V8DOMWindowCustom.cpp [plain text]
#include "config.h"
#include "V8DOMWindow.h"
#include "Base64.h"
#include "Chrome.h"
#include "Database.h"
#include "DOMTimer.h"
#include "DOMWindow.h"
#include "ExceptionCode.h"
#include "Frame.h"
#include "FrameLoadRequest.h"
#include "FrameView.h"
#include "HTMLCollection.h"
#include "HTMLDocument.h"
#include "MediaPlayer.h"
#include "Page.h"
#include "PlatformScreen.h"
#include "RuntimeEnabledFeatures.h"
#include "ScheduledAction.h"
#include "ScriptSourceCode.h"
#include "SerializedScriptValue.h"
#include "Settings.h"
#include "SharedWorkerRepository.h"
#include "Storage.h"
#include "V8Binding.h"
#include "V8BindingDOMWindow.h"
#include "V8BindingState.h"
#include "V8CustomBinding.h"
#include "V8CustomEventListener.h"
#include "V8MessagePortCustom.h"
#include "V8Proxy.h"
#include "V8Utilities.h"
#if ENABLE(WEB_SOCKETS)
#include "WebSocket.h"
#endif
#include "WindowFeatures.h"
static const int popupTilePixels = 10;
namespace WebCore {
v8::Handle<v8::Value> WindowSetTimeoutImpl(const v8::Arguments& args, bool singleShot)
{
int argumentCount = args.Length();
if (argumentCount < 1)
return v8::Undefined();
v8::Handle<v8::Value> function = args[0];
WebCore::String functionString;
if (!function->IsFunction()) {
if (function->IsString())
functionString = toWebCoreString(function);
else {
v8::Handle<v8::Value> v8String = function->ToString();
if (v8String.IsEmpty())
return v8::Undefined();
functionString = toWebCoreString(v8String);
}
if (functionString.length() == 0)
return v8::Undefined();
}
int32_t timeout = 0;
if (argumentCount >= 2)
timeout = args[1]->Int32Value();
DOMWindow* imp = V8DOMWindow::toNative(args.Holder());
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), imp->frame(), true))
return v8::Undefined();
ScriptExecutionContext* scriptContext = static_cast<ScriptExecutionContext*>(imp->document());
if (!scriptContext)
return v8::Undefined();
int id;
if (function->IsFunction()) {
int paramCount = argumentCount >= 2 ? argumentCount - 2 : 0;
v8::Local<v8::Value>* params = 0;
if (paramCount > 0) {
params = new v8::Local<v8::Value>[paramCount];
for (int i = 0; i < paramCount; i++)
params[i] = args[i+2];
}
ScheduledAction* action = new ScheduledAction(V8Proxy::context(imp->frame()), v8::Handle<v8::Function>::Cast(function), paramCount, params);
delete[] params;
id = DOMTimer::install(scriptContext, action, timeout, singleShot);
} else {
id = DOMTimer::install(scriptContext, new ScheduledAction(V8Proxy::context(imp->frame()), functionString), timeout, singleShot);
}
return v8::Integer::New(id);
}
static bool isAscii(const String& str)
{
for (size_t i = 0; i < str.length(); i++) {
if (str[i] > 0xFF)
return false;
}
return true;
}
static v8::Handle<v8::Value> convertBase64(const String& str, bool encode)
{
if (!isAscii(str)) {
V8Proxy::setDOMException(INVALID_CHARACTER_ERR);
return notHandledByInterceptor();
}
Vector<char> inputCharacters(str.length());
for (size_t i = 0; i < str.length(); i++)
inputCharacters[i] = static_cast<char>(str[i]);
Vector<char> outputCharacters;
if (encode)
base64Encode(inputCharacters, outputCharacters);
else {
if (!base64Decode(inputCharacters, outputCharacters))
return throwError("Cannot decode base64", V8Proxy::GeneralError);
}
return v8String(String(outputCharacters.data(), outputCharacters.size()));
}
v8::Handle<v8::Value> V8DOMWindow::eventAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
v8::Handle<v8::Object> holder = V8DOMWrapper::lookupDOMWrapper(V8ClassIndex::DOMWINDOW, info.This());
if (holder.IsEmpty())
return v8::Undefined();
Frame* frame = V8DOMWindow::toNative(holder)->frame();
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), frame, true))
return v8::Undefined();
v8::Local<v8::Context> context = V8Proxy::context(frame);
