void GenericNamespaceResolver::addBinding(const QXmlName nb)
{
    if(nb.namespaceURI() == StandardNamespaces::UndeclarePrefix)
        m_bindings.remove(nb.prefix());
    else
        m_bindings.insert(nb.prefix(), nb.namespaceURI());
}
void tst_QXmlSchemaValidator::resetSchemaNamePool() const
{
    QXmlSchema schema1;
    QXmlNamePool np1 = schema1.namePool();

    const QXmlName name1(np1, QLatin1String("localName"),
                              QLatin1String("http://example.com/"),
                              QLatin1String("prefix"));

    QXmlSchemaValidator validator(schema1);

    {
        QXmlNamePool compNamePool(validator.namePool());
        QCOMPARE(name1.namespaceUri(compNamePool), QString::fromLatin1("http://example.com/"));
        QCOMPARE(name1.localName(compNamePool), QString::fromLatin1("localName"));
        QCOMPARE(name1.prefix(compNamePool), QString::fromLatin1("prefix"));
    }

    QXmlSchema schema2;
    QXmlNamePool np2 = schema2.namePool();

    const QXmlName name2(np2, QLatin1String("remoteName"),
                              QLatin1String("http://example.com/"),
                              QLatin1String("suffix"));

    // make sure that after re-setting the schema, the new namepool is used
    validator.setSchema(schema2);

    {
        QXmlNamePool compNamePool(validator.namePool());
        QCOMPARE(name2.namespaceUri(compNamePool), QString::fromLatin1("http://example.com/"));
        QCOMPARE(name2.localName(compNamePool), QString::fromLatin1("remoteName"));
        QCOMPARE(name2.prefix(compNamePool), QString::fromLatin1("suffix"));
    }
}
Exemplo n.º 3
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void AccelTreeBuilder<FromDocument>::namespaceBinding(const QXmlName &nb)
{
    /* Note, because attribute() sometimes generate namespaceBinding() calls, this function
     * can be called after attributes, in contrast to what the class documentation says. This is ok,
     * as long as we're not dealing with public API. */

    /* If we've received attributes, it means the element's size have changed and m_preNumber have advanced,
     * so "reverse back" to the actual element. */
    const AccelTree::PreNumber pn = m_preNumber - m_size.top();

    QVector<QXmlName> &nss = m_document->namespaces[pn];

    /* "xml" hasn't been declared for each node, AccelTree::namespaceBindings() adds it, so avoid it
     * such that we don't get duplicates. */
    if(nb.prefix() == StandardPrefixes::xml)
        return;

    /* If we already have the binding, skip it. */
    const int len = nss.count();
    for(int i = 0; i < len; ++i)
    {
        if(nss.at(i).prefix() == nb.prefix())
            return;
    }

    nss.append(nb);
}
Exemplo n.º 4
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void ComputedNamespaceConstructor::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const
{
    const Item prefixItem(m_operand1->evaluateSingleton(context));
    const QString prefix(prefixItem ? prefixItem.stringValue() : QString());

    const Item namespaceItem(m_operand2->evaluateSingleton(context));
    const QString namespaceURI(namespaceItem ? namespaceItem.stringValue() : QString());

    if(namespaceURI.isEmpty())
    {
        context->error(QtXmlPatterns::tr("In a namespace constructor, the value for a namespace cannot be an empty string."),
                       ReportContext::XTDE0930,
                       this);
    }

    /* One optimization could be to store a pointer to
     * the name pool as a member in order to avoid the virtual call(s). */
    const NamePool::Ptr np(context->namePool());

    if(!prefix.isEmpty() && !QXmlUtils::isNCName(prefix))
    {
        context->error(QtXmlPatterns::tr("The prefix must be a valid %1, which %2 is not.")
                                        .arg(formatType(np, BuiltinTypes::xsNCName),
                                             formatKeyword(prefix)),
                       ReportContext::XTDE0920,
                       this);
    }
    const QXmlName binding(np->allocateBinding(prefix, namespaceURI));

    AnyURI::toQUrl<ReportContext::XTDE0905, DynamicContext::Ptr>(namespaceURI,
                                                                 context,
                                                                 this);

    if(binding.prefix() == StandardPrefixes::xmlns)
    {
        context->error(QtXmlPatterns::tr("The prefix %1 cannot be bound.")
                                        .arg(formatKeyword(prefix)),
                       ReportContext::XTDE0920,
                       this);
    }

    if((binding.prefix() == StandardPrefixes::xml && binding.namespaceURI() != StandardNamespaces::xml)
       ||
       (binding.prefix() != StandardPrefixes::xml && binding.namespaceURI() == StandardNamespaces::xml))
    {
        context->error(QtXmlPatterns::tr("Only the prefix %1 can be bound to %2 and vice versa.")
                                        .arg(formatKeyword(prefix), formatKeyword(namespaceURI)),
                       ReportContext::XTDE0925,
                       this);
    }

     context->outputReceiver()->namespaceBinding(binding);
}
Exemplo n.º 5
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/*!
  Check that functions have the correct const qualification.
 */
void tst_QXmlName::constCorrectness() const
{
    const QXmlName name;

