#!/bin/bash

# <niro@magellan-linux.de>

#%rlevels: 7:s 0:k 6:k
#%start: 41
#%stop: 01

#deps
#%needs:
#%before:
#%after:

# checks first if the client was already configured and if it has an valid serial
# if not it runs the autoconfiguration script
# these settings will be used for client setup
#
# if client was valid it first will check if his settings against the server
# if no changes are at server side they will be kept, if yes the get updated. 
# the server settings has higher priority.

#                       +-----+
#                       |start|
#                       +-----+
#                          |
#                          |
#              start_preliminary_network
#                          |
#                          |       n
#                  serial_check ------->  get_new_serial
#                          |                      |
#                         y|                      |
#                          |           n          |
#                check_is_configured ---->  run_hw_detection
#                          |                      |
#                         y|                      |
#            n             |                      |
#        +--------cfg_equal_to_db          import_settings_to_db
#        |                 |                      |
#   update_from_db        y|                      |
#        |                 |                      |
#   set_is_configured      |                  set_is_configured
#        +-----------------|                      | 
#                          +----------------------+
#                          |
#                          |
#               stop_preliminary_network
#                          |
#                          |
#                       +----+
#                       |done|
#                       +----+
#                          |
#                          |
#                 normal_system_bootup
#                          |
#                          .
#                          .
#                          .
# 
# 
# 

source /etc/sysconfig/rc
source $rc_functions

#mysql settings
source /etc/alx-config/config.rc
source /opt/alx-config/functions/mysqlfunctions
source /opt/alx-config/functions/alx-mysql-functions

#check if mysql is available
[ -x /usr/bin/mysql ] && MYSQL_ALX=true

#other needed vars
ALX_HW_DETECT=false
ALX_NETWORK_SETUP=false
ALX_XSERVER_SETUP=false
ALX_SESSION_SETUP=false
ALX_PRINTER_SETUP=false

#unset vars which may kill us
unset ALX_SERIAL ALX_STATE


#setup needed directories
[ ! -d /etc/alx-config/state ] && install -d /etc/alx-config/state


# still a need to implement this ?
# #needed to detect usb/livecd boot
# if [ -e /.bootdev ]
# then
# 	source /.bootdev
# else
# 	echo "Couldn't find /.bootdev. Aborting."
# 	exit 1
# fi

# still a need to implement this ? --> media-check ?
settings_import() {
	if [ "${FSTYPE}" == "vfat" ]
	then
		if [ -e /mnt/cdrom/settings/system ]
		then
			echo -e ${COLOREDSTAR}"Importing old alx-settings ..."
			( cp -R /mnt/cdrom/settings/system/* /etc/alx-config/settings/menu &&
			  source /etc/alx-config/config.rc &&
			  source /opt/alx-config/Configurator/config_functions.sh &&
			  setup_xfree > /dev/null 2>&1 &&
			  setup_modules > /dev/null 2>&1 &&
			  setup_network > /dev/null 2>&1 &&
			  #setup_printers > /dev/null 2>&1 &&
			  setup_sessions > /dev/null 2>&1 &&
			  touch /etc/alx-config/imported )
			evaluate_retval
		fi
	fi
}


