--- trunk/bin/irc-logger.pl	2007/03/18 17:00:16	53
+++ trunk/bin/irc-logger.pl	2009/02/06 14:12:00	141
@@ -2,6 +2,23 @@
 use strict;
 $|++;
 
+use POE qw(Component::IRC Component::Server::HTTP Component::Client::HTTP);
+use HTTP::Status;
+use DBI;
+use Regexp::Common qw /URI/;
+use CGI::Simple;
+use POSIX qw/strftime/;
+use HTML::CalendarMonthSimple;
+use Getopt::Long;
+use DateTime;
+use URI::Escape;
+use Data::Dump qw/dump/;
+use DateTime::Format::ISO8601;
+use Carp qw/confess/;
+use XML::Feed;
+use DateTime::Format::Flexible;
+use Encode;
+
 =head1 NAME
 
 irc-logger.pl
@@ -20,8 +37,6 @@
 
 =item --log=irc-logger.log
 
-Name of log file
-
 =back
 
 =head1 DESCRIPTION
@@ -32,67 +47,136 @@
 
 ## CONFIG
 
-my $HOSTNAME = `hostname`;
+my $debug = 0;
+
+my $irc_config = {
+	nick => 'irc-logger',
+	server => 'irc.freenode.net',
+	port => 6667,
+	ircname => 'Anna the bot: try /msg irc-logger help',
+};
+
+my $HOSTNAME = `hostname -f`;
+chomp($HOSTNAME);
+
 
-my $NICK = 'irc-logger';
-$NICK .= '-dev' if ($HOSTNAME =~ m/llin/);
-my $CONNECT =
-  {Server => 'irc.freenode.net',
-   Nick => $NICK,
-   Ircname => "try /msg $NICK help",
-  };
 my $CHANNEL = '#razmjenavjestina';
-$CHANNEL = '#irc-logger' if ($HOSTNAME =~ m/llin/);
-my $IRC_ALIAS = "log";
 
-my %FOLLOWS =
-  (
-   ACCESS => "/var/log/apache/access.log",
-   ERROR => "/var/log/apache/error.log",
-  );
+if ( $HOSTNAME =~ m/llin/ ) {
+	$irc_config->{nick} = 'irc-logger-llin';
+#	$irc_config = {
+#		nick => 'irc-logger-llin',
+#		server => 'localhost',
+#		port => 6668,
+#	};
+	$CHANNEL = '#irc-logger';
+} elsif ( $HOSTNAME =~ m/lugarin/ ) {
+	$irc_config->{server} = 'irc.carnet.hr';
+	$CHANNEL = '#riss';
+}
+
+my @channels = ( $CHANNEL );
+
+warn "## config = ", dump( $irc_config ) if $debug;
+
+my $NICK = $irc_config->{nick} or die "no nick?";
 
 my $DSN = 'DBI:Pg:dbname=' . $NICK;
 
-my $ENCODING = 'ISO-8859-2';
 my $TIMESTAMP = '%Y-%m-%d %H:%M:%S';
 
 my $sleep_on_error = 5;
 
-## END CONFIG
+# number of last tags to keep in circular buffer
+my $last_x_tags = 50;
 
+# don't pull rss feeds more often than this
+my $rss_min_delay = 60;
 
+my $http_port = $NICK =~ m/-dev/ ? 8001 : 8000;
 
-use POE qw(Component::IRC Wheel::FollowTail Component::Server::HTTP);
-use HTTP::Status;
-use DBI;
-use Encode qw/from_to is_utf8/;
-use Regexp::Common qw /URI/;
-use CGI::Simple;
-use HTML::TagCloud;
-use POSIX qw/strftime/;
-use HTML::CalendarMonthSimple;
-use Getopt::Long;
-use DateTime;
-use Data::Dump qw/dump/;
-use Net::Twitter;
+my $url = "http://$HOSTNAME:$http_port";
+
+## END CONFIG
+
+my $use_twitter = 1;
+eval { require Net::Twitter; };
+$use_twitter = 0 if ($@);
 
 my $import_dircproxy;
 my $log_path;
 GetOptions(
 	'import-dircproxy:s' => \$import_dircproxy,
 	'log:s' => \$log_path,
+	'debug!' => \$debug,
 );
 
-open(STDOUT, '>', $log_path) || warn "can't redirect log to $log_path: $!";
+#$SIG{__DIE__} = sub {
+#	confess "fatal error";
+#};
 
 sub _log {
-	print strftime($TIMESTAMP,localtime()), ' ', join(" ",@_), $/;
+	print strftime($TIMESTAMP,localtime()) . ' ' . join(" ",map { ref($_) ? dump( $_ ) : $_ } @_) . $/;
 }
 
+open(STDOUT, '>', $log_path) && warn "log to $log_path: $!\n";
+
+
+# HTML formatters
+
+my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
+my $escape_re  = join '|' => keys %escape;
+
+my $tag_regex = '\b([\w\-_]+)//';
+
+my %nick_enumerator;
+my $max_color = 0;
+
+my $filter = {
+	message => sub {
+		my $m = shift || return;
+
+		# protect HTML from wiki modifications
+		sub e {
+			my $t = shift;
+			eval { $t = 'uri_unescape{' . uri_escape($t, '^a-zA-Z0-9') . '}'; };
+			return $t;
+		}
+
+		$m =~ s/($escape_re)/$escape{$1}/gs;
+		$m =~ s#($RE{URI}{HTTP})#e(qq{<a href="$1">$1</a>})#egs;
+		$m =~ s#\/(\w+)\/#<i>$1</i>#gs;
+		$m =~ s#$tag_regex#e(qq{<a href="$url?tag=$1" class="tag">$1</a>})#egs;
+		$m =~ s#\*(\w+)\*#<b>$1</b>#gs;
+		$m =~ s#_(\w+)_#<u>$1</u>#gs;
+
+		$m =~ s#uri_unescape{([^}]+)}#uri_unescape($1)#egs;
+		return $m;
+	},
+	nick => sub {
+		my $n = shift || return;
+		if (! $nick_enumerator{$n})  {
+			my $max = scalar keys %nick_enumerator;
+			$nick_enumerator{$n} = $max + 1;
+		}
+		return '<span class="nick col-' .
+			( $nick_enumerator{$n} % $max_color ) .
+			'">' . $n . '</span>';
+	},
+};
+
+# POE IRC
+my $poe_irc = POE::Component::IRC->spawn( %$irc_config ) or 
+	die "can't start ", dump( $irc_config ), ": $!";
+
+my $irc = $poe_irc->session_id();
+_log "IRC session_id $irc";
+
 my $dbh = DBI->connect($DSN,"","", { RaiseError => 1, AutoCommit => 1 }) || die $DBI::errstr;
+$dbh->do( qq{ set client_encoding = 'UTF-8' } );
 
 my $sql_schema = {
-	log => '
+	log => qq{
 create table log (
 	id serial,
 	time timestamp default now(),
@@ -106,17 +190,34 @@
 create index log_time on log(time);
 create index log_channel on log(channel);
 create index log_nick on log(nick);
-	',
-	meta => '
+	},
+	meta => q{
 create table meta (
 	nick text not null,
 	channel text not null,
 	name text not null,
 	value text,
-	changed timestamp default now(),
+	changed timestamp default 'now()',
 	primary key(nick,channel,name)
 );
-	',
+	},
+	feeds => qq{
+create table feeds (
+	id serial,
+	url text not null,
+	name text,
+	delay interval not null default '5 min',
+	active boolean default true,
+	channel text not null,
+	nick text not null,
+	private boolean default false,
+	last_update timestamp default 'now()',
+	polls int default 0,
+	updates int default 0
+);
+create unique index feeds_url on feeds(url);
+insert into feeds (url,name,channel,nick) values ('http://wiki.razmjenavjestina.org/feed/workspace/razmjenavjestina?category=Recent%20Changes','wiki','$CHANNEL','dpavlin');
+	},
 };
 
 foreach my $table ( keys %$sql_schema ) {
@@ -155,13 +256,20 @@
 
 		eval { $sth->execute( $value, $nick, $channel, $name ) };
 
