From be9f01bc483ae9039c3c6471102c6ef5982ec84c Mon Sep 17 00:00:00 2001
From: Pragmatic Software <pragma78@gmail.com>
Date: Tue, 31 Jul 2018 13:29:52 -0700
Subject: [PATCH] Add RegisterNickserv plugin

---
 PBot/Plugins/RegisterNickserv.pm | 79 ++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 PBot/Plugins/RegisterNickserv.pm

diff --git a/PBot/Plugins/RegisterNickserv.pm b/PBot/Plugins/RegisterNickserv.pm
new file mode 100644
index 00000000..efff36e2
--- /dev/null
+++ b/PBot/Plugins/RegisterNickserv.pm
@@ -0,0 +1,79 @@
+
+package PBot::Plugins::RegisterNickserv;
+
+use warnings;
+use strict;
+
+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}->{event_dispatcher}->register_handler('irc.public', sub { $self->on_public(@_) });
+}
+
+sub unload {
+  my $self = shift;
+}
+
+sub on_public {
+  my ($self, $event_type, $event) = @_;
+  my ($nick, $user, $host, $msg) = ($event->{event}->nick, $event->{event}->user, $event->{event}->host, $event->{event}->args);
+  my $channel = lc $event->{event}->{to}[0];
+
+  if ($self->{pbot}->{ignorelist}->check_ignore($nick, $user, $host, $channel, 1)) {
+    my $admin = $self->{pbot}->{admins}->loggedin($channel, "$nick!$user\@$host");
+    if (!defined $admin || $admin->{level} < 10) {
+      return 0;
+    }
+  }
+
+  # exit if channel hasn't muted $~a
+  return 0 if not exists $self->{pbot}->{bantracker}->{banlist}->{$channel}->{'+q'}->{'$~a'};
+
+  my $account = $self->{pbot}->{messagehistory}->{database}->get_message_account($nick, $user, $host);
+  my $nickserv = $self->{pbot}->{messagehistory}->{database}->get_current_nickserv_account($account);
+
+  my $nickserv_text = $nickserv ? "is logged into $nickserv" : "is not logged in";
+  $self->{pbot}->{logger}->log("RegisterNickserv: $nick!$user\@$host ($account) $nickserv_text.\n");
+
+  return 0 if defined $nickserv && length $nickserv;
+
+  my @filters = (
+    qr{https://bryanostergaard.com/},
+    qr{https://encyclopediadramatica.rs/Freenodegate},
+    qr{https://MattSTrout.com/},
+    qr{Contact me on twitter},
+    qr{At the beginning there was only Chaos},
+    qr{https://williampitcock.com/},
+    qr{efnet},
+  );
+
+  foreach my $filter (@filters) {
+    if ($msg =~ m/$filter/i) {
+      $self->{pbot}->{logger}->log("RegisterNickserv: Ignoring filtered message.\n");
+      return 0;
+    }
+  }
+
+  $self->{pbot}->{logger}->log("RegisterNickserv: Notifying $nick to register with NickServ in $channel.\n");
+  $event->{conn}->privmsg($nick, "Please register your nick to speak in $channel. https://freenode.net/kb/answer/registration");
+
+  # don't relay unregistered chat unless enabled
+  return 0 if not $self->{pbot}->{registry}->get_value($channel, 'relay_unregistered_chat');
+
+  $self->{pbot}->{logger}->log("RegisterNickserv: Relaying unregistered message to $channel: <$nick> $msg\n");
+  $event->{conn}->privmsg($channel, "(unregistered) <$nick> $msg");
+
+  return 0;
+}
+
+1;