[UPDATED][MOD] LOTS of Build.prop edits!

#!/system/bin/sh
#
# setprops: sets various build properties for the DroidX
# 
# Copyright (C) 2010 Jared Rummler (JRummy16)
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
# 

setpropsUsage()
{
	$BB echo "Usage: setprops"
	$BB echo ""
	$BB echo "Prints a menu to set various build properties"
}

checkBusybox()
{
	if cat /system/xbin/busybox > /dev/nul 2>&1; then
		BB=/system/xbin/busybox
	elif cat /system/bin/busybox > /dev/nul 2>&1; then
		BB=/system/bin/busybox
	else
		echo "Error: Busybox not found!"
		exit
	fi
}

changePropValue()
{
	OLD_VALUE=`$BB grep -i "$1" /system/build.prop | sed "s|$1||"`
	$BB echo -n "Changing value of "`$BB echo $1 | sed 's|=||'`" from $OLD_VALUE to $2 ... "
	$BB mkdir -p /data/local/tmp
	$BB cp -f /system/build.prop /data/local/tmp
	$BB sed -i -e "s|$1.*|$1$2|" /data/local/tmp/build.prop
	if $BB [ `$BB grep -i "$1" /data/local/tmp/build.prop | $BB sed "s|$1||"` == $2 ]; then
		$BB mv -f /data/local/tmp/build.prop /system/build.prop
		$BB echo "done."
		$BB echo ""
		$BB echo "For changes to apply a reboot is required."
		$BB echo -n "Would you like to reboot your device now? (y/n): "
		read rebootChoice
		case $rebootChoice in
			y|Y|yes)
				$BB echo "See you soon ... "
				toolbox reboot
			;;
			*)
				# Do nothing
			;;
	else
		$BB echo "failed!"
	fi
}

ringDelay()
{
	case $ringDelayChoice in
		1|2250)	changePropValue "ro.telephony.call_ring.delay=" 2250	;;
		2|2000)	changePropValue "ro.telephony.call_ring.delay=" 2000	;;
		3|1500)	changePropValue "ro.telephony.call_ring.delay=" 1500	;;
		4|1000)	changePropValue "ro.telephony.call_ring.delay=" 1000	;;
		5|750)	changePropValue "ro.telephony.call_ring.delay=" 750	;;
		6|3000)	changePropValue "ro.telephony.call_ring.delay=" 3000	;;
		7)								;;
		*)	$BB echo "Error: Invalid option in $ringDelayChoice"	;;
	esac
}

wifiScan()
{
	case $wifiScanChoice in
		1|30)	changePropValue "wifi.supplicant_scan_interval = " 30		;;
		2|45)	changePropValue "wifi.supplicant_scan_interval = " 45		;;
		3|60)	changePropValue "wifi.supplicant_scan_interval = " 60		;;
		4|90)	changePropValue "wifi.supplicant_scan_interval = " 90		;;
		5|120)	changePropValue "wifi.supplicant_scan_interval = " 120		;;
		6|180)	changePropValue "wifi.supplicant_scan_interval = " 180		;;
		7)									;;
		*)	$BB echo "Error: Invalid option in $wifiScanChoice"		;;
	esac
}

vmHeap()
{
	case $heapSizeChoice in
		1|12m)	changePropValue "dalvik.vm.heapsize=" 12m			;;
		2|16m)	changePropValue "dalvik.vm.heapsize=" 16m			;;
		3|24m)	changePropValue "dalvik.vm.heapsize=" 24m			;;
		4|30m)	changePropValue "dalvik.vm.heapsize=" 30m			;;
		5|32m)	changePropValue "dalvik.vm.heapsize=" 32m			;;
		6)									;;
		*)	$BB echo "Error: Invalid option in $heapSizeChoice"		;;
	esac
}

