/[irc-logger]/trunk/irc-logger.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /trunk/irc-logger.pl

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Revision 35 - (show annotations)
Sun Jun 25 00:10:13 2006 UTC (13 years, 9 months ago) by dpavlin
File MIME type: text/plain
File size: 16877 byte(s)
added /history display with calenar of all available days (with number of messages) and
ability to select messages for individual day

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 my $TIMESTAMP = '%Y-%m-%d %H:%M:%S';
44
45 ## END CONFIG
46
47
48
49 use POE qw(Component::IRC Wheel::FollowTail Component::Server::HTTP);
50 use HTTP::Status;
51 use DBI;
52 use Encode qw/from_to is_utf8/;
53 use Regexp::Common qw /URI/;
54 use CGI::Simple;
55 use HTML::TagCloud;
56 use POSIX qw/strftime/;
57 use HTML::CalendarMonthSimple;
58
59 my $dbh = DBI->connect($DSN,"","", { RaiseError => 1, AutoCommit => 1 }) || die $DBI::errstr;
60
61 eval {
62 $dbh->do(qq{ select count(*) from log });
63 };
64
65 if ($@) {
66 warn "creating database table in $DSN\n";
67 $dbh->do(<<'_SQL_SCHEMA_');
68
69 create table log (
70 id serial,
71 time timestamp default now(),
72 channel text not null,
73 me boolean default false,
74 nick text not null,
75 message text not null,
76 primary key(id)
77 );
78
79 create index log_time on log(time);
80 create index log_channel on log(channel);
81 create index log_nick on log(nick);
82
83 _SQL_SCHEMA_
84 }
85
86 my $sth = $dbh->prepare(qq{
87 insert into log
88 (channel, me, nick, message)
89 values (?,?,?,?)
90 });
91
92 my $tags;
93 my $tag_regex = '\b([\w-_]+)//';
94
95 =head2 get_from_log
96
97 my @messages = get_from_log(
98 limit => 42,
99 search => '%what to stuff in ilike%',
100 fmt => {
101 time => '{%s} ',
102 time_channel => '{%s %s} ',
103 nick => '%s: ',
104 me_nick => '***%s ',
105 message => '%s',
106 },
107 filter => {
108 message => sub {
109 # modify message content
110 return shift;
111 }
112 },
113 context => 5,
114 );
115
116 Order is important. Fields are first passed through C<filter> (if available) and
117 then throgh C<< sprintf($fmt->{message}, $message >> if available.
118
119 C<context> defines number of messages around each search hit for display.
120
121 =cut
122
123 sub get_from_log {
124 my $args = {@_};
125
126 $args->{fmt} ||= {
127 date => '[%s] ',
128 time => '{%s} ',
129 time_channel => '{%s %s} ',
130 nick => '%s: ',
131 me_nick => '***%s ',
132 message => '%s',
133 };
134
135 my $sql_message = qq{
136 select
137 time::date as date,
138 time::time as time,
139 channel,
140 me,
141 nick,
142 message
143 from log
144 };
145
146 my $sql_context = qq{
147 select
148 id
149 from log
150 };
151
152 my $context = $1 if ($args->{search} && $args->{search} =~ s/\s*\+(\d+)\s*/ /);
153
154 my $sql = $context ? $sql_context : $sql_message;
155
156 $sql .= " where message ilike ? or nick ilike ? " if ($args->{search});
157 $sql .= " where id in (" . join(",", @{ $tags->{ $args->{tag} } }) . ") " if ($args->{tag} && $tags->{ $args->{tag} });
158 $sql .= " where date(time) = ? " if ($args->{date});
159 $sql .= " order by log.time desc";
160 $sql .= " limit " . $args->{limit} if ($args->{limit});
161
162 my $sth = $dbh->prepare( $sql );
163 if (my $search = $args->{search}) {
164 $search =~ s/^\s+//;
165 $search =~ s/\s+$//;
166 $sth->execute( ( '%' . $search . '%' ) x 2 );
167 warn "search for '$search' returned ", $sth->rows, " results ", $context || '', "\n";
168 } elsif (my $tag = $args->{tag}) {
169 $sth->execute();
170 warn "tag '$tag' returned ", $sth->rows, " results ", $context || '', "\n";
171 } elsif (my $date = $args->{date}) {
172 $sth->execute($date);
173 warn "found ", $sth->rows, " messages for date $date ", $context || '', "\n";
174 } else {
175 $sth->execute();
176 }
177 my $last_row = {
178 date => '',
179 time => '',
180 channel => '',
181 nick => '',
182 };
183
184 my @rows;
185
186 while (my $row = $sth->fetchrow_hashref) {
187 unshift @rows, $row;
188 }
189
190 my @msgs = (
191 "Showing " . ($#rows + 1) . " messages..."
