src/xmlpatterns/functions/qsystempropertyfn.cpp
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     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
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    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.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #include "qatomicstring_p.h"
       
    43 #include "qqnameconstructor_p.h"
       
    44 
       
    45 #include "qsystempropertyfn_p.h"
       
    46 
       
    47 QT_BEGIN_NAMESPACE
       
    48 
       
    49 using namespace QPatternist;
       
    50 
       
    51 Item SystemPropertyFN::evaluateSingleton(const DynamicContext::Ptr &context) const
       
    52 {
       
    53     const QString lexQName(m_operands.first()->evaluateSingleton(context).stringValue());
       
    54 
       
    55     const QXmlName name
       
    56         (QNameConstructor::expandQName<DynamicContext::Ptr,
       
    57                                        ReportContext::XTDE1390,
       
    58                                        ReportContext::XTDE1390>(lexQName,
       
    59                                                                 context,
       
    60                                                                 staticNamespaces(), this));
       
    61 
       
    62     return AtomicString::fromValue(retrieveProperty(name));
       
    63 }
       
    64 
       
    65 QString SystemPropertyFN::retrieveProperty(const QXmlName name)
       
    66 {
       
    67     if(name.namespaceURI() != StandardNamespaces::xslt)
       
    68         return QString();
       
    69 
       
    70     switch(name.localName())
       
    71     {
       
    72         case StandardLocalNames::version:
       
    73             /*
       
    74              * The supported XSL-T version.
       
    75              *
       
    76              * @see <a href="http://www.w3.org/TR/xslt20/#system-property">The Note paragraph
       
    77              * at the very end of XSL Transformations (XSLT) Version 2.0,
       
    78              * 16.6.5 system-property</a>
       
    79              */
       
    80             return QString::number(1.20);
       
    81         case StandardLocalNames::vendor:
       
    82             return QLatin1String("Nokia Corporation and/or its subsidiary(-ies), a Nokia Company");
       
    83         case StandardLocalNames::vendor_url:
       
    84             return QLatin1String("http://qt.nokia.com/");
       
    85         case StandardLocalNames::product_name:
       
    86             return QLatin1String("QtXmlPatterns");
       
    87         case StandardLocalNames::product_version:
       
    88             return QLatin1String("0.1");
       
    89         case StandardLocalNames::is_schema_aware:
       
    90         /* Fallthrough. */
       
    91         case StandardLocalNames::supports_backwards_compatibility:
       
    92         /* Fallthrough. */
       
    93         case StandardLocalNames::supports_serialization:
       
    94         /* Fallthrough. */
       
    95             return QLatin1String("no");
       
    96         default:
       
    97             return QString();
       
    98     }
       
    99 }
       
   100 
       
   101 QT_END_NAMESPACE