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 <cppuhelper/supportsservice.hxx>
21 #include <characterclassificationImpl.hxx>
22 #include <localedata.hxx>
23
24 #include <com/sun/star/uno/XComponentContext.hpp>
25
26 using namespace com::sun::star::uno;
27 using namespace ::com::sun::star::i18n;
28 using namespace com::sun::star::lang;
29
30 namespace i18npool {
31
CharacterClassificationImpl(const Reference<XComponentContext> & rxContext)32 CharacterClassificationImpl::CharacterClassificationImpl(
33 const Reference < XComponentContext >& rxContext ) : m_xContext( rxContext )
34 {
35 if (createLocaleSpecificCharacterClassification("Unicode", Locale()))
36 xUCI = cachedItem->xCI;
37 }
38
~CharacterClassificationImpl()39 CharacterClassificationImpl::~CharacterClassificationImpl() {
40 }
41
42
43 OUString SAL_CALL
toUpper(const OUString & Text,sal_Int32 nPos,sal_Int32 nCount,const Locale & rLocale)44 CharacterClassificationImpl::toUpper( const OUString& Text, sal_Int32 nPos,
45 sal_Int32 nCount, const Locale& rLocale )
46 {
47 return getLocaleSpecificCharacterClassification(rLocale)->toUpper(Text, nPos, nCount, rLocale);
48 }
49
50 OUString SAL_CALL
toLower(const OUString & Text,sal_Int32 nPos,sal_Int32 nCount,const Locale & rLocale)51 CharacterClassificationImpl::toLower( const OUString& Text, sal_Int32 nPos,
52 sal_Int32 nCount, const Locale& rLocale )
53 {
54 return getLocaleSpecificCharacterClassification(rLocale)->toLower(Text, nPos, nCount, rLocale);
55 }
56
57 OUString SAL_CALL
toTitle(const OUString & Text,sal_Int32 nPos,sal_Int32 nCount,const Locale & rLocale)58 CharacterClassificationImpl::toTitle( const OUString& Text, sal_Int32 nPos,
59 sal_Int32 nCount, const Locale& rLocale )
60 {
61 return getLocaleSpecificCharacterClassification(rLocale)->toTitle(Text, nPos, nCount, rLocale);
62 }
63
64 sal_Int16 SAL_CALL
getType(const OUString & Text,sal_Int32 nPos)65 CharacterClassificationImpl::getType( const OUString& Text, sal_Int32 nPos )
66 {
67 if (xUCI.is())
68 return xUCI->getType(Text, nPos);
69 throw RuntimeException();
70 }
71
72 sal_Int16 SAL_CALL
getCharacterDirection(const OUString & Text,sal_Int32 nPos)73 CharacterClassificationImpl::getCharacterDirection( const OUString& Text, sal_Int32 nPos )
74 {
75 if (xUCI.is())
76 return xUCI->getCharacterDirection(Text, nPos);
77 throw RuntimeException();
78 }
79
80 sal_Int16 SAL_CALL
getScript(const OUString & Text,sal_Int32 nPos)81 CharacterClassificationImpl::getScript( const OUString& Text, sal_Int32 nPos )
82 {
83 if (xUCI.is())
84 return xUCI->getScript(Text, nPos);
85 throw RuntimeException();
86 }
87
88 sal_Int32 SAL_CALL
getCharacterType(const OUString & Text,sal_Int32 nPos,const Locale & rLocale)89 CharacterClassificationImpl::getCharacterType( const OUString& Text, sal_Int32 nPos,
90 const Locale& rLocale )
91 {
92 return getLocaleSpecificCharacterClassification(rLocale)->getCharacterType(Text, nPos, rLocale);
93 }
94
95 sal_Int32 SAL_CALL
getStringType(const OUString & Text,sal_Int32 nPos,sal_Int32 nCount,const Locale & rLocale)96 CharacterClassificationImpl::getStringType( const OUString& Text, sal_Int32 nPos,
97 sal_Int32 nCount, const Locale& rLocale )
98 {
99 return getLocaleSpecificCharacterClassification(rLocale)->getStringType(Text, nPos, nCount, rLocale);
100 }
101
parseAnyToken(const OUString & Text,sal_Int32 nPos,const Locale & rLocale,sal_Int32 startCharTokenType,const OUString & userDefinedCharactersStart,sal_Int32 contCharTokenType,const OUString & userDefinedCharactersCont)102 ParseResult SAL_CALL CharacterClassificationImpl::parseAnyToken(
103 const OUString& Text, sal_Int32 nPos, const Locale& rLocale,
104 sal_Int32 startCharTokenType, const OUString& userDefinedCharactersStart,
105 sal_Int32 contCharTokenType, const OUString& userDefinedCharactersCont )
106 {
107 return getLocaleSpecificCharacterClassification(rLocale)->parseAnyToken(Text, nPos, rLocale,
108 startCharTokenType,userDefinedCharactersStart,
109 contCharTokenType, userDefinedCharactersCont);
110 }
111
112
