#!/usr/bin/perl -w

use strict;
use LWP::UserAgent;
use HTML::LinkExtor;
use URI::URL;
use HTTP::Request::Common qw(GET);

my $links = parse_page('http://www.perl.com/');

sub parse_page {
  my $url = shift;

  #Get the base URL
  my $base = url($url)->abs->base;

  my @links;

  #Push any matching links onto the @link array
  #Only put a relative link, so we don't store
  #excessive amounts of data
  my $callback = sub {
    my $tag = shift;
    my %attr = @_;

    if($tag eq 'a' && $attr{href}[0] =~ $base) {
      push @links, url($attr{href}[0], $base)->abs->rel;
    }
  };

  #Prepare the Link parser
  my $p = HTML::LinkExtor->new($callback, $base);

  #Fetch and Parse the web page
  my $ua       = LWP::UserAgent->new;
  my $response = $ua->request(GET($url), sub {$p->parse($_[0])});

  return \@links;
}