static v8::Handle<v8::Value> contentDocumentAttrGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info) {
INC_STATS("DOM.HTMLIFrameElement.contentDocument._get");
HTMLIFrameElement* imp = V8HTMLIFrameElement::toNative(info.Holder());
if (!V8BindingSecurity::checkNodeSecurity(V8BindingState::Only(), imp->contentDocument())) return v8::Handle<v8::Value>();
return toV8(imp->contentDocument());
}
TEST_F(FrameThrottlingTest, HiddenSameOriginFramesAreNotThrottled)
{
SimRequest mainResource("https://example.com/", "text/html");
SimRequest frameResource("https://example.com/iframe.html", "text/html");
loadURL("https://example.com/");
mainResource.complete("<iframe id=frame src=iframe.html></iframe>");
frameResource.complete("<iframe id=innerFrame></iframe>");
auto* frameElement = toHTMLIFrameElement(document().getElementById("frame"));
auto* frameDocument = frameElement->contentDocument();
HTMLIFrameElement* innerFrameElement = toHTMLIFrameElement(frameDocument->getElementById("innerFrame"));
auto* innerFrameDocument = innerFrameElement->contentDocument();
EXPECT_FALSE(document().view()->canThrottleRendering());
EXPECT_FALSE(frameDocument->view()->canThrottleRendering());
EXPECT_FALSE(innerFrameDocument->view()->canThrottleRendering());
// Hidden same origin frames are not throttled.
frameElement->setAttribute(styleAttr, "transform: translateY(480px)");
compositeFrame();
EXPECT_FALSE(document().view()->canThrottleRendering());
EXPECT_FALSE(frameDocument->view()->canThrottleRendering());
EXPECT_FALSE(innerFrameDocument->view()->canThrottleRendering());
}
JSValue* JSHTMLIFrameElement::getValueProperty(ExecState* exec, int token) const
{
switch (token) {
case AlignAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->align());
}
case FrameBorderAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->frameBorder());
}
case HeightAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->height());
}
case LongDescAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->longDesc());
}
case MarginHeightAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->marginHeight());
}
case MarginWidthAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->marginWidth());
}
case NameAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->name());
}
case ScrollingAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->scrolling());
}
case SrcAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->src());
}
case WidthAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return jsString(exec, imp->width());
}
case ContentDocumentAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return checkNodeSecurity(exec, imp->contentDocument()) ? toJS(exec, WTF::getPtr(imp->contentDocument())) : jsUndefined();
}
case ContentWindowAttrNum: {
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
return toJS(exec, WTF::getPtr(imp->contentWindow()));
}
case ConstructorAttrNum:
return getConstructor(exec);
}
return 0;
}
void JSHTMLIFrameElement::setSrc(ExecState* exec, JSValue* value)
{
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
String srcValue = valueToStringWithNullCheck(exec, value);
if (protocolIs(parseURL(srcValue), "javascript")) {
if (!checkNodeSecurity(exec, imp->contentDocument()))
return;
}
imp->setSrc(srcValue);
}
void JSHTMLIFrameElement::setSrc(ExecState* exec, JSValue value)
{
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(impl());
String srcValue = valueToStringWithNullCheck(exec, value);
if (protocolIsJavaScript(deprecatedParseURL(srcValue))) {
Document* contentDocument = imp->contentDocument();
if (contentDocument && !checkNodeSecurity(exec, contentDocument))
return;
}
imp->setAttribute(srcAttr, srcValue);
}
JSValue jsHTMLIFrameElementContentDocument(ExecState* exec, JSValue slotBase, const Identifier&)
{
JSHTMLIFrameElement* castedThis = static_cast<JSHTMLIFrameElement*>(asObject(slotBase));
HTMLIFrameElement* imp = static_cast<HTMLIFrameElement*>(castedThis->impl());
return checkNodeSecurity(exec, imp->contentDocument()) ? toJS(exec, castedThis->globalObject(), WTF::getPtr(imp->contentDocument())) : jsUndefined();
}