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Implement base_url and fallback_base_url methods.

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Ms2ger 2015-07-28 12:02:51 +02:00 • committed by Ms2ger
parent 92e64e607c
commit 7f2b21c06e
2 changed files with 54 additions and 4 deletions
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38
components/script/dom/document.rs
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@ -23,6 +23,7 @@ use dom::bindings::codegen::InheritTypes::{HTMLAreaElementDerived, HTMLEmbedElem
use dom::bindings::codegen::InheritTypes::{HTMLFormElementDerived, HTMLImageElementDerived};
use dom::bindings::codegen::InheritTypes::{HTMLScriptElementDerived, HTMLTitleElementDerived};
use dom::bindings::codegen::InheritTypes::ElementDerived;
use dom::bindings::codegen::InheritTypes::HTMLBaseElementCast;
use dom::bindings::codegen::UnionTypes::NodeOrString;
use dom::bindings::error::{ErrorResult, Fallible};
use dom::bindings::error::Error::{NotSupported, InvalidCharacter, Security};
@ -45,6 +46,7 @@ use dom::element::{ElementTypeId, ActivationElementHelpers, FocusElementHelpers}
use dom::event::{Event, EventBubbles, EventCancelable, EventHelpers};
use dom::eventtarget::{EventTarget, EventTargetTypeId, EventTargetHelpers};
use dom::htmlanchorelement::HTMLAnchorElement;
use dom::htmlbaseelement::HTMLBaseElement;
use dom::htmlcollection::{HTMLCollection, CollectionFilter};
use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
use dom::htmlheadelement::HTMLHeadElement;
@ -231,7 +233,14 @@ pub trait DocumentHelpers<'a> {
fn encoding_name(self) -> Ref<'a, DOMString>;
fn is_html_document(self) -> bool;
fn is_fully_active(self) -> bool;
/// https://dom.spec.whatwg.org/#concept-document-url
fn url(self) -> Url;
/// https://html.spec.whatwg.org/multipage/#fallback-base-url
fn fallback_base_url(self) -> Url;
/// https://html.spec.whatwg.org/multipage/#document-base-url
fn base_url(self) -> Url;
/// Returns the first `base` element in the DOM that has an `href` attribute.
fn base_element(self) -> Option<Root<HTMLBaseElement>>;
fn quirks_mode(self) -> QuirksMode;
fn set_quirks_mode(self, mode: QuirksMode);
fn set_encoding_name(self, name: DOMString);
@ -336,11 +345,38 @@ impl<'a> DocumentHelpers<'a> for &'a Document {
true
}
// https://dom.spec.whatwg.org/#dom-document-url
// https://dom.spec.whatwg.org/#concept-document-url
fn url(self) -> Url {
self.url.clone()
}
// https://html.spec.whatwg.org/multipage/#fallback-base-url
fn fallback_base_url(self) -> Url {
// Step 1: iframe srcdoc (#4767).
// Step 2: about:blank with a creator browsing context.
// Step 3.
self.url()
}
// https://html.spec.whatwg.org/multipage/#document-base-url
fn base_url(self) -> Url {
match self.base_element() {
// Step 1.
None => self.fallback_base_url(),
// Step 2.
Some(base) => base.frozen_base_url(),
}
}
/// Returns the first `base` element in the DOM that has an `href` attribute.
fn base_element(self) -> Option<Root<HTMLBaseElement>> {
NodeCast::from_ref(self)
.traverse_preorder()
.filter_map(HTMLBaseElementCast::to_root)
.filter(|element| ElementCast::from_ref(&**element).has_attribute(&atom!("href")))
.next()
}
fn quirks_mode(self) -> QuirksMode {
self.quirks_mode.get()
}