if (context.IsEmpty())
return v8::Undefined();
v8::Local<v8::String> eventSymbol = v8::String::NewSymbol("event");
v8::Handle<v8::Value> jsEvent = context->Global()->GetHiddenValue(eventSymbol);
if (jsEvent.IsEmpty())
return v8::Undefined();
return jsEvent;
}
void V8DOMWindow::eventAccessorSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
v8::Handle<v8::Object> holder = V8DOMWrapper::lookupDOMWrapper(V8ClassIndex::DOMWINDOW, info.This());
if (holder.IsEmpty())
return;
Frame* frame = V8DOMWindow::toNative(holder)->frame();
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), frame, true))
return;
v8::Local<v8::Context> context = V8Proxy::context(frame);
if (context.IsEmpty())
return;
v8::Local<v8::String> eventSymbol = v8::String::NewSymbol("event");
context->Global()->SetHiddenValue(eventSymbol, value);
}
v8::Handle<v8::Value> V8DOMWindow::cryptoAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
return v8::Undefined();
}
void V8DOMWindow::locationAccessorSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
DOMWindow* imp = V8DOMWindow::toNative(info.Holder());
V8DOMWindowShell::setLocation(imp, toWebCoreString(value));
}
void V8DOMWindow::openerAccessorSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
DOMWindow* imp = V8DOMWindow::toNative(info.Holder());
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), imp->frame(), true))
return;
if (value->IsNull()) {
ASSERT(imp->frame());
imp->frame()->loader()->setOpener(0);
}
info.Holder()->Delete(name);
info.This()->Set(name, value);
}
#if ENABLE(VIDEO)
v8::Handle<v8::Value> V8DOMWindow::AudioAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
DOMWindow* window = V8DOMWindow::toNative(info.Holder());
return V8DOMWrapper::getConstructor(V8ClassIndex::AUDIO, window);
}
bool V8DOMWindow::AudioEnabled()
{
return MediaPlayer::isAvailable();
}
bool V8DOMWindow::HTMLMediaElementEnabled()
{
return MediaPlayer::isAvailable();
}
bool V8DOMWindow::HTMLAudioElementEnabled()
{
return MediaPlayer::isAvailable();
}
bool V8DOMWindow::HTMLVideoElementEnabled()
{
return MediaPlayer::isAvailable();
}
bool V8DOMWindow::MediaErrorEnabled()
{
return MediaPlayer::isAvailable();
}
#endif
#if ENABLE(SHARED_WORKERS)
bool V8DOMWindow::SharedWorkerEnabled()
{
return SharedWorkerRepository::isAvailable();
}
#endif
#if ENABLE(WEB_SOCKETS)
bool V8DOMWindow::WebSocketEnabled()
{
return WebSocket::isAvailable();
}
#endif
#if ENABLE(DATABASE)
bool V8DOMWindow::OpenDatabaseEnabled()
{
return Database::isAvailable();
}
#endif
#if ENABLE(DOM_STORAGE)
bool V8DOMWindow::LocalStorageEnabled()
{
return RuntimeEnabledFeatures::localStorageEnabled();
}
bool V8DOMWindow::SessionStorageEnabled()
{
return RuntimeEnabledFeatures::sessionStorageEnabled();
}
#endif
#if ENABLE(NOTIFICATIONS)
bool V8DOMWindow::WebkitNotificationsEnabled()
{
return RuntimeEnabledFeatures::notificationsEnabled();
}
#endif
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
bool V8DOMWindow::ApplicationCacheEnabled()
{
return RuntimeEnabledFeatures::applicationCacheEnabled();
}
#endif
v8::Handle<v8::Value> V8DOMWindow::ImageAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
DOMWindow* window = V8DOMWindow::toNative(info.Holder());
return V8DOMWrapper::getConstructor(V8ClassIndex::IMAGE, window);
}
v8::Handle<v8::Value> V8DOMWindow::OptionAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
DOMWindow* window = V8DOMWindow::toNative(info.Holder());
return V8DOMWrapper::getConstructor(V8ClassIndex::OPTION, window);
}
v8::Handle<v8::Value> V8DOMWindow::addEventListenerCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.addEventListener()");
String eventType = toWebCoreString(args[0]);
bool useCapture = args[2]->BooleanValue();
DOMWindow* imp = V8DOMWindow::toNative(args.Holder());
