View source for PowerShell: Java 7 install

<Source lang="powershell">

<#
    .SYNOPSIS
        	java instal skript
        
    .DESCRIPTION
			kui arvutis pole java 7 kausta siis tomatakse alla java ja instalitakse see.
			ajutine kaust mis lootakse kustutatakse kui instal on onestunud.
			installib java 32bit win 64bit operatsioonisüsteemile.
 	.AUTHOR
			Priit Lilleleht
#>


# tompab alla java 
function javaDL {
	echo "laen alla java"
	$storageDir = "C:\tempjava"
	$webclient = New-Object System.Net.WebClient
	$url = "http://javadl.sun.com/webapps/download/AutoDL?BundleId=63691"
	$file = "$storageDir\javanew.exe"
	$webclient.DownloadFile($url,$file)
	
	instaljava
}

#installib java ja kirjudab logi faili
Function instaljava {
echo "instaling java"
$logi = "C:\tempjava\javasetup.log"
$command = "cmd.exe /c start /w C:\tempjava\javanew.exe /s /L $logi"
$process = [WMICLASS]"\\.\ROOT\CIMV2:win32_process"
$process.Create($command)

#ootab kuni CMD aken sulgub
$ErrorActionPreference = "SilentlyContinue"
do {} While (get-process cmd | select -Property Responding)

	#anab teada kas instal onestus
	if (!(get-childitem $logi | select-string "error status: 0" | foreach {$_.line}))
	{
		echo "java instal ebaonestus proovike uuesti"
	}
	else {
		Remove-Item C:\tempjava -recurse
		echo "java on instalitud"
	}
}

#loob ajutise kausta kuhu java alla tomatakse
function lookaust {
	if (!(Test-Path -path C:\tempjava\)) 
	{ 
   		New-Item C:\tempjava\ -type directory
   		javaDL
   	} 
	else {javaDL}
}

#kontrolib kas java 7 on arvutis
if (!(Test-Path -Path 'C:\Program Files (x86)\Java\jre7'))
	{
		lookaust

	}
	else {
		"java 7 on juba arvutise instalitud"
	}