mirror of
https://github.com/RGBCube/serenity
synced 2025-05-16 18:35:07 +00:00
9ec4defdd2
This returns the parent frame of the current frame. If it's the main frame, it returns itself. Also fixes the attributes of Window.top, as they were accidentally being passed in as the setter. Required by Web Platform Tests.
436 lines
14 KiB
C++
436 lines
14 KiB
C++
/*
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* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/Base64.h>
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#include <AK/String.h>
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#include <AK/Utf8View.h>
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#include <LibJS/Runtime/Error.h>
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#include <LibJS/Runtime/Function.h>
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#include <LibJS/Runtime/Shape.h>
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#include <LibTextCodec/Decoder.h>
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#include <LibWeb/Bindings/DocumentWrapper.h>
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#include <LibWeb/Bindings/EventTargetConstructor.h>
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#include <LibWeb/Bindings/EventTargetPrototype.h>
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#include <LibWeb/Bindings/EventWrapper.h>
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#include <LibWeb/Bindings/EventWrapperFactory.h>
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#include <LibWeb/Bindings/LocationObject.h>
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#include <LibWeb/Bindings/NavigatorObject.h>
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#include <LibWeb/Bindings/NodeWrapperFactory.h>
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#include <LibWeb/Bindings/PerformanceWrapper.h>
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#include <LibWeb/Bindings/ScreenWrapper.h>
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#include <LibWeb/Bindings/WindowObject.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/Event.h>
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#include <LibWeb/DOM/Window.h>
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#include <LibWeb/Origin.h>
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#include <LibWeb/Page/Frame.h>
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#include <LibWeb/Bindings/WindowObjectHelper.h>
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namespace Web::Bindings {
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WindowObject::WindowObject(DOM::Window& impl)
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: m_impl(impl)
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{
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impl.set_wrapper({}, *this);
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}
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void WindowObject::initialize_global_object()
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{
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Base::initialize_global_object();
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set_prototype(&ensure_web_prototype<EventTargetPrototype>("EventTarget"));
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define_property("window", this, JS::Attribute::Enumerable);
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define_property("frames", this, JS::Attribute::Enumerable);
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define_property("self", this, JS::Attribute::Enumerable);
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define_native_property("top", top_getter, nullptr, JS::Attribute::Enumerable);
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define_native_property("parent", parent_getter, nullptr, JS::Attribute::Enumerable);
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define_native_property("document", document_getter, nullptr, JS::Attribute::Enumerable);
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define_native_property("performance", performance_getter, nullptr, JS::Attribute::Enumerable);
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define_native_property("screen", screen_getter, nullptr, JS::Attribute::Enumerable);
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define_native_property("innerWidth", inner_width_getter, nullptr, JS::Attribute::Enumerable);
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define_native_property("innerHeight", inner_height_getter, nullptr, JS::Attribute::Enumerable);
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define_native_function("alert", alert);
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define_native_function("confirm", confirm);
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define_native_function("prompt", prompt);
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define_native_function("setInterval", set_interval, 1);
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define_native_function("setTimeout", set_timeout, 1);
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define_native_function("clearInterval", clear_interval, 1);
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define_native_function("clearTimeout", clear_timeout, 1);
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define_native_function("requestAnimationFrame", request_animation_frame, 1);
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define_native_function("cancelAnimationFrame", cancel_animation_frame, 1);
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define_native_function("atob", atob, 1);
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define_native_function("btoa", btoa, 1);
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// Legacy
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define_native_property("event", event_getter, nullptr, JS::Attribute::Enumerable);
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define_property("navigator", heap().allocate<NavigatorObject>(*this, *this), JS::Attribute::Enumerable | JS::Attribute::Configurable);
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define_property("location", heap().allocate<LocationObject>(*this, *this), JS::Attribute::Enumerable | JS::Attribute::Configurable);
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ADD_WINDOW_OBJECT_INTERFACES;
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}
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WindowObject::~WindowObject()
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{
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}
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void WindowObject::visit_edges(Visitor& visitor)
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{
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GlobalObject::visit_edges(visitor);
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for (auto& it : m_prototypes)
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visitor.visit(it.value);
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for (auto& it : m_constructors)
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visitor.visit(it.value);
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}
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Origin WindowObject::origin() const
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{
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return impl().document().origin();
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}
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static DOM::Window* impl_from(JS::VM& vm, JS::GlobalObject& global_object)
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{
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auto* this_object = vm.this_value(global_object).to_object(global_object);
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if (!this_object) {
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VERIFY_NOT_REACHED();
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return nullptr;
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}
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if (StringView("WindowObject") != this_object->class_name()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::NotA, "WindowObject");
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return nullptr;
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}
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return &static_cast<WindowObject*>(this_object)->impl();
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::alert)
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{
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// https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#simple-dialogs
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// Note: This method is defined using two overloads, instead of using an optional argument,
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// for historical reasons. The practical impact of this is that alert(undefined) is
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// treated as alert("undefined"), but alert() is treated as alert("").
