Posting Flickr images to Web Boards

#!/usr/bin/perl -w
#
#  This script was developed by Ole Bendik Kvisberg (olekvi at kvisberg.net),
#
#  This script is free software; you can redistribute it and/or modify it
#  under the same terms as Perl itself.
 
 
use strict;
 
use Getopt::Long;
use File::Basename;
 
my $help        = 0;
my $flickrname  = 'olekvi';
 
# From Flickr.com:
# Flickr Community Guidelines specify that if you post a Flickr photo on
# an external website, the photo must link back to its photo page
 
my $nolink      = 0;
 
GetOptions ("flickrname=s"      => $flickrname,         
            "nolink"            => $nolink,
            "help"              => $help);
 
my $url = shift;
 
if ($help or !$url) {
        usage();
}
 
createbbc($url);
 
sub usage {
        printf ("Usage: %s [OPTION] [PHOTOURL]n", basename($0));
        print "Creates BBCode to insert Flickr photo on web forumsnn";
        print "  -f  --flickrname   your flickr username (i.e 'olekvi')n";
        print "  -n, --nolink       skip link (Flickr says you shouldn't!)n";
        print "  -h, --help         display this help and exitn";
        exit;
}
 
sub createbbc {
        my $photourl = shift;
        unless ($photourl =~ m!^http://farmd+.static.flickr.com/d+/(d+)_w+.jpg$!) {
                printf ("Invalid Flickr photo url:n%sn", $photourl);
                exit;
        }
        my $linkurl     = sprintf("http://www.flickr.com/photos/%s/%s/", $flickrname, $1);
        my $photobbc    = sprintf("[IMG]%s[/IMG]", $photourl);
 
        if ($nolink) {
                printf ("%sn", $photobbc);
        }
        else {
                printf ("[URL=%s]%s[/URL]n", $linkurl, $photobbc);       
        }
}