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change/update cuetag.sh syntax #41

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change/update cuetag.sh syntax #41

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208 changes: 101 additions & 107 deletions src/tools/cuetag.sh
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Original file line number Diff line number Diff line change
@@ -1,59 +1,56 @@
#! /bin/sh
#!/bin/sh

# cuetag.sh - tag files based on cue/toc file information
# uses cueprint output
# usage: cuetag.sh <cuefile|tocfile> [file]...

CUEPRINT=cueprint
cue_file=""
cue_file=''

# makes text lowercase ; simplifies file format check syntax
lowercase(){ echo "$*" | tr '[:upper:]' '[:lower:]';}

# print usage instructions
usage()
{
echo "usage: cuetag.sh <cuefile|tocfile> [file]..."
echo 'usage: cuetag.sh <cuefile|tocfile> [file]...'
echo
echo "cuetag.sh adds tags to files based on cue or toc information"
echo 'cuetag.sh adds tags to files based on cue or toc information'
echo
echo "Supported formats (format extension, format name, tagging utility):"
echo "ogg, Ogg Vorbis, vorbiscomment"
echo "flac, FLAC, metaflac"
echo "mp3, MP3, mp3info"
echo "txt, Vorbis Comment Text File, tee"
echo 'Supported formats (format extension, format name, tagging utility):'
echo 'ogg, Ogg Vorbis, vorbiscomment'
echo 'flac, FLAC, metaflac'
echo 'mp3, MP3, mp3info'
echo 'txt, Vorbis Comment Text File, tee'
echo
echo "cuetag.sh uses cueprint, which must be in your path"
echo 'cuetag.sh uses cueprint, which must be in your path'
}

# Vorbis Comments
# for FLAC and Ogg Vorbis files
vorbis()
{
trackno=$1; shift
trackno="$1"; shift
file="$1"; shift
fields="$@"

# FLAC tagging
# --remove-all-tags overwrites existing comments
METAFLAC="metaflac --remove-all-tags --import-tags-from=-"

# Ogg Vorbis tagging
# -w overwrites existing comments
# -a appends to existing comments
VORBISCOMMENT="vorbiscomment -w -c -"

# VC text file format
# TODO: this also outputs to stdout
TXTFILE="tee"

case "$file" in
*.[Ff][Ll][Aa][Cc])
VORBISTAG=$METAFLAC
;;
*.[Oo][Gg][Gg])
VORBISTAG=$VORBISCOMMENT
;;
*.[Tt][Xx][Tt])
VORBISTAG=$TXTFILE
;;
fields="$*"

case "$(lowercase "$file")" in
*.flac)
# FLAC tagging
# --remove-all-tags overwrites existing comments
VORBISTAG='metaflac --remove-all-tags --import-tags-from=-'
;;
*.ogg)
# Ogg Vorbis tagging
# -w overwrites existing comments
# -a appends to existing comments
VORBISTAG='vorbiscomment -w -c -'
;;
*.txt)
# VC text file format
# TODO: this also outputs to stdout
VORBISTAG='tee'
;;
esac

# space separated list of recommended standard field names
Expand Down Expand Up @@ -84,36 +81,36 @@ vorbis()
ISRC='%i %u'

(for field in $fields; do
case "$field" in
(*=*) echo "$field";;
(*)
value=""
for conv in $(eval echo \$$field); do
value=$($CUEPRINT -n $trackno -t "$conv\n" "$cue_file")

if [ -n "$value" ]; then
echo "$field=$value"
break
fi
done
;;
esac
case "$field" in
(*=*) echo "$field";;
(*)
value=''
for conv in $(eval echo \$"$field"); do
value=$($CUEPRINT -n "$trackno" -t "$conv\n" "$cue_file")
if [ -n "$value" ]; then
echo "$field=$value"
break
fi
done
;;
esac
done) | $VORBISTAG "$file"
}

id3()
{
MP3TAG=$(which mid3v2) \
|| MP3TAG=$(which id3v2)
for mp3_cmd in mid3v2 id3v2; do
type "$mp3_cmd" >/dev/null 2>&1 && MP3TAG="$mp3_cmd" && break
done
if [ -z "${MP3TAG}" ]; then
echo "error: not found '(m)id3v2'."
exit 1
fi