-		# error or no result
-		if ( $@ || ! $sth->rows ) {
+		if ( $@ ) {
+			# error
+			_log("META ERROR: $@");
+		} elsif ( ! $sth->rows ) {
+			# no result -> add new
 			$sth = $dbh->prepare(qq{ insert into meta (value,nick,channel,name,changed) values (?,?,?,?,now()) });
-			$sth->execute( $value, $nick, $channel, $name );
-			_log "created $nick/$channel/$name = $value";
+			eval { $sth->execute( $value, $nick, $channel, $name ); };
+			if ( $@ ) {
+				_log "META ERROR: $@";
+			} else {
+				_log "META: created $nick/$channel/$name = $value\n";
+			}
 		} else {
-			_log "updated $nick/$channel/$name = $value ";
+			_log "META: updated $nick/$channel/$name = $value\n";
 		}
 
 		return $value;
@@ -171,7 +279,7 @@
 		my $sth = $dbh->prepare(qq{ select value,changed from meta where nick = ? and channel = ? and name = ? });
 		$sth->execute( $nick, $channel, $name );
 		my ($v,$c) = $sth->fetchrow_array;
-		_log "fetched $nick/$channel/$name = $v [$c]";
+		warn "## fetched $nick/$channel/$name = $v [$c]\n";
 		return ($v,$c) if wantarray;
 		return $v;
 
@@ -180,7 +288,7 @@
 
 
 
-my $sth = $dbh->prepare(qq{
+my $sth_insert_log = $dbh->prepare(qq{
 insert into log
 	(channel, me, nick, message, time)
 values (?,?,?,?,?)
@@ -188,7 +296,6 @@
 
 
 my $tags;
-my $tag_regex = '\b([\w-_]+)//';
 
 =head2 get_from_log
 
@@ -225,14 +332,16 @@
 sub get_from_log {
 	my $args = {@_};
 
-	$args->{fmt} ||= {
-		date => '[%s] ',
-		time => '{%s} ',
-		time_channel => '{%s %s} ',
-		nick => '%s: ',
-		me_nick => '***%s ',
-		message => '%s',
-	};
+	if ( ! $args->{fmt} ) {
+		$args->{fmt} = {
+			date => '[%s] ',
+			time => '{%s} ',
+			time_channel => '{%s %s} ',
+			nick => '%s: ',
+			me_nick => '***%s ',
+			message => '%s',
+		};
+	}
 
 	my $sql_message = qq{
 		select
@@ -255,27 +364,53 @@
 
 	my $sql = $context ? $sql_context : $sql_message;
 
-	$sql .= " where message ilike ? or nick ilike ? " if ($args->{search});
-	$sql .= " where id in (" . join(",", @{ $tags->{ $args->{tag} } }) . ") " if ($args->{tag} && $tags->{ $args->{tag} });
-	$sql .= " where date(time) = ? " if ($args->{date});
-	$sql .= " order by log.time desc";
-	$sql .= " limit " . $args->{limit} if ($args->{limit});
+	sub check_date {
+		my $date = shift || return;
+		my $new_date = eval { DateTime::Format::ISO8601->parse_datetime( $date )->ymd; };
+		if ( $@ ) {
+			warn "invalid date $date\n"; 
+			$new_date = DateTime->now->ymd;
+		}
+		return $new_date;
+	}
+
+	my @where;
+	my @args;
+	my $msg;
 
-	my $sth = $dbh->prepare( $sql );
 	if (my $search = $args->{search}) {
 		$search =~ s/^\s+//;
 		$search =~ s/\s+$//;
-		$sth->execute( ( '%' . $search . '%' ) x 2 );
-		_log "search for '$search' returned ", $sth->rows, " results ", $context || '';
-	} elsif (my $tag = $args->{tag}) {
-		$sth->execute();
-		_log "tag '$tag' returned ", $sth->rows, " results ", $context || '';
-	} elsif (my $date = $args->{date}) {
-		$sth->execute($date);
-		_log "found ", $sth->rows, " messages for date $date ", $context || '';
-	} else {
-		$sth->execute();
+		push @where, 'message ilike ? or nick ilike ?';
+		push @args, ( ( '%' . $search . '%' ) x 2 );
+		$msg = "Search for '$search'";
+	}
+
+	if ($args->{tag} && $tags->{ $args->{tag} }) {
+		push @where, 'id in (' . join(',', @{ $tags->{ $args->{tag} } }) . ')';
+		$msg = "Search for tags $args->{tag}";
 	}
+
+	if (my $date = $args->{date} ) {
+		$date = check_date( $date );
+		push @where, 'date(time) = ?';
+		push @args, $date;
+		$msg = "search for date $date";
+	}
+
+	$sql .= " where " . join(" and ", @where) if @where;
+
+	$sql .= " order by log.time desc";
+	$sql .= " limit " . $args->{limit} if ($args->{limit});
+
+	#warn "### sql: $sql ", dump( @args );
+
+	my $sth = $dbh->prepare( $sql );
+	eval { $sth->execute( @args ) };
+	return if $@;
+
+	my $nr_results = $sth->rows;
+
 	my $last_row = {
 		date => '',
 		time => '',
@@ -296,10 +431,14 @@
 
 	return @rows if ($args->{full_rows});
 
-	my @msgs = (
-		"Showing " . ($#rows + 1) . " messages..."
+	$msg .= ' produced ' . (
+		$nr_results == 0 ? 'no results' :
+		$nr_results == 0 ? 'one result' :
+			$nr_results . ' results'
 	);
 
+	my @msgs = ( $msg );
+
 	if ($context) {
 		my @ids = @rows;
 		@rows = ();
@@ -356,6 +495,8 @@
 #			$row->{nick} = $nick;
 #		}
 
+		$append = 0 if $row->{me};
+
 		if ($last_row->{nick} ne $nick) {
 			# obfu way to find format for me_nick if needed or fallback to default
 			my $fmt = $row->{me} ? ( $args->{fmt}->{me_nick} || $args->{fmt}->{nick} ) : $args->{fmt}->{nick};
@@ -392,51 +533,8 @@
 
 # tags support
 
-my $cloud = HTML::TagCloud->new;
-
-=head2 add_tag
-
- add_tag( id => 42, message => 'irc message' );
-
-=cut
-
-sub add_tag {
-	my $arg = {@_};
-
-	return unless ($arg->{id} && $arg->{message});
-
-	my $m = $arg->{message};
-	from_to('UTF-8', 'iso-8859-2', $m) if (is_utf8($m));
-
-	while ($m =~ s#$tag_regex##s) {
-		my $tag = $1;
-		next if (! $tag || $tag =~ m/https?:/i);
-		push @{ $tags->{$tag} }, $arg->{id};
-		#warn "+tag $tag: $arg->{id}\n";
-		$cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
-	}
-}
-
-=head2 seed_tags
-
-Read all tags from database and create in-memory cache for tags
-
-=cut
-
-sub seed_tags {
-	my $sth = $dbh->prepare(qq{ select id,message from log where message like '%//%' });
-	$sth->execute;
-	while (my $row = $sth->fetchrow_hashref) {
-		add_tag( %$row );
-	}
-
-	foreach my $tag (keys %$tags) {
-		$cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
-	}
-}
-
-seed_tags;
-
+my $cloud = TagCloud->new;
+$cloud->seed_tags;
 
 =head2 save_message
 
@@ -444,7 +542,7 @@
   	channel => '#foobar',
 	me => 0,
 	nick => 'dpavlin',
-	msg => 'test message',
+	message => 'test message',
 	time => '2006-06-25 18:57:18',
   );
 
@@ -456,26 +554,28 @@
 
 sub save_message {
 	my $a = {@_};
+	confess "have msg" if $a->{msg};
 	$a->{me} ||= 0;
 	$a->{time} ||= strftime($TIMESTAMP,localtime());
 
