factor/basis/furnace/referrer/referrer.factor

18 lines
569 B
Factor

! Copyright (C) 2008 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors kernel http.server http.server.filters
http.server.responses furnace.utilities ;
IN: furnace.referrer
TUPLE: referrer-check < filter-responder quot ;
C: <referrer-check> referrer-check
M: referrer-check call-responder*
referrer over quot>> call
[ call-next-method ]
[ 2drop 403 "Bad referrer" <trivial-response> ] if ;
: <check-form-submissions> ( responder -- responder' )
[ post-request? [ same-host? ] [ drop t ] if ] <referrer-check> ;