mirror of https://github.com/pragma-/pbot.git
407 lines
13 KiB
Perl
407 lines
13 KiB
Perl
# File: Factoids.pm
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# Author: pragma_
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#
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# Purpose: Provides functionality for factoids and a type of external module execution.
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package PBot::Factoids;
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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 = $PBot::PBot::VERSION;
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use HTML::Entities;
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use Time::HiRes qw(gettimeofday);
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use Text::Levenshtein qw(fastdistance);
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use Carp ();
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use PBot::FactoidModuleLauncher;
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use PBot::DualIndexHashObject;
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sub new {
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if(ref($_[1]) eq 'HASH') {
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Carp::croak("Options to Factoids 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 $filename = delete $conf{filename};
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my $export_path = delete $conf{export_path};
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my $export_site = delete $conf{export_site};
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my $pbot = delete $conf{pbot};
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if(not defined $pbot) {
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Carp::croak("Missing pbot reference to Factoids");
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}
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$self->{factoids} = PBot::DualIndexHashObject->new(name => 'Factoids', filename => $filename);
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$self->{export_path} = $export_path;
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$self->{export_site} = $export_site;
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$self->{pbot} = $pbot;
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$self->{factoidmodulelauncher} = PBot::FactoidModuleLauncher->new(pbot => $pbot);
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}
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sub load_factoids {
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my $self = shift;
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$self->{pbot}->logger->log("Loading factoids from " . $self->factoids->filename . " ...\n");
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$self->factoids->load;
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my ($text, $regex, $modules);
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foreach my $channel (keys %{ $self->factoids->hash }) {
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foreach my $trigger (keys %{ $self->factoids->hash->{$channel} }) {
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$text++ if $self->factoids->hash->{$channel}->{$trigger}->{type} eq 'text';
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$regex++ if $self->factoids->hash->{$channel}->{$trigger}->{type} eq 'regex';
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$modules++ if $self->factoids->hash->{$channel}->{$trigger}->{type} eq 'module';
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}
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}
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$self->{pbot}->logger->log(" " . ($text + $regex + $modules) . " factoids loaded ($text text, $regex regexs, $modules modules).\n");
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$self->{pbot}->logger->log("Done.\n");
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}
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sub save_factoids {
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my $self = shift;
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$self->factoids->save;
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$self->export_factoids;
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}
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sub add_factoid {
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my $self = shift;
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my ($type, $channel, $owner, $trigger, $action) = @_;
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$type = lc $type;
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$channel = lc $channel;
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$trigger = lc $trigger;
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$self->factoids->hash->{$channel}->{$trigger}->{enabled} = 1;
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$self->factoids->hash->{$channel}->{$trigger}->{type} = $type;
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$self->factoids->hash->{$channel}->{$trigger}->{action} = $action;
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$self->factoids->hash->{$channel}->{$trigger}->{owner} = $owner;
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$self->factoids->hash->{$channel}->{$trigger}->{created_on} = gettimeofday;
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$self->factoids->hash->{$channel}->{$trigger}->{ref_count} = 0;
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$self->factoids->hash->{$channel}->{$trigger}->{ref_user} = "nobody";
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$self->factoids->hash->{$channel}->{$trigger}->{rate_limit} = 15;
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$self->save_factoids;
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}
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sub remove_factoid {
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my $self = shift;
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my ($channel, $trigger) = @_;
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$channel = lc $channel;
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$trigger = lc $trigger;
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delete $self->factoids->hash->{$channel}->{$trigger};
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$self->save_factoids;
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}
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sub export_factoids {
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my $self = shift;
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my $filename;
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if(@_) { $filename = shift; } else { $filename = $self->export_path; }
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return if not defined $filename;
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open FILE, "> $filename" or return "Could not open export path.";
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my $time = localtime;
