[2] | 1 | /****************************************************************************
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| 2 | **
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[846] | 3 | ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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[561] | 4 | ** All rights reserved.
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| 5 | ** Contact: Nokia Corporation ([email protected])
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[2] | 6 | **
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| 7 | ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
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| 8 | **
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| 9 | ** $QT_BEGIN_LICENSE:LGPL$
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| 10 | ** Commercial Usage
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| 11 | ** Licensees holding valid Qt Commercial licenses may use this file in
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| 12 | ** accordance with the Qt Commercial License Agreement provided with the
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| 13 | ** Software or, alternatively, in accordance with the terms contained in
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| 14 | ** a written agreement between you and Nokia.
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| 15 | **
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| 16 | ** GNU Lesser General Public License Usage
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| 17 | ** Alternatively, this file may be used under the terms of the GNU Lesser
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| 18 | ** General Public License version 2.1 as published by the Free Software
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| 19 | ** Foundation and appearing in the file LICENSE.LGPL included in the
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| 20 | ** packaging of this file. Please review the following information to
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| 21 | ** ensure the GNU Lesser General Public License version 2.1 requirements
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| 22 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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| 23 | **
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[561] | 24 | ** In addition, as a special exception, Nokia gives you certain additional
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| 25 | ** rights. These rights are described in the Nokia Qt LGPL Exception
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| 26 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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[2] | 27 | **
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| 28 | ** GNU General Public License Usage
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| 29 | ** Alternatively, this file may be used under the terms of the GNU
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| 30 | ** General Public License version 3.0 as published by the Free Software
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| 31 | ** Foundation and appearing in the file LICENSE.GPL included in the
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| 32 | ** packaging of this file. Please review the following information to
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| 33 | ** ensure the GNU General Public License version 3.0 requirements will be
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| 34 | ** met: http://www.gnu.org/copyleft/gpl.html.
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| 35 | **
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[561] | 36 | ** If you have questions regarding the use of this file, please contact
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| 37 | ** Nokia at [email protected].
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[2] | 38 | ** $QT_END_LICENSE$
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| 39 | **
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| 40 | ****************************************************************************/
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| 41 |
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| 42 | #include "qcommonvalues_p.h"
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| 43 | #include "qpatternistlocale_p.h"
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| 44 | #include "qschemanumeric_p.h"
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| 45 | #include "qatomicstring_p.h"
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| 46 | #include "qtocodepointsiterator_p.h"
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| 47 |
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| 48 | #include "qassemblestringfns_p.h"
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| 49 |
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| 50 | QT_BEGIN_NAMESPACE
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| 51 |
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| 52 | using namespace QPatternist;
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| 53 |
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| 54 | /*
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| 55 | * Determines whether @p cp is a valid XML 1.0 character.
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| 56 | *
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| 57 | * @see <a href="http://www.w3.org/TR/REC-xml/#charsets">Extensible Markup
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| 58 | * Language (XML) 1.0 (Third Edition)2.2 Characters</a>
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| 59 | */
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| 60 | static inline bool isValidXML10Char(const qint32 cp)
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| 61 | {
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| 62 | /* [2] Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] |
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| 63 | * [#xE000-#xFFFD] | [#x10000-#x10FFFF]
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| 64 | */
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| 65 | return (cp == 0x9 ||
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| 66 | cp == 0xA ||
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| 67 | cp == 0xD ||
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| 68 | (0x20 <= cp && cp <= 0xD7FF) ||
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| 69 | (0xE000 <= cp && cp <= 0xFFFD) ||
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| 70 | (0x10000 <= cp && cp <= 0x10FFFF));
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| 71 | }
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| 72 |
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| 73 | Item CodepointsToStringFN::evaluateSingleton(const DynamicContext::Ptr &context) const
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| 74 | {
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| 75 | const Item::Iterator::Ptr it(m_operands.first()->evaluateSequence(context));
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| 76 |
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| 77 | if(!it)
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| 78 | return CommonValues::EmptyString;
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| 79 |
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| 80 | QString retval;
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| 81 | Item item(it->next());
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| 82 | while(item)
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| 83 | {
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| 84 | const qint32 cp = static_cast<qint32>(item.as<Numeric>()->toInteger());
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| 85 |
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| 86 | if(!isValidXML10Char(cp))
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| 87 | {
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| 88 | context->error(QtXmlPatterns::tr("%1 is not a valid XML 1.0 character.")
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| 89 | .arg(formatData(QLatin1String("0x") +
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| 90 | QString::number(cp, 16))),
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| 91 | ReportContext::FOCH0001, this);
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| 92 |
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| 93 | return CommonValues::EmptyString;
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| 94 | }
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| 95 | retval.append(QChar(cp));
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| 96 | item = it->next();
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| 97 | }
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| 98 |
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| 99 | return AtomicString::fromValue(retval);
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| 100 | }
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| 101 |
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| 102 | Item::Iterator::Ptr StringToCodepointsFN::evaluateSequence(const DynamicContext::Ptr &context) const
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| 103 | {
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| 104 | const Item item(m_operands.first()->evaluateSingleton(context));
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| 105 | if(!item)
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| 106 | return CommonValues::emptyIterator;
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| 107 |
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| 108 | const QString str(item.stringValue());
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| 109 | if(str.isEmpty())
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| 110 | return CommonValues::emptyIterator;
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| 111 | else
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| 112 | return Item::Iterator::Ptr(new ToCodepointsIterator(str));
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| 113 | }
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| 114 |
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| 115 | QT_END_NAMESPACE
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