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c94d909a86
* script: Restrict reexport visibility of DOM types. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * script: Mass pub->pub(crate) conversion. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * script: Hide existing dead code warnings. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Formatting. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Fix clippy warnings. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Formatting. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Fix unit tests. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * Fix clippy. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * More formatting. Signed-off-by: Josh Matthews <josh@joshmatthews.net> --------- Signed-off-by: Josh Matthews <josh@joshmatthews.net>
426 lines
20 KiB
Rust
426 lines
20 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use std::ptr;
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use html5ever::interface::QualName;
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use html5ever::{local_name, namespace_url, ns, LocalName};
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use js::conversions::ToJSValConvertible;
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use js::glue::{UnwrapObjectDynamic, UnwrapObjectStatic};
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use js::jsapi::{CallArgs, CurrentGlobalOrNull, JSAutoRealm, JSObject};
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use js::rust::wrappers::{JS_SetPrototype, JS_WrapObject};
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use js::rust::{HandleObject, MutableHandleObject, MutableHandleValue};
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use super::utils::ProtoOrIfaceArray;
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use crate::dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
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use crate::dom::bindings::codegen::Bindings::{
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HTMLAnchorElementBinding, HTMLAreaElementBinding, HTMLAudioElementBinding,
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HTMLBRElementBinding, HTMLBaseElementBinding, HTMLBodyElementBinding, HTMLButtonElementBinding,
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HTMLCanvasElementBinding, HTMLDListElementBinding, HTMLDataElementBinding,
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HTMLDataListElementBinding, HTMLDetailsElementBinding, HTMLDialogElementBinding,
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HTMLDirectoryElementBinding, HTMLDivElementBinding, HTMLElementBinding,
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HTMLEmbedElementBinding, HTMLFieldSetElementBinding, HTMLFontElementBinding,
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HTMLFormElementBinding, HTMLFrameElementBinding, HTMLFrameSetElementBinding,
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HTMLHRElementBinding, HTMLHeadElementBinding, HTMLHeadingElementBinding,
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HTMLHtmlElementBinding, HTMLIFrameElementBinding, HTMLImageElementBinding,
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HTMLInputElementBinding, HTMLLIElementBinding, HTMLLabelElementBinding,
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HTMLLegendElementBinding, HTMLLinkElementBinding, HTMLMapElementBinding,
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HTMLMenuElementBinding, HTMLMetaElementBinding, HTMLMeterElementBinding, HTMLModElementBinding,
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HTMLOListElementBinding, HTMLObjectElementBinding, HTMLOptGroupElementBinding,
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HTMLOptionElementBinding, HTMLOutputElementBinding, HTMLParagraphElementBinding,
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HTMLParamElementBinding, HTMLPictureElementBinding, HTMLPreElementBinding,
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HTMLProgressElementBinding, HTMLQuoteElementBinding, HTMLScriptElementBinding,
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HTMLSelectElementBinding, HTMLSourceElementBinding, HTMLSpanElementBinding,
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HTMLStyleElementBinding, HTMLTableCaptionElementBinding, HTMLTableCellElementBinding,
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HTMLTableColElementBinding, HTMLTableElementBinding, HTMLTableRowElementBinding,
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HTMLTableSectionElementBinding, HTMLTemplateElementBinding, HTMLTextAreaElementBinding,
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HTMLTimeElementBinding, HTMLTitleElementBinding, HTMLTrackElementBinding,
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HTMLUListElementBinding, HTMLVideoElementBinding,
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};
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use crate::dom::bindings::codegen::PrototypeList;
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use crate::dom::bindings::conversions::DerivedFrom;
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use crate::dom::bindings::error::{throw_constructor_without_new, throw_dom_exception, Error};
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use crate::dom::bindings::inheritance::Castable;
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use crate::dom::bindings::interface::get_desired_proto;
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use crate::dom::bindings::reflector::DomObject;
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use crate::dom::bindings::root::DomRoot;
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use crate::dom::create::create_native_html_element;
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use crate::dom::customelementregistry::{ConstructionStackEntry, CustomElementState};
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use crate::dom::element::{Element, ElementCreator};
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use crate::dom::globalscope::GlobalScope;
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use crate::dom::htmlelement::HTMLElement;
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use crate::dom::window::Window;
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use crate::script_runtime::{CanGc, JSContext, JSContext as SafeJSContext};
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use crate::script_thread::ScriptThread;
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// https://html.spec.whatwg.org/multipage/#htmlconstructor
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unsafe fn html_constructor(
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cx: JSContext,
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global: &GlobalScope,
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call_args: &CallArgs,
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check_type: fn(&Element) -> bool,
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proto_id: PrototypeList::ID,
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creator: unsafe fn(SafeJSContext, HandleObject, *mut ProtoOrIfaceArray),
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can_gc: CanGc,
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) -> Result<(), ()> {
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let window = global.downcast::<Window>().unwrap();
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let document = window.Document();
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// Step 1
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let registry = window.CustomElements();
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// Step 2 https://html.spec.whatwg.org/multipage/#htmlconstructor
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// The custom element definition cannot use an element interface as its constructor
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// The new_target might be a cross-compartment wrapper. Get the underlying object
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// so we can do the spec's object-identity checks.