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print FILE "<html><body><i>Generated at $time</i><hr><h3>Candide's factoids:</h3><br>\n";
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my $i = 0;
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foreach my $channel (sort keys %{ $self->factoids->hash }) {
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my $chan = $channel eq '.*' ? 'any' : $channel;
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print FILE "<hr>\nChannel $chan\n<hr>\n";
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print FILE "<table border=\"0\">\n";
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foreach my $trigger (sort keys %{ $self->factoids->hash->{$channel} }) {
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if($self->factoids->hash->{$channel}->{$trigger}->{type} eq 'text') {
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$i++;
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if($i % 2) {
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print FILE "<tr bgcolor=\"#dddddd\">\n";
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} else {
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print FILE "<tr>\n";
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}
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print FILE "<td><b>$trigger</b> is " . encode_entities($self->factoids->hash->{$channel}->{$trigger}->{action}) . "</td>\n";
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print FILE "<td align=\"right\">- submitted by<br> " . $self->factoids->hash->{$channel}->{$trigger}->{owner} . "<br><i>" . localtime($self->factoids->hash->{$channel}->{$trigger}->{created_on}) . "</i>\n</td>\n</tr>\n";
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}
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}
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print FILE "</table>\n";
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}
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print FILE "<hr>$i factoids memorized.<br>";
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close(FILE);
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#$self->{pbot}->logger->log("$i factoids exported to path: " . $self->export_path . ", site: " . $self->export_site . "\n");
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return "$i factoids exported to " . $self->export_site;
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}
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sub find_factoid {
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my ($self, $from, $keyword, $arguments, $exact_channel) = @_;
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$from = '.*' if not defined $from;
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my $string = "$keyword" . (defined $arguments ? " $arguments" : "");
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my @result = eval {
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foreach my $channel (sort keys %{ $self->factoids->hash }) {
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if($exact_channel) {
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next unless $from eq $channel;
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} else {
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next unless $from =~ m/$channel/i;
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}
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foreach my $trigger (keys %{ $self->factoids->hash->{$channel} }) {
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if($self->factoids->hash->{$channel}->{$trigger}->{type} eq 'regex') {
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if($string =~ m/$trigger/i) {
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return ($channel, $trigger);
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}
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} else {
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if($keyword =~ m/^\Q$trigger\E$/i) {
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return ($channel, $trigger);
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}
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}
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}
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}
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return undef;
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};
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if($@) {
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$self->{pbot}->logger->log("find_factoid: bad regex: $@\n");
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return undef;
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}
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return @result;
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}
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sub interpreter {
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my $self = shift;
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my ($from, $nick, $user, $host, $count, $keyword, $arguments, $tonick) = @_;
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my ($result, $channel);
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my $pbot = $self->{pbot};
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my $original_keyword = $keyword;
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($channel, $keyword) = $self->find_factoid($from, $keyword, $arguments);
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if(not defined $keyword) {
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my $matches = $self->factoids->levenshtein_matches($from, lc $original_keyword);
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return undef if $matches eq 'none';
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return "No such factoid '$original_keyword'; did you mean $matches?";
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}
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my $type = $self->factoids->hash->{$channel}->{$keyword}->{type};
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# Check if it's an alias
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if($self->factoids->hash->{$channel}->{$keyword}->{action} =~ /^\/call\s+(.*)$/) {
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my $command;
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if(defined $arguments) {
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$command = "$1 $arguments";
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} else {
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$command = $1;
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}
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$pbot->logger->log("[" . (defined $from ? $from : "(undef)") . "] ($nick!$user\@$host) [$keyword] aliased to: [$command]\n");
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$self->factoids->hash->{$channel}->{$keyword}->{ref_count}++;
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$self->factoids->hash->{$channel}->{$keyword}->{ref_user} = $nick;