-	_log
+	_log "ARCHIVE",
 		$a->{channel}, " ",
 		$a->{me} ? "***" . $a->{nick} : "<" . $a->{nick} . ">",
-		" " . $a->{msg};
+		" " . $a->{message};
 
-	from_to($a->{msg}, 'UTF-8', $ENCODING);
-
-	$sth->execute($a->{channel}, $a->{me}, $a->{nick}, $a->{msg}, $a->{time});
-	add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef),
-		message => $a->{msg});
+	eval { $sth_insert_log->execute($a->{channel}, $a->{me}, $a->{nick}, $a->{message}, $a->{time}); };
+	if ( $@ ) {
+		_log "ERROR: can't archive ", $a->{message};
+	} else {
+		$cloud->add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef), %$a );
+	}
 }
 
 
 if ($import_dircproxy) {
 	open(my $l, $import_dircproxy) || die "can't open $import_dircproxy: $!";
 	warn "importing $import_dircproxy...\n";
-	my $tz_offset = 2 * 60 * 60;	# TZ GMT+2
+	my $tz_offset = 1 * 60 * 60;	# TZ GMT+2
 	while(<$l>) {
 		chomp;
 		if (/^@(\d+)\s(\S+)\s(.+)$/) {
@@ -493,7 +593,7 @@
 				channel => $CHANNEL,
 				me => $me,
 				nick => $nick,
-				msg => $msg,
+				message => $msg,
 				time => $dt->ymd . " " . $dt->hms,
 			) if ($nick !~ m/^-/);
 
@@ -506,323 +606,527 @@
 	exit;
 }
 
-
 #
-# POE handing part
+# RSS follow
 #
 
-my $SKIPPING = 0;               # if skipping, how many we've done
-my $SEND_QUEUE;                 # cache
-my $ping;						# ping stats
-
-POE::Component::IRC->new($IRC_ALIAS);
-
-POE::Session->create( inline_states =>
-   {_start => sub {      
-		$_[KERNEL]->post($IRC_ALIAS => register => 'all');
-		$_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
-    },
-    irc_255 => sub {	# server is done blabbing
-		$_[KERNEL]->post($IRC_ALIAS => join => $CHANNEL);
-		$_[KERNEL]->post($IRC_ALIAS => join => '#logger');
-		$_[KERNEL]->yield("heartbeat"); # start heartbeat
-#		$_[KERNEL]->yield("my_add", $_) for keys %FOLLOWS;
-		$_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
-    },
-    irc_public => sub {
-		my $kernel = $_[KERNEL];
-		my $nick = (split /!/, $_[ARG0])[0];
-		my $channel = $_[ARG1]->[0];
-		my $msg = $_[ARG2];
+my $_stat;
 
-		save_message( channel => $channel, me => 0, nick => $nick, msg => $msg);
-		meta( $nick, $channel, 'last-msg', $msg );
-    },
-    irc_ctcp_action => sub {
-		my $kernel = $_[KERNEL];
-		my $nick = (split /!/, $_[ARG0])[0];
-		my $channel = $_[ARG1]->[0];
-		my $msg = $_[ARG2];
+POE::Component::Client::HTTP->spawn(
+	Alias	=> 'rss-fetch',
+	Timeout	=> 30,
+);
+
+=head2 rss_parse_xml
+
+  rss_parse_xml({
+  	url => 'http://www.example.com/rss',
+	send_rss_msgs => 42,
+  });
+
+=cut
 
-		save_message( channel => $channel, me => 1, nick => $nick, msg => $msg);
+sub rss_parse_xml {
+	my ($kernel,$args) = @_;
 
-		if ( my $twitter = meta( $nick, $channel, 'twitter' ) ) {
-			my ($login,$passwd) = split(/\s+/,$twitter,2);
-			_log("sending twitter for $nick/$login on $channel ");
-			my $bot = Net::Twitter->new( username=>$login, password=>$passwd );
-			$bot->update("<${channel}> $msg");
+	warn "## rss_parse_xml ",dump( $args ) if $debug;
+
+	# how many messages to send out when feed is seen for the first time?
+	my $send_rss_msgs = $args->{send_rss_msgs};
+	$send_rss_msgs = 1 if ! defined $send_rss_msgs;
+
+	warn "## RSS fetch first $send_rss_msgs items from", $args->{url} if $debug;
+
+	my $feed;
+	eval { $feed = XML::Feed->parse( \$args->{xml} ) };
+	if ( ! $feed ) {
+		_log "can't fetch RSS ", $args->{url}, XML::Feed->errstr;
+		return;
+	}
+
+	$_stat->{rss}->{url2link}->{ $args->{url} } = $feed->link;
+
+	my ( $total, $updates ) = ( 0, 0 );
+	for my $entry ($feed->entries) {
+		$total++;
+
+		my $seen_times = $_stat->{rss}->{seen}->{$args->{channel}}->{$feed->link}->{$entry->id}++;
+		# seen allready?
+		warn "## $seen_times ",$entry->id if $debug;
+		next if $seen_times > 0;
+
+		sub prefix {
+			my ($txt,$var) = @_;
+			$var =~ s/\s+/ /gs;
+			$var =~ s/^\s+//g;
+			$var =~ s/\s+$//g;
+			return $txt . $var if $var;
 		}
 
-    },
-	irc_ping => sub {
-		warn "pong ", $_[ARG0], $/;
-		$ping->{ $_[ARG0] }++;
-	},
-	irc_invite => sub {
-		my $kernel = $_[KERNEL];
-		my $nick = (split /!/, $_[ARG0])[0];
-		my $channel = $_[ARG1];
+		# fix absolute and relative links to feed entries
+		my $link = $entry->link;
+		if ( $link =~ m!^/! ) {
+			my $host = $args->{url};
+			$host =~ s!^(http://[^/]+).*$!$1!;	#!vim
+			$link = "$host/$link";
+		} elsif ( $link !~ m!^http! ) {
+			$link = $args->{url} . $link;
+		}
 
-		warn "invited to $channel by $nick";
+		my $msg;
+		$msg .= prefix( 'From: ' , $args->{name} || $feed->title );
+		$msg .= prefix( ' by ' , $entry->author );
+		$msg .= prefix( ' | ' , $entry->title );
+		$msg .= prefix( ' | ' , $link );
+#		$msg .= prefix( ' id ' , $entry->id );
+		my @categories = $entry->category;
+		warn "## category = ", dump( @categories ) if $debug;
+		if ( my $tags = $entry->category ) {
+			$tags = join(' ', @$tags) if ref($tags) eq 'ARRAY';
+			$tags =~ s!^\s+!!;
+			$tags =~ s!\s*$! !;
+			$tags =~ s!,?\s+!// !g;
+			$msg .= prefix( ' ' , $tags );
+		}
 
-		$_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, "how nice of you to invite me to $channel, I'll be right there..." );
-		$_[KERNEL]->post($IRC_ALIAS => join => $channel);
+		if ( $seen_times == 0 && $send_rss_msgs ) {
+			$send_rss_msgs--;
+			if ( ! $args->{private} ) {
+				# FIXME bug! should be save_message
+				save_message( channel => $args->{channel}, me => 1, nick => $NICK, message => $msg );
+#				$sth_insert_log->execute( $args->{channel}, 1, $NICK, $msg, 'now()' );
+			}
+			my ( $type, $to ) = ( 'notice', $args->{channel} );
+			( $type, $to ) = ( 'privmsg', $args->{nick} ) if $args->{private};
 
-	},
-	irc_msg => sub {
-		my $kernel = $_[KERNEL];
-		my $nick = (split /!/, $_[ARG0])[0];
-		my $msg = $_[ARG2];
-		my $channel = $_[ARG1]->[0];
-		from_to($msg, 'UTF-8', $ENCODING);
+			_log(">> RSS $type to $to:", $msg);
+			$kernel->post( $irc => $type => $to => $msg );
+
+			$updates++;
+		}
+	}
 
-		my $res = "unknown command '$msg', try /msg $NICK help!";
-		my @out;
+	my $sql = qq{ update feeds set last_update = now(), polls = polls + 1 };
+	$sql .= qq{, updates = updates + $updates } if $updates;
+	$sql .= qq{where id = } . $args->{id};
+	eval { $dbh->do( $sql ) };
 
