#!/usr/bin/perl

# mudbot by Shannon Prickett 
# connect a pandorabots.com chatbot with a particular TinyMUCK, Pegasus.

package mudbot;

use Smart::Comments;
use Modern::Perl;
use Net::Telnet;
use Net::AIML;
use DB_File;
use WWW::Mechanize;

use vars qw{$being_quiet %global_exit $mud_connection $mud_conversation $mud_host $mud_name
            $mud_pass $mud_port $mud_sent $pid $robot %room_name $yahoo_id};
use subs qw{setup sometimes speak};

$mud_host       = 'ginka.armageddon.org';
$mud_port       = '4242';
$mud_name       = 'Somebot';
$mud_pass       = 'YRMEME';
$being_quiet    = 0;
$pid            = $$;

tie %room_name, 'DB_File', 'mapfile' or
    die "can't tie to mapfile: $!\n";

$robot          = Net::AIML->new( botid => 'BOTIDGOESHERE' ); 

$mud_connection = new Net::Telnet( Host => $mud_host, Port => $mud_port )
                    or die "Can't connect to $mud_host $mud_port: $!";

$yahoo_id = 'LALALALA';
setup( $mud_connection );

TALKLOOP: while (1) {
    ### TALKLOOP start

    my $atme = 0;
    my $prematch = '';
    my $postmatch = '';
    my $who_said;

    my ($stub_said, $what_said) =
        $mud_connection->waitfor(   Match => '/ says, ".*"/',
                                    Errmode => 'return', );

    next TALKLOOP unless defined $what_said;

    $stub_said =~ qr{ START \d+ .+ \b(\w+)\b }msx;
    $who_said = $1;

    $what_said =~ s{says, \"(.*)\"}{$1}g;

    ### Got: $who_said
    ### Got: $what_said

    if ($what_said =~ qr{$mud_name}msxi){
        ### saw my name
        $atme = 1;
    }

    $what_said =~ s{$mud_name}{}g;

    if ( ($atme) && ($what_said =~ qr{QUIT}) ) {
        $mud_connection->print("QUIT");
        exit;
    }

    if ( ($atme) && ($what_said =~ qr{be quiet}) ) {
        if ($being_quiet) {
            $mud_connection->print("say Maximum verbosity achieved.");
            $being_quiet = 0;
        } else
        {
            $mud_connection->print("say Shutting up now.");
            $being_quiet = 1;
        }
    }

    if ( ($atme) && ($what_said =~ qr{search for ([\w\s]+)}) ) {
        ### requested to search
        my $terms = $1;
        ### got: $terms

        my @terms = split ' ', $terms;
        my $querystring = join '+', @terms;

        if (sometimes( )) {
            $mud_connection->print("say Found http://lmgtfy.com/?q=$querystring");
        } else
        {
            my $web_connect = WWW::Mechanize->new( autocheck => 1);
            $web_connect->get( "http://boss.yahooapis.com/ysearch/web/v1/$querystring?appid=$yahoo_id&format=xml");

            my $results = $web_connect->content();
            if (defined $results) {
                speak( 'Found some URLs:' );
            }
            my @lines = split /\n/, $results;
            for my $line ( @lines ) {
            ### got: $line
                if ($line =~ qr{(.+)}) {
                    my $output = $1;
                    speak( $output );
                }
            }
        }

        next TALKLOOP;
    }

    if ( ($atme) && ($what_said =~ qr{explore}) ) {
        $mud_connection->print("say OK, going to poke around now.");
        sleep 3;
        $mud_connection->print('home');
        goto EXPLORELOOP;
    }

    if ($being_quiet) {
        next TALKLOOP;
    }

    my $response = $robot->tell($what_said);
    if ($atme) {
        print "response: $response\n";
        speak( $response );
    }
    else {
        if ( !$being_quiet && (sometimes()) ) {
            print "jumping in with $response\n";
            speak( $response );
        }
    }
}

EXPLORELOOP: while (1) {
    ### exploring

    my ($name, $desc);

    $mud_connection->print('look');
    my $startmark   = $mud_connection->getline( );
    $name           = $mud_connection->getline( );
    while (my $line = $mud_connection->getline( Errmode => 'return', )) {
        $desc .= $line;
    }

    $mud_connection->waitfor( Match => '/END$pid/', Errmode => 'return');
    chomp $name;
    chomp $desc;

    ### got: $name
    ### got: $desc

    $room_name{$name} = $desc;

    sleep 10;

    $mud_connection->print('out');
}

sub setup {
    my $mc = shift;

    $mc->dump_log('/home/binder/src/mb/logfile');

    $mc->waitfor('/connect\s+guest\s+guest/');
    $mc->print("connect $mud_name $mud_pass");

    $mc->waitfor('/Vote to ban the MisInformation SuperHighway/');
    $mc->print('@desc me=Just a Perl toy of Binder\'s.');

    $mc->print("OUTPUTPREFIX START$pid");
    $mc->print("OUTPUTSUFFIX END$pid");

    $mc->waitfor('/Description set/');
    $mc->print("home\nout\nvillage");
}

sub sometimes {
    return (rand() > .75);
}

sub speak {
    my $response = shift;
    my @lines = split /\n/, $response;
    for my $line (@lines) {
        $mud_connection->print("say $line");
    }
}