Move core/platform/text/Locale* to platform/text

Source/core/platform/text/LocaleICU.cpp

Index: Source/core/platform/text/LocaleICU.cpp
diff --git a/Source/core/platform/text/LocaleICU.cpp b/Source/core/platform/text/LocaleICU.cpp
deleted file mode 100644
index 7b5efcd142cf0a5f035eb917d46ca7a003996682..0000000000000000000000000000000000000000
--- a/Source/core/platform/text/LocaleICU.cpp
+++ /dev/null
@@ -1,434 +0,0 @@
-/*
- * Copyright (C) 2011,2012 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "core/platform/text/LocaleICU.h"
-
-#include <unicode/udatpg.h>
-#include <unicode/uloc.h>
-#include <limits>
-#include "wtf/DateMath.h"
-#include "wtf/PassOwnPtr.h"
-#include "wtf/text/StringBuffer.h"
-#include "wtf/text/StringBuilder.h"
-
-using namespace icu;
-using namespace std;
-
-namespace WebCore {
-
-PassOwnPtr<Locale> Locale::create(const AtomicString& locale)
-{
-    return LocaleICU::create(locale.string().utf8().data());
-}
-
-LocaleICU::LocaleICU(const char* locale)
-    : m_locale(locale)
-    , m_numberFormat(0)
-    , m_shortDateFormat(0)
-    , m_didCreateDecimalFormat(false)
-    , m_didCreateShortDateFormat(false)
-#if ENABLE(CALENDAR_PICKER)
-    , m_firstDayOfWeek(0)
-#endif
-    , m_mediumTimeFormat(0)
-    , m_shortTimeFormat(0)
-    , m_didCreateTimeFormat(false)
-{
-}
-
-LocaleICU::~LocaleICU()
-{
-    unum_close(m_numberFormat);
-    udat_close(m_shortDateFormat);
-    udat_close(m_mediumTimeFormat);
-    udat_close(m_shortTimeFormat);
-}
-
-PassOwnPtr<LocaleICU> LocaleICU::create(const char* localeString)
-{
-    return adoptPtr(new LocaleICU(localeString));
-}
-
-String LocaleICU::decimalSymbol(UNumberFormatSymbol symbol)
-{
-    UErrorCode status = U_ZERO_ERROR;
-    int32_t bufferLength = unum_getSymbol(m_numberFormat, symbol, 0, 0, &status);
-    ASSERT(U_SUCCESS(status) || status == U_BUFFER_OVERFLOW_ERROR);
-    if (U_FAILURE(status) && status != U_BUFFER_OVERFLOW_ERROR)
-        return String();
-    StringBuffer<UChar> buffer(bufferLength);
-    status = U_ZERO_ERROR;
-    unum_getSymbol(m_numberFormat, symbol, buffer.characters(), bufferLength, &status);
-    if (U_FAILURE(status))
-        return String();
-    return String::adopt(buffer);
-}
-
-String LocaleICU::decimalTextAttribute(UNumberFormatTextAttribute tag)
-{
-    UErrorCode status = U_ZERO_ERROR;
-    int32_t bufferLength = unum_getTextAttribute(m_numberFormat, tag, 0, 0, &status);
-    ASSERT(U_SUCCESS(status) || status == U_BUFFER_OVERFLOW_ERROR);
-    if (U_FAILURE(status) && status != U_BUFFER_OVERFLOW_ERROR)
-        return String();
-    StringBuffer<UChar> buffer(bufferLength);
-    status = U_ZERO_ERROR;
-    unum_getTextAttribute(m_numberFormat, tag, buffer.characters(), bufferLength, &status);
-    ASSERT(U_SUCCESS(status));
-    if (U_FAILURE(status))
-        return String();
-    return String::adopt(buffer);
-}
-
-void LocaleICU::initializeLocaleData()
-{
-    if (m_didCreateDecimalFormat)
-        return;
-    m_didCreateDecimalFormat = true;
-    UErrorCode status = U_ZERO_ERROR;
-    m_numberFormat = unum_open(UNUM_DECIMAL, 0, 0, m_locale.data(), 0, &status);
-    if (!U_SUCCESS(status))
-        return;
-
-    Vector<String, DecimalSymbolsSize> symbols;
-    symbols.append(decimalSymbol(UNUM_ZERO_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_ONE_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_TWO_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_THREE_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_FOUR_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_FIVE_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_SIX_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_SEVEN_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_EIGHT_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_NINE_DIGIT_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_DECIMAL_SEPARATOR_SYMBOL));
