# $Id$
# configures printing on the host via mysql db settings

get_printer_settings()
{
	local i all count prn_ids settings DB_PRINTER

	# first get all printer names
	prn_ids=$(mysqldo "select id from cfg_printers where serial='${ALX_SERIAL}'")

	# set counter equal to numbers of printers
	declare -i count=0
	for i in ${prn_ids}
	do
		# now get the other settings und put them in arrays
		ALX_PRINTER_NAME[${count}]=$(mysqldo "select printer_name from cfg_printers where serial='${ALX_SERIAL}' and id='${i}'")
		ALX_PORT[${count}]=$(mysqldo "select port from cfg_printers where serial='${ALX_SERIAL}' and id='${i}'")
		ALX_IP[${count}]=$(mysqldo "select ip from cfg_printers where serial='${ALX_SERIAL}' and id='${i}'")
		ALX_SHARE[${count}]=$(mysqldo "select share from cfg_printers where serial='${ALX_SERIAL}' and id='${i}'")

		(( count++ ))
	done

	# export all settings
	export ALX_COUNT=${count}
	export ALX_PRINTER_NAME
	export ALX_PORT
	export ALX_IP
	export ALX_SHARE
}

config_printing()
{
	local port
	local CONFIG

	# first of all get the vars
	get_printer_settings

	# first of all delete all printers, by wiping /etc/printcap and all spooler directories
	CONFIG=/etc/printcap
	clearconfig

	if [[ -d /var/spool/lpd ]]
	then
		rm -rf /var/spool/lpd
		install -d /var/spool/lpd
		install -d /var/spool/lpd/lp
		chown lp:lp /var/spool/lpd/lp
		chmod 0700 /var/spool/lpd/lp
	fi

	for (( i=0; i < ALX_COUNT; i++ ))
	do
		# get real port settings
		case ${ALX_PORT[${i}]} in
			lpt[0-9]*) port="/dev/lp$(( ${ALX_PORT[${i}]/lpt/}-1 ))" ;;
			com[0-9]*) port="/dev/ttyS$(( ${ALX_PORT[${i}]/com/}-1 ))" ;;
			usb[0-9]*) port="/dev/usb/lp$(( ${ALX_PORT[${i}]/usb/}-1 ))" ;;
			#lpd) port="lpd://${ip}/${share}" ;;
			#socket) port="socket://${ip}:${share}" ;;
		esac

		# now add new printers (writing printcap)
		addconfig "#--- added by alxconfig ---"
		addconfig "${ALX_PRINTER_NAME[${i}]}|${ALX_PRINTER_NAME[${i}]}"
		addconfig "	:lp=${port}"
		addconfig "	:sd=/var/spool/lpd/${ALX_PRINTER_NAME[${i}]}"
		addconfig "#-----------------------"
		addconfig

		# install spooler directories
		install -o lp -g lp -m0700 -d /var/spool/lpd/${ALX_PRINTER_NAME[${i}]}
	done

	# start lprng if ALX_COUNT > 0
	if [[ ${ALX_COUNT} != 0 ]]
	then
		rc-config add lprng &> /dev/null
	else
		rc-config del lprng &> /dev/null
	fi
}