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rooted!(in(*cx) let new_target_unwrapped = UnwrapObjectDynamic(call_args.new_target().to_object(), *cx, true));
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if new_target_unwrapped.is_null() {
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throw_dom_exception(cx, global, Error::Type("new.target is null".to_owned()));
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return Err(());
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}
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if call_args.callee() == new_target_unwrapped.get() {
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throw_dom_exception(
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cx,
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global,
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Error::Type("new.target must not be the active function object".to_owned()),
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);
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return Err(());
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}
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// Step 3
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rooted!(in(*cx) let new_target = call_args.new_target().to_object());
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let definition = match registry.lookup_definition_by_constructor(new_target.handle()) {
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Some(definition) => definition,
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None => {
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throw_dom_exception(
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cx,
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global,
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Error::Type("No custom element definition found for new.target".to_owned()),
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);
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return Err(());
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},
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};
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rooted!(in(*cx) let callee = UnwrapObjectStatic(call_args.callee()));
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if callee.is_null() {
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throw_dom_exception(cx, global, Error::Security);
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return Err(());
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}
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{
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let _ac = JSAutoRealm::new(*cx, callee.get());
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rooted!(in(*cx) let mut constructor = ptr::null_mut::<JSObject>());
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rooted!(in(*cx) let global_object = CurrentGlobalOrNull(*cx));
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if definition.is_autonomous() {
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// Step 4
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// Since this element is autonomous, its active function object must be the HTMLElement
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// Retrieve the constructor object for HTMLElement
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HTMLElementBinding::GetConstructorObject(
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cx,
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global_object.handle(),
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constructor.handle_mut(),
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);
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} else {
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// Step 5
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get_constructor_object_from_local_name(
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definition.local_name.clone(),
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cx,
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global_object.handle(),
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constructor.handle_mut(),
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);
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}
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// Callee must be the same as the element interface's constructor object.
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if constructor.get() != callee.get() {
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throw_dom_exception(
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cx,
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global,
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Error::Type("Custom element does not extend the proper interface".to_owned()),
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);
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return Err(());
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}
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}
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// Step 6
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rooted!(in(*cx) let mut prototype = ptr::null_mut::<JSObject>());
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get_desired_proto(cx, call_args, proto_id, creator, prototype.handle_mut())?;
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let entry = definition.construction_stack.borrow().last().cloned();
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let result = match entry {
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// Step 8
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None => {
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// Step 8.1
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let name = QualName::new(None, ns!(html), definition.local_name.clone());
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// Any prototype used to create these elements will be overwritten before returning
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// from this function, so we don't bother overwriting the defaults here.
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let element = if definition.is_autonomous() {
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DomRoot::upcast(HTMLElement::new(name.local, None, &document, None, can_gc))
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} else {
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create_native_html_element(
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name,
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None,
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&document,
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ElementCreator::ScriptCreated,
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None,
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)
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};
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// Step 8.2 is performed in the generated caller code.
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// Step 8.3
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element.set_custom_element_state(CustomElementState::Custom);
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// Step 8.4
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element.set_custom_element_definition(definition.clone());
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// Step 8.5
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if !check_type(&element) {
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throw_dom_exception(cx, global, Error::InvalidState);
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return Err(());
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} else {
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element
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}
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},
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// Step 9
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Some(ConstructionStackEntry::Element(element)) => {
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// Step 11 is performed in the generated caller code.
