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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 :
21 : #include <rtl/ustrbuf.hxx>
22 : #include <indexentrysupplier_asian.hxx>
23 : #include <data/indexdata_alphanumeric.h>
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 : #ifndef DISABLE_DYNLOADING
32 :
33 0 : extern "C" { static void SAL_CALL thisModule() {} }
34 :
35 : #endif
36 :
37 0 : IndexEntrySupplier_asian::IndexEntrySupplier_asian(
38 0 : const Reference < XComponentContext >& rxContext ) : IndexEntrySupplier_Common(rxContext)
39 : {
40 0 : implementationName = "com.sun.star.i18n.IndexEntrySupplier_asian";
41 : #ifndef DISABLE_DYNLOADING
42 : #ifdef SAL_DLLPREFIX
43 0 : OUString lib(SAL_DLLPREFIX"index_data" SAL_DLLEXTENSION);
44 : #else
45 : OUString lib("index_data" SAL_DLLEXTENSION);
46 : #endif
47 : hModule = osl_loadModuleRelative(
48 0 : &thisModule, lib.pData, SAL_LOADMODULE_DEFAULT );
49 : #endif
50 0 : }
51 :
52 0 : IndexEntrySupplier_asian::~IndexEntrySupplier_asian()
53 : {
54 : #ifndef DISABLE_DYNLOADING
55 0 : if (hModule) osl_unloadModule(hModule);
56 : #endif
57 0 : }
58 :
59 : #ifdef DISABLE_DYNLOADING
60 :
61 : extern "C" {
62 :
63 : sal_uInt16** get_indexdata_ko_dict(sal_Int16*);
64 : sal_uInt16** get_indexdata_zh_TW_radical(sal_Int16*);
65 : sal_uInt16** get_indexdata_zh_TW_stroke(sal_Int16*);
66 : sal_uInt16** get_indexdata_zh_pinyin(sal_Int16*);
67 : sal_uInt16** get_indexdata_zh_radical(sal_Int16*);
68 : sal_uInt16** get_indexdata_zh_stroke(sal_Int16*);
69 : sal_uInt16** get_indexdata_zh_zhuyin(sal_Int16*);
70 :
71 : sal_uInt16** get_ko_phonetic(sal_Int16*);
72 : sal_uInt16** get_zh_pinyin(sal_Int16*);
73 : sal_uInt16** get_zh_zhuyin(sal_Int16*);
74 :
75 : }
76 :
77 : #endif
78 :
79 : OUString SAL_CALL
80 0 : IndexEntrySupplier_asian::getIndexCharacter( const OUString& rIndexEntry,
81 : const Locale& rLocale, const OUString& rAlgorithm ) throw (RuntimeException, std::exception)
82 : {
83 0 : sal_Int32 i=0;
84 0 : sal_uInt32 ch = rIndexEntry.iterateCodePoints(&i, 0);
85 :
86 0 : sal_uInt16** (*func)(sal_Int16*)=NULL;
87 : #ifndef DISABLE_DYNLOADING
88 0 : if (hModule) {
89 0 : OUString get("get_indexdata_");
90 0 : if ( rLocale.Language == "zh" && OUString( "TW HK MO" ).indexOf(rLocale.Country) >= 0 )
91 0 : func=(sal_uInt16** (*)(sal_Int16*))osl_getFunctionSymbol(hModule, OUString(get+rLocale.Language+"_TW_"+rAlgorithm).pData);
92 0 : if (!func)
93 0 : func=(sal_uInt16** (*)(sal_Int16*))osl_getFunctionSymbol(hModule, OUString(get+rLocale.Language+OUString('_')+rAlgorithm).pData);
94 : }
95 : #else
96 : if ( rLocale.Language == "zh" && OUString( "TW HK MO" ).indexOf(rLocale.Country) >= 0 ) {
97 : if ( rAlgorithm == "radical" )
98 : func = get_indexdata_zh_TW_radical;
99 : else if ( rAlgorithm == "stroke" )
100 : func = get_indexdata_zh_TW_stroke;
101 : }
102 : if (!func) {
103 : if ( rLocale.Language == "ko" ) {
104 : if ( rAlgorithm == "dict" )
105 : func = get_indexdata_ko_dict;
106 : } else if ( rLocale.Language == "zh" ) {
107 : if ( rAlgorithm == "pinyin" )
108 : func = get_indexdata_zh_pinyin;
109 : else if ( rAlgorithm == "radical" )
110 : func = get_indexdata_zh_radical;
111 : else if ( rAlgorithm == "stroke" )
112 : func = get_indexdata_zh_stroke;
113 : else if ( rAlgorithm == "zhuyin" )
114 : func = get_indexdata_zh_zhuyin;
115 : }
116 : }
117 : #endif
118 0 : if (func) {
119 : sal_Int16 max_index;
120 0 : sal_uInt16** idx=func(&max_index);
121 0 : if (((sal_Int16)(ch >> 8)) <= max_index) {