-		_log "<< $msg";
+	_log "RSS $updates/$total new items from", $args->{url};
+
+	return $updates;
+}
 
-		if ($msg =~ m/^help/i) {
+sub rss_fetch_all {
+	my ( $kernel, $send_rss_msgs )  = @_;
+	warn "## rss_fetch_all -- send_rss_msgs: $send_rss_msgs\n" if $debug;
+	my $sql = qq{
+		select id, url, name, channel, nick, private
+		from feeds
+		where active is true
+	};
+	# limit to newer feeds only if we are not sending messages out
+	$sql .= qq{	and last_update + delay < now() } if defined ( $_stat->{rss}->{fetch} );
+	my $sth = $dbh->prepare( $sql );
+	$sth->execute();
+	warn "# ",$sth->rows," active RSS feeds\n";
+	my $count = 0;
+	while (my $row = $sth->fetchrow_hashref) {
+		$row->{send_rss_msgs} = $send_rss_msgs if defined $send_rss_msgs;
+		$_stat->{rss}->{fetch}->{ $row->{url} } = $row;
+		$kernel->post(
+			'rss-fetch',
+			'request',
+			'rss_response',
+			HTTP::Request->new( GET => $row->{url} ),
+		);
+		warn "## queued rss-fetch ", dump( $row ) if $debug;
+	}
+	return "OK, scheduled " . $sth->rows . " feeds for refresh";
+}
 
-			$res = "usage: /msg $NICK comand | commands: stat - user/message stat | last - show backtrace | grep foobar - find foobar";
 
-		} elsif ($msg =~ m/^msg\s+(\S+)\s+(.*)$/i) {
+sub rss_check_updates {
+	my $kernel = shift;
+	$_stat->{rss}->{last_poll} ||= time();
+	my $dt = time() - $_stat->{rss}->{last_poll};
+	if ( $dt > $rss_min_delay ) {
+		warn "## rss_check_updates $dt > $rss_min_delay\n";
+		$_stat->{rss}->{last_poll} = time();
+		_log rss_fetch_all( $kernel );
+	}
+}
 
-			_log ">> /msg $1 $2";
-			$_[KERNEL]->post( $IRC_ALIAS => privmsg => $1, $2 );
-			$res = '';
+sub process_command {
+	my ( $kernel, $nick, $channel, $msg ) = @_;
 
-		} elsif ($msg =~ m/^stat.*?\s*(\d*)/i) {
+	my $res = "unknown command '$msg', try /msg $NICK help!";
 
-			my $nr = $1 || 10;
+	if ($msg =~ m/^help/i) {
 
-			my $sth = $dbh->prepare(qq{
-				select
-					nick,
-					count(*) as count,
-					sum(length(message)) as len
-				from log
-				group by nick
-				order by len desc,count desc
-				limit $nr
-			});
-			$sth->execute();
-			$res = "Top $nr users: ";
-			my @users;
-			while (my $row = $sth->fetchrow_hashref) {
-				push @users,$row->{nick} . ': ' . $row->{count} . '/' . $row->{len} . '=' . sprintf("%.2f", $row->{len}/$row->{count});
-			}
-			$res .= join(" | ", @users);
-		} elsif ($msg =~ m/^last.*?\s*(\d*)/i) {
+		$res = "usage: /msg $NICK comand | commands: stat - user/message stat | last - show backtrace | grep foobar - find foobar";
 
-			my $limit = $1 || meta( $nick, $channel, 'last-size' ) || 10;
+	} elsif ($msg =~ m/^(privmsg|notice)\s+(\S+)\s+(.*)$/i) {
 
-			foreach my $res (get_from_log( limit => $limit )) {
-				_log "last: $res";
-				from_to($res, $ENCODING, 'UTF-8');
-				$_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
-			}
+		_log ">> /$1 $2 $3";
+		$kernel->post( $irc => $1 => $2, $3 );
+		$res = '';
 
-			$res = '';
+	} elsif ($msg =~ m/^stat.*?\s*(\d*)/i) {
 
-		} elsif ($msg =~ m/^(search|grep)\s+(.*)\s*$/i) {
+		my $nr = $1 || 10;
 
-			my $what = $2;
+		my $sth = $dbh->prepare(qq{
+			select
+				trim(both '_' from nick) as nick,
+				count(*) as count,
+				sum(length(message)) as len
+			from log
+			group by trim(both '_' from nick)
+			order by len desc,count desc
+			limit $nr
+		});
+		$sth->execute();
+		$res = "Top $nr users: ";
+		my @users;
+		while (my $row = $sth->fetchrow_hashref) {
+			push @users,$row->{nick} . ': ' . $row->{count} . '/' . $row->{len} . '=' . sprintf("%.2f", $row->{len}/$row->{count});
+		}
+		$res .= join(" | ", @users);
+	} elsif ($msg =~ m/^last.*?\s*(\d*)/i) {
 
-			foreach my $res (get_from_log(
-					limit => 20,
-					search => $what,
-				)) {
-				_log "search [$what]: $res";
-				from_to($res, $ENCODING, 'UTF-8');
-				$_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
-			}
+		my $limit = $1 || meta( $nick, $channel, 'last-size' ) || 10;
 
-			$res = '';
+		foreach my $res (get_from_log( limit => $limit )) {
+			_log "last: $res";
+			$kernel->post( $irc => privmsg => $nick, $res );
+		}
 
-		} elsif ($msg =~ m/^(?:count|poll)\s+(.*)(?:\s+(\d+))?\s*$/i) {
+		$res = '';
 
-			my ($what,$limit) = ($1,$2);
-			$limit ||= 100;
+	} elsif ($msg =~ m/^(search|grep)\s+(.*)\s*$/i) {
 
-			my $stat;
+		my $what = $2;
 
-			foreach my $res (get_from_log(
-					limit => $limit,
-					search => $what,
-					full_rows => 1,
-				)) {
-				while ($res->{message} =~ s/\Q$what\E(\+|\-)//) {
-					$stat->{vote}->{$1}++;
-					$stat->{from}->{ $res->{nick} }++;
-				}
-			}
+		foreach my $res (get_from_log(
+				limit => 20,
+				search => $what,
+			)) {
+			_log "search [$what]: $res";
+			$kernel->post( $irc => privmsg => $nick, $res );
+		}
 
-			my @nicks;
-			foreach my $nick (sort { $stat->{from}->{$a} <=> $stat->{from}->{$b} } keys %{ $stat->{from} }) {
-				push @nicks, $nick . ( $stat->{from}->{$nick} == 1 ? '' :
-					"(" . $stat->{from}->{$nick} . ")"
-				);
+		$res = '';
+
+	} elsif ($msg =~ m/^(?:count|poll)\s+(.*)(?:\s+(\d+))?\s*$/i) {
+
+		my ($what,$limit) = ($1,$2);
+		$limit ||= 100;
+
+		my $stat;
+
+		foreach my $res (get_from_log(
+				limit => $limit,
+				search => $what,
+				full_rows => 1,
+			)) {
+			while ($res->{message} =~ s/\Q$what\E(\+|\-)//) {
+				$stat->{vote}->{$1}++;
+				$stat->{from}->{ $res->{nick} }++;
 			}
+		}
+
+		my @nicks;
+		foreach my $nick (sort { $stat->{from}->{$a} <=> $stat->{from}->{$b} } keys %{ $stat->{from} }) {
+			push @nicks, $nick . ( $stat->{from}->{$nick} == 1 ? '' :
+				"(" . $stat->{from}->{$nick} . ")"
+			);
+		}
 
-			$res =
-				"$what ++ " . ( $stat->{vote}->{'+'} || 0 ) .
-				" : " . ( $stat->{vote}->{'-'} || 0 ) . " --" .
-				" from " . ( join(", ", @nicks) || 'nobody' );
-
-			$_[KERNEL]->post( $IRC_ALIAS => notice => $nick, $res );
-
-		} elsif ($msg =~ m/^ping/) {
-			$res = "ping = " . dump( $ping );
-		} elsif ($msg =~ m/^conf(?:ig)*\s*(last-size|twitter)*\s*(.*)/) {
-			if ( ! defined( $1 ) ) {
-				my $sth = $dbh->prepare(qq{ select name,value,changed from meta where nick = ? and channel = ? });
-				$sth->execute( $nick, $channel );
-				$res = "config for $nick on $channel";
-				while ( my ($n,$v) = $sth->fetchrow_array ) {
-					$res .= " | $n = $v";
+		$res =
+			"$what ++ " . ( $stat->{vote}->{'+'} || 0 ) .
+			" : " . ( $stat->{vote}->{'-'} || 0 ) . " --" .
+			" from " . ( join(", ", @nicks) || 'nobody' );
+
+		$kernel->post( $irc => notice => $nick, $res );
+
+	} elsif ($msg =~ m/^ping/) {
+		$res = "ping = " . dump( $_stat->{ping} );
+	} elsif ($msg =~ m/^conf(?:ig)*\s*(last-size|twitter)*\s*(.*)/) {
+		if ( ! defined( $1 ) ) {
+			my $sth = $dbh->prepare(qq{ select name,value,changed from meta where nick = ? and channel = ? });
+			$sth->execute( $nick, $channel );
+			$res = "config for $nick on $channel";
+			while ( my ($n,$v) = $sth->fetchrow_array ) {
+				$res .= " | $n = $v";
+			}
+		} elsif ( ! $2 ) {
+			my $val = meta( $nick, $channel, $1 );
+			$res = "current $1 = " . ( $val ? $val : 'undefined' );
+		} else {
+			my $validate = {
+				'last-size' => qr/^\d+/,
+				'twitter' => qr/^\w+\s+\w+/,
+			};
+
+			my ( $op, $val ) = ( $1, $2 );
+
+			if ( my $regex = $validate->{$op} ) {
+				if ( $val =~ $regex ) {
+					meta( $nick, $channel, $op, $val );
+					$res = "saved $op = $val";
+				} else {
+					$res = "config option $op = $val doesn't validate against $regex";
 				}
-			} elsif ( ! $2 ) {
-				my $val = meta( $nick, $channel, $1 );
-				$res = "current $1 = " . ( $val ? $val : 'undefined' );
 			} else {
-				my $validate = {
-					'last-size' => qr/^\d+/,
-					'twitter' => qr/^\w+\s+\w+/,
-				};
-
-				my ( $op, $val ) = ( $1, $2 );
-
-				if ( my $regex = $validate->{$op} ) {
-					if ( $val =~ $regex ) {
-						meta( $nick, $channel, $op, $val );
-						$res = "saved $op = $val";
-					} else {
-						$res = "config option $op = $val doesn't validate against $regex";
+				$res = "config option $op doesn't exist";
+			}
+		}
+	} elsif ($msg =~ m/^rss-update/) {
+		$res = rss_fetch_all( $kernel );
+	} elsif ($msg =~ m/^rss-list/) {
+		my $sth = $dbh->prepare(qq{ select url,name,last_update,active,channel,nick,private from feeds });
+		$sth->execute;
+		while (my @row = $sth->fetchrow_array) {
+			$kernel->post( $irc => privmsg => $nick, join(' | ',@row) );
+		}
+		$res = '';
+	} elsif ($msg =~ m!^rss-(add|remove|stop|start|clean)(?:-(private))?\s+(http://\S+)\s*(.*)!) {
+		my ( $command, $sub, $url, $arg ) = ( $1,$2,$3,$4 );
+
+		my $channel = $1 if ( $arg =~ s/\s*(#\S+)\s*// );
+		$channel = $nick if $sub eq 'private';
+
+		my $sql = {
+			add	=> qq{ insert into feeds (url,name,channel,nick,private) values (?,?,?,?,?) },
+			remove	=> qq{ delete from feeds				where url = ? and nick = ? },
+			start	=> qq{ update feeds set active = true	where url = ? },
+			stop	=> qq{ update feeds set active = false	where url = ? },
+			clean	=> qq{ update feeds set last_update = now() - delay where url = ? },
+		};
+
+		if ( $command eq 'add' && ! $channel ) {
+			$res = "ERROR: got '$msg' which doesn't have #channel in it, ignoring!";
+		} elsif (my $q = $sql->{$command} ) {
+			my $sth = $dbh->prepare( $q );
+			my @data = ( $url );
+			if ( $command eq 'add' ) {
+				push @data, ( $arg, $channel, $nick, $sub eq 'private' ? 1 : 0 );
+			} elsif ( $command eq 'remove' ) {
+				push @data, $nick;
+			}
+			warn "## $command SQL $q with ",dump( @data ),"\n";
+			eval { $sth->execute( @data ) };
+			if ($@) {
+				$res = "ERROR: $@";
+			} else {
+				$res = "OK, RSS executed $command" .
+					( $sub ? "-$sub " : ' ' ) .
+					( $channel ? "on $channel " : '' ) .
+					"url $url";
+				if ( $command eq 'clean' ) {
+					my $seen = $_stat->{rss}->{seen} || die "no seen?";
+					my $want_link = $_stat->{rss}->{url2link}->{$url} || warn "no url2link($url)";
+					foreach my $c ( keys %$seen ) {
+						my $c_hash = $seen->{$c} || die "no seen->{$c}";
+						die "not HASH with rss links but ", dump($c_hash) unless ref($c_hash) eq 'HASH';
+						foreach my $link ( keys %$c_hash ) {
+							next unless $link eq $want_link;
+							_log "RSS removed seen $c $url $link";
+						}
 					}
-				} else {
-					$res = "config option $op doesn't exist";
+				} elsif ( $command eq 'add' ) {
+					rss_fetch_all( $kernel );
 				}
 			}
+		} else {
+			$res = "ERROR: don't know what to do with: $msg";
 		}
+	} elsif ($msg =~ m/^rss-clean/) {
+		# this makes sense because we didn't catch rss-clean http://... before!
+		$_stat->{rss} = undef;
+		$dbh->do( qq{ update feeds set last_update = now() - delay } );
+		$res = rss_fetch_all( $kernel );
+	}
+
+	return $res;
+}
+
+POE::Session->create( inline_states => {
+	_start => sub {      
+		$_[KERNEL]->post( $irc => register => 'all' );
+		$_[KERNEL]->post( $irc => connect => {} );
+    },
+	irc_001 => sub {
+		my ($kernel,$sender) = @_[KERNEL,SENDER];
+		my $poco_object = $sender->get_heap();
+		_log "connected to",$poco_object->server_name();
+		$kernel->post( $sender => join => $_ ) for @channels;
+		# seen RSS cache, so don't send out messages
+		_log rss_fetch_all( $kernel, 0 );
+		undef;
+	},
+#	irc_255 => sub {	# server is done blabbing
+#		$_[KERNEL]->post( $irc => join => $CHANNEL);
+#	},
+    irc_public => sub {
+		my $kernel = $_[KERNEL];
+		my $nick = (split /!/, $_[ARG0])[0];
+		my $channel = $_[ARG1]->[0];
+		my $msg = $_[ARG2];
+
+		save_message( channel => $channel, me => 0, nick => $nick, message => $msg);
+		meta( $nick, $channel, 'last-msg', $msg );
+		rss_check_updates( $kernel );
+    },
+    irc_ctcp_action => sub {
+		my $kernel = $_[KERNEL];
+		my $nick = (split /!/, $_[ARG0])[0];
+		my $channel = $_[ARG1]->[0];
+		my $msg = $_[ARG2];
+
+		save_message( channel => $channel, me => 1, nick => $nick, message => $msg);
+
+		if ( $use_twitter ) {
+			if ( my $twitter = meta( $nick, $NICK, 'twitter' ) ) {
+				my ($login,$passwd) = split(/\s+/,$twitter,2);
+				_log("sending twitter for $nick/$login on $channel ");
+				my $bot = Net::Twitter->new( username=>$login, password=>$passwd );
+				$bot->update("<${channel}> $msg");
+			}
+		}
+
+    },
+	irc_ping => sub {
+		_log( "pong ", $_[ARG0] );
+		$_stat->{ping}->{ $_[ARG0] }++;
+		rss_check_updates( $_[KERNEL] );
+	},
+	irc_invite => sub {
+		my $kernel = $_[KERNEL];
+		my $nick = (split /!/, $_[ARG0])[0];
+		my $channel = $_[ARG1];
+
+		_log "invited to $channel by $nick";
+
+		$_[KERNEL]->post( $irc => privmsg => $nick, "how nice of you to invite me to $channel, I'll be right there..." );
+		$_[KERNEL]->post( $irc => 'join' => $channel );
+
+	},
+	irc_msg => sub {
+		my $kernel = $_[KERNEL];
+		my $nick = (split /!/, $_[ARG0])[0];
+		my $channel = $_[ARG1]->[0];
+		my $msg = $_[ARG2];
+		warn "# ARG = ",dump( @_[ARG0,ARG1,ARG2] ) if $debug;
+
+		_log "<< $msg";
+
+		my $res = process_command( $_[KERNEL], $nick, $channel, $msg );
 
 		if ($res) {
 			_log ">> [$nick] $res";
-			from_to($res, $ENCODING, 'UTF-8');
-			$_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
+			$_[KERNEL]->post( $irc => privmsg => $nick, $res );
 		}
 
+		rss_check_updates( $_[KERNEL] );
+	},
+	irc_372 => sub {
+		_log "<< motd",$_[ARG0],$_[ARG1];
+	},
+	irc_375 => sub {
+		_log "<< motd", $_[ARG0], "start";
 	},
+	irc_376 => sub {
+		_log "<< motd", $_[ARG0], "end";
+	},
+#	irc_433 => sub {
+#		print "# irc_433: ",$_[ARG1], "\n";
+#		warn "## indetify $NICK\n";
+#		$_[KERNEL]->post( $irc => privmsg => 'nickserv', "IDENTIFY $NICK" );
+#	},
+#	irc_451	# please register
 	irc_477 => sub {
-		_log "# irc_477: ",$_[ARG1];
-		$_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
+		_log "<< irc_477: ",$_[ARG1];
+		_log ">> IDENTIFY $NICK";
+		$_[KERNEL]->post( $irc => privmsg => 'NickServ', "IDENTIFY $NICK" );
 	},
 	irc_505 => sub {
-		_log "# irc_505: ",$_[ARG1];
-		$_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "register $NICK" );
-#		$_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set hide email on" );
-#		$_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "set email dpavlin\@rot13.org" );
+		_log "<< irc_505: ",$_[ARG1];
+		_log ">> register $NICK";
+		$_[KERNEL]->post( $irc => privmsg => 'NickServ', "register $NICK" );
+#		$_[KERNEL]->post( $irc => privmsg => 'nickserv', "IDENTIFY $NICK" );
+#		$_[KERNEL]->post( $irc => privmsg => 'nickserv', "set hide email on" );
+#		$_[KERNEL]->post( $irc => privmsg => 'nickserv', "set email dpavlin\@rot13.org" );
 	},
 	irc_registered => sub {
-		_log "## registrated $NICK";
-		$_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
+		_log "<< registered $NICK";
 	},
 	irc_disconnected => sub {
-		_log "## disconnected, reconnecting again";
-		$_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
+		_log "## disconnected.. sleeping for $sleep_on_error seconds and reconnecting again";
+		sleep($sleep_on_error);
+		$_[KERNEL]->post( $irc => connect => {} );
 	},
 	irc_socketerr => sub {
 		_log "## socket error... sleeping for $sleep_on_error seconds and retry";
 		sleep($sleep_on_error);
-		$_[KERNEL]->post($IRC_ALIAS => connect => $CONNECT);
+		$_[KERNEL]->post( $irc => connect => {} );
+	},
+	irc_notice => sub {
+		_log "<< notice from ", $_[ARG0], $_[ARG1], $_[ARG2];
+		my $m = $_[ARG2];
+		if ( $m =~ m!/msg.*(NickServ).*(IDENTIFY)!i ) {
+			_log ">> suggested to $1 $2";
+			$_[KERNEL]->post( $irc => privmsg => $1, "$2 $NICK" );
+		} elsif ( $m =~ m!\Q$NICK\E.*registered!i ) {
+			_log ">> registreted, so IDENTIFY";
+			$_[KERNEL]->post( $irc => privmsg => 'nickserv', "IDENTIFY $NICK" );
+		} else {
+			warn "## ignore $m\n" if $debug;
+		}
+	},
+	irc_snotice => sub {
+		_log "<< snotice", $_[ARG0]; #dump( $_[ARG0],$_[ARG1], $_[ARG2] );
+		if ( $_[ARG0] =~ m!/(QUOTE)\s+(PASS\s+\d+)!i ) {
+			warn ">> $1 | $2\n";
+			$_[KERNEL]->post( $irc => lc($1) => $2);
+		}
 	},
-#	irc_433 => sub {
-#		print "# irc_433: ",$_[ARG1], "\n";
-#		warn "## indetify $NICK\n";
-#		$_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
-#	},
     _child => sub {},
     _default => sub {
-		_log sprintf "sID:%s %s %s",
-			$_[SESSION]->ID, $_[ARG0],
-			ref($_[ARG1]) eq "ARRAY"	?	join(",", map { ref($_) eq "ARRAY" ? join(";", @{$_}) : $_ } @{ $_[ARG1] })	:
-			$_[ARG1]					?	$_[ARG1]					:
-			"";
-      0;                        # false for signals
+		_log '_default SID:', $_[SESSION]->ID, $_[ARG0], dump( $_[ARG1] );
+		0; # false for signals
     },
-    my_add => sub {
-      my $trailing = $_[ARG0];
-      my $session = $_[SESSION];
-      POE::Session->create
-          (inline_states =>
-           {_start => sub {
-              $_[HEAP]->{wheel} =
-                POE::Wheel::FollowTail->new
-                    (
-                     Filename => $FOLLOWS{$trailing},
-                     InputEvent => 'got_line',
-                    );
-            },
-            got_line => sub {
-              $_[KERNEL]->post($session => my_tailed =>
-                               time, $trailing, $_[ARG0]);
-            },
-           },
-          );
-    
-    },
-    my_tailed => sub {
-      my ($time, $file, $line) = @_[ARG0..ARG2];
-      ## $time will be undef on a probe, or a time value if a real line
-
-      ## PoCo::IRC has throttling built in, but no external visibility
-      ## so this is reaching "under the hood"
-      $SEND_QUEUE ||=
-        $_[KERNEL]->alias_resolve($IRC_ALIAS)->get_heap->{send_queue};
-
-      ## handle "no need to keep skipping" transition
-      if ($SKIPPING and @$SEND_QUEUE < 1) {
-        $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
-                         "[discarded $SKIPPING messages]");
-        $SKIPPING = 0;
-      }
-
-      ## handle potential message display
-      if ($time) {
-        if ($SKIPPING or @$SEND_QUEUE > 3) { # 3 msgs per 10 seconds
-          $SKIPPING++;
-        } else {
-          my @time = localtime $time;
-          $_[KERNEL]->post($IRC_ALIAS => privmsg => $CHANNEL =>
-                           sprintf "%02d:%02d:%02d: %s: %s",
-                           ($time[2] + 11) % 12 + 1, $time[1], $time[0],
-                           $file, $line);
-        }
-      }
-
-      ## handle re-probe/flush if skipping
-      if ($SKIPPING) {
-        $_[KERNEL]->delay($_[STATE] => 0.5); # $time will be undef
-      }
-
-    },
-    my_heartbeat => sub {
-      $_[KERNEL]->yield(my_tailed => time, "heartbeat", "beep");
-      $_[KERNEL]->delay($_[STATE] => 10);
-    }
+	rss_response => sub {
+		my ($request_packet, $response_packet) = @_[ARG0, ARG1];
+		my $request_object  = $request_packet->[0];
+		my $response_object = $response_packet->[0];
+
+		my $row = delete( $_stat->{rss}->{fetch}->{ $request_object->uri } );
+		if ( $row ) {
+			$row->{xml} = $response_object->content;
+			rss_parse_xml( $_[KERNEL], $row );
+		} else {
+			warn "## can't find rss->fetch for ", $request_object->uri;
+		}
+	},
    },
   );
 