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// Step 12
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let mut construction_stack = definition.construction_stack.borrow_mut();
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construction_stack.pop();
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construction_stack.push(ConstructionStackEntry::AlreadyConstructedMarker);
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// Step 13
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if !check_type(&element) {
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throw_dom_exception(cx, global, Error::InvalidState);
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return Err(());
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} else {
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element
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}
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},
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// Step 10
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Some(ConstructionStackEntry::AlreadyConstructedMarker) => {
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let s = "Top of construction stack marked AlreadyConstructed due to \
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a custom element constructor constructing itself after super()"
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.to_string();
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throw_dom_exception(cx, global, Error::Type(s));
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return Err(());
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},
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};
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rooted!(in(*cx) let mut element = result.reflector().get_jsobject().get());
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if !JS_WrapObject(*cx, element.handle_mut()) {
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return Err(());
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}
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JS_SetPrototype(*cx, element.handle(), prototype.handle());
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result.to_jsval(*cx, MutableHandleValue::from_raw(call_args.rval()));
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Ok(())
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}
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/// Returns the constructor object for the element associated with the
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/// given local name. This list should only include elements marked with the
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/// [HTMLConstructor](https://html.spec.whatwg.org/multipage/#htmlconstructor)
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/// extended attribute.
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pub(crate) fn get_constructor_object_from_local_name(
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name: LocalName,
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cx: JSContext,
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global: HandleObject,
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rval: MutableHandleObject,
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) -> bool {
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macro_rules! get_constructor(
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($binding:ident) => ({
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$binding::GetConstructorObject(cx, global, rval);
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true
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})
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);
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match name {
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local_name!("a") => get_constructor!(HTMLAnchorElementBinding),
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local_name!("abbr") => get_constructor!(HTMLElementBinding),
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local_name!("acronym") => get_constructor!(HTMLElementBinding),
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local_name!("address") => get_constructor!(HTMLElementBinding),
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local_name!("area") => get_constructor!(HTMLAreaElementBinding),
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local_name!("article") => get_constructor!(HTMLElementBinding),
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local_name!("aside") => get_constructor!(HTMLElementBinding),
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local_name!("audio") => get_constructor!(HTMLAudioElementBinding),
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local_name!("b") => get_constructor!(HTMLElementBinding),
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local_name!("base") => get_constructor!(HTMLBaseElementBinding),
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local_name!("bdi") => get_constructor!(HTMLElementBinding),
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local_name!("bdo") => get_constructor!(HTMLElementBinding),
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local_name!("big") => get_constructor!(HTMLElementBinding),
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local_name!("blockquote") => get_constructor!(HTMLQuoteElementBinding),
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local_name!("body") => get_constructor!(HTMLBodyElementBinding),
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local_name!("br") => get_constructor!(HTMLBRElementBinding),
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local_name!("button") => get_constructor!(HTMLButtonElementBinding),
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local_name!("canvas") => get_constructor!(HTMLCanvasElementBinding),
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local_name!("caption") => get_constructor!(HTMLTableCaptionElementBinding),
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local_name!("center") => get_constructor!(HTMLElementBinding),
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local_name!("cite") => get_constructor!(HTMLElementBinding),
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local_name!("code") => get_constructor!(HTMLElementBinding),
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local_name!("col") => get_constructor!(HTMLTableColElementBinding),
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local_name!("colgroup") => get_constructor!(HTMLTableColElementBinding),
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local_name!("data") => get_constructor!(HTMLDataElementBinding),
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local_name!("datalist") => get_constructor!(HTMLDataListElementBinding),
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local_name!("dd") => get_constructor!(HTMLElementBinding),
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local_name!("del") => get_constructor!(HTMLModElementBinding),
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local_name!("details") => get_constructor!(HTMLDetailsElementBinding),
