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servo: Merge #15303 - Implement document.open and document.close (from nox:open-your-heart-to-eternal-dimension); r=jdm
Source-Repo: https://github.com/servo/servo Source-Revision: fa60ce62b8770c4658518e4fe66dbb529b9ffd5f --HG-- extra : subtree_source : https%3A//hg.mozilla.org/projects/converted-servo-linear extra : subtree_revision : 1f323b38ccb4ec9de38477c8bebbb88ff184d287
This commit is contained in:
parent
a2185dc366
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f070dfd730
@ -170,11 +170,16 @@ impl DOMString {
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self.0.push_str(string)
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}
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/// Truncates this `DOMString`, removing all contents.
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/// Clears this `DOMString`, removing all contents.
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pub fn clear(&mut self) {
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self.0.clear()
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}
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/// Shortens this String to the specified length.
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pub fn truncate(&mut self, new_len: usize) {
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self.0.truncate(new_len);
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}
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/// An iterator over the bytes of this `DOMString`.
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pub fn bytes(&self) -> Bytes {
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self.0.bytes()
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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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@ -306,6 +306,10 @@ impl EventTarget {
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event.dispatch(self, None)
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}
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pub fn remove_all_listeners(&self) {
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*self.handlers.borrow_mut() = Default::default();
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}
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/// https://html.spec.whatwg.org/multipage/#event-handler-attributes:event-handlers-11
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fn set_inline_event_listener(&self,
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ty: Atom,
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@ -38,6 +38,7 @@ use script_thread::ScriptThread;
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use script_traits::DocumentActivity;
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use servo_config::resource_files::read_resource_file;
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use servo_url::ServoUrl;
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use std::ascii::AsciiExt;
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use std::cell::Cell;
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use std::mem;
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@ -75,6 +76,10 @@ pub struct ServoParser {
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suspended: Cell<bool>,
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/// https://html.spec.whatwg.org/multipage/#script-nesting-level
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script_nesting_level: Cell<usize>,
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/// https://html.spec.whatwg.org/multipage/#abort-a-parser
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aborted: Cell<bool>,
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/// https://html.spec.whatwg.org/multipage/#script-created-parser
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script_created_parser: bool,
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}
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#[derive(PartialEq)]
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@ -87,7 +92,8 @@ impl ServoParser {
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pub fn parse_html_document(document: &Document, input: DOMString, url: ServoUrl) {
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let parser = ServoParser::new(document,
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Tokenizer::Html(self::html::Tokenizer::new(document, url, None)),
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LastChunkState::NotReceived);
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LastChunkState::NotReceived,
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ParserKind::Normal);
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parser.parse_chunk(String::from(input));
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}
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@ -129,7 +135,8 @@ impl ServoParser {
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Tokenizer::Html(self::html::Tokenizer::new(&document,
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url.clone(),
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Some(fragment_context))),
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LastChunkState::Received);
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LastChunkState::Received,
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ParserKind::Normal);
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parser.parse_chunk(String::from(input));
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// Step 14.
