# plugin-startup-skript for powermate-plugin
# $Header: /var/cvsroot/gentoo-x86/media-plugins/vdr-powermate/files/rc-addon.sh,v 1.1 2005/12/13 20:59:06 hd_brummy Exp $

# try to autodetect device for powermate

detect_powermate() {
	POWERMATE_DEVICE=""

	local devfile
	local base
	local sysfile
	local linkdest

	for devfile in /dev/input/event*; do
		# check if devile is device
		[[ -c "${devfile}" ]] || continue

		# and for corresponding sysfs-entry
		base=${devfile/\/dev\/input\//}
		sysfile=/sys/class/input/${base}/device/driver
		[[ -L "${sysfile}" ]] || continue

		# if driver-link contains powermate
		linkdest=$(readlink ${sysfile})
		[[ "${linkdest}" != "${linkdest/powermate/}" ]] || continue

		# the we are done
		POWERMATE_DEVICE="${devfile}"
		break
	done
}

plugin_pre_vdr_start() {
	if [[ "${POWERMATE_DEVICE:-auto}" == "auto" ]]; then
		detect_powermate
	fi

	if [[ -c "${POWERMATE_DEVICE}" ]]; then
		chown vdr:vdr "${POWERMATE_DEVICE}"
		add_plugin_param "--device=${POWERMATE_DEVICE}"
	else
		ewarn "No powermate-device found."
	fi
}

# for compatibility
if [[ ${SCRIPT_API:-1} -lt 2 ]]; then
	plugin_pre_vdr_start
fi