On Wed, 2013-07-10 at 22:41 +0200, Benny Pedersen wrote:
> Andreas Schulze skrev den 2013-07-10 13:11:

> > Are there SA Rules to score a missing or multiple from header?
> > Does anybody do score these and is willing to share his SA rules?
> 
> i have rules for this if i can find it again :)
> 
> tryed google it, but to no avail, email me private if you need sa rules 
> to catch double from, also seem double date btw as abused
> 
> rules is original from Mark Martinec, hope he will repost it

Doesn't seem to be hard to write afresh. Glimpse at the full headers,
identify From: thingies, count 'em, and ding the bell if there's more
than one...

  header __HAS_FROM  ALL =~ /^From:\s/m
  tflags __HAS_FROM  multiple

  meta MULTI_FROM  __FROM > 1

Easy peasy. Just combine the ALL pseudo-header with the Perl RE /m
multi-line match in a non-scoring sub-rule, together with the SA tflags
multiple. And a meta rule with arithmetic expressions. ;)

Score as you seem fit, though I wouldn't expect it to catch a lot of
otherwise low-scoring spam. Might be different for Andreas though, since
he specifically asked for it.

Oh, BTW -- untested. :)


-- 
char *t="\10pse\0r\0dtu\0.@ghno\x4e\xc8\x79\xf4\xab\x51\x8a\x10\xf4\xf4\xc4";
main(){ char h,m=h=*t++,*x=t+2*h,c,i,l=*x,s=0; for (i=0;i<l;i++){ i%8? c<<=1:
(c=*++x); c&128 && (s+=h); if (!(h>>=1)||!t[s+h]){ putchar(t[s]);h=m;s=0; }}}

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