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

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

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