192 );
193
194 if ($context) {
195 my @ids = @rows;
196 @rows = ();
197
198 my $last_to = 0;
199
200 my $sth = $dbh->prepare( $sql_message . qq{ where id >= ? and id < ? } );
201 foreach my $row_id (sort { $a->{id} <=> $b->{id} } @ids) {
202 my $id = $row_id->{id} || die "can't find id in row";
203
204 my ($from, $to) = ($id - $context, $id + $context);
205 $from = $last_to if ($from < $last_to);
206 $last_to = $to;
207 $sth->execute( $from, $to );
208
209 #warn "## id: $id from: $from to: $to returned: ", $sth->rows, "\n";
210
211 while (my $row = $sth->fetchrow_hashref) {
212 push @rows, $row;
213 }
214
215 }
216 }
217
218 # sprintf which can take coderef as first parametar
219 sub cr_sprintf {
220 my $fmt = shift || return;
221 if (ref($fmt) eq 'CODE') {
222 $fmt->(@_);
223 } else {
224 sprintf($fmt, @_);
225 }
226 }
227
228 foreach my $row (@rows) {
229
230 $row->{time} =~ s#\.\d+##;
231
232 my $msg = '';
233
234 $msg = cr_sprintf($args->{fmt}->{date}, $row->{date}) . ' ' if ($last_row->{date} ne $row->{date});
235 my $t = $row->{time};
236
237 if ($last_row->{channel} ne $row->{channel}) {
238 $msg .= cr_sprintf($args->{fmt}->{time_channel}, $t, $row->{channel});
239 } else {
240 $msg .= cr_sprintf($args->{fmt}->{time}, $t);
241 }
242
243 my $append = 1;
244
245 my $nick = $row->{nick};
246 if ($nick =~ s/^_*(.*?)_*$/$1/) {
247 $row->{nick} = $nick;
248 }
249
250 if ($last_row->{nick} ne $nick) {
251 # obfu way to find format for me_nick if needed or fallback to default
252 my $fmt = $row->{me} ? ( $args->{fmt}->{me_nick} || $args->{fmt}->{nick} ) : $args->{fmt}->{nick};
253 $fmt ||= '%s';
254
255 $nick = $args->{filter}->{nick}->($nick) if (ref($args->{filter}->{nick}) eq 'CODE');
256
257 $msg .= cr_sprintf( $fmt, $nick );
258 $append = 0;
259 }
260
261 $args->{fmt}->{message} ||= '%s';
262 if (ref($args->{filter}->{message}) eq 'CODE') {
263 $msg .= cr_sprintf($args->{fmt}->{message},
264 $args->{filter}->{message}->(
265 $row->{message}
266 )
267 );
268 } else {
269 $msg .= cr_sprintf($args->{fmt}->{message}, $row->{message});
270 }
271
272 if ($append && @msgs) {
273 $msgs[$#msgs] .= " " . $msg;
274 } else {
275 push @msgs, $msg;
276 }
277
278 $last_row = $row;
279 }
280
281 return @msgs;
282 }
283
284
285 my $SKIPPING = 0; # if skipping, how many we've done
286 my $SEND_QUEUE; # cache
287
288 POE::Component::IRC->new($IRC_ALIAS);
289
290 POE::Session->create( inline_states =>
291 {_start => sub {
292 $_[KERNEL]->post($IRC_ALIAS => register => 'all');
293 $_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
294 },
295 irc_255 => sub { # server is done blabbing
296 $_[KERNEL]->post($IRC_ALIAS => join => $CHANNEL);
297 $_[KERNEL]->post($IRC_ALIAS => join => '#logger');
298 $_[KERNEL]->yield("heartbeat"); # start heartbeat
299 # $_[KERNEL]->yield("my_add", $_) for keys %FOLLOWS;
300 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
301 },
302 irc_public => sub {
303 my $kernel = $_[KERNEL];
304 my $nick = (split /!/, $_[ARG0])[0];
305 my $channel = $_[ARG1]->[0];
306 my $msg = $_[ARG2];
307
308 from_to($msg, 'UTF-8', $ENCODING);
309
310 print "$channel: <$nick> $msg\n";
311 $sth->execute($channel, 0, $nick, $msg);
312 add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef),
313 message => $msg);
314 },
315 irc_ctcp_action => sub {
316 my $kernel = $_[KERNEL];
317 my $nick = (split /!/, $_[ARG0])[0];
318 my $channel = $_[ARG1]->[0];
319 my $msg = $_[ARG2];
320
321 from_to($msg, 'UTF-8', $ENCODING);
322
323 print "$channel ***$nick $msg\n";
324 $sth->execute($channel, 1, $nick, $msg);
325 add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef),
