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85 lines
3.4 KiB
Perl
85 lines
3.4 KiB
Perl
# File: UrlTitles.pm
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#
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# Purpose: Display titles of URLs in channel messages.
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# SPDX-FileCopyrightText: 2021 Pragmatic Software <pragma78@gmail.com>
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# SPDX-License-Identifier: MIT
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package PBot::Plugin::UrlTitles;
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use parent 'PBot::Plugin::Base';
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use PBot::Imports;
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sub initialize {
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my ($self, %conf) = @_;
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$self->{pbot}->{registry}->add_default('text', 'general', 'show_url_titles', $conf{show_url_titles} // 1);
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$self->{pbot}->{registry}->add_default('array', 'general', 'show_url_titles_channels', $conf{show_url_titles_channels} // '.*');
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$self->{pbot}->{registry}->add_default('array', 'general', 'show_url_titles_ignore_channels', $conf{show_url_titles_ignore_channels} // 'none');
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$self->{pbot}->{event_dispatcher}->register_handler('irc.public', sub { $self->show_url_titles(@_) });
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$self->{pbot}->{event_dispatcher}->register_handler('irc.caction', sub { $self->show_url_titles(@_) });
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}
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sub unload {
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my ($self) = @_;
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$self->{pbot}->{event_dispatcher}->remove_handler('irc.public');
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$self->{pbot}->{event_dispatcher}->remove_handler('irc.caction');
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}
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sub show_url_titles {
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my ($self, $event_type, $event) = @_;
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my $channel = $event->{event}->{to}[0];
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my ($nick, $user, $host) = ($event->{event}->nick, $event->{event}->user, $event->{event}->host);
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my $msg = $event->{event}->{args}[0];
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return 0 if not $msg =~ m/https?:\/\/[^\s]/;
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return 0 if $event->{interpreted};
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if ($self->{pbot}->{ignorelist}->is_ignored($channel, "$nick!$user\@$host")) {
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return 0;
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}
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# no titles for unidentified users in +z channels
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my $chanmodes = $self->{pbot}->{channels}->get_meta($channel, 'MODE');
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if (defined $chanmodes and $chanmodes =~ m/z/) {
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my $account = $self->{pbot}->{messagehistory}->{database}->get_message_account($nick, $user, $host);
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my $nickserv = $self->{pbot}->{messagehistory}->{database}->get_current_nickserv_account($account);
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return 0 if not defined $nickserv or not length $nickserv;
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}
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if ( $self->{pbot}->{registry}->get_value('general', 'show_url_titles')
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and not $self->{pbot}->{registry}->get_value($channel, 'no_url_titles')
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and not grep { $channel =~ /$_/i } $self->{pbot}->{registry}->get_value('general', 'show_url_titles_ignore_channels')
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and grep { $channel =~ /$_/i } $self->{pbot}->{registry}->get_value('general', 'show_url_titles_channels'))
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{
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my $count = 0;
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while ($msg =~ s/(https?:\/\/[^\s]+)//i && ++$count <= 3) {
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my $url = $1;
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if ($self->{pbot}->{antispam}->is_spam('url', $url)) {
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$self->{pbot}->{logger}->log("Ignoring spam URL $url\n");
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next;
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}
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my $context = {
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from => $channel,
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nick => $nick,
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user => $user,
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host => $host,
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hostmask => "$nick!$user\@$host",
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command => "title $nick $url",
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root_channel => $channel,
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root_keyword => "title",
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keyword => "title",
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arguments => "$nick $url",
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suppress_no_output => 1,
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};
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$self->{pbot}->{modules}->execute_module($context);
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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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