# $Header: /home/cvsd/alx-cvs/alx-src/alxconfig-ng/functions/config_x11.sh,v 1.3 2005-03-08 20:44:32 niro Exp $
# configures the x11 server on the host via mysql db settings

get_x11_settings()
{
	local x i all DB_X11SETTINGS
	
	# autodetect or not ?
	if [ $(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
		"select monitorid from cfg_graphic where serial='${ALX_SERIAL}") -gt 0 ]
	then
		# settings from db

		all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"select cfg_graphic.module,
				cfg_graphic.resolution,
				cfg_graphic.depth,
				list_monitors.vendor,
				list_monitors.model,
				list_monitors.hsync,
				list_monitors.vrefresh
			from list_monitors
			inner join cfg_graphic
			on cfg_graphic.monitorid=list_monitors.id
			and cfg_graphic.serial='${ALX_SERIAL}';")
		
		echo "DEBUG: ${all}"

		#split'em up and put 'em in an array
		declare -i i=0
		for x in ${all}
		do
			DB_X11SETTINGS[${i}]="${x}"
			((i++))
		done

		# and now put them in usable var names and export them systemwide
		export ALX_MODULE="${DB_X11SETTINGS[0]:=NULL}"
		export ALX_RESOLUTION="${DB_X11SETTINGS[1]:=NULL}"
		export ALX_DEPTH="${DB_X11SETTINGS[2]:=NULL}"
		export ALX_VENDOR="${DB_X11SETTINGS[3]:=NULL}"
		export ALX_MODEL="${DB_X11SETTINGS[4]:=NULL}"
		export ALX_HSYNC="${DB_X11SETTINGS[5]:=NULL}"
		export ALX_VREF="${DB_X11SETTINGS[6]:=NULL}"
	else
		# autodetect
		all=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"select module,
				resolution,
				depth
			from cfg_graphic where serial='${ALX_SERIAL}'")

		echo "DEBUG: ${all}"

		#split'em up and put 'em in an array
		declare -i i=0
		for x in ${all}
		do
			DB_X11SETTINGS[${i}]="${x}"
			((i++))
		done

		# and now put them in usable var names and export them systemwide
		export ALX_MODULE="${DB_X11SETTINGS[0]:=NULL}"
		export ALX_RESOLUTION="${DB_X11SETTINGS[1]:=NULL}"
		export ALX_DEPTH="${DB_X11SETTINGS[2]:=NULL}"
		export ALX_VENDOR="Autodetected"
		export ALX_MODEL="Monitor"
		export ALX_HSYNC="auto"
		export ALX_VREF="auto"
	fi

	#which input devices are we using ?
	ALX_MOUSE=$(mysql_command ${SQL_USER} ${SQL_PASS} ${SQL_HOST} ${SQL_DB} \
			"select mouse from cfg_input where serial='${ALX_SERIAL}'")
	export ALX_MOUSE
}

write_x11_config() {

	# get our settings from the db
	get_x11_settings
	
	# DEBUG
	echo "MODULE:     '${ALX_MODULE}'"
	echo "RESOLUTION: '${ALX_RESOLUTION}'"
	echo "DEPTH:      '${ALX_DEPTH=}'"
	echo "VENDOR:     '${ALX_VENDOR}'"
	echo "MODEL:      '${ALX_MODEL}'"
	echo "HSYNC:      '${ALX_HSYNC}'"
	echo "VREF:       '${ALX_VREF}'"
	echo "MOUSE:      '${ALX_MOUSE}'"
	
	local xserver
	local xfconfig
	local HAS_VNC

	#xfree or xorg ?
	xserver="$(readlink /usr/X11R6/bin/X)"

	case ${xserver} in
		Xorg)
			xfconfig=/etc/X11/xorg.conf
			;;
		XFree86)
			xfconfig=/etc/X11/XF86Config
			;;
		*)
			echo "    Unkown xserver. aborting."
			exit 1
			;;
	esac