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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String message = "";
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if (vm.argument_count()) {
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message = vm.argument(0).to_string(global_object);
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if (vm.exception())
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return {};
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}
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impl->alert(message);
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return JS::js_undefined();
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::confirm)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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String message = "";
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if (!vm.argument(0).is_undefined()) {
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message = vm.argument(0).to_string(global_object);
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if (vm.exception())
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return {};
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}
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return JS::Value(impl->confirm(message));
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::prompt)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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String message = "";
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String default_ = "";
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if (!vm.argument(0).is_undefined()) {
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message = vm.argument(0).to_string(global_object);
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if (vm.exception())
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return {};
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}
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if (!vm.argument(1).is_undefined()) {
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default_ = vm.argument(1).to_string(global_object);
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if (vm.exception())
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return {};
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}
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auto response = impl->prompt(message, default_);
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if (response.is_null())
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return JS::js_null();
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return JS::js_string(vm, response);
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::set_interval)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!vm.argument_count()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::BadArgCountAtLeastOne, "setInterval");
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return {};
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}
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auto* callback_object = vm.argument(0).to_object(global_object);
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if (!callback_object)
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return {};
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if (!callback_object->is_function()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::NotAFunctionNoParam);
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return {};
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}
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i32 interval = 0;
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if (vm.argument_count() >= 2) {
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interval = vm.argument(1).to_i32(global_object);
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if (vm.exception())
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return {};
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if (interval < 0)
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interval = 0;
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}
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auto timer_id = impl->set_interval(*static_cast<JS::Function*>(callback_object), interval);
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return JS::Value(timer_id);
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::set_timeout)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!vm.argument_count()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::BadArgCountAtLeastOne, "setTimeout");
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return {};
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}
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auto* callback_object = vm.argument(0).to_object(global_object);
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if (!callback_object)
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return {};
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if (!callback_object->is_function()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::NotAFunctionNoParam);
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return {};
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}
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i32 interval = 0;
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if (vm.argument_count() >= 2) {
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interval = vm.argument(1).to_i32(global_object);
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if (vm.exception())
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return {};
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if (interval < 0)
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interval = 0;
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}
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auto timer_id = impl->set_timeout(*static_cast<JS::Function*>(callback_object), interval);
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return JS::Value(timer_id);
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::clear_timeout)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!vm.argument_count()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::BadArgCountAtLeastOne, "clearTimeout");
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return {};
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}
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i32 timer_id = vm.argument(0).to_i32(global_object);
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if (vm.exception())
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return {};
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impl->clear_timeout(timer_id);
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return JS::js_undefined();
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::clear_interval)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!vm.argument_count()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::BadArgCountAtLeastOne, "clearInterval");
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return {};
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}
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i32 timer_id = vm.argument(0).to_i32(global_object);
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if (vm.exception())
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return {};
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impl->clear_timeout(timer_id);
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return JS::js_undefined();
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::request_animation_frame)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!vm.argument_count()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::BadArgCountOne, "requestAnimationFrame");
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return {};
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}
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auto* callback_object = vm.argument(0).to_object(global_object);
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if (!callback_object)