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$self->factoids->hash->{$channel}->{$keyword}->{last_referenced_on} = gettimeofday;
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return $pbot->interpreter->interpret($from, $nick, $user, $host, $count, $command);
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}
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if(exists $self->factoids->hash->{$channel}->{$keyword}->{last_referenced_on}) {
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if(gettimeofday - $self->factoids->hash->{$channel}->{$keyword}->{last_referenced_on} <= $self->factoids->hash->{$channel}->{$keyword}->{rate_limit}) {
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return "/msg $nick '$keyword' is rate-limited; try again in " . ($self->factoids->hash->{$channel}->{$keyword}->{rate_limit} - int(gettimeofday - $self->factoids->hash->{$channel}->{$keyword}->{last_referenced_on})) . " seconds.";
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}
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}
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if($self->factoids->hash->{$channel}->{$keyword}->{enabled} == 0) {
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$self->{pbot}->logger->log("$keyword disabled.\n");
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return "/msg $nick $keyword is currently disabled.";
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}
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elsif($self->factoids->hash->{$channel}->{$keyword}->{type} eq 'module') {
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$self->{pbot}->logger->log("Found module\n");
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$self->factoids->hash->{$channel}->{$keyword}->{ref_count}++;
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$self->factoids->hash->{$channel}->{$keyword}->{ref_user} = $nick;
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$self->factoids->hash->{$channel}->{$keyword}->{last_referenced_on} = gettimeofday;
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return $self->{factoidmodulelauncher}->execute_module($from, $tonick, $nick, $user, $host, $keyword, $arguments);
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}
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elsif($self->factoids->hash->{$channel}->{$keyword}->{type} eq 'text') {
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$self->{pbot}->logger->log("Found factoid\n");
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# Don't allow user-custom /msg factoids, unless factoid triggered by admin
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if(($self->factoids->hash->{$channel}->{$keyword}->{action} =~ m/^\/msg/i) and (not $self->{pbot}->admins->loggedin($from, "$nick!$user\@$host"))) {
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$self->{pbot}->logger->log("[HACK] Bad factoid (contains /msg): " . $self->factoids->hash->{$channel}->{$keyword}->{action} . "\n");
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return "You must login to use this command."
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}
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$self->factoids->hash->{$channel}->{$keyword}->{ref_count}++;
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$self->factoids->hash->{$channel}->{$keyword}->{ref_user} = $nick;
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$self->factoids->hash->{$channel}->{$keyword}->{last_referenced_on} = gettimeofday;
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$self->{pbot}->logger->log("(" . (defined $from ? $from : "(undef)") . "): $nick!$user\@$host): $keyword: Displaying text \"" . $self->factoids->hash->{$channel}->{$keyword}->{action} . "\"\n");
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if(defined $tonick) { # !tell foo about bar
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$self->{pbot}->logger->log("($from): $nick!$user\@$host) sent to $tonick\n");
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my $fromnick = $self->{pbot}->admins->loggedin($from, "$nick!$user\@$host") ? "" : "$nick wants you to know: ";
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$result = $self->factoids->hash->{$channel}->{$keyword}->{action};
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my $botnick = $self->{pbot}->botnick;
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if($result =~ s/^\/say\s+//i || $result =~ s/^\/me\s+/* $botnick /i
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|| $result =~ /^\/msg\s+/i) {
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$result = "/msg $tonick $fromnick$result";
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} else {
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$result = "/msg $tonick $fromnick$keyword is $result";
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}
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$self->{pbot}->logger->log("text set to [$result]\n");
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} else {
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$result = $self->factoids->hash->{$channel}->{$keyword}->{action};
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}
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if(defined $arguments) {
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# TODO - extract and remove $tonick from end of $arguments
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if(not $result =~ s/\$args/$arguments/gi) {
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# factoid doesn't take an argument
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if($arguments =~ /^[^ ]{1,20}$/) {
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# might be a nick
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if($result =~ /^\/.+? /) {
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$result =~ s/^(\/.+?) /$1 $arguments: /;
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} else {
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$result =~ s/^/\/say $arguments: $keyword is / unless (defined $tonick);
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}
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} else {
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if($result !~ /^\/.+? /) {
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$result =~ s/^/\/say $keyword is / unless (defined $tonick);
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}
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}
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}
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} else {
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# no arguments supplied
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$result =~ s/\$args/$nick/gi;
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}
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$result =~ s/\$nick/$nick/g;
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while ($result =~ /[^\\]\$([a-zA-Z0-9_\-\.]+)/g) {