    /* isNull() */
    QVERIFY(name.isNull());

    /* operator==() */
    QVERIFY(name == name);

    /* operator!=() */
    QVERIFY(!(name != name));

    QXmlNamePool namePool;
    const QXmlName name2(namePool, QLatin1String("localName"), QLatin1String("http://example.com/"), QLatin1String("prefix"));

    /* namespaceUri(). */
    QCOMPARE(name2.namespaceUri(namePool), QLatin1String("http://example.com/"));

    /* localName(). */
    QCOMPARE(name2.localName(namePool), QLatin1String("localName"));

    /* prefix(). */
    QCOMPARE(name2.prefix(namePool), QLatin1String("prefix"));

    /* toClarkname(). */
    QCOMPARE(name2.toClarkName(namePool), QLatin1String("{http://example.com/}prefix:localName"));
}
Exemplo n.º 6
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/*!
  \reimp
 */
void QXmlSerializer::attribute(const QXmlName &name,
                               const QStringRef &value)
{
    Q_D(QXmlSerializer);
    Q_ASSERT(!name.isNull());

    /* Ensure that the namespace URI used in the name gets outputted. */
    {
        /* Since attributes doesn't pick up the default namespace, a
         * namespace declaration would cause trouble if we output it. */
        if(name.prefix() != StandardPrefixes::empty)
            namespaceBinding(name);
    }

    if(atDocumentRoot())
    {
        Q_UNUSED(d);
        d->query.d->staticContext()->error(QtXmlPatterns::tr(
           "Attribute %1 can't be serialized because it appears at "
           "the top level.").arg(formatKeyword(d->np, name)),
                                           ReportContext::SENR0001,
                                           d->query.d->expression().data());
    }
    else
    {
        d->write(' ');
        write(name);
        write("=\"");
        writeEscapedAttribute(value.toString());
        d->write('"');
    }
}
Exemplo n.º 7
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void AccelTreeBuilder<FromDocument>::startElement(const QXmlName &name, qint64 line, qint64 column)
{
    startStructure();

    AccelTree::BasicNodeData data(currentDepth(), currentParent(), QXmlNodeModelIndex::Element, -1, name);
    m_document->basicData.append(data);
    if (m_features & SourceLocationsFeature)
        m_document->sourcePositions.insert(m_document->maximumPreNumber(), qMakePair(line, column));

    ++m_preNumber;
    m_ancestors.push(m_preNumber);

    ++m_size.top();
    m_size.push(0);

    /* With node constructors, we can receive names for which we have no namespace
     * constructors, such as in the query '<xs:space/>'. Since the 'xs' prefix has no
     * NamespaceConstructor in this case, we synthesize the namespace.
     *
     * In case we're constructing from an XML document we avoid the call because
     * although it's redundant, it's on extra virtual call for each element. */
    if(!FromDocument)
        namespaceBinding(QXmlName(name.namespaceURI(), 0, name.prefix()));

    m_isPreviousAtomic = false;
}
Exemplo n.º 8
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/*!
  \internal
 */
bool QXmlSerializer::isBindingInScope(const QXmlName nb) const
{
    Q_D(const QXmlSerializer);
    const int levelLen = d->namespaces.size();

    if(nb.prefix() == StandardPrefixes::empty)
    {
        for(int lvl = levelLen - 1; lvl >= 0; --lvl)
        {
            const QVector<QXmlName> &scope = d->namespaces.at(lvl);
            const int vectorLen = scope.size();

            for(int s = vectorLen - 1; s >= 0; --s)
            {
                const QXmlName &nsb = scope.at(s);

                if(nsb.prefix() == StandardPrefixes::empty)
                    return nsb.namespaceURI() == nb.namespaceURI();
            }
        }
    }
    else
    {
        for(int lvl = 0; lvl < levelLen; ++lvl)
        {
            const QVector<QXmlName> &scope = d->namespaces.at(lvl);
            const int vectorLen = scope.size();

            for(int s = 0; s < vectorLen; ++s)
            {
                const QXmlName &n = scope.at(s);
                if (n.prefix() == nb.prefix() &&
                    n.namespaceURI() == nb.namespaceURI())
                    return true;
            }
        }
    }

    return false;
}
Exemplo n.º 9
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/*!
 \reimp
 */
void QXmlSerializer::namespaceBinding(const QXmlName &nb)
{
    /*
     * Writes out \a nb.
     *
     * Namespace bindings aren't looked up in a cache, because
     * we typically receive very few.
     */

