85 lines
2.5 KiB
Bash
Executable File
85 lines
2.5 KiB
Bash
Executable File
#!/bin/sh
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#
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# metaflac-field2field.sh, Copyright © 2009 Matteo Cypriani
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#
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# This program is free software. It comes without any warranty, to
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# the extent permitted by applicable law. You can redistribute it
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# and/or modify it under the terms of the Do What The Fuck You Want
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# To Public License, Version 2, as published by Sam Hocevar. See
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# http://sam.zoy.org/wtfpl/COPYING for more details.
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#
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# This script uses metaflac to process field to field copy/move on
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# FLAC file metadatas.
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# Launch this script without arguments to display usage.
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# ----
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# Ce script utilise metaflac pour effectuer des actions de copie ou
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# déplacement de champ à champ sur les fichiers FLAC.
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# Lancer ce script sans argument pour afficher son utilisation.
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print_usage()
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{
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echo "Usage:"
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echo " $0 <ACTION> <SRC_FIELD> <DST_FIELD> <FILE.flac> [ <FILE2.flac> [...] ]"
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echo "<ACTION> : copy | move | rmcopy | mvcopy"
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echo " copy: each occurrence of SRC_FIELD is duplicated to create an occurrence of"
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echo " DST_FIELD; all the existing occurrences of SRC_FIELD and DST_FIELD are"
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echo " kept."
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echo " move: each occurrence of SRC_FIELD is moved to create an occurrence of"
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echo " DST_FIELD; the existing occurrences of DST_FIELD are kept."
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echo " rmcopy: the existing occurrences of DST_FIELD are deleted, then each"
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echo " occurrence of SRC_FIELD is duplicated to create an occurrence"
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echo " of DST_FIELD; the occurrences of SRC_FIELD are kept."
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echo " rmmove: the existing occurrences of DST_FIELD are deleted, then each"
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echo " occurrence of SRC_FIELD is moved to create an occurrence of"
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echo " DST_FIELD."
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exit 1
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}
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# Right number of arguments?
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if [ $# -lt 4 ] ; then
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echo "Wrong number of arguments!"
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print_usage
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fi
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ACTION=$1
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shift
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# Known action type?
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case $ACTION in
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copy) ;;
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move) ;;
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rmcopy) ;;
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rmmove) ;;
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*) echo "Action unknown \"$ACTION\"!" ; print_usage ;;
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esac
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SRC_FIELD=$1
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shift
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DST_FIELD=$1
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shift
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echo "Source field: $SRC_FIELD"
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echo "Destination field: $DST_FIELD"
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echo "Action: $ACTION"
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echo "Processing files..."
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if echo $ACTION | egrep '^rm' >/dev/null ; then
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echo "Deleting field $DST_FIELD on each file..."
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metaflac --remove-tag=$DST_FIELD "$@"
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fi
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for file in "$@" ; do
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echo "File: $file"
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metaflac --show-tag=$SRC_FIELD "$file" | sed 's/^[A-Z]\+=//' | while read c1 ; do
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metaflac --set-tag=$DST_FIELD="$c1" "$file"
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done
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done
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if echo $ACTION | egrep 'move$' >/dev/null ; then
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echo "Deleting $SRC_FIELD on each file..."
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metaflac --remove-tag=$SRC_FIELD "$@"
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fi
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# vim: expandtab!:ts=2
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