 # http server
 
+_log "WEB archive at $url";
+
 my $httpd = POE::Component::Server::HTTP->new(
-	Port => $NICK =~ m/-dev/ ? 8001 : 8000,
+	Port => $http_port,
+	PreHandler => {
+		'/' => sub {
+			$_[0]->header(Connection => 'close')
+		}
+	},
 	ContentHandler => { '/' => \&root_handler },
 	Headers        => { Server => 'irc-logger' },
 );
 
-my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
-my $escape_re  = join '|' => keys %escape;
-
 my $style = <<'_END_OF_STYLE_';
 p { margin: 0; padding: 0.1em; }
 .time, .channel { color: #808080; font-size: 60%; }
@@ -830,24 +1134,44 @@
 .nick { color: #000000; font-size: 80%; padding: 2px; font-family: courier, courier new, monospace ; }
 .message { color: #000000; font-size: 100%; }
 .search { float: right; }
+a:link.tag, a:visited.tag { border: 1px dashed #ccc; backgound: #ccc; text-decoration: none }
+a:hover.tag { border: 1px solid #eee }
+hr { border: 1px dashed #ccc; height: 1px; clear: both; }
+/*
 .col-0 { background: #ffff66 }
 .col-1 { background: #a0ffff }
 .col-2 { background: #99ff99 }
 .col-3 { background: #ff9999 }
 .col-4 { background: #ff66ff }
-a:link.tag, a:visited.tag { border: 1px dashed #ccc; backgound: #ccc; text-decoration: none }
-a:hover.tag { border: 1px solid #eee }
-hr { border: 1px dashed #ccc; height: 1px; clear: both; }
+*/
+.calendar { border: 1px solid red; width: 100%; }
+.month { border: 0px; width: 100%; }
 _END_OF_STYLE_
 
-my $max_color = 4;
+$max_color = 0;
 
-my %nick_enumerator;
+my @cols = qw(
+	#ffcccc #ccffe6 #ccccff #e6ccff #ffccff #ffcce6 #ff9999 #ffcc99 #ffff99
+	#ccff99 #99ff99 #99ffcc #99ccff #9999ff #cc99ff #ff6666 #ffb366 #ffff66
+	#66ff66 #66ffb3 #66b3ff #6666ff #ff3333 #33ff33 #3399ff #3333ff #ff3399
+	#a0a0a0 #ff0000 #ffff00 #80ff00 #0000ff #8000ff #ff00ff #ff0080 #994d00
+	#999900 #009900 #cc0066 #c0c0c0 #ccff99 #99ff33 #808080 #660033 #ffffff
+);
+
+foreach my $c (@cols) {
+	$style .= ".col-${max_color} { background: $c }\n";
+	$max_color++;
+}
+_log "WEB defined $max_color colors for users...";
 
 sub root_handler {
 	my ($request, $response) = @_;
 	$response->code(RC_OK);
-	$response->content_type("text/html; charset=$ENCODING");
+
+	# this doesn't seem to work, so moved to PreHandler
+	#$response->header(Connection => 'close');
+
+	return RC_OK if $request->uri =~ m/favicon.ico$/;
 
 	my $q;
 
@@ -860,55 +1184,193 @@
 	}
 
 	my $search = $q->param('search') || $q->param('grep') || '';
+	my $r_url = $request->url;
+
+	my @commands = qw( tags last-tag follow stat );
+	my $commands_re = join('|',@commands);
+
+	if ($r_url =~ m#/rss(?:/($commands_re.*)\w*(?:=(\d+))?)?#i) {
+		my $show = lc($1);
+		my $nr = $2;
+
+		my $type = 'RSS';	# Atom
+
+		$response->content_type( 'application/' . lc($type) . '+xml' );
+
+		my $html = '<!-- error -->';
+		#warn "create $type feed from ",dump( $cloud->last_tags );
+
+		my $feed = XML::Feed->new( $type );
+		$feed->link( $url );
+
+		my $rc = RC_OK;
+
+		if ( $show eq 'tags' ) {
+			$nr ||= 50;
+			$feed->title( "tags from $CHANNEL" );
+			$feed->link( "$url/tags" );
+			$feed->description( "tag cloud created from messages on channel $CHANNEL which have tags// in them" );
+			my $feed_entry = XML::Feed::Entry->new($type);
+			$feed_entry->title( "$nr tags from $CHANNEL" );
+			$feed_entry->author( $NICK );
+			$feed_entry->link( '/#tags'  );
+
+			$feed_entry->content(
+				qq{<![CDATA[<style type="text/css">}
+				. $cloud->css
+				. qq{</style>}
+				. $cloud->html( $nr )
+				. qq{]]>}
+			);
+			$feed->add_entry( $feed_entry );
+
+		} elsif ( $show eq 'last-tag' ) {
+
+			$nr ||= $last_x_tags;
+			$nr = $last_x_tags if $nr > $last_x_tags;
+
+			$feed->title( "last $nr tagged messages from $CHANNEL" );
+			$feed->description( "collects messages which have tags// in them" );
+
+			foreach my $m ( $cloud->last_tags ) {
+#				warn dump( $m );
+				#my $tags = join(' ', @{$m->{tags}} );
+				my $feed_entry = XML::Feed::Entry->new($type);
+				$feed_entry->title( $m->{nick} . '@' . $m->{time} );
+				$feed_entry->author( $m->{nick} );
+				$feed_entry->link( '/#' . $m->{id}  );
+				$feed_entry->issued( DateTime::Format::Flexible->build( $m->{time} ) );
+
+				my $message = $filter->{message}->( $m->{message} );
+				$message .= "<br/>\n" unless $message =~ m!<(/p|br/?)>!;
+#				warn "## message = $message\n";
+
+				#$feed_entry->summary(
+				$feed_entry->content(
+					"<![CDATA[$message]]>"
+				);
+				$feed_entry->category( join(', ', @{$m->{tags}}) );
+				$feed->add_entry( $feed_entry );
+
+				$nr--;
+				last if $nr <= 0;
+
+			}
+
+		} elsif ( $show =~ m/^follow/ ) {
+
+			$feed->title( "Feeds which this bot follows" );
+
+			my $sth = $dbh->prepare( qq{ select * from feeds order by last_update desc } );
+			$sth->execute;
+			while (my $row = $sth->fetchrow_hashref) {
+				my $feed_entry = XML::Feed::Entry->new($type);
+				$feed_entry->title( $row->{name} );
+				$feed_entry->link( $row->{url}  );
+				$feed_entry->issued( DateTime::Format::Flexible->build( $row->{last_update} ) );
+				$feed_entry->content(
+					'<![CDATA[<pre>' . dump( $row ) . '</pre>]]>'
+				);
+				$feed->add_entry( $feed_entry );
+			}
+
+		} elsif ( $show =~ m/^stat/ ) {
+
+			my $feed_entry = XML::Feed::Entry->new($type);
+			$feed_entry->title( "Internal stats" );
+			$feed_entry->content(
+				'<![CDATA[<pre>' . dump( $_stat ) . '</pre>]]>'
+			);
+			$feed->add_entry( $feed_entry );
+
+		} else {
+			_log "WEB unknown rss request $r_url";
+			$feed->title( "unknown $r_url" );
+			foreach my $c ( @commands ) {
+				my $feed_entry = XML::Feed::Entry->new($type);
+				$feed_entry->title( "rss/$c" );
+				$feed_entry->link( "$url/rss/$c" );
+				$feed->add_entry( $feed_entry );
+			}
+			$rc = RC_DENY;
+		}
+
+		eval { $response->content( $feed->as_xml ); };
+		$rc = RC_INTERNAL_SERVER_ERROR if $@;
+		return $rc;
+	}
+
+	if ( $@ ) {
+		warn "$@";
+	}
+
+	$response->content_type("text/html; charset=UTF-8");
 
