dotfiles/.local/bin/scripts/duploc

#!/bin/sh
# Delete files under current or given path
# which exist elsewhere as listed by locate.
# Args: [threshold (MB)] <filepaths...>
# OptDepends: synct (for checking against original filename)
while test $# -gt 0; do
  case "$1" in
    ([0-9]|[0-9][0-9]) threshold=$1;;
    (-n) noscan=$1;;
    (-v) verbose=$1; set -x;;
    (*) break;;
  esac
  shift
done
test "$noscan" || "Updating Locate Database..." && sudo updatedb
find "$@" -size +${threshold:-50}M -type f -exec sh -c "IFS=$'\n'; verbose='$verbose'"'
  target="$(synct-unarchive "{}" || echo "{}")"
  highlight "{}"
  for existing in $(locate -b "$(basename "$target")")
  do test "$verbose" && echo "Checking $existing against {}"
     test -n "$(dupcheck "{}" "$existing")" &&
     echo "Duplicate found at $existing" &&
     rm -vi "{}" && break
  done' \;