| # <@LICENSE> |
| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to you under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at: |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # </@LICENSE> |
| |
| package Mail::SpamAssassin::Plugin::Sandbox::hstern; |
| |
| use strict; |
| use warnings; |
| use Mail::SpamAssassin::Plugin; |
| use Mail::SpamAssassin::Logger; |
| use Mail::SpamAssassin::Util; |
| |
| our @ISA = qw(Mail::SpamAssassin::Plugin); |
| |
| sub new { |
| my $class = shift; |
| my $mailsa = shift; |
| |
| $class = ref($class) || $class; |
| my $self = $class->SUPER::new($mailsa); |
| bless ($self, $class); |
| |
| $self->register_eval_rule("check_fast_forward"); |
| |
| return $self; |
| } |
| |
| sub check_fast_forward { |
| my $self = shift; |
| my $status = shift; |
| my $body = $status->get_decoded_body_text_array(); |
| my $date = $status->get("Date"); |
| |
| return undef unless $date; |
| my $cdate = Mail::SpamAssassin::Util::parse_rfc822_date ($date, "+0000"); |
| return undef unless $cdate; # cannot parse date |
| my (undef, $cdmin) = gmtime($cdate); |
| |
| foreach (@$body) { |
| if ( /^Sent: (.*)/ ) { |
| my $csent = Mail::SpamAssassin::Util::parse_rfc822_date ($1, "+0000"); |
| next unless $csent; # cannot parse date |
| my (undef, $csmin) = gmtime($csent); |
| return $cdmin == $csmin; |
| } |
| } |
| |
| return undef; |
| } |
| |
| 1; |