# this thingy needs an complete rewrite.
# first get all settings from db server,
# than check against local system settings,
# if there are any differences, update the local settings,
# as the server has a higher priority.
# Important: write local settings only if they make sense,
#            to have a fallback in case the server is down!
#get_settings_from_server(){
# 	#some needed arrays
# 	#ARRAY_NETWORK #module domain networking netmask dns gateway
# 	#SESSION #
# 	#GRAFIK  #
# 
# 	echo "Importing now old Settings ..."
# 	
# 	local serial module domain networking netmask dns gateway i x all
# 	
# 	declare -i i=0
# 	
# 	#get hostname from database
# 	MY_HOSTNAME=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
# 		"select hostname from cfg_serial where id='${ALX_SERIAL}'")
# 	
# 	#get network settings from database
# 	all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
# 			"select module,
# 				domain,
# 				networking,
# 				netmask,
# 				dns,
# 				gateway,
# 				broadcast,
# 				ip
# 			from cfg_network where serial='${ALX_SERIAL}'")
# 	#split'em up and put in array
# 	for x in ${all}
# 	do
# 		ARRAY_NETWORK[${i}]=${x}
# 		((i++))
# 	done
# 	echo " Network:"
# 	echo "   MODULE:     ${ARRAY_NETWORK[0]}"
# 	echo "   IP:         ${ARRAY_NETWORK[7]}"
# 	echo "   HOSTNAME:   ${MY_HOSTNAME}"
# 	echo "   DOMAIN:     ${ARRAY_NETWORK[1]}"
# 	echo "   NETWORKING: ${ARRAY_NETWORK[2]}"
# 	echo "   NETMASK:    ${ARRAY_NETWORK[3]}"
# 	echo "   DNS:        ${ARRAY_NETWORK[4]}"
# 	echo "   GATEWAY:    ${ARRAY_NETWORK[5]}"
# 	echo "   BROADCAST:  ${ARRAY_NETWORK[6]}"
# 	echo
# 		
# 	#get x settings from database
# 	local module resolution
# 	
# 	#reset i
# 	declare -i i=0
# 	all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
# 			"select module,
# 				resolution
# 			from cfg_grafik where serial='${ALX_SERIAL}'")
# 	#split'em up and put in array
# 	for x in ${all}
# 	do
# 		ARRAY_GRAFIK[${i}]=${x}
# 		((i++))
# 	done
# 	
# 	echo " VGA:"
# 	echo "   MODULE:     ${ARRAY_GRAFIK[0]}"
# 	echo "   RESOLUTION: ${ARRAY_GRAFIK[1]}"
# 	echo
# 	
# 	#get ica-sessions from database
# 	ARRAY_SESSIONS=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
# 			"select session from cfg_session where serial='${ALX_SERIAL}'")
# 	
# 	echo " SESSIONS:"
# 	declare -i i=0
# 	for x in ${ARRAY_SESSIONS}
# 	do
# 		((i++))
# 		echo "   SESSION${i}:   ${x}"
# 	done
# 	echo
# 	
# 	#now write these settings
# 	local SETTINGSPATH
# 	
# 	#network
# 	
# 	#settings must be also set on system, so we put this to menu
# 	SETTINGSPATH=${SETTINGS_TEMPLATE}/menu
# 	
# 	[ ! -d ${SETTINGSPATH}/modules ] && install -d ${SETTINGSPATH}/modules
# 	echo "${ARRAY_NETWORK[0]}" > ${SETTINGSPATH}/modules/modules
# 	
# 	[ ! -d ${SETTINGSPATH}/network ] && install -d ${SETTINGSPATH}/network
# 	echo "${MY_HOSTNAME}" > ${SETTINGSPATH}/network/hostname
# 	echo "${ARRAY_NETWORK[1]}" > ${SETTINGSPATH}/network/domain
# 	echo "${ARRAY_NETWORK[2]}" > ${SETTINGSPATH}/network/networking
# 	[ -n "${ARRAY_NETWORK[3]}" ] && echo "${ARRAY_NETWORK[3]}" > ${SETTINGSPATH}/network/netmask
# 	[ -n "${ARRAY_NETWORK[4]}" ] && echo "${ARRAY_NETWORK[4]}" > ${SETTINGSPATH}/network/dns
# 	[ -n "${ARRAY_NETWORK[5]}" ] && echo "${ARRAY_NETWORK[5]}" > ${SETTINGSPATH}/network/gateway
# 	[ -n "${ARRAY_NETWORK[6]}" ] && echo "${ARRAY_NETWORK[6]}" > ${SETTINGSPATH}/network/broadcast
# 	[ -n "${ARRAY_NETWORK[7]}" ] && echo "${ARRAY_NETWORK[7]}" > ${SETTINGSPATH}/network/ip


validate_networking(){
	#source /opt/alx-config/Configurator/config_functions.sh

	local x i all LOCAL_NETWORK DB_NETWORK SETTINGSPATH
	
	#all arrays:
	# ->  hostname modules domain networking ip netmask dns gateway broadcast

  #networking
	#get settings from local system
	SETTINGSPATH=${SETTINGS_TEMPLATE}/system
	declare -i i=0
	for x in network/hostname \
		modules/modules \
		network/domain \
		network/networking \
		network/ip \
		network/netmask \
		network/dns \
		network/gateway \
		network/broadcast
	do
		if [ -f ${SETTINGSPATH}/${x} ]
		then
			#file exist, then use content
			LOCAL_NETWORK[${i}]="$(< ${SETTINGSPATH}/${x})"
		else
			LOCAL_NETWORK[${i}]=""
		fi
		((i++))
	done
	
	#get settings from database
#	DB_NETWORK[0]=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
#				"select hostname from cfg_network where serial='${ALX_SERIAL}'")
	
	all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"select hostname,
				module,
				domain,
				networking,
				ip,
				netmask,
				dns,
				gateway,
				broadcast
		from cfg_network where serial='${ALX_SERIAL}'")
	
	#split'em up and put in an array
	declare -i i=0
	for x in ${all}
	do
		DB_NETWORK[${i}]=${x}
		((i++))
	done
	
	#needed by the small hotfix
	local FIX_ME
	FIX_ME="${DB_NETWORK[2]}"
	
	
	#now compare this stuff if they are equal
	for ((i=0; i < 9; i++))
	do
		if [ "${DB_NETWORK[${i}]}" = "${LOCAL_NETWORK[${i}]}" ]
		then
			echo "${i}: ${DB_NETWORK[${i}]} == ${LOCAL_NETWORK[${i}]}"
			