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@ -139,10 +146,23 @@ impl ServoParser {
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}
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}
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pub fn parse_html_script_input(document: &Document, url: ServoUrl, type_: &str) {
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let parser = ServoParser::new(document,
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Tokenizer::Html(self::html::Tokenizer::new(document, url, None)),
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LastChunkState::NotReceived,
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ParserKind::ScriptCreated);
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document.set_current_parser(Some(&parser));
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if !type_.eq_ignore_ascii_case("text/html") {
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parser.parse_chunk("<pre>\n".to_owned());
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parser.tokenizer.borrow_mut().set_plaintext_state();
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}
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}
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pub fn parse_xml_document(document: &Document, input: DOMString, url: ServoUrl) {
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let parser = ServoParser::new(document,
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Tokenizer::Xml(self::xml::Tokenizer::new(document, url)),
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LastChunkState::NotReceived);
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LastChunkState::NotReceived,
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ParserKind::Normal);
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parser.parse_chunk(String::from(input));
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}
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@ -150,6 +170,10 @@ impl ServoParser {
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self.script_nesting_level.get()
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}
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pub fn is_script_created(&self) -> bool {
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self.script_created_parser
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}
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/// Corresponds to the latter part of the "Otherwise" branch of the 'An end
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/// tag whose tag name is "script"' of
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/// https://html.spec.whatwg.org/multipage/#parsing-main-incdata
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@ -186,9 +210,13 @@ impl ServoParser {
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}
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}
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pub fn can_write(&self) -> bool {
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self.script_created_parser || self.script_nesting_level.get() > 0
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}
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/// Steps 6-8 of https://html.spec.whatwg.org/multipage/#document.write()
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pub fn write(&self, text: Vec<DOMString>) {
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assert!(self.script_nesting_level.get() > 0);
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assert!(self.can_write());
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if self.document.has_pending_parsing_blocking_script() {
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// There is already a pending parsing blocking script so the
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@ -225,10 +253,47 @@ impl ServoParser {
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assert!(input.is_empty());
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}
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// Steps 4-6 of https://html.spec.whatwg.org/multipage/#dom-document-close
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pub fn close(&self) {
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assert!(self.script_created_parser);
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// Step 4.
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self.last_chunk_received.set(true);
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if self.suspended.get() {
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// Step 5.
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return;
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}
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// Step 6.
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self.parse_sync();
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}
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// https://html.spec.whatwg.org/multipage/#abort-a-parser
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pub fn abort(&self) {
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assert!(!self.aborted.get());
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self.aborted.set(true);
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// Step 1.
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*self.script_input.borrow_mut() = BufferQueue::new();
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*self.network_input.borrow_mut() = BufferQueue::new();
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// Step 2.
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self.document.set_ready_state(DocumentReadyState::Interactive);
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// Step 3.
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self.tokenizer.borrow_mut().end();
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self.document.set_current_parser(None);
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// Step 4.
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self.document.set_ready_state(DocumentReadyState::Interactive);
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}
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#[allow(unrooted_must_root)]
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fn new_inherited(document: &Document,
