chiark / gitweb /
Most of intro section
[disorder] / scripts / oggrename
CommitLineData
460b9539 1#! /usr/bin/perl -w
2#
3# This file is part of DisOrder
4# Copyright (C) 2006 Richard Kettlewell
5#
e7eb3a27 6# This program is free software: you can redistribute it and/or modify
460b9539 7# it under the terms of the GNU General Public License as published by
e7eb3a27 8# the Free Software Foundation, either version 3 of the License, or
460b9539 9# (at your option) any later version.
e7eb3a27
RK
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
460b9539 16# You should have received a copy of the GNU General Public License
e7eb3a27 17# along with this program. If not, see <http://www.gnu.org/licenses/>.
460b9539 18#
19
20use strict;
21
22my %rename = ();
23my $bad = 0;
24
25for my $path (@ARGV) {
26 local $_ = `ogginfo \Q$path\E`;
27 my ($title, $number);
28 if(/title=(.*)/) { $title = $1; }
29 if(/tracknumber=(\d+)/) { $number = $1; }
30 if(!defined $title || !defined $number) {
31 print STDERR "ERROR: cannot find details for $path\n";
32 ++$bad;
33 next;
34 }
35 $rename{$path} = sprintf("%02d:%s.ogg", $number, $title);
36}
37exit 1 if $bad;
38
39while(scalar %rename) {
40 my $worked = 0;
41 while(my ($f, $t) = each %rename) {
42 if($f eq $t) {
43 delete $rename{$f};
44 $worked = 1;
45 } elsif(link($f, $t)) {
46 unlink($f);
47 delete $rename{$f};
48 print "$f -> $t\n";
49 $worked = 1;
50 } else {
51 print "deferring $f -> $t\n";
52 }
53 }
54 die "stuck in a loop!\n" if !$worked;
55}