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return {};
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if (!callback_object->is_function()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::NotAFunctionNoParam);
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return {};
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}
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return JS::Value(impl->request_animation_frame(*static_cast<JS::Function*>(callback_object)));
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::cancel_animation_frame)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!vm.argument_count()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::BadArgCountOne, "cancelAnimationFrame");
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return {};
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}
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auto id = vm.argument(0).to_i32(global_object);
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if (vm.exception())
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return {};
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impl->cancel_animation_frame(id);
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return JS::js_undefined();
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::atob)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!vm.argument_count()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::BadArgCountOne, "atob");
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return {};
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}
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auto string = vm.argument(0).to_string(global_object);
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if (vm.exception())
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return {};
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auto decoded = decode_base64(StringView(string));
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// decode_base64() returns a byte string. LibJS uses UTF-8 for strings. Use Latin1Decoder to convert bytes 128-255 to UTF-8.
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auto decoder = TextCodec::decoder_for("windows-1252");
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VERIFY(decoder);
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return JS::js_string(vm, decoder->to_utf8(decoded));
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}
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JS_DEFINE_NATIVE_FUNCTION(WindowObject::btoa)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!vm.argument_count()) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::BadArgCountOne, "btoa");
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return {};
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}
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auto string = vm.argument(0).to_string(global_object);
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if (vm.exception())
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return {};
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Vector<u8> byte_string;
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byte_string.ensure_capacity(string.length());
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for (u32 code_point : Utf8View(string)) {
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if (code_point > 0xff) {
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vm.throw_exception<JS::InvalidCharacterError>(global_object, JS::ErrorType::NotAByteString, "btoa");
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return {};
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}
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byte_string.append(code_point);
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}
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auto encoded = encode_base64(byte_string.span());
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return JS::js_string(vm, move(encoded));
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}
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JS_DEFINE_NATIVE_GETTER(WindowObject::top_getter)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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auto* this_frame = impl->document().frame();
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VERIFY(this_frame);
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VERIFY(this_frame->main_frame().document());
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auto& top_window = this_frame->main_frame().document()->window();
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return top_window.wrapper();
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}
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JS_DEFINE_NATIVE_GETTER(WindowObject::parent_getter)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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auto* this_frame = impl->document().frame();
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VERIFY(this_frame);
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if (this_frame->parent()) {
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VERIFY(this_frame->parent()->document());
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auto& parent_window = this_frame->parent()->document()->window();
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return parent_window.wrapper();
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}
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VERIFY(this_frame == &this_frame->main_frame());
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return impl->wrapper();
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}
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JS_DEFINE_NATIVE_GETTER(WindowObject::document_getter)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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return wrap(global_object, impl->document());
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}
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JS_DEFINE_NATIVE_GETTER(WindowObject::performance_getter)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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return wrap(global_object, impl->performance());
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}
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JS_DEFINE_NATIVE_GETTER(WindowObject::screen_getter)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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return wrap(global_object, impl->screen());
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}
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JS_DEFINE_NATIVE_GETTER(WindowObject::event_getter)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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if (!impl->current_event())
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return JS::js_undefined();
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return wrap(global_object, const_cast<DOM::Event&>(*impl->current_event()));
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}
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JS_DEFINE_NATIVE_GETTER(WindowObject::inner_width_getter)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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return JS::Value(impl->inner_width());
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}
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JS_DEFINE_NATIVE_GETTER(WindowObject::inner_height_getter)
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{
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auto* impl = impl_from(vm, global_object);
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if (!impl)
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return {};
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return JS::Value(impl->inner_height());
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}
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}
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