GNU bug report logs - #75998
[guile-lib] html->sxml does not decode entities in attributes

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Package: guile;

Reported by: Tomas Volf <~@wolfsden.cz>

Date: Sat, 1 Feb 2025 20:11:01 UTC

Severity: normal

Done: Tomas Volf <~@wolfsden.cz>

Bug is archived. No further changes may be made.

Forwarded to oleg@okmij.org

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From: Tomas Volf <~@wolfsden.cz>
To: <tomas <at> tuxteam.de>
Cc: 75998 <at> debbugs.gnu.org
Subject: bug#75998: [guile-lib] html->sxml does not decode entities in attributes
Date: Sun, 02 Feb 2025 10:57:03 +0100
[Message part 1 (text/plain, inline)]
<tomas <at> tuxteam.de> writes:

> On Sat, Feb 01, 2025 at 09:10:04PM +0100, Tomas Volf wrote:
>> 
>> Hello,
>> 
>> I think I found a bug in the htmlprag module in guile-lib.  When parsing
>> attributes, the values are not properly decoded:
>> 
>> --8<---------------cut here---------------start------------->8---
>> scheme@(guile-user)> ,use (htmlprag)
>> scheme@(guile-user)> (html->sxml "<hr aaa=\"bbb&quot;ccc'ddd\" />")
>> $1 = (*TOP* (hr (@ (aaa "bbb&quot;ccc'ddd"))))
>> scheme@(guile-user)> (html->sxml "<a href=\"a&amp;b\" />")
>> $2 = (*TOP* (a (@ (href "a&amp;b"))))
>> --8<---------------cut here---------------end--------------->8---
>> 
>> I think that $1 should be "bbb\"ccc'ddd" and $2 should be "a&b".
>
> Ouch. Have you contacted Oleg Kiselyov about it? He's usually pretty
> responsive and very friendly.

I did not.  I did not find a "how to report bugs" section on guile-lib's
website, and on the (htmlprag) documentation section Oleg Kiselyov is
mentioned only in one sentence as a "Thanks".

I think I have managed to find his email in one Haskell paper of his, so
I will CC him on the bug report, as suggested.

Thanks,
Tomas

-- 
There are only two hard things in Computer Science:
cache invalidation, naming things and off-by-one errors.
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This bug report was last modified 95 days ago.

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