File Coverage

blib/lib/WWW/Blog/Metadata/Icon.pm

Criterion	Covered	Total	%
statement	4	6	66.6
branch			n/a
condition			n/a
subroutine	2	2	100.0
pod			n/a
total	6	8	75.0

# $Id: Icon.pm 1933 2006-04-22 04:53:48Z btrott $

package WWW::Blog::Metadata::Icon;
use strict;

our $VERSION = '0.02';

use WWW::Blog::Metadata;
use XML::FOAF;
use URI;
use LWP::UserAgent;

WWW::Blog::Metadata->mk_accessors(qw( icon_uri favicon_uri foaf_icon_uri ));

sub on_got_html {
    my $class = shift;
    my($meta, $html, $base_uri) = @_;
    my $ua = LWP::UserAgent->new;
    my $req = HTTP::Request->new(HEAD => $base_uri . 'favicon.ico');
    my $res = $ua->request($req);
    if ($res->is_success) {
        $meta->favicon_uri($base_uri . 'favicon.ico');
    }
    my $foaf_uri = XML::FOAF->find_foaf_in_html($html, $base_uri)
        or return;
    my $foaf = XML::FOAF->new(URI->new($foaf_uri))
        or return;
    $meta->foaf_icon_uri($foaf->person->img || $foaf->person->depiction);
}
sub on_got_html_order { 99 }

sub on_got_tag {
    my $class = shift;
    my($meta, $tag, $attr, $base_uri) = @_;
    if ($tag eq 'link' && $attr->{rel}) {
        my %rel = map { $_ => 1 } split /\s+/, lc $attr->{rel};
        if ($rel{icon}) {
            $meta->favicon_uri(URI->new_abs($attr->{href}, $base_uri))->as_string;
        }
    }
}
sub on_got_tag_order { 99 }

sub on_finished {
    my $class = shift;
    my($meta) = @_;
    $meta->icon_uri($meta->foaf_icon_uri || $meta->favicon_uri);
}
sub on_finished_order { 99 }

1;
__END__