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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/
#include "qanyuri_p.h"
#include "qboolean_p.h"
#include "qbuiltintypes_p.h"
#include "qcommonvalues_p.h"
#include "qliteral_p.h"
#include "qitem_p.h"
#include "qqnamevalue_p.h"
#include "qatomicstring_p.h"
#include "qaccessorfns_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
Item NodeNameFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item item(m_operands.first()->evaluateSingleton(context));
if(item)
{
const QXmlName name(item.asNode().name());
if(name.isNull())
return Item();
else
return toItem(QNameValue::fromValue(context->namePool(), name));
}
else
return Item();
}
Item NilledFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item item(m_operands.first()->evaluateSingleton(context));
if(item && item.asNode().kind() == QXmlNodeModelIndex::Element)
{
/* We have no access to the PSVI -- always return false. */
return CommonValues::BooleanFalse;
}
else
return Item();
}
Item StringFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item item(m_operands.first()->evaluateSingleton(context));
if(item)
return AtomicString::fromValue(item.stringValue());
else
return CommonValues::EmptyString;
}
Expression::Ptr StringFN::typeCheck(const StaticContext::Ptr &context,
const SequenceType::Ptr &reqType)
{
const Expression::Ptr me(FunctionCall::typeCheck(context, reqType));
if(me != this)
return me;
if(BuiltinTypes::xsString->xdtTypeMatches(m_operands.first()->staticType()->itemType()))
return m_operands.first(); /* No need for string(), it's already a string. */
else
return me;
}
Item BaseURIFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item node(m_operands.first()->evaluateSingleton(context));
if(node)
{
const QUrl base(node.asNode().baseUri());
if(base.isEmpty())
return Item();
else if(base.isValid())
{
Q_ASSERT_X(!base.isRelative(), Q_FUNC_INFO,
"The base URI must be absolute.");
return toItem(AnyURI::fromValue(base));
}
else
return Item();
}
else
return Item();
}
Item DocumentURIFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item node(m_operands.first()->evaluateSingleton(context));
if(node)
{
const QUrl documentURI(node.asNode().documentUri());
if(documentURI.isValid())
{
if(documentURI.isEmpty())
return Item();
else
{
Q_ASSERT_X(!documentURI.isRelative(), Q_FUNC_INFO,
"The document URI must be absolute.");
return toItem(AnyURI::fromValue(documentURI));
}
}
else
return Item();
}
else
return Item();
}
QT_END_NAMESPACE
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