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local_name!("dfn") => get_constructor!(HTMLElementBinding),
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local_name!("dialog") => get_constructor!(HTMLDialogElementBinding),
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local_name!("dir") => get_constructor!(HTMLDirectoryElementBinding),
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local_name!("div") => get_constructor!(HTMLDivElementBinding),
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local_name!("dl") => get_constructor!(HTMLDListElementBinding),
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local_name!("dt") => get_constructor!(HTMLElementBinding),
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local_name!("em") => get_constructor!(HTMLElementBinding),
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local_name!("embed") => get_constructor!(HTMLEmbedElementBinding),
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local_name!("fieldset") => get_constructor!(HTMLFieldSetElementBinding),
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local_name!("figcaption") => get_constructor!(HTMLElementBinding),
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local_name!("figure") => get_constructor!(HTMLElementBinding),
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local_name!("font") => get_constructor!(HTMLFontElementBinding),
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local_name!("footer") => get_constructor!(HTMLElementBinding),
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local_name!("form") => get_constructor!(HTMLFormElementBinding),
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local_name!("frame") => get_constructor!(HTMLFrameElementBinding),
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local_name!("frameset") => get_constructor!(HTMLFrameSetElementBinding),
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local_name!("h1") => get_constructor!(HTMLHeadingElementBinding),
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local_name!("h2") => get_constructor!(HTMLHeadingElementBinding),
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local_name!("h3") => get_constructor!(HTMLHeadingElementBinding),
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local_name!("h4") => get_constructor!(HTMLHeadingElementBinding),
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local_name!("h5") => get_constructor!(HTMLHeadingElementBinding),
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local_name!("h6") => get_constructor!(HTMLHeadingElementBinding),
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local_name!("head") => get_constructor!(HTMLHeadElementBinding),
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local_name!("header") => get_constructor!(HTMLElementBinding),
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local_name!("hgroup") => get_constructor!(HTMLElementBinding),
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local_name!("hr") => get_constructor!(HTMLHRElementBinding),
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local_name!("html") => get_constructor!(HTMLHtmlElementBinding),
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local_name!("i") => get_constructor!(HTMLElementBinding),
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local_name!("iframe") => get_constructor!(HTMLIFrameElementBinding),
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local_name!("img") => get_constructor!(HTMLImageElementBinding),
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local_name!("input") => get_constructor!(HTMLInputElementBinding),
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local_name!("ins") => get_constructor!(HTMLModElementBinding),
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local_name!("kbd") => get_constructor!(HTMLElementBinding),
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local_name!("label") => get_constructor!(HTMLLabelElementBinding),
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local_name!("legend") => get_constructor!(HTMLLegendElementBinding),
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local_name!("li") => get_constructor!(HTMLLIElementBinding),
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local_name!("link") => get_constructor!(HTMLLinkElementBinding),
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local_name!("listing") => get_constructor!(HTMLPreElementBinding),
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local_name!("main") => get_constructor!(HTMLElementBinding),
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local_name!("map") => get_constructor!(HTMLMapElementBinding),
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local_name!("mark") => get_constructor!(HTMLElementBinding),
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local_name!("marquee") => get_constructor!(HTMLElementBinding),
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local_name!("menu") => get_constructor!(HTMLMenuElementBinding),
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local_name!("meta") => get_constructor!(HTMLMetaElementBinding),
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local_name!("meter") => get_constructor!(HTMLMeterElementBinding),
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local_name!("nav") => get_constructor!(HTMLElementBinding),
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local_name!("nobr") => get_constructor!(HTMLElementBinding),
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local_name!("noframes") => get_constructor!(HTMLElementBinding),
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local_name!("noscript") => get_constructor!(HTMLElementBinding),
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local_name!("object") => get_constructor!(HTMLObjectElementBinding),
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local_name!("ol") => get_constructor!(HTMLOListElementBinding),
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local_name!("optgroup") => get_constructor!(HTMLOptGroupElementBinding),
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local_name!("option") => get_constructor!(HTMLOptionElementBinding),
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local_name!("output") => get_constructor!(HTMLOutputElementBinding),
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local_name!("p") => get_constructor!(HTMLParagraphElementBinding),
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local_name!("param") => get_constructor!(HTMLParamElementBinding),
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local_name!("picture") => get_constructor!(HTMLPictureElementBinding),
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local_name!("plaintext") => get_constructor!(HTMLPreElementBinding),
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local_name!("pre") => get_constructor!(HTMLPreElementBinding),
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local_name!("progress") => get_constructor!(HTMLProgressElementBinding),
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local_name!("q") => get_constructor!(HTMLQuoteElementBinding),