326 message => $msg);
327 },
328 irc_msg => sub {
329 my $kernel = $_[KERNEL];
330 my $nick = (split /!/, $_[ARG0])[0];
331 my $msg = $_[ARG2];
332 from_to($msg, 'UTF-8', $ENCODING);
333
334 my $res = "unknown command '$msg', try /msg $NICK help!";
335 my @out;
336
337 print "<< $msg\n";
338
339 if ($msg =~ m/^help/i) {
340
341 $res = "usage: /msg $NICK comand | commands: stat - user/message stat | last - show backtrace | grep foobar - find foobar";
342
343 } elsif ($msg =~ m/^msg\s+(\S+)\s+(.*)$/i) {
344
345 print ">> /msg $1 $2\n";
346 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $1, $2 );
347 $res = '';
348
349 } elsif ($msg =~ m/^stat.*?\s*(\d*)/i) {
350
351 my $nr = $1 || 10;
352
353 my $sth = $dbh->prepare(qq{
354 select nick,count(*) from log group by nick order by count desc limit $nr
355 });
356 $sth->execute();
357 $res = "Top $nr users: ";
358 my @users;
359 while (my $row = $sth->fetchrow_hashref) {
360 push @users,$row->{nick} . ': ' . $row->{count};
361 }
362 $res .= join(" | ", @users);
363 } elsif ($msg =~ m/^last.*?\s*(\d*)/i) {
364
365 foreach my $res (get_from_log( limit => $1 )) {
366 print "last: $res\n";
367 from_to($res, $ENCODING, 'UTF-8');
368 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
369 }
370
371 $res = '';
372
373 } elsif ($msg =~ m/^(search|grep)\s+(.*)\s*$/i) {
374
375 my $what = $2;
376
377 foreach my $res (get_from_log(
378 limit => 20,
379 search => $what,
380 )) {
381 print "search [$what]: $res\n";
382 from_to($res, $ENCODING, 'UTF-8');
383 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
384 }
385
386 $res = '';
387
388 }
389
390 if ($res) {
391 print ">> [$nick] $res\n";
392 from_to($res, $ENCODING, 'UTF-8');
393 $_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
394 }
395
396 },
397 irc_477 => sub {
398 print "# irc_477: ",$_[ARG1], "\n";
399 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
400 },
401 irc_505 => sub {
402 print "# irc_505: ",$_[ARG1], "\n";
403 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
404 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set hide email on" );
405 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set email dpavlin\@rot13.org" );
406 },
407 irc_registered => sub {
408 warn "## indetify $NICK\n";
409 $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
410 },
411 # irc_433 => sub {
412 # print "# irc_433: ",$_[ARG1], "\n";
413 # warn "## indetify $NICK\n";
414 # $_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
415 # },
416 _child => sub {},
417 _default => sub {
418 printf "%s #%s %s %s\n",
419 strftime($TIMESTAMP,localtime()), $_[SESSION]->ID, $_[ARG0],
420 ref($_[ARG1]) eq "ARRAY" ? join(",", map { ref($_) eq "ARRAY" ? join(";", @{$_}) : $_ } @{ $_[ARG1] }) :
421 $_[ARG1] ? $_[ARG1] :
422 "";
423 0; # false for signals
424 },
425 my_add => sub {
426 my $trailing = $_[ARG0];
427 my $session = $_[SESSION];
428 POE::Session->create
429 (inline_states =>
430 {_start => sub {
431 $_[HEAP]->{wheel} =
432 POE::Wheel::FollowTail->new
433 (
434 Filename => $FOLLOWS{$trailing},
435 InputEvent => 'got_line',
436 );
437 },
438 got_line => sub {
439 $_[KERNEL]->post($session => my_tailed =>
440 time, $trailing, $_[ARG0]);
441 },
442 },
443 );
444
445 },
446 my_tailed => sub {
447 my ($time, $file, $line) = @_[ARG0..ARG2];
448 ## $time will be undef on a probe, or a time value if a real line
449
450 ## PoCo::IRC has throttling built in, but no external visibility
451 ## so this is reaching "under the hood"
452 $SEND_QUEUE ||=
453 $_[KERNEL]->alias_resolve($IRC_ALIAS)->get_heap->{send_queue};
454
455 ## handle "no need to keep skipping" transition
