1 /****************************************************************************
3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
15 ** General Public License version 2.1 requirements will be met:
16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
25 ** and appearing in the file LICENSE.GPL included in the packaging of this
26 ** file. Please review the following information to ensure the GNU General
27 ** Public License version 3.0 requirements will be met:
28 ** http://www.gnu.org/copyleft/gpl.html.
31 ** Alternatively, this file may be used in accordance with the terms and
32 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
42 #include "qatomicstring_p.h"
43 #include "qcommonsequencetypes_p.h"
45 #include "qxsltsimplecontentconstructor_p.h"
49 using namespace QPatternist;
51 XSLTSimpleContentConstructor::XSLTSimpleContentConstructor(const Expression::Ptr &source) : SimpleContentConstructor(source)
55 QString XSLTSimpleContentConstructor::processItem(const Item &item,
61 isText = (item.asNode().kind() == QXmlNodeModelIndex::Text);
65 const QString value(item.stringValue());
67 /* "1. Zero-length text nodes in the sequence are discarded." */
68 discard = value.isEmpty();
73 Item::Iterator::Ptr it(item.sequencedTypedValue()); /* Atomic values. */
74 Item next(it->next());
78 result = next.stringValue();
84 result += next.stringValue();
85 result += QLatin1Char(' ');
96 return item.stringValue();
100 Item XSLTSimpleContentConstructor::evaluateSingleton(const DynamicContext::Ptr &context) const
102 const Item::Iterator::Ptr it(m_operand->evaluateSequence(context));
104 Item next(it->next());
107 bool previousIsText = false;
108 bool discard = false;
112 const QString unit(processItem(next, discard, previousIsText));
124 bool currentIsText = false;
125 const QString unit(processItem(next, discard, currentIsText));
129 /* "Adjacent text nodes in the sequence are merged into a single text
131 if(previousIsText && currentIsText)
134 result += QLatin1Char(' ');
140 previousIsText = currentIsText;
143 return AtomicString::fromValue(result);
146 SequenceType::List XSLTSimpleContentConstructor::expectedOperandTypes() const
148 SequenceType::List result;
149 result.append(CommonSequenceTypes::ZeroOrMoreItems);
153 SequenceType::Ptr XSLTSimpleContentConstructor::staticType() const
155 return CommonSequenceTypes::ZeroOrOneString;