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Add contentDocument support for HTMLIFrameElement. Fixes #3808.

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This commit is contained in:
Tomasz Kołodziejski 2014-11-10 14:42:59 -08:00
parent 8cb2b922ef
commit af30484f2a
5 changed files with 61 additions and 1 deletions
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18
components/script/dom/htmliframeelement.rs
View file

@ -6,6 +6,7 @@ use dom::attr::Attr;
use dom::attr::AttrHelpers;
use dom::bindings::codegen::Bindings::HTMLIFrameElementBinding;
use dom::bindings::codegen::Bindings::HTMLIFrameElementBinding::HTMLIFrameElementMethods;
use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
use dom::bindings::codegen::InheritTypes::{NodeCast, ElementCast};
use dom::bindings::codegen::InheritTypes::{HTMLElementCast, HTMLIFrameElementDerived};
use dom::bindings::js::{JSRef, Temporary, OptionalRootable};
@ -16,6 +17,7 @@ use dom::element::AttributeHandlers;
use dom::eventtarget::{EventTarget, NodeTargetTypeId};
use dom::htmlelement::HTMLElement;
use dom::node::{Node, NodeHelpers, ElementNodeTypeId, window_from_node};
use dom::urlhelper::UrlHelper;
use dom::virtualmethods::VirtualMethods;
use dom::window::Window;
use page::IterablePage;
@ -180,6 +182,22 @@ impl<'a> HTMLIFrameElementMethods for JSRef<'a, HTMLIFrameElement> {
})
})
}
fn GetContentDocument(self) -> Option<Temporary<Document>> {
self.GetContentWindow().root().and_then(|window| {
let self_url = match self.get_url() {
Some(self_url) => self_url,
None => return None,
};
let win_url = window_from_node(self).root().page().get_url();
if UrlHelper::SameOrigin(&self_url, &win_url) {
Some(window.Document())
} else {
None
}
})
}
}
impl<'a> VirtualMethods for JSRef<'a, HTMLIFrameElement> {

14
components/script/dom/urlhelper.rs
View file

@ -27,4 +27,18 @@ impl UrlHelper {
Some(ref hash) => format!("#{}", hash)
}
}
/// https://html.spec.whatwg.org/multipage/browsers.html#same-origin
pub fn SameOrigin(urlA: &Url, urlB: &Url) -> bool {
if urlA.host() != urlB.host() {
return false
}
if urlA.scheme != urlB.scheme {
return false
}
if urlA.port() != urlB.port() {
return false
}
return true
}
}

2
components/script/dom/webidls/HTMLIFrameElement.webidl
View file

@ -14,7 +14,7 @@ interface HTMLIFrameElement : HTMLElement {
// attribute boolean allowFullscreen;
// attribute DOMString width;
// attribute DOMString height;
//readonly attribute Document? contentDocument;
readonly attribute Document? contentDocument;
//readonly attribute WindowProxy? contentWindow;
readonly attribute Window? contentWindow;

27
tests/content/test_iframe_contentDocument.html Normal file
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@ -0,0 +1,27 @@
<html>
<head>
<meta charset="utf8" />
<script src="harness.js"></script>
<title>Iframe contentDocument test.</title>
</head>
<body>
<iframe src="test_iframe_contentDocument_inner.html" id="iframe"></iframe>
<script>
waitForExplicitFinish();
var timeout = 100;
var iframe = document.getElementById('iframe');
function test_contentWindow() {
if (!iframe.contentWindow) {
// Iframe not loaded yet, try again.
// No load event for iframe, insert bug number here.
setTimeout(test_contentWindow, timeout);
return;
}
is(iframe.contentDocument.getElementById('test').textContent, 'value');
finish();
}
test_contentWindow();
</script>
</body>
</html>

1
tests/content/test_iframe_contentDocument_inner.html Normal file
View file

@ -0,0 +1 @@
<html><body><div id="test">value</div></body></html>