Microsoft .NET Framework 4.7.2 4.7.2.20180712

. (Join-Path -Path (Split-Path -Parent -Path $MyInvocation.MyCommand.Definition) -ChildPath 'helpers.ps1')

$packageName = 'dotnetfx'
$release = 461808
$version = '4.7.2'
$productNameWithVersion = "Microsoft .NET Framework $version"
$url = 'https://download.microsoft.com/download/6/E/4/6E48E8AB-DC00-419E-9704-06DD46E5F81D/NDP472-KB4054530-x86-x64-AllOS-ENU.exe'
$checksum = 'C908F0A5BEA4BE282E35ACBA307D0061B71B8B66CA9894943D3CBB53CAD019BC'
$checksumType = 'sha256'

if (Test-Installed -Release $release) {
    Write-Host "$productNameWithVersion or later is already installed."
    return
}

$originalFileName = Split-Path -Leaf -Path ([uri]$url).LocalPath
$downloadFilePath = Get-DefaultChocolateyLocalFilePath -OriginalFileName $originalFileName
$downloadArguments = @{
    packageName = $packageName
    fileFullPath = $downloadFilePath
    url = $url
    checksum = $checksum
    checksumType = $checksumType
    url64 = $url
    checksum64 = $checksum
    checksumType64 = $checksumType
}

Get-ChocolateyWebFile @downloadArguments | Out-Null

$safeLogPath = Get-SafeLogPath
$installerExeArguments = @{
    packageName = $packageName
    file = $downloadFilePath
    silentArgs = ('/Quiet /NoRestart /Log "{0}\{1}_{2}_{3:yyyyMMddHHmmss}.log"' -f $safeLogPath, $packageName, $version, (Get-Date))
    validExitCodes = @(
        0, # success
        3010 # success, restart required
    )
}

Invoke-CommandWithTempPath -TempPath $safeLogPath -ScriptBlock { Install-ChocolateyInstallPackage @installerExeArguments }

if ($Env:ChocolateyExitCode -eq '3010')
{
    Write-Warning "A restart is required to finalize $productNameWithVersion installation."
}
else
{
    if ($Env:ChocolateyExitCode -eq $null)
    { 
        Write-Host "A restart may be required to finalize $productNameWithVersion installation."
    }
}

$scriptDirectory = Split-Path -Parent -Path $MyInvocation.MyCommand.Definition

function Get-SafeLogPath
{
    $logPath = $Env:TEMP
    if ($logPath -like '\\*')
    {
        # .NET installer does not like logging to a network share (https://github.com/jberezanski/ChocolateyPackages/issues/15)
        $candidates = @("$Env:LOCALAPPDATA\Temp\chocolatey", "$Env:LOCALAPPDATA\Temp", "$Env:USERPROFILE\AppData\Local\Temp\chocolatey", "$Env:USERPROFILE\AppData\Local\Temp", "$Env:SystemRoot\TEMP", $scriptDirectory)
        foreach ($candidate in $candidates)
        {
            if ((Test-Path -Path $candidate) -and $candidate -notlike '\\*')
            {
                Write-Verbose "Using '$candidate' as log path because `$Env:TEMP points to a network share, which may cause the installation to fail"
                $logPath = $candidate
                break
            }
        }
    }

    return $logPath
}

function Test-Installed($Release)
{
    $props = Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full' -Name Release -ErrorAction SilentlyContinue
    return $props -ne $null -and $props.Release -ge $Release
}

function Get-DefaultChocolateyLocalFilePath
{
    [CmdletBinding()]
    Param
    (
        [Parameter(Mandatory = $true)] [string] $OriginalFileName
    )

    # adapted from Install-ChocolateyPackage 0.10.8
    $chocTempDir = $env:TEMP
    $tempDir = Join-Path $chocTempDir "$($env:chocolateyPackageName)"
    if ($env:chocolateyPackageVersion -ne $null) { $tempDir = Join-Path $tempDir "$($env:chocolateyPackageVersion)"; }
    $tempDir = $tempDir -replace '\\chocolatey\\chocolatey\\', '\chocolatey\'
    if (![System.IO.Directory]::Exists($tempDir)) { [System.IO.Directory]::CreateDirectory($tempDir) | Out-Null }
    $downloadFilePath = Join-Path $tempDir $OriginalFileName
    Write-Debug "Local file path: $downloadFilePath"
    return $downloadFilePath
}

function Invoke-CommandWithTempPath
{
    [CmdletBinding()]
    Param
    (
        [Parameter(Mandatory = $true)] [string] $TempPath,
        [Parameter(Mandatory = $true)] [scriptblock] $ScriptBlock
    )

    $oldTemp = $Env:TEMP
    if ($Env:TEMP -ne $TempPath)
    {
        Write-Debug "Changing `$Env:TEMP from '$oldTemp' to '$TempPath'"
        $Env:TEMP = $TempPath
    }

    try
    {
        & $ScriptBlock
    }
    finally
    {
        if ($Env:TEMP -ne $oldTemp)
        {
            Write-Debug "Changing `$Env:TEMP back to '$oldTemp'"
            $Env:TEMP = $oldTemp
        }
    }
}