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
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21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
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40 ****************************************************************************/
42 #include "qcommonvalues_p.h"
43 #include "qpatternistlocale_p.h"
44 #include "qschemanumeric_p.h"
45 #include "qatomicstring_p.h"
46 #include "qtocodepointsiterator_p.h"
48 #include "qassemblestringfns_p.h"
52 using namespace QPatternist;
55 * Determines whether @p cp is a valid XML 1.0 character.
57 * @see <a href="http://www.w3.org/TR/REC-xml/#charsets">Extensible Markup
58 * Language (XML) 1.0 (Third Edition)2.2 Characters</a>
60 static inline bool isValidXML10Char(const qint32 cp)
62 /* [2] Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] |
63 * [#xE000-#xFFFD] | [#x10000-#x10FFFF]
68 (0x20 <= cp && cp <= 0xD7FF) ||
69 (0xE000 <= cp && cp <= 0xFFFD) ||
70 (0x10000 <= cp && cp <= 0x10FFFF));
73 Item CodepointsToStringFN::evaluateSingleton(const DynamicContext::Ptr &context) const
75 const Item::Iterator::Ptr it(m_operands.first()->evaluateSequence(context));
78 return CommonValues::EmptyString;
81 Item item(it->next());
84 const qint32 cp = static_cast<qint32>(item.as<Numeric>()->toInteger());
86 if(!isValidXML10Char(cp))
88 context->error(QtXmlPatterns::tr("%1 is not a valid XML 1.0 character.")
89 .arg(formatData(QLatin1String("0x") +
90 QString::number(cp, 16))),
91 ReportContext::FOCH0001, this);
93 return CommonValues::EmptyString;
95 retval.append(QChar(cp));
99 return AtomicString::fromValue(retval);
102 Item::Iterator::Ptr StringToCodepointsFN::evaluateSequence(const DynamicContext::Ptr &context) const
104 const Item item(m_operands.first()->evaluateSingleton(context));
106 return CommonValues::emptyIterator;
108 const QString str(item.stringValue());
110 return CommonValues::emptyIterator;
112 return Item::Iterator::Ptr(new ToCodepointsIterator(str));