1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
11 ** License version 2.1 as published by the Free Software Foundation and
12 ** appearing in the file LICENSE.LGPL included in the packaging of this
13 ** file. Please review the following information to ensure the GNU Lesser
14 ** General Public License version 2.1 requirements will be met:
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17 ** In addition, as a special exception, Nokia gives you certain additional
18 ** rights. These rights are described in the Nokia Qt LGPL Exception
19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
23 ** Public License version 3.0 as published by the Free Software Foundation
24 ** and appearing in the file LICENSE.GPL included in the packaging of this
25 ** file. Please review the following information to ensure the GNU General
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40 ****************************************************************************/
42 #include "qatomiccomparator_p.h"
43 #include "qcommonvalues_p.h"
44 #include "qschemadatetime_p.h"
45 #include "qdaytimeduration_p.h"
46 #include "qdecimal_p.h"
47 #include "qinteger_p.h"
48 #include "qpatternistlocale_p.h"
50 #include "qdatetimefn_p.h"
54 using namespace QPatternist;
56 Item DateTimeFN::evaluateSingleton(const DynamicContext::Ptr &context) const
58 const Item di(m_operands.first()->evaluateSingleton(context));
62 const Item ti(m_operands.last()->evaluateSingleton(context));
66 QDateTime date(di.as<AbstractDateTime>()->toDateTime());
67 Q_ASSERT(date.isValid());
68 QDateTime time(ti.as<AbstractDateTime>()->toDateTime());
69 Q_ASSERT(time.isValid());
71 if(date.timeSpec() == time.timeSpec() || /* Identical timezone properties. */
72 time.timeSpec() == Qt::LocalTime) /* time has no timezone, but date do. */
74 date.setTime(time.time());
75 Q_ASSERT(date.isValid());
76 return DateTime::fromDateTime(date);
78 else if(date.timeSpec() == Qt::LocalTime) /* date has no timezone, but time do. */
80 time.setDate(date.date());
81 Q_ASSERT(time.isValid());
82 return DateTime::fromDateTime(time);
86 context->error(QtXmlPatterns::tr("If both values have zone offsets, "
87 "they must have the same zone offset. "
88 "%1 and %2 are not the same.")
89 .arg(formatData(di.stringValue()),
90 formatData(di.stringValue())),
91 ReportContext::FORG0008, this);
92 return Item(); /* Silence GCC warning. */