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

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Revision 30 - (show annotations)
Fri Jun 16 21:28:46 2006 UTC (14 years, 7 months ago) by dpavlin
Original Path: trunk/irc-logger.pl
File MIME type: text/plain
File size: 15301 byte(s)
adding tags from messages, try to fix encoding mess (needs more work)
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 $NICK = 'irc-logger';
22 my $CONNECT =
23 {Server => 'irc.freenode.net',
24 Nick => $NICK,
25 Ircname => "try /msg $NICK help",
26 };
27 my $CHANNEL = '#razmjenavjestina';
28 my $IRC_ALIAS = "log";
29
30 my %FOLLOWS =
31 (
32 ACCESS => "/var/log/apache/access.log",
33 ERROR => "/var/log/apache/error.log",
34 );
35
36 my $DSN = 'DBI:Pg:dbname=' . $NICK;
37
38 my $ENCODING = 'ISO-8859-2';
39
40 ## END CONFIG
41
42
43
44 use POE qw(Component::IRC Wheel::FollowTail Component::Server::HTTP);
45 use HTTP::Status;
46 use DBI;
47 use Encode qw/from_to is_utf8/;
48 use Regexp::Common qw /URI/;
49 use CGI::Simple;
50 use HTML::TagCloud;
51
52 my $dbh = DBI->connect($DSN,"","", { RaiseError => 1, AutoCommit => 1 }) || die $DBI::errstr;
53
54 eval {
55 $dbh->do(qq{ select count(*) from log });
56 };
57
58 if ($@) {
59 warn "creating database table in $DSN\n";
60 $dbh->do(<<'_SQL_SCHEMA_');
61
62 create table log (
63 id serial,
64 time timestamp default now(),
65 channel text not null,
66 me boolean default false,
67 nick text not null,
68 message text not null,
69 primary key(id)
70 );
71
72 create index log_time on log(time);
73 create index log_channel on log(channel);
74 create index log_nick on log(nick);
75
76 _SQL_SCHEMA_
77 }
78
79 my $sth = $dbh->prepare(qq{
80 insert into log
81 (channel, me, nick, message)
82 values (?,?,?,?)
83 });
84
85 my $tags;
86
87 =head2 get_from_log
88
89 my @messages = get_from_log(
90 limit => 42,
91 search => '%what to stuff in ilike%',
92 fmt => {
93 time => '{%s} ',
94 time_channel => '{%s %s} ',
95 nick => '%s: ',
96 me_nick => '***%s ',
97 message => '%s',
98 },
99 filter => {
100 message => sub {
101 # modify message content
102 return shift;
103 }
104 },
105 context => 5,
106 );
107
108 Order is important. Fields are first passed through C<filter> (if available) and
109 then throgh C<< sprintf($fmt->{message}, $message >> if available.
110
111 C<context> defines number of messages around each search hit for display.
112
113 =cut
114
115 sub get_from_log {
116 my $args = {@_};
117
118 $args->{limit} ||= 10;
119
120 $args->{fmt} ||= {
121 date => '[%s] ',
122 time => '{%s} ',
123 time_channel => '{%s %s} ',
124 nick => '%s: ',
125 me_nick => '***%s ',
126 message => '%s',
127 };
128
129 my $sql_message = qq{
130 select
131 time::date as date,
132 time::time as time,
133 channel,
134 me,
135 nick,
136 message
137 from log
138 };
139
140 my $sql_context = qq{
141 select
142 id
143 from log
144 };
145
146 my $context = $1 if ($args->{search} && $args->{search} =~ s/\s*\+(\d+)\s*/ /);
147
148 my $sql = $context ? $sql_context : $sql_message;
149
150 $sql .= " where message ilike ? or nick ilike ? " if ($args->{search});
151 $sql .= " where id in (" . join(",", @{ $tags->{ $args->{tag} } }) . ") " if ($args->{tag} && $tags->{ $args->{tag} });
152 $sql .= " order by log.time desc";
153 $sql .= " limit " . $args->{limit};
154
155 my $sth = $dbh->prepare( $sql );
156 if (my $search = $args->{search}) {
157 $search =~ s/^\s+//;
158 $search =~ s/\s+$//;
159 $sth->execute( ( '%' . $search . '%' ) x 2 );
160 warn "search for '$search' returned ", $sth->rows, " results ", $context || '', "\n";
161 } elsif (my $tag = $args->{tag}) {
162 $sth->execute();
163 warn "tag '$tag' returned ", $sth->rows, " results ", $context || '', "\n";
164 } else {
165 $sth->execute();
166 }
167 my $last_row = {
168 date => '',
169 time => '',
170 channel => '',
171 nick => '',
172 };
173
174 my @rows;
175
176 while (my $row = $sth->fetchrow_hashref) {
177 unshift @rows, $row;
178 }
179
180 my @msgs = (
181 "Showing " . ($#rows + 1) . " messages..."
