xref: /netbsd-src/share/examples/refuse/id3fs/id3info.sh (revision aac1680082e9ec689955d07a71287edc349f8e3a)
1#! /bin/sh
2
3# $NetBSD: id3info.sh,v 1.1 2007/04/15 15:22:44 agc Exp $
4#
5# Copyright � 2007 Alistair Crooks.  All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15# 3. The name of the author may not be used to endorse or promote
16#    products derived from this software without specific prior written
17#    permission.
18#
19# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
20# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
23# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
25# GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30#
31
32# set defaults
33roots=/usr/music
34infofile=/usr/music/.id3info
35append=false
36
37# function to trawl through a directory to grab id3 tags from each file
38# relies on id3 utility to  do this
39dodir() {
40	(cd $1 &&
41	for f in *; do
42		if [ -f $f ]; then
43			id3 -l -R $f >> $infofile
44			echo "Directory: $2" >> $infofile
45		elif [ -d $f ]; then
46			dodir $f $2/$f
47		fi
48	done)
49}
50
51# argument processing
52while [ $# -gt 0 ]; do
53	case $1 in
54	--append)	append=true
55			;;
56	--roots=)	roots=$(echo $1 | sed -e 's|--roots=||')
57			;;
58	--infofile=)	infofile=$(echo $1 | sed -e 's|--infofile=||')
59			;;
60	esac
61	shift
62done
63
64# sort out whether we'll append or start afresh
65if $append; then
66	echo "Appending to file $infofile"
67else
68	rm -f $infofile
69	touch $infofile
70fi
71
72# grab all the id3 info
73for d in $roots; do
74	dodir $d $d
75done
76
77exit 0
78