i18npool/source/indexentry/indexentrysupplier.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 <rtl/ustrbuf.hxx>
  21 #include <cppuhelper/supportsservice.hxx>
  22 #include <indexentrysupplier.hxx>
  23 #include <localedata.hxx>
  24
  25 using namespace ::com::sun::star::uno;
  26 using namespace ::com::sun::star::lang;
  27 using namespace ::rtl;
  28
  29 namespace com { namespace sun { namespace star { namespace i18n {
  30
  31 IndexEntrySupplier::IndexEntrySupplier( const Reference < XComponentContext >& rxContext ) : m_xContext( rxContext )
  32 {
  33 }
  34
  35 Sequence < Locale > SAL_CALL IndexEntrySupplier::getLocaleList() throw (RuntimeException, std::exception)
  36 {
  37     return LocaleDataImpl().getAllInstalledLocaleNames();
  38 }
  39
  40 Sequence < OUString > SAL_CALL IndexEntrySupplier::getAlgorithmList( const Locale& rLocale ) throw (RuntimeException, std::exception)
  41 {
  42     return LocaleDataImpl().getIndexAlgorithm(rLocale);
  43 }
  44
  45 sal_Bool SAL_CALL IndexEntrySupplier::loadAlgorithm( const Locale& rLocale, const OUString& SortAlgorithm,
  46         sal_Int32 collatorOptions ) throw (RuntimeException, std::exception)
  47 {
  48     Sequence < OUString > algorithmList = getAlgorithmList( rLocale );
  49     for (sal_Int32 i = 0; i < algorithmList.getLength(); i++) {
  50         if (algorithmList[i] == SortAlgorithm) {
  51             if (getLocaleSpecificIndexEntrySupplier(rLocale, SortAlgorithm).is())
  52                 return xIES->loadAlgorithm(rLocale, SortAlgorithm, collatorOptions);
  53         }
  54     }
  55     return sal_False;
  56 }
  57
  58 sal_Bool SAL_CALL IndexEntrySupplier::usePhoneticEntry( const Locale& rLocale ) throw (RuntimeException, std::exception)
  59 {
  60     return LocaleDataImpl().hasPhonetic(rLocale);
  61 }
  62
  63 OUString SAL_CALL IndexEntrySupplier::getPhoneticCandidate( const OUString& rIndexEntry,
  64         const Locale& rLocale ) throw (RuntimeException, std::exception)
  65 {
  66     if (getLocaleSpecificIndexEntrySupplier(rLocale, OUString()).is())
  67         return xIES->getPhoneticCandidate(rIndexEntry, rLocale);
  68     else
  69         throw RuntimeException();
  70 }
  71
  72 OUString SAL_CALL IndexEntrySupplier::getIndexKey( const OUString& rIndexEntry,
  73         const OUString& rPhoneticEntry, const Locale& rLocale ) throw (RuntimeException, std::exception)
  74 {
  75     if (xIES.is())
  76         return xIES->getIndexKey(rIndexEntry, rPhoneticEntry, rLocale);
  77     else
  78         throw RuntimeException();
  79 }
  80
  81 sal_Int16 SAL_CALL IndexEntrySupplier::compareIndexEntry(
  82         const OUString& rIndexEntry1, const OUString& rPhoneticEntry1, const Locale& rLocale1,
  83         const OUString& rIndexEntry2, const OUString& rPhoneticEntry2, const Locale& rLocale2 )
  84 throw (com::sun::star::uno::RuntimeException, std::exception)
  85 {
  86     if (xIES.is())
  87         return xIES->compareIndexEntry(rIndexEntry1, rPhoneticEntry1, rLocale1,
  88                 rIndexEntry2, rPhoneticEntry2, rLocale2);
  89     else
  90         throw RuntimeException();
  91 }
  92
  93 OUString SAL_CALL IndexEntrySupplier::getIndexCharacter( const OUString& rIndexEntry,
  94         const Locale& rLocale, const OUString& rSortAlgorithm )
  95 throw (RuntimeException, std::exception)
  96 {
  97     return getLocaleSpecificIndexEntrySupplier(rLocale, rSortAlgorithm)->
  98         getIndexCharacter( rIndexEntry, rLocale, rSortAlgorithm );
  99 }
 100
 101 bool SAL_CALL IndexEntrySupplier::createLocaleSpecificIndexEntrySupplier(const OUString& name) throw( RuntimeException )
 102 {
 103     Reference < XInterface > xI = m_xContext->getServiceManager()->createInstanceWithContext(
 104             OUString("com.sun.star.i18n.IndexEntrySupplier_") + name, m_xContext);
 105
 106     if ( xI.is() ) {
 107         xIES.set( xI, UNO_QUERY );