# Enable better scrolling speed

maxEvents()
{
	case $maxEventsChoice in
		1|65)	changePropValue "windowsmgr.max_events_per_sec=" 65	;;
		2|60)	changePropValue "windowsmgr.max_events_per_sec=" 60	;;	#default
		3|55)	changePropValue "windowsmgr.max_events_per_sec=" 55	;;
		4|50)	changePropValue "windowsmgr.max_events_per_sec=" 50	;;
		5|45)	changePropValue "windowsmgr.max_events_per_sec=" 45	;;
		6)								;;
		*)								;;
	esac
{

buttonLight()
{
	case $buttonLightChoice in
		1|off)	changePropValue "ro.mot.buttonlight.timeout=" 1		;;	#default
		2|on|0)	changePropValue "ro.mot.buttonlight.timeout=" 0		;;	# hard key lights stay on while screen is on and not timeout
		3)								;;
		*)	$BB echo "Error: Invalid option in $buttonLight"	;;
	esac
}

proximityDelay()
{
	case $proximityDelayChoice in
		1|450)	changePropValue "mot.proximity.delay=" 450			;;	#defualt
		2|400)	changePropValue "mot.proximity.delay=" 400			;;	# BLACK SCREEN PHONE DELAY
		3|350)	changePropValue "mot.proximity.delay=" 350			;;
		4|300)	changePropValue "mot.proximity.delay=" 300			;;
		5|250)	changePropValue "mot.proximity.delay=" 250			;;
		6|200)	changePropValue "mot.proximity.delay=" 200			;;
		7|150)	changePropValue "mot.proximity.delay=" 150			;;
		8|100)	changePropValue "mot.proximity.delay=" 100			;;
		9)									;;
		*)	$BB echo "Error: Invalid option in $proximityDelayChoice"	;;
	esac
}


marketHack()
{
	case $marketHackChoice in
		1|on)	changePropValue	"ro.build.fingerprint=" "verizon/shadow_vzw/cdma_shadow/shadow:2.2/VZW/23.15:user/ota-rel-keys,release-keys"	;;	# stock
		2|off)	changePropValue "ro.build.fingerprint=" "verizon/voles/sholes/sholes:2.2/FRG01B/45394:user/release-keys"			;;
		3)																	;;
		*)	$BB echo "Error: Invalid option in $marketHackChoice"										;;
	esac
}

##==============
#= Main Script:
##==============

checkBusybox
$BB mount -o remount,rw -t yaffs2 `$BB grep " /system " "/proc/mounts" | $BB cut -d ' ' -f1` /system > /dev/nul 2>&1

