3 our $VERSION = '0.4.2 svn $Revision$';
5 # Copyright (c) 2008 Rudolf "divVerent" Polzer
7 # Permission is hereby granted, free of charge, to any person
8 # obtaining a copy of this software and associated documentation
9 # files (the "Software"), to deal in the Software without
10 # restriction, including without limitation the rights to use,
11 # copy, modify, merge, publish, distribute, sublicense, and/or sell
12 # copies of the Software, and to permit persons to whom the
13 # Software is furnished to do so, subject to the following
16 # The above copyright notice and this permission notice shall be
17 # included in all copies or substantial portions of the Software.
19 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
21 # OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
23 # HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
24 # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26 # OTHER DEALINGS IN THE SOFTWARE.
28 # MISC STRING UTILITY ROUTINES to convert between DarkPlaces and IRC conventions
30 # convert mIRC color codes to DP color codes
31 our $color_utf8_enable = 1;
32 our @color_irc2dp_table = (7, 0, 4, 2, 1, 1, 6, 1, 3, 2, 5, 5, 4, 6, 7, 7);
33 our @color_dp2irc_table = (-1, 4, 9, 8, 12, 11, 13, -1, -1, -1); # not accurate, but legible
34 our @color_dp2ansi_table = ("m", "1;31m", "1;32m", "1;33m", "1;34m", "1;36m", "1;35m", "m", "1m", "1m"); # not accurate, but legible
35 our %color_team2dp_table = (5 => 1, 14 => 4, 13 => 3, 10 => 6);
36 our %color_team2irc_table = (5 => 4, 14 => 12, 13 => 8, 10 => 13);
40 $message =~ s/\^/^^/g;
42 $message =~ s{\003(\d\d?)(?:,(\d?\d?))?|(\017)}{
43 # $1 is FG, $2 is BG, but let's ignore BG
44 my $oldcolor = $color;
51 $color = $color_irc2dp_table[$1];
52 $color = $oldcolor if not defined $color;
54 ($color == $oldcolor) ? '' : '^' . $color;
56 $message =~ s{[\000-\037]}{}gs; # kill bold etc. for now
60 our @text_qfont_table = ( # ripped from DP console.c qfont_table
61 '', '#', '#', '#', '#', '.', '#', '#',
62 '#', 9, 10, '#', ' ', 13, '.', '.',
63 '[', ']', '0', '1', '2', '3', '4', '5',
64 '6', '7', '8', '9', '.', '<', '=', '>',
65 ' ', '!', '"', '#', '$', '%', '&', '\'',
66 '(', ')', '*', '+', ',', '-', '.', '/',
67 '0', '1', '2', '3', '4', '5', '6', '7',
68 '8', '9', ':', ';', '<', '=', '>', '?',
69 '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G',
70 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
71 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
72 'X', 'Y', 'Z', '[', '\\', ']', '^', '_',
73 '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g',
74 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
75 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
76 'x', 'y', 'z', '{', '|', '}', '~', '<',
77 '<', '=', '>', '#', '#', '.', '#', '#',
78 '#', '#', ' ', '#', ' ', '>', '.', '.',
79 '[', ']', '0', '1', '2', '3', '4', '5',
80 '6', '7', '8', '9', '.', '<', '=', '>',
81 ' ', '!', '"', '#', '$', '%', '&', '\'',
82 '(', ')', '*', '+', ',', '-', '.', '/',
83 '0', '1', '2', '3', '4', '5', '6', '7',
84 '8', '9', ':', ';', '<', '=', '>', '?',
85 '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G',
86 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
87 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
88 'X', 'Y', 'Z', '[', '\\', ']', '^', '_',
89 '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g',
90 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
91 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
92 'x', 'y', 'z', '{', '|', '}', '~', '<'
94 sub text_qfont_table($)
98 if($color_utf8_enable)
100 return (($o & 0xFF00) == 0xE000) ? $text_qfont_table[$o & 0xFF] : $char;
104 return $text_qfont_table[$o];
110 $message = join '', map { text_qfont_table $_ } split //, $message;
113 sub color_dp_transform(&$)
115 my ($block, $message) = @_;
116 $message =~ s{(?:(\^\^)|\^x([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])|\^([0-9])|(.))(?=([0-9,]?))}{
117 defined $1 ? $block->(char => '^', $7) :
118 defined $2 ? $block->(rgb => [hex $2, hex $3, hex $4], $7) :
119 defined $5 ? $block->(color => $5, $7) :
120 defined $6 ? $block->(char => $6, $7) :
131 return color_dp_transform
133 my ($type, $data, $next) = @_;
135 ? text_qfont_table $data
141 sub color_rgb2basic($)
144 my ($R, $G, $B) = @$data;
145 my $min = [sort { $a <=> $b } ($R, $G, $B)]->[0];
146 my $max = [sort { $a <=> $b } ($R, $G, $B)]->[-1];
149 my $s = ($max == $min) ? 0 : 1 - $min/$max;
153 return 0 if $v < 0.5;
164 $h = (60 * ($G - $B) / ($max - $min)) % 360;
168 $h = (60 * ($B - $R) / ($max - $min)) + 120;
172 $h = (60 * ($R - $G) / ($max - $min)) + 240;
177 return 2 if $h < 150;
178 return 5 if $h < 200;
179 return 4 if $h < 270;
180 return 6 if $h < 330;
184 sub color_dp_rgb2basic($)
187 return color_dp_transform
189 my ($type, $data, $next) = @_;
190 $type eq 'char' ? ($data eq '^' ? '^^' : $data) :
191 $type eq 'color' ? "^$data" :
192 $type eq 'rgb' ? "^" . color_rgb2basic $data :
202 return color_dp_transform
204 my ($type, $data, $next) = @_;
209 $data = color_rgb2basic $data;
212 $type eq 'char' ? text_qfont_table $data :
213 $type eq 'color' ? do {
214 my $oldcolor = $color;
215 $color = $color_dp2irc_table[$data];
217 $color == $oldcolor ? '' :
218 $color < 0 ? "\017" :
219 (index '0123456789,', $next) >= 0 ? "\003$color\002\002" :
231 return color_dp_transform
233 my ($type, $data, $next) = @_;
238 $data = color_rgb2basic $data;
241 $type eq 'char' ? text_qfont_table $data :
242 $type eq 'color' ? do {
243 my $oldcolor = $color;
244 $color = $color_dp2ansi_table[$data];
246 $color eq $oldcolor ? '' :
257 # if the message ends with an odd number of ^, kill one
258 chop $message if $message =~ /(?:^|[^\^])\^(\^\^)*$/;
267 # $conn->sockname() returns a connection type specific representation
268 # string of the local address, or undef if not applicable.
