--- a/parsedata.pl	Tue Oct 23 18:04:15 2012 +0300
+++ b/parsedata.pl	Tue Oct 23 19:00:19 2012 +0300
@@ -1,7 +1,7 @@
 #!/usr/bin/perl -w
 #
 # Fetch and parse HTML format class timetable into more sane formats
-# (C) Copyright 2010-2011 Matti Hämäläinen <ccr@tnsp.org>
+# (C) Copyright 2010-2012 Matti Hämäläinen <ccr@tnsp.org>
 #
 use strict;
 use Data::Dumper;
@@ -219,7 +219,7 @@
 die("Usage: $0 [options] <filename>
 
   -php               Output a PHP include file with data in arrays (default)
-  -xml               Output XML.
+  -xml               Output a simple XML file.
 
   -o <filename>	     Set output filename. Default is to use stdout.
 
@@ -284,9 +284,10 @@
     foreach my $n (@{$d}) {
       my $l = $$n{"nodes"}[0]{"nodes"};
       if (defined($l) && $$n{"args"} =~ /colspan=6\s+rowspan=(\d+)/) {
-        my $chours = $1 / 2;
+        my $chours = $1 / 2; # The table is actually in half cells
         my $cdata = [];
         my $cgrouped = 0;
+
         foreach my $h (@{$l}) {
           if (defined($$h{"nodes"})) {
             foreach my $b (@{$$h{"nodes"}}) {
@@ -364,12 +365,12 @@
   "\$classInfo = array(\n".
   "  \"general\" => array(".join(", ", map { "\"".escape($_)."\""; } @{$class{"info"}})."),\n".
   "  \"info\" => array(".join(", ", map { "\"".escape(html_collapse($_, 1))."\""; } @{$class{"data"}})."),\n".
-  "  \"info_tags\" => array(".join(", ", map { "\"".escape(html_collapse($_, 0))."\""; } @{$class{"data"}})."),\n".
+  "  \"tags\" => array(".join(", ", map { "\"".escape(html_collapse($_, 0))."\""; } @{$class{"data"}})."),\n".
   "  \"maxdays\" => $maxDays,\n".
   "  \"maxhours\" => $maxHours,\n".
   ");\n\n";
 
-  print "\$classDefs = array(\n";
+  print "\$classHourDefs = array(\n";
   foreach my $cid (sort { $a <=> $b } keys %{$hourDefs}) {
     print "  $cid => array(";
     foreach my $key (keys %{$$hourDefs{$cid}}) {