182 );
183
184 if ($context) {
185 my @ids = @rows;
186 @rows = ();
187
188 my $last_to = 0;
189
190 my $sth = $dbh->prepare( $sql_message . qq{ where id >= ? and id < ? } );
191 foreach my $row_id (sort { $a->{id} <=> $b->{id} } @ids) {
192 my $id = $row_id->{id} || die "can't find id in row";
193
194 my ($from, $to) = ($id - $context, $id + $context);
195 $from = $last_to if ($from < $last_to);
196 $last_to = $to;
197 $sth->execute( $from, $to );
198
199 #warn "## id: $id from: $from to: $to returned: ", $sth->rows, "\n";
200
201 while (my $row = $sth->fetchrow_hashref) {
202 push @rows, $row;
203 }
204
205 }
206 }
207
208 foreach my $row (@rows) {
209
210 $row->{time} =~ s#\.\d+##;
211
212 my $msg = '';
213
214 $msg = sprintf($args->{fmt}->{date}, $row->{date}) . ' ' if ($last_row->{date} ne $row->{date});
215 my $t = $row->{time};
216
217 if ($last_row->{channel} ne $row->{channel}) {
218 $msg .= sprintf($args->{fmt}->{time_channel}, $t, $row->{channel});
219 } else {
220 $msg .= sprintf($args->{fmt}->{time}, $t);
221 }
222
223 my $append = 1;
224
225 my $nick = $row->{nick};
226 if ($nick =~ s/^_*(.*?)_*$/$1/) {
227 $row->{nick} = $nick;
228 }
229
230 if ($last_row->{nick} ne $nick) {
231 # obfu way to find format for me_nick if needed or fallback to default
232 my $fmt = $row->{me} ? ( $args->{fmt}->{me_nick} || $args->{fmt}->{nick} ) : $args->{fmt}->{nick};
233 $fmt ||= '%s';
234
235 $nick = $args->{filter}->{nick}->($nick) if (ref($args->{filter}->{nick}) eq 'CODE');
236
237 $msg .= sprintf( $fmt, $nick );
238 $append = 0;
239 }
240
241 $args->{fmt}->{message} ||= '%s';
242 if (ref($args->{filter}->{message}) eq 'CODE') {
243 $msg .= sprintf($args->{fmt}->{message},
244 $args->{filter}->{message}->(
245 $row->{message}
246 )
247 );
248 } else {
249 $msg .= sprintf($args->{fmt}->{message}, $row->{message});
250 }
251
252 if ($append && @msgs) {
253 $msgs[$#msgs] .= " " . $msg;
254 } else {
255 push @msgs, $msg;
256 }
257
258 $last_row = $row;
259 }
260
261 return @msgs;
262 }
263
264
265 my $SKIPPING = 0; # if skipping, how many we've done
266 my $SEND_QUEUE; # cache
267
268 POE::Component::IRC->new($IRC_ALIAS);
269
270 POE::Session->create
271 (inline_states =>
272 {_start => sub {
273 $_[KERNEL]->post($IRC_ALIAS => register => 'all');
274 $_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
275 },
276 irc_255 => sub { # server is done blabbing
277 $_[KERNEL]->post($IRC_ALIAS => join => $CHANNEL);
278 $_[KERNEL]->post($IRC_ALIAS => join => '#logger');
279 $_[KERNEL]->yield("heartbeat"); # start heartbeat
280 # $_[KERNEL]->yield("my_add", $_) for keys %FOLLOWS;
281 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
282 },
283 irc_public => sub {
284 my $kernel = $_[KERNEL];
285 my $nick = (split /!/, $_[ARG0])[0];
286 my $channel = $_[ARG1]->[0];
287 my $msg = $_[ARG2];
288
289 from_to($msg, 'UTF-8', $ENCODING);
290
291 print "$channel: <$nick> $msg\n";
292 $sth->execute($channel, 0, $nick, $msg);
293 add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef),
