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

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Revision 33 - (show annotations)
Sat Jun 24 22:15:47 2006 UTC (14 years, 7 months ago) by dpavlin
Original Path: trunk/irc-logger.pl
File MIME type: text/plain
File size: 15736 byte(s)
use development settings if hostname is llin, be less chatty

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 =head1 DESCRIPTION
14
15 log all conversation on irc channel
16
17 =cut
18
19 ## CONFIG
20
21 my $HOSTNAME = `hostname`;
22
23 my $NICK = 'irc-logger';
24 $NICK .= '-dev' if ($HOSTNAME =~ m/llin/);
25 my $CONNECT =
26 {Server => 'irc.freenode.net',
27 Nick => $NICK,
28 Ircname => "try /msg $NICK help",
29 };
30 my $CHANNEL = '#razmjenavjestina';
31 $CHANNEL = '#irc-logger' if ($HOSTNAME =~ m/llin/);
32 my $IRC_ALIAS = "log";
33
34 my %FOLLOWS =
35 (
36 ACCESS => "/var/log/apache/access.log",
37 ERROR => "/var/log/apache/error.log",
38 );
39
40 my $DSN = 'DBI:Pg:dbname=' . $NICK;
41
42 my $ENCODING = 'ISO-8859-2';
43
44 ## END CONFIG
45
46
47
48 use POE qw(Component::IRC Wheel::FollowTail Component::Server::HTTP);
49 use HTTP::Status;
50 use DBI;
51 use Encode qw/from_to is_utf8/;
52 use Regexp::Common qw /URI/;
53 use CGI::Simple;
54 use HTML::TagCloud;
55
56 my $dbh = DBI->connect($DSN,"","", { RaiseError => 1, AutoCommit => 1 }) || die $DBI::errstr;
57
58 eval {
59 $dbh->do(qq{ select count(*) from log });
60 };
61
62 if ($@) {
63 warn "creating database table in $DSN\n";
64 $dbh->do(<<'_SQL_SCHEMA_');
65
66 create table log (
67 id serial,
68 time timestamp default now(),
69 channel text not null,
70 me boolean default false,
71 nick text not null,
72 message text not null,
73 primary key(id)
74 );
75
76 create index log_time on log(time);
77 create index log_channel on log(channel);
78 create index log_nick on log(nick);
79
80 _SQL_SCHEMA_
81 }
82
83 my $sth = $dbh->prepare(qq{
84 insert into log
85 (channel, me, nick, message)
86 values (?,?,?,?)
87 });
88
89 my $tags;
90 my $tag_regex = '\b([\w-_]+)//';
91
92 =head2 get_from_log
93
94 my @messages = get_from_log(
95 limit => 42,
96 search => '%what to stuff in ilike%',
97 fmt => {
98 time => '{%s} ',
99 time_channel => '{%s %s} ',
100 nick => '%s: ',
101 me_nick => '***%s ',
102 message => '%s',
103 },
104 filter => {
105 message => sub {
106 # modify message content
107 return shift;
108 }
109 },
110 context => 5,
111 );
112
113 Order is important. Fields are first passed through C<filter> (if available) and
114 then throgh C<< sprintf($fmt->{message}, $message >> if available.