269 # $conn->send("string") sends something over the connection.
270 # $conn->recv() receives a string from the connection, or returns "" if no
272 # $conn->fds() returns all file descriptors used by the connection, so one
273 # can use select() on them.
275 # Usually wraps around a connection and implements a command based
276 # structure over it. It usually is constructed using new
277 # ChannelType($connection, someparameters...)
278 # @cmds = $chan->join_commands(@cmds) joins multiple commands to a single
279 # command string if the protocol supports it, or does nothing and leaves
280 # @cmds unchanged if the protocol does not support that usage (this is
281 # meant to save send() invocations).
282 # $chan->send($command, $nothrottle) sends a command over the channel. If
283 # $nothrottle is sent, the command must not be left out even if the channel
284 # is saturated (for example, because of IRC's flood control mechanism).
285 # $chan->quote($str) returns a string in a quoted form so it can safely be
286 # inserted as a substring into a command, or returns $str as is if not
287 # applicable. It is assumed that the result of the quote method is used
288 # as part of a quoted string, if the protocol supports that.
289 # $chan->recv() returns a list of received commands from the channel, or
290 # the empty list if none are available.
291 # $conn->fds() returns all file descriptors used by the channel's
292 # connections, so one can use select() on them.
301 # Represents a connection over a socket.
302 # Mainly used to wrap a channel around it for, in this case, line based or rcon-like operation.
303 package Connection::Socket;
306 use IO::Socket::INET;
310 # my $conn = new Connection::Socket(tcp => "localaddress" => "remoteaddress" => 6667);
311 # If the remote address does not contain a port number, the numeric port is
312 # used (it serves as a default port).
315 my ($class, $proto, $local, $remote, $defaultport) = @_;
316 my $sock = IO::Socket::INET->new(
318 (length($local) ? (LocalAddr => $local) : ()),
320 PeerPort => $defaultport
321 ) or die "socket $proto/$local/$remote/$defaultport: $!";
325 # Mortal fool! Release me from this wretched tomb! I must be set free
326 # or I will haunt you forever! I will hide your keys beneath the
327 # cushions of your upholstered furniture... and NEVERMORE will you be
328 # able to find socks that match!
330 # My demonic powers have made me OMNIPOTENT! Bwahahahahahahaha!
333 bless $you, 'Connection::Socket';
336 # $sock->sockname() returns the local address of the socket.
340 my ($port, $addr) = sockaddr_in $self->{sock}->sockname();
341 return "@{[inet_ntoa $addr]}:$port";
344 # $sock->send($data) sends some data over the socket; on success, 1 is returned.
347 my ($self, $data) = @_;
350 if(not eval { $self->{sock}->send($data); })
358 # $sock->recv() receives as much as possible from the socket (or at most 32k). Returns "" if no data is available.
363 if(defined $self->{sock}->recv($data, 32768, 0))
377 # $sock->fds() returns the socket file descriptor.
381 return fileno $self->{sock};
390 # Line-based buffered connectionless FIFO channel.
391 # Whatever is sent to it using send() is echoed back when using recv().
392 package Channel::FIFO;
397 # my $chan = new Channel::FIFO();
405 bless $you, 'Channel::FIFO';
408 sub join_commands($@)
410 my ($self, @data) = @_;
416 my ($self, $line, $nothrottle) = @_;
417 push @{$self->{buffer}}, $line;
422 my ($self, $data) = @_;
429 my $r = $self->{buffer};
430 $self->{buffer} = [];
446 # QW rcon protocol channel.
447 # Wraps around a UDP based Connection and sends commands as rcon commands as
448 # well as receives rcon replies. The quote and join_commands methods are using
449 # DarkPlaces engine specific rcon protocol extensions.
457 # my $chan = new Channel::QW($connection, "password");
460 my ($class, $conn, $password, $secure, $timeout) = @_;
463 password => $password,
469 bless $you, 'Channel::QW';
472 # Note: multiple commands in one rcon packet is a DarkPlaces extension.
473 sub join_commands($@)
475 my ($self, @data) = @_;
476 return join "\0", @data;
481 my ($self, $line, $nothrottle) = @_;
483 if $color_utf8_enable;
484 if($self->{secure} > 1)
486 $self->{connector}->send("\377\377\377\377getchallenge");
487 my $c = $self->recvchallenge();
488 return 0 if not defined $c;
489 my $key = Digest::HMAC::hmac("$c $line", $self->{password}, \&Digest::MD4::md4);
490 return $self->{connector}->send("\377\377\377\377srcon HMAC-MD4 CHALLENGE $key $c $line");
492 elsif($self->{secure})
494 my $t = sprintf "%ld.%06d", time(), int rand 1000000;
495 my $key = Digest::HMAC::hmac("$t $line", $self->{password}, \&Digest::MD4::md4);
496 return $self->{connector}->send("\377\377\377\377srcon HMAC-MD4 TIME $key $t $line");
500 return $self->{connector}->send("\377\377\377\377rcon $self->{password} $line");
504 # Note: backslash and quotation mark escaping is a DarkPlaces extension.
507 my ($self, $data) = @_;
508 $data =~ s/[\000-\037]//g;
509 $data =~ s/([\\"])/\\$1/g;
510 $data =~ s/\$/\$\$/g;
518 my $sel = IO::Select->new($self->fds());
519 my $endtime_max = Time::HiRes::time() + $self->{timeout};
520 my $endtime = $endtime_max;
522 while((my $dt = $endtime - Time::HiRes::time()) > 0)
524 if($sel->can_read($dt))
528 my $s = $self->{connector}->recv();
533 if($s =~ /^\377\377\377\377challenge (.*?)(?:$|\0)/s)
538 if $s !~ /^\377\377\377\377n(.*)$/s;
539 $self->{recvbuf} .= $1;
551 my $s = $self->{connector}->recv();
557 if $s !~ /^\377\377\377\377n(.*)$/s;
558 $self->{recvbuf} .= $1;
561 while($self->{recvbuf} =~ s/^(.*?)(?:\r\n?|\n)//)
565 if $color_utf8_enable;
574 return $self->{connector}->fds();
583 # Line based protocol channel.
584 # Wraps around a TCP based Connection and sends commands as text lines
585 # (separated by CRLF). When reading responses from the Connection, any type of
586 # line ending is accepted.
587 # A flood control mechanism is implemented.
588 package Channel::Line;
591 use Time::HiRes qw/time/;
594 # my $chan = new Channel::Line($connection);
597 my ($class, $conn) = @_;
607 bless $you, 'Channel::Line';
610 sub join_commands($@)
612 my ($self, @data) = @_;
616 # Sets new flood control parameters:
617 # $chan->throttle(maximum lines per second, maximum burst length allowed to
618 # exceed the lines per second limit);
619 # RFC 1459 describes these parameters to be 0.5 and 5 for the IRC protocol.
