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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 :
28 : namespace com { namespace sun { namespace star { namespace i18n {
29 :
30 : #ifndef DISABLE_DYNLOADING
31 :
32 0 : extern "C" { static void SAL_CALL thisModule() {} }
33 :
34 : #endif
35 :
36 0 : IndexEntrySupplier_asian::IndexEntrySupplier_asian(
37 0 : const Reference < XComponentContext >& rxContext ) : IndexEntrySupplier_Common(rxContext)
38 : {
39 0 : implementationName = "com.sun.star.i18n.IndexEntrySupplier_asian";
40 : #ifndef DISABLE_DYNLOADING
41 : #ifdef SAL_DLLPREFIX
42 0 : OUString lib(SAL_DLLPREFIX"index_data" SAL_DLLEXTENSION);
43 : #else
44 : OUString lib("index_data" SAL_DLLEXTENSION);
45 : #endif
46 : hModule = osl_loadModuleRelative(
47 0 : &thisModule, lib.pData, SAL_LOADMODULE_DEFAULT );
48 : #endif
49 0 : }
50 :
51 0 : IndexEntrySupplier_asian::~IndexEntrySupplier_asian()
52 : {
53 : #ifndef DISABLE_DYNLOADING
54 0 : if (hModule) osl_unloadModule(hModule);
55 : #endif
56 0 : }
57 :
58 : #ifdef DISABLE_DYNLOADING
59 :
60 : extern "C" {
61 :
62 : sal_uInt16** get_indexdata_ko_dict(sal_Int16*);
63 : sal_uInt16** get_indexdata_zh_TW_radical(sal_Int16*);
64 : sal_uInt16** get_indexdata_zh_TW_stroke(sal_Int16*);
65 : sal_uInt16** get_indexdata_zh_pinyin(sal_Int16*);
66 : sal_uInt16** get_indexdata_zh_radical(sal_Int16*);
67 : sal_uInt16** get_indexdata_zh_stroke(sal_Int16*);
68 : sal_uInt16** get_indexdata_zh_zhuyin(sal_Int16*);
69 :
70 : sal_uInt16** get_ko_phonetic(sal_Int16*);
71 : sal_uInt16** get_zh_pinyin(sal_Int16*);
72 : sal_uInt16** get_zh_zhuyin(sal_Int16*);
73 :
74 : }
75 :
76 : #endif
77 :
78 : OUString SAL_CALL
79 0 : IndexEntrySupplier_asian::getIndexCharacter( const OUString& rIndexEntry,
80 : const Locale& rLocale, const OUString& rAlgorithm ) throw (RuntimeException, std::exception)
81 : {
82 0 : sal_Int32 i=0;
83 0 : sal_uInt32 ch = rIndexEntry.iterateCodePoints(&i, 0);
84 :
85 0 : sal_uInt16** (*func)(sal_Int16*)=NULL;
86 : #ifndef DISABLE_DYNLOADING
87 0 : if (hModule) {
88 0 : OUString get("get_indexdata_");
89 0 : if ( rLocale.Language == "zh" && OUString( "TW HK MO" ).indexOf(rLocale.Country) >= 0 )
90 0 : func=reinterpret_cast<sal_uInt16** (*)(sal_Int16*)>(osl_getFunctionSymbol(hModule, OUString(get+rLocale.Language+"_TW_"+rAlgorithm).pData));
91 0 : if (!func)
92 0 : func=reinterpret_cast<sal_uInt16** (*)(sal_Int16*)>(osl_getFunctionSymbol(hModule, OUString(get+rLocale.Language+"_"+rAlgorithm).pData));
93 : }
94 : #else
95 : if ( rLocale.Language == "zh" && OUString( "TW HK MO" ).indexOf(rLocale.Country) >= 0 ) {
96 : if ( rAlgorithm == "radical" )
97 : func = get_indexdata_zh_TW_radical;
98 : else if ( rAlgorithm == "stroke" )
99 : func = get_indexdata_zh_TW_stroke;
100 : }
101 : if (!func) {
102 : if ( rLocale.Language == "ko" ) {
103 : if ( rAlgorithm == "dict" )
104 : func = get_indexdata_ko_dict;
105 : } else if ( rLocale.Language == "zh" ) {
106 : if ( rAlgorithm == "pinyin" )
107 : func = get_indexdata_zh_pinyin;
108 : else if ( rAlgorithm == "radical" )
109 : func = get_indexdata_zh_radical;
110 : else if ( rAlgorithm == "stroke" )
111 : func = get_indexdata_zh_stroke;
112 : else if ( rAlgorithm == "zhuyin" )
113 : func = get_indexdata_zh_zhuyin;
114 : }
115 : }
116 : #endif
117 0 : if (func) {
118 : sal_Int16 max_index;
119 0 : sal_uInt16** idx=func(&max_index);
120 0 : if (((sal_Int16)(ch >> 8)) <= max_index) {
121 0 : sal_uInt16 address=idx[0][ch >> 8];
122 0 : if (address != 0xFFFF) {
