WIndows MongoDB install script

install.ps1

function Download-File($url, $file) {
    Write-Host $url
    $webclient = New-Object System.Net.WebClient
    $webclient.DownloadFile($url, $file)
    return $file
}

$mongoInstaller = 'C:\temp\mongodb-windows-installer.msi'
if(!(Test-Path $mongoInstaller)) {
    $osArchitecture = (wmic os get osarchitecture) | ? { $_ -like '*-bit*'}
    if($osArchitecture = '64-bit') {
        Write-Host 'Downloading Mongodb for 64-bit windows...'
        $downloadUrl = 'https://fastdl.mongodb.org/win32/mongodb-win32-x86_64-2008plus-2.6.4-signed.msi'
    } else {
        Write-Host 'Downloading Mongodb for 32-bit windows...'
        $downloadUrl = 'https://fastdl.mongodb.org/win32/mongodb-win32-i386-2.6.4-signed.msi'
    }
    New-Item -type directory -force c:\temp | Out-Null
    Download-File $downloadUrl $mongoInstaller
}
. $mongoInstaller /passive
New-Item -type directory -force 'C:\data\db'
New-Item -type directory -force 'C:\Program Files\MongoDB\log'
#TODO install as service
. 'C:\Program Files\MongoDB 2.6 Standard\bin\mongod.exe'