pbot/PBot/PBot.pm

236 lines
8.9 KiB
Perl

# File: PBot.pm
# Author: pragma_
#
# Purpose: IRC Bot (3rd generation)
# $Id$
package PBot::PBot;
use strict;
use warnings;
use PBot::VERSION;
BEGIN {
use Exporter;
our @ISA = 'Exporter';
our @EXPORT = qw($VERSION);
our $VERSION = PBot::VERSION::BUILD_NAME . " revision " . PBot::VERSION::BUILD_REVISION . " " . PBot::VERSION::BUILD_DATE;
print "$VERSION\n";
}
# unbuffer stdout
STDOUT->autoflush(1);
use Carp ();
use PBot::Logger;
use PBot::Registry;
use PBot::SelectHandler;
use PBot::StdinReader;
use PBot::IRC;
use PBot::EventDispatcher;
use PBot::IRCHandlers;
use PBot::Channels;
use PBot::BanTracker;
use PBot::NickList;
use PBot::LagChecker;
use PBot::MessageHistory;
use PBot::AntiFlood;
use PBot::Interpreter;
use PBot::Commands;
use PBot::ChanOps;
use PBot::Factoids;
use PBot::BotAdmins;
use PBot::IgnoreList;
use PBot::BlackList;
use PBot::Timer;
use PBot::Refresher;
use PBot::Plugins;
sub new {
if(ref($_[1]) eq 'HASH') {
Carp::croak("Options to PBot should be key/value pairs, not hash reference");
}
my ($class, %conf) = @_;
my $self = bless {}, $class;
$self->initialize(%conf);
$self->register_signal_handlers;
return $self;
}
sub initialize {
my ($self, %conf) = @_;
# logger created first to allow other modules to log things
$self->{logger} = PBot::Logger->new(log_file => delete $conf{log_file}, %conf);
$self->{atexit} = PBot::Registerable->new(%conf);
$self->{timer} = PBot::Timer->new(timeout => 10, %conf);
$self->{commands} = PBot::Commands->new(pbot => $self, %conf);
$self->{refresher} = PBot::Refresher->new(pbot => $self);
my $config_dir = delete $conf{config_dir} // "$ENV{HOME}/pbot/config";
# registry created, but not yet loaded, to allow modules to create default values and triggers
$self->{registry} = PBot::Registry->new(pbot => $self, filename => delete $conf{registry_file} // "$config_dir/registry", %conf);
$self->{registry}->add_default('text', 'general', 'config_dir', $config_dir);
$self->{registry}->add_default('text', 'general', 'data_dir', delete $conf{data_dir} // "$ENV{HOME}/pbot/data");
$self->{registry}->add_default('text', 'general', 'module_dir', delete $conf{module_dir} // "$ENV{HOME}/pbot/modules");
$self->{registry}->add_default('text', 'general', 'trigger', delete $conf{trigger} // '!');
$self->{registry}->add_default('text', 'irc', 'debug', delete $conf{irc_debug} // 0);
$self->{registry}->add_default('text', 'irc', 'show_motd', delete $conf{show_motd} // 1);
$self->{registry}->add_default('text', 'irc', 'max_msg_len', delete $conf{max_msg_len} // 425);
$self->{registry}->add_default('text', 'irc', 'ircserver', delete $conf{ircserver} // "irc.freenode.net");
$self->{registry}->add_default('text', 'irc', 'port', delete $conf{port} // 6667);
$self->{registry}->add_default('text', 'irc', 'SSL', delete $conf{SSL} // 0);
$self->{registry}->add_default('text', 'irc', 'SSL_ca_file', delete $conf{SSL_ca_file} // 'none');
$self->{registry}->add_default('text', 'irc', 'SSL_ca_path', delete $conf{SSL_ca_path} // 'none');
$self->{registry}->add_default('text', 'irc', 'botnick', delete $conf{botnick} // "pbot3");
$self->{registry}->add_default('text', 'irc', 'username', delete $conf{username} // "pbot3");
$self->{registry}->add_default('text', 'irc', 'ircname', delete $conf{ircname} // "http://code.google.com/p/pbot2-pl/");
$self->{registry}->add_default('text', 'irc', 'identify_password', delete $conf{identify_password} // 'none');
$self->{registry}->add_default('text', 'irc', 'log_default_handler', 1);
$self->{registry}->set_default('irc', 'SSL_ca_file', 'private', 1);
$self->{registry}->set_default('irc', 'SSL_ca_path', 'private', 1);
$self->{registry}->set_default('irc', 'identify_password', 'private', 1);
$self->{registry}->add_trigger('irc', 'botnick', sub { $self->change_botnick_trigger(@_) });
$self->{registry}->add_trigger('irc', 'debug', sub { $self->irc_debug_trigger(@_) });
$self->{event_dispatcher} = PBot::EventDispatcher->new(pbot => $self, %conf);
$self->{select_handler} = PBot::SelectHandler->new(pbot => $self, %conf);
