#!/usr/bin/env bash
#
# Called when a new tag is read
#
# $RFID_TAG_ID will be set to the tag read
#
# Author: Dave Eddy <dave@daveeddy.com>
# Date: July 16, 2018
# License: MIT

tag=$RFID_TAG_ID
hex_re='^[0-9a-fA-F]+$'

# Sanity check
[[ -n $tag ]] || exit 1
[[ $tag =~ $hex_re ]] || exit 1

# Do some work with the tag information received
echo "running command as $(whoami) for tag $tag"