case $1 in
	""|-m|--menu)
		$BB echo "----------------------------------"
		$BB echo " 1  Change Dalvik VM Heap Size"
		$BB echo " 2  Change Wifi Scan Interval"
		$BB echo " 3  Change Call Ring Delay"
		$BB echo " 4  Enable better scrolling speed"
		$BB echo " 5  Enable hard key lights"
		$BB echo " 6  Black screen phone delay"
		$BB echo " 7  Market hack"
		$BB echo " 8  Exit this menu"
		$BB echo "----------------------------------"
		$BB echo -n "Please choose a number: "
		read setPropChoice
		case $setPropChoice in
			1)	
				$BB echo "----------------------------------"
				$BB echo " Your current VM Heap Size is: `getprop dalvik.vm.heapsize`"
				$BB echo " 1  Set VM Heap Size to 12m"
				$BB echo " 2  Set VM Heap Size to 16m"
				$BB echo " 3  Set VM Heap Size to 24m (defualt)"
				$BB echo " 4  Set VM Heap Size to 32m"
				$BB echo " 5  Exit this menu"
				$BB echo "----------------------------------"
				$BB echo -n "Please choose a number: "
				read heapSizeChoice
				vmHeap
			;;
			2)	
				$BB echo "---------------------------------------------"
				$BB echo " Your current wifi scan interval is: `getprop wifi.supplicant_scan_interval`"
				$BB echo " 1  Change wifi scan interval to 30 seconds"
				$BB echo " 2  Change wifi scan interval to 45 seconds"
				$BB echo " 3  Change wifi scan interval to 60 seconds"
				$BB echo " 4  Change wifi scan interval to 90 seconds"
				$BB echo " 5  Change wifi scan interval to 2 minutes"
				$BB echo " 6  Change wifi scan interval to 3 minutes"
				$BB echo " 7  Exit this menu"
				$BB echo "---------------------------------------------"
				$BB echo -n "Please choose a number: "
				read wifiScanChoice
				wifiScan
			;;
			3)	
				$BB echo "------------------------------"
				$BB echo " 1  Reduce ring delay by 1/4"
				$BB echo " 2  Reduce ring delay by 1/3"
				$BB echo " 3  Reduce ring delay in half"
				$BB echo " 4  Reduce ring delay by 2/3"
				$BB echo " 5  Reduce ring delay by 3/4"
				$BB echo " 6  Set to defualt delay time"
				$BB echo " 7  Exit this menu"
				$BB echo "------------------------------"
				$BB echo -n "Please choose a number: "
				read ringDelayChoice
				ringDelay			
			;;
			4)	
				$BB echo "---------------------------------------------------"
				$BB echo " ** The lower the value the faster the scrolling speed **"
				$BB echo " Your current events per second is: `getprop windowsmgr.max_events_per_sec`"
				$BB echo ""
				$BB echo " 1  Set max events per second to 65"
				$BB echo " 2  Set max events per second to 60"
				$BB echo " 3  Set max events per second to 55"
				$BB echo " 4  Set max events per second to 50"
				$BB echo " 5  Set max events per second to 45"  
				$BB echo "---------------------------------------------------"
				$BB echo -n "Please choose a number: "
				read maxEventsChoice
				maxEvents
			;;
			5)
				$BB echo "--------------------------------------------------------------"
				$BB echo " Hard key lights are currently "$(if $BB [ `getprop ro.mot.buttonlight.timeout` -eq 0 ]; then echo on ; else echo off ; fi)" while the screen is on"
				$BB echo ""
				$BB echo " 1  Enable hard key lights to stay on while the screen is on"
				$BB echo " 2  Disable hard key lights while the screen is on (default)"
				$BB echo "--------------------------------------------------------------"
				$BB echo -n "Please choose a number: "
				read buttonLightChoice
				buttonLight
			;;
			6)
				$BB echo "---------------------------------------------"
				$BB echo " ** The lower the value the shorter the delay **"
				$BB echo " Your current value is: `getprop mot.proximity.delay`"
				$BB echo ""
				$BB echo " 1 Set proximity delay to 450"
				$BB echo " 2 Set proximity delay to 400"
				$BB echo " 3 Set proximity delay to 350"
				$BB echo " 4 Set proximity delay to 300"
				$BB echo " 5 Set proximity delay to 250"
				$BB echo " 6 Set proximity delay to 200"
				$BB echo " 7 Set proximity delay to 150"
				$BB echo " 8 Set proximity delay to 100"
				$BB echo "---------------------------------------------"
				$BB echo -n "Please choose a number: "
				read proximityDelayChoice
				proximityDelay
			;;
			7)
				$BB echo "--------------------------------------------------------------"
				$BB echo "Disable market hack"
				$BB echo "Enable market hack (use if some apps don't show in the market"
				$BB echo "--------------------------------------------------------------"
				$BB echo -n "Please choose a number: "
				read marketHackChoice
				marketHack
			;;
			8)
				# Exit out
			;;
			*)
				$BB echo "Error: Invalid option in $setPropChoice"
			;;
		esac
		
		$0 # Loop through the options again.
	;;
	vmheap)
		heapSizeChoice=$2
		vmHeap
	;;
	wifiscan)
		wifiScanChoice=$2
		wifiScan
	;;
	ringdelay)
		ringDelayChoice=$2
		ringDelay
	;;
	maxevents)
		maxEventsChoice=$2
		maxEvents
	;;
	buttonlight)
		buttonLightChoice=$2
		buttonLight
	;;
	proximity)
		proximityDelayChoice=$2
		proximityDelay
	;;
	market)
		marketHackChoice=$2
		marketHack
	;;
	*)
		setpropsUsage
	;;
esac

$BB mount -o remount,ro -t yaffs2 `$BB grep " /system " "/proc/mounts" | $BB cut -d ' ' -f1` /system > /dev/nul 2>&1