#!/bin/bash
########################################################################
#
# filename:	irlp-tweet
#
# description:	This file will post your link status to a Twitter account.
#		It REQUIRES to also set up a SUPERTWEET.COM Proxy
#		Account to handle a workaround for Twitters Oauth policy.	
#
# original authors:  For this file, it is Chuck, N4YCW (IRLP4124)  
#
#                    Place in a directory, I used: irlp/custom
#		     Add a call to this file in your custom on/off files.
#                  Example $CUSTOM/irlp-tweet
#
#
# history:
# 2009-01-19	n4ycw	Initial.
# 2009-01-19	kc6hur	added compatability with EchoIRLP and changed
#			message format.
#
# 2011-07-04    w2ymm   changed url to use Suupertweet as the Oauth
#                       Proxy to handle tweets.  And i created a 
#			Readme file for installation assistance.
#		
########################################################################
#
# configuration section, self-explanatory

USERNAME="xxxxxxxx"  #Twitter user name
PASSWORD="xxxxx"     #Supertweet password NOT Twitter password
# Change false to true if you want Echolink callsign to be displayed;
# otherwise, Echolink node number will be displayed.
USE_CALLSIGN=true

#############################################
#
# Nothing should need to be changed below to make this functional.
#
if [ ${#STATIONID} = "6" ] ; then 
  CONVERTED_STATIONID="$STATIONID"0
else
  CONVERTED_STATIONID="$STATIONID"
fi
NODE_NUM=`echo $CONVERTED_STATIONID | cut -c 4-7`

URL="http://api.supertweet.net/1/statuses/update.xml"

# Make sure we are user repeater!!!
if [ `/usr/bin/whoami` != "repeater" ] ; then
  echo This program must be run as user REPEATER!
  exit 1
fi

# Make sure we have sourced the environment file
if [ "$RUN_ENV" != "TRUE" ] ; then 
  . /home/irlp/custom/environment
fi

#
# Assemble the Node Status
#
if [ ! -f $LOCAL/enable ] ; then        # Missing $LOCAL/enable = OFFLINE
  NODE_STATUS="OFFLINE"
elif [ -f $LOCAL/active ] ; then	# $LOCAL/active = CONNected/BUSY
  if [ -s $LOCAL/active ] ; then	# Not Empty $LOCAL/active = CONNected
    if [ -s $LOCAL/echo_active ] ; then	# See if connected to EchoLink
      if $USE_CALLSIGN ; then
        NODE_STATUS="CONNECTED to EchoLink `cat $LOCAL/echo_call | tr [:lower:] [:upper:]`"
      else
        NODE_STATUS="CONNECTED to EchoLink `cat $LOCAL/echo_active`"
      fi
    else				# Must be an IRLP connection
# Uncomment the next line to strip the STN or REF from the connected node number
#      NODE_STATUS="CONNECTED to IRLP `cat $LOCAL/active | cut -c 4-7`"
# Comment the next line if the above line is uncommented
      NODE_STATUS="CONNECTED to IRLP `cat $LOCAL/active | tr [:lower:] [:upper:]`"
    fi
  else					# Empty $LOCAL/active = BUSY
    NODE_STATUS="BUSY"
  fi
else                                    # Missing $LOCAL/active = IDLE
  NODE_STATUS="IDLE"
fi

result=`curl -u $USERNAME:$PASSWORD -d status="IRLP $NODE_NUM: $NODE_STATUS" $URL`

exit