#!/usr/bin/perl
use strict;
use warnings;
use Gtk2 -init;
use Gtk2::WebKit;
use File::Copy;

my $url = 'http://www.youtube.com/watch?v=9uDgJ9_H0gg';

my $pwd = `pwd`;
chomp $pwd;

#where the flash will be cached temporarily by the browser
my $tmpdir =  Glib::get_tmp_dir(); 
print "$tmpdir\n";

#  find names like FlashGRsDw9
opendir(my $dir, $tmpdir) or die("ack: $!");
my @files = grep /^Flash[A-Za-z0-9]{6}/, readdir $dir;
closedir $dir;
print "initial files in /tmp-> ", @files, "\n"; 

my $view = Gtk2::WebKit::WebView->new;

$view->signal_connect( 'notify::progress' => \&notify_progress, undef );
$view->signal_connect( 'load_finished' => \&load_finished, undef );

my $sw = Gtk2::ScrolledWindow->new;
$sw->add($view);

my $win = Gtk2::Window->new;
$win->set_default_size(800, 600);
$win->signal_connect(destroy => sub { Gtk2->main_quit });
$win->add($sw);
$win->show_all;

$view->open($url ); 

Gtk2->main;

sub notify_progress{
   my $load_progress = $view->get('progress');
    print "$load_progress\n";
}

sub load_finished{
      print "load complete\n";
      find_save();
return 0;
}

sub find_save{

   my $timer = Glib::Timeout->add (1000, sub { 
    # check for flash file every  second
    # to allow flash loader to load file    
           print "test for file\n";
           opendir(my $dir, $tmpdir) or die("ack: $!");
           my @files = grep /^Flash[A-Za-z0-9]{6}/, readdir $dir;
           closedir $dir;
           print "files-> ", @files, "\n"; 
	   print scalar @files, "\n";
	
	   if( scalar @files >= 1 ){     
                print "success\n";
                
          foreach my $flash(@files){
                 print "$flash\n";
                 copy("$tmpdir/$flash","$pwd/$0-$flash".'.flv') 
                     or warn "Can not copy$!\n";
                  }
            
         return 0; # end timer
        
          }else{ return 1 } # keep timer going
   
           });
}