bool SAL_CALL
  69 TextConversionImpl::interactiveConversion( const Locale& rLocale, sal_Int16 nTextConversionType, sal_Int32 nTextConversionOptions )
  70 {
  71     getLocaleSpecificTextConversion(rLocale);
  72
  73     return xTC->interactiveConversion(rLocale, nTextConversionType, nTextConversionOptions);
  74 }
  75
  76 void
  77 TextConversionImpl::getLocaleSpecificTextConversion(const Locale& rLocale)
  78 {
  79     if (rLocale != aLocale) {
  80         aLocale = rLocale;
  81
  82         OUString aPrefix(u"com.sun.star.i18n.TextConversion_"_ustr);
  83         Reference < XInterface > xI = m_xContext->getServiceManager()->createInstanceWithContext(
  84                 aPrefix + LocaleDataImpl::getFirstLocaleServiceName( aLocale), m_xContext);
  85         if (!xI.is())
  86         {
  87             ::std::vector< OUString > aFallbacks( LocaleDataImpl::getFallbackLocaleServiceNames( aLocale));
  88             for (auto const& fallback : aFallbacks)
  89             {
  90                 xI = m_xContext->getServiceManager()->createInstanceWithContext( aPrefix + fallback, m_xContext);
  91                 if (xI.is())
  92                     break;
  93             }
  94         }
  95         if (xI.is())
  96             xTC.set( xI, UNO_QUERY );
  97         else if (xTC.is())
  98             xTC.clear();
  99     }
 100     if (! xTC.is())
 101         throw NoSupportException(); // aLocale is not supported
 102 }
 103
 104 OUString SAL_CALL
 105 TextConversionImpl::getImplementationName()
 106 {
 107     return u"com.sun.star.i18n.TextConversion"_ustr;
 108 }
 109
 110 sal_Bool SAL_CALL
 111 TextConversionImpl::supportsService(const OUString& rServiceName)
 112 {
 113     return cppu::supportsService(this, rServiceName);
 114 }
 115
 116 Sequence< OUString > SAL_CALL
 117 TextConversionImpl::getSupportedServiceNames()
 118 {
 119     return { u"com.sun.star.i18n.TextConversion"_ustr };
 120 }
 121
 122 }
 123
 124 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
 125 com_sun_star_i18n_TextConversion_get_implementation(
 126     css::uno::XComponentContext *context,
 127     css::uno::Sequence<css::uno::Any> const &)
 128 {
 129     return cppu::acquire(new i18npool::TextConversionImpl(context));
 130 }
 131
 132 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */