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Handle crossorigin in link and refactor crossorigin handling

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Implemented Step three and handled step four of obtain the resource part
of 4.2.4 The link element.
Link to spec : https://html.spec.whatwg.org/multipage/semantics.html#concept-link-obtain

Refactored crossOrigin handling in HTMLScriptElement, HTMLImageElement
This commit is contained in:
mrnayak 2017-01-13 23:35:00 +05:30
parent dc93a72997
commit 3d9e44a8c4
10 changed files with 81 additions and 202 deletions
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29
components/script/dom/htmlscriptelement.rs
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@ -4,7 +4,6 @@
use document_loader::LoadType;
use dom::attr::Attr;
use dom::bindings::codegen::Bindings::AttrBinding::AttrMethods;
use dom::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
use dom::bindings::codegen::Bindings::HTMLScriptElementBinding;
use dom::bindings::codegen::Bindings::HTMLScriptElementBinding::HTMLScriptElementMethods;
@ -17,6 +16,7 @@ use dom::bindings::reflector::DomObject;
use dom::bindings::str::DOMString;
use dom::document::Document;
use dom::element::{AttributeMutation, Element, ElementCreator};
use dom::element::{cors_setting_for_element, reflect_cross_origin_attribute, set_cross_origin_attribute};
use dom::event::{Event, EventBubbles, EventCancelable};
use dom::eventdispatcher::EventStatus;
use dom::globalscope::GlobalScope;
@ -369,12 +369,7 @@ impl HTMLScriptElement {
.unwrap_or_else(|| doc.encoding());
// Step 14.
let cors_setting = match self.GetCrossOrigin() {
Some(ref s) if *s == "anonymous" => Some(CorsSettings::Anonymous),
Some(ref s) if *s == "use-credentials" => Some(CorsSettings::UseCredentials),
None => None,
_ => unreachable!()
};
let cors_setting = cors_setting_for_element(element);
// TODO: Step 15: Module script credentials mode.
@ -707,28 +702,12 @@ impl HTMLScriptElementMethods for HTMLScriptElement {
// https://html.spec.whatwg.org/multipage/#dom-script-crossorigin
fn GetCrossOrigin(&self) -> Option<DOMString> {
let element = self.upcast::<Element>();
let attr = element.get_attribute(&ns!(), &local_name!("crossorigin"));
if let Some(mut val) = attr.map(|v| v.Value()) {
val.make_ascii_lowercase();
if val == "anonymous" || val == "use-credentials" {
return Some(val);
}
return Some(DOMString::from("anonymous"));
}
None
reflect_cross_origin_attribute(self.upcast::<Element>())
}
// https://html.spec.whatwg.org/multipage/#dom-script-crossorigin
fn SetCrossOrigin(&self, value: Option<DOMString>) {
let element = self.upcast::<Element>();
match value {
Some(val) => element.set_string_attribute(&local_name!("crossorigin"), val),
None => {
element.remove_attribute(&ns!(), &local_name!("crossorigin"));
}
}
set_cross_origin_attribute(self.upcast::<Element>(), value);
}
// https://html.spec.whatwg.org/multipage/#dom-script-text