-    symbols.append(decimalSymbol(UNUM_GROUPING_SEPARATOR_SYMBOL));
-    ASSERT(symbols.size() == DecimalSymbolsSize);
-    setLocaleData(symbols, decimalTextAttribute(UNUM_POSITIVE_PREFIX), decimalTextAttribute(UNUM_POSITIVE_SUFFIX), decimalTextAttribute(UNUM_NEGATIVE_PREFIX), decimalTextAttribute(UNUM_NEGATIVE_SUFFIX));
-}
-
-bool LocaleICU::initializeShortDateFormat()
-{
-    if (m_didCreateShortDateFormat)
-        return m_shortDateFormat;
-    m_shortDateFormat = openDateFormat(UDAT_NONE, UDAT_SHORT);
-    m_didCreateShortDateFormat = true;
-    return m_shortDateFormat;
-}
-
-UDateFormat* LocaleICU::openDateFormat(UDateFormatStyle timeStyle, UDateFormatStyle dateStyle) const
-{
-    const UChar gmtTimezone[3] = {'G', 'M', 'T'};
-    UErrorCode status = U_ZERO_ERROR;
-    return udat_open(timeStyle, dateStyle, m_locale.data(), gmtTimezone, WTF_ARRAY_LENGTH(gmtTimezone), 0, -1, &status);
-}
-
-static String getDateFormatPattern(const UDateFormat* dateFormat)
-{
-    if (!dateFormat)
-        return emptyString();
-
-    UErrorCode status = U_ZERO_ERROR;
-    int32_t length = udat_toPattern(dateFormat, TRUE, 0, 0, &status);
-    if (status != U_BUFFER_OVERFLOW_ERROR || !length)
-        return emptyString();
-    StringBuffer<UChar> buffer(length);
-    status = U_ZERO_ERROR;
-    udat_toPattern(dateFormat, TRUE, buffer.characters(), length, &status);
-    if (U_FAILURE(status))
-        return emptyString();
-    return String::adopt(buffer);
-}
-
-PassOwnPtr<Vector<String> > LocaleICU::createLabelVector(const UDateFormat* dateFormat, UDateFormatSymbolType type, int32_t startIndex, int32_t size)
-{
-    if (!dateFormat)
-        return PassOwnPtr<Vector<String> >();
-    if (udat_countSymbols(dateFormat, type) != startIndex + size)
-        return PassOwnPtr<Vector<String> >();
-
-    OwnPtr<Vector<String> > labels = adoptPtr(new Vector<String>());
-    labels->reserveCapacity(size);
-    for (int32_t i = 0; i < size; ++i) {
-        UErrorCode status = U_ZERO_ERROR;
-        int32_t length = udat_getSymbols(dateFormat, type, startIndex + i, 0, 0, &status);
-        if (status != U_BUFFER_OVERFLOW_ERROR)
-            return PassOwnPtr<Vector<String> >();
-        StringBuffer<UChar> buffer(length);
-        status = U_ZERO_ERROR;
-        udat_getSymbols(dateFormat, type, startIndex + i, buffer.characters(), length, &status);
-        if (U_FAILURE(status))
-            return PassOwnPtr<Vector<String> >();
-        labels->append(String::adopt(buffer));
-    }
-    return labels.release();
-}
-
-#if ENABLE(CALENDAR_PICKER)
-static PassOwnPtr<Vector<String> > createFallbackWeekDayShortLabels()
-{
-    OwnPtr<Vector<String> > labels = adoptPtr(new Vector<String>());
-    labels->reserveCapacity(7);
-    labels->append("Sun");
-    labels->append("Mon");
-    labels->append("Tue");
-    labels->append("Wed");
-    labels->append("Thu");
-    labels->append("Fri");
-    labels->append("Sat");
-    return labels.release();
-}
-
-void LocaleICU::initializeCalendar()
-{
-    if (m_weekDayShortLabels)
-        return;
-
-    if (!initializeShortDateFormat()) {
-        m_firstDayOfWeek = 0;
-        m_weekDayShortLabels = createFallbackWeekDayShortLabels();
-        return;
-    }
-    m_firstDayOfWeek = ucal_getAttribute(udat_getCalendar(m_shortDateFormat), UCAL_FIRST_DAY_OF_WEEK) - UCAL_SUNDAY;
-
-    m_weekDayShortLabels = createLabelVector(m_shortDateFormat, UDAT_SHORT_WEEKDAYS, UCAL_SUNDAY, 7);
-    if (!m_weekDayShortLabels)
-        m_weekDayShortLabels = createFallbackWeekDayShortLabels();
-}
-#endif
-
-static PassOwnPtr<Vector<String> > createFallbackMonthLabels()
-{
-    OwnPtr<Vector<String> > labels = adoptPtr(new Vector<String>());
-    labels->reserveCapacity(WTF_ARRAY_LENGTH(WTF::monthFullName));
-    for (unsigned i = 0; i < WTF_ARRAY_LENGTH(WTF::monthFullName); ++i)
