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LibWeb: Let determine_the_origin() take an optional URL after all

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I originally believed that this could never receive a null URL and the
spec was inaccurate, but it seems like it can indeed.

I don't have a distilled test, but this makes logging in with GitHub
work on https://v0.dev/
This commit is contained in:
Andreas Kling 2024-09-26 07:44:12 +02:00 • committed by Andreas Kling
commit 1a4b0ded1f
Notes: github-actions[bot] 2024-09-26 08:15:13 +00:00
3 changed files with 10 additions and 8 deletions
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12
Userland/Libraries/LibWeb/HTML/BrowsingContext.cpp
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@ -59,15 +59,17 @@ bool url_matches_about_srcdoc(URL::URL const& url)
}
// https://html.spec.whatwg.org/multipage/document-sequences.html#determining-the-origin
HTML::Origin determine_the_origin(URL::URL const& url, SandboxingFlagSet sandbox_flags, Optional<HTML::Origin> source_origin)
HTML::Origin determine_the_origin(Optional<URL::URL> const& url, SandboxingFlagSet sandbox_flags, Optional<HTML::Origin> source_origin)
{
// 1. If sandboxFlags has its sandboxed origin browsing context flag set, then return a new opaque origin.
if (has_flag(sandbox_flags, SandboxingFlagSet::SandboxedOrigin)) {
return HTML::Origin {};
}
// FIXME: 2. If url is null, then return a new opaque origin.
// FIXME: There appears to be no way to get a null URL here, so it might be a spec bug.
// 2. If url is null, then return a new opaque origin.
if (!url.has_value()) {
return HTML::Origin {};
}
// 3. If url is about:srcdoc, then:
if (url == "about:srcdoc"sv) {
@ -79,11 +81,11 @@ HTML::Origin determine_the_origin(URL::URL const& url, SandboxingFlagSet sandbox
}
// 4. If url matches about:blank and sourceOrigin is non-null, then return sourceOrigin.
if (url_matches_about_blank(url) && source_origin.has_value())
if (url_matches_about_blank(*url) && source_origin.has_value())
return source_origin.release_value();
// 5. Return url's origin.
return DOMURL::url_origin(url);
return DOMURL::url_origin(*url);
}
// https://html.spec.whatwg.org/multipage/document-sequences.html#creating-a-new-auxiliary-browsing-context