456 if ($SKIPPING and @$SEND_QUEUE < 1) {
457 $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
458 "[discarded $SKIPPING messages]");
459 $SKIPPING = 0;
460 }
461
462 ## handle potential message display
463 if ($time) {
464 if ($SKIPPING or @$SEND_QUEUE > 3) { # 3 msgs per 10 seconds
465 $SKIPPING++;
466 } else {
467 my @time = localtime $time;
468 $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
469 sprintf "%02d:%02d:%02d: %s: %s",
470 ($time[2] + 11) % 12 + 1, $time[1], $time[0],
471 $file, $line);
472 }
473 }
474
475 ## handle re-probe/flush if skipping
476 if ($SKIPPING) {
477 $_[KERNEL]->delay($_[STATE] => 0.5); # $time will be undef
478 }
479
480 },
481 my_heartbeat => sub {
482 $_[KERNEL]->yield(my_tailed => time, "heartbeat", "beep");
483 $_[KERNEL]->delay($_[STATE] => 10);
484 }
485 },
486 );
487
488 # tags support
489
490 my $cloud = HTML::TagCloud->new;
491
492 =head2 add_tag
493
494 add_tag( id => 42, message => 'irc message' );
495
496 =cut
497
498 sub add_tag {
499 my $arg = {@_};
500
501 return unless ($arg->{id} && $arg->{message});
502
503 my $m = $arg->{message};
504 from_to('UTF-8', 'iso-8859-2', $m) if (is_utf8($m));
505
506 while ($m =~ s#$tag_regex##s) {
507 my $tag = $1;
508 next if (! $tag || $tag =~ m/https?:/i);
509 push @{ $tags->{$tag} }, $arg->{id};
510 #warn "+tag $tag: $arg->{id}\n";
511 $cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
512 }
513 }
514
515 =head2 seed_tags
516
517 Read all tags from database and create in-memory cache for tags
518
519 =cut
520
521 sub seed_tags {
522 my $sth = $dbh->prepare(qq{ select id,message from log where message like '%//%' });
523 $sth->execute;
524 while (my $row = $sth->fetchrow_hashref) {
525 add_tag( %$row );
526 }
527
528 foreach my $tag (keys %$tags) {
529 $cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
530 }
531 }
532
533 seed_tags;
534
535 # http server
536
537 my $httpd = POE::Component::Server::HTTP->new(
538 Port => $NICK =~ m/-dev/ ? 8001 : 8000,
539 ContentHandler => { '/' => \&root_handler },
540 Headers => { Server => 'irc-logger' },
541 );
542
543 my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
544 my $escape_re = join '|' => keys %escape;
545
546 my $style = <<'_END_OF_STYLE_';
547 p { margin: 0; padding: 0.1em; }
548 .time, .channel { color: #808080; font-size: 60%; }
549 .date { float: right; background: #e0e0e0; color: #404040; font-size: 120%; padding: 0.25em; border: 1px dashed #808080; }
550 .nick { color: #000000; font-size: 80%; padding: 2px; font-family: courier, courier new, monospace ; }
551 .message { color: #000000; font-size: 100%; }
552 .search { float: right; }
553 .col-0 { background: #ffff66 }
554 .col-1 { background: #a0ffff }
555 .col-2 { background: #99ff99 }
556 .col-3 { background: #ff9999 }
557 .col-4 { background: #ff66ff }
558 a:link.tag, a:visited.tag { border: 1px dashed #ccc; backgound: #ccc; text-decoration: none }
559 a:hover.tag { border: 1px solid #eee }
560 hr { border: 1px dashed #ccc; height: 1px; clear: both; }
561 _END_OF_STYLE_
562
563 my $max_color = 4;
564
565 my %nick_enumerator;
566
567 sub root_handler {
568 my ($request, $response) = @_;
569 $response->code(RC_OK);
570 $response->content_type("text/html; charset=$ENCODING");
571
572 my $q;
573
574 if ( $request->method eq 'POST' ) {
575 $q = new CGI::Simple( $request->content );
576 } elsif ( $request->uri =~ /\?(.+)$/ ) {
577 $q = new CGI::Simple( $1 );
578 } else {
579 $q = new CGI::Simple;
580 }
581
582 my $search = $q->param('search') || $q->param('grep') || '';
583
584 my $html =
585 qq{<html><head><title>$NICK</title><style type="text/css">$style} .