620 # If the $nothrottle flag is set while sending, the line is sent anyway even
621 # if flooding would take place.
624 my ($self, $linepersec, $maxlines) = @_;
625 $self->{linepersec} = $linepersec;
626 $self->{maxlines} = $maxlines;
627 $self->{capacity} = $maxlines;
632 my ($self, $line, $nothrottle) = @_;
634 if $color_utf8_enable;
636 if(defined $self->{capacity})
638 $self->{capacity} += ($t - $self->{lastsend}) * $self->{linepersec};
639 $self->{lastsend} = $t;
640 $self->{capacity} = $self->{maxlines}
641 if $self->{capacity} > $self->{maxlines};
645 if $self->{capacity} < 0;
647 $self->{capacity} -= 1;
650 return $self->{connector}->send("$line\r\n");
655 my ($self, $data) = @_;
656 $data =~ s/\r\n?/\n/g;
666 my $s = $self->{connector}->recv();
671 $self->{recvbuf} .= $s;
674 while($self->{recvbuf} =~ s/^(.*?)(?:\r\n?|\n)//)
678 if $color_utf8_enable;
687 return $self->{connector}->fds();
695 # main program... a gateway between IRC and DarkPlaces servers
703 use Time::HiRes qw/time/;
705 our @handlers = (); # list of [channel, expression, sub to handle result]
706 our @tasks = (); # list of [time, sub]
710 playernick_byid_0 => "(console)",
715 irc_nick_alternates => "",
717 irc_channel => undef,
718 irc_ping_delay => 120,
721 irc_nickserv_password => "",
722 irc_nickserv_identify => 'PRIVMSG NickServ :IDENTIFY %2$s',
723 irc_nickserv_ghost => 'PRIVMSG NickServ :GHOST %1$s %2$s',
724 irc_nickserv_ghost_attempts => 3,
726 irc_quakenet_authname => "",
727 irc_quakenet_password => "",
728 irc_quakenet_authusers => "",
729 irc_quakenet_getchallenge => 'PRIVMSG Q@CServe.quakenet.org :CHALLENGE',
730 irc_quakenet_challengeauth => 'PRIVMSG Q@CServe.quakenet.org :CHALLENGEAUTH',
731 irc_quakenet_challengeprefix => ':Q!TheQBot@CServe.quakenet.org NOTICE [^:]+ :CHALLENGE',
733 irc_announce_slotsfree => 1,
734 irc_announce_mapchange => 'always',
738 dp_secure_challengetimeout => 1,
740 dp_password => undef,
741 dp_status_delay => 30,
742 dp_server_from_wan => "",
743 dp_utf8_enable => $color_utf8_enable,
746 irc_admin_password => "",
747 irc_admin_timeout => 3600,
748 irc_admin_quote_re => "",
750 irc_reconnect_delay => 300,
757 # Xonotic specific parsing of some server messages
759 sub xon_slotsstring()
762 if(defined $store{slots_max})
764 my $slots = $store{slots_max} - $store{slots_active};
765 my $slots_s = ($slots == 1) ? '' : 's';
766 $slotsstr = " ($slots free slot$slots_s)";
767 my $s = $config{dp_server_from_wan} || $config{dp_server};
768 $slotsstr .= "; join now: \002xonotic +connect $s"
769 if $slots >= 1 and not $store{lms_blocked};
776 # Do we have a config file? If yes, read and parse it (syntax: key = value
777 # pairs, separated by newlines), if not, complain.
778 die "Usage: $0 configfile\n"
781 open my $fh, "<", $ARGV[0]
782 or die "open $ARGV[0]: $!";
787 /^(.*?)\s*=(?:\s*(.*))?$/ or next;
788 warn "Undefined config item: $1"
789 unless exists $config{$1};
790 $config{$1} = defined $2 ? $2 : "";
793 my @missing = grep { !defined $config{$_} } keys %config;
794 die "The following config items are missing: @missing"
797 $color_utf8_enable = $config{dp_utf8_enable};
800 # Create a channel for error messages and other internal status messages...
802 $channels{system} = new Channel::FIFO();
804 # for example, quit messages caused by signals (if SIGTERM or SIGINT is first
805 # received, try to shut down cleanly, and if such a signal is received a second
809 exit 1 if $quitting++;
810 $channels{system}->send("quit SIGINT");
813 exit 1 if $quitting++;
814 $channels{system}->send("quit SIGTERM");
819 # Create the two channels to gateway between...
821 $channels{irc} = new Channel::Line(new Connection::Socket(tcp => $config{irc_local} => $config{irc_server} => 6667));
822 $channels{dp} = new Channel::QW(my $dpsock = new Connection::Socket(udp => $config{dp_listen} => $config{dp_server} => 26000), $config{dp_password}, $config{dp_secure}, $config{dp_secure_challengetimeout});
823 $config{dp_listen} = $dpsock->sockname();
824 print "Listening on $config{dp_listen}\n";
826 $channels{irc}->throttle(0.5, 5);
829 # Utility routine to write to a channel by name, also outputting what's been written and some status
833 my $nothrottle = shift;
834 my $chan = $channels{$chanstr};
837 print "UNDEFINED: $chanstr, ignoring message\n";
840 @_ = $chan->join_commands(@_);
843 my $result = $chan->send($_, $nothrottle);
846 print " $chanstr << $_\n";
850 print "FLOOD: $chanstr << $_\n";
854 print "ERROR: $chanstr << $_\n";
855 $channels{system}->send("error $chanstr", 0);
862 # Schedule a task for later execution by the main loop; usage: schedule sub {
863 # task... }, $time; When a scheduled task is run, a reference to the task's own
864 # sub is passed as first argument; that way, the task is able to re-schedule
865 # itself so it gets periodically executed.
868 my ($sub, $time) = @_;
869 push @tasks, [time() + $time, $sub];
872 # On IRC error, delete some data store variables of the connection, and
873 # reconnect to the IRC server soon (but only if someone is actually playing)
876 # prevent multiple instances of this timer
877 return if $store{irc_error_active};
878 $store{irc_error_active} = 1;
880 delete $channels{irc};
883 if(!defined $store{slots_active})
885 # DP is not running, then delay IRC reconnecting
886 #use Data::Dumper; print Dumper \$timer;
887 schedule $timer => 1;
889 # this will keep irc_error_active
891 $channels{irc} = new Channel::Line(new Connection::Socket(tcp => $config{irc_local} => $config{irc_server} => 6667));
892 delete $store{$_} for grep { /^irc_/ } keys %store;
893 $store{irc_nick} = "";
896 out dp => 0, 'sv_cmd bans', 'status 1', 'log_dest_udp';
897 $store{status_waiting} = -1;
899 # this will clear irc_error_active
900 } => $config{irc_reconnect_delay};
910 next if $found{$_}++;
916 # IRC joining (if this is called as response to a nick name collision, $is433 is set);
917 # among other stuff, it performs NickServ or Quakenet authentication. This is to be called
918 # until the channel has been joined for every message that may be "interesting" (basically,
919 # IRC 001 hello messages, 443 nick collision messages and some notices by services).
