Esempio n. 1
0
bool HTMLTreeBuilderSimulator::simulate(const CompactHTMLToken& token, HTMLTokenizer* tokenizer)
{
    if (token.type() == HTMLToken::StartTag) {
        const HTMLIdentifier& tagName = token.data();
        if (threadSafeMatch(tagName, SVGNames::svgTag))
            m_namespaceStack.append(SVG);
        if (threadSafeMatch(tagName, MathMLNames::mathTag))
            m_namespaceStack.append(MathML);
        if (inForeignContent() && tokenExitsForeignContent(token))
            m_namespaceStack.removeLast();
        if ((m_namespaceStack.last() == SVG && tokenExitsSVG(token))
            || (m_namespaceStack.last() == MathML && tokenExitsMath(token)))
            m_namespaceStack.append(HTML);
        if (!inForeignContent()) {
            // FIXME: This is just a copy of Tokenizer::updateStateFor which uses threadSafeMatches.
            if (threadSafeHTMLNamesMatch(tagName, textareaTag) || threadSafeHTMLNamesMatch(tagName, titleTag))
                tokenizer->setState(HTMLTokenizer::RCDATAState);
            else if (threadSafeHTMLNamesMatch(tagName, plaintextTag))
                tokenizer->setState(HTMLTokenizer::PLAINTEXTState);
            else if (threadSafeHTMLNamesMatch(tagName, scriptTag))
                tokenizer->setState(HTMLTokenizer::ScriptDataState);
            else if (threadSafeHTMLNamesMatch(tagName, styleTag)
                || threadSafeHTMLNamesMatch(tagName, iframeTag)
                || threadSafeHTMLNamesMatch(tagName, xmpTag)
                || (threadSafeHTMLNamesMatch(tagName, noembedTag) && m_options.pluginsEnabled)
                || threadSafeHTMLNamesMatch(tagName, noframesTag)
                || (threadSafeHTMLNamesMatch(tagName, noscriptTag) && m_options.scriptEnabled))
                tokenizer->setState(HTMLTokenizer::RAWTEXTState);
        }
    }

    if (token.type() == HTMLToken::EndTag) {
        const HTMLIdentifier& tagName = token.data();
        if ((m_namespaceStack.last() == SVG && threadSafeMatch(tagName, SVGNames::svgTag))
            || (m_namespaceStack.last() == MathML && threadSafeMatch(tagName, MathMLNames::mathTag))
            || (m_namespaceStack.contains(SVG) && m_namespaceStack.last() == HTML && tokenExitsSVG(token))
            || (m_namespaceStack.contains(MathML) && m_namespaceStack.last() == HTML && tokenExitsMath(token)))
            m_namespaceStack.removeLast();
        if (threadSafeHTMLNamesMatch(tagName, scriptTag)) {
            if (!inForeignContent())
                tokenizer->setState(HTMLTokenizer::DataState);
            return false;
        }
    }

    // FIXME: Also setForceNullCharacterReplacement when in text mode.
    tokenizer->setForceNullCharacterReplacement(inForeignContent());
    tokenizer->setShouldAllowCDATA(inForeignContent());
    return true;
}
Esempio n. 2
0
bool BackgroundHTMLParser::simulateTreeBuilder(const CompactHTMLToken& token)
{
    if (token.type() == HTMLTokenTypes::StartTag) {
        const String& tagName = token.data();
        if (threadSafeMatch(tagName, SVGNames::svgTag)
            || threadSafeMatch(tagName, MathMLNames::mathTag))
            m_inForeignContent = true;

        // FIXME: This is just a copy of Tokenizer::updateStateFor which uses threadSafeMatches.
        if (threadSafeMatch(tagName, textareaTag) || threadSafeMatch(tagName, titleTag))
            m_tokenizer->setState(HTMLTokenizerState::RCDATAState);
        else if (threadSafeMatch(tagName, plaintextTag))
            m_tokenizer->setState(HTMLTokenizerState::PLAINTEXTState);
        else if (threadSafeMatch(tagName, scriptTag))
            m_tokenizer->setState(HTMLTokenizerState::ScriptDataState);
        else if (threadSafeMatch(tagName, styleTag)
            || threadSafeMatch(tagName, iframeTag)
            || threadSafeMatch(tagName, xmpTag)
            || (threadSafeMatch(tagName, noembedTag) && m_options.pluginsEnabled)
            || threadSafeMatch(tagName, noframesTag)
            || (threadSafeMatch(tagName, noscriptTag) && m_options.scriptEnabled))
            m_tokenizer->setState(HTMLTokenizerState::RAWTEXTState);
    }

    if (token.type() == HTMLTokenTypes::EndTag) {
        const String& tagName = token.data();
        if (threadSafeMatch(tagName, SVGNames::svgTag) || threadSafeMatch(tagName, MathMLNames::mathTag))
            m_inForeignContent = false;
        if (threadSafeMatch(tagName, scriptTag))
            return false;
    }

    // FIXME: Need to set setForceNullCharacterReplacement based on m_inForeignContent as well.
    m_tokenizer->setShouldAllowCDATA(m_inForeignContent);
    return true;
}