$self->{stdin_reader} = PBot::StdinReader->new(pbot => $self, %conf);
$self->{admins} = PBot::BotAdmins->new(pbot => $self, filename => delete $conf{admins_file}, %conf);
$self->{bantracker} = PBot::BanTracker->new(pbot => $self, %conf);
$self->{nicklist} = PBot::NickList->new(pbot => $self, %conf);
$self->{lagchecker} = PBot::LagChecker->new(pbot => $self, %conf);
$self->{messagehistory} = PBot::MessageHistory->new(pbot => $self, filename => delete $conf{messagehistory_file}, %conf);
$self->{antiflood} = PBot::AntiFlood->new(pbot => $self, %conf);
$self->{ignorelist} = PBot::IgnoreList->new(pbot => $self, filename => delete $conf{ignorelist_file}, %conf);
$self->{blacklist} = PBot::BlackList->new(pbot => $self, filename => delete $conf{blacklist_file}, %conf);
$self->{irc} = PBot::IRC->new();
$self->{irchandlers} = PBot::IRCHandlers->new(pbot => $self, %conf);
$self->{channels} = PBot::Channels->new(pbot => $self, filename => delete $conf{channels_file}, %conf);
$self->{chanops} = PBot::ChanOps->new(pbot => $self, %conf);
$self->{interpreter} = PBot::Interpreter->new(pbot => $self, %conf);
$self->{interpreter}->register(sub { return $self->{commands}->interpreter(@_); });
$self->{interpreter}->register(sub { return $self->{factoids}->interpreter(@_); });
$self->{factoids} = PBot::Factoids->new(
pbot => $self,
filename => delete $conf{factoids_file},
export_path => delete $conf{export_factoids_path},
export_site => delete $conf{export_factoids_site},
%conf
);
$self->{plugins} = PBot::Plugins->new(pbot => $self, %conf);
# load registry entries from file to overwrite defaults
$self->{registry}->load;
# create implicit bot-admin account for bot
my $botnick = $self->{registry}->get_value('irc', 'botnick');
$self->{admins}->add_admin($botnick, '.*', "$botnick!stdin\@localhost", 90, 'admin', 1);
$self->{admins}->login($botnick, "$botnick!stdin\@localhost", 'admin');
# start timer
$self->{timer}->start();
}
sub random_nick {
my @chars = ("A".."Z", "a".."z", "0".."9");
my $nick = $chars[rand @chars - 10]; # nicks cannot start with a digit
$nick .= $chars[rand @chars] for 1..9;
return $nick;
}
# TODO: add disconnect subroutine
sub connect {
my ($self, $server) = @_;
if($self->{connected}) {
# TODO: disconnect, clean-up, etc
}
$server = $self->{registry}->get_value('irc', 'ircserver') if not defined $server;
$self->{logger}->log("Connecting to $server ...\n");
while (not $self->{conn} = $self->{irc}->newconn(
Nick => random_nick,
Username => $self->{registry}->get_value('irc', 'username'),
Ircname => $self->{registry}->get_value('irc', 'ircname'),
Server => $server,
SSL => $self->{registry}->get_value('irc', 'SSL'),
SSL_ca_file => $self->{registry}->get_value('irc', 'SSL_ca_file'),
SSL_ca_path => $self->{registry}->get_value('irc', 'SSL_ca_path'),
Port => $self->{registry}->get_value('irc', 'port'))) {
$self->{logger}->log("$0: Can't connect to $server:" . $self->{registry}->get_value('irc', 'port') . ". Retrying in 15 seconds...\n");
sleep 15;
}
$self->{connected} = 1;
#set up handlers for the IRC engine
$self->{conn}->add_default_handler(sub { $self->{irchandlers}->default_handler(@_) }, 1);
$self->{conn}->add_handler([ 251,252,253,254,255,302 ], sub { $self->{irchandlers}->on_init(@_) });
# ignore these events
$self->{conn}->add_handler(['whoisuser',
'whoisserver',
'whoiscountry',
'whoischannels',
'whoisidle',
'motdstart',
'endofmotd',
'away',
'endofbanlist'], sub {});
}
#main loop
sub do_one_loop {
my $self = shift;
$self->{irc}->do_one_loop();
$self->{select_handler}->do_select();
}
sub start {
my $self = shift;
while(1) {
$self->connect() if not $self->{connected};
$self->do_one_loop() if $self->{connected};
}
}
sub register_signal_handlers {
my $self = shift;
$SIG{INT} = sub { $self->atexit; exit 0; };
}
sub atexit {
my $self = shift;
$self->{atexit}->execute_all;
}
sub irc_debug_trigger {
my ($self, $section, $item, $newvalue) = @_;
$self->{irc}->debug($newvalue);
$self->{conn}->debug($newvalue) if $self->{connected};
}
sub change_botnick_trigger {
my ($self, $section, $item, $newvalue) = @_;
$self->{conn}->nick($newvalue) if $self->{connected};
}
1;