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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 <rtl/ustrbuf.hxx>
#include <indexentrysupplier_asian.hxx>
#include "data/indexdata_alphanumeric.h"
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
namespace i18npool {
#ifndef DISABLE_DYNLOADING
extern "C" { static void thisModule() {} }
#endif
IndexEntrySupplier_asian::IndexEntrySupplier_asian(
const Reference < XComponentContext >& rxContext ) : IndexEntrySupplier_Common(rxContext)
{
implementationName = "com.sun.star.i18n.IndexEntrySupplier_asian";
#ifndef DISABLE_DYNLOADING
#ifdef SAL_DLLPREFIX
OUString lib(SAL_DLLPREFIX"index_data" SAL_DLLEXTENSION);
#else
OUString lib("index_data" SAL_DLLEXTENSION);
#endif
hModule = osl_loadModuleRelative(
&thisModule, lib.pData, SAL_LOADMODULE_DEFAULT );
#endif
}
IndexEntrySupplier_asian::~IndexEntrySupplier_asian()
{
#ifndef DISABLE_DYNLOADING
if (hModule) osl_unloadModule(hModule);
#endif
}
#ifdef DISABLE_DYNLOADING
extern "C" {
sal_uInt16** get_indexdata_ko_dict(sal_Int16*);
sal_uInt16** get_indexdata_zh_TW_radical(sal_Int16*);
sal_uInt16** get_indexdata_zh_TW_stroke(sal_Int16*);
sal_uInt16** get_indexdata_zh_pinyin(sal_Int16*);
sal_uInt16** get_indexdata_zh_radical(sal_Int16*);
sal_uInt16** get_indexdata_zh_stroke(sal_Int16*);
sal_uInt16** get_indexdata_zh_zhuyin(sal_Int16*);
sal_uInt16** get_ko_phonetic(sal_Int16*);
sal_uInt16** get_zh_pinyin(sal_Int16*);
sal_uInt16** get_zh_zhuyin(sal_Int16*);
}
#endif
OUString SAL_CALL
IndexEntrySupplier_asian::getIndexCharacter( const OUString& rIndexEntry,
const Locale& rLocale, const OUString& rAlgorithm )
{
sal_Int32 i=0;
sal_uInt32 ch = rIndexEntry.iterateCodePoints(&i, 0);
sal_uInt16** (*func)(sal_Int16*)=nullptr;
#ifndef DISABLE_DYNLOADING
if (hModule) {
OUString get("get_indexdata_");
if ( rLocale.Language == "zh" && OUString( "TW HK MO" ).indexOf(rLocale.Country) >= 0 )
func=reinterpret_cast<sal_uInt16** (*)(sal_Int16*)>(osl_getFunctionSymbol(hModule, OUString(get+rLocale.Language+"_TW_"+rAlgorithm).pData));
if (!func)
func=reinterpret_cast<sal_uInt16** (*)(sal_Int16*)>(osl_getFunctionSymbol(hModule, OUString(get+rLocale.Language+"_"+rAlgorithm).pData));
}
#else
if ( rLocale.Language == "zh" && OUString( "TW HK MO" ).indexOf(rLocale.Country) >= 0 ) {
if ( rAlgorithm == "radical" )
func = get_indexdata_zh_TW_radical;
else if ( rAlgorithm == "stroke" )
func = get_indexdata_zh_TW_stroke;
}
if (!func) {
if ( rLocale.Language == "ko" ) {
if ( rAlgorithm == "dict" )
func = get_indexdata_ko_dict;
} else if ( rLocale.Language == "zh" ) {
if ( rAlgorithm == "pinyin" )
func = get_indexdata_zh_pinyin;
else if ( rAlgorithm == "radical" )
func = get_indexdata_zh_radical;
else if ( rAlgorithm == "stroke" )
func = get_indexdata_zh_stroke;
else if ( rAlgorithm == "zhuyin" )
func = get_indexdata_zh_zhuyin;
}
}
#endif
if (func) {
sal_Int16 max_index;
sal_uInt16** idx=func(&max_index);
if (((sal_Int16)(ch >> 8)) <= max_index) {