925 if $store{irc_joined_channel};
927 #use Data::Dumper; print Dumper \%store;
931 if(length $store{irc_nick})
933 # we already have another nick, but couldn't change to the new one
934 # try ghosting and then get the nick again
935 if(length $config{irc_nickserv_password})
937 if(++$store{irc_nickserv_ghost_attempts} <= $config{irc_nickserv_ghost_attempts})
939 $store{irc_nick_requested} = $config{irc_nick};
940 out irc => 1, sprintf($config{irc_nickserv_ghost}, $config{irc_nick}, $config{irc_nickserv_password});
942 out irc => 1, "NICK $config{irc_nick}";
944 return; # we'll get here again for the NICK success message, or for a 433 failure
946 # otherwise, we failed to ghost and will continue with the wrong
947 # nick... also, no need to try to identify here
949 # otherwise, we can't handle this and will continue with our wrong nick
953 # we failed to get an initial nickname
954 # change ours a bit and try again
956 my @alternates = uniq ($config{irc_nick}, grep { $_ ne "" } split /\s+/, $config{irc_nick_alternates});
957 my $nextnick = undef;
958 for(0..@alternates-2)
960 if($store{irc_nick_requested} eq $alternates[$_])
962 $nextnick = $alternates[$_+1];
965 if($store{irc_nick_requested} eq $alternates[@alternates-1]) # this will only happen once
967 $store{irc_nick_requested} = $alternates[0];
968 # but don't set nextnick, so we edit it
970 if(defined $nextnick)
972 $store{irc_nick_requested} = $nextnick;
978 if(length $store{irc_nick_requested} < 9)
980 $store{irc_nick_requested} .= '_';
984 substr $store{irc_nick_requested}, int(rand length $store{irc_nick_requested}), 1, chr(97 + int rand 26);
986 last unless grep { $_ eq $store{irc_nick_requested} } @alternates;
989 out irc => 1, "NICK $store{irc_nick_requested}";
990 return; # when it fails, we'll get here again, and when it succeeds, we will continue
994 # we got a 001 or a NICK message, so $store{irc_nick} has been updated
995 if(length $config{irc_nickserv_password})
997 if($store{irc_nick} eq $config{irc_nick})
1000 out irc => 1, sprintf($config{irc_nickserv_identify}, $config{irc_nick}, $config{irc_nickserv_password});
1005 if(++$store{irc_nickserv_ghost_attempts} <= $config{irc_nickserv_ghost_attempts})
1007 $store{irc_nick_requested} = $config{irc_nick};
1008 out irc => 1, sprintf($config{irc_nickserv_ghost}, $config{irc_nick}, $config{irc_nickserv_password});
1010 out irc => 1, "NICK $config{irc_nick}";
1012 return; # we'll get here again for the NICK success message, or for a 433 failure
1014 # otherwise, we failed to ghost and will continue with the wrong
1015 # nick... also, no need to try to identify here
1019 # we are on Quakenet. Try to authenticate.
1020 if(length $config{irc_quakenet_password} and length $config{irc_quakenet_authname})
1022 if(defined $store{irc_quakenet_challenge})
1024 if($store{irc_quakenet_challenge} =~ /^([0-9a-f]*)\b.*\bHMAC-SHA-256\b/)
1027 my $hash1 = Digest::SHA::sha256_hex(substr $config{irc_quakenet_password}, 0, 10);
1028 my $key = Digest::SHA::sha256_hex("@{[lc $config{irc_quakenet_authname}]}:$hash1");
1029 my $digest = Digest::HMAC::hmac_hex($challenge, $key, \&Digest::SHA::sha256);
1030 out irc => 1, "$config{irc_quakenet_challengeauth} $config{irc_quakenet_authname} $digest HMAC-SHA-256";
1035 out irc => 1, $config{irc_quakenet_getchallenge};
1037 # we get here again when Q asks us
1041 # if we get here, we are on IRC
1042 $store{irc_joined_channel} = 1;
1044 out irc => 1, "JOIN $config{irc_channel}";
1049 my $RE_FAIL = qr/$ $/;
1050 my $RE_SUCCEED = qr//;
1053 return $_[0] ? $RE_FAIL : $RE_SUCCEED;
1057 # List of all handlers on the various sockets. Additional handlers can be added by a plugin.
