JSValue JSLocation::reload(ExecState* exec, const ArgList&)
{
Frame* frame = impl()->frame();
if (!frame || !allowsAccessFromFrame(exec, frame))
return jsUndefined();
if (!protocolIsJavaScript(frame->loader()->url()))
frame->redirectScheduler()->scheduleRefresh(processingUserGesture(exec));
return jsUndefined();
}
EncodedJSValue JSC_HOST_CALL jsHTMLMediaElementPrototypeFunctionPause(ExecState* exec)
{
JSValue thisValue = exec->hostThisValue();
if (!thisValue.inherits(&JSHTMLMediaElement::s_info))
return throwVMTypeError(exec);
JSHTMLMediaElement* castedThis = static_cast<JSHTMLMediaElement*>(asObject(thisValue));
HTMLMediaElement* imp = static_cast<HTMLMediaElement*>(castedThis->impl());
imp->pause(processingUserGesture());
return JSValue::encode(jsUndefined());
}
// Helper for window.open() and window.showModalDialog()
static Frame* createWindow(ExecState* exec, Frame* lexicalFrame, Frame* dynamicFrame,
Frame* openerFrame, const String& url, const String& frameName,
const WindowFeatures& windowFeatures, JSValue dialogArgs)
{
ASSERT(lexicalFrame);
ASSERT(dynamicFrame);
ResourceRequest request;
// For whatever reason, Firefox uses the dynamicGlobalObject to determine
// the outgoingReferrer. We replicate that behavior here.
String referrer = dynamicFrame->loader()->outgoingReferrer();
request.setHTTPReferrer(referrer);
FrameLoader::addHTTPOriginIfNeeded(request, dynamicFrame->loader()->outgoingOrigin());
FrameLoadRequest frameRequest(request, frameName);
// FIXME: It's much better for client API if a new window starts with a URL, here where we
// know what URL we are going to open. Unfortunately, this code passes the empty string
// for the URL, but there's a reason for that. Before loading we have to set up the opener,
// openedByDOM, and dialogArguments values. Also, to decide whether to use the URL we currently
// do an allowsAccessFrom call using the window we create, which can't be done before creating it.
// We'd have to resolve all those issues to pass the URL instead of "".
bool created;
// We pass the opener frame for the lookupFrame in case the active frame is different from
// the opener frame, and the name references a frame relative to the opener frame.
Frame* newFrame = createWindow(lexicalFrame, openerFrame, frameRequest, windowFeatures, created);
if (!newFrame)
return 0;
newFrame->loader()->setOpener(openerFrame);
newFrame->page()->setOpenedByDOM();
// FIXME: If a window is created from an isolated world, what are the consequences of this? 'dialogArguments' only appears back in the normal world?
JSDOMWindow* newWindow = toJSDOMWindow(newFrame, normalWorld(exec->globalData()));
if (dialogArgs)
newWindow->putDirect(Identifier(exec, "dialogArguments"), dialogArgs);
if (!protocolIsJavaScript(url) || newWindow->allowsAccessFrom(exec)) {
KURL completedURL = url.isEmpty() ? KURL(ParsedURLString, "") : completeURL(exec, url);
bool userGesture = processingUserGesture();
if (created)
newFrame->loader()->changeLocation(completedURL, referrer, false, false, userGesture);
else if (!url.isEmpty())
newFrame->redirectScheduler()->scheduleLocationChange(completedURL.string(), referrer, !lexicalFrame->script()->anyPageIsProcessingUserGesture(), false, userGesture);
}
return newFrame;
}
v8::Handle<v8::Value> V8Location::reloadCallback(const v8::Arguments& args)
{
// FIXME: we ignore the "forceget" parameter.
INC_STATS("DOM.Location.reload");
v8::Handle<v8::Object> holder = args.Holder();
Location* imp = V8Location::toNative(holder);
Frame* frame = imp->frame();
if (!frame || !ScriptController::isSafeScript(frame))
return v8::Undefined();
if (!protocolIsJavaScript(frame->loader()->url()))
frame->redirectScheduler()->scheduleRefresh(processingUserGesture());
return v8::Undefined();
}
static void navigateIfAllowed(ExecState* exec, Frame* frame, const KURL& url, bool lockHistory, bool lockBackForwardList)
{
Frame* lexicalFrame = toLexicalFrame(exec);
if (!lexicalFrame)
return;
if (!protocolIsJavaScript(url) || allowsAccessFromFrame(exec, frame))
frame->redirectScheduler()->scheduleLocationChange(url.string(), lexicalFrame->loader()->outgoingReferrer(), lockHistory, lockBackForwardList, processingUserGesture(exec));
}
void navigateIfAllowed(Frame* frame, const KURL& url, bool lockHistory, bool lockBackForwardList)
{
Frame* callingOrEntered = callingOrEnteredFrame();
if (!callingOrEntered)
return;
if (!protocolIsJavaScript(url) || ScriptController::isSafeScript(frame))
frame->redirectScheduler()->scheduleLocationChange(url.string(), callingOrEntered->loader()->outgoingReferrer(), lockHistory, lockBackForwardList, processingUserGesture());
}
JSValue JSDOMWindow::open(ExecState* exec)
{
String urlString = valueToStringWithUndefinedOrNullCheck(exec, exec->argument(0));
AtomicString frameName = exec->argument(1).isUndefinedOrNull() ? "_blank" : ustringToAtomicString(exec->argument(1).toString(exec));
WindowFeatures windowFeatures(valueToStringWithUndefinedOrNullCheck(exec, exec->argument(2)));
Frame* frame = impl()->frame();
if (!frame)
return jsUndefined();
Frame* lexicalFrame = toLexicalFrame(exec);
if (!lexicalFrame)
return jsUndefined();
Frame* dynamicFrame = toDynamicFrame(exec);
if (!dynamicFrame)
return jsUndefined();
Page* page = frame->page();
// Because FrameTree::find() returns true for empty strings, we must check for empty framenames.