    Q_D(QXmlSerializer);
    Q_ASSERT_X(!nb.isNull(), Q_FUNC_INFO,
               "It makes no sense to pass a null QXmlName.");

    Q_ASSERT_X((nb.namespaceURI() != StandardNamespaces::empty) ||
               (nb.prefix() == StandardPrefixes::empty),
               Q_FUNC_INFO,
               "Undeclarations of prefixes aren't allowed in XML 1.0 "
               "and aren't supposed to be received.");

    if(nb.namespaceURI() == QPatternist::StandardNamespaces::StopNamespaceInheritance)
        return;

    if(isBindingInScope(nb))
        return;

    d->namespaces.top().append(nb);

    if(nb.prefix() == StandardPrefixes::empty)
        write(" xmlns");
    else
    {
        write(" xmlns:");
        write(d->np->stringForPrefix(nb.prefix()));
    }

    write("=\"");
    writeEscapedAttribute(d->np->stringForNamespace(nb.namespaceURI()));
    d->write('"');
}
void tst_QSimpleXmlNodeModel::namePool() const
{
    /* Check that the name pool we pass in, is what actually is returned. */
    QXmlNamePool np;
    const QXmlName name(np, QLatin1String("localName"),
                        QLatin1String("http://example.com/XYZ"),
                        QLatin1String("prefix432"));
    TestSimpleNodeModel model(np);
    const QXmlNamePool np2(model.namePool());

    /* If it's a bug, this will more or less crash. */
    QCOMPARE(name.namespaceUri(np2), QString::fromLatin1("http://example.com/XYZ"));
    QCOMPARE(name.localName(np2), QString::fromLatin1("localName"));
    QCOMPARE(name.prefix(np2), QString::fromLatin1("prefix432"));
}
Exemplo n.º 11
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void tst_QXmlSchema::constructorQXmlNamePool() const
{
    QXmlSchema schema;

    QXmlNamePool np = schema.namePool();

    const QXmlName name(np, QLatin1String("localName"),
                            QLatin1String("http://example.com/"),
                            QLatin1String("prefix"));

    QXmlNamePool np2(schema.namePool());
    QCOMPARE(name.namespaceUri(np2), QString::fromLatin1("http://example.com/"));
    QCOMPARE(name.localName(np2), QString::fromLatin1("localName"));
    QCOMPARE(name.prefix(np2), QString::fromLatin1("prefix"));

    // make sure namePool() is const
    const QXmlSchema constSchema;
    np = constSchema.namePool();
}
Exemplo n.º 12
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QString NamePool::toClarkName(const QXmlName &name) const
{
    if(name.isNull())
        return QLatin1String("QXmlName(null)");
    else
    {
        if(name.hasNamespace())
        {
            const QString ns(stringForNamespace(name.namespaceURI()));
            const QString p(stringForPrefix(name.prefix()));
            const QString l(stringForLocalName(name.localName()));

            return   QChar::fromLatin1('{')
                   + ns
                   + QChar::fromLatin1('}')
                   + (p.isEmpty() ? l : p + QChar::fromLatin1(':') + l);
        }
        else
            return stringForLocalName(name.localName());
    }
}
void tst_QXmlSchemaValidator::constructorQXmlNamePool() const
{
    // test that the name pool from the schema is used by
    // the schema validator as well
    QXmlSchema schema;

    QXmlNamePool np = schema.namePool();

    const QXmlName name(np, QLatin1String("localName"),
                            QLatin1String("http://example.com/"),
                            QLatin1String("prefix"));

    QXmlSchemaValidator validator(schema);

    QXmlNamePool np2(validator.namePool());
    QCOMPARE(name.namespaceUri(np2), QString::fromLatin1("http://example.com/"));
    QCOMPARE(name.localName(np2), QString::fromLatin1("localName"));
    QCOMPARE(name.prefix(np2), QString::fromLatin1("prefix"));

    // make sure namePool() is const
    const QXmlSchemaValidator constValidator(schema);
    np = constValidator.namePool();
}
Exemplo n.º 14
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void AccelTreeBuilder<FromDocument>::attribute(const QXmlName &name, const QStringRef &value)
{
    /* Attributes adds a namespace binding, so lets synthesize one.
     *
     * We optimize by checking whether we have a namespace for which a binding would
     * be generated. Happens relatively rarely. */
    if(name.hasPrefix())
        namespaceBinding(QXmlName(name.namespaceURI(), 0, name.prefix()));

    m_document->basicData.append(AccelTree::BasicNodeData(currentDepth(), currentParent(), QXmlNodeModelIndex::Attribute, 0, name));
    ++m_preNumber;
    ++m_size.top();

    m_isPreviousAtomic = false;

    if(name.namespaceURI() == StandardNamespaces::xml && name.localName() == StandardLocalNames::id)
    {
        const QString normalized(value.toString().simplified());

        if(QXmlUtils::isNCName(normalized))
        {
            const QXmlName::LocalNameCode id = m_namePool->allocateLocalName(normalized);

            const int oldSize = m_document->m_IDs.count();
            m_document->m_IDs.insert(id, currentParent());
            /* We don't run the value through m_attributeCompress here, because
             * the likelyhood of it deing identical to another attribute is
             * very small. */
            m_document->data.insert(m_preNumber, normalized);