115
116 C<context> defines number of messages around each search hit for display.
117
118 =cut
119
120 sub get_from_log {
121 my $args = {@_};
122
123 $args->{limit} ||= 10;
124
125 $args->{fmt} ||= {
126 date => '[%s] ',
127 time => '{%s} ',
128 time_channel => '{%s %s} ',
129 nick => '%s: ',
130 me_nick => '***%s ',
131 message => '%s',
132 };
133
134 my $sql_message = qq{
135 select
136 time::date as date,
137 time::time as time,
138 channel,
139 me,
140 nick,
141 message
142 from log
143 };
144
145 my $sql_context = qq{
146 select
147 id
148 from log
149 };
150
151 my $context = $1 if ($args->{search} && $args->{search} =~ s/\s*\+(\d+)\s*/ /);
152
153 my $sql = $context ? $sql_context : $sql_message;
154
155 $sql .= " where message ilike ? or nick ilike ? " if ($args->{search});
156 $sql .= " where id in (" . join(",", @{ $tags->{ $args->{tag} } }) . ") " if ($args->{tag} && $tags->{ $args->{tag} });
157 $sql .= " order by log.time desc";
158 $sql .= " limit " . $args->{limit};
159
160 my $sth = $dbh->prepare( $sql );
161 if (my $search = $args->{search}) {
162 $search =~ s/^\s+//;
163 $search =~ s/\s+$//;
164 $sth->execute( ( '%' . $search . '%' ) x 2 );
165 warn "search for '$search' returned ", $sth->rows, " results ", $context || '', "\n";
166 } elsif (my $tag = $args->{tag}) {
167 $sth->execute();
168 warn "tag '$tag' returned ", $sth->rows, " results ", $context || '', "\n";
169 } else {
170 $sth->execute();
171 }
172 my $last_row = {
173 date => '',
174 time => '',
175 channel => '',
176 nick => '',
177 };
178
179 my @rows;
180
181 while (my $row = $sth->fetchrow_hashref) {
182 unshift @rows, $row;
183 }
184
185 my @msgs = (
186 "Showing " . ($#rows + 1) . " messages..."
187 );
188
189 if ($context) {
190 my @ids = @rows;
191 @rows = ();
192
193 my $last_to = 0;
194
195 my $sth = $dbh->prepare( $sql_message . qq{ where id >= ? and id < ? } );
196 foreach my $row_id (sort { $a->{id} <=> $b->{id} } @ids) {
197 my $id = $row_id->{id} || die "can't find id in row";
198
199 my ($from, $to) = ($id - $context, $id + $context);
200 $from = $last_to if ($from < $last_to);
201 $last_to = $to;
202 $sth->execute( $from, $to );
203
204 #warn "## id: $id from: $from to: $to returned: ", $sth->rows, "\n";
205
206 while (my $row = $sth->fetchrow_hashref) {
207 push @rows, $row;
208 }
209
210 }
211 }
212
213 foreach my $row (@rows) {
214
215 $row->{time} =~ s#\.\d+##;
216
217 my $msg = '';
218
219 $msg = sprintf($args->{fmt}->{date}, $row->{date}) . ' ' if ($last_row->{date} ne $row->{date});
220 my $t = $row->{time};
221
222 if ($last_row->{channel} ne $row->{channel}) {
223 $msg .= sprintf($args->{fmt}->{time_channel}, $t, $row->{channel});
224 } else {
225 $msg .= sprintf($args->{fmt}->{time}, $t);
226 }
227
228 my $append = 1;
229
230 my $nick = $row->{nick};
231 if ($nick =~ s/^_*(.*?)_*$/$1/) {
232 $row->{nick} = $nick;
233 }
234
235 if ($last_row->{nick} ne $nick) {
236 # obfu way to find format for me_nick if needed or fallback to default
237 my $fmt = $row->{me} ? ( $args->{fmt}->{me_nick} || $args->{fmt}->{nick} ) : $args->{fmt}->{nick};
238 $fmt ||= '%s';
239
240 $nick = $args->{filter}->{nick}->($nick) if (ref($args->{filter}->{nick}) eq 'CODE');
241
242 $msg .= sprintf( $fmt, $nick );
243 $append = 0;
244 }
245
246 $args->{fmt}->{message} ||= '%s';
247 if (ref($args->{filter}->{message}) eq 'CODE') {
248 $msg .= sprintf($args->{fmt}->{message},
249 $args->{filter}->{message}->(
250 $row->{message}
251 )
252 );
253 } else {
254 $msg .= sprintf($args->{fmt}->{message}, $row->{message});
