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-rw-r--r--unotools/source/i18n/charclass.cxx373
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diff --git a/unotools/source/i18n/charclass.cxx b/unotools/source/i18n/charclass.cxx
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+++ b/unotools/source/i18n/charclass.cxx
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+/* -*- 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 <comphelper/processfactory.hxx>
+#include <unotools/charclass.hxx>
+#include <rtl/character.hxx>
+#include <tools/diagnose_ex.h>
+
+#include <com/sun/star/i18n/CharacterClassification.hpp>
+#include <utility>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::i18n;
+using namespace ::com::sun::star::uno;
+
+CharClass::CharClass(
+ const Reference< uno::XComponentContext > & rxContext,
+ LanguageTag aLanguageTag
+ )
+ : maLanguageTag(std::move( aLanguageTag))
+{
+ xCC = CharacterClassification::create( rxContext );
+}
+
+CharClass::CharClass( LanguageTag aLanguageTag )
+ : maLanguageTag(std::move( aLanguageTag))
+{
+ xCC = CharacterClassification::create( comphelper::getProcessComponentContext() );
+}
+
+CharClass::~CharClass()
+{
+}
+
+const LanguageTag& CharClass::getLanguageTag() const
+{
+ return maLanguageTag;
+}
+
+const css::lang::Locale& CharClass::getMyLocale() const
+{
+ return maLanguageTag.getLocale();
+}
+
+// static
+bool CharClass::isAsciiNumeric( std::u16string_view rStr )
+{
+ if ( rStr.empty() )
+ return false;
+ const sal_Unicode* p = rStr.data();
+ const sal_Unicode* const pStop = p + rStr.size();
+
+ do
+ {
+ if ( !rtl::isAsciiDigit( *p ) )
+ return false;
+ }
+ while ( ++p < pStop );
+
+ return true;
+}
+
+// static
+bool CharClass::isAsciiAlpha( std::u16string_view rStr )
+{
+ if ( rStr.empty() )
+ return false;
+ const sal_Unicode* p = rStr.data();
+ const sal_Unicode* const pStop = p + rStr.size();
+
+ do
+ {
+ if ( !rtl::isAsciiAlpha( *p ) )
+ return false;
+ }
+ while ( ++p < pStop );
+
+ return true;
+}
+
+bool CharClass::isAlpha( const OUString& rStr, sal_Int32 nPos ) const
+{
+ sal_Unicode c = rStr[nPos];
+ if ( c < 128 )
+ return rtl::isAsciiAlpha( c );
+
+ try
+ {
+ return (xCC->getCharacterType( rStr, nPos, getMyLocale() ) &
+ nCharClassAlphaType) != 0;
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return false;
+}
+
+bool CharClass::isLetter( const OUString& rStr, sal_Int32 nPos ) const
+{
+ sal_Unicode c = rStr[nPos];
+ if ( c < 128 )
+ return rtl::isAsciiAlpha( c );
+
+ try
+ {
+ return (xCC->getCharacterType( rStr, nPos, getMyLocale() ) &
+ nCharClassLetterType) != 0;
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return false;
+}
+
+bool CharClass::isLetter( const OUString& rStr ) const
+{
+ try
+ {
+ return isLetterType( xCC->getStringType( rStr, 0, rStr.getLength(), getMyLocale() ) );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return false;
+}
+
+bool CharClass::isDigit( const OUString& rStr, sal_Int32 nPos ) const
+{
+ sal_Unicode c = rStr[ nPos ];
+ if ( c < 128 )
+ return rtl::isAsciiDigit( c );
+
+ try
+ {
+ return (xCC->getCharacterType( rStr, nPos, getMyLocale() ) &
+ KCharacterType::DIGIT) != 0;
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return false;
+}
+
+bool CharClass::isNumeric( const OUString& rStr ) const
+{
+ try
+ {
+ return isNumericType( xCC->getStringType( rStr, 0, rStr.getLength(), getMyLocale() ) );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return false;
+}
+
+bool CharClass::isAlphaNumeric( const OUString& rStr, sal_Int32 nPos ) const
+{
+ sal_Unicode c = rStr[nPos];
+ if ( c < 128 )
+ return rtl::isAsciiAlphanumeric( c );
+
+ try
+ {
+ return (xCC->getCharacterType( rStr, nPos, getMyLocale() ) &
+ (nCharClassAlphaType | KCharacterType::DIGIT)) != 0;
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return false;
+}
+