sal_uInt16 address=idx[0][ch >> 8];
if (address != 0xFFFF) {
address=idx[1][address+(ch & 0xFF)];
return idx[2]
? OUString(
reinterpret_cast<sal_Unicode *>(&idx[2][address]))
: OUString(sal_Unicode(address));
}
}
}
// using alphanumeric index for non-define string
return OUString(&idxStr[(ch & 0xFFFFFF00) ? 0 : ch], 1);
}
OUString SAL_CALL
IndexEntrySupplier_asian::getIndexKey( const OUString& rIndexEntry,
const OUString& rPhoneticEntry, const Locale& rLocale)
{
return getIndexCharacter(getEntry(rIndexEntry, rPhoneticEntry, rLocale), rLocale, aAlgorithm);
}
sal_Int16 SAL_CALL
IndexEntrySupplier_asian::compareIndexEntry(
const OUString& rIndexEntry1, const OUString& rPhoneticEntry1, const Locale& rLocale1,
const OUString& rIndexEntry2, const OUString& rPhoneticEntry2, const Locale& rLocale2 )
{
sal_Int32 result = collator->compareString(getEntry(rIndexEntry1, rPhoneticEntry1, rLocale1),
getEntry(rIndexEntry2, rPhoneticEntry2, rLocale2));
// equivalent of phonetic entries does not mean equivalent of index entries.
// we have to continue comparing index entry here.
if (result == 0 && usePhonetic && !rPhoneticEntry1.isEmpty() &&
rLocale1.Language == rLocale2.Language && rLocale1.Country == rLocale2.Country &&
rLocale1.Variant == rLocale2.Variant)
result = collator->compareString(rIndexEntry1, rIndexEntry2);
return sal::static_int_cast< sal_Int16 >(result); // result in { -1, 0, 1 }
}
OUString SAL_CALL
IndexEntrySupplier_asian::getPhoneticCandidate( const OUString& rIndexEntry,
const Locale& rLocale )
{
sal_uInt16 **(*func)(sal_Int16*)=nullptr;
#ifndef DISABLE_DYNLOADING
if (hModule) {
const sal_Char *func_name=nullptr;
if ( rLocale.Language == "zh" )
func_name=(OUString("TW HK MO").indexOf(rLocale.Country) >= 0) ? "get_zh_zhuyin" : "get_zh_pinyin";
else if ( rLocale.Language == "ko" )
func_name="get_ko_phonetic";
if (func_name)
func=reinterpret_cast<sal_uInt16 **(*)(sal_Int16*)>(osl_getFunctionSymbol(hModule, OUString::createFromAscii(func_name).pData));
}
#else
if ( rLocale.Language == "zh" )
func = (OUString("TW HK MO").indexOf(rLocale.Country) >= 0) ? get_zh_zhuyin : get_zh_pinyin;
else if ( rLocale.Language == "ko" )
func = get_ko_phonetic;
#endif
if (func) {
OUStringBuffer candidate;
sal_Int16 max_index;
sal_uInt16** idx=func(&max_index);
for (sal_Int32 i=0,j=0; i < rIndexEntry.getLength(); i=j) {
sal_uInt32 ch = rIndexEntry.iterateCodePoints(&j);
if (((sal_Int16)(ch>>8)) <= max_index) {
sal_uInt16 address = idx[0][ch>>8];
if (address != 0xFFFF) {
address = idx[1][address + (ch & 0xFF)];
if ( i > 0 && rLocale.Language == "zh" )
candidate.append(" ");
if (idx[2])
candidate.append(
reinterpret_cast<sal_Unicode *>(&idx[2][address]));
else
candidate.append(sal_Unicode(address));
} else
candidate.append(" ");
}
}
return candidate.makeStringAndClear();
}
return OUString();
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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