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88 lines
3.1 KiB
Perl
88 lines
3.1 KiB
Perl
# File: AntiKickAutoRejoin.pm
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# Author: pragma_
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#
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# Purpose: Temporarily bans people who immediately auto-rejoin after a kick.
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package Plugins::AntiKickAutoRejoin;
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use warnings;
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use strict;
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use feature 'unicode_strings';
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use Carp ();
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use Time::HiRes qw/gettimeofday/;
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use Time::Duration;
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sub new {
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Carp::croak("Options to " . __FILE__ . " should be key/value pairs, not hash reference") if ref $_[1] eq 'HASH';
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my ($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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$self->{pbot} = delete $conf{pbot} // Carp::croak("Missing pbot reference to " . __FILE__);
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$self->{pbot}->{registry}->add_default('array', 'antikickautorejoin', 'punishment', '300,900,1800,3600,28800');
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$self->{pbot}->{registry}->add_default('text', 'antikickautorejoin', 'threshold', '4');
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$self->{pbot}->{event_dispatcher}->register_handler('irc.kick', sub { $self->on_kick(@_) });
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$self->{pbot}->{event_dispatcher}->register_handler('irc.join', sub { $self->on_join(@_) });
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$self->{kicks} = {};
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}
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sub on_kick {
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my ($self, $event_type, $event) = @_;
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my ($nick, $user, $host, $target, $channel, $reason) = ($event->{event}->nick, $event->{event}->user, $event->{event}->host, $event->{event}->to, $event->{event}->{args}[0], $event->{event}->{args}[1]);
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$channel = lc $channel;
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return 0 if not $self->{pbot}->{chanops}->can_gain_ops($channel);
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return 0 if $reason eq '*BANG!*';
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if (not exists $self->{kicks}->{$channel}
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or not exists $self->{kicks}->{$channel}->{$target}) {
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$self->{kicks}->{$channel}->{$target}->{rejoins} = 0;
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}
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$self->{kicks}->{$channel}->{$target}->{last_kick} = gettimeofday;
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return 0;
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}
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sub on_join {
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my ($self, $event_type, $event) = @_;
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my ($nick, $user, $host, $channel) = ($event->{event}->nick, $event->{event}->user, $event->{event}->host, $event->{event}->to);
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$channel = lc $channel;
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return 0 if not $self->{pbot}->{chanops}->can_gain_ops($channel);
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if (exists $self->{kicks}->{$channel}
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and exists $self->{kicks}->{$channel}->{$nick}) {
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my $now = gettimeofday;
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if ($now - $self->{kicks}->{$channel}->{$nick}->{last_kick} <= $self->{pbot}->{registry}->get_value('antikickautorejoin', 'threshold')) {
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my $timeout = $self->{pbot}->{registry}->get_array_value('antikickautorejoin', 'punishment', $self->{kicks}->{$channel}->{$nick}->{rejoins});
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my $duration = duration($timeout);
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$duration =~ s/s$//; # hours -> hour, minutes -> minute
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$self->{pbot}->{chanops}->ban_user_timed($self->{pbot}->{registry}->get_value('irc', 'botnick'), 'autorejoining after kick', "*!$user\@$host", $channel, $timeout);
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$self->{pbot}->{chanops}->add_op_command($channel, "kick $channel $nick $duration ban for auto-rejoining after kick");
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$self->{pbot}->{chanops}->gain_ops($channel);
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$self->{kicks}->{$channel}->{$nick}->{rejoins}++;
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}
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}
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return 0;
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}
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1;
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