1059 # detect a server restart and set it up again
1060 [ dp => q{ *(?:Warning: Could not expand \$|Unknown command ")(?:rcon2irc_[a-z0-9_]*)[" ]*} => sub {
1062 'alias rcon2irc_eval "$*"',
1064 'sv_logscores_console 0',
1065 'sv_logscores_bots 1',
1067 'sv_eventlog_console 1',
1068 'alias rcon2irc_say_as "set say_as_restorenick \"$sv_adminnick\"; sv_adminnick \"$1^3\"; say \"^7$2\"; rcon2irc_say_as_restore"',
1069 'alias rcon2irc_say_as_restore "set sv_adminnick \"$say_as_restorenick\""',
1070 'alias rcon2irc_quit "echo \"quitting rcon2irc $1: log_dest_udp is $log_dest_udp\""'; # note: \\\\\\" ->perl \\\" ->console \"
1074 # detect missing entry in log_dest_udp and fix it
1075 [ dp => q{"log_dest_udp" is "([^"]*)" \["[^"]*"\]} => sub {
1077 my @dests = split ' ', $dest;
1078 return 0 if grep { $_ eq $config{dp_listen} } @dests;
1079 out dp => 0, 'log_dest_udp "' . join(" ", @dests, $config{dp_listen}) . '"';
1083 # retrieve list of banned hosts
1084 [ dp => q{#(\d+): (\S+) is still banned for (\S+) seconds} => sub {
1085 return 0 unless $store{status_waiting} < 0;
1086 my ($id, $ip, $time) = @_;
1087 $store{bans_new} = [] if $id == 0;
1088 $store{bans_new}[$id] = { ip => $ip, 'time' => $time };
1092 # retrieve hostname from status replies
1093 [ dp => q{host: (.*)} => sub {
1094 return 0 unless $store{status_waiting} < 0;
1096 $store{dp_hostname} = $name;
1097 $store{bans} = $store{bans_new};
1101 # retrieve version from status replies
1102 [ dp => q{version: (.*)} => sub {
1103 return 0 unless $store{status_waiting} < 0;
1105 $store{dp_version} = $version;
1109 # retrieve player names
1110 [ dp => q{players: (\d+) active \((\d+) max\)} => sub {
1111 return 0 unless $store{status_waiting} < 0;
1112 my ($active, $max) = @_;
1113 my $full = ($active >= $max);
1114 $store{slots_max} = $max;
1115 $store{slots_active} = $active;
1116 $store{status_waiting} = $active;
1117 $store{playerslots_active_new} = [];
1118 if($store{status_waiting} == 0)
1120 $store{playerslots_active} = $store{playerslots_active_new};
1122 if($full != ($store{slots_full} || 0))
1124 $store{slots_full} = $full;
1125 return 0 if $store{lms_blocked};
1126 return 0 if !$config{irc_announce_slotsfree};
1129 out irc => 0, "PRIVMSG $config{irc_channel} :\001ACTION is full!\001";
1133 my $slotsstr = xon_slotsstring();
1134 out irc => 0, "PRIVMSG $config{irc_channel} :\001ACTION can be joined again$slotsstr!\001";
1140 # retrieve player names
1141 [ dp => q{\^\d(\S+)\s+(\d+)\s+(\d+)\s+(\S+)\s+(-?\d+)\s+\#(\d+)\s+\^\d(.*)} => sub {
1142 return 0 unless $store{status_waiting} > 0;
1143 my ($ip, $pl, $ping, $time, $frags, $no, $name) = ($1, $2, $3, $4, $5, $6, $7);
1144 $store{"playerslot_$no"} = { ip => $ip, pl => $pl, ping => $ping, 'time' => $time, frags => $frags, no => $no, name => $name };
1145 push @{$store{playerslots_active_new}}, $no;
1146 if(--$store{status_waiting} == 0)
1148 $store{playerslots_active} = $store{playerslots_active_new};
1153 # IRC admin commands
1154 [ irc => q{:(([^! ]*)![^ ]*) (?i:PRIVMSG) [^&#%]\S* :(.*)} => sub {
1155 return 0 unless ($config{irc_admin_password} ne '' || $store{irc_quakenet_users});
1157 my ($hostmask, $nick, $command) = @_;
1158 my $dpnick = color_dpfix $nick;
1160 if($command eq "login $config{irc_admin_password}")
1162 $store{logins}{$hostmask} = time() + $config{irc_admin_timeout};
1163 out irc => 0, "PRIVMSG $nick :my wish is your command";
1167 if($command =~ /^login /)
1169 out irc => 0, "PRIVMSG $nick :invalid password";
1173 if(($store{logins}{$hostmask} || 0) < time())
1175 out irc => 0, "PRIVMSG $nick :authentication required";
1179 if($command =~ /^status(?: (.*))?$/)
1184 for my $slot(@{$store{playerslots_active} || []})
1186 my $s = $store{"playerslot_$slot"};
1188 if(not defined $match or index(color_dp2none($s->{name}), $match) >= 0)
1190 out irc => 0, sprintf 'PRIVMSG %s :%-21s %2i %4i %8s %4i #%-3u %s', $nick, $s->{ip}, $s->{pl}, $s->{ping}, $s->{time}, $s->{frags}, $slot, color_dp2irc $s->{name};
1199 out irc => 0, "PRIVMSG $nick :the server is empty";
1203 out irc => 0, "PRIVMSG $nick :no nicknames match";
1209 if($command =~ /^kick # (\d+) (.*)$/)
1211 my ($id, $reason) = ($1, $2);
1212 my $dpreason = color_irc2dp $reason;
1213 $dpreason =~ s/^(~?)(.*)/$1irc $dpnick: $2/g;
1214 $dpreason =~ s/(["\\])/\\$1/g;
1215 out dp => 0, "kick # $id $dpreason";
1216 my $slotnik = "playerslot_$id";
1217 out irc => 0, "PRIVMSG $nick :kicked #$id (@{[color_dp2irc $store{$slotnik}{name}]}\017 @ $store{$slotnik}{ip}) ($reason)";
1221 if($command =~ /^kickban # (\d+) (\d+) (\d+) (.*)$/)
1223 my ($id, $bantime, $mask, $reason) = ($1, $2, $3, $4);
1224 my $dpreason = color_irc2dp $reason;
1225 $dpreason =~ s/^(~?)(.*)/$1irc $dpnick: $2/g;
1226 $dpreason =~ s/(["\\])/\\$1/g;
1227 out dp => 0, "kickban # $id $bantime $mask $dpreason";
1228 my $slotnik = "playerslot_$id";
1229 out irc => 0, "PRIVMSG $nick :kickbanned #$id (@{[color_dp2irc $store{$slotnik}{name}]}\017 @ $store{$slotnik}{ip}), netmask $mask, for $bantime seconds ($reason)";
1233 if($command eq "bans")
1237 map { "$_ ($store{bans}[$_]{ip}, $store{bans}[$_]{time}s)" }
1238 0..@{$store{bans} || []}-1;
1239 $banlist = "no bans"
1241 out irc => 0, "PRIVMSG $nick :$banlist";
1245 if($command =~ /^unban (\d+)$/)
1248 out dp => 0, "unban $id";
1249 out irc => 0, "PRIVMSG $nick :removed ban $id ($store{bans}[$id]{ip})";
1253 if($command =~ /^mute (\d+)$/)
1256 out dp => 0, "mute $id";
1257 my $slotnik = "playerslot_$id";
1258 out irc => 0, "PRIVMSG $nick :muted $id (@{[color_dp2irc $store{$slotnik}{name}]}\017 @ $store{$slotnik}{ip})";
1262 if($command =~ /^unmute (\d+)$/)
1265 out dp => 0, "unmute $id";
1266 my $slotnik = "playerslot_$id";
1267 out irc => 0, "PRIVMSG $nick :unmuted $id (@{[color_dp2irc $store{$slotnik}{name}]}\017 @ $store{$slotnik}{ip})";
1271 if($command =~ /^quote (.*)$/)
1274 if($cmd =~ /^(??{$config{irc_admin_quote_re}})$/si)
1277 out irc => 0, "PRIVMSG $nick :executed your command";
1281 out irc => 0, "PRIVMSG $nick :permission denied";
1286 out irc => 0, "PRIVMSG $nick :unknown command (supported: status [substring], kick # id reason, kickban # id bantime mask reason, bans, unban banid, mute id, unmute id)";
1291 # LMS: detect "no more lives" message
1292 [ dp => q{\^4.*\^4 has no more lives left} => sub {
1293 if(!$store{lms_blocked})
1295 $store{lms_blocked} = 1;
1296 if(!$store{slots_full})
1299 if($store{lms_blocked})
