root/todo/tags/0.1.20/contrib/changelog2html

#!/usr/bin/perl -w
use strict;

#
# Not actually contributed by anybody, but people might find this useful.
# 
# This is a small PERL script to convert a ChangeLog in the same format as that
# used by devtodo into HTML.
#
# DISCLAIMER: I've only been using PERL for about a week, so I'm sure there are 
# much easier ways of doing some of these things.
#

sub htmlify {
        s/&/&/g;
        s/</&lt;/g;
        s/>/&gt;/g;
        s/\n/<br>\n/g;
        s/ /&nbsp;/g;
        return $_;
}

open(CHANGELOG, "ChangeLog");

my $version = "";
my $item = "";
my $pseudotime = 0;

my $intensity = 0;
my $textcolour = sprintf("%02x%02x%02x", $intensity * 255, $intensity * 255, $intensity * 255);
my $titlecolour = sprintf("%02x%02x%02x", $intensity * 255, $intensity * 255, $intensity * 255);

while (<CHANGELOG>) {
        if (/^[0-9]\.[0-9]\.[0-9]/) {
                if ($item ne "") {
                        print "<font color=#$textcolour>$item</font>";
                        print "</li>\n";
                        $item = "";
                }
                if ($version ne "") {
                        print "</ul>\n";
                        $version = "";
                }
                $textcolour = sprintf("%02x%02x%02x", $intensity * 255, $intensity * 255, $intensity * 255);
                $titlecolour = sprintf("%02x%02x%02x", $intensity * 255, $intensity * 255, $intensity * 255);
                $intensity += 0.1;
                if ($intensity > 1.0) { goto quit; }
                print "<ul><h3><font color=#$titlecolour>Version $_</font></h3>\n";
                $pseudotime++;
                $version = $_;
        } elsif (/^\*/) {
                s/^\*\w*//;
                if ($item ne "") {
                        print "<font color=#$textcolour>$item</font>";
                        print "</li>\n";
                        $item = "";
                }
                print "<li color=#$textcolour>\n";
                $pseudotime++;
                $item = htmlify($_);
        } else {
                $item .= htmlify($_);
        }
}

quit:

if ($item ne "") {
        print $item;
        print "</li>\n";
        $item = "";
}

if ($version ne "") {
        print "</ul>\n";
        $version = "";
}

close(CHANGELOG);