itunes_currenttrack-v2i0

#!/usr/bin/perl -w
package iTunes_currentTrack;

use Win32::OLE;
use Time::Local;

# --- Configurable variables -----
$debug_level ||= 2;
$use_caching    = 1 unless defined $use_caching;
$pre_html = "<A HREF=\"";
$post_html= "</A><BR>";
$search_url ="http://www.google.com/search?q=";

my $package = "iTunes_currentTrack";
my $cachefile  = "$blosxom::plugin_state_dir/$package.cache";
my $cache;
my $html;
my $save_cache = 1;
my $cached_iTunes_currentTrack;

sub debug {
    my ($level, @msg) = @_;

    if ($debug_level >= $level) {
	print STDERR "$package debug $level: @msg\n";
    }
}

sub prime_cache {
    my ($cached_iTunes_currentTrack) = @_;
    return 0 if !$use_caching;
    eval "require Storable";
    if ($@) {
	debug(1, "cache disabled, Storable not available"); 
	$use_caching = 0; 
	return 0;
    }
    if (!Storable->can('lock_retrieve')) {
	debug(1, "cache disabled, Storable::lock_retrieve not available");
	$use_caching = 0;
	return 0;
    }
    $cache = (-r $cachefile ? Storable::lock_retrieve($cachefile) : undef);
    
    @now = localtime;
    $now[4] += 1;
    $now[5] += 1900;
    $today = "$now[5]/$now[4]/$now[3]";
    if ($cache &&  
	$cache->{today} eq $today) {
	debug(1, "Using cached state");
        debug(2, "cached_iTunes_currentTrack $cache->{iTunes_currentTrack}");
        $iTunes_currentTrack = $cache->{iTunes_currentTrack};
	return 1;
    }
    $cache = {iTunes_currentTrack => $iTunes_currentTrack, today => $today};
    return 0;
}

sub save_cache {
    return if (!$use_caching || !$save_cache);
    debug(1, "Saving cache");
    -d $blosxom::plugin_state_dir
	or mkdir $blosxom::plugin_state_dir;
    Storable::lock_store($cache, $cachefile);
}


sub start {

debug(1, "Start iTunes_currentTrack");

$iTunesApp = new Win32::OLE("iTunes.Application");
$current = $iTunesApp->CurrentTrack;

$track = sprintf("%s-%s",$current->Artist,$current->Name);

$html =sprintf("%s%s%s%s%s%s",$pre_html,$search_url,$track,"\">",$track,$post_html);

$iTunes_currentTrack = $html;

$cache= {iTunes_currentTrack => $iTunes_currentTrack,today => $today};
debug(1, "Current Track is $iTunes_currentTrack");
save_cache();  

}
1;

__END__

=head1 NAME

Blosxom Plug-in: iTunes_currentTrack

=head1 SYNOPSIS

Purpose: Displays the current Track playing in iTunes. If iTunes is not playing it wil reproduce 
the last track played from the cache.

Uses CSS class


Description

Purpose: Displays the current Track playing in iTunes. If iTunes is not playing it wil reproduce 
the last track played from the cache.

Configuration

$debug_level ||= 1;

Set debuglevel to 0 when the plugin works OK.

Additional Bits Required 

Category
/display ?

Date
07-06-2004

Todo list

History

2.O Initial version


=head1 VERSION

2.0

Version number coincides with the version of Blosxom with which the 
current version was first bundled.

=head1 AUTHOR

Peter Florijn  <tooh@tooh.myweb.nl>, http://tooh.myweb.nl/

=head1 SEE ALSO

Blosxom Home/Docs/Licensing: http://www.raelity.org/apps/blosxom/

Blosxom Plugin Docs: http://www.raelity.org/apps/blosxom/plugin.shtml

=head1 BUGS

Address bug reports and comments to the Blosxom mailing list 
[http://www.yahoogroups.com/group/blosxom].

=head1 LICENSE

This Blosxom Plug-in
Copyright 2003, Peter Florijn 

Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.