#!/bin/bash

# mkicasession
# creates ica sessions on-the-fly

LOCATION="/etc/alx-config/ica-sessions"

usage(){
	echo "$(basename $0) sessionname server1 server2 server3 user pass domain screen [filename.ica]"
	echo "if filename is not given the sessionname will be used.
	echo "default location is ${LOCATATION}.
	exit 1
}

create_ica(){

	local SERVER1 SERVER2 SERVER3 SESSIONNAME USER PASS DOMAIN SCREEN

	#sessionname server1 server2 server3 user pass domain screen
	
	SESSIONNAME=$1
	SERVER1=$2
	SERVER2=$3
	SERVER3=$4
	USER=$5
	PASS=$6
	DOMAIN=$7
	SCREEN=$8
	ICAFILE=$9
	
	if [ -z "${ICAFILE}" -a -n "${SESSIONNAME}" ]
	then
		ICAFILE="${LOCATION}/${SESSIONNAME}.ica"
	fi
	
	
	echo "[WFClient]" > ${ICAFILE}
	echo "Version=3" >> ${ICAFILE}

	[ -n "${SERVER1}" ] && echo "TcpBrowserAddress=${SERVER1}" >> ${ICAFILE}
	[ -n "${SERVER2}" ] && echo "TcpBrowserAddress2=${SERVER2}" >> ${ICAFILE}
	[ -n "${SERVER3}" ] && echo "TcpBrowserAddress3=${SERVER3}" >> ${ICAFILE}

	echo "ScreenPercent=0" >> ${ICAFILE}

	echo "[ApplicationServers]" >> ${ICAFILE}
	echo "${SESSIONNAME}=" >> ${ICAFILE}

	echo "[${SESSIONNAME}]" >> ${ICAFILE}
	echo "Address=${SESSIONNAME}" >> ${ICAFILE}
	echo "InitialProgram=#${SESSIONNAME}" >> ${ICAFILE}
	echo "DesiredColor=3" >> ${ICAFILE}
	echo "TransportDriver=TCP/IP" >> ${ICAFILE}
	echo "WinStationDriver=ICA 3.0" >> ${ICAFILE}
	
	[ -n "${USER}" ] && echo "Username=${USER}" >> ${ICAFILE}
	[ -n "${PASS}" ] && echo "ClearPassword=${PASS}" >> ${ICAFILE}
	[ -n "${DOMAIN}" ] && echo "Domain=${DOMAIN}" >> ${ICAFILE}

	case ${SCREEN} in
		full)
			echo "UseFullScreen=Yes" >> ${ICAFILE}
			echo "NoWindowManager=True" >> ${ICAFILE}
			;;
		seamless)
			echo "TWIMode=On" >> ${ICAFILE}
			;;
		*)
			echo "please use either 'full' or 'seamless'"
			exit 1
			;;
	esac
}

if [ -z "$1" \
	-o -z "$2" \
	-o -z "$5" \
	-o -z "$6" \
	-o -z "$7" \
	-o -z "$8" ]
then
	usage
else
	create_ica "$1" "$2" "$3" "$4" "$5" "$6" "$7" "$8" "$9"
fi