123 0 : address=idx[1][address+(ch & 0xFF)];
124 0 : return idx[2] ? OUString(&idx[2][address]) : OUString(address);
125 : }
126 : }
127 : }
128 :
129 : // using alphanumeric index for non-define stirng
130 0 : return OUString(&idxStr[(ch & 0xFFFFFF00) ? 0 : ch], 1);
131 : }
132 :
133 : OUString SAL_CALL
134 0 : IndexEntrySupplier_asian::getIndexKey( const OUString& rIndexEntry,
135 : const OUString& rPhoneticEntry, const Locale& rLocale) throw (RuntimeException, std::exception)
136 : {
137 0 : return getIndexCharacter(getEntry(rIndexEntry, rPhoneticEntry, rLocale), rLocale, aAlgorithm);
138 : }
139 :
140 : sal_Int16 SAL_CALL
141 0 : IndexEntrySupplier_asian::compareIndexEntry(
142 : const OUString& rIndexEntry1, const OUString& rPhoneticEntry1, const Locale& rLocale1,
143 : const OUString& rIndexEntry2, const OUString& rPhoneticEntry2, const Locale& rLocale2 )
144 : throw (RuntimeException, std::exception)
145 : {
146 0 : sal_Int32 result = collator->compareString(getEntry(rIndexEntry1, rPhoneticEntry1, rLocale1),
147 0 : getEntry(rIndexEntry2, rPhoneticEntry2, rLocale2));
148 :
149 : // equivalent of phonetic entries does not mean equivalent of index entries.
150 : // we have to continue comparing index entry here.
151 0 : if (result == 0 && usePhonetic && !rPhoneticEntry1.isEmpty() &&
152 0 : rLocale1.Language == rLocale2.Language && rLocale1.Country == rLocale2.Country &&
153 0 : rLocale1.Variant == rLocale2.Variant)
154 0 : result = collator->compareString(rIndexEntry1, rIndexEntry2);
155 0 : return sal::static_int_cast< sal_Int16 >(result); // result in { -1, 0, 1 }
156 : }
157 :
158 : OUString SAL_CALL
159 0 : IndexEntrySupplier_asian::getPhoneticCandidate( const OUString& rIndexEntry,
160 : const Locale& rLocale ) throw (RuntimeException, std::exception)
161 : {
162 0 : sal_uInt16 **(*func)(sal_Int16*)=NULL;
163 : #ifndef DISABLE_DYNLOADING
164 0 : if (hModule) {
165 0 : const sal_Char *func_name=NULL;
166 0 : if ( rLocale.Language == "zh" )
167 0 : func_name=(OUString("TW HK MO").indexOf(rLocale.Country) >= 0) ? "get_zh_zhuyin" : "get_zh_pinyin";
168 0 : else if ( rLocale.Language == "ko" )
169 0 : func_name="get_ko_phonetic";
170 0 : if (func_name)
171 0 : func=reinterpret_cast<sal_uInt16 **(*)(sal_Int16*)>(osl_getFunctionSymbol(hModule, OUString::createFromAscii(func_name).pData));
172 : }
173 : #else
174 : if ( rLocale.Language == "zh" )
175 : func = (OUString("TW HK MO").indexOf(rLocale.Country) >= 0) ? get_zh_zhuyin : get_zh_pinyin;
176 : else if ( rLocale.Language == "ko" )
177 : func = get_ko_phonetic;
178 :
179 : #endif
180 0 : if (func) {
181 0 : OUStringBuffer candidate;
182 : sal_Int16 max_index;
183 0 : sal_uInt16** idx=func(&max_index);
184 0 : for (sal_Int32 i=0,j=0; i < rIndexEntry.getLength(); i=j) {
185 0 : sal_uInt32 ch = rIndexEntry.iterateCodePoints(&j, 1);
186 0 : if (((sal_Int16)(ch>>8)) <= max_index) {
187 0 : sal_uInt16 address = idx[0][ch>>8];
188 0 : if (address != 0xFFFF) {
189 0 : address = idx[1][address + (ch & 0xFF)];
190 0 : if ( i > 0 && rLocale.Language == "zh" )
191 0 : candidate.appendAscii(" ");
192 0 : if (idx[2])
193 0 : candidate.append(&idx[2][address]);
194 : else
195 0 : candidate.append(address);
196 : } else
197 0 : candidate.appendAscii(" ");
198 : }
199 : }
200 0 : return candidate.makeStringAndClear();
201 : }
202 0 : return OUString();
203 : }
204 : } } } }
205 :
206 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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