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sanitize file names, or sanitize recursively
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#!/usr/bin/env bash | |
sanitize_node() { | |
shopt -s extglob | |
filename=$(basename "$1") | |
directory=$(dirname "$1") | |
if [ -f "$1" ]; then | |
extension=".${filename##*.}" | |
else | |
extension="" | |
fi | |
name="${filename%.*}" | |
cleanname="${name//+([^[:alnum:]_-\.])/_}" | |
if (test "$filename" != "${cleanname}${extension}"); then | |
finalname="${cleanname}${extension}" | |
if [ -e "${cleanname}${extension}" ]; then | |
num=1 | |
while [ -e "${cleanname}-${num}${extension}" ]; do | |
((num += 1)) | |
done | |
finalname="${cleanname}-${num}${extension}" | |
fi | |
mv "$1" "$directory/$finalname" | |
fi | |
} | |
usage() { | |
echo "sanitize file names" | |
echo "usage:" | |
echo "- sanitize [file]" | |
echo "- sanitize -R [directory]" | |
} | |
[[ "$1" == "-R" && -d "$2" ]] || [[ -f "$1" && "$2" == "" ]] || { usage && exit 1; } | |
if [ "$1" == -R ]; then | |
export -f sanitize_node | |
find "$2" -depth -exec bash -c 'sanitize_node "{}"' \; | |
else | |
sanitize_node "$1" | |
fi |
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modified from https://odoepner.wordpress.com/2011/10/13/bash-script-to-recursively-sanitize-folder-and-file-names/