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tokenizer: Tokenizer,
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last_chunk_state: LastChunkState)
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last_chunk_state: LastChunkState,
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kind: ParserKind)
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-> Self {
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ServoParser {
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reflector: Reflector::new(),
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@ -239,15 +304,18 @@ impl ServoParser {
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last_chunk_received: Cell::new(last_chunk_state == LastChunkState::Received),
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suspended: Default::default(),
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script_nesting_level: Default::default(),
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aborted: Default::default(),
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script_created_parser: kind == ParserKind::ScriptCreated,
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}
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}
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#[allow(unrooted_must_root)]
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fn new(document: &Document,
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tokenizer: Tokenizer,
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last_chunk_state: LastChunkState)
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last_chunk_state: LastChunkState,
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kind: ParserKind)
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-> Root<Self> {
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reflect_dom_object(box ServoParser::new_inherited(document, tokenizer, last_chunk_state),
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reflect_dom_object(box ServoParser::new_inherited(document, tokenizer, last_chunk_state, kind),
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document.window(),
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ServoParserBinding::Wrap)
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}
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@ -301,6 +369,7 @@ impl ServoParser {
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{
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loop {
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assert!(!self.suspended.get());
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assert!(!self.aborted.get());
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|
||||
self.document.reflow_if_reflow_timer_expired();
|
||||
let script = match feed(&mut *self.tokenizer.borrow_mut()) {
|
||||
@ -358,6 +427,12 @@ impl Iterator for FragmentParsingResult {
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(HeapSizeOf, JSTraceable, PartialEq)]
|
||||
enum ParserKind {
|
||||
Normal,
|
||||
ScriptCreated,
|
||||
}
|
||||
|
||||
#[derive(HeapSizeOf, JSTraceable)]
|
||||
#[must_root]
|
||||
enum Tokenizer {
|
||||
@ -462,6 +537,9 @@ impl FetchResponseListener for ParserContext {
|
||||
Some(parser) => parser,
|
||||
None => return,
|
||||
};
|
||||
if parser.aborted.get() {
|
||||
return;
|
||||
}
|
||||
|
||||
self.parser = Some(Trusted::new(&*parser));
|
||||
|
||||
@ -528,15 +606,19 @@ impl FetchResponseListener for ParserContext {
|
||||
}
|
||||
|
||||
fn process_response_chunk(&mut self, payload: Vec<u8>) {
|
||||
if !self.is_synthesized_document {
|
||||
// FIXME: use Vec<u8> (html5ever #34)
|
||||
let data = UTF_8.decode(&payload, DecoderTrap::Replace).unwrap();
|
||||
let parser = match self.parser.as_ref() {
|
||||
Some(parser) => parser.root(),
|
||||
None => return,
|
||||
};
|
||||
parser.parse_chunk(data);
|
||||
if self.is_synthesized_document {
|
||||
return;
|
||||
}
|
||||
// FIXME: use Vec<u8> (html5ever #34)
|
||||
let data = UTF_8.decode(&payload, DecoderTrap::Replace).unwrap();
|
||||
let parser = match self.parser.as_ref() {
|
||||
Some(parser) => parser.root(),
|
||||
None => return,
|
||||
};
|
||||
if parser.aborted.get() {
|
||||
return;
|
||||
}
|
||||
parser.parse_chunk(data);
|
||||
}
|
||||
|
||||
fn process_response_eof(&mut self, status: Result<(), NetworkError>) {
|
||||
@ -544,6 +626,9 @@ impl FetchResponseListener for ParserContext {
|
||||
Some(parser) => parser.root(),
|
||||
None => return,
|
||||
};
|
||||
if parser.aborted.get() {
|
||||
return;
|
||||
}
|
||||
|
||||
if let Err(err) = status {
|
||||
// TODO(Savago): we should send a notification to callers #5463.
|
||||
|
@ -111,9 +111,11 @@ partial /*sealed*/ interface Document {
|
||||
readonly attribute HTMLScriptElement? currentScript;
|
||||
|
||||
// dynamic markup insertion
|
||||
// Document open(optional DOMString type = "text/html", optional DOMString replace = "");
|
||||
[Throws]
|
||||
Document open(optional DOMString type = "text/html", optional DOMString replace = "");
|
||||
// WindowProxy open(DOMString url, DOMString name, DOMString features, optional boolean replace = false);
|
||||
// void close();
|
||||
[Throws]
|
||||
void close();
|
||||
[Throws]
|
||||
void write(DOMString... text);
|
||||
[Throws]
|
||||
|
@ -60,8 +60,8 @@ use net_traits::storage_thread::StorageType;
|
||||
use num_traits::ToPrimitive;
|
||||
use open;
|
||||
use origin::Origin;
|
||||
use profile_traits::mem;
|
||||
use profile_traits::time::ProfilerChan;
|
||||
use profile_traits::mem::ProfilerChan as MemProfilerChan;
|
||||
use profile_traits::time::ProfilerChan as TimeProfilerChan;
|
||||
use rustc_serialize::base64::{FromBase64, STANDARD, ToBase64};
|
||||
use script_layout_interface::TrustedNodeAddress;
|
||||
use script_layout_interface::message::{Msg, Reflow, ReflowQueryType, ScriptReflow};
|
||||
@ -87,6 +87,7 @@ use std::cell::Cell;
|
||||
use std::collections::{HashMap, HashSet};
|
||||
use std::default::Default;
|
||||
use std::io::{Write, stderr, stdout};
|
||||
use std::mem;
|
||||
use std::rc::Rc;
|
||||
use std::sync::{Arc, Mutex};
|
||||
use std::sync::atomic::{AtomicBool, Ordering};
|
||||
@ -231,7 +232,7 @@ pub struct Window {
|
||||
|
||||
/// A flag to prevent async events from attempting to interact with this window.