122 0 : sal_uInt16 address=idx[0][ch >> 8];
123 0 : if (address != 0xFFFF) {
124 0 : address=idx[1][address+(ch & 0xFF)];
125 0 : return idx[2] ? OUString(&idx[2][address]) : OUString(address);
126 : }
127 : }
128 : }
129 :
130 : // using alphanumeric index for non-define stirng
131 0 : return OUString(&idxStr[(ch & 0xFFFFFF00) ? 0 : ch], 1);
132 : }
133 :
134 : OUString SAL_CALL
135 0 : IndexEntrySupplier_asian::getIndexKey( const OUString& rIndexEntry,
136 : const OUString& rPhoneticEntry, const Locale& rLocale) throw (RuntimeException, std::exception)
137 : {
138 0 : return getIndexCharacter(getEntry(rIndexEntry, rPhoneticEntry, rLocale), rLocale, aAlgorithm);
139 : }
140 :
141 : sal_Int16 SAL_CALL
142 0 : IndexEntrySupplier_asian::compareIndexEntry(
143 : const OUString& rIndexEntry1, const OUString& rPhoneticEntry1, const Locale& rLocale1,
144 : const OUString& rIndexEntry2, const OUString& rPhoneticEntry2, const Locale& rLocale2 )
145 : throw (RuntimeException, std::exception)
146 : {
147 0 : sal_Int32 result = collator->compareString(getEntry(rIndexEntry1, rPhoneticEntry1, rLocale1),
148 0 : getEntry(rIndexEntry2, rPhoneticEntry2, rLocale2));
149 :
150 : // equivalent of phonetic entries does not mean equivalent of index entries.
151 : // we have to continue comparing index entry here.
152 0 : if (result == 0 && usePhonetic && !rPhoneticEntry1.isEmpty() &&
153 0 : rLocale1.Language == rLocale2.Language && rLocale1.Country == rLocale2.Country &&
154 0 : rLocale1.Variant == rLocale2.Variant)
155 0 : result = collator->compareString(rIndexEntry1, rIndexEntry2);
156 0 : return sal::static_int_cast< sal_Int16 >(result); // result in { -1, 0, 1 }
157 : }
158 :
159 : OUString SAL_CALL
160 0 : IndexEntrySupplier_asian::getPhoneticCandidate( const OUString& rIndexEntry,
161 : const Locale& rLocale ) throw (RuntimeException, std::exception)
162 : {
163 0 : sal_uInt16 **(*func)(sal_Int16*)=NULL;
164 : #ifndef DISABLE_DYNLOADING
165 0 : if (hModule) {
166 0 : const sal_Char *func_name=NULL;
167 0 : if ( rLocale.Language == "zh" )
168 0 : func_name=(OUString("TW HK MO").indexOf(rLocale.Country) >= 0) ? "get_zh_zhuyin" : "get_zh_pinyin";
169 0 : else if ( rLocale.Language == "ko" )
170 0 : func_name="get_ko_phonetic";
171 0 : if (func_name)
172 0 : func=(sal_uInt16 **(*)(sal_Int16*))osl_getFunctionSymbol(hModule, OUString::createFromAscii(func_name).pData);
173 : }
174 : #else
175 : if ( rLocale.Language == "zh" )
176 : func = (OUString("TW HK MO").indexOf(rLocale.Country) >= 0) ? get_zh_zhuyin : get_zh_pinyin;
177 : else if ( rLocale.Language == "ko" )
178 : func = get_ko_phonetic;
179 :
180 : #endif
181 0 : if (func) {
182 0 : OUStringBuffer candidate;
183 : sal_Int16 max_index;
184 0 : sal_uInt16** idx=func(&max_index);
185 0 : for (sal_Int32 i=0,j=0; i < rIndexEntry.getLength(); i=j) {
186 0 : sal_uInt32 ch = rIndexEntry.iterateCodePoints(&j, 1);
187 0 : if (((sal_Int16)(ch>>8)) <= max_index) {
188 0 : sal_uInt16 address = idx[0][ch>>8];
189 0 : if (address != 0xFFFF) {
190 0 : address = idx[1][address + (ch & 0xFF)];
191 0 : if ( i > 0 && rLocale.Language == "zh" )
192 0 : candidate.appendAscii(" ");
193 0 : if (idx[2])
194 0 : candidate.append(&idx[2][address]);
195 : else
196 0 : candidate.append(address);
197 : } else
198 0 : candidate.appendAscii(" ");
199 : }
200 : }
201 0 : return candidate.makeStringAndClear();
202 : }
203 0 : return OUString();
204 : }
205 : } } } }
206 :
207 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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