			#delete equal stuff from DB_NETWORK
			DB_NETWORK[${i}]="*NULL*"
			
		else
			echo "${i}: ${DB_NETWORK[${i}]} != ${LOCAL_NETWORK[${i}]}"
		fi
	done
	
	
	#update configs
	SETTINGSPATH=${SETTINGS_TEMPLATE}/menu
	declare -i i=0
	for x in network/hostname \
		modules/modules \
		network/domain \
		network/networking \
		network/ip \
		network/netmask \
		network/dns \
		network/gateway \
		network/broadcast
	do
		#update only staff wich wasn't overwritten
		if [ "${DB_NETWORK[${i}]}" != "*NULL*" ]
		then
			#create directory if not exist
			if [ ! -d $(dirname ${SETTINGSPATH}/${x}) ] 
			then
				install -d $(dirname ${SETTINGSPATH}/${x})
			fi
			echo "${DB_NETWORK[${i}]}" > ${SETTINGSPATH}/${x}
			
			# theses fucking config functions:
			# network gets only updated,
			# if ${SETTINGS_TEMPLATE}/menu/network/networking exist
			# so we force an update here
			if [ ! -f ${SETTINGSPATH}/network/networking ]
			then
				[ ! -d ${SETTINGSPATH}/network ] && install -d ${SETTINGSPATH}/network
				echo "${FIX_ME}" > ${SETTINGSPATH}/network/networking
			fi

			#set update flag
			ALX_NETWORK_SETUP=true
		fi
		((i++))
	done
}



validate_xserver(){
	#source /opt/alx-config/Configurator/config_functions.sh
	
	local x i all LOCAL_XSERVER DB_XSERVER SETTINGSPATH

	#all arrays:
	# ->  xmodule resolution depth mouse monvendor monmodel hsync vref

  #xserver
	#get settings from local system
	#vga
	SETTINGSPATH=${SETTINGS_TEMPLATE}/system
	declare -i i=0
	for x in vga/vga \
		vga/vgares \
		vga/vgadepth
	do
		if [ -f ${SETTINGSPATH}/${x} ]
		then
			#file exist, then use content
			LOCAL_XSERVER[${i}]="$(< ${SETTINGSPATH}/${x})"
		else
			LOCAL_XSERVER[${i}]=""
		fi
		((i++))
	done
	
	#mouse
	if [ -f ${SETTINGSPATH}/mouse/mouse ]
	then
		#file exist, then use content
		LOCAL_XSERVER[3]="$(< ${SETTINGSPATH}/mouse/mouse)"
	else
		LOCAL_XSERVER[3]=""
	fi
	
	#monitor
	local myvendor mymodel hsync vref 
	if [ -f ${SETTINGSPATH}/monitor/monitor ]
	then
		source ${SETTINGSPATH}/monitor/monitor
		
		declare -i i=4
		for x in "${myvendor}" \
			"${mymodel}" \
			"${hsync}" \
			"${vref}"
		do
			LOCAL_XSERVER[${i}]="${x}"
			((i++))
		done
	else
		LOCAL_XSERVER[4]=""
		LOCAL_XSERVER[5]=""
		LOCAL_XSERVER[6]=""
		LOCAL_XSERVER[7]=""
	fi
	
	
	#get settings from database
	all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"select module,
				resolution,
				depth
		from cfg_graphic where serial='${ALX_SERIAL}'")
	
	#split'em up and put in an array
	declare -i i=0
	for x in ${all}
	do
		DB_XSERVER[${i}]=${x}
		((i++))
	done
	
	# read mouse
	DB_XSERVER[3]=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
				"select mouse from cfg_input where serial='${ALX_SERIAL}'")
	
	#monitors
# 	all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
# 			"select vendor,
# 				model,
# 				hsync,
# 				vrefresh
# 		from cfg_monitor where serial='${ALX_SERIAL}'")

	all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
		        "select vendor,
				model,
				hsync,
				vrefresh
			from list_monitors
			inner join cfg_graphic
			on cfg_graphic.monitorid=list_monitors.id;")
	
	#split'em up and put in an array
	declare -i i=4
	for x in ${all}
	do
		DB_XSERVER[${i}]=${x}
		((i++))
	done
		
# 	#now compare this stuff if they are equal
# 	for ((i=0; i < 8; i++))
# 	do
# 		if [ "${DB_XSERVER[${i}]}" = "${LOCAL_XSERVER[${i}]}" ]
# 		then
# 			echo "${i}: ${DB_XSERVER[${i}]} == ${LOCAL_XSERVER[${i}]}"
# 			
# 			#delete equal stuff from DB_NETWORK
# 			DB_XSERVER[${i}]="*NULL*"
# 			
# 		else
# 			echo "${i}: ${DB_XSERVER[${i}]} != ${LOCAL_XSERVER[${i}]}"
# 		fi
# 	done
# 	
# 	
# 	#update configs
# 	SETTINGSPATH=${SETTINGS_TEMPLATE}/menu
# 	#xserver general
# 	declare -i i=0
# 	for x in vga/vga \
# 		vga/vgares \
# 		vga/vgadepth \
# 		mouse/mouse
# 	do
# 		#update only staff wich wasn't overwritten
# 		if [ "${DB_XSERVER[${i}]}" != "*NULL*" ]
# 		then
# 			#create directory if not exist
# 			if [ ! -d $(dirname ${SETTINGSPATH}/${x}) ] 
# 			then
# 				install -d $(dirname ${SETTINGSPATH}/${x})
# 			fi
# 			echo "${DB_XSERVER[${i}]}" > ${SETTINGSPATH}/${x}
# 			#set update flag
# 			ALX_XSERVER_SETUP=true
# 		fi
# 		((i++))
# 	done
# 	
# 	#xserver monitors
# 	if [ "${DB_XSERVER[4]}" != "*NULL*" \
# 		-o "${DB_XSERVER[5]}" != "*NULL*" \
# 		-o "${DB_XSERVER[6]}" != "*NULL*" \
# 		-o "${DB_XSERVER[7]}" != "*NULL*" ]
# 	then
# 		if [ ! -d ${SETTINGSPATH}/monitor ]
# 		then
# 			install -d ${SETTINGSPATH}/monitor
# 		fi
# 		echo "myvendor=\"${DB_XSERVER[4]}\""	> ${SETTINGSPATH}/monitor/monitor
# 		echo "mymodel=\"${DB_XSERVER[5]}\""	>> ${SETTINGSPATH}/monitor/monitor
# 		echo "hsync=\"${DB_XSERVER[6]}\""	>> ${SETTINGSPATH}/monitor/monitor
# 		echo "vref=\"${DB_XSERVER[7]}\""	>> ${SETTINGSPATH}/monitor/monitor
# 		
# 		#set update flag
# 		ALX_XSERVER_SETUP=true
# 	fi

	# - damn fucking setup_xfree routine need to rewrite this fucking stuff -
	# setup_xfree will only run
	# if ${SETTINGS_TEMPLATE}/menu/vga/vga exist
	# so we must *always* update *all* settings if something has changed

	#now compare this stuff if they are equal
	for ((i=0; i < 8; i++))
	do
		if [ "${DB_XSERVER[${i}]}" = "${LOCAL_XSERVER[${i}]}" ]
		then
			echo "${i}: ${DB_XSERVER[${i}]} == ${LOCAL_XSERVER[${i}]}"
			
			#delete equal stuff from DB_NETWORK
			#DB_XSERVER[${i}]="*NULL*"
			
		else
			echo "${i}: ${DB_XSERVER[${i}]} != ${LOCAL_XSERVER[${i}]}"
		fi
	done

	SETTINGSPATH=${SETTINGS_TEMPLATE}/menu
	if [ "${DB_XSERVER[0]}" != "*NULL*" \
		-o "${DB_XSERVER[1]}" != "*NULL*" \
		-o "${DB_XSERVER[2]}" != "*NULL*" \
		-o "${DB_XSERVER[3]}" != "*NULL*" \
		-o "${DB_XSERVER[4]}" != "*NULL*" \
		-o "${DB_XSERVER[5]}" != "*NULL*" \
		-o "${DB_XSERVER[6]}" != "*NULL*" \
		-o "${DB_XSERVER[7]}" != "*NULL*" ]
	then
		[ ! -d ${SETTINGSPATH}/vga ] && install -d ${SETTINGSPATH}/vga
		[ ! -d ${SETTINGSPATH}/mouse ] && install -d ${SETTINGSPATH}/mouse
		[ ! -d ${SETTINGSPATH}/monitor ] && install -d ${SETTINGSPATH}/monitor
		
		echo "${DB_XSERVER[0]}" > ${SETTINGSPATH}/vga/vga
		echo "${DB_XSERVER[1]}" > ${SETTINGSPATH}/vga/vgares
		echo "${DB_XSERVER[2]}" > ${SETTINGSPATH}/vga/vgadepth
		echo "${DB_XSERVER[3]}" > ${SETTINGSPATH}/mouse/mouse
		
		echo "myvendor=\"${DB_XSERVER[4]}\""	> ${SETTINGSPATH}/monitor/monitor
		echo "mymodel=\"${DB_XSERVER[5]}\""	>> ${SETTINGSPATH}/monitor/monitor
		echo "hsync=\"${DB_XSERVER[6]}\""	>> ${SETTINGSPATH}/monitor/monitor
		echo "vref=\"${DB_XSERVER[7]}\""	>> ${SETTINGSPATH}/monitor/monitor
		
		#set update flag
		ALX_XSERVER_SETUP=true
	fi
}


validate_sessions(){
	#source /opt/alx-config/Configurator/config_functions.sh

	local x i all LOCAL_SESSIONS DB_SESSIONS SETTINGSPATH count
	
	#all arrays:
	# ->  session1 session2 ... sessionN
	
	
	#no LOCAL_SESSIONS here, needs bubblesort
	
	#get settings from database
	all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"select session from cfg_sessions where serial='${ALX_SERIAL}'")
	
