src/xmlpatterns/functions/qunparsedtextfn.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 "qanyuri_p.h"
       
    43 
       
    44 #include "qunparsedtextfn_p.h"
       
    45 
       
    46 QT_BEGIN_NAMESPACE
       
    47 
       
    48 using namespace QPatternist;
       
    49 
       
    50 Item UnparsedTextFN::evaluateSingleton(const DynamicContext::Ptr &context) const
       
    51 {
       
    52     Q_ASSERT(m_operands.count() == 1 || m_operands.count() == 2);
       
    53     const Item href(m_operands.first()->evaluateSingleton(context));
       
    54     if(!href)
       
    55         return Item();
       
    56 
       
    57     const QUrl mayRela(AnyURI::toQUrl<ReportContext::XTDE1170>(href.stringValue(),
       
    58                                                                context,
       
    59                                                                this));
       
    60 
       
    61     const QUrl uri(context->resolveURI(mayRela, staticBaseURI()));
       
    62 
       
    63     if(uri.hasFragment())
       
    64     {
       
    65         context->error(QtXmlPatterns::tr("The URI cannot have a fragment"),
       
    66                        ReportContext::XTDE1170, this);
       
    67     }
       
    68 
       
    69     QString encoding;
       
    70 
       
    71     if(m_operands.count() == 2)
       
    72     {
       
    73         const Item encodingArg(m_operands.at(1)->evaluateSingleton(context));
       
    74         if(encodingArg)
       
    75             encoding = encodingArg.stringValue();
       
    76     }
       
    77 
       
    78     Q_ASSERT(uri.isValid() && !uri.isRelative());
       
    79     return context->resourceLoader()->openUnparsedText(uri, encoding, context, this);
       
    80 }
       
    81 
       
    82 QT_END_NAMESPACE