/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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

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** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

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

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

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

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****************************************************************************/

#include "qpatternistlocale_p.h"

#include "qoutputvalidator_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

OutputValidator::OutputValidator(QAbstractXmlReceiver *const receiver,

                                 const DynamicContext::Ptr &context,

                                 const SourceLocationReflection *const r,

                                 const bool isXSLT) : DelegatingSourceLocationReflection(r)

                                                    , m_hasReceivedChildren(false)

                                                    , m_receiver(receiver)

                                                    , m_context(context)

                                                    , m_isXSLT(isXSLT)

{

    Q_ASSERT(receiver);

    Q_ASSERT(context);

}

void OutputValidator::namespaceBinding(const QXmlName &nb)

{

    m_receiver->namespaceBinding(nb);

}

void OutputValidator::startElement(const QXmlName &name)

{

    m_hasReceivedChildren = false;

    m_receiver->startElement(name);

    m_attributes.clear();

}

void OutputValidator::endElement()

{

    m_hasReceivedChildren = true;

    m_receiver->endElement();

}

void OutputValidator::attribute(const QXmlName &name,

                                const QStringRef &value)

{

    if(m_hasReceivedChildren)

    {

        m_context->error(QtXmlPatterns::tr("It's not possible to add attributes after any other kind of node."),

                         m_isXSLT ? ReportContext::XTDE0410 : ReportContext::XQTY0024, this);

    }

    else

    {

        if(!m_isXSLT && m_attributes.contains(name))

        {

            m_context->error(QtXmlPatterns::tr("An attribute by name %1 has already been created.").arg(formatKeyword(m_context->namePool(), name)),

                                ReportContext::XQDY0025, this);

        }

        else

        {

            m_attributes.insert(name);

            m_receiver->attribute(name, value);

        }

    }

}

void OutputValidator::comment(const QString &value)

{

    m_hasReceivedChildren = true;

    m_receiver->comment(value);

}

void OutputValidator::characters(const QStringRef &value)

{

    m_hasReceivedChildren = true;

    m_receiver->characters(value);

}

void OutputValidator::processingInstruction(const QXmlName &name,

                                            const QString &value)

{

    m_hasReceivedChildren = true;

    m_receiver->processingInstruction(name, value);

}

void OutputValidator::item(const Item &outputItem)

{

    /* We can't send outputItem directly to m_receiver since its item() function

     * won't dispatch to this OutputValidator, but to itself. We're not sub-classing here,

     * we're delegating. */

    if(outputItem.isNode())

        sendAsNode(outputItem);

    else

    {

        m_hasReceivedChildren = true;

        m_receiver->item(outputItem);

    }

}

void OutputValidator::startDocument()

{

    m_receiver->startDocument();

}

void OutputValidator::endDocument()

{

    m_receiver->endDocument();

}

void OutputValidator::atomicValue(const QVariant &value)

{

    Q_UNUSED(value);

    // TODO

}

void OutputValidator::endOfSequence()

{

}

void OutputValidator::startOfSequence()

{

}

QT_END_NAMESPACE