コード例 #1
0
ファイル: qunparsedtextfn.cpp プロジェクト: xjohncz/qt5
Item UnparsedTextFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    Q_ASSERT(m_operands.count() == 1 || m_operands.count() == 2);
    const Item href(m_operands.first()->evaluateSingleton(context));
    if(!href)
        return Item();

    const QUrl mayRela(AnyURI::toQUrl<ReportContext::XTDE1170>(href.stringValue(),
                       context,
                       this));

    const QUrl uri(context->resolveURI(mayRela, staticBaseURI()));

    if(uri.hasFragment())
    {
        context->error(QtXmlPatterns::tr("The URI cannot have a fragment"),
                       ReportContext::XTDE1170, this);
    }

    QString encoding;

    if(m_operands.count() == 2)
    {
        const Item encodingArg(m_operands.at(1)->evaluateSingleton(context));
        if(encodingArg)
            encoding = encodingArg.stringValue();
    }

    Q_ASSERT(uri.isValid() && !uri.isRelative());
    return context->resourceLoader()->openUnparsedText(uri, encoding, context, this);
}
コード例 #2
0
bool UnparsedTextAvailableFN::evaluateEBV(const DynamicContext::Ptr &context) const
{
    Q_ASSERT(m_operands.count() == 1 || m_operands.count() == 2);
    const Item href(m_operands.first()->evaluateSingleton(context));
    if(!href)
        return Item();

    bool isValid = false;
    const QUrl mayRela(AnyURI::toQUrl<ReportContext::XTDE1170>(href.stringValue(),
                                                               context,
                                                               this,
                                                               &isValid));

    if(!isValid)
        return false;

    const QUrl uri(context->resolveURI(mayRela, staticBaseURI()));

    /* fn:unparsed-text() will raise an error on this. */
    if(uri.hasFragment())
        return false;

    QString encoding;

    if(m_operands.count() == 2)
    {
        const Item encodingArg(m_operands.at(1)->evaluateSingleton(context));
        if(encodingArg)
            encoding = encodingArg.stringValue();
    }

    Q_ASSERT(uri.isValid() && !uri.isRelative());
    return context->resourceLoader()->isUnparsedTextAvailable(uri, encoding);
}
コード例 #3
0
bool DocAvailableFN::evaluateEBV(const DynamicContext::Ptr &context) const
{
    const Item itemURI(m_operands.first()->evaluateSingleton(context));

    /* 15.5.4 fn:doc reads: "If $uri is the empty sequence, the result is an empty sequence."
     * Hence, we return false for the empty sequence, because this doesn't hold true:
     * "If this function returns true, then calling fn:doc($uri) within
     * the same execution scope must return a document node."(15.5.5 fn:doc-available) */
    if(!itemURI)
        return false;

    /* These two lines are duplicated in DocFN::evaluateSingleton(), as part
     * of a workaround for solaris-cc-64. */
    const QUrl mayRela(AnyURI::toQUrl<ReportContext::FODC0005>(itemURI.stringValue(), context, this));
    const QUrl uri(context->resolveURI(mayRela, staticBaseURI()));

    Q_ASSERT(!uri.isRelative());
    return context->resourceLoader()->isDocumentAvailable(uri);
}
コード例 #4
0
Item DocFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    const Item itemURI(m_operands.first()->evaluateSingleton(context));

    if(!itemURI)
        return Item();

    /* These two lines were previously in a separate function but are now duplicated
     * in DocAvailableFN::evaluateEBV() and DocFN::typeCheck(),
     * as part of a workaround for solaris-cc-64. DocFN::typeCheck() is in qsequencefns.cpp
     * as part of that workaround. */
    const QUrl mayRela(AnyURI::toQUrl<ReportContext::FODC0005>(itemURI.stringValue(), context, this));
    const QUrl uri(context->resolveURI(mayRela, staticBaseURI()));

    Q_ASSERT(uri.isValid());
    Q_ASSERT(!uri.isRelative());

    const Item doc(context->resourceLoader()->openDocument(uri, context));

    return doc;
}