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), imp->frame(), true))
return v8::Undefined();
Document* doc = imp->document();
if (!doc)
return v8::Undefined();
V8Proxy* proxy = V8Proxy::retrieve(imp->frame());
if (!proxy)
return v8::Undefined();
RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(proxy, args[1], false, ListenerFindOrCreate);
if (listener) {
imp->addEventListener(eventType, listener, useCapture);
createHiddenDependency(args.Holder(), args[1], cacheIndex);
}
return v8::Undefined();
}
v8::Handle<v8::Value> V8DOMWindow::removeEventListenerCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.removeEventListener()");
String eventType = toWebCoreString(args[0]);
bool useCapture = args[2]->BooleanValue();
DOMWindow* imp = V8DOMWindow::toNative(args.Holder());
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), imp->frame(), true))
return v8::Undefined();
Document* doc = imp->document();
if (!doc)
return v8::Undefined();
V8Proxy* proxy = V8Proxy::retrieve(imp->frame());
if (!proxy)
return v8::Undefined();
RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(proxy, args[1], false, ListenerFindOnly);
if (listener) {
imp->removeEventListener(eventType, listener.get(), useCapture);
removeHiddenDependency(args.Holder(), args[1], cacheIndex);
}
return v8::Undefined();
}
v8::Handle<v8::Value> V8DOMWindow::postMessageCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.postMessage()");
DOMWindow* window = V8DOMWindow::toNative(args.Holder());
DOMWindow* source = V8Proxy::retrieveFrameForCallingContext()->domWindow();
ASSERT(source->frame());
v8::TryCatch tryCatch;
RefPtr<SerializedScriptValue> message = SerializedScriptValue::create(args[0]);
MessagePortArray portArray;
String targetOrigin;
if (args.Length() > 2) {
if (!getMessagePortArray(args[1], portArray))
return v8::Undefined();
targetOrigin = toWebCoreStringWithNullOrUndefinedCheck(args[2]);
} else {
targetOrigin = toWebCoreStringWithNullOrUndefinedCheck(args[1]);
}
if (tryCatch.HasCaught())
return v8::Undefined();
ExceptionCode ec = 0;
window->postMessage(message.release(), &portArray, targetOrigin, source, ec);
return throwError(ec);
}
v8::Handle<v8::Value> V8DOMWindow::atobCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.atob()");
if (args[0]->IsNull())
return v8String("");
String str = toWebCoreString(args[0]);
DOMWindow* imp = V8DOMWindow::toNative(args.Holder());
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), imp->frame(), true))
return v8::Undefined();
if (args.Length() < 1)
return throwError("Not enough arguments", V8Proxy::SyntaxError);
return convertBase64(str, false);
}
v8::Handle<v8::Value> V8DOMWindow::btoaCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.btoa()");
if (args[0]->IsNull())
return v8String("");
String str = toWebCoreString(args[0]);
DOMWindow* imp = V8DOMWindow::toNative(args.Holder());
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), imp->frame(), true))
return v8::Undefined();
if (args.Length() < 1)
return throwError("Not enough arguments", V8Proxy::SyntaxError);
return convertBase64(str, true);
}
v8::Handle<v8::Value> V8DOMWindow::toStringCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.toString()");
v8::Handle<v8::Object> domWrapper = V8DOMWrapper::lookupDOMWrapper(V8ClassIndex::DOMWINDOW, args.This());
if (domWrapper.IsEmpty())
return args.This()->ObjectProtoToString();
return domWrapper->ObjectProtoToString();
}
v8::Handle<v8::Value> V8DOMWindow::releaseEventsCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.nop()");
return v8::Undefined();
}
v8::Handle<v8::Value> V8DOMWindow::captureEventsCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.nop()");
return v8::Undefined();
}
static bool canShowModalDialogNow(const Frame* frame)