255 }
256
257 if ($append && @msgs) {
258 $msgs[$#msgs] .= " " . $msg;
259 } else {
260 push @msgs, $msg;
261 }
262
263 $last_row = $row;
264 }
265
266 return @msgs;
267 }
268
269
270 my $SKIPPING = 0; # if skipping, how many we've done
271 my $SEND_QUEUE; # cache
272
273 POE::Component::IRC->new($IRC_ALIAS);
274
275 POE::Session->create
276 (inline_states =>
277 {_start => sub {
278 $_[KERNEL]->post($IRC_ALIAS => register => 'all');
279 $_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
280 },
281 irc_255 => sub { # server is done blabbing
282 $_[KERNEL]->post($IRC_ALIAS => join => $CHANNEL);
283 $_[KERNEL]->post($IRC_ALIAS => join => '#logger');
284 $_[KERNEL]->yield("heartbeat"); # start heartbeat
285 # $_[KERNEL]->yield("my_add", $_) for keys %FOLLOWS;
286 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
287 },
288 irc_public => sub {
289 my $kernel = $_[KERNEL];
290 my $nick = (split /!/, $_[ARG0])[0];
291 my $channel = $_[ARG1]->[0];
292 my $msg = $_[ARG2];
293
294 from_to($msg, 'UTF-8', $ENCODING);
295
296 print "$channel: <$nick> $msg\n";
297 $sth->execute($channel, 0, $nick, $msg);
298 add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef),
299 message => $msg);
300 },
301 irc_ctcp_action => sub {
302 my $kernel = $_[KERNEL];
303 my $nick = (split /!/, $_[ARG0])[0];
304 my $channel = $_[ARG1]->[0];
305 my $msg = $_[ARG2];
306
307 from_to($msg, 'UTF-8', $ENCODING);
308
309 print "$channel ***$nick $msg\n";
310 $sth->execute($channel, 1, $nick, $msg);
311 add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef),
312 message => $msg);
313 },
314 irc_msg => sub {
315 my $kernel = $_[KERNEL];
316 my $nick = (split /!/, $_[ARG0])[0];
317 my $msg = $_[ARG2];
318 from_to($msg, 'UTF-8', $ENCODING);
319
320 my $res = "unknown command '$msg', try /msg $NICK help!";
321 my @out;
322
323 print "<< $msg\n";
324
325 if ($msg =~ m/^help/i) {
326
327 $res = "usage: /msg $NICK comand | commands: stat - user/message stat | last - show backtrace | grep foobar - find foobar";
328
329 } elsif ($msg =~ m/^msg\s+(\S+)\s+(.*)$/i) {
330
331 print ">> /msg $1 $2\n";
332 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $1, $2 );
333 $res = '';
334
335 } elsif ($msg =~ m/^stat.*?\s*(\d*)/i) {
336
337 my $nr = $1 || 10;
338
339 my $sth = $dbh->prepare(qq{
340 select nick,count(*) from log group by nick order by count desc limit $nr
341 });
342 $sth->execute();
343 $res = "Top $nr users: ";
344 my @users;
345 while (my $row = $sth->fetchrow_hashref) {
346 push @users,$row->{nick} . ': ' . $row->{count};
347 }
348 $res .= join(" | ", @users);
349 } elsif ($msg =~ m/^last.*?\s*(\d*)/i) {
350
351 foreach my $res (get_from_log( limit => $1 )) {
352 print "last: $res\n";
353 from_to($res, $ENCODING, 'UTF-8');
354 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
355 }
356
357 $res = '';
358
359 } elsif ($msg =~ m/^(search|grep)\s+(.*)\s*$/i) {
360
361 my $what = $2;
362
363 foreach my $res (get_from_log(
364 limit => 20,
365 search => $what,
366 )) {
367 print "search [$what]: $res\n";
368 from_to($res, $ENCODING, 'UTF-8');
369 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
370 }
371
372 $res = '';
373
374 }
375
376 if ($res) {
377 print ">> [$nick] $res\n";
378 from_to($res, $ENCODING, 'UTF-8');
379 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
380 }
381
382 },
383 irc_477 => sub {
384 print "# irc_477: ",$_[ARG1], "\n";
385 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
386 },
387 irc_505 => sub {
388 print "# irc_505: ",$_[ARG1], "\n";
