--- trunk/bin/irc-logger.pl	2007/12/16 18:51:05	71
+++ trunk/bin/irc-logger.pl	2008/04/01 19:04:32	132
@@ -2,6 +2,24 @@
 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 HTML::TagCloud;
+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 +38,6 @@
 
 =item --log=irc-logger.log
 
-Name of log file
-
 =back
 
 =head1 DESCRIPTION
@@ -32,57 +48,57 @@
 
 ## 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;
 
-my $http_port = $NICK =~ m/-dev/ ? 8001 : 8000;
-my $http_hostname = `hostname`;
-chomp( $http_hostname );
+# number of last tags to keep in circular buffer
+my $last_x_tags = 50;
 
-## END CONFIG
+# don't pull rss feeds more often than this
+my $rss_min_delay = 60;
 
+my $http_port = $NICK =~ m/-dev/ ? 8001 : 8000;
 
+my $url = "http://$HOSTNAME:$http_port";
 
-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 URI::Escape;
-use Data::Dump qw/dump/;
-use DateTime::Format::ISO8601;
-use Carp qw/confess/;
-use XML::Feed;
-use DateTime::Format::Flexible;
+## END CONFIG
 
 my $use_twitter = 1;
 eval { require Net::Twitter; };
@@ -93,18 +109,20 @@
 GetOptions(
 	'import-dircproxy:s' => \$import_dircproxy,
 	'log:s' => \$log_path,
+	'debug!' => \$debug,
 );
 
-$SIG{__DIE__} = sub {
-	confess "fatal error";
-};
-
-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;');
@@ -122,13 +140,13 @@
 		# protect HTML from wiki modifications
 		sub e {
 			my $t = shift;
-			return 'uri_unescape{' . uri_escape($t) . '}';
+			return 'uri_unescape{' . uri_escape($t, '^a-zA-Z0-9') . '}';
 		}
 
 		$m =~ s/($escape_re)/$escape{$1}/gs;
-		$m =~ s#($RE{URI}{HTTP})#e(qq{<a href="$1">$1</a>})#egs ||
+		$m =~ s#($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="?tag=$1" class="tag">$1</a>})#egs;
+		$m =~ s#$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;
 
@@ -147,10 +165,18 @@
 	},
 };
 
+# 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 $sql_schema = {
-	log => '
+	log => qq{
 create table log (
 	id serial,
 	time timestamp default now(),
@@ -164,17 +190,34 @@
 create index log_time on log(time);
 create index log_channel on log(channel);
 create index log_nick on log(nick);
-	',
-	meta => '
+	},
+	meta => q{
 create table meta (
 	nick text not null,
 	channel text not null,
 	name text not null,
 	value text,
-	changed timestamp default now(),
+	changed timestamp default 'now()',
 	primary key(nick,channel,name)
 );
-	',
+	},
+	feeds => qq{
+create table feeds (
+	id serial,
+	url text not null,
+	name text,
+	delay interval not null default '5 min',
+	active boolean default true,
+	channel text not null,
+	nick text not null,
+	private boolean default false,
+	last_update timestamp default 'now()',
+	polls int default 0,
+	updates int default 0
+);
+create unique index feeds_url on feeds(url);
+insert into feeds (url,name,channel,nick) values ('http://wiki.razmjenavjestina.org/feed/workspace/razmjenavjestina?category=Recent%20Changes','wiki','$CHANNEL','dpavlin');
+	},
 };
 
 foreach my $table ( keys %$sql_schema ) {
@@ -217,9 +260,9 @@
 		if ( $@ || ! $sth->rows ) {
 			$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";
+			warn "## created $nick/$channel/$name = $value\n";
 		} else {
-			_log "updated $nick/$channel/$name = $value ";
+			warn "## updated $nick/$channel/$name = $value\n";
 		}
 
 		return $value;
@@ -229,7 +272,7 @@
 		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;
 
@@ -238,7 +281,7 @@
 
 
 
-my $sth = $dbh->prepare(qq{
+my $sth_insert_log = $dbh->prepare(qq{
 insert into log
 	(channel, me, nick, message, time)
 values (?,?,?,?,?)
@@ -326,25 +369,26 @@
 
 	my @where;
 	my @args;
+	my $msg;
 
 	if (my $search = $args->{search}) {
 		$search =~ s/^\s+//;
 		$search =~ s/\s+$//;
 		push @where, 'message ilike ? or nick ilike ?';
 		push @args, ( ( '%' . $search . '%' ) x 2 );
-		_log "search for '$search'";
+		$msg = "Search for '$search'";
 	}
 
 	if ($args->{tag} && $tags->{ $args->{tag} }) {
 		push @where, 'id in (' . join(',', @{ $tags->{ $args->{tag} } }) . ')';
-		_log "search for 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;
-		_log "search for date $date";
+		$msg = "search for date $date";
 	}
 
 	$sql .= " where " . join(" and ", @where) if @where;
@@ -358,6 +402,8 @@
 	eval { $sth->execute( @args ) };
 	return if $@;
 
+	my $nr_results = $sth->rows;
+
 	my $last_row = {
 		date => '',
 		time => '',
@@ -378,10 +424,14 @@
 
 	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 = ();
@@ -438,6 +488,8 @@
 #			$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};
@@ -482,7 +534,6 @@
 
 =cut
 
-my $last_x_tags = 5;
 my @last_tags;
 
 sub add_tag {
@@ -491,7 +542,6 @@
 	return unless ($arg->{id} && $arg->{message});
 
 	my $m = $arg->{message};
-	from_to('UTF-8', 'iso-8859-2', $m) if (is_utf8($m));
 
 	my @tags;
 
@@ -500,14 +550,14 @@
 		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);
+		$cloud->add($tag, "$url?tag=$tag", scalar @{$tags->{$tag}} + 1);
 		push @tags, $tag;
 
 	}
 
 	if ( @tags ) {
-		shift @last_tags if $#last_tags == $last_x_tags;
-		push @last_tags, { tags => [ @tags ], %$arg };
+		pop @last_tags if $#last_tags == $last_x_tags;
+		unshift @last_tags, { tags => [ @tags ], %$arg };
 	}
 
 }
@@ -519,14 +569,14 @@
 =cut
 
 sub seed_tags {
-	my $sth = $dbh->prepare(qq{ select id,message,nick,me,time from log where message like '%//%' });
+	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 = $sth->fetchrow_hashref) {
 		add_tag( %$row );
 	}
 
 	foreach my $tag (keys %$tags) {
-		$cloud->add($tag, "?tag=$tag", scalar @{$tags->{$tag}} + 1);
+		$cloud->add($tag, "$url?tag=$tag", scalar @{$tags->{$tag}} + 1);
 	}
 }
 
@@ -555,14 +605,13 @@
 	$a->{me} ||= 0;
 	$a->{time} ||= strftime($TIMESTAMP,localtime());
 
-	_log
+	_log "ARCHIVE",
 		$a->{channel}, " ",
 		$a->{me} ? "***" . $a->{nick} : "<" . $a->{nick} . ">",
 		" " . $a->{message};
 
-	from_to($a->{message}, 'UTF-8', $ENCODING);
-
-	$sth->execute($a->{channel}, $a->{me}, $a->{nick}, $a->{message}, $a->{time});
+	eval { $sth_insert_log->execute($a->{channel}, $a->{me}, $a->{nick}, $a->{message}, $a->{time}); };
+	_log "ERROR: can't archive ", $a->{message} if $@;
 	add_tag( id => $dbh->last_insert_id(undef,undef,"log",undef), %$a );
 }
 
@@ -601,29 +650,367 @@
 	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" );
+my $_stat;
+
+POE::Component::Client::HTTP->spawn(
+	Alias	=> 'rss-fetch',
+	Timeout	=> 30,
+);
+
+=head2 rss_parse_xml
+
+  rss_parse_xml({
+  	url => 'http://www.example.com/rss',
+	send_rss_msgs => 42,
+  });
+
+=cut
+
+sub rss_parse_xml {
+	my ($kernel,$args) = @_;
+
+	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 = 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;
+		}
+
+		# 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;
+		}
+
+		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 );
+		}
+
+		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};
+
+			_log(">> RSS $type to $to:", $msg);
+			$kernel->post( $irc => $type => $to => $msg );
+
+			$updates++;
+		}
+	}
+
+	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 "RSS $updates/$total new items from", $args->{url};
+
+	return $updates;
+}
+
+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";
+}
+
+
+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 );
+	}
+}
+
+sub process_command {
+	my ( $kernel, $nick, $channel, $msg ) = @_;
+
+	my $res = "unknown command '$msg', try /msg $NICK help!";
+
+	if ($msg =~ m/^help/i) {
+
+		$res = "usage: /msg $NICK comand | commands: stat - user/message stat | last - show backtrace | grep foobar - find foobar";
+
+	} elsif ($msg =~ m/^(privmsg|notice)\s+(\S+)\s+(.*)$/i) {
+
+		_log ">> /$1 $2 $3";
+		$kernel->post( $irc => $1 => $2, $3 );
+		$res = '';
+
+	} elsif ($msg =~ m/^stat.*?\s*(\d*)/i) {
+
+		my $nr = $1 || 10;
+
+		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) {
+
+		my $limit = $1 || meta( $nick, $channel, 'last-size' ) || 10;
+
+		foreach my $res (get_from_log( limit => $limit )) {
+			_log "last: $res";
+			$kernel->post( $irc => privmsg => $nick, $res );
+		}
+
+		$res = '';
+
+	} elsif ($msg =~ m/^(search|grep)\s+(.*)\s*$/i) {
+
+		my $what = $2;
+
+		foreach my $res (get_from_log(
+				limit => 20,
+				search => $what,
+			)) {
+			_log "search [$what]: $res";
+			$kernel->post( $irc => privmsg => $nick, $res );
+		}
+
+		$res = '';
+
+	} elsif ($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 => 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";
+				}
+			} else {
+				$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";
+						}
+					}
+				} 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];
@@ -632,6 +1019,7 @@
 
 		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];
@@ -652,267 +1040,132 @@
 
     },
 	irc_ping => sub {
-		warn "pong ", $_[ARG0], $/;
-		$ping->{ $_[ARG0] }++;
+		_log( "pong ", $_[ARG0] );
+		$_stat->{ping}->{ $_[ARG0] }++;
+		rss_check_updates( $_[KERNEL] );
 	},
 	irc_invite => sub {
 		my $kernel = $_[KERNEL];
 		my $nick = (split /!/, $_[ARG0])[0];
 		my $channel = $_[ARG1];
 
-		warn "invited to $channel by $nick";
+		_log "invited to $channel by $nick";
 
-		$_[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);
+		$_[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 $msg = $_[ARG2];
 		my $channel = $_[ARG1]->[0];
-		from_to($msg, 'UTF-8', $ENCODING);
-
-		my $res = "unknown command '$msg', try /msg $NICK help!";
-		my @out;
+		my $msg = $_[ARG2];
+		warn "# ARG = ",dump( @_[ARG0,ARG1,ARG2] ) if $debug;
 
 		_log "<< $msg";
 
-		if ($msg =~ m/^help/i) {
-
-			$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) {
-
-			_log ">> /msg $1 $2";
-			$_[KERNEL]->post( $IRC_ALIAS => privmsg => $1, $2 );
-			$res = '';
-
-		} elsif ($msg =~ m/^stat.*?\s*(\d*)/i) {
-
-			my $nr = $1 || 10;
-
-			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) {
-
-			my $limit = $1 || meta( $nick, $channel, 'last-size' ) || 10;
-
-			foreach my $res (get_from_log( limit => $limit )) {
-				_log "last: $res";
-				from_to($res, $ENCODING, 'UTF-8');
-				$_[KERNEL]->post( $IRC_ALIAS => privmsg => $nick, $res );
-			}
-
-			$res = '';
-
-		} elsif ($msg =~ m/^(search|grep)\s+(.*)\s*$/i) {
-
-			my $what = $2;
-
-			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 );
-			}
-
-			$res = '';
-
-		} elsif ($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";
-				}
-			} 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";
-					}
-				} else {
-					$res = "config option $op doesn't exist";
-				}
-			}
-		}
+		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
-    },
-    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
-      }
-
+		_log '_default SID:', $_[SESSION]->ID, $_[ARG0], dump( $_[ARG1] );
+		0; # false for signals
     },
-    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 => $http_port,
+	PreHandler => {
+		'/' => sub {
+			$_[0]->header(Connection => 'close')
+		}
+	},
 	ContentHandler => { '/' => \&root_handler },
 	Headers        => { Server => 'irc-logger' },
 );
@@ -952,12 +1205,17 @@
 	$style .= ".col-${max_color} { background: $c }\n";
 	$max_color++;
 }
-warn "defined $max_color colors for users...\n";
+_log "WEB defined $max_color colors for users...";
 
 sub root_handler {
 	my ($request, $response) = @_;
 	$response->code(RC_OK);
 
+	# 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;
 
 	if ( $request->method eq 'POST' ) {
@@ -969,64 +1227,143 @@
 	}
 
 	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;
 
-	if ($request->url =~ m#/rss#i) {
 		my $type = 'RSS';	# Atom
-		my $url = "http://$http_hostname:$http_port";
 
-		$response->content_type("application/$type+xml");
+		$response->content_type( 'application/' . lc($type) . '+xml' );
 
 		my $html = '<!-- error -->';
-		warn "create $type feed from ",dump( @last_tags );
+		#warn "create $type feed from ",dump( @last_tags );
 
 		my $feed = XML::Feed->new( $type );
+		$feed->link( $url );
 
-		$feed->title( "last $last_x_tags from $CHANNEL" );
-		$feed->link( "http://$http_hostname:$http_port" );
-		$feed->description( "collects messages which have tags// in them" );
-
-		foreach my $m ( @last_tags ) {
-			warn dump( $m );
-			#my $tags = join(' ', @{$m->{tags}} );
+		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( $m->{nick} . '@' . $m->{time} );
-			$feed_entry->author( $m->{nick} );
-#			$feed_entry->link(  );
-			$feed_entry->issued( DateTime::Format::Flexible->build( $m->{time} ) );
-			$feed_entry->summary(
-				'<![CDATA[' .
-#				$filter->{nick}->( $m->{nick} ) .
-#				'<tt>' . $m->{nick} . '</tt> ' .
-				$filter->{message}->( $m->{message} ) .
-				']]>'
+			$feed_entry->title( "$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{]]>}
 			);
-			$feed_entry->category( join(', ', @{$m->{tags}}) );
 			$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 ( @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;
 		}
 
 		$response->content( $feed->as_xml );
-		return RC_OK;
+		return $rc;
 	}
 
 	if ( $@ ) {
 		warn "$@";
 	}
 
-	$response->content_type("text/html; charset=$ENCODING");
+	$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,sum(length(message)) as len
 				from log
@@ -1058,9 +1395,9 @@
 				$cal->weekdays('MON','TUE','WED','THU','FRI');
 				($l_yyyy,$l_mm) = ($yyyy,$mm);
 			}
-			$cal->setcontent($dd, qq{
-				<a href="/?date=$row->{date}">$row->{nr}</a><br/>$row->{len}
-			});
+			$cal->setcontent($dd, qq[
+				<a href="$url?date=$row->{date}">$row->{nr}</a><br/>$row->{len}
+			]) if $cal;
 			
 		}
 		$html .= qq{<td valign="top">} . $cal->as_HTML() . qq{</td></tr></table>};
@@ -1075,7 +1412,7 @@
 				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> ',
@@ -1093,7 +1430,8 @@
 	<p>See <a href="/history">history</a> of all messages.</p>
 	</body></html>};
 
-	$response->content( $html );
+	$response->content( decode('utf-8',$html) );
+	warn "<< ", $request->method, " ", $request->uri, " created ", length($html), " bytes\n";
 	return RC_OK;
 }