Functions/TestNetInstalled.ps1
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#ther should be some comments here! Function Test-NetInstalled { param( [Parameter(Position = 1, mandatory = $false)] [String] $DotNetVersion ) [Int] $RegEditDotNet | Out-Null [bool] $RequiredVersion = $true $OSVersion = (get-itemproperty -Path "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion" -Name ProductName).ProductName $dWord = Get-ChildItem "hklm:SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full\" | Get-ItemPropertyValue -Name Release if ($DotNetVersion) { switch ($DotNetVersion) { "4.5" { $RegEditDotNet = 378389} "4.5.1" { $RegEditDotNet = 378675} "4.5.2" { $RegEditDotNet = 379893} "4.6" { $RegEditDotNet = 393295} "4.6.1" { $RegEditDotNet = 394254} "4.6.2" { $RegEditDotNet = 394802} "4.7" { $RegEditDotNet = 460798} "4.7.1" { if ($OSVersion -like "%2016%") { $RegEditDotNet = 461310 } else { $RegEditDotNet = 461308 } } default {$RegEditDotNet = 0} } if ($dWord -lt $RegEditDotNet -or $RegEditDotNet -eq 0 ) { Write-Error "You must have .NET $DotNetVersion installed on this machine to continue!" $RequiredVersion = $false } else { Write-Host "At least $DotNetVersion is installed!" -ForegroundColor White -BackgroundColor Red } } switch ($dWord) { 378389 { $DotNetVersion = "4.5" } 378675 { $DotNetVersion = "4.5.1"} 379893 { $DotNetVersion = "4.5.2" } 393295 { $DotNetVersion = "4.6" } 394254 { $DotNetVersion = "4.6.1" } 394802 { $DotNetVersion = "4.6.2" } 460798 { $DotNetVersion = "4.7" } 461308 { $DotNetVersion = "4.7.1" } 461310 { $DotNetVersion = "4.7.1" } } $DotNetInfo = @{ DotNetVersion = $DotNetVersion; DWORD = $dWord[0]; RequiredVersion = $RequiredVersion} return $DotNetInfo } |