389 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
390 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set hide email on" );
391 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set email dpavlin\@rot13.org" );
392 },
393 irc_registered => sub {
394 warn "## indetify $NICK\n";
395 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
396 },
397 # irc_433 => sub {
398 # print "# irc_433: ",$_[ARG1], "\n";
399 # warn "## indetify $NICK\n";
400 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
401 # },
402 irc_372 => sub {
403 print "MOTD: ", $_[ARG1], "\n";
404 },
405 irc_snotice => sub {
406 print "(server notice): ", $_[ARG0], "\n";
407 },
408 (map
409 {
410 ;"irc_$_" => sub { }}
411 qw(
412 )),
413 # join
414 # ctcp_version
415 # connected snotice ctcp_action ping notice mode part quit
416 # 001 002 003 004 005
417 # 250 251 252 253 254 265 266
418 # 332 333 353 366 372 375 376
419 # 477
420 _child => sub {},
421 _default => sub {
422 printf "%s: session %s caught an unhandled %s event.\n",
423 scalar localtime(), $_[SESSION]->ID, $_[ARG0];
424 print "The $_[ARG0] event was given these parameters: ",
425 join(" ", map({"ARRAY" eq ref $_ ? "[@$_]" : "$_"} @{$_[ARG1]})), "\n";
426 0; # false for signals
427 },
428 my_add => sub {
429 my $trailing = $_[ARG0];
430 my $session = $_[SESSION];
431 POE::Session->create
432 (inline_states =>
433 {_start => sub {
434 $_[HEAP]->{wheel} =
435 POE::Wheel::FollowTail->new
436 (
437 Filename => $FOLLOWS{$trailing},
438 InputEvent => 'got_line',
439 );
440 },
441 got_line => sub {
442 $_[KERNEL]->post($session => my_tailed =>
443 time, $trailing, $_[ARG0]);
444 },
445 },
446 );
447
448 },
449 my_tailed => sub {
450 my ($time, $file, $line) = @_[ARG0..ARG2];
451 ## $time will be undef on a probe, or a time value if a real line
452
453 ## PoCo::IRC has throttling built in, but no external visibility
454 ## so this is reaching "under the hood"
455 $SEND_QUEUE ||=
456 $_[KERNEL]->alias_resolve($IRC_ALIAS)->get_heap->{send_queue};
457
458 ## handle "no need to keep skipping" transition
459 if ($SKIPPING and @$SEND_QUEUE < 1) {
460 $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
461 "[discarded $SKIPPING messages]");
462 $SKIPPING = 0;
463 }
464
465 ## handle potential message display
466 if ($time) {
467 if ($SKIPPING or @$SEND_QUEUE > 3) { # 3 msgs per 10 seconds
468 $SKIPPING++;
469 } else {
470 my @time = localtime $time;
471 $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
472 sprintf "%02d:%02d:%02d: %s: %s",
473 ($time[2] + 11) % 12 + 1, $time[1], $time[0],
474 $file, $line);
475 }
476 }
477
478 ## handle re-probe/flush if skipping
479 if ($SKIPPING) {
480 $_[KERNEL]->delay($_[STATE] => 0.5); # $time will be undef
481 }
482
483 },
484 my_heartbeat => sub {
485 $_[KERNEL]->yield(my_tailed => time, "heartbeat", "beep");
486 $_[KERNEL]->delay($_[STATE] => 10);
487 }
488 },
489 );
490
491 # tags support
492
493 my $cloud = HTML::TagCloud->new;
494
495 =head2 add_tag
496
497 add_tag( id => 42, message => 'irc message' );
498
499 =cut
500
501 sub add_tag {
502 my $arg = {@_};
503
504 return unless ($arg->{id} && $arg->{message});
505
506 my $m = $arg->{message};
507 from_to('UTF-8', 'iso-8859-2', $m) if (is_utf8($m));
508
509 while ($m =~ s#$tag_regex##s) {
510 my $tag = $1;
511 next if (! $tag || $tag =~ m/https?:/i);
512 push @{ $tags->{$tag} }, $arg->{id};
513 #warn "+tag $tag: $arg->{id}\n";
514 $cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
515 }
516 }
517
518 =head2 seed_tags
519
