#!/usr/bin/perl
#Copyright (c) 2010, Zane C. Bowers
#All rights reserved.
#
#Redistribution and use in source and binary forms, with or without modification,
#are permitted provided that the following conditions are met:
#
#   * Redistributions of source code must retain the above copyright notice,
#    this list of conditions and the following disclaimer.
#   * Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
#ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
#WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
#IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
#INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
#BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
#DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
#LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
#THE POSSIBILITY OF SUCH DAMAGE.

use strict;
use warnings;
use Getopt::Std;
use MP3::Tag::Utils;

$Getopt::Std::STANDARD_HELP_VERSION = 1;

#version function
sub main::VERSION_MESSAGE {
        print "mp3tag 0.0.0\n";
}

#print help
sub main::HELP_MESSAGE {
        print "\n".
		      "-a <album>\n".
			  "-A <artist>\n".
			  "-c <comment>\n".
			  "-g <genre>\n".
			  "-s <song>\n".
			  "-S    Use this flag if changing the song on more than one file.\n".
			  "-t <title>\n".
			  "-T <track>\n".
			  "-y <year>\n";
}

#gets the options
my %opts;
getopts('a:A:c:g:t:T:y:', \%opts);

#if more than one was specified, make sure the safety is off
if (
	defined( $ARGV[1] ) &&
	(!defined( $opts{S} )) &&
	(defined($opts{t}))
	) {
	warn('More than one file specified and "-t" is being used, but "-S" is not supplied');
	exit 254;
}

#init the utility
my $mp3util=MP3::Tag::Utils->new;

#change each one
my $int=0;
while ($ARGV[$int]) {
	$mp3util->change({
					  file=>$ARGV[$int],
					  album=>$opts{a},
					  artist=>$opts{A},
					  comment=>$opts{c},
					  genre=>$opts{g},
					  title=>$opts{t},
					  track=>$opts{T},
					  year=>$opts{y},
					  });

	$int++;
}

exit 0;

=head1 NAME

mp3tag - Manipulate the tags for one or more MP3 files.

=head1 SYNOPSIS

mp3tag  [B<-S>] [B<-a> <album>] [B<-A> <artist>] [B<-c> <comment>] [B<-g> <genre>] [B<-t> <title>] [B<-T> <track>] [B<-y> <year>] <mp3 files 0> [<mp3 file 1>...]
mp3tag  [B<-a> <album>] [B<-A> <artist>] [B<-c> <comment>] [B<-g> <genre>] [B<-t> <title>] [B<-T> <track>] [B<-y> <year>] [ <mp3 files 0>

=head1 SWTICHES

=head2 -S

If more than one file is specified and "-t" being used.

This is done as this is done as generally setting all MP3s to have the
same title is not desired.

=head2 -a <album>

Set the album name.

=head2 -A <artist>

Set the artist name.

=head2 -c <comment>

Set the comment.

=head2 -g <genre>

Set the genre.

=head2 -t <title>

Set the title.

=head2 -T <track>

Set the track.

=head2 -y <year>

Sets the year.

=head1 AUTHOR

Copyright (c) 2010, Zame C. Bowers <vvelox@vvelox.net>

All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
     this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in the
     documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS` OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

=head1 SCRIPT CATEGORIES

Desktop

=head1 OSNAMES

any

=head1 README

mp3tag - Manipulate the tags for one or more MP3 files.

=cut