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Fire a mozbrowseropenwindow event when an html anchor has a non-self target.

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This commit is contained in:
Alan Jeffrey 2016-05-31 14:23:06 -05:00
parent 55b0bb027c
commit 835b6a9017
9 changed files with 115 additions and 8 deletions
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28
components/script/dom/htmlanchorelement.rs
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@ -26,9 +26,11 @@ use dom::node::{Node, document_from_node, window_from_node};
use dom::urlhelper::UrlHelper;
use dom::virtualmethods::VirtualMethods;
use num_traits::ToPrimitive;
use script_traits::MozBrowserEvent;
use std::default::Default;
use string_cache::Atom;
use url::Url;
use util::prefs::mozbrowser_enabled;
#[dom_struct]
pub struct HTMLAnchorElement {
@ -536,30 +538,48 @@ impl Activatable for HTMLAnchorElement {
}
}
/// https://html.spec.whatwg.org/multipage/#the-rules-for-choosing-a-browsing-context-given-a-browsing-context-name
fn is_current_browsing_context(target: DOMString) -> bool {
target.is_empty() || target == "_self"
}
/// https://html.spec.whatwg.org/multipage/#following-hyperlinks-2
fn follow_hyperlink(subject: &Element, hyperlink_suffix: Option<String>) {
// Step 1: replace.
// Step 2: source browsing context.
// Step 3: target browsing context.
let target = subject.get_attribute(&ns!(), &atom!("target"));
// Step 4.
// Step 4: disown target's opener if needed.
let attribute = subject.get_attribute(&ns!(), &atom!("href")).unwrap();
let mut href = attribute.Value();
// Step 6.
// Step 7: append a hyperlink suffix.
// https://www.w3.org/Bugs/Public/show_bug.cgi?id=28925
if let Some(suffix) = hyperlink_suffix {
href.push_str(&suffix);
}
// Step 4-5.
// Step 5: parse the URL.
// Step 6: navigate to an error document if parsing failed.
let document = document_from_node(subject);
let url = match document.url().join(&href) {
Ok(url) => url,
Err(_) => return,
};
// Step 7.
// Step 8: navigate to the URL.
if let Some(target) = target {
if mozbrowser_enabled() && !is_current_browsing_context(target.Value()) {
// https://developer.mozilla.org/en-US/docs/Web/Events/mozbrowseropenwindow
// TODO: referrer and opener
// TODO: should we send the normalized url or the non-normalized href?
let event = MozBrowserEvent::OpenWindow(url.into_string(), Some(String::from(target.Value())), None);
document.trigger_mozbrowser_event(event);
return
}
}
debug!("following hyperlink to {}", url);
let window = document.window();
window.load_url(url);