520 Read all tags from database and create in-memory cache for tags
521
522 =cut
523
524 sub seed_tags {
525 my $sth = $dbh->prepare(qq{ select id,message from log where message like '%//%' });
526 $sth->execute;
527 while (my $row = $sth->fetchrow_hashref) {
528 add_tag( %$row );
529 }
530
531 foreach my $tag (keys %$tags) {
532 $cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
533 }
534 }
535
536 seed_tags;
537
538 # http server
539
540 my $httpd = POE::Component::Server::HTTP->new(
541 Port => $NICK =~ m/-dev/ ? 8001 : 8000,
542 ContentHandler => { '/' => \&root_handler },
543 Headers => { Server => 'irc-logger' },
544 );
545
546 my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
547 my $escape_re = join '|' => keys %escape;
548
549 my $style = <<'_END_OF_STYLE_';
550 p { margin: 0; padding: 0.1em; }
551 .time, .channel { color: #808080; font-size: 60%; }
552 .date { float: right; background: #e0e0e0; color: #404040; font-size: 120%; padding: 0.25em; border: 1px dashed #808080; }
553 .nick { color: #000000; font-size: 80%; padding: 2px; font-family: courier, courier new, monospace ; }
554 .message { color: #000000; font-size: 100%; }
555 .search { float: right; }
556 .col-0 { background: #ffff66 }
557 .col-1 { background: #a0ffff }
558 .col-2 { background: #99ff99 }
559 .col-3 { background: #ff9999 }
560 .col-4 { background: #ff66ff }
561 a:link.tag, a:visited.tag { border: 1px dashed #ccc; backgound: #ccc; text-decoration: none }
562 a:hover.tag { border: 1px solid #eee }
563 _END_OF_STYLE_
564
565 my $max_color = 4;
566
567 my %nick_enumerator;
568
569 sub root_handler {
570 my ($request, $response) = @_;
571 $response->code(RC_OK);
572 $response->content_type("text/html; charset=$ENCODING");
573
574 my $q;
575
576 if ( $request->method eq 'POST' ) {
577 $q = new CGI::Simple( $request->content );
578 } elsif ( $request->uri =~ /\?(.+)$/ ) {
579 $q = new CGI::Simple( $1 );
580 } else {
581 $q = new CGI::Simple;
582 }
583
584 my $search = $q->param('search') || $q->param('grep') || '';
585
586 $response->content(
587 qq{<html><head><title>$NICK</title><style type="text/css">$style} .
588 $cloud->css .
589 qq{</style></head><body>} .
590 qq{
591 <form method="post" class="search" action="/">
592 <input type="text" name="search" value="$search" size="10">
593 <input type="submit" value="search">
594 </form>
595 } .
596 $cloud->html(500) .
597 qq{<p>} .
598 join("</p><p>",
599 get_from_log(
600 limit => $q->param('last') || 100,
601 search => $search || undef,
602 tag => $q->param('tag') || undef,
603 fmt => {
604 date => '<hr size="1" style="clear: both;"/><div class="date">%s</div> ',
605 time => '<span class="time">%s</span> ',
606 time_channel => '<span class="channel">%s %s</span> ',
607 nick => '%s:&nbsp;',
608 me_nick => '***%s&nbsp;',
609 message => '<span class="message">%s</span>',
610 },
611 filter => {
612 message => sub {
613 my $m = shift || return;
614 $m =~ s/($escape_re)/$escape{$1}/gs;
615 $m =~ s#($RE{URI}{HTTP})#<a href="$1">$1</a>#gs;
616 $m =~ s#$tag_regex#<a href="?tag=$1" class="tag">$1</a>#g;
617 return $m;
618 },
619 nick => sub {
620 my $n = shift || return;
621 if (! $nick_enumerator{$n}) {
622 my $max = scalar keys %nick_enumerator;
623 $nick_enumerator{$n} = $max + 1;
624 }
625 return '<span class="nick col-' .
626 ( $nick_enumerator{$n} % $max_color ) .
627 '">' . $n . '</span>';
628 },
629 },
630 )
631 ) .
632 qq{</p></body></html>}
633 );
634 return RC_OK;
635 }
636
637 POE::Kernel->run;

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