 	my $html =
-		qq{<html><head><title>$NICK</title><style type="text/css">$style} .
-		$cloud->css .
-		qq{</style></head><body>} .
-		qq{
+		qq{<html><head><title>$NICK</title><style type="text/css">$style}
+		. $cloud->css
+		. qq{</style></head><body>}
+		. qq{
 		<form method="post" class="search" action="/">
 		<input type="text" name="search" value="$search" size="10">
 		<input type="submit" value="search">
 		</form>
-		} .
-		$cloud->html(500) .
-		qq{<p>};
-	if ($request->url =~ m#/history#) {
+		}
+		. $cloud->html(500)
+		. qq{<p>};
+
+	if ($request->url =~ m#/tags?#) {
+		# nop
+	} elsif ($request->url =~ m#/history#) {
 		my $sth = $dbh->prepare(qq{
-			select date(time) as date,count(*) as nr
+			select date(time) as date,count(*) as nr,sum(length(message)) as len
 				from log
 				group by date(time)
 				order by date(time) desc
 		});
 		$sth->execute();
 		my ($l_yyyy,$l_mm) = (0,0);
+		$html .= qq{<table class="calendar"><tr>};
 		my $cal;
+		my $ord = 0;
 		while (my $row = $sth->fetchrow_hashref) {
 			# this is probably PostgreSQL specific, expects ISO date
 			my ($yyyy,$mm,$dd) = split(/-/, $row->{date});
 			if ($yyyy != $l_yyyy || $mm != $l_mm) {
-				$html .= $cal->as_HTML() if ($cal);
+				if ( $cal ) {
+					$html .= qq{<td valign="top">} . $cal->as_HTML() . qq{</td>};
+					$ord++;
+					$html .= qq{</tr><tr>} if ( $ord % 3 == 0 );
+				}
 				$cal = new HTML::CalendarMonthSimple('month'=>$mm,'year'=>$yyyy);
-				$cal->border(2);
+				$cal->border(1);
+				$cal->width('30%');
+				$cal->cellheight('5em');
+				$cal->tableclass('month');
+				#$cal->cellclass('day');
+				$cal->sunday('SUN');
+				$cal->saturday('SAT');
+				$cal->weekdays('MON','TUE','WED','THU','FRI');
 				($l_yyyy,$l_mm) = ($yyyy,$mm);
 			}
-			$cal->setcontent($dd, qq{
-				<a href="/?date=$row->{date}">$row->{nr}</a>
-			});
+			$cal->setcontent($dd, qq[
+				<a href="$url?date=$row->{date}">$row->{nr}</a><br/>$row->{len}
+			]) if $cal;
+			
 		}
-		$html .= $cal->as_HTML() if ($cal);
+		$html .= qq{<td valign="top">} . $cal->as_HTML() . qq{</td></tr></table>};
 
 	} else {
 		$html .= join("</p><p>",
 			get_from_log(
-				limit => $q->param('last') || $q->param('date') ? undef : 100,
+				limit => ( $q->param('date') ? undef : $q->param('last') || 100 ),
 				search => $search || undef,
 				tag => $q->param('tag') || undef,
 				date => $q->param('date') || undef,
 				fmt => {
 					date => sub {
 						my $date = shift || return;
-						qq{<hr/><div class="date"><a href="/?date=$date">$date</a></div>};
+						qq{<hr/><div class="date"><a href="$url?date=$date">$date</a></div>};
 					},
 					time => '<span class="time">%s</span> ',
 					time_channel => '<span class="channel">%s %s</span> ',
@@ -916,25 +1378,7 @@
 					me_nick => '***%s&nbsp;',
 					message => '<span class="message">%s</span>',
 				},
-				filter => {
-					message => sub {
-						my $m = shift || return;
-						$m =~ s/($escape_re)/$escape{$1}/gs;
-						$m =~ s#($RE{URI}{HTTP})#<a href="$1">$1</a>#gs;
-						$m =~ s#$tag_regex#<a href="?tag=$1" class="tag">$1</a>#g;
-						return $m;
-					},
-					nick => sub {
-						my $n = shift || return;
-						if (! $nick_enumerator{$n})  {
-							my $max = scalar keys %nick_enumerator;
-							$nick_enumerator{$n} = $max + 1;
-						}
-						return '<span class="nick col-' .
-							( $nick_enumerator{$n} % $max_color ) .
-							'">' . $n . '</span>';
-					},
-				},
+				filter => $filter,
 			)
 		);
 	}
@@ -945,7 +1389,115 @@
 	</body></html>};
 
 	$response->content( $html );
+	warn "<< ", $request->method, " ", $request->uri, " created ", length($html), " bytes\n";
 	return RC_OK;
 }
 
 POE::Kernel->run;
+
+=head1 TagCloud
+
+Extended L<HTML::TagCloud>
+
+=cut
+
+package TagCloud;
+use warnings;
+use strict;
+use HTML::TagCloud;
+use base 'HTML::TagCloud';
+use Data::Dump qw/dump/;
+
+=head2 html
+
+Generate html with number of tags in title of link
+
+=cut
+
+sub html {
+	my($self, $limit) = @_;
+	my @tags=$self->tags($limit);
+
+	my $ntags = scalar(@tags);
+	if ($ntags == 0) {
+		return "";
+#	} elsif ($ntags == 1) {
+#		my $tag = $tags[0];
+#		return qq{<div id="htmltagcloud"><span class="tagcloud1"><a href="}.
+#		$tag->{url}.qq{">}.$tag->{name}.qq{</a></span></div>\n};
+	}
+
+  my $html = qq{<div id="htmltagcloud">};
+  foreach my $tag ( sort { lc($a->{name}) cmp lc($b->{name}) } @tags) {
+    $html .=  sprintf(qq{<span class="tag tagcloud%d"><a href="%s" title="%s">%s</a></span>\n},
+		$tag->{level}, $tag->{url}, $tag->{count}, $tag->{name}
+	);
+  }
+  $html .= qq{</div>};
+  return $html;
+}
+
+=head2 last_tags
+
+  my @tags = $cloud->last_tags;
+
+=cut
+
+my @last_tags;
+sub last_tags {
+	return @last_tags;
+}
+
+=head2 add_tag
+
+ $cloud->add_tag( id => 42, message => 'irc message', nick => 'foobar' [, me => 1 ] );
+
+=cut
+
+
+sub add_tag {
+	my $self = shift;
+	my $arg = {@_};
+
+	return unless ($arg->{id} && $arg->{message});
+
+	my $m = $arg->{message};
+
+	my @tags;
+
+	while ($m =~ s#$tag_regex##s) {
+		my $tag = $1;
+		next if (! $tag || $tag =~ m/https?:/i);
+		push @{ $tags->{$tag} }, $arg->{id};
+		#warn "+tag $tag: $arg->{id}\n";
+		$self->add($tag, "$url?tag=$tag", scalar @{$tags->{$tag}});
+		push @tags, $tag;
+
+	}
+
+	if ( @tags ) {
+		pop @last_tags if $#last_tags == $last_x_tags;
+		unshift @last_tags, { tags => [ @tags ], %$arg };
+	}
+
+}
+
+=head2 seed_tags
+
+Read all tags from database and create in-memory cache for tags
+
+=cut
+
+sub seed_tags {
+	my $self = shift;
+	my $sth = $dbh->prepare(qq{ select id,message,nick,me,time from log where message like '%//%' order by time asc });
+	$sth->execute;
+	while (my $row = $sth->fetchrow_hashref) {
+		$self->add_tag( %$row );
+	}
+
+	foreach my $tag (keys %$tags) {
+		$self->add($tag, "$url?tag=$tag", scalar @{$tags->{$tag}});
+	}
+}
+