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local_name!("rp") => get_constructor!(HTMLElementBinding),
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local_name!("rt") => get_constructor!(HTMLElementBinding),
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local_name!("ruby") => get_constructor!(HTMLElementBinding),
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local_name!("s") => get_constructor!(HTMLElementBinding),
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local_name!("samp") => get_constructor!(HTMLElementBinding),
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local_name!("script") => get_constructor!(HTMLScriptElementBinding),
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local_name!("section") => get_constructor!(HTMLElementBinding),
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local_name!("select") => get_constructor!(HTMLSelectElementBinding),
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local_name!("small") => get_constructor!(HTMLElementBinding),
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local_name!("source") => get_constructor!(HTMLSourceElementBinding),
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local_name!("span") => get_constructor!(HTMLSpanElementBinding),
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local_name!("strike") => get_constructor!(HTMLElementBinding),
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local_name!("strong") => get_constructor!(HTMLElementBinding),
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local_name!("style") => get_constructor!(HTMLStyleElementBinding),
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local_name!("sub") => get_constructor!(HTMLElementBinding),
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local_name!("summary") => get_constructor!(HTMLElementBinding),
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local_name!("sup") => get_constructor!(HTMLElementBinding),
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local_name!("table") => get_constructor!(HTMLTableElementBinding),
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local_name!("tbody") => get_constructor!(HTMLTableSectionElementBinding),
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local_name!("td") => get_constructor!(HTMLTableCellElementBinding),
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local_name!("template") => get_constructor!(HTMLTemplateElementBinding),
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local_name!("textarea") => get_constructor!(HTMLTextAreaElementBinding),
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local_name!("tfoot") => get_constructor!(HTMLTableSectionElementBinding),
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local_name!("th") => get_constructor!(HTMLTableCellElementBinding),
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local_name!("thead") => get_constructor!(HTMLTableSectionElementBinding),
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local_name!("time") => get_constructor!(HTMLTimeElementBinding),
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local_name!("title") => get_constructor!(HTMLTitleElementBinding),
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local_name!("tr") => get_constructor!(HTMLTableRowElementBinding),
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local_name!("tt") => get_constructor!(HTMLElementBinding),
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local_name!("track") => get_constructor!(HTMLTrackElementBinding),
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local_name!("u") => get_constructor!(HTMLElementBinding),
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local_name!("ul") => get_constructor!(HTMLUListElementBinding),
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local_name!("var") => get_constructor!(HTMLElementBinding),
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local_name!("video") => get_constructor!(HTMLVideoElementBinding),
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local_name!("wbr") => get_constructor!(HTMLElementBinding),
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local_name!("xmp") => get_constructor!(HTMLPreElementBinding),
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_ => false,
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}
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}
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pub(crate) fn pop_current_element_queue(can_gc: CanGc) {
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ScriptThread::pop_current_element_queue(can_gc);
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}
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pub(crate) fn push_new_element_queue() {
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ScriptThread::push_new_element_queue();
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}
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pub(crate) unsafe fn call_html_constructor<T: DerivedFrom<Element> + DomObject>(
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cx: JSContext,
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args: &CallArgs,
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global: &GlobalScope,
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proto_id: PrototypeList::ID,
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creator: unsafe fn(SafeJSContext, HandleObject, *mut ProtoOrIfaceArray),
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can_gc: CanGc,
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) -> bool {
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fn element_derives_interface<T: DerivedFrom<Element>>(element: &Element) -> bool {
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element.is::<T>()
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}
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html_constructor(
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cx,
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global,
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args,
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element_derives_interface::<T>,
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proto_id,
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creator,
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can_gc,
|
|
)
|
|
.is_ok()
|
|
}
|
|
|
|
pub(crate) unsafe fn call_default_constructor(
|
|
cx: JSContext,
|
|
args: &CallArgs,
|
|
global: &GlobalScope,
|
|
proto_id: PrototypeList::ID,
|
|
ctor_name: &str,
|
|
creator: unsafe fn(JSContext, HandleObject, *mut ProtoOrIfaceArray),
|
|
constructor: impl FnOnce(JSContext, &CallArgs, &GlobalScope, HandleObject) -> bool,
|
|
) -> bool {
|
|
if !args.is_constructing() {
|
|
throw_constructor_without_new(*cx, ctor_name);
|
|
return false;
|
|
}
|
|
|
|
rooted!(in(*cx) let mut desired_proto = ptr::null_mut::<JSObject>());
|
|
let proto_result = get_desired_proto(cx, args, proto_id, creator, desired_proto.handle_mut());
|
|
if proto_result.is_err() {
|
|
return false;
|
|
}
|
|
|
|
constructor(cx, args, global, desired_proto.handle())
|
|
}
|