586 $cloud->css .
587 qq{</style></head><body>} .
588 qq{
589 <form method="post" class="search" action="/">
590 <input type="text" name="search" value="$search" size="10">
591 <input type="submit" value="search">
592 </form>
593 } .
594 $cloud->html(500) .
595 qq{<p>};
596 if ($request->url =~ m#/history#) {
597 my $sth = $dbh->prepare(qq{
598 select date(time) as date,count(*) as nr
599 from log
600 group by date(time)
601 order by date(time) desc
602 });
603 $sth->execute();
604 my ($l_yyyy,$l_mm) = (0,0);
605 my $cal;
606 while (my $row = $sth->fetchrow_hashref) {
607 # this is probably PostgreSQL specific, expects ISO date
608 my ($yyyy,$mm,$dd) = split(/-/, $row->{date});
609 if ($yyyy != $l_yyyy || $mm != $l_mm) {
610 $html .= $cal->as_HTML() if ($cal);
611 $cal = new HTML::CalendarMonthSimple('month'=>$mm,'year'=>$yyyy);
612 $cal->border(2);
613 ($l_yyyy,$l_mm) = ($yyyy,$mm);
614 }
615 $cal->setcontent($dd, qq{
616 <a href="/?date=$row->{date}">$row->{nr}</a>
617 });
618 }
619 $html .= $cal->as_HTML() if ($cal);
620
621 } else {
622 $html .= join("</p><p>",
623 get_from_log(
624 limit => $q->param('last') || $q->param('date') ? undef : 100,
625 search => $search || undef,
626 tag => $q->param('tag') || undef,
627 date => $q->param('date') || undef,
628 fmt => {
629 date => sub {
630 my $date = shift || return;
631 qq{<hr/><div class="date"><a href="/?date=$date">$date</a></div> '};
632 },
633 time => '<span class="time">%s</span> ',
634 time_channel => '<span class="channel">%s %s</span> ',
635 nick => '%s:&nbsp;',
636 me_nick => '***%s&nbsp;',
637 message => '<span class="message">%s</span>',
638 },
639 filter => {
640 message => sub {
641 my $m = shift || return;
642 $m =~ s/($escape_re)/$escape{$1}/gs;
643 $m =~ s#($RE{URI}{HTTP})#<a href="$1">$1</a>#gs;
644 $m =~ s#$tag_regex#<a href="?tag=$1" class="tag">$1</a>#g;
645 return $m;
646 },
647 nick => sub {
648 my $n = shift || return;
649 if (! $nick_enumerator{$n}) {
650 my $max = scalar keys %nick_enumerator;
651 $nick_enumerator{$n} = $max + 1;
652 }
653 return '<span class="nick col-' .
654 ( $nick_enumerator{$n} % $max_color ) .
655 '">' . $n . '</span>';
656 },
657 },
658 )
659 );
660 }
661
662 $html .= qq{</p>
663 <hr/>
664 <p>See <a href="/history">history</a> of all messages.</p>
665 </body></html>};
666
667 $response->content( $html );
668 return RC_OK;
669 }
670
671 POE::Kernel->run;

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