-        labels->append(WTF::monthFullName[i]);
-    return labels.release();
-}
-
-const Vector<String>& LocaleICU::monthLabels()
-{
-    if (m_monthLabels)
-        return *m_monthLabels;
-    if (initializeShortDateFormat()) {
-        m_monthLabels = createLabelVector(m_shortDateFormat, UDAT_MONTHS, UCAL_JANUARY, 12);
-        if (m_monthLabels)
-            return *m_monthLabels;
-    }
-    m_monthLabels = createFallbackMonthLabels();
-    return *m_monthLabels;
-}
-
-#if ENABLE(CALENDAR_PICKER)
-const Vector<String>& LocaleICU::weekDayShortLabels()
-{
-    initializeCalendar();
-    return *m_weekDayShortLabels;
-}
-
-unsigned LocaleICU::firstDayOfWeek()
-{
-    initializeCalendar();
-    return m_firstDayOfWeek;
-}
-
-bool LocaleICU::isRTL()
-{
-    UErrorCode status = U_ZERO_ERROR;
-    return uloc_getCharacterOrientation(m_locale.data(), &status) == ULOC_LAYOUT_RTL;
-}
-#endif
-
-static PassOwnPtr<Vector<String> > createFallbackAMPMLabels()
-{
-    OwnPtr<Vector<String> > labels = adoptPtr(new Vector<String>());
-    labels->reserveCapacity(2);
-    labels->append("AM");
-    labels->append("PM");
-    return labels.release();
-}
-
-void LocaleICU::initializeDateTimeFormat()
-{
-    if (m_didCreateTimeFormat)
-        return;
-
-    // We assume ICU medium time pattern and short time pattern are compatible
-    // with LDML, because ICU specific pattern character "V" doesn't appear
-    // in both medium and short time pattern.
-    m_mediumTimeFormat = openDateFormat(UDAT_MEDIUM, UDAT_NONE);
-    m_timeFormatWithSeconds = getDateFormatPattern(m_mediumTimeFormat);
-
-    m_shortTimeFormat = openDateFormat(UDAT_SHORT, UDAT_NONE);
-    m_timeFormatWithoutSeconds = getDateFormatPattern(m_shortTimeFormat);
-
-    UDateFormat* dateTimeFormatWithSeconds = openDateFormat(UDAT_MEDIUM, UDAT_SHORT);
-    m_dateTimeFormatWithSeconds = getDateFormatPattern(dateTimeFormatWithSeconds);
-    udat_close(dateTimeFormatWithSeconds);
-
-    UDateFormat* dateTimeFormatWithoutSeconds = openDateFormat(UDAT_SHORT, UDAT_SHORT);
-    m_dateTimeFormatWithoutSeconds = getDateFormatPattern(dateTimeFormatWithoutSeconds);
-    udat_close(dateTimeFormatWithoutSeconds);
-
-    OwnPtr<Vector<String> > timeAMPMLabels = createLabelVector(m_mediumTimeFormat, UDAT_AM_PMS, UCAL_AM, 2);
-    if (!timeAMPMLabels)
-        timeAMPMLabels = createFallbackAMPMLabels();
-    m_timeAMPMLabels = *timeAMPMLabels;
-
-    m_didCreateTimeFormat = true;
-}
-
-String LocaleICU::dateFormat()
-{
-    if (!m_dateFormat.isNull())
-        return m_dateFormat;
-    if (!initializeShortDateFormat())
-        return "yyyy-MM-dd";
-    m_dateFormat = getDateFormatPattern(m_shortDateFormat);
-    return m_dateFormat;
-}
-
-static String getFormatForSkeleton(const char* locale, const String& skeleton)
-{
-    String format = "yyyy-MM";
-    UErrorCode status = U_ZERO_ERROR;
-    UDateTimePatternGenerator* patternGenerator = udatpg_open(locale, &status);
-    if (!patternGenerator)
-        return format;
-    status = U_ZERO_ERROR;
-    Vector<UChar> skeletonCharacters;
-    skeleton.appendTo(skeletonCharacters);
-    int32_t length = udatpg_getBestPattern(patternGenerator, skeletonCharacters.data(), skeletonCharacters.size(), 0, 0, &status);
-    if (status == U_BUFFER_OVERFLOW_ERROR && length) {
-        StringBuffer<UChar> buffer(length);
-        status = U_ZERO_ERROR;
-        udatpg_getBestPattern(patternGenerator, skeletonCharacters.data(), skeletonCharacters.size(), buffer.characters(), length, &status);
-        if (U_SUCCESS(status))
-            format = String::adopt(buffer);
-    }
-    udatpg_close(patternGenerator);
-    return format;
-}
-
-String LocaleICU::monthFormat()
-{
-    if (!m_monthFormat.isNull())
-        return m_monthFormat;
-    // Gets a format for "MMMM" because Windows API always provides formats for
-    // "MMMM" in some locales.
