/*
- * Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
- * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
- * Copyright (C) 2009 Google Inc. All rights reserved.
+ * Copyright (C) 2012 Patrick Gansterer <paroga@paroga.com>
*
- * The Original Code is Mozilla Communicator client code, released
- * March 31, 1998.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. 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.
*
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Alternatively, the contents of this file may be used under the terms
- * of either the Mozilla Public License Version 1.1, found at
- * http://www.mozilla.org/MPL/ (the "MPL") or the GNU General Public
- * License Version 2.0, found at http://www.fsf.org/copyleft/gpl.html
- * (the "GPL"), in which case the provisions of the MPL or the GPL are
- * applicable instead of those above. If you wish to allow use of your
- * version of this file only under the terms of one of those two
- * licenses (the MPL or the GPL) and not to allow others to use your
- * version of this file under the LGPL, indicate your decision by
- * deletingthe provisions above and replace them with the notice and
- * other provisions required by the MPL or the GPL, as the case may be.
- * If you do not delete the provisions above, a recipient may use your
- * version of this file under any of the LGPL, the MPL or the GPL.
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS 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 "DateConversion.h"
-#include "CallFrame.h"
-#include "JSObject.h"
-#include "ScopeChain.h"
-#include "UString.h"
+#include <wtf/Assertions.h>
#include <wtf/DateMath.h>
-#include <wtf/StringExtras.h>
-#include <wtf/text/CString.h>
+#include <wtf/text/StringBuilder.h>
+#include <wtf/text/WTFString.h>
+
+#if OS(WINDOWS)
+#include <windows.h>
+#endif
using namespace WTF;
namespace JSC {
-double parseDate(ExecState* exec, const UString &date)
+template<int width>
+static inline void appendNumber(StringBuilder& builder, int value)
{
- if (date == exec->globalData().cachedDateString)
- return exec->globalData().cachedDateStringValue;
- double value = parseES5DateFromNullTerminatedCharacters(date.utf8().data());
- if (isnan(value))
- value = parseDateFromNullTerminatedCharacters(exec, date.utf8().data());
- exec->globalData().cachedDateString = date;
- exec->globalData().cachedDateStringValue = value;
- return value;
+ int fillingZerosCount = width;
+ if (value < 0) {
+ builder.append('-');
+ value = -value;
+ --fillingZerosCount;
+ }
+ String valueString = String::number(value);
+ fillingZerosCount -= valueString.length();
+ for (int i = 0; i < fillingZerosCount; ++i)
+ builder.append('0');
+ builder.append(valueString);
}
-void formatDate(const GregorianDateTime &t, DateConversionBuffer& buffer)
+template<>
+void appendNumber<2>(StringBuilder& builder, int value)
{
- snprintf(buffer, DateConversionBufferSize, "%s %s %02d %04d",
- weekdayName[(t.weekDay + 6) % 7],
- monthName[t.month], t.monthDay, t.year + 1900);
+ ASSERT(0 <= value && value <= 99);
+ builder.append(static_cast<char>('0' + value / 10));
+ builder.append(static_cast<char>('0' + value % 10));
}
-void formatDateUTCVariant(const GregorianDateTime &t, DateConversionBuffer& buffer)
+String formatDateTime(const GregorianDateTime& t, DateTimeFormat format, bool asUTCVariant)
{
- snprintf(buffer, DateConversionBufferSize, "%s, %02d %s %04d",
- weekdayName[(t.weekDay + 6) % 7],
- t.monthDay, monthName[t.month], t.year + 1900);
-}
+ bool appendDate = format & DateTimeFormatDate;
+ bool appendTime = format & DateTimeFormatTime;
-void formatTime(const GregorianDateTime &t, DateConversionBuffer& buffer)
-{
- int offset = abs(gmtoffset(t));
- char timeZoneName[70];
- struct tm gtm = t;
- strftime(timeZoneName, sizeof(timeZoneName), "%Z", >m);
-
- if (timeZoneName[0]) {
- snprintf(buffer, DateConversionBufferSize, "%02d:%02d:%02d GMT%c%02d%02d (%s)",
- t.hour, t.minute, t.second,
- gmtoffset(t) < 0 ? '-' : '+', offset / (60*60), (offset / 60) % 60, timeZoneName);
- } else {
- snprintf(buffer, DateConversionBufferSize, "%02d:%02d:%02d GMT%c%02d%02d",
- t.hour, t.minute, t.second,
- gmtoffset(t) < 0 ? '-' : '+', offset / (60*60), (offset / 60) % 60);
+ StringBuilder builder;
+
+ if (appendDate) {
+ builder.append(weekdayName[(t.weekDay() + 6) % 7]);
+
+ if (asUTCVariant) {
+ builder.appendLiteral(", ");
+ appendNumber<2>(builder, t.monthDay());
+ builder.append(' ');
+ builder.append(monthName[t.month()]);
+ } else {
+ builder.append(' ');
+ builder.append(monthName[t.month()]);
+ builder.append(' ');
+ appendNumber<2>(builder, t.monthDay());
+ }
+ builder.append(' ');
+ appendNumber<4>(builder, t.year());
}
-}
-void formatTimeUTC(const GregorianDateTime &t, DateConversionBuffer& buffer)
-{
- snprintf(buffer, DateConversionBufferSize, "%02d:%02d:%02d GMT", t.hour, t.minute, t.second);
+ if (appendDate && appendTime)
+ builder.append(' ');
+
+ if (appendTime) {
+ appendNumber<2>(builder, t.hour());
+ builder.append(':');
+ appendNumber<2>(builder, t.minute());
+ builder.append(':');
+ appendNumber<2>(builder, t.second());
+ builder.appendLiteral(" GMT");
+
+ if (!asUTCVariant) {
+ int offset = abs(t.utcOffset()) / 60;
+ builder.append(t.utcOffset() < 0 ? '-' : '+');
+ appendNumber<2>(builder, offset / 60);
+ appendNumber<2>(builder, offset % 60);
+
+#if OS(WINDOWS)
+ TIME_ZONE_INFORMATION timeZoneInformation;
+ GetTimeZoneInformation(&timeZoneInformation);
+ const WCHAR* timeZoneName = t.isDST() ? timeZoneInformation.DaylightName : timeZoneInformation.StandardName;
+#else
+ struct tm gtm = t;
+ char timeZoneName[70];
+ strftime(timeZoneName, sizeof(timeZoneName), "%Z", >m);
+#endif
+ if (timeZoneName[0]) {
+ builder.appendLiteral(" (");
+ builder.append(timeZoneName);
+ builder.append(')');
+ }
+ }
+ }
+
+ return builder.toString().impl();
}
} // namespace JSC
projects / apple / javascriptcore.git / blobdiff