// Otherwise, illegitimate window.open() calls with no name will pass right through the popup blocker.
if (!domWindowAllowPopUp(dynamicFrame) && (frameName.isEmpty() || !frame->tree()->find(frameName)))
return jsUndefined();
// Get the target frame for the special cases of _top and _parent. In those
// cases, we can schedule a location change right now and return early.
bool topOrParent = false;
if (frameName == "_top") {
frame = frame->tree()->top();
topOrParent = true;
} else if (frameName == "_parent") {
if (Frame* parent = frame->tree()->parent())
frame = parent;
topOrParent = true;
}
if (topOrParent) {
String completedURL;
if (!urlString.isEmpty())
completedURL = completeURL(exec, urlString).string();
if (!shouldAllowNavigation(exec, frame))
return jsUndefined();
const JSDOMWindow* targetedWindow = toJSDOMWindow(frame, currentWorld(exec));
if (!completedURL.isEmpty() && (!protocolIsJavaScript(completedURL) || (targetedWindow && targetedWindow->allowsAccessFrom(exec)))) {
bool userGesture = processingUserGesture();
// For whatever reason, Firefox uses the dynamicGlobalObject to
// determine the outgoingReferrer. We replicate that behavior
// here.
String referrer = dynamicFrame->loader()->outgoingReferrer();
frame->redirectScheduler()->scheduleLocationChange(completedURL, referrer, !lexicalFrame->script()->anyPageIsProcessingUserGesture(), false, userGesture);
}
return toJS(exec, frame->domWindow());
}
// In the case of a named frame or a new window, we'll use the createWindow() helper
FloatRect windowRect(windowFeatures.xSet ? windowFeatures.x : 0, windowFeatures.ySet ? windowFeatures.y : 0,
windowFeatures.widthSet ? windowFeatures.width : 0, windowFeatures.heightSet ? windowFeatures.height : 0);
DOMWindow::adjustWindowRect(screenAvailableRect(page ? page->mainFrame()->view() : 0), windowRect, windowRect);
windowFeatures.x = windowRect.x();
windowFeatures.y = windowRect.y();
windowFeatures.height = windowRect.height();
windowFeatures.width = windowRect.width();
frame = createWindow(exec, lexicalFrame, dynamicFrame, frame, urlString, frameName, windowFeatures, JSValue());
if (!frame)
return jsUndefined();
return toJS(exec, frame->domWindow());
}
void JSDOMWindow::setLocation(ExecState* exec, JSValue value)
{
Frame* lexicalFrame = toLexicalFrame(exec);
if (!lexicalFrame)
return;
#if ENABLE(DASHBOARD_SUPPORT)
// To avoid breaking old widgets, make "var location =" in a top-level frame create
// a property named "location" instead of performing a navigation (<rdar://problem/5688039>).
if (Settings* settings = lexicalFrame->settings()) {
if (settings->usesDashboardBackwardCompatibilityMode() && !lexicalFrame->tree()->parent()) {
if (allowsAccessFrom(exec))
putDirect(Identifier(exec, "location"), value);
return;
}
}
#endif
Frame* frame = impl()->frame();
ASSERT(frame);
KURL url = completeURL(exec, ustringToString(value.toString(exec)));
if (url.isNull())
return;
if (!shouldAllowNavigation(exec, frame))
return;
if (!protocolIsJavaScript(url) || allowsAccessFrom(exec)) {
// We want a new history item if this JS was called via a user gesture
frame->redirectScheduler()->scheduleLocationChange(url, lexicalFrame->loader()->outgoingReferrer(), !lexicalFrame->script()->anyPageIsProcessingUserGesture(), false, processingUserGesture());
}
}
bool ScriptController::anyPageIsProcessingUserGesture() const
{
// FIXME: is this right?
return processingUserGesture();
}