|
||||
#[ignore_heap_size_of = "defined in std"]
|
||||
ignore_further_async_events: Arc<AtomicBool>,
|
||||
ignore_further_async_events: DOMRefCell<Arc<AtomicBool>>,
|
||||
|
||||
error_reporter: CSSErrorReporter,
|
||||
|
||||
@ -255,7 +256,7 @@ impl Window {
|
||||
*self.js_runtime.borrow_for_script_deallocation() = None;
|
||||
self.browsing_context.set(None);
|
||||
self.current_state.set(WindowState::Zombie);
|
||||
self.ignore_further_async_events.store(true, Ordering::Relaxed);
|
||||
self.ignore_further_async_events.borrow().store(true, Ordering::Relaxed);
|
||||
}
|
||||
}
|
||||
|
||||
@ -917,10 +918,19 @@ impl WindowMethods for Window {
|
||||
impl Window {
|
||||
pub fn get_runnable_wrapper(&self) -> RunnableWrapper {
|
||||
RunnableWrapper {
|
||||
cancelled: Some(self.ignore_further_async_events.clone()),
|
||||
cancelled: Some(self.ignore_further_async_events.borrow().clone()),
|
||||
}
|
||||
}
|
||||
|
||||
/// Cancels all the tasks associated with that window.
|
||||
///
|
||||
/// This sets the current `ignore_further_async_events` sentinel value to
|
||||
/// `true` and replaces it with a brand new one for future tasks.
|
||||
pub fn cancel_all_tasks(&self) {
|
||||
let cancelled = mem::replace(&mut *self.ignore_further_async_events.borrow_mut(), Default::default());
|
||||
cancelled.store(true, Ordering::Relaxed);
|
||||
}
|
||||
|
||||
pub fn clear_js_runtime(&self) {
|
||||
// We tear down the active document, which causes all the attached
|
||||
// nodes to dispose of their layout data. This messages the layout
|
||||
@ -944,7 +954,7 @@ impl Window {
|
||||
self.current_state.set(WindowState::Zombie);
|
||||
*self.js_runtime.borrow_mut() = None;
|
||||
self.browsing_context.set(None);
|
||||
self.ignore_further_async_events.store(true, Ordering::SeqCst);
|
||||
self.ignore_further_async_events.borrow().store(true, Ordering::SeqCst);
|
||||
}
|
||||
|
||||
/// https://drafts.csswg.org/cssom-view/#dom-window-scroll
|
||||
@ -1611,8 +1621,8 @@ impl Window {
|
||||
image_cache_thread: ImageCacheThread,
|
||||
resource_threads: ResourceThreads,
|
||||
bluetooth_thread: IpcSender<BluetoothRequest>,
|
||||
mem_profiler_chan: mem::ProfilerChan,
|
||||
time_profiler_chan: ProfilerChan,
|
||||
mem_profiler_chan: MemProfilerChan,
|
||||
time_profiler_chan: TimeProfilerChan,
|
||||
devtools_chan: Option<IpcSender<ScriptToDevtoolsControlMsg>>,
|
||||
constellation_chan: IpcSender<ConstellationMsg>,
|
||||
control_chan: IpcSender<ConstellationControlMsg>,
|
||||
@ -1681,7 +1691,7 @@ impl Window {
|
||||
devtools_marker_sender: DOMRefCell::new(None),
|
||||
devtools_markers: DOMRefCell::new(HashSet::new()),
|
||||
webdriver_script_chan: DOMRefCell::new(None),
|
||||
ignore_further_async_events: Arc::new(AtomicBool::new(false)),
|
||||
ignore_further_async_events: Default::default(),
|
||||
error_reporter: error_reporter,
|
||||
scroll_offsets: DOMRefCell::new(HashMap::new()),
|
||||
media_query_lists: WeakMediaQueryListVec::new(),
|
||||
|
Loading…
Reference in New Issue
Block a user