#! /usr/bin/perl

use strict;
use warnings;
use HTML::Parser;
use LWP::Simple;

my $keyword=$ARGV[0];

if(!@ARGV){ print "$0 <word>";exit;}

my $tlink = "http://www.ponsline.de/cgi-bin/wb/w.pl?von=pons.de&Richtung=Englisch&Begriff=$keyword";
my $ergebniss = get($tlink);
my $log='html.txt';
open FILE, ">$log" || die "$!\n";
print FILE $ergebniss;
close FILE;             

my ($gget,$text);
my $p = HTML::Parser->new();
$p->handler(start => \&start_handler,"tagname,attr,self");
$p->parse_file($log);
unlink $log;

sub start_handler{
  return if(shift ne 'span');
  my ($class) = shift->{class};
  my $self = shift;
  if($class eq 'ZIEL'){
    $self->handler(text => \&getst,"dtext");
  }
  elsif($class eq 'GEN'){
    $self->handler(text => sub{$text = shift;},"dtext");
  }
  $self->handler(end => sub{print "$gget\n" if($class eq 'GEN')});
}

sub getst{
  my ($test) = @_;   
  $gget = $test;
}

elsif($class eq 'GEN'){
    $self->handler(text => sub{$text = shift;},"dtext");