Item::Iterator::Ptr AxisStep::evaluateSequence(const DynamicContext::Ptr &context) const
{
    /* If we don't have a focus, it's either a bug or our parent isn't a Path
     * that have advanced the focus iterator. Hence, attempt to advance the focus on our own. */
    if(!context->contextItem())
        context->focusIterator()->next();

    Q_ASSERT(context->contextItem());

    const QXmlNodeModelIndex::Iterator::Ptr source(context->contextItem().asNode().iterate(m_axis));

    return makeItemMappingIterator<Item>(ConstPtr(this), source, context);
}
Beispiel #2
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Item::Iterator::Ptr ApplyTemplate::evaluateSequence(const DynamicContext::Ptr &context) const
{
    const TemplateMode::Ptr templateMode(effectiveMode(context));
    const Template::Ptr &templateMatch = findTemplate(context, templateMode);

    if(templateMatch)
        return templateMatch->body->evaluateSequence(templateMatch->createContext(this, context, false));
    else
    {
        /* None of our templates matched. Proceed with a built-in. */
        const Item current(context->contextItem());
        // TODO it can be an atomic value?
        const QXmlNodeModelIndex::NodeKind kind(current.asNode().kind());

        if(kind == QXmlNodeModelIndex::Element || kind == QXmlNodeModelIndex::Document)
        {
            pDebug() << "No template match, using builtin template for element() | document-node()";

            const Item::Iterator::Ptr focusIterator(makeItemMappingIterator<Item>(ConstPtr(this),
                                                    current.asNode().iterate(QXmlNodeModelIndex::AxisChild),
                                                    context));

            const DynamicContext::Ptr focus(context->createFocus());
            focus->setFocusIterator(focusIterator);
            return makeSequenceMappingIterator<Item>(ConstPtr(this), focusIterator, focus);
        }
        return CommonValues::emptyIterator;
    }
}
Item AxisStep::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    /* If we don't have a focus, it's either a bug or our parent isn't a Path
     * that have advanced the focus iterator. Hence, attempt to advance the focus on our own. */
    if(!context->contextItem())
        context->focusIterator()->next();

    Q_ASSERT(context->contextItem());

    const QXmlNodeModelIndex::Iterator::Ptr it(context->contextItem().asNode().iterate(m_axis));
    QXmlNodeModelIndex next(it->next());

    while(!next.isNull())
    {
        const Item candidate(mapToItem(next, context));

        if(candidate)
            return candidate;
        else
            next = it->next();
    };

    return Item();
}
DynamicContext::Ptr CurrentItemStore::createContext(const DynamicContext::Ptr &old) const
{
    return DynamicContext::Ptr(new CurrentItemContext(old->contextItem(), old));
}
Item ContextItem::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    return context->contextItem();
}
Item ParentNodeAxis::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    return context->contextItem().asNode().iterate(QXmlNodeModelIndex::AxisParent)->next();
}
Item UnparsedEntityURIFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    checkTargetNode(context->contextItem().asNode(), context, ReportContext::XTDE1370);
    return toItem(AnyURI::fromValue(QUrl()));
}
Beispiel #8
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Item UnparsedEntityPublicIDFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    checkTargetNode(context->contextItem().asNode(), context, ReportContext::XTDE1380);
    return AtomicString::fromValue(QString());
}