src/xmlpatterns/utils/qoutputvalidator.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 "qpatternistlocale_p.h"
       
    43 
       
    44 #include "qoutputvalidator_p.h"
       
    45 
       
    46 QT_BEGIN_NAMESPACE
       
    47 
       
    48 using namespace QPatternist;
       
    49 
       
    50 OutputValidator::OutputValidator(QAbstractXmlReceiver *const receiver,
       
    51                                  const DynamicContext::Ptr &context,
       
    52                                  const SourceLocationReflection *const r,
       
    53                                  const bool isXSLT) : DelegatingSourceLocationReflection(r)
       
    54                                                     , m_hasReceivedChildren(false)
       
    55                                                     , m_receiver(receiver)
       
    56                                                     , m_context(context)
       
    57                                                     , m_isXSLT(isXSLT)
       
    58 {
       
    59     Q_ASSERT(receiver);
       
    60     Q_ASSERT(context);
       
    61 }
       
    62 
       
    63 void OutputValidator::namespaceBinding(const QXmlName &nb)
       
    64 {
       
    65     m_receiver->namespaceBinding(nb);
       
    66 }
       
    67 
       
    68 void OutputValidator::startElement(const QXmlName &name)
       
    69 {
       
    70     m_hasReceivedChildren = false;
       
    71     m_receiver->startElement(name);
       
    72     m_attributes.clear();
       
    73 }
       
    74 
       
    75 void OutputValidator::endElement()
       
    76 {
       
    77     m_hasReceivedChildren = true;
       
    78     m_receiver->endElement();
       
    79 }
       
    80 
       
    81 void OutputValidator::attribute(const QXmlName &name,
       
    82                                 const QStringRef &value)
       
    83 {
       
    84     if(m_hasReceivedChildren)
       
    85     {
       
    86         m_context->error(QtXmlPatterns::tr("It's not possible to add attributes after any other kind of node."),
       
    87                          m_isXSLT ? ReportContext::XTDE0410 : ReportContext::XQTY0024, this);
       
    88     }
       
    89     else
       
    90     {
       
    91         if(!m_isXSLT && m_attributes.contains(name))
       
    92         {
       
    93             m_context->error(QtXmlPatterns::tr("An attribute by name %1 has already been created.").arg(formatKeyword(m_context->namePool(), name)),
       
    94                                 ReportContext::XQDY0025, this);
       
    95         }
       
    96         else
       
    97         {
       
    98             m_attributes.insert(name);
       
    99             m_receiver->attribute(name, value);
       
   100         }
       
   101     }
       
   102 }
       
   103 
       
   104 void OutputValidator::comment(const QString &value)
       
   105 {
       
   106     m_hasReceivedChildren = true;
       
   107     m_receiver->comment(value);
       
   108 }
       
   109 
       
   110 void OutputValidator::characters(const QStringRef &value)
       
   111 {
       
   112     m_hasReceivedChildren = true;
       
   113     m_receiver->characters(value);
       
   114 }
       
   115 
       
   116 void OutputValidator::processingInstruction(const QXmlName &name,
       
   117                                             const QString &value)
       
   118 {
       
   119     m_hasReceivedChildren = true;
       
   120     m_receiver->processingInstruction(name, value);
       
   121 }
       
   122 
       
   123 void OutputValidator::item(const Item &outputItem)
       
   124 {
       
   125     /* We can't send outputItem directly to m_receiver since its item() function
       
   126      * won't dispatch to this OutputValidator, but to itself. We're not sub-classing here,
       
   127      * we're delegating. */
       
   128 
       
   129     if(outputItem.isNode())
       
   130         sendAsNode(outputItem);
       
   131     else
       
   132     {
       
   133         m_hasReceivedChildren = true;
       
   134         m_receiver->item(outputItem);
       
   135     }
       
   136 }
       
   137 
       
   138 void OutputValidator::startDocument()
       
   139 {
       
   140     m_receiver->startDocument();
       
   141 }
       
   142 
       
   143 void OutputValidator::endDocument()
       
   144 {
       
   145     m_receiver->endDocument();
       
   146 }
       
   147 
       
   148 void OutputValidator::atomicValue(const QVariant &value)
       
   149 {
       
   150     Q_UNUSED(value);
       
   151     // TODO
       
   152 }
       
   153 
       
   154 void OutputValidator::endOfSequence()
       
   155 {
       
   156 }
       
   157 
       
   158 void OutputValidator::startOfSequence()
       
   159 {
       
   160 }
       
   161 
       
   162 QT_END_NAMESPACE