	#got we vnc support ?
	if [ -f /usr/X11R6/lib/modules/vnc.so ]
	then
		HAS_VNC="yes"
	else
		HAS_VNC="no"
	fi

	#show which server we use
	echo -en ${COLOREDSTAR}"Using '${xserver}' as x11-server "

	#show if we have vnc
	if [ "${HAS_VNC}" = "yes" ]
	then
		echo "with vnc enabled ..."
	else
		echo "..."
	fi

	#create a new clear xfconfig file
	echo '# Generated with hwdetect, part of Magellan-Linux initscripts.' > ${xfconfig}
	echo '' >> ${xfconfig}

	#write modules
	echo '' >> ${xfconfig}
	echo 'Section "Module"' >> ${xfconfig}
	echo '    Load        "dbe"' >> ${xfconfig}
	echo '    SubSection  "extmod"' >> ${xfconfig}
	echo '      Option    "omit xfree86-dga"' >> ${xfconfig}
	echo '    EndSubSection' >> ${xfconfig}
	echo '    Load        "type1"' >> ${xfconfig}
	echo '    Load        "speedo"' >> ${xfconfig}
	echo '    Load        "freetype"' >> ${xfconfig}
	echo '#    Load        "xtt"' >> ${xfconfig}
	echo '#    Load       "glx"' >> ${xfconfig}
	echo '    Load       "dri"' >> ${xfconfig}

	[ "${HAS_VNC}" = "yes" ] && echo '    Load       "vnc"' >> ${xfconfig}

	echo 'EndSection' >> ${xfconfig}

	#fonts
	echo '' >> ${xfconfig}
	echo 'Section "Files"' >> ${xfconfig}
	echo '    RgbPath	"/usr/X11R6/lib/X11/rgb"' >> ${xfconfig}

	case ${xserver} in
		Xorg)
			echo '    FontPath   "/usr/share/fonts/local/"' >> ${xfconfig}
			echo '    FontPath   "/usr/share/fonts/misc/"' >> ${xfconfig}
			echo '    FontPath   "/usr/share/fonts/75dpi/:unscaled"' >> ${xfconfig}
			echo '    FontPath   "/usr/share/fonts/100dpi/:unscaled"' >> ${xfconfig}
			echo '    #prevents slow startup when disabled -> speedo, type1' >> ${xfconfig}
			echo '    #FontPath   "/usr/share/fonts/Speedo/"' >> ${xfconfig}
			echo '    #FontPath   "/usr/share/fonts/Type1/"' >> ${xfconfig}
			echo '    FontPath   "/usr/share/fonts/TrueType/"' >> ${xfconfig}
			echo '    FontPath   "/usr/share/fonts/freefont/"' >> ${xfconfig}
			echo '    FontPath   "/usr/share/fonts/75dpi/"' >> ${xfconfig}
			echo '    FontPath   "/usr/share/fonts/100dpi/"' >> ${xfconfig}
			;;
		XFree86)
			echo '    FontPath   "/usr/X11R6/lib/X11/fonts/local/"' >> ${xfconfig}
			echo '    FontPath   "/usr/X11R6/lib/X11/fonts/misc/"' >> ${xfconfig}
			echo '    FontPath   "/usr/X11R6/lib/X11/fonts/75dpi/:unscaled"' >> ${xfconfig}
			echo '    FontPath   "/usr/X11R6/lib/X11/fonts/100dpi/:unscaled"' >> ${xfconfig}
			echo '    #prevents slow startup when disabled -> speedo, type1' >> ${xfconfig}
			echo '    #FontPath   "/usr/X11R6/lib/X11/fonts/Speedo/"' >> ${xfconfig}
			echo '    #FontPath   "/usr/X11R6/lib/X11/fonts/Type1/"' >> ${xfconfig}
			echo '    FontPath   "/usr/X11R6/lib/X11/fonts/TrueType/"' >> ${xfconfig}
			echo '    FontPath   "/usr/X11R6/lib/X11/fonts/freefont/"' >> ${xfconfig}
			echo '    FontPath   "/usr/X11R6/lib/X11/fonts/75dpi/"' >> ${xfconfig}
			echo '    FontPath   "/usr/X11R6/lib/X11/fonts/100dpi/"' >> ${xfconfig}
			;;
	esac

	echo '#    ModulePath "/usr/X11R6/lib/modules"' >> ${xfconfig}
	echo 'EndSection' >> ${xfconfig}

