pbot/Plugins/UrlTitles.pm

96 lines
3.4 KiB
Perl

# File: UrlTitles.pm
# Author: pragma-
#
# Purpose: Display titles of URLs in channel messages.
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
package Plugins::UrlTitles;
use warnings;
use strict;
use feature 'unicode_strings';
use Carp ();
sub new {
Carp::croak("Options to " . __FILE__ . " should be key/value pairs, not hash reference") if ref $_[1] eq 'HASH';
my ($class, %conf) = @_;
my $self = bless {}, $class;
$self->initialize(%conf);
return $self;
}
sub initialize {
my ($self, %conf) = @_;
$self->{pbot} = delete $conf{pbot} // Carp::croak("Missing pbot reference to " . __FILE__);
$self->{pbot}->{registry}->add_default('text', 'general', 'show_url_titles', $conf{show_url_titles} // 1);
$self->{pbot}->{registry}->add_default('array', 'general', 'show_url_titles_channels', $conf{show_url_titles_channels} // '.*');
$self->{pbot}->{registry}->add_default('array', 'general', 'show_url_titles_ignore_channels', $conf{show_url_titles_ignore_channels} // 'none');
$self->{pbot}->{event_dispatcher}->register_handler('irc.public', sub { $self->show_url_titles(@_) });
$self->{pbot}->{event_dispatcher}->register_handler('irc.caction', sub { $self->show_url_titles(@_) });
}
sub unload {
my $self = shift;
}
sub show_url_titles {
my ($self, $event_type, $event) = @_;
my $channel = $event->{event}->{to}[0];
my ($nick, $user, $host) = ($event->{event}->nick, $event->{event}->user, $event->{event}->host);
my $msg = $event->{event}->{args}[0];
return 0 if not $msg =~ m/https?:\/\/[^\s]/;
return 0 if $event->{interpreted};
if ($self->{pbot}->{ignorelist}->check_ignore($nick, $user, $host, $channel)) {
my $admin = $self->{pbot}->{admins}->loggedin($channel, "$nick!$user\@$host");
if (!defined $admin || $admin->{level} < 10) {
return 0;
}
}
# no titles for unidentified users in +z channels
my $chanmodes = $self->{pbot}->{channels}->get_meta($channel, 'MODE');
if (defined $chanmodes and $chanmodes =~ m/z/) {
my $account = $self->{pbot}->{messagehistory}->{database}->get_message_account($nick, $user, $host);
my $nickserv = $self->{pbot}->{messagehistory}->{database}->get_current_nickserv_account($account);
return 0 if not defined $nickserv or not length $nickserv;
}
if ($self->{pbot}->{registry}->get_value('general', 'show_url_titles')
and not $self->{pbot}->{registry}->get_value($channel, 'no_url_titles')
and not grep { $channel =~ /$_/i } $self->{pbot}->{registry}->get_value('general', 'show_url_titles_ignore_channels')
and grep { $channel =~ /$_/i } $self->{pbot}->{registry}->get_value('general', 'show_url_titles_channels')) {
my $count = 0;
while ($msg =~ s/(https?:\/\/[^\s]+)//i && ++$count <= 3) {
my $url = $1;
if ($self->{pbot}->{antispam}->is_spam('url', $url)) {
$self->{pbot}->{logger}->log("Ignoring spam URL $url\n");
next;
}
my $stuff = {
from => $channel, nick => $nick, user => $user, host => $host,
command => "title $nick $url", root_channel => $channel, root_keyword => "title",
keyword => "title", arguments => "$nick $url"
};
$self->{pbot}->{factoids}->{factoidmodulelauncher}->execute_module($stuff);
}
}
return 0;
}
1;