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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 : #include <com/sun/star/uno/XComponentContext.hpp>
21 :
22 : #include <i18nutil/oneToOneMapping.hxx>
23 : #include <i18nutil/casefolding.hxx>
24 :
25 : #include "transliteration_caseignore.hxx"
26 :
27 : using namespace ::com::sun::star::uno;
28 : using namespace ::com::sun::star::lang;
29 :
30 : namespace com { namespace sun { namespace star { namespace i18n {
31 :
32 190 : Transliteration_caseignore::Transliteration_caseignore()
33 : {
34 190 : nMappingType = MappingTypeFullFolding;
35 190 : moduleLoaded = (TransliterationModules)0;
36 190 : transliterationName = "case ignore (generic)";
37 190 : implementationName = "com.sun.star.i18n.Transliteration.Transliteration_caseignore";
38 190 : }
39 :
40 : void SAL_CALL
41 2091 : Transliteration_caseignore::loadModule( TransliterationModules modName, const Locale& rLocale )
42 : throw(RuntimeException, std::exception)
43 : {
44 2091 : moduleLoaded = (TransliterationModules) (moduleLoaded|modName);
45 2091 : aLocale = rLocale;
46 2091 : }
47 :
48 0 : sal_Int16 SAL_CALL Transliteration_caseignore::getType() throw(RuntimeException, std::exception)
49 : {
50 : // It's NOT TransliterationType::ONE_TO_ONE because it's using casefolding
51 0 : return TransliterationType::IGNORE;
52 : }
53 :
54 :
55 : Sequence< OUString > SAL_CALL
56 0 : Transliteration_caseignore::transliterateRange( const OUString& str1, const OUString& str2 )
57 : throw( RuntimeException, std::exception)
58 : {
59 0 : if (str1.getLength() != 1 || str2.getLength() != 1)
60 0 : throw RuntimeException();
61 :
62 0 : static Transliteration_u2l u2l;
63 0 : static Transliteration_l2u l2u;
64 :
65 0 : u2l.loadModule((TransliterationModules)0, aLocale);
66 0 : l2u.loadModule((TransliterationModules)0, aLocale);
67 :
68 0 : OUString l1 = u2l.transliterateString2String(str1, 0, str1.getLength());
69 0 : OUString u1 = l2u.transliterateString2String(str1, 0, str1.getLength());
70 0 : OUString l2 = u2l.transliterateString2String(str2, 0, str2.getLength());
71 0 : OUString u2 = l2u.transliterateString2String(str2, 0, str2.getLength());
72 :
73 0 : if ((l1 == u1) && (l2 == u2)) {
74 0 : Sequence< OUString > r(2);
75 0 : r[0] = l1;
76 0 : r[1] = l2;
77 0 : return r;
78 : } else {
79 0 : Sequence< OUString > r(4);
80 0 : r[0] = l1;
81 0 : r[1] = l2;
82 0 : r[2] = u1;
83 0 : r[3] = u2;
84 0 : return r;
85 0 : }
86 : }
87 :
88 : sal_Bool SAL_CALL
89 28496 : Transliteration_caseignore::equals(
90 : const OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1,
91 : const OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2)
92 : throw(::com::sun::star::uno::RuntimeException, std::exception)
93 : {
94 28496 : return (compare(str1, pos1, nCount1, nMatch1, str2, pos2, nCount2, nMatch2) == 0);
95 : }
96 :
97 : sal_Int32 SAL_CALL
98 0 : Transliteration_caseignore::compareSubstring(
99 : const OUString& str1, sal_Int32 off1, sal_Int32 len1,
100 : const OUString& str2, sal_Int32 off2, sal_Int32 len2)
101 : throw(RuntimeException, std::exception)
102 : {
103 : sal_Int32 nMatch1, nMatch2;
104 0 : return compare(str1, off1, len1, nMatch1, str2, off2, len2, nMatch2);
105 : }
106 :
107 :
108 : sal_Int32 SAL_CALL
109 87 : Transliteration_caseignore::compareString(
110 : const OUString& str1,
111 : const OUString& str2)
112 : throw(RuntimeException, std::exception)
113 : {
114 : sal_Int32 nMatch1, nMatch2;
115 87 : return compare(str1, 0, str1.getLength(), nMatch1, str2, 0, str2.getLength(), nMatch2);
116 : }
117 :
118 : sal_Int32 SAL_CALL
119 28583 : Transliteration_caseignore::compare(
120 : const OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1,
121 : const OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2)
122 : throw(RuntimeException)
123 : {
124 28583 : const sal_Unicode *unistr1 = const_cast<sal_Unicode*>(str1.getStr()) + pos1;
125 28583 : const sal_Unicode *unistr2 = const_cast<sal_Unicode*>(str2.getStr()) + pos2;
126 : sal_Unicode c1, c2;
127 28583 : MappingElement e1, e2;
128 28583 : nMatch1 = nMatch2 = 0;
129 :
130 : #define NOT_END_OF_STR1 (nMatch1 < nCount1 || e1.current < e1.element.nmap)
131 : #define NOT_END_OF_STR2 (nMatch2 < nCount2 || e2.current < e2.element.nmap)
132 :
133 96454 : while (NOT_END_OF_STR1 && NOT_END_OF_STR2) {
134 63369 : c1 = casefolding::getNextChar(unistr1, nMatch1, nCount1, e1, aLocale, nMappingType, moduleLoaded);
135 63369 : c2 = casefolding::getNextChar(unistr2, nMatch2, nCount2, e2, aLocale, nMappingType, moduleLoaded);
136 63369 : if (c1 != c2) {
137 24081 : nMatch1--; nMatch2--;
138 24081 : return c1 > c2 ? 1 : -1;
139 : }
140 : }
141 :
142 8902 : return (!NOT_END_OF_STR1 && !NOT_END_OF_STR2) ? 0
143 5631 : : (NOT_END_OF_STR1 ? 1 : -1);
144 : }
145 :
146 : } } } }
147 :
148 : extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * SAL_CALL
149 190 : com_sun_star_i18n_Transliteration_IGNORE_CASE_get_implementation(
150 : css::uno::XComponentContext *,
151 : css::uno::Sequence<css::uno::Any> const &)
152 : {
153 190 : return cppu::acquire(new css::i18n::Transliteration_caseignore());
154 : }
155 :
156 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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