/**************************************************************************** | |
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
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** This file is part of the QtXmlPatterns module of the Qt Toolkit. | |
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** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
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** rights. These rights are described in the Nokia Qt LGPL Exception | |
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** | |
** GNU General Public License Usage | |
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** Public License version 3.0 as published by the Free Software Foundation | |
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** file. Please review the following information to ensure the GNU General | |
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****************************************************************************/ | |
#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 |