1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

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    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

    30 **

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    36 **

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #include "qqnameconstructor_p.h"

    43 

    44 #include "qelementavailablefn_p.h"

    45 

    46 QT_BEGIN_NAMESPACE

    47 

    48 using namespace QPatternist;

    49 

    50 ElementAvailableFN::ElementAvailableFN() : m_xsltInstructions(allXSLTInstructions())

    51 {

    52 }

    53 

    54 QSet<QString> ElementAvailableFN::allXSLTInstructions()

    55 {

    56     enum

    57     {

    58         StringSetSize = 27

    59     };

    60 

    61     QSet<QString> retval;

    62     retval.reserve(StringSetSize);

    63 

    64     /* Alphabetically. */

    65     retval.insert(QLatin1String("analyze-string"));

    66     retval.insert(QLatin1String("apply-imports"));

    67     retval.insert(QLatin1String("apply-templates"));

    68     retval.insert(QLatin1String("attribute"));

    69     retval.insert(QLatin1String("attribute-set"));

    70     retval.insert(QLatin1String("call-template"));

    71     retval.insert(QLatin1String("character-map"));

    72     retval.insert(QLatin1String("choose"));

    73     retval.insert(QLatin1String("comment"));

    74     retval.insert(QLatin1String("copy"));

    75     retval.insert(QLatin1String("copy-of"));

    76     retval.insert(QLatin1String("document"));

    77     retval.insert(QLatin1String("element"));

    78     retval.insert(QLatin1String("fallback"));

    79     retval.insert(QLatin1String("for-each"));

    80     retval.insert(QLatin1String("for-each-group"));

    81     retval.insert(QLatin1String("if"));

    82     retval.insert(QLatin1String("message"));

    83     retval.insert(QLatin1String("namespace"));

    84     retval.insert(QLatin1String("next-match"));

    85     retval.insert(QLatin1String("number"));

    86     retval.insert(QLatin1String("perform-sort"));

    87     retval.insert(QLatin1String("processing-instruction"));

    88     retval.insert(QLatin1String("result-document"));

    89     retval.insert(QLatin1String("sequence"));

    90     retval.insert(QLatin1String("text"));

    91     retval.insert(QLatin1String("variable"));

    92 

    93     Q_ASSERT(retval.count() == StringSetSize);

    94     return retval;

    95 }

    96 

    97 bool ElementAvailableFN::evaluateEBV(const DynamicContext::Ptr &context) const

    98 {

    99     const Item arg(m_operands.first()->evaluateSingleton(context));

   100     const QString stringName(arg.stringValue());

   101 

   102     const QXmlName elementName(QNameConstructor::expandQName<DynamicContext::Ptr,

   103                                                              ReportContext::XTDE1440,

   104                                                              ReportContext::XTDE1440>(stringName,

   105                                                                                       context,

   106                                                                                       staticNamespaces(),

   107                                                                                       this,

   108                                                                                       false));

   109 

   110     if(elementName.namespaceURI() != StandardNamespaces::xslt)

   111         return false;

   112 

   113     QString prefix;

   114     QString localName;

   115     XPathHelper::splitQName(stringName, prefix, localName);

   116 

   117     return m_xsltInstructions.contains(localName);

   118 }

   119 

   120 QT_END_NAMESPACE