simple shell script for Philips HUE

hue.sh

#!/bin/bash

# !!!!!!!!!!!!!! edit URL and TOKEN

URL="http://hue/api/TOKEN/lights/"

LIGHTS=""
while [[ "$1" -gt 0 ]]; do
  LIGHTS="$LIGHTS $1"
  shift
done

JSON=""
while [ "$#" -gt 0 ]; do
  V=$2
  case $1 in
    --on)
      X="\"on\":true"
      shift 1
      ;;
    --off)
      X="\"on\":false"
      shift 1
      ;;
    --bri)
      if [ "$V" -eq 0 ]; then
        X="\"on\":false"
      else
        X="\"on\":true,\"bri\":$(echo $[(V*254)/100])"
      fi
      shift 2
      ;;
    --hue)
      X="\"hue\":$(echo $[(V*65535)/100])"
      shift 2
      ;;
    --sat)
      X="\"sat\":$(echo $[(V*254)/100])"
      shift 2
      ;;
    --ct)
      X="\"ct\":$(echo $[(V*346)/100+154])"
      shift 2
      ;;
    --fade)
      X="\"transitiontime\":$(echo $[V*10])"
      shift 2
      ;;
  esac
  JSON="$JSON,$X"
done
JSON="{${JSON#,}}"

echo "request"
echo "$JSON" |jq

echo "response"
for L in $LIGHTS; do
  curl -s -XPUT "${URL}${L}/state" -d "${JSON}" |jq
done