| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
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| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** packaging of this file. Please review the following information to |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
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| ** $QT_END_LICENSE$ |
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| ****************************************************************************/ |
| |
| #include <QUrl> |
| |
| #include "qcommonsequencetypes_p.h" |
| #include "qnodebuilder_p.h" |
| |
| #include "qtextnodeconstructor_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| using namespace QPatternist; |
| |
| TextNodeConstructor::TextNodeConstructor(const Expression::Ptr &op) : SingleContainer(op) |
| { |
| } |
| |
| Item TextNodeConstructor::evaluateSingleton(const DynamicContext::Ptr &context) const |
| { |
| const Item chars(m_operand->evaluateSingleton(context)); |
| |
| if(!chars) |
| return Item(); |
| |
| const NodeBuilder::Ptr nodeBuilder(context->nodeBuilder(QUrl())); |
| const QString &v = chars.stringValue(); |
| nodeBuilder->characters(QStringRef(&v)); |
| |
| const QAbstractXmlNodeModel::Ptr nm(nodeBuilder->builtDocument()); |
| context->addNodeModel(nm); |
| |
| return nm->root(QXmlNodeModelIndex()); |
| } |
| |
| void TextNodeConstructor::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const |
| { |
| const Item item(m_operand->evaluateSingleton(context)); |
| |
| QAbstractXmlReceiver *const receiver = context->outputReceiver(); |
| |
| if(item) |
| { |
| const QString &v = item.stringValue(); |
| receiver->characters(QStringRef(&v)); |
| } |
| else |
| receiver->characters(QStringRef()); |
| } |
| |
| SequenceType::Ptr TextNodeConstructor::staticType() const |
| { |
| if(m_operand->staticType()->cardinality().allowsEmpty()) |
| return CommonSequenceTypes::ZeroOrOneTextNode; |
| else |
| return CommonSequenceTypes::ExactlyOneTextNode; |
| } |
| |
| SequenceType::List TextNodeConstructor::expectedOperandTypes() const |
| { |
| SequenceType::List result; |
| result.append(CommonSequenceTypes::ZeroOrOneString); |
| return result; |
| } |
| |
| Expression::Properties TextNodeConstructor::properties() const |
| { |
| return DisableElimination | IsNodeConstructor; |
| } |
| |
| ExpressionVisitorResult::Ptr |
| TextNodeConstructor::accept(const ExpressionVisitor::Ptr &visitor) const |
| { |
| return visitor->visit(this); |
| } |
| |
| QT_END_NAMESPACE |