# space separated list of ID3 v1.1 tags
# see http://id3lib.sourceforge.net/id3/idev1.html
# see http://id3lib.sourceforge.net/id3/id3v1.html

fields="TITLE ALBUM ARTIST YEAR COMMENT GENRE TRACKNUMBER"
fields='TITLE ALBUM ARTIST YEAR COMMENT GENRE TRACKNUMBER'

# fields' corresponding cueprint conversion characters
# separate alternates with a space
Expand All @@ -128,42 +125,42 @@ id3()

for field in $fields; do
case "$field" in
*=*) value="${field#*=}";;
*)
value=""
for conv in $(eval echo \$$field); do
value=$($CUEPRINT -n $1 -t "$conv\n" "$cue_file")

if [ -n "$value" ]; then
break
fi
done
;;
*=*) value="${field#*=}";;
*)
value=''
for conv in $(eval echo \$"$field"); do
value=$($CUEPRINT -n "$1" -t "$conv\n" "$cue_file")

if [ -n "$value" ]; then
break
fi
done
;;
esac

if [ -n "$value" ]; then
case $field in
TITLE)
$MP3TAG -t "$value" "$2"
;;
ALBUM)
$MP3TAG -A "$value" "$2"
;;
ARTIST)
$MP3TAG -a "$value" "$2"
;;
YEAR)
$MP3TAG -y "$value" "$2"
;;
COMMENT)
$MP3TAG -c "$value" "$2"
;;
GENRE)
$MP3TAG -g "$value" "$2"
;;
TRACKNUMBER)
$MP3TAG -T "$value" "$2"
;;
TITLE)
$MP3TAG -t "$value" "$2"
;;
ALBUM)
$MP3TAG -A "$value" "$2"
;;
ARTIST)
$MP3TAG -a "$value" "$2"
;;
YEAR)
$MP3TAG -y "$value" "$2"
;;
COMMENT)
$MP3TAG -c "$value" "$2"
;;
GENRE)
$MP3TAG -g "$value" "$2"
;;
TRACKNUMBER)
$MP3TAG -T "$value" "$2"
;;
esac
fi
done
Expand All @@ -185,34 +182,31 @@ main()
NUM_FILES=0 FIELDS=
for arg in "$@"; do
case "$arg" in
*.*) NUM_FILES=$(expr $NUM_FILES + 1);;
*) FIELDS="$FIELDS $arg";;
*.*) NUM_FILES=$(( NUM_FILES + 1));;
*) FIELDS="$FIELDS $arg";;
esac
done

if [ $NUM_FILES -ne $ntrack ]; then
echo "warning: number of files does not match number of tracks"
if [ "$NUM_FILES" -ne "$ntrack" ]; then
echo 'warning: number of files does not match number of tracks'
fi

for file in "$@"; do
case $file in
*.[Ff][Ll][Aa][Cc])
vorbis $trackno "$file" $FIELDS
;;
*.[Oo][Gg][Gg])
vorbis $trackno "$file" $FIELDS
;;
*.[Mm][Pp]3)
id3 $trackno "$file" $FIELDS
;;
*.[Tt][Xx][Tt])
vorbis $trackno "$file"
;;
*.*)
echo "$file: uknown file type"
;;
case "$(lowercase "$file")" in
*.flac|*.ogg)
vorbis $trackno "$file" $FIELDS
;;
*.mp3)
id3 $trackno "$file" $FIELDS
;;
*.txt)
vorbis $trackno "$file"
;;
*.*)
echo "$file: uknown file type"
;;
esac
trackno=$(($trackno + 1))
trackno=$((trackno + 1))
done
}

Expand Down