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Implement document.open and document.close (fixes #14591)
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Anthony Ramine
parent
8c3abd6c79
commit
ac254046e4
52 changed files with 351 additions and 296 deletions
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@ -16,6 +16,7 @@ use dom::bindings::codegen::Bindings::DocumentBinding::{DocumentMethods, Documen
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use dom::bindings::codegen::Bindings::ElementBinding::ElementMethods;
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use dom::bindings::codegen::Bindings::EventHandlerBinding::EventHandlerNonNull;
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use dom::bindings::codegen::Bindings::EventHandlerBinding::OnErrorEventHandlerNonNull;
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use dom::bindings::codegen::Bindings::HTMLIFrameElementBinding::HTMLIFrameElementBinding::HTMLIFrameElementMethods;
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use dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
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use dom::bindings::codegen::Bindings::NodeFilterBinding::NodeFilter;
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use dom::bindings::codegen::Bindings::PerformanceBinding::PerformanceMethods;
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@ -131,7 +132,7 @@ use style::attr::AttrValue;
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use style::context::{QuirksMode, ReflowGoal};
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use style::restyle_hints::{RestyleHint, RESTYLE_STYLE_ATTRIBUTE};
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use style::selector_parser::{RestyleDamage, Snapshot};
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use style::str::{split_html_space_chars, str_join};
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use style::str::{HTML_SPACE_CHARACTERS, split_html_space_chars, str_join};
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use style::stylesheets::Stylesheet;
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use task_source::TaskSource;
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use time;
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@ -1756,6 +1757,37 @@ impl Document {
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// TODO: client message queue.
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}
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// https://html.spec.whatwg.org/multipage/#abort-a-document
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fn abort(&self) {
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// We need to inhibit the loader before anything else.
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self.loader.borrow_mut().inhibit_events();
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// Step 1.
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for iframe in self.iter_iframes() {
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if let Some(document) = iframe.GetContentDocument() {
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// TODO: abort the active documents of every child browsing context.
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document.abort();
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// TODO: salvageable flag.
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}
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}
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// Step 2.
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self.script_blocking_stylesheets_count.set(0);
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*self.pending_parsing_blocking_script.borrow_mut() = None;
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*self.asap_scripts_set.borrow_mut() = vec![];
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self.asap_in_order_scripts_list.clear();
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self.deferred_scripts.clear();
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// TODO: https://github.com/servo/servo/issues/15236
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self.window.cancel_all_tasks();
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// Step 3.
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if let Some(parser) = self.get_current_parser() {
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parser.abort();
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// TODO: salvageable flag.
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}
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}
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pub fn notify_constellation_load(&self) {
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let global_scope = self.window.upcast::<GlobalScope>();
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let pipeline_id = global_scope.pipeline_id();
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@ -3280,6 +3312,149 @@ impl DocumentMethods for Document {
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elements
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}
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// https://html.spec.whatwg.org/multipage/#dom-document-open
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fn Open(&self, type_: DOMString, replace: DOMString) -> Fallible<Root<Document>> {
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if !self.is_html_document() {
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// Step 1.
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return Err(Error::InvalidState);
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}
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// Step 2.
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// TODO: handle throw-on-dynamic-markup-insertion counter.
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if !self.is_active() {
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// Step 3.
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return Ok(Root::from_ref(self));
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}
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let entry_responsible_document = GlobalScope::entry().as_window().Document();
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if !self.origin.same_origin(&entry_responsible_document.origin) {
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// Step 4.
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return Err(Error::Security);
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}
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if self.get_current_parser().map_or(false, |parser| parser.script_nesting_level() > 0) {
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// Step 5.
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return Ok(Root::from_ref(self));
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}
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// Step 6.
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// TODO: ignore-opens-during-unload counter check.
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// Step 7: first argument already bound to `type_`.
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// Step 8.
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// TODO: check session history's state.
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let replace = replace.eq_ignore_ascii_case("replace");
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// Step 9.
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// TODO: salvageable flag.
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// Step 10.
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// TODO: prompt to unload.
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// Step 11.
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// TODO: unload.
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// Step 12.
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self.abort();
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// Step 13.
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for node in self.upcast::<Node>().traverse_preorder() {
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node.upcast::<EventTarget>().remove_all_listeners();
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}
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// Step 14.
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// TODO: remove any tasks associated with the Document in any task source.
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// Step 15.
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Node::replace_all(None, self.upcast::<Node>());
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// Steps 16-18.
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// Let's not?