{
if (!frame || !frame->page())
return false;
return frame->page()->chrome()->canRunModalNow();
}
static bool allowPopUp()
{
Frame* frame = V8Proxy::retrieveFrameForEnteredContext();
ASSERT(frame);
if (frame->script()->processingUserGesture())
return true;
Settings* settings = frame->settings();
return settings && settings->javaScriptCanOpenWindowsAutomatically();
}
static HashMap<String, String> parseModalDialogFeatures(const String& featuresArg)
{
HashMap<String, String> map;
Vector<String> features;
featuresArg.split(';', features);
Vector<String>::const_iterator end = features.end();
for (Vector<String>::const_iterator it = features.begin(); it != end; ++it) {
String featureString = *it;
int pos = featureString.find('=');
int colonPos = featureString.find(':');
if (pos >= 0 && colonPos >= 0)
continue; if (pos < 0)
pos = colonPos;
if (pos < 0) {
map.set(featureString.stripWhiteSpace().lower(), String());
} else {
String key = featureString.left(pos).stripWhiteSpace().lower();
String val = featureString.substring(pos + 1).stripWhiteSpace().lower();
int spacePos = val.find(' ');
if (spacePos != -1)
val = val.left(spacePos);
map.set(key, val);
}
}
return map;
}
v8::Handle<v8::Value> V8DOMWindow::showModalDialogCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.showModalDialog()");
String url = toWebCoreStringWithNullOrUndefinedCheck(args[0]);
v8::Local<v8::Value> dialogArgs = args[1];
String featureArgs = toWebCoreStringWithNullOrUndefinedCheck(args[2]);
DOMWindow* window = V8DOMWindow::toNative(args.Holder());
Frame* frame = window->frame();
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), frame, true))
return v8::Undefined();
Frame* callingFrame = V8Proxy::retrieveFrameForCallingContext();
if (!callingFrame)
return v8::Undefined();
Frame* enteredFrame = V8Proxy::retrieveFrameForEnteredContext();
if (!enteredFrame)
return v8::Undefined();
if (!canShowModalDialogNow(frame) || !allowPopUp())
return v8::Undefined();
const HashMap<String, String> features = parseModalDialogFeatures(featureArgs);
const bool trusted = false;
FloatRect screenRect = screenAvailableRect(frame->view());
WindowFeatures windowFeatures;
windowFeatures.width = WindowFeatures::floatFeature(features, "dialogwidth", 100, screenRect.width(), 620);
windowFeatures.widthSet = true;
windowFeatures.height = WindowFeatures::floatFeature(features, "dialogheight", 100, screenRect.height(), 450);
windowFeatures.heightSet = true;
windowFeatures.x = WindowFeatures::floatFeature(features, "dialogleft", screenRect.x(), screenRect.right() - windowFeatures.width, -1);
windowFeatures.xSet = windowFeatures.x > 0;
windowFeatures.y = WindowFeatures::floatFeature(features, "dialogtop", screenRect.y(), screenRect.bottom() - windowFeatures.height, -1);
windowFeatures.ySet = windowFeatures.y > 0;
if (WindowFeatures::boolFeature(features, "center", true)) {
if (!windowFeatures.xSet) {
windowFeatures.x = screenRect.x() + (screenRect.width() - windowFeatures.width) / 2;
windowFeatures.xSet = true;
}
if (!windowFeatures.ySet) {
windowFeatures.y = screenRect.y() + (screenRect.height() - windowFeatures.height) / 2;
windowFeatures.ySet = true;
}
}
windowFeatures.dialog = true;
windowFeatures.resizable = WindowFeatures::boolFeature(features, "resizable");
windowFeatures.scrollbarsVisible = WindowFeatures::boolFeature(features, "scroll", true);
windowFeatures.statusBarVisible = WindowFeatures::boolFeature(features, "status", !trusted);
windowFeatures.menuBarVisible = false;
windowFeatures.toolBarVisible = false;
windowFeatures.locationBarVisible = false;
windowFeatures.fullscreen = false;
Frame* dialogFrame = V8BindingDOMWindow::createWindow(V8BindingState::Only(), callingFrame, enteredFrame, frame, url, "", windowFeatures, dialogArgs);
