# ODP::Category::Random - An ODP public page parsing class with a touch of randomness (aka Category Roulette) (Version 0.01)
# Copyright (C)2002 Richard P. Fuller <rpfuller@rpfuller.org>

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

package ODP::Category::Random;

use strict;
use LWP::Simple;
use ODP::Category;

our @ISA="ODP::Category";

# new - Initialises a new ODP::Category::Random object
# Parameters: None
# Returns: ODP::Category object
sub new ()
{
   my $object = {};
   
   my $page = get('http://search.dmoz.org/cgi-bin/search?search=');
   
   my @results;
   
   while ($page =~ s/<li><b><a href="http:\/\/dmoz\.org\/([^\"]+)">([^<]+)<\/a>//)
   {
      push @results, $1;
   }

   $object->{'category'} = ODP::Category::normalise($results[rand(4)]);

   return bless $object;
}