#!/bin/sh
# Simple OWFS Humidity Munin Plugin
# Copyright: (C) 2012 Christoph Winkler <cw[at]chrisge[dot]org>
# Web: http://www.chrisge.org / http://weather.chrisge.org
# License: GPL-3 <http://www.gnu.org/licenses/gpl-3.0.txt>

if [ "$1" = "config" ]; then

echo 'graph_title Humidity (Luftfeuchtigkeit)'
echo 'graph_args --rigid'
echo 'graph_vlabel Relative Humidity in %'
echo 'graph_scale no'
echo 'graph_category Weather'

echo 'screen0.label Local Relative Humidity'
echo 'real0.label Adapted from YAHOO! Weather'

echo 'real0.draw LINE1'

exit 0
fi

TWC_TMP="/tmp/weather_twc_tmp"
wget "http://de.weather.com/weather/local/77746?x=0&y=0" -O $TWC_TMP > /dev/null 2>&1

REAL=$(cat $TWC_TMP | grep -A2 Luftfeuchtigkeit | tail -n 1 | cut -d '>' -f 2 | cut -d'%' -f1)
STATE_R="/tmp/humidity_r"

echo $REAL > $STATE_R

BASE="/media/owfs"

SENSOR_0="26.E67023010000"
STATE_0="/tmp/humidity_0"

if test -d ${BASE}/$SENSOR_0
then
  SCREEN_0=$(cat ${BASE}/$SENSOR_0/humidity ; echo)
  echo $SCREEN_0 > $STATE_0
  echo screen0.value $SCREEN_0
fi

echo real0.value $REAL