source: trunk/src/xmlpatterns/functions/qcontextfns.cpp@ 5

Last change on this file since 5 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 3.7 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the QtXmlPatterns module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you are unsure which license is appropriate for your use, please
37** contact the sales department at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include "qanyuri_p.h"
43#include "qdate_p.h"
44#include "qschemadatetime_p.h"
45#include "qdaytimeduration_p.h"
46#include "qinteger_p.h"
47#include "qliteral_p.h"
48#include "qatomicstring_p.h"
49#include "qschematime_p.h"
50
51#include "qcontextfns_p.h"
52
53QT_BEGIN_NAMESPACE
54
55using namespace QPatternist;
56
57Item PositionFN::evaluateSingleton(const DynamicContext::Ptr &context) const
58{
59 Q_ASSERT(context);
60 return Integer::fromValue(context->contextPosition());
61}
62
63Item LastFN::evaluateSingleton(const DynamicContext::Ptr &context) const
64{
65 Q_ASSERT(context);
66 return Integer::fromValue(context->contextSize());
67}
68
69Item ImplicitTimezoneFN::evaluateSingleton(const DynamicContext::Ptr &context) const
70{
71 return toItem(context->implicitTimezone());
72}
73
74Item CurrentDateTimeFN::evaluateSingleton(const DynamicContext::Ptr &context) const
75{
76 return toItem(DateTime::fromDateTime(context->currentDateTime()));
77}
78
79Item CurrentDateFN::evaluateSingleton(const DynamicContext::Ptr &context) const
80{
81 return toItem(Date::fromDateTime(context->currentDateTime()));
82}
83
84Item CurrentTimeFN::evaluateSingleton(const DynamicContext::Ptr &context) const
85{
86 return toItem(SchemaTime::fromDateTime(context->currentDateTime()));
87}
88
89Expression::Ptr StaticBaseURIFN::typeCheck(const StaticContext::Ptr &context,
90 const SequenceType::Ptr &reqType)
91{
92 /* Our base URI can never be undefined. */
93 return wrapLiteral(toItem(AnyURI::fromValue(context->baseURI())), context, this)->typeCheck(context, reqType);
94}
95
96Expression::Ptr DefaultCollationFN::typeCheck(const StaticContext::Ptr &context,
97 const SequenceType::Ptr &reqType)
98{
99 return wrapLiteral(AtomicString::fromValue(context->defaultCollation().toString()), context, this)->typeCheck(context, reqType);
100}
101
102QT_END_NAMESPACE
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