294 message => $msg);
295 },
296 irc_ctcp_action => sub {
297 my $kernel = $_[KERNEL];
298 my $nick = (split /!/, $_[ARG0])[0];
299 my $channel = $_[ARG1]->[0];
300 my $msg = $_[ARG2];
301
302 from_to($msg, 'UTF-8', $ENCODING);
303
304 print "$channel ***$nick $msg\n";
305 $sth->execute($channel, 1, $nick, $msg);
306 add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef),
307 message => $msg);
308 },
309 irc_msg => sub {
310 my $kernel = $_[KERNEL];
311 my $nick = (split /!/, $_[ARG0])[0];
312 my $msg = $_[ARG2];
313 from_to($msg, 'UTF-8', $ENCODING);
314
315 my $res = "unknown command '$msg', try /msg $NICK help!";
316 my @out;
317
318 print "<< $msg\n";
319
320 if ($msg =~ m/^help/i) {
321
322 $res = "usage: /msg $NICK comand | commands: stat - user/message stat | last - show backtrace | grep foobar - find foobar";
323
324 } elsif ($msg =~ m/^msg\s+(\S+)\s+(.*)$/i) {
325
326 print ">> /msg $1 $2\n";
327 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $1, $2 );
328 $res = '';
329
330 } elsif ($msg =~ m/^stat.*?\s*(\d*)/i) {
331
332 my $nr = $1 || 10;
333
334 my $sth = $dbh->prepare(qq{
335 select nick,count(*) from log group by nick order by count desc limit $nr
336 });
337 $sth->execute();
338 $res = "Top $nr users: ";
339 my @users;
340 while (my $row = $sth->fetchrow_hashref) {
341 push @users,$row->{nick} . ': ' . $row->{count};
342 }
343 $res .= join(" | ", @users);
344 } elsif ($msg =~ m/^last.*?\s*(\d*)/i) {
345
346 foreach my $res (get_from_log( limit => $1 )) {
347 print "last: $res\n";
348 from_to($res, $ENCODING, 'UTF-8');
349 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
350 }
351
352 $res = '';
353
354 } elsif ($msg =~ m/^(search|grep)\s+(.*)\s*$/i) {
355
356 my $what = $2;
357
358 foreach my $res (get_from_log(
359 limit => 20,
360 search => $what,
361 )) {
362 print "search [$what]: $res\n";
363 from_to($res, $ENCODING, 'UTF-8');
364 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
365 }
366
367 $res = '';
368
369 }
370
371 if ($res) {
372 print ">> [$nick] $res\n";
373 from_to($res, $ENCODING, 'UTF-8');
374 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
375 }
376
377 },
378 irc_477 => sub {
379 print "# irc_477: ",$_[ARG1], "\n";
380 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
381 },
382 irc_505 => sub {
383 print "# irc_505: ",$_[ARG1], "\n";
384 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
385 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set hide email on" );
386 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set email dpavlin\@rot13.org" );
387 },
388 irc_registered => sub {
389 warn "## indetify $NICK\n";
390 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
391 },
392 # irc_433 => sub {
393 # print "# irc_433: ",$_[ARG1], "\n";
394 # warn "## indetify $NICK\n";
395 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
396 # },
397 irc_372 => sub {
398 print "MOTD: ", $_[ARG1], "\n";
399 },
400 irc_snotice => sub {
401 print "(server notice): ", $_[ARG0], "\n";
402 },
403 (map
404 {
405 ;"irc_$_" => sub { }}
