--- trunk/bin/irc-logger.pl	2007/12/16 20:06:47	73
+++ trunk/bin/irc-logger.pl	2008/03/06 18:03:05	84
@@ -22,6 +22,10 @@
 
 Name of log file
 
+=item --follow=file.log
+
+Follows new messages in file
+
 =back
 
 =head1 DESCRIPTION
@@ -46,11 +50,8 @@
 $CHANNEL = '#irc-logger' if ($HOSTNAME =~ m/llin/);
 my $IRC_ALIAS = "log";
 
-my %FOLLOWS =
-  (
-   ACCESS => "/var/log/apache/access.log",
-   ERROR => "/var/log/apache/error.log",
-  );
+# default log to follow and announce messages
+my $follows_path = 'follows.log';
 
 my $DSN = 'DBI:Pg:dbname=' . $NICK;
 
@@ -59,6 +60,9 @@
 
 my $sleep_on_error = 5;
 
+# number of last tags to keep in circular buffer
+my $last_x_tags = 50;
+
 my $http_port = $NICK =~ m/-dev/ ? 8001 : 8000;
 
 my $url = "http://$HOSTNAME:$http_port";
@@ -93,6 +97,7 @@
 my $log_path;
 GetOptions(
 	'import-dircproxy:s' => \$import_dircproxy,
+	'follows:s' => \$follows_path,
 	'log:s' => \$log_path,
 );
 
@@ -106,6 +111,24 @@
 	print strftime($TIMESTAMP,localtime()), ' ', join(" ",@_), $/;
 }
 
+# LOG following
+
+my %FOLLOWS =
+  (
+#   ACCESS => "/var/log/apache/access.log",
+#   ERROR => "/var/log/apache/error.log",
+  );
+
+sub add_follow_path {
+	my $path = shift;
+	my $name = $path;
+	$name =~ s/\..*$//;
+	warn "# using $path to announce messages from $name\n";
+	$FOLLOWS{$name} = $path;
+}
+
+add_follow_path( $follows_path ) if ( -e $follows_path );
+
 # HTML formatters
 
 my %escape = ('<'=>'&lt;', '>'=>'&gt;', '&'=>'&amp;', '"'=>'&quot;');
@@ -483,7 +506,6 @@
 
 =cut
 
-my $last_x_tags = 5;
 my @last_tags;
 
 sub add_tag {
@@ -507,8 +529,8 @@
 	}
 
 	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 };
 	}
 
 }
@@ -520,7 +542,7 @@
 =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 );
@@ -622,7 +644,7 @@
 		$_[KERNEL]->post($IRC_ALIAS => join => $CHANNEL);
 		$_[KERNEL]->post($IRC_ALIAS => join => '#logger');
 		$_[KERNEL]->yield("heartbeat"); # start heartbeat
-#		$_[KERNEL]->yield("my_add", $_) for keys %FOLLOWS;
+		$_[KERNEL]->yield("my_add", $_) for keys %FOLLOWS;
 		$_[KERNEL]->post( $IRC_ALIAS => privmsg => 'nickserv', "IDENTIFY $NICK" );
     },
     irc_public => sub {
@@ -653,7 +675,7 @@
 
     },
 	irc_ping => sub {
-		warn "pong ", $_[ARG0], $/;
+		_log( "pong ", $_[ARG0] );
 		$ping->{ $_[ARG0] }++;
 	},
 	irc_invite => sub {
@@ -859,10 +881,11 @@
                      Filename => $FOLLOWS{$trailing},
                      InputEvent => 'got_line',
                     );
+				warn "+++ following $trailing at $FOLLOWS{$trailing}\n";
             },
             got_line => sub {
-              $_[KERNEL]->post($session => my_tailed =>
-                               time, $trailing, $_[ARG0]);
+				warn "+++ $trailing : $_[ARG0]\n";
+				$_[KERNEL]->post($session => my_tailed => time, $trailing, $_[ARG0]);
             },
            },
           );
@@ -914,6 +937,11 @@
 
 my $httpd = POE::Component::Server::HTTP->new(
 	Port => $http_port,
+	PreHandler => {
+		'/' => sub {
+			$_[0]->header(Connection => 'close')
+		}
+	},
 	ContentHandler => { '/' => \&root_handler },
 	Headers        => { Server => 'irc-logger' },
 );
@@ -959,6 +987,9 @@
 	my ($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;
@@ -973,38 +1004,76 @@
 
 	my $search = $q->param('search') || $q->param('grep') || '';
 
-	if ($request->url =~ m#/rss#i) {
+	if ($request->url =~ m#/rss(?:/(tags|last-tag)\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( @last_tags );
+		#warn "create $type feed from ",dump( @last_tags );
 
 		my $feed = XML::Feed->new( $type );
 
-		$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}} );
+		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( '/#' . $m->{id}  );
-			$feed_entry->issued( DateTime::Format::Flexible->build( $m->{time} ) );
-			#$feed_entry->summary(
+			$feed_entry->title( "$nr tags from $CHANNEL" );
+			$feed_entry->author( $NICK );
+			$feed_entry->link( '/#tags'  );
+
 			$feed_entry->content(
-				'<![CDATA[' .
-#				$filter->{nick}->( $m->{nick} ) .
-#				'<tt>' . $m->{nick} . '</tt> ' .
-				$filter->{message}->( $m->{message} ) .
-				"<br/>\n]]>"
+				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->link( $url );
+			$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";
+				from_to( $message, $ENCODING, 'UTF-8' );
+
+				#$feed_entry->summary(
+				$feed_entry->content(
+					"<![CDATA[$message]]>"
+				);
+				$feed_entry->category( join(', ', @{$m->{tags}}) );
+				$feed->add_entry( $feed_entry );
+
+				$nr--;
+				last if $nr <= 0;
+
+			}
+
+		} else {
+			warn "!! unknown rss request for $show\n";
+			return RC_DENY;
 		}
 
 		$response->content( $feed->as_xml );
@@ -1018,18 +1087,21 @@
 	$response->content_type("text/html; charset=$ENCODING");
 
 	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
@@ -1061,9 +1133,9 @@
 				$cal->weekdays('MON','TUE','WED','THU','FRI');
 				($l_yyyy,$l_mm) = ($yyyy,$mm);
 			}
-			$cal->setcontent($dd, qq{
+			$cal->setcontent($dd, qq[
 				<a href="$url?date=$row->{date}">$row->{nr}</a><br/>$row->{len}
-			});
+			]);
 			
 		}
 		$html .= qq{<td valign="top">} . $cal->as_HTML() . qq{</td></tr></table>};
@@ -1097,7 +1169,7 @@
 	</body></html>};
 
 	$response->content( $html );
-	warn "<< ", $request->method, $request->uri, " created ", length($html), " bytes\n";
+	warn "<< ", $request->method, " ", $request->uri, " created ", length($html), " bytes\n";
 	return RC_OK;
 }