-    m_monthFormat = getFormatForSkeleton(m_locale.data(), "yyyyMMMM");
-    return m_monthFormat;
-}
-
-String LocaleICU::shortMonthFormat()
-{
-    if (!m_shortMonthFormat.isNull())
-        return m_shortMonthFormat;
-    m_shortMonthFormat = getFormatForSkeleton(m_locale.data(), "yyyyMMM");
-    return m_shortMonthFormat;
-}
-
-String LocaleICU::timeFormat()
-{
-    initializeDateTimeFormat();
-    return m_timeFormatWithSeconds;
-}
-
-String LocaleICU::shortTimeFormat()
-{
-    initializeDateTimeFormat();
-    return m_timeFormatWithoutSeconds;
-}
-
-String LocaleICU::dateTimeFormatWithSeconds()
-{
-    initializeDateTimeFormat();
-    return m_dateTimeFormatWithSeconds;
-}
-
-String LocaleICU::dateTimeFormatWithoutSeconds()
-{
-    initializeDateTimeFormat();
-    return m_dateTimeFormatWithoutSeconds;
-}
-
-const Vector<String>& LocaleICU::shortMonthLabels()
-{
-    if (!m_shortMonthLabels.isEmpty())
-        return m_shortMonthLabels;
-    if (initializeShortDateFormat()) {
-        if (OwnPtr<Vector<String> > labels = createLabelVector(m_shortDateFormat, UDAT_SHORT_MONTHS, UCAL_JANUARY, 12)) {
-            m_shortMonthLabels = *labels;
-            return m_shortMonthLabels;
-        }
-    }
-    m_shortMonthLabels.reserveCapacity(WTF_ARRAY_LENGTH(WTF::monthName));
-    for (unsigned i = 0; i < WTF_ARRAY_LENGTH(WTF::monthName); ++i)
-        m_shortMonthLabels.append(WTF::monthName[i]);
-    return m_shortMonthLabels;
-}
-
-const Vector<String>& LocaleICU::standAloneMonthLabels()
-{
-    if (!m_standAloneMonthLabels.isEmpty())
-        return m_standAloneMonthLabels;
-    if (initializeShortDateFormat()) {
-        if (OwnPtr<Vector<String> > labels = createLabelVector(m_shortDateFormat, UDAT_STANDALONE_MONTHS, UCAL_JANUARY, 12)) {
-            m_standAloneMonthLabels = *labels;
-            return m_standAloneMonthLabels;
-        }
-    }
-    m_standAloneMonthLabels = monthLabels();
-    return m_standAloneMonthLabels;
-}
-
-const Vector<String>& LocaleICU::shortStandAloneMonthLabels()
-{
-    if (!m_shortStandAloneMonthLabels.isEmpty())
-        return m_shortStandAloneMonthLabels;
-    if (initializeShortDateFormat()) {
-        if (OwnPtr<Vector<String> > labels = createLabelVector(m_shortDateFormat, UDAT_STANDALONE_SHORT_MONTHS, UCAL_JANUARY, 12)) {
-            m_shortStandAloneMonthLabels = *labels;
-            return m_shortStandAloneMonthLabels;
-        }
-    }
-    m_shortStandAloneMonthLabels = shortMonthLabels();
-    return m_shortStandAloneMonthLabels;
-}
-
-const Vector<String>& LocaleICU::timeAMPMLabels()
-{
-    initializeDateTimeFormat();
-    return m_timeAMPMLabels;
-}
-
-} // namespace WebCore
-