1 files changed, 154 insertions, 0 deletions
diff --git a/i18npool/source/transliteration/transliteration_caseignore.cxx b/i18npool/source/transliteration/transliteration_caseignore.cxx
new file mode 100644
index 000000000..61db2286e
--- /dev/null
+++ b/i18npool/source/transliteration/transliteration_caseignore.cxx
@@ -0,0 +1,154 @@
+/* -*- 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 <com/sun/star/i18n/TransliterationType.hpp>
+#include <rtl/ref.hxx>
+
+#include <i18nutil/casefolding.hxx>
+#include <i18nutil/transliteration.hxx>
+
+#include <transliteration_caseignore.hxx>
+
+namespace com::sun::star::uno { class XComponentContext; }
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::i18n;
+using namespace ::com::sun::star::lang;
+
+namespace i18npool {
+
+Transliteration_caseignore::Transliteration_caseignore()
+{
+    nMappingType = MappingType::FullFolding;
+    moduleLoaded = TransliterationFlags::NONE;
+    transliterationName = "case ignore (generic)";
+    implementationName = "com.sun.star.i18n.Transliteration.Transliteration_caseignore";
+}
+
+void SAL_CALL
+Transliteration_caseignore::loadModule( TransliterationModules modName, const Locale& rLocale )
+{
+    moduleLoaded |= static_cast<TransliterationFlags>(modName);
+    aLocale = rLocale;
+}
+
+sal_Int16 SAL_CALL Transliteration_caseignore::getType()
+{
+    // It's NOT TransliterationType::ONE_TO_ONE because it's using casefolding
+    return TransliterationType::IGNORE;
+}
+
+
+Sequence< OUString > SAL_CALL
+Transliteration_caseignore::transliterateRange( const OUString& str1, const OUString& str2 )
+{
+    if (str1.getLength() != 1 || str2.getLength() != 1)
+        throw RuntimeException();
+
+    static rtl::Reference< Transliteration_u2l > u2l(new Transliteration_u2l);
+    static rtl::Reference< Transliteration_l2u > l2u(new Transliteration_l2u);
+
+    u2l->loadModule(TransliterationModules(0), aLocale);
+    l2u->loadModule(TransliterationModules(0), aLocale);
+
+    OUString l1 = u2l->transliterateString2String(str1, 0, str1.getLength());
+    OUString u1 = l2u->transliterateString2String(str1, 0, str1.getLength());
+    OUString l2 = u2l->transliterateString2String(str2, 0, str2.getLength());
+    OUString u2 = l2u->transliterateString2String(str2, 0, str2.getLength());
+
+    if ((l1 == u1) && (l2 == u2)) {
+        Sequence< OUString > r(2);
+        r[0] = l1;
+        r[1] = l2;
+        return r;
+    } else {
+        Sequence< OUString > r(4);
+        r[0] = l1;
+        r[1] = l2;
+        r[2] = u1;
+        r[3] = u2;
+        return r;
+    }
+}
+
+sal_Bool SAL_CALL
+Transliteration_caseignore::equals(
+    const OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1,
+    const OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2)
+{
+    return (compare(str1, pos1, nCount1, nMatch1, str2, pos2, nCount2, nMatch2) == 0);
+}
+
+sal_Int32 SAL_CALL
+Transliteration_caseignore::compareSubstring(
+    const OUString& str1, sal_Int32 off1, sal_Int32 len1,
+    const OUString& str2, sal_Int32 off2, sal_Int32 len2)
+{
+    sal_Int32 nMatch1, nMatch2;
+    return compare(str1, off1, len1, nMatch1, str2, off2, len2, nMatch2);
+}
+
+
+sal_Int32 SAL_CALL
+Transliteration_caseignore::compareString(
+    const OUString& str1,
+    const OUString& str2)
+{
+    sal_Int32 nMatch1, nMatch2;
+    return compare(str1, 0, str1.getLength(), nMatch1, str2, 0, str2.getLength(), nMatch2);
+}
+
+sal_Int32
+Transliteration_caseignore::compare(
+    const OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1,
+    const OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2)
+{
+    const sal_Unicode *unistr1 = const_cast<sal_Unicode*>(str1.getStr()) + pos1;
+    const sal_Unicode *unistr2 = const_cast<sal_Unicode*>(str2.getStr()) + pos2;
+    sal_Unicode c1, c2;
+    i18nutil::MappingElement e1, e2;
+    nMatch1 = nMatch2 = 0;
+
+#define NOT_END_OF_STR1 (nMatch1 < nCount1 || e1.current < e1.element.nmap)
+#define NOT_END_OF_STR2 (nMatch2 < nCount2 || e2.current < e2.element.nmap)
+
+    while (NOT_END_OF_STR1 && NOT_END_OF_STR2) {
+        c1 = i18nutil::casefolding::getNextChar(unistr1, nMatch1, nCount1, e1, aLocale, nMappingType, moduleLoaded);
+        c2 = i18nutil::casefolding::getNextChar(unistr2, nMatch2, nCount2, e2, aLocale, nMappingType, moduleLoaded);
+        if (c1 != c2) {
+        nMatch1--; nMatch2--;
+        return c1 > c2 ? 1 : -1;
+        }
+    }
+
+    return (!NOT_END_OF_STR1 && !NOT_END_OF_STR2) ? 0
+                : (NOT_END_OF_STR1 ? 1 : -1);
+}
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+com_sun_star_i18n_Transliteration_IGNORE_CASE_get_implementation(
+    css::uno::XComponentContext *,
+    css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new i18npool::Transliteration_caseignore());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */