#!/bin/bash

CMD="$1"
USER="$2"
PASS="$3"
DOMAIN="$4"
APP="$5"

BROWSER=""
: ${STOREFRONT_STORE=""}

if [[ -z ${STOREFRONT_STORE} ]]
then
	source @@SYSCONFDIR@@/mcore/citrix.conf
fi

# prefer storebrowse
if [[ -e ${STOREBROWSE_EXECUTABLE} ]]
then
	BROWSER=${STOREBROWSE_EXECUTABLE}
	ADDSTORE_REQUIERED=1
# use old pnabrowse
elif [[ -e ${PNABROWSE_EXECUTABLE} ]]
then
	BROWSER=${PNABROWSE_EXECUTABLE}
	ADDSTORE_REQUIERED=0
else
	echo "No Citrix browser found."
	exit 1
fi

USE_XMESSAGE=0
if [[ -x $(type -P xmessage) ]]
then
	USE_XMESSAGE=1
fi

storefront_add_store()
{
	if [[ -z $("${BROWSER}" -l "${STORE}" | grep "'${STOREFRONT_STORE}'") ]]
	then
		"${BROWSER}" -a "${STOREFRONT_STORE}"
	else
		echo "Store '${STOREFRONT_STORE}' already added."
	fi
}

storefront_delete_store()
{
	if [[ -n $("${BROWSER}" -l "${STORE}" | grep "'${STOREFRONT_STORE}'") ]]
	then
		"${BROWSER}" -d "${STOREFRONT_STORE}"
	else
		echo "Store '${STOREFRONT_STORE}' not found."
	fi
}

storefront_subscribe_app()
{
	# already subscribed?
	if [[ -z $("${BROWSER}" -S -U "${USER}" -P "${PASS}" -D "${DOMAIN}" "${STOREFRONT_STORE}" | grep "'${APP}'") ]]
	then
		"${BROWSER}" -s "${APP}" -U "${USER}" -P "${PASS}" -D "${DOMAIN}" "${STOREFRONT_STORE}"
	else
		echo "'${APP}' already subscribed.'"
	fi
}

storefront_unsubscribe_app()
{
	# already subscribed?
	if [[ -n $("${BROWSER}" -S -U "${USER}" -P "${PASS}" -D "${DOMAIN}" "${STOREFRONT_STORE}" | grep "'${APP}'") ]]
	then
		"${BROWSER}" -u "${APP}" -U "${USER}" -P "${PASS}" -D "${DOMAIN}" "${STOREFRONT_STORE}"
	else
		echo "'${APP}' not subscribed.'"
	fi
}

storefront_enumerate()
{
	"${BROWSER}" -E -U "${USER}" -P "${PASS}" -D "${DOMAIN}" "${STOREFRONT_STORE}"
}

storefront_launch()
{
	"${BROWSER}" -L "${APP}" -U "${USER}" -P "${PASS}" -D "${DOMAIN}" "${STOREFRONT_STORE}"
}

case ${CMD} in
	enumerate)
		# enumerate apps
		if [[ ${ADDSTORE_REQUIERED} = 1 ]]
		then
			storefront_add_store
		fi
		storefront_enumerate
		;;

	launch)
		# launch apps
		if [[ ${USE_XMESSAGE} = 1 ]]
		then
			xmessage -center -title "ICA-Client" -buttons "" "
   Starting session '${APP}' ...   

" &
		fi
		if [[ ${ADDSTORE_REQUIERED} = 1 ]]
		then
			storefront_add_store
			storefront_subscribe_app
		else
			# always enumerate all apps to fill the cache or launch will not work
			# and always enumerate if the cache is older than one day
			if [ ! -f ~/.ICAClient/cache/Citrix/PNAgent/AppCache/appdata.xml ] ||
				[[ ! -z $(find ~/.ICAClient/cache/Citrix/PNAgent/AppCache/appdata.xml -mtime +1) ]]
			then
				storefront_enumerate
			fi
		fi
		if storefront_launch
		then
			if [[ ${USE_XMESSAGE} = 1 ]]
			then
				killall xmessage
			fi
		else
			if [[ ${USE_XMESSAGE} = 1 ]]
			then
				killall xmessage
				xmessage -center -title "ICA-Client" -buttons "
   Abort" "Failed to start session '${APP}'.   

" &
			else
				echo "Failed to start session '${APP}'."
			fi
		fi
		;;

	*)
		echo "Unknown command '${CMD}'."
		exit 1
		;;
esac