if (!dialogFrame)
return v8::Undefined();
v8::Local<v8::Context> context = V8Proxy::context(dialogFrame);
dialogFrame->page()->chrome()->runModal();
v8::Local<v8::Value> returnValue;
if (!context.IsEmpty()) {
v8::Context::Scope scope(context);
returnValue = context->Global()->Get(v8::String::New("returnValue"));
}
if (!returnValue.IsEmpty())
return returnValue;
return v8::Undefined();
}
v8::Handle<v8::Value> V8DOMWindow::openCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.open()");
String urlString = toWebCoreStringWithNullOrUndefinedCheck(args[0]);
AtomicString frameName = (args[1]->IsUndefined() || args[1]->IsNull()) ? "_blank" : AtomicString(toWebCoreString(args[1]));
DOMWindow* parent = V8DOMWindow::toNative(args.Holder());
Frame* frame = parent->frame();
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), frame, true))
return v8::Undefined();
Frame* enteredFrame = V8Proxy::retrieveFrameForEnteredContext();
if (!enteredFrame)
return v8::Undefined();
Frame* callingFrame = V8Proxy::retrieveFrameForCallingContext();
if (!callingFrame)
callingFrame = enteredFrame;
Page* page = frame->page();
if (!page)
return v8::Undefined();
if (!allowPopUp() &&
(frameName.isEmpty() || !frame->tree()->find(frameName))) {
return v8::Undefined();
}
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) {
if (!shouldAllowNavigation(frame))
return v8::Undefined();
String completedUrl;
if (!urlString.isEmpty())
completedUrl = completeURL(urlString);
if (!completedUrl.isEmpty() &&
(!protocolIsJavaScript(completedUrl) || ScriptController::isSafeScript(frame))) {
bool userGesture = processingUserGesture();
String referrer = enteredFrame->loader()->outgoingReferrer();
frame->redirectScheduler()->scheduleLocationChange(completedUrl, referrer, false, userGesture);
}
return V8DOMWrapper::convertToV8Object(V8ClassIndex::DOMWINDOW, frame->domWindow());
}
WindowFeatures rawFeatures(toWebCoreStringWithNullOrUndefinedCheck(args[2]));
WindowFeatures windowFeatures(rawFeatures);
FloatRect screenRect = screenAvailableRect(page->mainFrame()->view());
if (!windowFeatures.xSet) {
windowFeatures.x = parent->screenX() - screenRect.x() + popupTilePixels;
windowFeatures.xSet = true;
}
if (!windowFeatures.ySet) {
windowFeatures.y = parent->screenY() - screenRect.y() + popupTilePixels;
windowFeatures.ySet = true;
}
if (!windowFeatures.widthSet) {
windowFeatures.width = parent->innerWidth();
windowFeatures.widthSet = true;
}
if (!windowFeatures.heightSet) {
windowFeatures.height = parent->innerHeight();
windowFeatures.heightSet = true;
}
FloatRect windowRect(windowFeatures.x, windowFeatures.y, windowFeatures.width, windowFeatures.height);
windowRect.move(screenRect.x(), screenRect.y());
WebCore::DOMWindow::adjustWindowRect(screenRect, windowRect, windowRect);
windowFeatures.x = windowRect.x();
windowFeatures.y = windowRect.y();
windowFeatures.height = windowRect.height();
windowFeatures.width = windowRect.width();
if (!rawFeatures.xSet) {
windowFeatures.x = 0;
windowFeatures.xSet = false;
}
if (!rawFeatures.ySet) {
windowFeatures.y = 0;
windowFeatures.ySet = false;
}
frame = V8BindingDOMWindow::createWindow(V8BindingState::Only(), callingFrame, enteredFrame, frame, urlString, frameName, windowFeatures, v8::Local<v8::Value>());
if (!frame)
return v8::Undefined();
return V8DOMWrapper::convertToV8Object(V8ClassIndex::DOMWINDOW, frame->domWindow());
}
v8::Handle<v8::Value> V8DOMWindow::indexedPropertyGetter(uint32_t index, const v8::AccessorInfo& info)
{
INC_STATS("DOM.DOMWindow.IndexedPropertyGetter");
DOMWindow* window = V8DOMWindow::toNative(info.Holder());
if (!window)
return notHandledByInterceptor();
Frame* frame = window->frame();
if (!frame)
return notHandledByInterceptor();
Frame* child = frame->tree()->child(index);
if (child)
