[whatwg] Calcuating Referer for window.open()

timeless timeless at gmail.com
Wed May 27 18:54:22 PDT 2009

On Wed, May 27, 2009 at 9:52 AM, Adam Barth <whatwg at adambarth.com> wrote:
> I've been investigating the following question:
> Suppose frame A calls a function defined by frame B, which calls the
> open() method of frame C.  What URL is sent in the Referer header?
> My testing shows the following:
> Internet Explorer 8: No Referer sent
> Firefox 3: A's URL
> Safari 3.2: A's URL
> Google Chrome 2: A's URL
> Opera 9.52: C's URL
> My reading of the HTML 5 spec (which is somewhat confusing on this
> point) seems to indicate that B's URL will be sent.  Although I agree
> that B's URL is the "morally" right URL to send, it appears that
> browsers favor A's URL.

A is the context running scripts, so it is in the driver seat. It
referred you to the url.

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