	#server flags
	echo '' >> ${xfconfig}
	echo 'Section "ServerFlags"' >> ${xfconfig}
	echo '#    Option "DontVTSwitch"' >> ${xfconfig}
	echo '#    Option "DontZap"' >> ${xfconfig}
	echo '#    Option "Dont Zoom"' >> ${xfconfig}
	echo 'EndSection' >> ${xfconfig}

	#keyboard
	echo '' >> ${xfconfig}
	echo 'Section "InputDevice"' >> ${xfconfig}
	echo '    Identifier	"Keyboard1"' >> ${xfconfig}

	case ${xserver} in
		Xorg)
			echo '    Driver	"kbd"' >> ${xfconfig}
			;;
		XFree86)
			echo '    Driver	"Keyboard"' >> ${xfconfig}
			;;
	esac

	echo '    Option "AutoRepeat" "500 30"' >> ${xfconfig}
	echo '#    Option	"Xleds"      "1 2 3"' >> ${xfconfig}

	case ${xserver} in
		Xorg)
			echo '    Option "XkbRules"	"xorg"' >> ${xfconfig}
			;;
		XFree86)
			echo '    Option "XkbRules"	"xfree86"' >> ${xfconfig}
			;;
	esac

	echo '    Option "XkbModel"	"pc104"' >> ${xfconfig}
	echo '    Option "XkbLayout"	"de"' >> ${xfconfig}
	echo 'EndSection' >> ${xfconfig}

	#mouse
	echo '' >> ${xfconfig}
	echo 'Section "InputDevice"' >> ${xfconfig}
	echo '    Identifier	"Mouse1"' >> ${xfconfig}
	echo '    Driver	"mouse"' >> ${xfconfig}
	echo "    Option \"Protocol\"    \"${ALX_MOUSE}\"" >> ${xfconfig}

	local device
	case ${ALX_MOUSE} in
		IMPS/2|PS/2) device=/dev/psaux;;
		Auto) device=/dev/mouse;;
		*) device=/dev/mouse;;
	esac

	echo '    Option "Resolution"	"1200"' >> ${xfconfig}

	[ "${ALX_MOUSE}" = "IMPS/2" ] && echo '    Option "ZAxisMapping" "4 5"' >> ${xfconfig}

	echo 'EndSection' >> ${xfconfig}

	#vnc keyboard && mouse
	if [ "${HAS_VNC}" = "yes" ]
	then
		echo '' >> ${xfconfig}
		echo 'Section "InputDevice"' >> ${xfconfig}
		echo '    Identifier "vncKeyboard"' >> ${xfconfig}
		echo '    Driver "rfbkeyb"' >> ${xfconfig}
		echo 'EndSection' >> ${xfconfig}

		echo '' >> ${xfconfig}
		echo 'Section "InputDevice"' >> ${xfconfig}
 		echo '    Identifier "vncMouse"' >> ${xfconfig}
 		echo '    Driver "rfbmouse"' >> ${xfconfig}
		echo 'EndSection' >> ${xfconfig}
	fi