	#split'em up and put in an array (only if $all not zero)
	declare -i i=0
	if [ -n "${all}" ]
	then
		for x in ${all}
		do
			DB_SESSIONS[${i}]=${x}
			((i++))
		done
		count=${i}
	else
		count=0
	fi
	
	## no compare here, can only done with bubblesort or s.th like that
	# shows only the new sessions
	declare -i i=0
	#count=${#DB_SESSIONS[*]} #---> not working gets always 1, why ?
	
	echo "Number of new sessions: ${count}"
	for ((i=0; i < count; i++))
	do
		echo "${i} - ${DB_SESSIONS[${i}]}"
	done
	
	#update local configs
	SETTINGSPATH=${SETTINGS_TEMPLATE}/menu
	declare -i i=0
	
	#count=${#DB_SESSIONS[*]}
	
	if [ ${count} -gt 0 ]
	then
		#create directory if not exist
		[ ! -d ${SETTINGSPATH}/sessions ] && install -d ${SETTINGSPATH}/sessions
		
		#delete old sessions
		echo -n > ${SETTINGSPATH}/sessions/sessions
		
		for ((i=0; i < count; i++))
		do
			echo "${DB_SESSIONS[${i}]}" >> ${SETTINGSPATH}/sessions/sessions
		done
		
		#set update flag
		ALX_SESSION_SETUP=true
	fi
}


validate_printing(){
	#source /opt/alx-config/Configurator/config_functions.sh

	local x i k all LOCAL_PRINTER DB_PRINTER SETTINGSPATH count
	
	#all arrays: [2 dimensions !]
	# ->  name1 name2 ... nameN
	# ->  name1 printingport ip share
	
	#later on, for now -> name1 port1 ip1 share1 name2 ....
	# seperator is 4
	
	#local PRINTERNAME PRINTING IP SHARE
	
	# update *always* printers from database;
	# compare with local settings cannot be done yet
	
	#get settings from database
	all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"select printer_name,
				port,
				ip,
				share
		from cfg_printers where serial='${ALX_SERIAL}'")
	
	#split'em up and put in an array
	declare -i i=0
	declare -i k=0
	
	if [ -n "${all}" ]
	then
		for x in ${all}
		do
			((k++))
			DB_PRINTER[${i}]="${DB_PRINTER[${i}]} ${x}"
			if [ ${k} -eq 4 ]
			then
				((i++))
				#reset $k
				declare -i k=0
			fi
		done
		count=${i}
	else
		count=0
	fi
	
	#echo settings
	echo "Number of new printers: ${count}"
	for ((i=0; i < count; i++))
	do
		echo "${i} printer:"
		for x in ${DB_PRINTER[${i}]}
		do
			echo "    ${x}"
		done
	done
	
	#import settings (only if counter > 0)
	local prnset
	
	#delete all printers (*always*)
	if [ -d ${SETTINGS_TEMPLATE}/system/printing ]
	then
		SETTINGSPATH=${SETTINGS_TEMPLATE}/menu
		[ -d ${SETTINGSPATH}/delete ] && rm -rf ${SETTINGSPATH}/delete
		install -d ${SETTINGSPATH}/delete
		mv -f ${SETTINGS_TEMPLATE}/system/printing/* ${SETTINGSPATH}/delete
		rm -rf ${SETTINGS_TEMPLATE}/system/printing
		
		#set update flag (*always*)
		ALX_PRINTER_SETUP=true
	fi
	
	if [ ${count} -gt 0 ]
	then
		SETTINGSPATH=${SETTINGS_TEMPLATE}/menu
		
		[ ! -d ${SETTINGSPATH}/printing ] && install -d ${SETTINGSPATH}/printing
		for ((i=0; i < count; i++))
		do
			declare -i k=0
			for x in ${DB_PRINTER[${i}]}
			do
				prnset[${k}]=${x}
				((k++))
			done
			
			echo "PRINTERNAME=${prnset[0]}"	>  ${SETTINGSPATH}/printing/${prnset[0]}
			echo "PRINTING=${prnset[1]}"	>> ${SETTINGSPATH}/printing/${prnset[0]}
			echo "IP=${prnset[2]}"		>> ${SETTINGSPATH}/printing/${prnset[0]}
			echo "SHARE=${prnset[3]}"	>> ${SETTINGSPATH}/printing/${prnset[0]}
		done
	