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// TODO: https://github.com/whatwg/html/issues/1698
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// Step 19.
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self.implementation.set(None);
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self.location.set(None);
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self.images.set(None);
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self.embeds.set(None);
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self.links.set(None);
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self.forms.set(None);
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self.scripts.set(None);
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self.anchors.set(None);
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self.applets.set(None);
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*self.stylesheets.borrow_mut() = None;
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self.stylesheets_changed_since_reflow.set(true);
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self.animation_frame_ident.set(0);
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self.animation_frame_list.borrow_mut().clear();
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self.pending_restyles.borrow_mut().clear();
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self.target_element.set(None);
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*self.last_click_info.borrow_mut() = None;
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// Step 20.
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self.set_encoding(UTF_8);
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// Step 21.
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// TODO: reload override buffer.
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// Step 22.
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// TODO: salvageable flag.
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let url = entry_responsible_document.url();
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// Step 23.
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self.set_url(url.clone());
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// Step 24.
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// TODO: mute iframe load.
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// Step 27.
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let type_ = if type_.eq_ignore_ascii_case("replace") {
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"text/html"
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} else if let Some(position) = type_.find(';') {
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&type_[0..position]
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} else {
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&*type_
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};
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let type_ = type_.trim_matches(HTML_SPACE_CHARACTERS);
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// Step 25.
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let resource_threads =
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self.window.upcast::<GlobalScope>().resource_threads().clone();
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*self.loader.borrow_mut() =
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DocumentLoader::new_with_threads(resource_threads, Some(url.clone()));
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ServoParser::parse_html_script_input(self, url, type_);
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// Step 26.
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self.ready_state.set(DocumentReadyState::Interactive);
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// Step 28 is handled when creating the parser in step 25.
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// Step 29.
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// TODO: truncate session history.
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// Step 30.
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// TODO: remove history traversal tasks.
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// Step 31.
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// TODO: remove earlier entries.
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if !replace {
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// Step 32.
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// TODO: add history entry.
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}
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// Step 33.
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// TODO: clear fired unload flag.
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// Step 34 is handled when creating the parser in step 25.
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// Step 35.
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Ok(Root::from_ref(self))
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}
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// https://html.spec.whatwg.org/multipage/#dom-document-write
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fn Write(&self, text: Vec<DOMString>) -> ErrorResult {
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if !self.is_html_document() {
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@ -3294,9 +3469,8 @@ impl DocumentMethods for Document {
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return Ok(());
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}
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let parser = self.get_current_parser();
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let parser = match parser.as_ref() {
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Some(parser) if parser.script_nesting_level() > 0 => parser,
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let parser = match self.get_current_parser() {
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Some(ref parser) if parser.can_write() => Root::from_ref(&**parser),
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_ => {
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// Either there is no parser, which means the parsing ended;
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// or script nesting level is 0, which means the method was
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@ -3307,8 +3481,8 @@ impl DocumentMethods for Document {
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return Ok(());
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}
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// Step 5.
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// TODO: call document.open().
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return Err(Error::InvalidState);
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self.Open("text/html".into(), "".into())?;
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self.get_current_parser().unwrap()
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}
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};
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@ -3328,6 +3502,30 @@ impl DocumentMethods for Document {
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self.Write(text)
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}
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// https://html.spec.whatwg.org/multipage/#dom-document-close
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fn Close(&self) -> ErrorResult {
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if !self.is_html_document() {
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// Step 1.
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return Err(Error::InvalidState);
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}
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// Step 2.
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// TODO: handle throw-on-dynamic-markup-insertion counter.
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let parser = match self.get_current_parser() {
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Some(ref parser) if parser.is_script_created() => Root::from_ref(&**parser),
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_ => {
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// Step 3.
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return Ok(());
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}
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};
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// Step 4-6.
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parser.close();
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Ok(())
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}
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// https://html.spec.whatwg.org/multipage/#documentandelementeventhandlers
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document_and_element_event_handlers!();
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@ -3496,6 +3694,7 @@ impl PendingInOrderScriptVec {
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fn is_empty(&self) -> bool {
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self.scripts.borrow().is_empty()
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}
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fn push(&self, element: &HTMLScriptElement) {
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self.scripts.borrow_mut().push_back(PendingScript::new(element));
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}
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@ -3515,6 +3714,10 @@ impl PendingInOrderScriptVec {
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scripts.pop_front();
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pair
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}
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fn clear(&self) {
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*self.scripts.borrow_mut() = Default::default();
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}
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}
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#[derive(HeapSizeOf, JSTraceable)]
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