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