            /**
             * In the case that we're called for doc-available(), m_context is
             * null, and we need to flag somehow that we failed to load this
             * document.
             */
            if(oldSize == m_document->m_IDs.count() && m_context) // TODO
            {
                Q_ASSERT(m_context);
                m_context->error(QtXmlPatterns::tr("An %1-attribute with value %2 has already been declared.")
                                                   .arg(formatKeyword("xml:id"),
                                                        formatData(normalized)),
                                 FromDocument ? ReportContext::FODC0002 : ReportContext::XQDY0091,
                                 this);
            }
        }
        else if(m_context) // TODO
        {
            Q_ASSERT(m_context);

            /* If we're building from an XML Document(e.g, we're fed from QXmlStreamReader, we raise FODC0002,
             * otherwise XQDY0091. */
            m_context->error(QtXmlPatterns::tr("An %1-attribute must have a "
                                               "valid %2 as value, which %3 isn't.").arg(formatKeyword("xml:id"),
                                                                                         formatType(m_namePool, BuiltinTypes::xsNCName),
                                                                                         formatData(value.toString())),
                             FromDocument ? ReportContext::FODC0002 : ReportContext::XQDY0091,
                             this);
        }
    }
    else
        m_document->data.insert(m_preNumber, *m_attributeCompress.insert(value.toString()));
}
Exemplo n.º 15
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void AccelTree::copyNodeTo(const QXmlNodeModelIndex &node,
                           QAbstractXmlReceiver *const receiver,
                           const NodeCopySettings &settings) const
{
    /* This code piece can be seen as a customized version of
     * QAbstractXmlReceiver::item/sendAsNode(). */
    Q_ASSERT(receiver);
    Q_ASSERT(!node.isNull());

    typedef QHash<QXmlName::PrefixCode, QXmlName::NamespaceCode> Binding;
    QStack<Binding> outputted;

    switch(node.kind())
    {
        case QXmlNodeModelIndex::Element:
        {
            outputted.push(Binding());

            /* Add the namespace for our element name. */
            const QXmlName elementName(node.name());

            receiver->startElement(elementName);

            if(!settings.testFlag(InheritNamespaces))
                receiver->namespaceBinding(QXmlName(StandardNamespaces::StopNamespaceInheritance, 0,
                                                    StandardPrefixes::StopNamespaceInheritance));

            if(settings.testFlag(PreserveNamespaces))
                node.sendNamespaces(receiver);
            else
            {
                /* Find the namespaces that we actually use and add them to outputted. These are drawn
                 * from the element name, and the node's attributes. */
                outputted.top().insert(elementName.prefix(), elementName.namespaceURI());

                const QXmlNodeModelIndex::Iterator::Ptr attributes(iterate(node, QXmlNodeModelIndex::AxisAttribute));
                QXmlNodeModelIndex attr(attributes->next());

                while(!attr.isNull())
                {
                    const QXmlName &attrName = attr.name();
                    outputted.top().insert(attrName.prefix(), attrName.namespaceURI());
                    attr = attributes->next();
                }

                Binding::const_iterator it(outputted.top().constBegin());
                const Binding::const_iterator end(outputted.top().constEnd());

                for(; it != end; ++it)
                    receiver->namespaceBinding(QXmlName(it.value(), 0, it.key()));
            }

            /* Send the attributes of the element. */
            {
                QXmlNodeModelIndex::Iterator::Ptr attributes(node.iterate(QXmlNodeModelIndex::AxisAttribute));
                QXmlNodeModelIndex attribute(attributes->next());

                while(!attribute.isNull())
                {
                    const QString &v = attribute.stringValue();
                    receiver->attribute(attribute.name(), QStringRef(&v));
                    attribute = attributes->next();
                }
            }

            /* Send the children of the element. */
            copyChildren(node, receiver, settings);

            receiver->endElement();
            outputted.pop();
            break;
        }
        case QXmlNodeModelIndex::Document:
        {
            /* We need to intercept and grab the elements of the document node, such
             * that we preserve/inherit preference applies to them. */
            receiver->startDocument();
            copyChildren(node, receiver, settings);
            receiver->endDocument();
            break;
        }
        default:
            receiver->item(node);
    }

}