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/*
* 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.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* 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.
*/
#include "config.h"
#include "DateConversion.h"
#include "CallFrame.h"
#include "UString.h"
#include <wtf/DateMath.h>
#include <wtf/StringExtras.h>
#if OS(WINDOWS)
#include <windows.h>
#endif
using namespace WTF;
namespace JSC {
double parseDate(ExecState* exec, const UString &date)
{
if (date == exec->globalData().cachedDateString)
return exec->globalData().cachedDateStringValue;
double value = parseDateFromNullTerminatedCharacters(exec, date.UTF8String().c_str());
exec->globalData().cachedDateString = date;
exec->globalData().cachedDateStringValue = value;
return value;
}
void formatDate(const GregorianDateTime &t, DateConversionBuffer& buffer)
{
snprintf(buffer, DateConversionBufferSize, "%s %s %02d %04d",
weekdayName[(t.weekDay + 6) % 7],
monthName[t.month], t.monthDay, t.year + 1900);
}
void formatDateUTCVariant(const GregorianDateTime &t, DateConversionBuffer& buffer)
{
snprintf(buffer, DateConversionBufferSize, "%s, %02d %s %04d",
weekdayName[(t.weekDay + 6) % 7],
t.monthDay, monthName[t.month], t.year + 1900);
}
void formatTime(const GregorianDateTime &t, DateConversionBuffer& buffer)
{
int offset = abs(gmtoffset(t));
#if OS(WINDOWS)
TIME_ZONE_INFORMATION timeZoneInformation;
GetTimeZoneInformation(&timeZoneInformation);
const WCHAR* timeZoneName = t.isDST ? timeZoneInformation.DaylightName : timeZoneInformation.StandardName;
#else
char timeZoneName[70];
struct tm gtm = t;
strftime(timeZoneName, sizeof(timeZoneName), "%Z", >m);
#endif
if (timeZoneName[0]) {
#if OS(WINDOWS)
snprintf(buffer, DateConversionBufferSize, "%02d:%02d:%02d GMT%c%02d%02d (%S)",
#else
snprintf(buffer, DateConversionBufferSize, "%02d:%02d:%02d GMT%c%02d%02d (%s)",
#endif
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);
}
}
void formatTimeUTC(const GregorianDateTime &t, DateConversionBuffer& buffer)
{
snprintf(buffer, DateConversionBufferSize, "%02d:%02d:%02d GMT", t.hour, t.minute, t.second);
}
} // namespace JSC
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