return V8DOMWrapper::convertToV8Object(V8ClassIndex::DOMWINDOW, child->domWindow());
return notHandledByInterceptor();
}
v8::Handle<v8::Value> V8DOMWindow::namedPropertyGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
INC_STATS("DOM.DOMWindow.NamedPropertyGetter");
DOMWindow* window = V8DOMWindow::toNative(info.Holder());
if (!window)
return notHandledByInterceptor();
Frame* frame = window->frame();
if (!frame)
return notHandledByInterceptor();
AtomicString propName = v8StringToAtomicWebCoreString(name);
Frame* child = frame->tree()->child(propName);
if (child)
return V8DOMWrapper::convertToV8Object(V8ClassIndex::DOMWINDOW, child->domWindow());
v8::Handle<v8::Value> result = info.Holder()->GetRealNamedProperty(name);
if (!result.IsEmpty())
return result;
Document* doc = frame->document();
if (doc && doc->isHTMLDocument()) {
if (static_cast<HTMLDocument*>(doc)->hasNamedItem(propName.impl()) || doc->hasElementWithId(propName.impl())) {
RefPtr<HTMLCollection> items = doc->windowNamedItems(propName);
if (items->length() >= 1) {
if (items->length() == 1)
return V8DOMWrapper::convertNodeToV8Object(items->firstItem());
return V8DOMWrapper::convertToV8Object(V8ClassIndex::HTMLCOLLECTION, items.release());
}
}
}
return notHandledByInterceptor();
}
v8::Handle<v8::Value> V8DOMWindow::setTimeoutCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.setTimeout()");
return WindowSetTimeoutImpl(args, true);
}
v8::Handle<v8::Value> V8DOMWindow::setIntervalCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.setInterval()");
return WindowSetTimeoutImpl(args, false);
}
void ClearTimeoutImpl(const v8::Arguments& args)
{
int handle = toInt32(args[0]);
v8::Handle<v8::Object> holder = args.Holder();
DOMWindow* imp = V8DOMWindow::toNative(holder);
if (!V8BindingSecurity::canAccessFrame(V8BindingState::Only(), imp->frame(), true))
return;
ScriptExecutionContext* context = static_cast<ScriptExecutionContext*>(imp->document());
if (!context)
return;
DOMTimer::removeById(context, handle);
}
v8::Handle<v8::Value> V8DOMWindow::clearTimeoutCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.clearTimeout");
ClearTimeoutImpl(args);
return v8::Undefined();
}
v8::Handle<v8::Value> V8DOMWindow::clearIntervalCallback(const v8::Arguments& args)
{
INC_STATS("DOM.DOMWindow.clearInterval");
ClearTimeoutImpl(args);
return v8::Undefined();
}
bool V8DOMWindow::namedSecurityCheck(v8::Local<v8::Object> host, v8::Local<v8::Value> key, v8::AccessType type, v8::Local<v8::Value> data)
{
ASSERT(V8ClassIndex::FromInt(data->Int32Value()) == V8ClassIndex::DOMWINDOW);
v8::Handle<v8::Object> window = V8DOMWrapper::lookupDOMWrapper(V8ClassIndex::DOMWINDOW, host);
if (window.IsEmpty())
return false;
DOMWindow* targetWindow = V8DOMWindow::toNative(window);
ASSERT(targetWindow);
Frame* target = targetWindow->frame();
if (!target)
return false;
if (key->IsString()) {
String name = toWebCoreString(key);
if ((type == v8::ACCESS_GET || type == v8::ACCESS_HAS) && target->tree()->child(name))
return true;
}
return V8BindingSecurity::canAccessFrame(V8BindingState::Only(), target, false);
}
bool V8DOMWindow::indexedSecurityCheck(v8::Local<v8::Object> host, uint32_t index, v8::AccessType type, v8::Local<v8::Value> data)
{
ASSERT(V8ClassIndex::FromInt(data->Int32Value()) == V8ClassIndex::DOMWINDOW);
v8::Handle<v8::Object> window = V8DOMWrapper::lookupDOMWrapper(V8ClassIndex::DOMWINDOW, host);
if (window.IsEmpty())
return false;
DOMWindow* targetWindow = V8DOMWindow::toNative(window);
ASSERT(targetWindow);
Frame* target = targetWindow->frame();
if (!target)
return false;
if ((type == v8::ACCESS_GET || type == v8::ACCESS_HAS) && target->tree()->child(index))
return true;
return V8BindingSecurity::canAccessFrame(V8BindingState::Only(), target, false);
}
}