406 qw(
407 )),
408 # join
409 # ctcp_version
410 # connected snotice ctcp_action ping notice mode part quit
411 # 001 002 003 004 005
412 # 250 251 252 253 254 265 266
413 # 332 333 353 366 372 375 376
414 # 477
415 _child => sub {},
416 _default => sub {
417 printf "%s: session %s caught an unhandled %s event.\n",
418 scalar localtime(), $_[SESSION]->ID, $_[ARG0];
419 print "The $_[ARG0] event was given these parameters: ",
420 join(" ", map({"ARRAY" eq ref $_ ? "[@$_]" : "$_"} @{$_[ARG1]})), "\n";
421 0; # false for signals
422 },
423 my_add => sub {
424 my $trailing = $_[ARG0];
425 my $session = $_[SESSION];
426 POE::Session->create
427 (inline_states =>
428 {_start => sub {
429 $_[HEAP]->{wheel} =
430 POE::Wheel::FollowTail->new
431 (
432 Filename => $FOLLOWS{$trailing},
433 InputEvent => 'got_line',
434 );
435 },
436 got_line => sub {
437 $_[KERNEL]->post($session => my_tailed =>
438 time, $trailing, $_[ARG0]);
439 },
440 },
441 );
442
443 },
444 my_tailed => sub {
445 my ($time, $file, $line) = @_[ARG0..ARG2];
446 ## $time will be undef on a probe, or a time value if a real line
447
448 ## PoCo::IRC has throttling built in, but no external visibility
449 ## so this is reaching "under the hood"
450 $SEND_QUEUE ||=
451 $_[KERNEL]->alias_resolve($IRC_ALIAS)->get_heap->{send_queue};
452
453 ## handle "no need to keep skipping" transition
454 if ($SKIPPING and @$SEND_QUEUE < 1) {
455 $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
456 "[discarded $SKIPPING messages]");
457 $SKIPPING = 0;
458 }
459
460 ## handle potential message display
461 if ($time) {
462 if ($SKIPPING or @$SEND_QUEUE > 3) { # 3 msgs per 10 seconds
463 $SKIPPING++;
464 } else {
465 my @time = localtime $time;
466 $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
467 sprintf "%02d:%02d:%02d: %s: %s",
468 ($time[2] + 11) % 12 + 1, $time[1], $time[0],
469 $file, $line);
470 }
471 }
472
473 ## handle re-probe/flush if skipping
474 if ($SKIPPING) {
475 $_[KERNEL]->delay($_[STATE] => 0.5); # $time will be undef
476 }
477
478 },
479 my_heartbeat => sub {
480 $_[KERNEL]->yield(my_tailed => time, "heartbeat", "beep");
481 $_[KERNEL]->delay($_[STATE] => 10);
482 }
483 },
484 );
485
486 # tags support
487
488 my $cloud = HTML::TagCloud->new;
489
490 =head2 add_tag
491
492 add_tag( id => 42, message => 'irc message' );
493
494 =cut
495
496 sub add_tag {
497 my $arg = {@_};
498
499 return unless ($arg->{id} && $arg->{message});
500
501 my $m = $arg->{message};
502 from_to('UTF-8', 'iso-8859-2', $m) if (is_utf8($m));
503
504 while ($m =~ s#\b([\w-_]+)//##s) {
505 my $tag = $1;
506 next if (! $tag || $tag =~ m/https?:/i);
507 push @{ $tags->{$tag} }, $arg->{id};
508 }
509 }
510
511 =head2 seed_tags
512
513 Read all tags from database and create in-memory cache for tags
514
515 =cut
516
517 sub seed_tags {
518 my $sth = $dbh->prepare(qq{ select id,message from log where message like '%//%' });
519 $sth->execute;
520 while (my $row = $sth->fetchrow_hashref) {
521 add_tag( %$row );
522 }
523
524 foreach my $tag (keys %$tags) {