		#set update flag (*always*)
		ALX_PRINTER_SETUP=true
	fi
	
}

update_system_settings(){
	source /opt/alx-config/Configurator/config_functions.sh

	echo -e ${COLMAGENTA}"Checking system setup ..."${COLDEFAULT}
	
	echo
	echo "network"
	validate_networking
	echo
	echo "xserver"
	validate_xserver
	echo
	echo "sessions"
	validate_sessions
	echo
	#echo "printers"
	#validate_printing
	#echo
	
	if [ "${ALX_NETWORK_SETUP}" == "true" ]
	then
		echo -e ${COLMAGENTA}"Updating network settings"${COLDEFAULT}
		setup_modules
		setup_network
	fi
	
	if [ "${ALX_XSERVER_SETUP}" == "true" ]
	then
		echo -e ${COLMAGENTA}"Updating xserver settings"${COLDEFAULT}
		setup_xfree
	fi
	
	if [ "${ALX_SESSION_SETUP}" == "true" ]
	then
		echo -e ${COLMAGENTA}"Updating session settings"${COLDEFAULT}
		setup_sessions
	fi
	
	#if [ "${ALX_PRINTER_SETUP}" == "true" ]
	#then
	#	echo -e ${COLMAGENTA}"Updating printer settings"${COLDEFAULT}
	#	setup_printers
	#fi
	
	#clean up temp files
	local SETTINGSPATH
	SETTINGSPATH=${SETTINGS_TEMPLATE}/menu
	#[ -d ${SETTINGSPATH} ] && rm -rf ${SETTINGSPATH}
}

get_system_serial(){

	local CUR_IP CUR_MAC CUR_MTIME

	#check if serial file exists
	if [ -f /etc/alx-config/serial ]
	then
		source /etc/alx-config/serial
		
		# if system is already configured, it *has* a hostname.
		# so we take the hostname of this system here
		source /etc/hostname
		
		#start preliminary networking (dhcp)	
		preliminary_network start
		
		CUR_IP=$(/sbin/ifconfig eth0 | sed -n '/addr:/s/ [^r]*..//gp')
		CUR_MAC=$(/sbin/ifconfig eth0 | grep HWaddr | cut -d ' ' -f11)
		CUR_MTIME=$(date +%s)
		
		echo -e ${COLOREDSTAR} "Trying to validate my serial ..."
		
		#nice serial output
		$CURS_UP
		$SET_WCOL
		echo "[ SN: ${ALX_SERIAL} ]"
		
# 		#is this system outdated ?
# 		#MY_HOSTNAME=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
# 		#	"select hostname from cfg_serial where id='${ALX_SERIAL}'")
# 		
# 		#we do this now with the date instead of the hostname
# 		local MY_ALX_REG_DATE
# 		MY_ALX_REG_DATE=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
# 			"select mtime from client_serial where serial='${ALX_SERIAL}'")
# 		
# 		#if [ "${MY_HOSTNAME}" == "${HOSTNAME}" ]
# 		if [ "${MY_ALX_REG_DATE}" == "${ALX_REG_DATE}" ]
# 		then
# 			#set ALX_STATE to ok so everybody that everything was ok
# 			ALX_STATE=ok
# 			
# 			evaluate_retval
# 		else
# 			#print false (works only if this is the first statement here)
# 			evaluate_retval
# 			
# 			#set ALX_STATE to error so everybody sees there was an error
# 			ALX_STATE=error
# 		fi

		if validate_serial "${ALX_SERIAL}" "${ALX_REG_DATE}" "${CUR_MAC}"
		then
			ALX_STATE="ok"
		else
			ALX_STATE="invalid serial"
		fi

	else
		#run hardware detection
		echo
		echo -e ${COLMAGENTA}"Preparing system for first boot"${COLDEFAULT}
		ALX_HW_DETECT=true
		/etc/init.d/hwdetect start
		
		#set hostname to alx_default_hostname
		[ -z "${ALX_DEFAULT_HOSTNAME}" ] && ALX_DEFAULT_HOSTNAME=magellan-alx
		HOSTNAME="${ALX_DEFAULT_HOSTNAME}"
		
		#update the hostname on the system for sure
		echo "HOSTNAME=${HOSTNAME}" > /etc/hostname
		
		#start preliminary networking (dhcp)
		preliminary_network start
		
		CUR_IP=$(/sbin/ifconfig eth0 | sed -n '/addr:/s/ [^r]*..//gp')
		CUR_MAC=$(/sbin/ifconfig eth0 | grep HWaddr | cut -d ' ' -f11)
		CUR_MTIME=$(date +%s)
		
		echo -e ${COLOREDSTAR} "Trying to get new serial ..."
		
		#request new serial
		#ALX_REG_DATE="$(date +%F)"
		
		#we're using the mtime now (better for vaildating the serial)
		mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"insert into client_serials(
				mtime,
				mac
			) 
			values(
				'${CUR_MTIME}',
				'${CUR_MAC}'
			);"
			
		#then validate and retrieve serial
		
		### warning must be changed that only the LAST ID will be fetched,  ###
		### or you get error if the computer name and date are the same     ###
		### you have more then one serial number than                       ###
		
		#not 100% working may get more than *one* id
		#ALX_SERIAL=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
		#	"select id from cfg_serial where datum='${ALX_REG_DATE}' and hostname='${HOSTNAME}'")
		
