mirror of https://github.com/pragma-/pbot.git
139 lines
3.8 KiB
Perl
139 lines
3.8 KiB
Perl
# File: BanTracker.pm
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# Author: pragma_
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#
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# Purpose: Populates and maintains channel banlists by checking mode +b on
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# joining channels and by tracking modes +b and -b in channels.
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#
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# Does NOT do banning or unbanning.
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package PBot::BanTracker;
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use warnings;
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use strict;
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use vars qw($VERSION);
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$VERSION = $PBot::PBot::VERSION;
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use Time::HiRes qw/gettimeofday/;
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use Time::Duration;
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use Data::Dumper;
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use Carp ();
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sub new {
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if(ref($_[1]) eq 'HASH') {
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Carp::croak("Options to BanTracker should be key/value pairs, not hash reference");
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}
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my ($class, %conf) = @_;
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my $self = bless {}, $class;
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$self->initialize(%conf);
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return $self;
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}
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sub initialize {
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my ($self, %conf) = @_;
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my $pbot = delete $conf{pbot} // Carp::croak("Missing pbot reference to BanTracker");
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$self->{pbot} = $pbot;
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$self->{banlist} = {};
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$pbot->commands->register(sub { return $self->dumpbans(@_) }, "dumpbans", 60);
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}
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sub dumpbans {
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my ($self, $from, $nick, $user, $host, $arguments) = @_;
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my $bans = Dumper($self->{banlist});
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return $bans;
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}
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sub get_banlist {
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my ($self, $conn, $event) = @_;
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my $channel = lc $event->{args}[1];
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delete $self->{banlist}->{$channel};
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$self->{pbot}->logger->log("Retrieving banlist for $channel.\n");
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$conn->sl("mode $channel +b");
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$conn->sl("mode $channel +q");
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}
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sub get_baninfo {
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my ($self, $mask) = @_;
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foreach my $channel (keys %{ $self->{banlist} }) {
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foreach my $banmask (keys %{ $self->{banlist}{$channel} }) {
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my $banmask_key = $banmask;
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$banmask = quotemeta $banmask;
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$banmask =~ s/\\\*/.*?/g;
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$banmask =~ s/\\\?/./g;
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if($mask =~ m/^$banmask$/i) {
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my $baninfo = {};
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$baninfo->{banmask} = $banmask_key;
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$baninfo->{channel} = $channel;
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$baninfo->{owner} = $self->{banlist}{$channel}{$banmask_key}[0];
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$baninfo->{when} = $self->{banlist}{$channel}{$banmask_key}[1];
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$baninfo->{type} = $self->{banlist}{$channel}{$banmask_key}[2];
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$self->{pbot}->logger->log("get-baninfo: dump: " . Dumper($baninfo) . "\n");
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if($baninfo->{type} eq '+b' and $banmask_key =~ m/!\*@\*$/) {
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$self->{pbot}->logger->log("get-baninfo: Disregarding generic nick ban\n");
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return undef;
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}
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return $baninfo;
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}
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}
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}
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return undef;
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}
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sub on_quietlist_entry {
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my ($self, $conn, $event) = @_;
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my $channel = lc $event->{args}[1];
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my $target = lc $event->{args}[3];
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my $source = lc $event->{args}[4];
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my $timestamp = $event->{args}[5];
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my $ago = ago(gettimeofday - $timestamp);
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$self->{pbot}->logger->log("ban-tracker: [quietlist entry] $channel: $target quieted by $source $ago.\n");
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$self->{banlist}->{$channel}->{$target} = [ $source, $timestamp, '+q' ];
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}
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sub on_banlist_entry {
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my ($self, $conn, $event) = @_;
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my $channel = lc $event->{args}[1];
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my $target = lc $event->{args}[2];
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my $source = lc $event->{args}[3];
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my $timestamp = $event->{args}[4];
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my $ago = ago(gettimeofday - $timestamp);
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$self->{pbot}->logger->log("ban-tracker: [banlist entry] $channel: $target banned by $source $ago.\n");
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$self->{banlist}->{$channel}->{$target} = [ $source, $timestamp, '+b' ];
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}
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sub track_mode {
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my $self = shift;
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my ($source, $mode, $target, $channel) = @_;
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if($mode eq "+b" or $mode eq "+q") {
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$self->{pbot}->logger->log("ban-tracker: $target " . ($mode eq '+b' ? 'banned' : 'quieted') . " by $source in $channel.\n");
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$self->{banlist}->{$channel}->{$target} = [ $source, gettimeofday, $mode ];
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}
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elsif($mode eq "-b" or $mode eq "-q") {
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$self->{pbot}->logger->log("ban-tracker: $target " . ($mode eq '-b' ? 'unbanned' : 'unquieted') . " by $source in $channel.\n");
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delete $self->{banlist}->{$channel}->{$target};
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} else {
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$self->{pbot}->logger->log("BanTracker: Unknown mode '$mode'\n");
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}
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}
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1;
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