parsePredefinedToken(sal_Int32 nTokenType,const OUString & Text,sal_Int32 nPos,const Locale & rLocale,sal_Int32 startCharTokenType,const OUString & userDefinedCharactersStart,sal_Int32 contCharTokenType,const OUString & userDefinedCharactersCont)113 ParseResult SAL_CALL CharacterClassificationImpl::parsePredefinedToken(
114 sal_Int32 nTokenType, const OUString& Text, sal_Int32 nPos,
115 const Locale& rLocale, sal_Int32 startCharTokenType,
116 const OUString& userDefinedCharactersStart, sal_Int32 contCharTokenType,
117 const OUString& userDefinedCharactersCont )
118 {
119 return getLocaleSpecificCharacterClassification(rLocale)->parsePredefinedToken(
120 nTokenType, Text, nPos, rLocale, startCharTokenType, userDefinedCharactersStart,
121 contCharTokenType, userDefinedCharactersCont);
122 }
123
createLocaleSpecificCharacterClassification(const OUString & serviceName,const Locale & rLocale)124 bool CharacterClassificationImpl::createLocaleSpecificCharacterClassification(const OUString& serviceName, const Locale& rLocale)
125 {
126 // to share service between same Language but different Country code, like zh_CN and zh_SG
127 for (size_t l = 0; l < lookupTable.size(); l++) {
128 cachedItem = lookupTable[l].get();
129 if (serviceName == cachedItem->aName) {
130 lookupTable.emplace_back( new lookupTableItem(rLocale, serviceName, cachedItem->xCI) );
131 cachedItem = lookupTable.back().get();
132 return true;
133 }
134 }
135
136 Reference < XInterface > xI = m_xContext->getServiceManager()->createInstanceWithContext(
137 "com.sun.star.i18n.CharacterClassification_" + serviceName, m_xContext);
138
139 Reference < XCharacterClassification > xCI;
140 if ( xI.is() ) {
141 xCI.set( xI, UNO_QUERY );
142 if (xCI.is()) {
143 lookupTable.emplace_back( new lookupTableItem(rLocale, serviceName, xCI) );
144 cachedItem = lookupTable.back().get();
145 return true;
146 }
147 }
148 return false;
149 }
150
151 Reference < XCharacterClassification > const &
getLocaleSpecificCharacterClassification(const Locale & rLocale)152 CharacterClassificationImpl::getLocaleSpecificCharacterClassification(const Locale& rLocale)
153 {
154 // reuse instance if locale didn't change
155 if (cachedItem && cachedItem->equals(rLocale))
156 return cachedItem->xCI;
157 else {
158 for (const auto & i : lookupTable) {
159 cachedItem = i.get();
160 if (cachedItem->equals(rLocale))
161 return cachedItem->xCI;
162 }
163
164 // Load service with name <base>_<lang>_<country> or
165 // <base>_<bcp47> and fallbacks.
166 bool bLoaded = createLocaleSpecificCharacterClassification(
167 LocaleDataImpl::getFirstLocaleServiceName( rLocale), rLocale);
168 if (!bLoaded)
169 {
170 ::std::vector< OUString > aFallbacks( LocaleDataImpl::getFallbackLocaleServiceNames( rLocale));
171 for (const auto& rFallback : aFallbacks)
172 {
173 bLoaded = createLocaleSpecificCharacterClassification(rFallback, rLocale);
174 if (bLoaded)
175 break;
176 }
177 }
178 if (bLoaded)
179 return cachedItem->xCI;
180 else if (xUCI.is())
181 {
182 lookupTable.emplace_back( new lookupTableItem(rLocale, "Unicode", xUCI) );
183 cachedItem = lookupTable.back().get();
184 return cachedItem->xCI;
185 }
186 }
187 throw RuntimeException();
188 }
189
190 OUString SAL_CALL
getImplementationName()191 CharacterClassificationImpl::getImplementationName()
192 {
193 return "com.sun.star.i18n.CharacterClassification";
194 }
195
196 sal_Bool SAL_CALL
supportsService(const OUString & rServiceName)197 CharacterClassificationImpl::supportsService(const OUString& rServiceName)
198 {
199 return cppu::supportsService(this, rServiceName);
200 }
201
202 Sequence< OUString > SAL_CALL
getSupportedServiceNames()203 CharacterClassificationImpl::getSupportedServiceNames()
204 {
205 return { "com.sun.star.i18n.CharacterClassification" };
206 }
207
208 }
209
210 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
com_sun_star_i18n_CharacterClassification_get_implementation(css::uno::XComponentContext * context,css::uno::Sequence<css::uno::Any> const &)211 com_sun_star_i18n_CharacterClassification_get_implementation(
212 css::uno::XComponentContext *context,
213 css::uno::Sequence<css::uno::Any> const &)
214 {
215 return cppu::acquire(new i18npool::CharacterClassificationImpl(context));
216 }
217
218 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
219