525 $cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
526 }
527 }
528
529 seed_tags;
530
531 # http server
532
533 my $httpd = POE::Component::Server::HTTP->new(
534 Port => $NICK =~ m/-dev/ ? 8001 : 8000,
535 ContentHandler => { '/' => \&root_handler },
536 Headers => { Server => 'irc-logger' },
537 );
538
539 my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
540 my $escape_re = join '|' => keys %escape;
541
542 my $style = <<'_END_OF_STYLE_';
543 p { margin: 0; padding: 0.1em; }
544 .time, .channel { color: #808080; font-size: 60%; }
545 .date { float: right; background: #e0e0e0; color: #404040; font-size: 120%; padding: 0.25em; border: 1px dashed #808080; }
546 .nick { color: #000000; font-size: 80%; padding: 2px; font-family: courier, courier new, monospace ; }
547 .message { color: #000000; font-size: 100%; }
548 .search { float: right; }
549 .col-0 { background: #ffff66 }
550 .col-1 { background: #a0ffff }
551 .col-2 { background: #99ff99 }
552 .col-3 { background: #ff9999 }
553 .col-4 { background: #ff66ff }
554 _END_OF_STYLE_
555
556 my $max_color = 4;
557
558 my %nick_enumerator;
559
560 sub root_handler {
561 my ($request, $response) = @_;
562 $response->code(RC_OK);
563 $response->content_type("text/html; charset=$ENCODING");
564
565 my $q;
566
567 if ( $request->method eq 'POST' ) {
568 $q = new CGI::Simple( $request->content );
569 } elsif ( $request->uri =~ /\?(.+)$/ ) {
570 $q = new CGI::Simple( $1 );
571 } else {
572 $q = new CGI::Simple;
573 }
574
575 my $search = $q->param('search') || $q->param('grep') || '';
576
577 $response->content(
578 qq{<html><head><title>$NICK</title><style type="text/css">$style} .
579 $cloud->css .
580 qq{</style></head><body>} .
581 qq{
582 <form method="post" class="search">
583 <input type="text" name="search" value="$search" size="10">
584 <input type="submit" value="search">
585 </form>
586 } .
587 qq{<div>} . $cloud->html(500) . qq{</div>} .
588 qq{<p>} .
589 join("</p><p>",
590 get_from_log(
591 limit => $q->param('last') || 100,
592 search => $search || undef,
593 tag => $q->param('tag') || undef,
594 fmt => {
595 date => '<hr size="1" style="clear: both;"/><div class="date">%s</div> ',
596 time => '<span class="time">%s</span> ',
597 time_channel => '<span class="channel">%s %s</span> ',
598 nick => '%s:&nbsp;',
599 me_nick => '***%s&nbsp;',
600 message => '<span class="message">%s</span>',
601 },
602 filter => {
603 message => sub {
604 my $m = shift || return;
605 $m =~ s/($escape_re)/$escape{$1}/gs;
606 $m =~ s#($RE{URI}{HTTP})#<a href="$1">$1</a>#gs;
607 return $m;
608 },
609 nick => sub {
610 my $n = shift || return;
611 if (! $nick_enumerator{$n}) {
612 my $max = scalar keys %nick_enumerator;
613 $nick_enumerator{$n} = $max + 1;
614 }
615 return '<span class="nick col-' .
616 ( $nick_enumerator{$n} % $max_color ) .
617 '">' . $n . '</span>';
618 },
619 },
620 )
621 ) .
622 qq{</p></body></html>}
623 );
624 return RC_OK;
625 }
626
627 POE::Kernel->run;

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