		#select highest id only (added max)
		ALX_SERIAL=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"select max(serial) from client_serials where mtime='${CUR_MTIME}' and mac='${CUR_MAC}'")

		if [ "${ALX_SERIAL}" != NULL ]
		then
			#nice serial output
			$CURS_UP
			$SET_WCOL
			echo "[ SN: ${ALX_SERIAL} ]"
		
			#set ALX_STATE to ok so everybody that everything was ok
			ALX_STATE=ok
			
			echo "ALX_SERIAL=${ALX_SERIAL}" > /etc/alx-config/serial
			echo "ALX_REG_DATE=${CUR_MTIME}" >> /etc/alx-config/serial
			
			evaluate_retval
		else
			#print false (works only if this is the first statement here)
			evaluate_retval
			
			#set ALX_STATE to error so everybody sees there was an error
			ALX_STATE=error
			
			#show an error that no new serial was found
			#nice serial output
			$CURS_UP
			$SET_WCOL
			echo -e "[ SN: ${COLRED}None, 0${COLDEFAULT} ]"
		fi
	fi
	
	#write current state to temp file
	echo "ALX_STATE=${ALX_STATE}" > /etc/alx-config/state/state
}


check_is_configured() {
	if [ -f /etc/alx-config/state/configured ]
	then
		export ALX_CONFIGURED=true
	else
		export ALX_CONFIGURED=false
	fi
}


# imports current settings to the database resolved by the hardware detection
import_settings_to_db() {
	#note: networking is always 'dhcp' if hw was autodetected
	#note: default_domain/hostname is set in config.rc
	
	#to be safe, we do some sanity checks
	[ -z "${ALX_DEFAULT_DOMAIN}" ] && ALX_DEFAULT_DOMAIN=localdomain
	[ -z "${ALX_DEFAULT_HOSTNAME}" ] && ALX_DEFAULT_HOSTNAME=magellan-alx
	
	#vars used by hwdetect
	local NETCARD_FULLNAME NETCARD_DRIVER MOUSE_FULLNAME MOUSE_DEVICE SOUND_FULLNAME
	local SOUND_DRIVER XSERVER XMODULE XDESC FLOPPY_FULLNAME FLOPPY_DEVICE FLOPPY_DRIVER
	local MOUSETYPE XMOUSETYPE FULLNAME DEVICE
	
	#get setting from hwdetect
	source /etc/sysconfig/hwsetup/knoppix
	source /etc/sysconfig/hwsetup/mouse
	
	echo
	echo -e ${COLMAGENTA}"Importing detected settings to database"${COLDEFAULT}
	
	#network
	echo -e "      Network settings ..."
	mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
		"insert into cfg_network(
			hostname,
			serial,
			module,
			domain,
			networking
		)
		values(
			'${ALX_DEFAULT_HOSTNAME}',
			'${ALX_SERIAL}',
			'${NETCARD_DRIVER}',
			'${ALX_DEFAULT_DOMAIN}',
			'dhcp'
		);"
	evaluate_retval
	
	#xserver
	echo -e "      Graphic settings ..."
	#xserver general
	( mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
		"insert into cfg_graphic(
			serial,
			module,
			resolution,
			depth
		)
		values(
			'${ALX_SERIAL}',
			'${XMODULE}',
			'1024x768',
			'16'
		);";
	#xserver monitor
	  mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
		"insert into cfg_monitor(
			serial,
			vendor,
			model,
			hsync,
			vrefresh
		)
		values(
			'${ALX_SERIAL}',
			'Aamazing',
			'CM-1528-FS',
			'28-64',
			'47-104'
		);";
		
	# input
	  mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"insert into cfg_input(serial,mouse) values('${ALX_SERIAL}','${XMOUSETYPE}');";)
	evaluate_retval
}

# imports current settings to the local system resolved by the hardware detection
import_settings_local(){
	#note: networking is always 'dhcp' if hw was autodetected
	#note: default_domain/hostname is set in config.rc
	
	#to be safe, we do some sanity checks
	[ -z "${ALX_DEFAULT_DOMAIN}" ] && ALX_DEFAULT_DOMAIN=localdomain
	[ -z "${ALX_DEFAULT_HOSTNAME}" ] && ALX_DEFAULT_HOSTNAME=magellan-alx
	
	#vars used by hwdetect
	local NETCARD_FULLNAME NETCARD_DRIVER MOUSE_FULLNAME MOUSE_DEVICE SOUND_FULLNAME
	local SOUND_DRIVER XSERVER XMODULE XDESC FLOPPY_FULLNAME FLOPPY_DEVICE FLOPPY_DRIVER
	local MOUSETYPE XMOUSETYPE FULLNAME DEVICE

	
	#get setting from hwdetect
	source /etc/sysconfig/hwsetup/knoppix
	source /etc/sysconfig/hwsetup/mouse
	
	echo
	echo -e ${COLMAGENTA}"Importing detected settings to local system"${COLDEFAULT}

	
	#allready configured, no update needed so we put it to system
	SETTINGSPATH=${SETTINGS_TEMPLATE}/system
	
	
	#network
	echo -e "      Network settings ..."