 108         return xIES.is();
 109     }
 110     return false;
 111 }
 112
 113 Reference < com::sun::star::i18n::XExtendedIndexEntrySupplier > SAL_CALL
 114 IndexEntrySupplier::getLocaleSpecificIndexEntrySupplier(const Locale& rLocale, const OUString& rSortAlgorithm) throw (RuntimeException)
 115 {
 116     if (xIES.is() && rSortAlgorithm == aSortAlgorithm && rLocale.Language == aLocale.Language &&
 117             rLocale.Country == aLocale.Country && rLocale.Variant == aLocale.Variant)
 118         return xIES;
 119     else {
 120         LocaleDataImpl ld;
 121         aLocale = rLocale;
 122         if (rSortAlgorithm.isEmpty())
 123             aSortAlgorithm = ld.getDefaultIndexAlgorithm( rLocale );
 124         else
 125             aSortAlgorithm = rSortAlgorithm;
 126
 127         OUString module = ld.getIndexModuleByAlgorithm(rLocale, aSortAlgorithm);
 128         if (!module.isEmpty() && createLocaleSpecificIndexEntrySupplier(module))
 129             return xIES;
 130
 131         bool bLoaded = false;
 132         if (!aSortAlgorithm.isEmpty())
 133         {
 134             // Load service with name <base>_<lang>_<country>_<algorithm>
 135             // or <base>_<bcp47>_<algorithm> and fallbacks.
 136             bLoaded = createLocaleSpecificIndexEntrySupplier(
 137                     LocaleDataImpl::getFirstLocaleServiceName( rLocale) + "_" + aSortAlgorithm);
 138             if (!bLoaded)
 139             {
 140                 ::std::vector< OUString > aFallbacks( LocaleDataImpl::getFallbackLocaleServiceNames( rLocale));
 141                 for (::std::vector< OUString >::const_iterator it( aFallbacks.begin()); it != aFallbacks.end(); ++it)
 142                 {
 143                     bLoaded = createLocaleSpecificIndexEntrySupplier( *it + "_" + aSortAlgorithm);
 144                     if (bLoaded)
 145                         break;
 146                 }
 147                 if (!bLoaded)
 148                 {
 149                     // load service with name <base>_<algorithm>
 150                     bLoaded = createLocaleSpecificIndexEntrySupplier( aSortAlgorithm);
 151                 }
 152             }
 153         }
 154         if (!bLoaded)
 155         {
 156             // load default service with name <base>_Unicode
 157             bLoaded = createLocaleSpecificIndexEntrySupplier( "Unicode");
 158             if (!bLoaded)
 159             {
 160                 throw RuntimeException();   // could not load any service
 161             }
 162         }
 163         return xIES;
 164     }
 165 }
 166
 167 OUString SAL_CALL IndexEntrySupplier::getIndexFollowPageWord( sal_Bool bMorePages,
 168         const Locale& rLocale ) throw (RuntimeException, std::exception)
 169 {
 170     Sequence< OUString > aFollowPageWords = LocaleDataImpl().getFollowPageWords(rLocale);
 171
 172     return (bMorePages && aFollowPageWords.getLength() > 1) ?
 173         aFollowPageWords[1] : (aFollowPageWords.getLength() > 0 ?
 174                 aFollowPageWords[0] : OUString());
 175 }
 176
 177 #define implementationName "com.sun.star.i18n.IndexEntrySupplier"
 178
 179 OUString SAL_CALL
 180 IndexEntrySupplier::getImplementationName() throw( RuntimeException, std::exception )
 181 {
 182     return OUString::createFromAscii( implementationName );
 183 }
 184
 185 sal_Bool SAL_CALL
 186 IndexEntrySupplier::supportsService(const OUString& rServiceName) throw( RuntimeException, std::exception )
 187 {
 188     return cppu::supportsService(this, rServiceName);
 189 }
 190
 191 Sequence< OUString > SAL_CALL
 192 IndexEntrySupplier::getSupportedServiceNames() throw( RuntimeException, std::exception )
 193 {
 194     Sequence< OUString > aRet(1);
 195     aRet[0] = OUString::createFromAscii( implementationName );
 196     return aRet;
 197 }
 198
 199 } } } }
 200
 201 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */