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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qabstractdatetime_p.h"
#include "qcontextfns_p.h"
#include "qdate_p.h"
#include "qschemadatetime_p.h"
#include "qdaytimeduration_p.h"
#include "qpatternistlocale_p.h"
#include "qschematime_p.h"
#include "qtimezonefns_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
Item AdjustTimezone::evaluateSingleton(const DynamicContext::Ptr &context) const
{
enum
{
/**
* The maximum zone offset, @c PT14H, in milli seconds.
*/
MSecLimit = 14 * 60/*M*/ * 60/*S*/ * 1000/*ms*/
};
const Item arg(m_operands.first()->evaluateSingleton(context));
if(!arg)
return Item();
QDateTime dt(arg.as<AbstractDateTime>()->toDateTime());
// TODO DT dt.setDateOnly(false);
Q_ASSERT(dt.isValid());
DayTimeDuration::Ptr tz;
if(m_operands.count() == 2)
tz = DayTimeDuration::Ptr(m_operands.at(1)->evaluateSingleton(context).as<DayTimeDuration>());
else
tz = context->implicitTimezone();
if(tz)
{
const MSecondCountProperty tzMSecs = tz->value();
if(tzMSecs % (1000 * 60) != 0)
{
context->error(QtXmlPatterns::tr("A zone offset must be in the "
"range %1..%2 inclusive. %3 is "
"out of range.")
.arg(formatData("-PT14H"))
.arg(formatData("PT14H"))
.arg(formatData(tz->stringValue())),
ReportContext::FODT0003, this);
return Item();
}
else if(tzMSecs > MSecLimit ||
tzMSecs < -MSecLimit)
{
context->error(QtXmlPatterns::tr("%1 is not a whole number of minutes.")
.arg(formatData(tz->stringValue())),
ReportContext::FODT0003, this);
return Item();
}
const SecondCountProperty tzSecs = tzMSecs / 1000;
if(dt.timeSpec() == Qt::LocalTime) /* $arg has no time zone. */
{
/* "If $arg does not have a timezone component and $timezone is not
* the empty sequence, then the result is $arg with $timezone as
* the timezone component." */
//dt.setTimeSpec(QDateTime::Spec(QDateTime::OffsetFromUTC, tzSecs));
dt.setUtcOffset(tzSecs);
Q_ASSERT(dt.isValid());
return createValue(dt);
}
else
{
/* "If $arg has a timezone component and $timezone is not the empty sequence,
* then the result is an xs:dateTime value with a timezone component of
* $timezone that is equal to $arg." */
dt = dt.toUTC();
dt = dt.addSecs(tzSecs);
//dt.setTimeSpec(QDateTime::Spec(QDateTime::OffsetFromUTC, tzSecs));
dt.setUtcOffset(tzSecs);
Q_ASSERT(dt.isValid());
return createValue(dt);
}
}
else
{ /* $timezone is the empty sequence. */
if(dt.timeSpec() == Qt::LocalTime) /* $arg has no time zone. */
{
/* "If $arg does not have a timezone component and $timezone is
* the empty sequence, then the result is $arg." */
return arg;
}
else
{
/* "If $arg has a timezone component and $timezone is the empty sequence,
* then the result is the localized value of $arg without its timezone component." */
dt.setTimeSpec(Qt::LocalTime);
return createValue(dt);
}
}
}
Item AdjustDateTimeToTimezoneFN::createValue(const QDateTime &dt) const
{
Q_ASSERT(dt.isValid());
return DateTime::fromDateTime(dt);
}
Item AdjustDateToTimezoneFN::createValue(const QDateTime &dt) const
{
Q_ASSERT(dt.isValid());
return Date::fromDateTime(dt);
}
Item AdjustTimeToTimezoneFN::createValue(const QDateTime &dt) const
{
Q_ASSERT(dt.isValid());
return SchemaTime::fromDateTime(dt);
}
QT_END_NAMESPACE
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