Bash Aliases¶

alias find-tools='find-tools'
function find-tools(){
# URL_SOURCE https://stackoverflow.com/a/29754866/5090696
getopt --test > /dev/null
if [[ $? -ne 4 ]]; then
    echo "I’m sorry, `getopt --test` failed in this environment."
    exit 1
fi
OPTIONS=dm:fo:v
LONGOPTIONS=delete,mimetype:,force,output:,verbose
# -temporarily store output to be able to check for errors
# -activate advanced mode getopt quoting e.g. via “--options”
# -pass arguments only via   -- "$@"   to separate them correctly
PARSED=$(getopt --options=$OPTIONS --longoptions=$LONGOPTIONS --name "$0" -- "$@")
if [[ $? -ne 0 ]]; then
    # e.g. $? == 1
    #  then getopt has complained about wrong arguments to stdout
    exit 2
fi
# use eval with "$PARSED" to properly handle the quoting
eval set -- "$PARSED"
# now enjoy the options in order and nicely split until we see --
while true; do
    case "$1" in
        -d|--delete)
            d=y
            shift
            ;;
        -f|--force)
            f=y
            shift
            ;;
        -v|--verbose)
            v=y
            shift
            ;;
        -o|--output)
            outFile="$3"
            shift 2
            ;;
        -m|--mimetype)
            mime="$2"
            shift 2
            ;;
        --)
            shift
            break
            ;;
        *)
            echo "Programming error"
            exit 3
            ;;
    esac
done

mimetypes=$(sed -E 's/\/.*//g; /^$/d; /^#/d' /etc/mime.types | uniq)

echo "arguments are $1 , $mime"

ext=$(sed -E "/^${mime}/!d; s/^[^ \t]+[ \t]*//g; /^$/d; s/ /\n/g" /etc/mime.types | sed -Ez 's/\n$//; s/\n/\\|/g; s/(.*)/\.*\\.\\(\1\\)\n/')

# handle non-option arguments
if [[ $# -ne 1 ]]; then
    echo "Usage: ${0##*/} -m <mimetype> --delete <path/to/files>."
#    echo "Usage: ${0##*/} -m=<mimetype>"
    echo "Available mimetypes:"
    echo "$mimetypes"
#    exit 4
fi
# init the program

if [[ $1 ]]; then
     if [[ $d ]]; then
         find "$1" -type f -regex "$ext" | fzf -m | xargs -d '\n' -I {} rm -v {}
     fi
else
    echo "verbose: $v, force: $f, mimetype: $mime, delete: $d, in: $1, out: $outFile"
fi
}