void HTMLViewSourceDocument::processTagToken(const String& source, HTMLToken& token)
{
m_current = addSpanWithClassName("webkit-html-tag");
AtomicString tagName(token.name().data(), token.name().size());
unsigned index = 0;
HTMLToken::AttributeList::const_iterator iter = token.attributes().begin();
while (index < source.length()) {
if (iter == token.attributes().end()) {
// We want to show the remaining characters in the token.
index = addRange(source, index, source.length(), "");
ASSERT(index == source.length());
break;
}
AtomicString name(iter->m_name.data(), iter->m_name.size());
String value(iter->m_value.data(), iter->m_value.size());
index = addRange(source, index, iter->m_nameRange.m_start - token.startIndex(), "");
index = addRange(source, index, iter->m_nameRange.m_end - token.startIndex(), "webkit-html-attribute-name");
if (tagName == baseTag && name == hrefAttr)
m_current = addBase(value);
index = addRange(source, index, iter->m_valueRange.m_start - token.startIndex(), "");
bool isLink = name == srcAttr || name == hrefAttr;
index = addRange(source, index, iter->m_valueRange.m_end - token.startIndex(), "webkit-html-attribute-value", isLink, tagName == aTag);
++iter;
}
m_current = m_td;
}
CompactHTMLToken::CompactHTMLToken(const HTMLToken& token)
: m_type(token.type())
{
switch (m_type) {
case HTMLTokenTypes::Uninitialized:
ASSERT_NOT_REACHED();
break;
case HTMLTokenTypes::DOCTYPE:
m_data = String(token.name().data(), token.name().size());
m_publicIdentifier = String(token.publicIdentifier().data(), token.publicIdentifier().size());
m_systemIdentifier = String(token.systemIdentifier().data(), token.systemIdentifier().size());
break;
case HTMLTokenTypes::EndOfFile:
break;
case HTMLTokenTypes::StartTag:
m_attributes.reserveInitialCapacity(token.attributes().size());
for (Vector<AttributeBase>::const_iterator it = token.attributes().begin(); it != token.attributes().end(); ++it)
m_attributes.append(CompactAttribute(String(it->m_name.data(), it->m_name.size()), String(it->m_value.data(), it->m_value.size())));
// Fall through!
case HTMLTokenTypes::EndTag:
m_selfClosing = token.selfClosing();
// Fall through!
case HTMLTokenTypes::Comment:
case HTMLTokenTypes::Character:
if (token.isAll8BitData())
m_data = String::make8BitFrom16BitSource(token.data().data(), token.data().size());
else
m_data = String(token.data().data(), token.data().size());
break;
default:
ASSERT_NOT_REACHED();
break;
}
}
explicit PreloadTask(const HTMLToken& token)
: m_tagName(token.name().data(), token.name().size())
, m_linkIsStyleSheet(false)
, m_linkMediaAttributeIsScreen(true)
, m_inputIsImage(false)
{
processAttributes(token.attributes());
}
void HTMLViewSourceDocument::processTagToken(const String& source, HTMLToken& token, SourceAnnotation annotation)
{
maybeAddSpanForAnnotation(annotation);
m_current = addSpanWithClassName("html-tag");
AtomicString tagName(token.name());
unsigned index = 0;
HTMLToken::AttributeList::const_iterator iter = token.attributes().begin();
while (index < source.length()) {
if (iter == token.attributes().end()) {
// We want to show the remaining characters in the token.
index = addRange(source, index, source.length(), emptyAtom);
ASSERT(index == source.length());
break;
}
AtomicString name(iter->name);
AtomicString value(StringImpl::create8BitIfPossible(iter->value));
index = addRange(source, index, iter->nameRange.start - token.startIndex(), emptyAtom);
index = addRange(source, index, iter->nameRange.end - token.startIndex(), "html-attribute-name");
if (tagName == baseTag && name == hrefAttr)
addBase(value);
index = addRange(source, index, iter->valueRange.start - token.startIndex(), emptyAtom);
bool isLink = name == srcAttr || name == hrefAttr;
index = addRange(source, index, iter->valueRange.end - token.startIndex(), "html-attribute-value", isLink, tagName == aTag, value);
++iter;
}
m_current = m_td;
}
void TokenPreloadScanner::scan(const HTMLToken& token, Vector<std::unique_ptr<PreloadRequest>>& requests, Document& document)
{
switch (token.type()) {
case HTMLToken::Character:
if (!m_inStyle)
return;
m_cssScanner.scan(token.characters(), requests);
return;
case HTMLToken::EndTag: {
TagId tagId = tagIdFor(token.name());
#if ENABLE(TEMPLATE_ELEMENT)
if (tagId == TagId::Template) {
if (m_templateCount)
--m_templateCount;
return;
}
#endif
if (tagId == TagId::Style) {
if (m_inStyle)
m_cssScanner.reset();
m_inStyle = false;
} else if (tagId == TagId::Picture && !m_pictureSourceState.isEmpty())
m_pictureSourceState.removeLast();
return;
}
case HTMLToken::StartTag: {
#if ENABLE(TEMPLATE_ELEMENT)
if (m_templateCount)
return;
#endif
TagId tagId = tagIdFor(token.name());
#if ENABLE(TEMPLATE_ELEMENT)
if (tagId == TagId::Template) {
++m_templateCount;
return;
}
#endif
if (tagId == TagId::Style) {
m_inStyle = true;
return;
}
if (tagId == TagId::Base) {
// The first <base> element is the one that wins.
if (!m_predictedBaseElementURL.isEmpty())
return;
updatePredictedBaseURL(token);
return;
}
if (tagId == TagId::Picture) {
m_pictureSourceState.append(false);
return;
}
StartTagScanner scanner(tagId, m_deviceScaleFactor);
scanner.processAttributes(token.attributes(), document, m_pictureSourceState);
if (auto request = scanner.createPreloadRequest(m_predictedBaseElementURL))
requests.append(WTFMove(request));
return;
}
default:
return;
}
}
String XSSAuditor::decodedSnippetForName(const HTMLToken& token)
{
// Grab a fixed number of characters equal to the length of the token's name plus one (to account for the "<").
return fullyDecodeString(m_parser->sourceForToken(token), m_parser->document()->decoder()).substring(0, token.name().size() + 1);
}
static bool hasName(const HTMLToken& token, const QualifiedName& name)
{
return equalIgnoringNullity(token.name(), static_cast<const String&>(name.localName()));
}
static bool hasName(const HTMLToken& token, const QualifiedName& name)
{
return threadSafeMatch(token.name(), name);
}