	#monitor
	if [ -x "/sbin/ddcxinfo-knoppix" ] &&
	   [ "${ALX_HSYNC}" = "auto" ] ||
	   [ "${ALX_VREF}" = "auto" ]
	then
		ddcxinfo-knoppix -monitor >> ${xfconfig}
	else
		echo '' >> ${xfconfig}
		echo "# Monitor: ${ALX_VENDOR} ${ALX_MODEL}" >> ${xfconfig}
		echo 'Section "Monitor"' >> ${xfconfig}
		echo '    Identifier  "Monitor0"' >> ${xfconfig}
		echo "    HorizSync   ${ALX_HSYNC}" >> ${xfconfig}
		echo "    VertRefresh ${ALX_VREF}" >> ${xfconfig}
		echo '    Option      "DPMS"' >> ${xfconfig}
		echo 'EndSection' >> ${xfconfig}
	fi

	#vga
	echo '' >> ${xfconfig}
	echo 'Section "Device"' >> ${xfconfig}
	echo '    Identifier  "vga0"' >> ${xfconfig}
	echo "    Driver      \"${ALX_MODULE}\"" >> ${xfconfig}

	#vnc server options
	if [ "${HAS_VNC}" = "yes" ]
	then
		echo '' >> ${xfconfig}
		echo '    # rfb options' >> ${xfconfig}
		echo '    Option "rfbauth"     "/root/.vnc/passwd"' >> ${xfconfig}
		echo '    Option "rfbport"     "5900"' >> ${xfconfig}
		echo '    #Option "nevershared"' >> ${xfconfig}
		echo '    Option "alwaysshared"' >> ${xfconfig}
		echo '    Option "dontdisconnect"' >> ${xfconfig}
		echo '    Option "httpdir"     "/usr/share/vnc/classes"' >> ${xfconfig}
		echo '    Option "httpport"    "5800"' >> ${xfconfig}
		echo '    # Option "useraccept"' >> ${xfconfig}
		echo '    Option "usevnc"' >> ${xfconfig}
		echo '    # Option "localhost"' >> ${xfconfig}
		echo '    # Option "interface" "192.168.0.1"' >> ${xfconfig}
		echo '    # Option "viewonly"' >> ${xfconfig}
		echo '    # Option "loginauth"' >> ${xfconfig}
		echo '' >> ${xfconfig}
	fi

	echo 'EndSection' >> ${xfconfig}

	#screens
	echo '' >> ${xfconfig}
	echo 'Section "Screen"' >> ${xfconfig}
	echo '    Identifier  "Screen 1"' >> ${xfconfig}
	echo '    Device      "vga0"' >> ${xfconfig}
	echo '    Monitor     "Monitor0"' >> ${xfconfig}
	echo "    DefaultDepth ${ALX_DEPTH}" >> ${xfconfig}
	echo '    Subsection "Display"' >> ${xfconfig}
	echo "        Depth       ${ALX_DEPTH}" >> ${xfconfig}
	echo "        Modes       \"${ALX_RESOLUTION}\"" >> ${xfconfig}
	echo '        ViewPort    0 0' >> ${xfconfig}
	echo '    EndSubsection' >> ${xfconfig}
	echo 'EndSection' >> ${xfconfig}

	#server layout
	echo '' >> ${xfconfig}
	echo 'Section "ServerLayout"' >> ${xfconfig}
	echo '    Identifier  "Simple Layout"' >> ${xfconfig}
	echo '    Screen "Screen 1"' >> ${xfconfig}
	echo '    InputDevice "Mouse1" "CorePointer"' >> ${xfconfig}
	echo '    InputDevice "Keyboard1" "CoreKeyboard"' >> ${xfconfig}

	#load vnc keyboard && mouse
	if [ "${HAS_VNC}" = "yes" ]
	then	
		echo '    InputDevice "vncMouse"    "ExtraPointer"' >> ${xfconfig}
		echo '    InputDevice "vncKeyboard" "ExtraKeyboard"' >> ${xfconfig}
	fi

	echo 'EndSection' >> ${xfconfig}

	#dri (here disabled, use default of xserver)
	echo '' >> ${xfconfig}
	echo '# Section "DRI"' >> ${xfconfig}
	echo '#    Mode 0666' >> ${xfconfig}
	echo '# EndSection' >> ${xfconfig}
}