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# <@LICENSE> # Copyright 2004 Apache Software Foundation # # Licensed 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::P595Body; use Mail::SpamAssassin::Plugin; use Mail::SpamAssassin::Logger; use Mail::SpamAssassin::Plugin::BodyRuleBaseExtractor; use Mail::SpamAssassin::Plugin::OneLineBodyRuleType; use Mail::SpamAssassin::Util qw(qr_to_string); use strict; use warnings; # use bytes; use re 'taint'; our @ISA = qw(Mail::SpamAssassin::Plugin); sub new { my $class = shift; my $mailsaobject = shift; $class = ref($class) || $class; my $self = $class->SUPER::new($mailsaobject); bless ($self, $class); $self->{one_line_body} = Mail::SpamAssassin::Plugin::OneLineBodyRuleType->new(); if ($] < 5.009005) { die "this plugin requires perl 5.9.5 or later"; } return $self; } ########################################################################### sub finish_parsing_end { my ($self, $params) = @_; my $conf = $params->{conf}; my $main = $self->{main}; $conf->{skip_body_rules} ||= { }; $self->setup_test_set ($conf, $conf->{body_tests}, 'body'); } sub setup_test_set { my ($self, $conf, $test_set, $ruletype) = @_; foreach my $pri (keys %{$test_set}) { my $nicepri = $pri; $nicepri =~ s/-/neg/g; $self->setup_test_set_pri($conf, $test_set->{$pri}, $ruletype.'_'.$nicepri, $pri); } } sub setup_test_set_pri { my ($self, $conf, $rules, $ruletype, $pri) = @_; my $alternates = []; while (my ($rule, $pat) = each %{$conf->{body_tests}->{$pri}}) { # ignore rules marked for ReplaceTags work! next if ($conf->{replace_rules}->{$rule}); # ignore regex capture template rules next if ($conf->{capture_rules}->{$rule}); next if ($conf->{capture_template_rules}->{$rule}); #$pat = Mail::SpamAssassin::Util::regexp_remove_delimiters($pat); $pat = qr_to_string($conf->{test_qrs}->{$rule}); next unless !$pat; # use the REGMARK feature: # see http://taint.org/2006/11/16/154546a.html#comment-1011 # push @{$alternates}, "$pat(*:$rule)"; # TODO: need a cleaner way to do this. I expect when rule types # are implementable in plugins, I can do it that way $conf->{skip_body_rules}->{$rule} = 1; } my $sub = ' sub { our $REGMARK; our @matched = (); $_[0] =~ m#('.join('|', @{$alternates}).')(?{ push @matched, $REGMARK; })(*FAIL)#; return @matched; } '; # warn "JMD $sub"; $conf->{$ruletype}->{trie_re_sub} = eval $sub; if ($@) { warn "REGMARK sub compilation failed: $@"; } } ########################################################################### # delegate these to the OneLineBodyRuleType object sub check_start { my ($self, $params) = @_; $self->{one_line_body}->check_start($params); } sub check_rules_at_priority { my ($self, $params) = @_; $self->{one_line_body}->check_rules_at_priority($params); } sub check_cleanup { my ($self, $params) = @_; $self->{one_line_body}->check_cleanup($params); } ########################################################################### sub run_body_fast_scan { my ($self, $params) = @_; return unless ($params->{ruletype} eq 'body'); my $pri = $params->{priority}; my $nicepri = $params->{priority}; $nicepri =~ s/-/neg/g; my $ruletype = ($params->{ruletype}.'_'.$nicepri); my $scanner = $params->{permsgstatus}; my $conf = $scanner->{conf}; my $trie_re_sub = $conf->{$ruletype}->{trie_re_sub}; if (!$trie_re_sub) { dbg("zoom: run_body_fast_scan for $ruletype skipped, no rules"); return; } my $do_dbg = (would_log('dbg', 'zoom') > 1); my $scoresptr = $conf->{scores}; dbg("zoom: run_body_fast_scan for $ruletype start"); { no strict "refs"; foreach my $line (@{$params->{lines}}) { my @caught = $trie_re_sub->($line); next unless (scalar @caught > 0); my %alreadydone; foreach my $rulename (@caught) { { next if not defined $rulename; # only try each rule once per line next if exists $alreadydone{$rulename}; $alreadydone{$rulename} = undef; # ignore 0-scored rules, of course next unless $scoresptr->{$rulename}; $scanner->got_hit($rulename, "BODY: ", ruletype => "p595_body"); } } } use strict "refs"; } dbg("zoom: run_body_fast_scan for $ruletype done"); } sub finish { my ($self) = @_; my $do_dbg = (would_log('dbg', 'zoom') > 1); return unless $do_dbg; my $miss = $self->{rule2xs_misses}; foreach my $r (sort { $miss->{$a} <=> $miss->{$b} } keys %{$miss}) { dbg("zoom: %s misses for rule2xs rule %s", $miss->{$r},$r); } } ########################################################################### 1;