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my ($var_chan, $var) = $self->find_factoid($from, $1);
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if(defined $var && $self->factoids->hash->{$var_chan}->{$var}->{type} eq 'text') {
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my $change = $self->factoids->hash->{$var_chan}->{$var}->{action};
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my @list = split(/\s|(".*?")/, $change);
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my @mylist;
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#$self->{pbot}->logger->log("adlib: list [". join(':', @mylist) ."]\n");
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for(my $i = 0; $i <= $#list; $i++) {
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#$self->{pbot}->logger->log("adlib: pushing $i $list[$i]\n");
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push @mylist, $list[$i] if $list[$i];
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}
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my $line = int(rand($#mylist + 1));
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$mylist[$line] =~ s/"//g;
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$result =~ s/\$$var/$mylist[$line]/;
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#$self->{pbot}->logger->log("adlib: found: change: $result\n");
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} else {
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$result =~ s/\$$var/$var/g;
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#$self->{pbot}->logger->log("adlib: not found: change: $result\n");
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}
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}
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$result =~ s/\\\$/\$/g;
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if($result =~ s/^\/say\s+//i || $result =~ /^\/me\s+/i
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|| $result =~ /^\/msg\s+/i) {
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return $result;
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} else {
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return "$keyword is $result";
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}
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} elsif($self->factoids->hash->{$channel}->{$keyword}->{type} eq 'regex') {
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$result = eval {
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my $string = "$keyword" . (defined $arguments ? " $arguments" : "");
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if($string =~ m/$keyword/i) {
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$self->{pbot}->logger->log("[$string] matches [$keyword] - calling [" . $self->factoids->hash->{$channel}->{$keyword}->{action} . "$']\n");
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my $cmd = "${ $self->factoids }{$keyword}{regex}$'";
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my ($a, $b, $c, $d, $e, $f, $g, $h, $i, $before, $after) = ($1, $2, $3, $4, $5, $6, $7, $8, $9, $`, $');
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$cmd =~ s/\$1/$a/g;
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$cmd =~ s/\$2/$b/g;
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$cmd =~ s/\$3/$c/g;
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$cmd =~ s/\$4/$d/g;
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$cmd =~ s/\$5/$e/g;
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$cmd =~ s/\$6/$f/g;
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$cmd =~ s/\$7/$g/g;
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$cmd =~ s/\$8/$h/g;
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$cmd =~ s/\$9/$i/g;
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$cmd =~ s/\$`/$before/g;
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$cmd =~ s/\$'/$after/g;
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$cmd =~ s/^\s+//;
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$cmd =~ s/\s+$//;
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$result = $pbot->interpreter->interpret($from, $nick, $user, $host, $count, $cmd);
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return $result;
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}
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};
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if($@) {
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$self->{pbot}->logger->log("Regex fail: $@\n");
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return "/msg $nick Fail.";
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}
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return $result;
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} else {
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$self->{pbot}->logger->log("($from): $nick!$user\@$host): Unknown command type for '$keyword'\n");
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return "/me blinks.";
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}
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return "/me wrinkles her nose.";
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}
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sub export_path {
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my $self = shift;
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if(@_) { $self->{export_path} = shift; }
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return $self->{export_path};
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}
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sub logger {
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my $self = shift;
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if(@_) { $self->{logger} = shift; }
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return $self->{logger};
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}
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sub export_site {
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my $self = shift;
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if(@_) { $self->{export_site} = shift; }
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return $self->{export_site};
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}
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sub factoids {
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my $self = shift;
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return $self->{factoids};
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}
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sub filename {
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my $self = shift;
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if(@_) { $self->{filename} = shift; }
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return $self->{filename};
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}
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1;
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