1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
/* -*- 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 <sal/config.h>
#include <sal/log.hxx>
#include <unotools/transliterationwrapper.hxx>
#include <i18nlangtag/languagetag.hxx>
#include <com/sun/star/i18n/TransliterationModulesExtra.hpp>
#include <com/sun/star/i18n/Transliteration.hpp>
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::i18n;
using namespace ::com::sun::star::uno;
using namespace ::utl;
TransliterationWrapper::TransliterationWrapper(
const Reference< XComponentContext > & rxContext,
sal_uInt32 nTyp )
: xTrans( Transliteration::create(rxContext) ),
aLanguageTag( LANGUAGE_SYSTEM ), nType( nTyp ), bFirstCall( true )
{
}
TransliterationWrapper::~TransliterationWrapper()
{
}
OUString TransliterationWrapper::transliterate(const OUString& rStr, sal_uInt16 nLang,
sal_Int32 nStart, sal_Int32 nLen,
Sequence <sal_Int32>* pOffset )
{
OUString sRet;
if( xTrans.is() )
{
try
{
loadModuleIfNeeded( nLang );
if ( pOffset )
sRet = xTrans->transliterate( rStr, nStart, nLen, *pOffset );
else
sRet = xTrans->transliterateString2String( rStr, nStart, nLen);
}
catch( Exception& )
{
SAL_WARN( "unotools.i18n", "transliterate: Exception caught!" );
}
}
return sRet;
}
OUString TransliterationWrapper::transliterate( const OUString& rStr,
sal_Int32 nStart, sal_Int32 nLen,
Sequence <sal_Int32>* pOffset ) const
{
OUString sRet( rStr );
if( xTrans.is() )
{
try
{
if ( pOffset )
sRet = xTrans->transliterate( rStr, nStart, nLen, *pOffset );
else
sRet = xTrans->transliterateString2String( rStr, nStart, nLen);
}
catch( Exception& )
{
SAL_WARN( "unotools.i18n", "transliterate: Exception caught!" );
}
}
return sRet;
}
bool TransliterationWrapper::needLanguageForTheMode() const
{
return TransliterationModules_UPPERCASE_LOWERCASE == nType ||
TransliterationModules_LOWERCASE_UPPERCASE == nType ||
TransliterationModules_IGNORE_CASE == nType ||
(sal_uInt32) TransliterationModulesExtra::SENTENCE_CASE == (sal_uInt32) nType ||
(sal_uInt32) TransliterationModulesExtra::TITLE_CASE == (sal_uInt32) nType ||
(sal_uInt32) TransliterationModulesExtra::TOGGLE_CASE == (sal_uInt32) nType;
}
void TransliterationWrapper::setLanguageLocaleImpl( sal_uInt16 nLang )
{
if( LANGUAGE_NONE == nLang )
nLang = LANGUAGE_SYSTEM;
aLanguageTag.reset( nLang);
}
void TransliterationWrapper::loadModuleIfNeeded( sal_uInt16 nLang )
{
bool bLoad = bFirstCall;
bFirstCall = false;
if( static_cast< sal_Int32 >(nType) == TransliterationModulesExtra::SENTENCE_CASE )
{
if( bLoad )
loadModuleByImplName(OUString("SENTENCE_CASE"), nLang);
}
else if( static_cast< sal_Int32 >(nType) == TransliterationModulesExtra::TITLE_CASE )
{
if( bLoad )
loadModuleByImplName(OUString("TITLE_CASE"), nLang);
}
else if( static_cast< sal_Int32 >(nType) == TransliterationModulesExtra::TOGGLE_CASE )
{
if( bLoad )
loadModuleByImplName(OUString("TOGGLE_CASE"), nLang);
}
else
{
if( aLanguageTag.getLanguageType() != nLang )
{
setLanguageLocaleImpl( nLang );
if( !bLoad )
bLoad = needLanguageForTheMode();
}
if( bLoad )
loadModuleImpl();
}
}
void TransliterationWrapper::loadModuleImpl() const
{
if ( bFirstCall )
const_cast<TransliterationWrapper*>(this)->setLanguageLocaleImpl( LANGUAGE_SYSTEM );
try
{
if ( xTrans.is() )
xTrans->loadModule( (TransliterationModules)nType, aLanguageTag.getLocale() );
}
catch ( const Exception& e )
{
SAL_WARN( "unotools.i18n", "loadModuleImpl: Exception caught " << e.Message );
}
bFirstCall = false;
}
void TransliterationWrapper::loadModuleByImplName(const OUString& rModuleName,
sal_uInt16 nLang )
{
try
{
setLanguageLocaleImpl( nLang );
com::sun::star::lang::Locale aLocale( aLanguageTag.getLocale());
// Reset LanguageTag, so the next call to loadModuleIfNeeded() forces
// new settings.
aLanguageTag.reset( LANGUAGE_DONTKNOW);
if ( xTrans.is() )
xTrans->loadModuleByImplName( rModuleName, aLocale );
}
catch ( const Exception& e )
{
SAL_WARN( "unotools.i18n", "loadModuleByImplName: Exception caught " << e.Message );
}
bFirstCall = false;
}
bool TransliterationWrapper::equals(
const OUString& rStr1, sal_Int32 nPos1, sal_Int32 nCount1, sal_Int32& nMatch1,
const OUString& rStr2, sal_Int32 nPos2, sal_Int32 nCount2, sal_Int32& nMatch2 ) const
{
try
{
if( bFirstCall )
loadModuleImpl();
if ( xTrans.is() )
return xTrans->equals( rStr1, nPos1, nCount1, nMatch1, rStr2, nPos2, nCount2, nMatch2 );
}
catch ( const Exception& e )
{
SAL_WARN( "unotools.i18n", "equals: Exception caught " << e.Message );
}
return false;
}
sal_Int32 TransliterationWrapper::compareString( const OUString& rStr1, const OUString& rStr2 ) const
{
try
{
if( bFirstCall )
loadModuleImpl();
if ( xTrans.is() )
return xTrans->compareString( rStr1, rStr2 );
}
catch (const Exception& e)
{
SAL_WARN( "unotools.i18n", "compareString: Exception caught " << e.Message );
}
return 0;
}
// --- helpers --------------------------------------------------------
bool TransliterationWrapper::isEqual( const OUString& rStr1, const OUString& rStr2 ) const
{
sal_Int32 nMatch1(0), nMatch2(0);
bool bMatch = equals(
rStr1, 0, rStr1.getLength(), nMatch1,
rStr2, 0, rStr2.getLength(), nMatch2 );
return bMatch;
}
bool TransliterationWrapper::isMatch( const OUString& rStr1, const OUString& rStr2 ) const
{
sal_Int32 nMatch1(0), nMatch2(0);
equals(
rStr1, 0, rStr1.getLength(), nMatch1,
rStr2, 0, rStr2.getLength(), nMatch2 );
return (nMatch1 <= nMatch2) && (nMatch1 == rStr1.getLength());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
