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It was removed from the spec and it's disabled everywhere.
This also removes the meta viewport support (which was implemented on top), but that also had a single test and is disabled everywhere, so I'm not too concerned, it can be implemented again if / when needed.
This commit is contained in:
parent
7412e28349
commit
349edff768
34 changed files with 35 additions and 1139 deletions
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@ -3,38 +3,25 @@
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use crate::dom::attr::Attr;
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use crate::dom::bindings::cell::DomRefCell;
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use crate::dom::bindings::codegen::Bindings::HTMLMetaElementBinding::HTMLMetaElementMethods;
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use crate::dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
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use crate::dom::bindings::inheritance::Castable;
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use crate::dom::bindings::root::{DomRoot, MutNullableDom};
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use crate::dom::bindings::root::DomRoot;
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use crate::dom::bindings::str::DOMString;
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use crate::dom::cssstylesheet::CSSStyleSheet;
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use crate::dom::document::Document;
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use crate::dom::element::{AttributeMutation, Element};
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use crate::dom::htmlelement::HTMLElement;
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use crate::dom::htmlheadelement::HTMLHeadElement;
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use crate::dom::node::{
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document_from_node, stylesheets_owner_from_node, window_from_node, BindContext, Node,
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UnbindContext,
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};
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use crate::dom::node::{BindContext, Node, UnbindContext};
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use crate::dom::virtualmethods::VirtualMethods;
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use dom_struct::dom_struct;
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use html5ever::{LocalName, Prefix};
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use js::rust::HandleObject;
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use servo_arc::Arc;
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use servo_config::pref;
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use std::sync::atomic::AtomicBool;
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use style::media_queries::MediaList;
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use style::str::HTML_SPACE_CHARACTERS;
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use style::stylesheets::{CssRule, CssRules, Origin, Stylesheet, StylesheetContents, ViewportRule};
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#[dom_struct]
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pub struct HTMLMetaElement {
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htmlelement: HTMLElement,
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#[ignore_malloc_size_of = "Arc"]
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stylesheet: DomRefCell<Option<Arc<Stylesheet>>>,
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cssom_stylesheet: MutNullableDom<CSSStyleSheet>,
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}
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impl HTMLMetaElement {
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@ -45,8 +32,6 @@ impl HTMLMetaElement {
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) -> HTMLMetaElement {
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HTMLMetaElement {
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htmlelement: HTMLElement::new_inherited(local_name, prefix, document),
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stylesheet: DomRefCell::new(None),
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cssom_stylesheet: MutNullableDom::new(None),
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}
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}
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@ -64,73 +49,17 @@ impl HTMLMetaElement {
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)
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}
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pub fn get_stylesheet(&self) -> Option<Arc<Stylesheet>> {
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self.stylesheet.borrow().clone()
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}
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pub fn get_cssom_stylesheet(&self) -> Option<DomRoot<CSSStyleSheet>> {
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self.get_stylesheet().map(|sheet| {
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self.cssom_stylesheet.or_init(|| {
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CSSStyleSheet::new(
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&window_from_node(self),
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self.upcast::<Element>(),
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"text/css".into(),
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None, // todo handle location
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None, // todo handle title
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sheet,
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)
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})
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})
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}
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fn process_attributes(&self) {
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let element = self.upcast::<Element>();
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if let Some(ref name) = element.get_name() {
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let name = name.to_ascii_lowercase();
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let name = name.trim_matches(HTML_SPACE_CHARACTERS);
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if name == "viewport" {
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self.apply_viewport();
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}
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if name == "referrer" {
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self.apply_referrer();
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}
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}
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}
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#[allow(unrooted_must_root)]
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fn apply_viewport(&self) {
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if !pref!(layout.viewport.enabled) {
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return;
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}
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let element = self.upcast::<Element>();
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if let Some(ref content) = element.get_attribute(&ns!(), &local_name!("content")) {
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let content = content.value();
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if !content.is_empty() {
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if let Some(translated_rule) = ViewportRule::from_meta(&**content) {
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let stylesheets_owner = stylesheets_owner_from_node(self);
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let document = document_from_node(self);
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let shared_lock = document.style_shared_lock();
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let rule = CssRule::Viewport(Arc::new(shared_lock.wrap(translated_rule)));
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let sheet = Arc::new(Stylesheet {
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contents: StylesheetContents::from_data(
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CssRules::new(vec![rule], shared_lock),
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Origin::Author,
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window_from_node(self).get_url(),
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document.quirks_mode(),
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),
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media: Arc::new(shared_lock.wrap(MediaList::empty())),
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shared_lock: shared_lock.clone(),
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disabled: AtomicBool::new(false),
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});
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*self.stylesheet.borrow_mut() = Some(sheet.clone());
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stylesheets_owner.add_stylesheet(self.upcast(), sheet);
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}
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}
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}
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}
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fn process_referrer_attribute(&self) {
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let element = self.upcast::<Element>();
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if let Some(ref name) = element.get_name() {
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@ -197,10 +126,6 @@ impl VirtualMethods for HTMLMetaElement {
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if context.tree_connected {
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self.process_referrer_attribute();
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if let Some(s) = self.stylesheet.borrow_mut().take() {
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stylesheets_owner_from_node(self).remove_stylesheet(self.upcast(), &s);
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}
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}
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}
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}
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