1301 out irc => 0, "PRIVMSG $config{irc_channel} :\001ACTION can't be joined until next round (a player has no more lives left)\001";
1308 # detect IRC errors and reconnect
1309 [ irc => q{ERROR .*} => \&irc_error ],
1310 [ irc => q{:[^ ]* 404 .*} => \&irc_error ], # cannot send to channel
1311 [ system => q{error irc} => \&irc_error ],
1314 [ irc => q{:[^ ]* 433 .*} => sub {
1315 return irc_joinstage(433);
1319 [ irc => q{:[^ ]* 001 .*} => sub {
1320 $store{irc_seen_welcome} = 1;
1321 $store{irc_nick} = $store{irc_nick_requested};
1323 # If users for quakenet are listed, parse them into a hash and schedule a sub to query information
1324 if ($config{irc_quakenet_authusers} ne '') {
1325 $store{irc_quakenet_users} = { map { $_ => 1 } split / /, $config{irc_quakenet_authusers} };
1329 out irc => 0, "PRIVMSG Q :users " . $config{irc_channel};
1330 schedule $timer => 300;;
1334 return irc_joinstage(0);
1337 # IRC my nickname changed
1338 [ irc => q{:(?i:(??{$store{irc_nick}}))![^ ]* (?i:NICK) :(.*)} => sub {
1340 $store{irc_nick} = $n;
1341 return irc_joinstage(0);
1344 # Quakenet: challenge from Q
1345 [ irc => q{(??{$config{irc_quakenet_challengeprefix}}) (.*)} => sub {
1346 $store{irc_quakenet_challenge} = $1;
1347 return irc_joinstage(0);
1350 # Catch joins of people in a channel the bot is in and catch our own joins of a channel,
1351 # detect channel join message and note hostname length to get the maximum allowed line length
1352 [ irc => q{:(([^! ]*)![^ ]*) JOIN (#.+)} => sub {
1353 my ($hostmask, $nick, $chan) = @_;
1355 if ($nick eq $store{irc_nick}) {
1356 $store{irc_maxlen} = 510 - length($hostmask);
1357 $store{irc_joined_channel} = 1;
1358 print "* detected maximum line length for channel messages: $store{irc_maxlen}\n";
1361 return 0 unless ($store{irc_quakenet_users});
1363 if ($nick eq $store{irc_nick}) {
1364 out irc => 0, "PRIVMSG Q :users $chan"; # get auths for all users
1366 $store{quakenet_hosts}->{$nick} = $hostmask;
1367 out irc => 0, "PRIVMSG Q :whois $nick"; # get auth for single user
1373 # Catch response of users request
1374 [ irc => q{:Q!TheQBot@CServe.quakenet.org NOTICE [^:]+ :[@\+\s]?(\S+)\s+(\S+)\s*(\S*)\s*\((.*)\)} => sub {
1375 my ($nick, $username, $flags, $host) = @_;
1376 return 0 unless ($store{irc_quakenet_users});
1378 $store{logins}{"$nick!$host"} = time() + 600 if ($store{irc_quakenet_users}->{$username});
1383 # Catch response of whois request
1384 [ irc => q{:Q!TheQBot@CServe.quakenet.org NOTICE [^:]+ :-Information for user (.*) \(using account (.*)\):} => sub {
1385 my ($nick, $username) = @_;
1386 return 0 unless ($store{irc_quakenet_users});
1388 if ($store{irc_quakenet_users}->{$username}) {
1389 my $hostmask = $store{quakenet_hosts}->{$nick};
1390 $store{logins}{$hostmask} = time() + 600;
1396 # shut down everything on SIGINT
1397 [ system => q{quit (.*)} => sub {
1399 out irc => 1, "QUIT :$cause";
1400 $store{quitcookie} = int rand 1000000000;
1401 out dp => 0, "rcon2irc_quit $store{quitcookie}";
1404 # remove myself from the log destinations and exit everything
1405 [ dp => q{quitting rcon2irc (??{$store{quitcookie}}): log_dest_udp is (.*) *} => sub {
1407 my @dests = grep { $_ ne $config{dp_listen} } split ' ', $dest;
1408 out dp => 0, 'log_dest_udp "' . join(" ", @dests) . '"';
1414 [ irc => q{PING (.*)} => sub {
1416 out irc => 1, "PONG $data";
1421 [ irc => q{:[^ ]* PONG .* :(.*)} => sub {
1424 if not defined $store{irc_pingtime};
1426 if $data ne $store{irc_pingtime};
1427 print "* measured IRC line delay: @{[time() - $store{irc_pingtime}]}\n";
1428 undef $store{irc_pingtime};
1432 # chat: Xonotic server -> IRC channel
1433 [ dp => q{\001(.*?)\^7: (.*)} => sub {
1434 my ($nick, $message) = map { color_dp2irc $_ } @_;
1435 out irc => 0, "PRIVMSG $config{irc_channel} :<$nick\017> $message";
1439 # chat: Xonotic server -> IRC channel, nick set
1440 [ dp => q{:join:(\d+):(\d+):([^:]*):(.*)} => sub {
1441 my ($id, $slot, $ip, $nick) = @_;
1442 $store{"playernickraw_byid_$id"} = $nick;
1443 $nick = color_dp2irc $nick;
1444 $store{"playernick_byid_$id"} = $nick;
1445 $store{"playerip_byid_$id"} = $ip;
1446 $store{"playerslot_byid_$id"} = $slot;
1447 $store{"playerid_byslot_$slot"} = $id;
1451 # chat: Xonotic server -> IRC channel, nick change/set
1452 [ dp => q{:name:(\d+):(.*)} => sub {
1453 my ($id, $nick) = @_;
1454 $store{"playernickraw_byid_$id"} = $nick;
1455 $nick = color_dp2irc $nick;
1456 my $oldnick = $store{"playernick_byid_$id"};
1457 out irc => 0, "PRIVMSG $config{irc_channel} :* $oldnick\017 is now known as $nick";
1458 $store{"playernick_byid_$id"} = $nick;
1462 # chat: Xonotic server -> IRC channel, vote call
1463 [ dp => q{:vote:vcall:(\d+):(.*)} => sub {
1464 my ($id, $command) = @_;
1465 $command = color_dp2irc $command;
1466 my $oldnick = $id ? $store{"playernick_byid_$id"} : "(console)";
1467 out irc => 0, "PRIVMSG $config{irc_channel} :* $oldnick\017 calls a vote for \"$command\017\"";
1471 # chat: Xonotic server -> IRC channel, vote stop
1472 [ dp => q{:vote:vstop:(\d+)} => sub {
1474 my $oldnick = $id ? $store{"playernick_byid_$id"} : "(console)";
1475 out irc => 0, "PRIVMSG $config{irc_channel} :* $oldnick\017 stopped the vote";
1479 # chat: Xonotic server -> IRC channel, master login
1480 [ dp => q{:vote:vlogin:(\d+)} => sub {
1482 my $oldnick = $id ? $store{"playernick_byid_$id"} : "(console)";
1483 out irc => 0, "PRIVMSG $config{irc_channel} :* $oldnick\017 logged in as master";
1487 # chat: Xonotic server -> IRC channel, master do
1488 [ dp => q{:vote:vdo:(\d+):(.*)} => sub {
1489 my ($id, $command) = @_;
1490 $command = color_dp2irc $command;
1491 my $oldnick = $id ? $store{"playernick_byid_$id"} : "(console)";
1492 out irc => 0, "PRIVMSG $config{irc_channel} :* $oldnick\017 used his master status to do \"$command\017\"";
1496 # chat: Xonotic server -> IRC channel, result
1497 [ dp => q{:vote:v(yes|no|timeout):(\d+):(\d+):(\d+):(\d+):(-?\d+)} => sub {
1498 my ($result, $yes, $no, $abstain, $not, $min) = @_;
1499 my $spam = "$yes:$no" . (($min >= 0) ? " ($min needed)" : "") . ", $abstain didn't care, $not didn't vote";
1500 out irc => 0, "PRIVMSG $config{irc_channel} :* the vote ended with $result: $spam";
1504 # chat: IRC channel -> Xonotic server
1505 [ irc => q{:([^! ]*)![^ ]* (?i:PRIVMSG) (?i:(??{$config{irc_channel}})) :(?i:(??{$store{irc_nick}}))(?: |: ?|, ?)(.*)} => sub {
1506 my ($nick, $message) = @_;
1507 $nick = color_dpfix $nick;
1508 # allow the nickname to contain colors in DP format! Therefore, NO color_irc2dp on the nickname!
1509 $message = color_irc2dp $message;
1510 $message =~ s/(["\\])/\\$1/g;
1511 out dp => 0, "rcon2irc_say_as \"$nick on IRC\" \"$message\"";
1516 length $config{irc_trigger}
1518 [ irc => q{:([^! ]*)![^ ]* (?i:PRIVMSG) (?i:(??{$config{irc_channel}})) :(?i:(??{$config{irc_trigger}}))(?: |: ?|, ?)(.*)} => sub {
1519 my ($nick, $message) = @_;
1520 $nick = color_dpfix $nick;
1521 # allow the nickname to contain colors in DP format! Therefore, NO color_irc2dp on the nickname!
1522 $message = color_irc2dp $message;
1523 $message =~ s/(["\\])/\\$1/g;
1524 out dp => 0, "rcon2irc_say_as \"$nick on IRC\" \"$message\"";
1531 # irc: CTCP VERSION reply
1532 [ irc => q{:([^! ]*)![^ ]* (?i:PRIVMSG) (?i:(??{$store{irc_nick}})) :\001VERSION( .*)?\001} => sub {
1534 my $ver = $store{dp_version} or return 0;
1535 $ver .= ", rcon2irc $VERSION";
1536 out irc => 0, "NOTICE $nick :\001VERSION $ver\001";
1539 # on game start, notify the channel
1540 [ dp => q{:gamestart:(.*):[0-9.]*} => sub {
1542 $store{playing} = 1;
1544 $store{map_starttime} = time();
1545 if ($config{irc_announce_mapchange} eq 'always' || ($config{irc_announce_mapchange} eq 'notempty' && $store{slots_active} > 0)) {
1546 my $slotsstr = xon_slotsstring();
1547 out irc => 0, "PRIVMSG $config{irc_channel} :\00304" . $map . "\017 has begun$slotsstr";
1549 delete $store{lms_blocked};
1553 # on game over, clear the current map
1554 [ dp => q{:gameover} => sub {
1555 $store{playing} = 0;
1559 # scores: Xonotic server -> IRC channel (start)
1560 [ dp => q{:scores:(.*):(\d+)} => sub {
1561 my ($map, $time) = @_;
1562 $store{scores} = {};
1563 $store{scores}{map} = $map;
1564 $store{scores}{time} = $time;
1565 $store{scores}{players} = [];
1566 delete $store{lms_blocked};
1570 # scores: Xonotic server -> IRC channel, legacy format
1571 [ dp => q{:player:(-?\d+):(\d+):(\d+):(\d+):(\d+):(.*)} => sub {
1572 my ($frags, $deaths, $time, $team, $id, $name) = @_;
1573 return if not exists $store{scores};
1574 push @{$store{scores}{players}}, [$frags, $team, $name]
1575 unless $frags <= -666; # no spectators
1579 # scores: Xonotic server -> IRC channel (CTF), legacy format
1580 [ dp => q{:teamscores:(\d+:-?\d*(?::\d+:-?\d*)*)} => sub {
1582 return if not exists $store{scores};
1583 $store{scores}{teams} = {split /:/, $teams};
1587 # scores: Xonotic server -> IRC channel, new format
1588 [ dp => q{:player:see-labels:(-?\d+)[-0-9,]*:(\d+):(\d+):(\d+):(.*)} => sub {
1589 my ($frags, $time, $team, $id, $name) = @_;
1590 return if not exists $store{scores};
1591 push @{$store{scores}{players}}, [$frags, $team, $name];
1595 # scores: Xonotic server -> IRC channel (CTF), new format
1596 [ dp => q{:teamscores:see-labels:(-?\d+)[-0-9,]*:(\d+)} => sub {
1597 my ($frags, $team) = @_;
1598 return if not exists $store{scores};
1599 $store{scores}{teams}{$team} = $frags;
1603 # scores: Xonotic server -> IRC channel
1604 [ dp => q{:end} => sub {
1605 return if not exists $store{scores};
1606 my $s = $store{scores};
1607 delete $store{scores};
1608 my $teams_matter = defined $s->{teams};
1615 # put players into teams
1617 for(@{$s->{players}})
1619 my $thisteam = ($t{$_->[1]} ||= {score => 0, team => $_->[1], players => []});
1620 push @{$thisteam->{players}}, [$_->[0], $_->[1], $_->[2]];
1623 $thisteam->{score} = $s->{teams}{$_->[1]};
1627 $thisteam->{score} += $_->[0];
1631 # sort by team score
1632 @t = sort { $b->{score} <=> $a->{score} } values %t;
1634 # sort by player score
1638 @{$_->{players}} = sort { $b->[0] <=> $a->[0] } @{$_->{players}};
1639 push @p, @{$_->{players}};
1644 @p = sort { $b->[0] <=> $a->[0] } @{$s->{players}};
1647 # no display for empty server
1651 # make message fit somehow
1652 for my $maxnamelen(reverse 3..64)
1654 my $scores_string = "PRIVMSG $config{irc_channel} :\00304" . $s->{map} . "\017 ended:";
1660 $scores_string .= $sep . "\003" . $color_team2irc_table{$_->{team}}. "\002\002" . $_->{score} . "\017";
1667 my ($frags, $team, $name) = @$_;
1668 $name = color_dpfix substr($name, 0, $maxnamelen);
1671 $name = "\003" . $color_team2irc_table{$team} . " " . color_dp2none $name;
1675 $name = " " . color_dp2irc $name;
1677 $scores_string .= "$sep$name\017 $frags";
1680 if(length($scores_string) <= ($store{irc_maxlen} || 256))
1682 out irc => 0, $scores_string;
1686 out irc => 0, "PRIVMSG $config{irc_channel} :\001ACTION would have LIKED to put the scores here, but they wouldn't fit :(\001";
1690 # complain when system load gets too high
1691 [ dp => q{timing: (([0-9.]*)% CPU, ([0-9.]*)% lost, offset avg ([0-9.]*)ms, max ([0-9.]*)ms, sdev ([0-9.]*)ms)} => sub {
1692 my ($all, $cpu, $lost, $avg, $max, $sdev) = @_;
1693 return 0 # don't complain when just on the voting screen
1694 if !$store{playing};
1695 return 0 # don't complain if it was less than 0.5%
1697 return 0 # don't complain if nobody is looking
1698 if $store{slots_active} == 0;
1699 return 0 # don't complain in the first two minutes
1700 if time() - $store{map_starttime} < 120;
1701 return 0 # don't complain if it was already at least half as bad in this round
1702 if $store{map_starttime} == $store{timingerror_map_starttime} and $lost <= 2 * $store{timingerror_lost};
1703 $store{timingerror_map_starttime} = $store{map_starttime};
1704 $store{timingerror_lost} = $lost;
1705 out dp => 0, 'rcon2irc_say_as server "There are currently some severe system load problems. The admins have been notified."';
1706 out irc => 1, "PRIVMSG $config{irc_channel} :\001ACTION has big trouble on $store{map} after @{[int(time() - $store{map_starttime})]}s: $all\001";
1707 #out irc => 1, "PRIVMSG OpBaI :\001ACTION has big trouble on $store{map} after @{[int(time() - $store{map_starttime})]}s: $all\001";
1714 # Load plugins and add them to the handler list in the front.
1715 for my $p(split ' ', $config{plugins})
1717 my @h = eval { do $p; }
1718 or die "Invalid plugin $p: $@";
1721 ref $_ eq 'ARRAY' or die "Invalid plugin $p: did not return a list of arrays";
1722 @$_ == 3 or die "Invalid plugin $p: did not return a list of three-element arrays";
1723 !ref $_->[0] && !ref $_->[1] && ref $_->[2] eq 'CODE' or die "Invalid plugin $p: did not return a list of string-string-sub arrays";
1724 unshift @handlers, $_;
1730 # verify that the server is up by letting it echo back a string that causes
1731 # re-initialization of the required aliases
1732 out dp => 0, 'echo "Unknown command \"rcon2irc_eval\""'; # assume the server has been restarted
1736 # regularily, query the server status and if it still is connected to us using
1737 # the log_dest_udp feature. If not, we will detect the response to this rcon
1738 # command and re-initialize the server's connection to us (either by log_dest_udp
1739 # not containing our own IP:port, or by rcon2irc_eval not being a defined command).
1742 out dp => 0, 'sv_cmd bans', 'status 1', 'log_dest_udp', 'rcon2irc_eval set dummy 1';
1743 $store{status_waiting} = -1;
1744 schedule $timer => (exists $store{dp_hostname} ? $config{dp_status_delay} : 1);;
1749 # Continue with connecting to IRC as soon as we get our first status reply from
1750 # the DP server (which contains the server's hostname that we'll use as
1751 # realname for IRC).
1755 # log on to IRC when needed
1756 if(exists $store{dp_hostname} && !exists $store{irc_seen_welcome})
1758 $store{irc_nick_requested} = $config{irc_nick};
1759 out irc => 1, "NICK $config{irc_nick}", "USER $config{irc_user} localhost localhost :$store{dp_hostname}";
1760 $store{irc_logged_in} = 1;
1761 undef $store{irc_maxlen};
1762 undef $store{irc_pingtime};
1765 schedule $timer => 1;;
1770 # Regularily ping the IRC server to detect if the connection is down. If it is,
1771 # schedule an IRC error that will cause reconnection later.
1775 if($store{irc_logged_in})
1777 if(defined $store{irc_pingtime})
1779 # IRC connection apparently broke
1780 # so... KILL IT WITH FIRE
1781 $channels{system}->send("error irc", 0);
1785 # everything is fine, send a new ping
1786 $store{irc_pingtime} = time();
1787 out irc => 1, "PING $store{irc_pingtime}";
1791 schedule $timer => $config{irc_ping_delay};;
1799 # Build up an IO::Select object for all our channels.
1800 my $s = IO::Select->new();
1801 for my $chan(values %channels)
1803 $s->add($_) for $chan->fds();
1806 # wait for something to happen on our sockets, or wait 2 seconds without anything happening there
1808 my @errors = $s->has_exception(0);
1810 # on every channel, look for incoming messages
1812 for my $chanstr(keys %channels)
1814 my $chan = $channels{$chanstr};
1815 my @chanfds = $chan->fds();
1817 for my $chanfd(@chanfds)
1819 if(grep { $_ == $chanfd } @errors)
1821 # STOP! This channel errored!
1822 $channels{system}->send("error $chanstr", 0);
1829 for my $line($chan->recv())
1831 # found one! Check if it matches the regular expression of one of
1835 for my $h(@handlers)
1837 my ($chanstr_wanted, $re, $sub) = @$h;
1839 if $chanstr_wanted ne $chanstr;
1841 my @matches = ($line =~ /^$re$/s);
1845 # and if it is a match, handle it.
1847 my $result = $sub->(@matches);
1853 # print the message, together with info on whether it has been handled or not
1856 print " $chanstr >> (private)\n";
1860 print " $chanstr >> $line\n";
1864 print "unhandled: $chanstr >> $line\n";
1869 if($@ eq "read error\n")
1871 $channels{system}->send("error $chanstr", 0);
1882 # handle scheduled tasks...
1885 # by emptying the list of tasks...
1889 my ($time, $sub) = @$_;
1892 # calling them if they are schedled for the "past"...
1897 # or re-adding them to the task list if they still are scheduled for the "future"
1898 push @tasks, [$time, $sub];