	[ ! -d ${SETTINGSPATH}/modules ] && install -d ${SETTINGSPATH}/modules
	echo "${NETCARD_DRIVER}" > ${SETTINGSPATH}/modules/modules
	
	[ ! -d ${SETTINGSPATH}/network ] && install -d ${SETTINGSPATH}/network
	( echo "${ALX_DEFAULT_HOSTNAME}"	> ${SETTINGSPATH}/network/hostname;
	  echo "${ALX_DEFAULT_DOMAIN}"	> ${SETTINGSPATH}/network/domain;
	  echo "dhcp"			> ${SETTINGSPATH}/network/networking )
	evaluate_retval
	
	
	#xserver
	echo -e "      Graphic settings ..."
	
	[ ! -d ${SETTINGSPATH}/vga ] && install -d ${SETTINGSPATH}/vga
	[ ! -d ${SETTINGSPATH}/mouse ] && install -d ${SETTINGSPATH}/mouse
	[ ! -d ${SETTINGSPATH}/monitor ] && install -d ${SETTINGSPATH}/monitor
	( echo "${XMODULE}"		> ${SETTINGSPATH}/vga/vga;
	  echo "16"			> ${SETTINGSPATH}/vga/vgadepth;
	  echo "1024x768"		> ${SETTINGSPATH}/vga/vgares;
	  echo "${XMOUSETYPE}"		> ${SETTINGSPATH}/mouse/mouse;
	  echo "myvendor=\"Aamazing\""	> ${SETTINGSPATH}/monitor/monitor;
	  echo "mymodel=\"CM-1528-FS\""	>> ${SETTINGSPATH}/monitor/monitor;
	  echo "hsync=\"28-64\""	>> ${SETTINGSPATH}/monitor/monitor;
	  echo "vref=\"47-104\""	>> ${SETTINGSPATH}/monitor/monitor;)
	evaluate_retval
	
	#set system state to 'already configured'
	touch /etc/alx-config/state/configured
}

#start|stop
preliminary_network(){
	local module
	
	if [ -f /etc/alx-config/state/configured ]
	then
		#get module name
		module=$(cat ${SETTINGS_TEMPLATE}/system/modules/modules)
		modprobe ${module}
	else
		#vars used by hwdetect
		local NETCARD_FULLNAME NETCARD_DRIVER MOUSE_FULLNAME MOUSE_DEVICE SOUND_FULLNAME
		local SOUND_DRIVER XSERVER XMODULE XDESC FLOPPY_FULLNAME FLOPPY_DEVICE FLOPPY_DRIVER
	
		#get setting from hwdetect
		source /etc/sysconfig/hwsetup/knoppix
		modprobe ${NETCARD_DRIVER}
	fi
	
	case $1 in
		start)
			# keeping like always safe:
			# no network should be startet here,
			# so we can delete all pid files if one exists
			if ps -A|grep dhcpcd > /dev/null
			then
				echo -e ${COLMAGENTA}"Forcing network down"${COLDEFAULT}
				dhcpcd -k
				sleep 1
			else
				rm -f /var/run/dhcpcd-eth?.pid
			fi
			
			echo -e ${COLMAGENTA}"Starting preliminary network ... "${COLDEFAULT}
			#dhcpcd &> /dev/null #&& echo "ok" || echo "false"
			
			# aka_fix ########################################
			ifconfig eth0 128.20.222.222 netmask 255.255.0.0 up
			route del default gw 128.20.50.13 &> /dev/null
			route add default gw 128.20.50.21 &> /dev/null
			echo "nameserver 128.20.50.21" > /etc/resolv.conf
			##################################################
			evaluate_retval
			;;
		stop)
			echo -e ${COLMAGENTA}"Stopping preliminary network ... "${COLDEFAULT}
			ifconfig eth0 down
			if ps -A|grep dhcpcd > /dev/null
			then
				#echo -en ${COLMAGENTA}"Stopping preliminary network ... "${COLDEFAULT}
				dhcpcd -z  &> /dev/null
			fi
			evaluate_retval
			;;
		*)
			echo "Usage: preliminary_network {start|stop}"
			;;
	esac
}

case $1 in
	start)
		#retrieve or validate current serial
		get_system_serial
		if [ "${ALX_HW_DETECT}" == "true" ]
		then
			import_settings_to_db
			import_settings_local
		fi
		
		#now setup system configuration
		#alx_setup_or_whatever_it_will_be_called()
		[ "${ALX_HW_DETECT}" == "false" ] && update_system_settings

		#stop at last the preliminary networking (dhcp)
		preliminary_network stop
		;;
	
	stop)
		#unset_alx_connected #--> now in alxsetstate-rc6
		# ! important !: del systemstate
		[ -f /etc/alx-config/state/state ] && rm /etc/alx-config/state/state
		sleep 0.1
		;;
	*)
		echo "Usage: $0 {start|stop} ..."
		;;
esac