+bool CharClass::isLetterNumeric( const OUString& rStr, sal_Int32 nPos ) const
+{
+ sal_Unicode c = rStr[nPos];
+ if ( c < 128 )
+ return rtl::isAsciiAlphanumeric( c );
+
+ try
+ {
+ return (xCC->getCharacterType( rStr, nPos, getMyLocale() ) &
+ (nCharClassLetterType | KCharacterType::DIGIT)) != 0;
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return false;
+}
+
+bool CharClass::isLetterNumeric( const OUString& rStr ) const
+{
+ try
+ {
+ return isLetterNumericType( xCC->getStringType( rStr, 0, rStr.getLength(), getMyLocale() ) );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return false;
+}
+
+OUString CharClass::titlecase(const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount) const
+{
+ try
+ {
+ return xCC->toTitle( rStr, nPos, nCount, getMyLocale() );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return rStr.copy( nPos, nCount );
+}
+
+OUString CharClass::uppercase( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const
+{
+ try
+ {
+ return xCC->toUpper( rStr, nPos, nCount, getMyLocale() );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return rStr.copy( nPos, nCount );
+}
+
+OUString CharClass::lowercase( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const
+{
+ try
+ {
+ return xCC->toLower( rStr, nPos, nCount, getMyLocale() );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return rStr.copy( nPos, nCount );
+}
+
+sal_Int16 CharClass::getType( const OUString& rStr, sal_Int32 nPos ) const
+{
+ try
+ {
+ return xCC->getType( rStr, nPos );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return 0;
+}
+
+css::i18n::DirectionProperty CharClass::getCharacterDirection( const OUString& rStr, sal_Int32 nPos ) const
+{
+ try
+ {
+ return static_cast<css::i18n::DirectionProperty>(xCC->getCharacterDirection( rStr, nPos ));
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return css::i18n::DirectionProperty_LEFT_TO_RIGHT;
+}
+
+css::i18n::UnicodeScript CharClass::getScript( const OUString& rStr, sal_Int32 nPos ) const
+{
+ try
+ {
+ return static_cast<css::i18n::UnicodeScript>(xCC->getScript( rStr, nPos ));
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return UnicodeScript_kBasicLatin;
+}
+
+sal_Int32 CharClass::getCharacterType( const OUString& rStr, sal_Int32 nPos ) const
+{
+ try
+ {
+ return xCC->getCharacterType( rStr, nPos, getMyLocale() );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return 0;
+}
+
+sal_Int32 CharClass::getStringType( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const
+{
+ try
+ {
+ return xCC->getStringType( rStr, nPos, nCount, getMyLocale() );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("unotools.i18n", "" );
+ }
+ return 0;
+}
+
+css::i18n::ParseResult CharClass::parseAnyToken(
+ const OUString& rStr,
+ sal_Int32 nPos,
+ sal_Int32 nStartCharFlags,
+ const OUString& userDefinedCharactersStart,
+ sal_Int32 nContCharFlags,
+ const OUString& userDefinedCharactersCont ) const
+{
+ try
+ {
+ return xCC->parseAnyToken( rStr, nPos, getMyLocale(),
+ nStartCharFlags, userDefinedCharactersStart,
+ nContCharFlags, userDefinedCharactersCont );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION( "unotools.i18n", "parseAnyToken" );
+ }
+ return ParseResult();
+}
+
+css::i18n::ParseResult CharClass::parsePredefinedToken(
+ sal_Int32 nTokenType,
+ const OUString& rStr,
+ sal_Int32 nPos,
+ sal_Int32 nStartCharFlags,
+ const OUString& userDefinedCharactersStart,
+ sal_Int32 nContCharFlags,
+ const OUString& userDefinedCharactersCont ) const
+{
+ try
+ {
+ return xCC->parsePredefinedToken( nTokenType, rStr, nPos, getMyLocale(),
+ nStartCharFlags, userDefinedCharactersStart,
+ nContCharFlags, userDefinedCharactersCont );
+ }
+ catch ( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION( "unotools.i18n", "parsePredefinedToken" );
+ }
+ return ParseResult();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */