/[irc-logger]/trunk/bin/irc-logger.pl
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Contents of /trunk/bin/irc-logger.pl

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Revision 50 - (show annotations)
Sun Mar 18 15:37:05 2007 UTC (13 years, 4 months ago) by dpavlin
File MIME type: text/plain
File size: 23232 byte(s)
a bunch of changes: create SQL schema if table doesn't exitst on startup
(to enable upgrades between versions), added support for user configurable
or irc-logger generated meta informations in meta table, begin implementation of
twitter support for /me
1 #!/usr/bin/perl -w
2 use strict;
3 $|++;
4
5 =head1 NAME
6
7 irc-logger.pl
8
9 =head1 SYNOPSIS
10
11 ./irc-logger.pl
12
13 =head2 Options
14
15 =over 4
16
17 =item --import-dircproxy=filename
18
19 Import log from C<dircproxy> to C<irc-logger> database
20
21 =item --log=irc-logger.log
22
23 Name of log file
24
25 =back
26
27 =head1 DESCRIPTION
28
29 log all conversation on irc channel
30
31 =cut
32
33 ## CONFIG
34
35 my $HOSTNAME = `hostname`;
36
37 my $NICK = 'irc-logger';
38 $NICK .= '-dev' if ($HOSTNAME =~ m/llin/);
39 my $CONNECT =
40 {Server => 'irc.freenode.net',
41 Nick => $NICK,
42 Ircname => "try /msg $NICK help",
43 };
44 my $CHANNEL = '#razmjenavjestina';
45 $CHANNEL = '#irc-logger' if ($HOSTNAME =~ m/llin/);
46 my $IRC_ALIAS = "log";
47
48 my %FOLLOWS =
49 (
50 ACCESS => "/var/log/apache/access.log",
51 ERROR => "/var/log/apache/error.log",
52 );
53
54 my $DSN = 'DBI:Pg:dbname=' . $NICK;
55
56 my $ENCODING = 'ISO-8859-2';
57 my $TIMESTAMP = '%Y-%m-%d %H:%M:%S';
58
59 my $sleep_on_error = 5;
60
61 ## END CONFIG
62
63
64
65 use POE qw(Component::IRC Wheel::FollowTail Component::Server::HTTP);
66 use HTTP::Status;
67 use DBI;
68 use Encode qw/from_to is_utf8/;
69 use Regexp::Common qw /URI/;
70 use CGI::Simple;
71 use HTML::TagCloud;
72 use POSIX qw/strftime/;
73 use HTML::CalendarMonthSimple;
74 use Getopt::Long;
75 use DateTime;
76 use Data::Dump qw/dump/;
77
78 my $import_dircproxy;
79 my $log_path;
80 GetOptions(
81 'import-dircproxy:s' => \$import_dircproxy,
82 'log:s' => \$log_path,
83 );
84
85 open(STDOUT, '>', $log_path) || warn "can't redirect log to $log_path: $!";
86
87 sub _log {
88 print strftime($TIMESTAMP,localtime()), ' ', join(" ",@_), $/;
89 }
90
91 my $dbh = DBI->connect($DSN,"","", { RaiseError => 1, AutoCommit => 1 }) || die $DBI::errstr;
92
93 my $sql_schema = {
94 log => '
95 create table log (
96 id serial,
97 time timestamp default now(),
98 channel text not null,
99 me boolean default false,
100 nick text not null,
101 message text not null,
102 primary key(id)
103 );
104
105 create index log_time on log(time);
106 create index log_channel on log(channel);
107 create index log_nick on log(nick);
108 ',
109 meta => '
110 create table meta (
111 nick text not null,
112 channel text not null,
113 name text not null,
114 value text,
115 changed timestamp default now(),
116 primary key(nick,channel,name)
117 );
118 ',
119 };
120
121 foreach my $table ( keys %$sql_schema ) {
122
123 eval {
124 $dbh->do(qq{ select count(*) from $table });
125 };
126
127 if ($@) {
128 warn "creating database table $table in $DSN\n";
129 $dbh->do( $sql_schema->{ $table } );
130 }
131 }
132
133
134 =head2 meta
135
136 Set or get some meta data into database
137
138 meta('nick','channel','var_name', $var_value );
139
140 $var_value = meta('nick','channel','var_name');
141 ( $var_value, $changed ) = meta('nick','channel','var_name');
142
143 =cut
144
145 sub meta {
146 my ($nick,$channel,$name,$value) = @_;
147
148 # normalize channel name
149 $channel =~ s/^#//;
150
151 if (defined($value)) {
152
153 my $sth = $dbh->prepare(qq{ update meta set value = ?, changed = now() where nick = ? and channel = ? and name = ? });
154
155 eval { $sth->execute( $value, $nick, $channel, $name ) };
156
157 # error or no result
158 if ( $@ || ! $sth->rows ) {
159 $sth = $dbh->prepare(qq{ insert into meta (value,nick,channel,name,changed) values (?,?,?,?,now()) });
160 $sth->execute( $value, $nick, $channel, $name );
161 _log "created $nick/$channel/$name = $value";
162 } else {
163 _log "updated $nick/$channel/$name = $value ";
164 }
165
166 return $value;
167
168 } else {
169
170 my $sth = $dbh->prepare(qq{ select value,changed from meta where nick = ? and channel = ? and name = ? });
171 $sth->execute( $nick, $channel, $name );
172 my ($v,$c) = $sth->fetchrow_array;
173 _log "fetched $nick/$channel/$name = $v [$c]";
174 return ($v,$c) if wantarray;
175 return $v;
176
177 }
178 }
179
180
181
182 my $sth = $dbh->prepare(qq{
183 insert into log
184 (channel, me, nick, message, time)
185 values (?,?,?,?,?)
186 });
187
188
189 my $tags;
190 my $tag_regex = '\b([\w-_]+)//';
191
192 =head2 get_from_log
193
194 my @messages = get_from_log(
195 limit => 42,
196 search => '%what to stuff in ilike%',
197 fmt => {
198 time => '{%s} ',
199 time_channel => '{%s %s} ',
200 nick => '%s: ',
201 me_nick => '***%s ',
202 message => '%s',
203 },
204 filter => {
205 message => sub {
206 # modify message content
207 return shift;
208 }
209 },
210 context => 5,
211 full_rows => 1,
212 );
213
214 Order is important. Fields are first passed through C<filter> (if available) and
215 then throgh C<< sprintf($fmt->{message}, $message >> if available.
216
217 C<context> defines number of messages around each search hit for display.
218
219 C<full_rows> will return database rows for each result with C<date>, C<time>, C<channel>,
220 C<me>, C<nick> and C<message> keys.
221
222 =cut
223
224 sub get_from_log {
225 my $args = {@_};
226
227 $args->{fmt} ||= {
228 date => '[%s] ',
229 time => '{%s} ',
230 time_channel => '{%s %s} ',
231 nick => '%s: ',
232 me_nick => '***%s ',
233 message => '%s',
234 };
235
236 my $sql_message = qq{
237 select
238 time::date as date,
239 time::time as time,
240 channel,
241 me,
242 nick,
243 message
244 from log
245 };
246
247 my $sql_context = qq{
248 select
249 id
250 from log
251 };
252
253 my $context = $1 if ($args->{search} && $args->{search} =~ s/\s*\+(\d+)\s*/ /);
254
255 my $sql = $context ? $sql_context : $sql_message;
256
257 $sql .= " where message ilike ? or nick ilike ? " if ($args->{search});
258 $sql .= " where id in (" . join(",", @{ $tags->{ $args->{tag} } }) . ") " if ($args->{tag} && $tags->{ $args->{tag} });
259 $sql .= " where date(time) = ? " if ($args->{date});
260 $sql .= " order by log.time desc";
261 $sql .= " limit " . $args->{limit} if ($args->{limit});
262
263 my $sth = $dbh->prepare( $sql );
264 if (my $search = $args->{search}) {
265 $search =~ s/^\s+//;
266 $search =~ s/\s+$//;
267 $sth->execute( ( '%' . $search . '%' ) x 2 );
268 _log "search for '$search' returned ", $sth->rows, " results ", $context || '';
269 } elsif (my $tag = $args->{tag}) {
270 $sth->execute();
271 _log "tag '$tag' returned ", $sth->rows, " results ", $context || '';
272 } elsif (my $date = $args->{date}) {
273 $sth->execute($date);
274 _log "found ", $sth->rows, " messages for date $date ", $context || '';
275 } else {
276 $sth->execute();
277 }
278 my $last_row = {
279 date => '',
280 time => '',
281 channel => '',
282 nick => '',
283 };
284
285 my @rows;
286
287 while (my $row = $sth->fetchrow_hashref) {
288 unshift @rows, $row;
289 }
290
291 # normalize nick names
292 map {
293 $_->{nick} =~ s/^_*(.*?)_*$/$1/
294 } @rows;
295
296 return @rows if ($args->{full_rows});
297
298 my @msgs = (
299 "Showing " . ($#rows + 1) . " messages..."
300 );
301
302 if ($context) {
303 my @ids = @rows;
304 @rows = ();
305
306 my $last_to = 0;
307
308 my $sth = $dbh->prepare( $sql_message . qq{ where id >= ? and id < ? } );
309 foreach my $row_id (sort { $a->{id} <=> $b->{id} } @ids) {
310 my $id = $row_id->{id} || die "can't find id in row";
311
312 my ($from, $to) = ($id - $context, $id + $context);
313 $from = $last_to if ($from < $last_to);
314 $last_to = $to;
315 $sth->execute( $from, $to );
316
317 #warn "## id: $id from: $from to: $to returned: ", $sth->rows, "\n";
318
319 while (my $row = $sth->fetchrow_hashref) {
320 push @rows, $row;
321 }
322
323 }
324 }
325
326 # sprintf which can take coderef as first parametar
327 sub cr_sprintf {
328 my $fmt = shift || return;
329 if (ref($fmt) eq 'CODE') {
330 $fmt->(@_);
331 } else {
332 sprintf($fmt, @_);
333 }
334 }
335
336 foreach my $row (@rows) {
337
338 $row->{time} =~ s#\.\d+##;
339
340 my $msg = '';
341
342 $msg = cr_sprintf($args->{fmt}->{date}, $row->{date}) . ' ' if ($last_row->{date} ne $row->{date});
343 my $t = $row->{time};
344
345 if ($last_row->{channel} ne $row->{channel}) {
346 $msg .= cr_sprintf($args->{fmt}->{time_channel}, $t, $row->{channel});
347 } else {
348 $msg .= cr_sprintf($args->{fmt}->{time}, $t);
349 }
350
351 my $append = 1;
352
353 my $nick = $row->{nick};
354 # if ($nick =~ s/^_*(.*?)_*$/$1/) {
355 # $row->{nick} = $nick;
356 # }
357
358 if ($last_row->{nick} ne $nick) {
359 # obfu way to find format for me_nick if needed or fallback to default
360 my $fmt = $row->{me} ? ( $args->{fmt}->{me_nick} || $args->{fmt}->{nick} ) : $args->{fmt}->{nick};
361 $fmt ||= '%s';
362
363 $nick = $args->{filter}->{nick}->($nick) if (ref($args->{filter}->{nick}) eq 'CODE');
364
365 $msg .= cr_sprintf( $fmt, $nick );
366 $append = 0;
367 }
368
369 $args->{fmt}->{message} ||= '%s';
370 if (ref($args->{filter}->{message}) eq 'CODE') {
371 $msg .= cr_sprintf($args->{fmt}->{message},
372 $args->{filter}->{message}->(
373 $row->{message}
374 )
375 );
376 } else {
377 $msg .= cr_sprintf($args->{fmt}->{message}, $row->{message});
378 }
379
380 if ($append && @msgs) {
381 $msgs[$#msgs] .= " " . $msg;
382 } else {
383 push @msgs, $msg;
384 }
385
386 $last_row = $row;
387 }
388
389 return @msgs;
390 }
391
392 # tags support
393
394 my $cloud = HTML::TagCloud->new;
395
396 =head2 add_tag
397
398 add_tag( id => 42, message => 'irc message' );
399
400 =cut
401
402 sub add_tag {
403 my $arg = {@_};
404
405 return unless ($arg->{id} && $arg->{message});
406
407 my $m = $arg->{message};
408 from_to('UTF-8', 'iso-8859-2', $m) if (is_utf8($m));
409
410 while ($m =~ s#$tag_regex##s) {
411 my $tag = $1;
412 next if (! $tag || $tag =~ m/https?:/i);
413 push @{ $tags->{$tag} }, $arg->{id};
414 #warn "+tag $tag: $arg->{id}\n";
415 $cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
416 }
417 }
418
419 =head2 seed_tags
420
421 Read all tags from database and create in-memory cache for tags
422
423 =cut
424
425 sub seed_tags {
426 my $sth = $dbh->prepare(qq{ select id,message from log where message like '%//%' });
427 $sth->execute;
428 while (my $row = $sth->fetchrow_hashref) {
429 add_tag( %$row );
430 }
431
432 foreach my $tag (keys %$tags) {
433 $cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
434 }
435 }
436
437 seed_tags;
438
439
440 =head2 save_message
441
442 save_message(
443 channel => '#foobar',
444 me => 0,
445 nick => 'dpavlin',
446 msg => 'test message',
447 time => '2006-06-25 18:57:18',
448 );
449
450 C<time> is optional, it will use C<< now() >> if it's not available.
451
452 C<me> if not specified will be C<0> (not C</me> message)
453
454 =cut
455
456 sub save_message {
457 my $a = {@_};
458 $a->{me} ||= 0;
459 $a->{time} ||= strftime($TIMESTAMP,localtime());
460
461 _log
462 $a->{channel}, " ",
463 $a->{me} ? "***" . $a->{nick} : "<" . $a->{nick} . ">",
464 " " . $a->{msg};
465
466 from_to($a->{msg}, 'UTF-8', $ENCODING);
467
468 $sth->execute($a->{channel}, $a->{me}, $a->{nick}, $a->{msg}, $a->{time});
469 add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef),
470 message => $a->{msg});
471 }
472
473
474 if ($import_dircproxy) {
475 open(my $l, $import_dircproxy) || die "can't open $import_dircproxy: $!";
476 warn "importing $import_dircproxy...\n";
477 my $tz_offset = 2 * 60 * 60; # TZ GMT+2
478 while(<$l>) {
479 chomp;
480 if (/^@(\d+)\s(\S+)\s(.+)$/) {
481 my ($time, $nick, $msg) = ($1,$2,$3);
482
483 my $dt = DateTime->from_epoch( epoch => $time + $tz_offset );
484
485 my $me = 0;
486 $me = 1 if ($nick =~ m/^\[\S+]/);
487 $nick =~ s/^[\[<]([^!]+).*$/$1/;
488
489 $msg =~ s/^ACTION\s+// if ($me);
490
491 save_message(
492 channel => $CHANNEL,
493 me => $me,
494 nick => $nick,
495 msg => $msg,
496 time => $dt->ymd . " " . $dt->hms,
497 ) if ($nick !~ m/^-/);
498
499 } else {
500 _log "can't parse: $_";
501 }
502 }
503 close($l);
504 warn "import over\n";
505 exit;
506 }
507
508
509 #
510 # POE handing part
511 #
512
513 my $SKIPPING = 0; # if skipping, how many we've done
514 my $SEND_QUEUE; # cache
515 my $ping; # ping stats
516
517 POE::Component::IRC->new($IRC_ALIAS);
518
519 POE::Session->create( inline_states =>
520 {_start => sub {
521 $_[KERNEL]->post($IRC_ALIAS => register => 'all');
522 $_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
523 },
524 irc_255 => sub { # server is done blabbing
525 $_[KERNEL]->post($IRC_ALIAS => join => $CHANNEL);
526 $_[KERNEL]->post($IRC_ALIAS => join => '#logger');
527 $_[KERNEL]->yield("heartbeat"); # start heartbeat
528 # $_[KERNEL]->yield("my_add", $_) for keys %FOLLOWS;
529 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
530 },
531 irc_public => sub {
532 my $kernel = $_[KERNEL];
533 my $nick = (split /!/, $_[ARG0])[0];
534 my $channel = $_[ARG1]->[0];
535 my $msg = $_[ARG2];
536
537 save_message( channel => $channel, me => 0, nick => $nick, msg => $msg);
538 meta( $nick, $channel, 'last-msg', $msg );
539 },
540 irc_ctcp_action => sub {
541 my $kernel = $_[KERNEL];
542 my $nick = (split /!/, $_[ARG0])[0];
543 my $channel = $_[ARG1]->[0];
544 my $msg = $_[ARG2];
545
546 save_message( channel => $channel, me => 1, nick => $nick, msg => $msg);
547
548 if ( my $twitter = ( $nick, $channel, 'twitter' ) ) {
549 _log("FIXME: send twitter for $nick on $channel [$twitter]");
550 }
551
552 },
553 irc_ping => sub {
554 warn "pong ", $_[ARG0], $/;
555 $ping->{ $_[ARG0] }++;
556 },
557 irc_invite => sub {
558 my $kernel = $_[KERNEL];
559 my $nick = (split /!/, $_[ARG0])[0];
560 my $channel = $_[ARG1];
561
562 warn "invited to $channel by $nick";
563
564 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, "how nice of you to invite me to $channel, I'll be right there..." );
565 $_[KERNEL]->post($IRC_ALIAS => join => $channel);
566
567 },
568 irc_msg => sub {
569 my $kernel = $_[KERNEL];
570 my $nick = (split /!/, $_[ARG0])[0];
571 my $msg = $_[ARG2];
572 my $channel = $_[ARG1]->[0];
573 from_to($msg, 'UTF-8', $ENCODING);
574
575 my $res = "unknown command '$msg', try /msg $NICK help!";
576 my @out;
577
578 _log "<< $msg";
579
580 if ($msg =~ m/^help/i) {
581
582 $res = "usage: /msg $NICK comand | commands: stat - user/message stat | last - show backtrace | grep foobar - find foobar";
583
584 } elsif ($msg =~ m/^msg\s+(\S+)\s+(.*)$/i) {
585
586 _log ">> /msg $1 $2";
587 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $1, $2 );
588 $res = '';
589
590 } elsif ($msg =~ m/^stat.*?\s*(\d*)/i) {
591
592 my $nr = $1 || 10;
593
594 my $sth = $dbh->prepare(qq{
595 select
596 nick,
597 count(*) as count,
598 sum(length(message)) as len
599 from log
600 group by nick
601 order by len desc,count desc
602 limit $nr
603 });
604 $sth->execute();
605 $res = "Top $nr users: ";
606 my @users;
607 while (my $row = $sth->fetchrow_hashref) {
608 push @users,$row->{nick} . ': ' . $row->{count} . '/' . $row->{len} . '=' . sprintf("%.2f", $row->{len}/$row->{count});
609 }
610 $res .= join(" | ", @users);
611 } elsif ($msg =~ m/^last.*?\s*(\d*)/i) {
612
613 my $limit = $1 || meta( $nick, $channel, 'last-size' ) || 10;
614
615 foreach my $res (get_from_log( limit => $limit )) {
616 _log "last: $res";
617 from_to($res, $ENCODING, 'UTF-8');
618 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
619 }
620
621 $res = '';
622
623 } elsif ($msg =~ m/^(search|grep)\s+(.*)\s*$/i) {
624
625 my $what = $2;
626
627 foreach my $res (get_from_log(
628 limit => 20,
629 search => $what,
630 )) {
631 _log "search [$what]: $res";
632 from_to($res, $ENCODING, 'UTF-8');
633 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
634 }
635
636 $res = '';
637
638 } elsif ($msg =~ m/^(?:count|poll)\s+(.*)(?:\s+(\d+))?\s*$/i) {
639
640 my ($what,$limit) = ($1,$2);
641 $limit ||= 100;
642
643 my $stat;
644
645 foreach my $res (get_from_log(
646 limit => $limit,
647 search => $what,
648 full_rows => 1,
649 )) {
650 while ($res->{message} =~ s/\Q$what\E(\+|\-)//) {
651 $stat->{vote}->{$1}++;
652 $stat->{from}->{ $res->{nick} }++;
653 }
654 }
655
656 my @nicks;
657 foreach my $nick (sort { $stat->{from}->{$a} <=> $stat->{from}->{$b} } keys %{ $stat->{from} }) {
658 push @nicks, $nick . ( $stat->{from}->{$nick} == 1 ? '' :
659 "(" . $stat->{from}->{$nick} . ")"
660 );
661 }
662
663 $res =
664 "$what ++ " . ( $stat->{vote}->{'+'} || 0 ) .
665 " : " . ( $stat->{vote}->{'-'} || 0 ) . " --" .
666 " from " . ( join(", ", @nicks) || 'nobody' );
667
668 $_[KERNEL]->post( $IRC_ALIAS => notice => $nick, $res );
669
670 } elsif ($msg =~ m/^ping/) {
671 $res = "ping = " . dump( $ping );
672 } elsif ($msg =~ m/^(?:twitter)\s+(\S+)\s+(.*?)/) {
673 if ( defined( $2 ) ) {
674 meta($nick, $channel, 'twitter', "$1\t$2");
675 $res = "saved twitter auth for $1 -- /me on $channel will auto-update twitter status";
676 } else {
677 meta($nick, $channel, 'twitter', '' );
678 $res = "removed twitter status update for /me on $channel";
679 }
680 } elsif ($msg =~ m/^conf(?:ig)*\s*(last-size)*\s*(\d*)/) {
681 if ( ! defined( $1 ) ) {
682 my $sth = $dbh->prepare(qq{ select name,value,changed from meta where nick = ? and channel = ? });
683 $sth->execute( $nick, $channel );
684 $res = "config for $nick ";
685 while ( my ($n,$v) = $sth->fetchrow_array ) {
686 $res .= "| $n = $v";
687 }
688 } elsif ( defined( $2 ) ) {
689 meta( $nick, $channel, $1, $2 );
690 $res = "saved $1 = $2";
691 } else {
692 my $val = meta( $nick, $channel, $1 );
693 $res = "current $1 = " . ( $val ? $val : 'undefined' );
694 }
695 }
696
697 if ($res) {
698 _log ">> [$nick] $res";
699 from_to($res, $ENCODING, 'UTF-8');
700 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
701 }
702
703 },
704 irc_477 => sub {
705 _log "# irc_477: ",$_[ARG1];
706 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
707 },
708 irc_505 => sub {
709 _log "# irc_505: ",$_[ARG1];
710 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
711 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set hide email on" );
712 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set email dpavlin\@rot13.org" );
713 },
714 irc_registered => sub {
715 _log "## registrated $NICK";
716 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
717 },
718 irc_disconnected => sub {
719 _log "## disconnected, reconnecting again";
720 $_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
721 },
722 irc_socketerr => sub {
723 _log "## socket error... sleeping for $sleep_on_error seconds and retry";
724 sleep($sleep_on_error);
725 $_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
726 },
727 # irc_433 => sub {
728 # print "# irc_433: ",$_[ARG1], "\n";
729 # warn "## indetify $NICK\n";
730 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
731 # },
732 _child => sub {},
733 _default => sub {
734 _log sprintf "sID:%s %s %s",
735 $_[SESSION]->ID, $_[ARG0],
736 ref($_[ARG1]) eq "ARRAY" ? join(",", map { ref($_) eq "ARRAY" ? join(";", @{$_}) : $_ } @{ $_[ARG1] }) :
737 $_[ARG1] ? $_[ARG1] :
738 "";
739 0; # false for signals
740 },
741 my_add => sub {
742 my $trailing = $_[ARG0];
743 my $session = $_[SESSION];
744 POE::Session->create
745 (inline_states =>
746 {_start => sub {
747 $_[HEAP]->{wheel} =
748 POE::Wheel::FollowTail->new
749 (
750 Filename => $FOLLOWS{$trailing},
751 InputEvent => 'got_line',
752 );
753 },
754 got_line => sub {
755 $_[KERNEL]->post($session => my_tailed =>
756 time, $trailing, $_[ARG0]);
757 },
758 },
759 );
760
761 },
762 my_tailed => sub {
763 my ($time, $file, $line) = @_[ARG0..ARG2];
764 ## $time will be undef on a probe, or a time value if a real line
765
766 ## PoCo::IRC has throttling built in, but no external visibility
767 ## so this is reaching "under the hood"
768 $SEND_QUEUE ||=
769 $_[KERNEL]->alias_resolve($IRC_ALIAS)->get_heap->{send_queue};
770
771 ## handle "no need to keep skipping" transition
772 if ($SKIPPING and @$SEND_QUEUE < 1) {
773 $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
774 "[discarded $SKIPPING messages]");
775 $SKIPPING = 0;
776 }
777
778 ## handle potential message display
779 if ($time) {
780 if ($SKIPPING or @$SEND_QUEUE > 3) { # 3 msgs per 10 seconds
781 $SKIPPING++;
782 } else {
783 my @time = localtime $time;
784 $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
785 sprintf "%02d:%02d:%02d: %s: %s",
786 ($time[2] + 11) % 12 + 1, $time[1], $time[0],
787 $file, $line);
788 }
789 }
790
791 ## handle re-probe/flush if skipping
792 if ($SKIPPING) {
793 $_[KERNEL]->delay($_[STATE] => 0.5); # $time will be undef
794 }
795
796 },
797 my_heartbeat => sub {
798 $_[KERNEL]->yield(my_tailed => time, "heartbeat", "beep");
799 $_[KERNEL]->delay($_[STATE] => 10);
800 }
801 },
802 );
803
804 # http server
805
806 my $httpd = POE::Component::Server::HTTP->new(
807 Port => $NICK =~ m/-dev/ ? 8001 : 8000,
808 ContentHandler => { '/' => \&root_handler },
809 Headers => { Server => 'irc-logger' },
810 );
811
812 my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
813 my $escape_re = join '|' => keys %escape;
814
815 my $style = <<'_END_OF_STYLE_';
816 p { margin: 0; padding: 0.1em; }
817 .time, .channel { color: #808080; font-size: 60%; }
818 .date { float: right; background: #e0e0e0; color: #404040; font-size: 120%; padding: 0.25em; border: 1px dashed #808080; }
819 .nick { color: #000000; font-size: 80%; padding: 2px; font-family: courier, courier new, monospace ; }
820 .message { color: #000000; font-size: 100%; }
821 .search { float: right; }
822 .col-0 { background: #ffff66 }
823 .col-1 { background: #a0ffff }
824 .col-2 { background: #99ff99 }
825 .col-3 { background: #ff9999 }
826 .col-4 { background: #ff66ff }
827 a:link.tag, a:visited.tag { border: 1px dashed #ccc; backgound: #ccc; text-decoration: none }
828 a:hover.tag { border: 1px solid #eee }
829 hr { border: 1px dashed #ccc; height: 1px; clear: both; }
830 _END_OF_STYLE_
831
832 my $max_color = 4;
833
834 my %nick_enumerator;
835
836 sub root_handler {
837 my ($request, $response) = @_;
838 $response->code(RC_OK);
839 $response->content_type("text/html; charset=$ENCODING");
840
841 my $q;
842
843 if ( $request->method eq 'POST' ) {
844 $q = new CGI::Simple( $request->content );
845 } elsif ( $request->uri =~ /\?(.+)$/ ) {
846 $q = new CGI::Simple( $1 );
847 } else {
848 $q = new CGI::Simple;
849 }
850
851 my $search = $q->param('search') || $q->param('grep') || '';
852
853 my $html =
854 qq{<html><head><title>$NICK</title><style type="text/css">$style} .
855 $cloud->css .
856 qq{</style></head><body>} .
857 qq{
858 <form method="post" class="search" action="/">
859 <input type="text" name="search" value="$search" size="10">
860 <input type="submit" value="search">
861 </form>
862 } .
863 $cloud->html(500) .
864 qq{<p>};
865 if ($request->url =~ m#/history#) {
866 my $sth = $dbh->prepare(qq{
867 select date(time) as date,count(*) as nr
868 from log
869 group by date(time)
870 order by date(time) desc
871 });
872 $sth->execute();
873 my ($l_yyyy,$l_mm) = (0,0);
874 my $cal;
875 while (my $row = $sth->fetchrow_hashref) {
876 # this is probably PostgreSQL specific, expects ISO date
877 my ($yyyy,$mm,$dd) = split(/-/, $row->{date});
878 if ($yyyy != $l_yyyy || $mm != $l_mm) {
879 $html .= $cal->as_HTML() if ($cal);
880 $cal = new HTML::CalendarMonthSimple('month'=>$mm,'year'=>$yyyy);
881 $cal->border(2);
882 ($l_yyyy,$l_mm) = ($yyyy,$mm);
883 }
884 $cal->setcontent($dd, qq{
885 <a href="/?date=$row->{date}">$row->{nr}</a>
886 });
887 }
888 $html .= $cal->as_HTML() if ($cal);
889
890 } else {
891 $html .= join("</p><p>",
892 get_from_log(
893 limit => $q->param('last') || $q->param('date') ? undef : 100,
894 search => $search || undef,
895 tag => $q->param('tag') || undef,
896 date => $q->param('date') || undef,
897 fmt => {
898 date => sub {
899 my $date = shift || return;
900 qq{<hr/><div class="date"><a href="/?date=$date">$date</a></div>};
901 },
902 time => '<span class="time">%s</span> ',
903 time_channel => '<span class="channel">%s %s</span> ',
904 nick => '%s:&nbsp;',
905 me_nick => '***%s&nbsp;',
906 message => '<span class="message">%s</span>',
907 },
908 filter => {
909 message => sub {
910 my $m = shift || return;
911 $m =~ s/($escape_re)/$escape{$1}/gs;
912 $m =~ s#($RE{URI}{HTTP})#<a href="$1">$1</a>#gs;
913 $m =~ s#$tag_regex#<a href="?tag=$1" class="tag">$1</a>#g;
914 return $m;
915 },
916 nick => sub {
917 my $n = shift || return;
918 if (! $nick_enumerator{$n}) {
919 my $max = scalar keys %nick_enumerator;
920 $nick_enumerator{$n} = $max + 1;
921 }
922 return '<span class="nick col-' .
923 ( $nick_enumerator{$n} % $max_color ) .
924 '">' . $n . '</span>';
925 },
926 },
927 )
928 );
929 }
930
931 $html .= qq{</p>
932 <hr/>
933 <p>See <a href="/history">history</a> of all messages.</p>
934 </body></html>};
935
936 $response->content( $html );
937 return RC_OK;
938 }
939
940 POE::Kernel->run;

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