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From: NAGY Andras <nagya@inf.elte.hu>
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Subject: Re: possible gnus-sieve bug
Date: Sun, 04 Nov 2001 14:17:17 +0100
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 (Simon Josefsson's message of "Sat, 3 Nov 2001 20:06:03 +0100 (CET)")
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On Sat, 03 Nov 2001, at 20:06, Simon Josefsson <jas@extundo.com> wrote:

> On Sat, 3 Nov 2001, NAGY Andras wrote:
>
>> Gnus-sieve has this function:
>> 
>> (defun gnus-sieve-guess-rule-for-article ()
>>   "Guess a sieve rule based on RFC822 article in buffer.
>>   Return NIL if no rule could be guessed."
>>     (when (message-fetch-field "sender")
>>         `(sieve address "sender" ,(regexp-quote (message-fetch-field "sender")))))
>> 
>> AFAIK, the default `comparator' in Sieve tests is `:is' (exact match),
>> therefore the regexp-quote is not required here; actually I think
>> rules generated this way should not work at all.  What do you think?
>
> Arhm, erhm, well, Cyrus Sieve uses fnmatch() even with :is (I believe)
> which is sort of like regexps, so I escaped the rule.  Now
> will probably do the escaping in the server (this was recently discussed 
> on the cyrus-imap list) so maybe we should remove it.  (But I haven't 
> upgraded yet...)
>
> But yes, it is wrong.  OTOH it would be nice to rewrite the function into 
> something much more intelligent and with a nicer interface.