Squirrel.Windows Powershell Releasify script

Deploy-SquirrelApp.ps1

<#
.Synopsis
 Packs and deploys a Squirrel.Windows app
.DESCRIPTION
 Nuget Pack and Squirrel.Windows Releasify. The parameters taken will then run the --signWithParams flag which signs your executables with the given certificate.
.EXAMPLE
 Deploy-SquirrelApp -NuSpec C:\Temp\MyApp.nuspec -OutputDir .\bin\Release\ -ReleaseDir C:\Network\Folder\ -CertificatePath .\Certificate.pfx
#>
function Deploy-SquirrelApp {
  [CmdletBinding()]
  [Alias()]
  [OutputType([int])]
  Param
  (
    # Location of the NuGet .NUSPEC file
    [Parameter(Mandatory = $true)]
    [ValidateScript({Test-Path $_ -PathType 'Leaf'})]
    [string]
    $NuSpec,
    # Build path
    [Parameter(Mandatory = $true)]
    [ValidateScript({Test-Path $_ -PathType 'Container'})]
    [string]
    $OutputDir,
    # Release path
    [Parameter(Mandatory = $true)]
    [ValidateScript({Test-Path $_ -PathType 'Container'})]
    [string]
    $ReleaseDir,
    # The certificate file location
    [Parameter(Mandatory = $true)]
    [ValidateScript({Test-Path $_ -PathType 'Leaf'})]
    [string]
    $CertificatePath,
    # The certificate password
    [Parameter(Mandatory = $true, ValueFromPipelineByPropertyName = $true)]
    [Security.SecureString]
    ${Type your secret password}
  )

  Process {
    # Get the typed password as plain text
    $SecretPassword = ${Type your secret password}
    $marshal = [Runtime.InteropServices.Marshal]
    $PlainTextPassword = $marshal::PtrToStringAuto( $marshal::SecureStringToBSTR($SecretPassword) )

    # Read the NuSpec file (likely passed in via parameter)
    [xml]$SpecData = Get-Content $NuSpec

    # Find the last NUPKG and pull out the version number
    $PackagePath = Join-Path $OutputDir "*.nupkg" | Get-ChildItem | Select-Object -Last 1
    $VersionArray = $PackagePath.Name.Split(".") | Select-Object -Skip 1 -First 3
    $Version = $VersionArray -join '.'

    # Command 1: Nuget pack
    & nuget pack $NuSpec -Version $Version -Properties Configuration=Release -OutputDirectory $OutputDir -BasePath $OutputDir | Out-Null

    # Command 2: Squirrel releasify
    $nugetPath = Join-Path $env:USERPROFILE ".nuget\packages"
    $squirrelPath = Join-Path $nugetPath "squirrel.windows\*\tools\Squirrel.exe" | Convert-Path | Select-Object -Last 1
    & $squirrelPath --releasify $PackagePath --releaseDir $ReleaseDir --signWithParams "/a /fd sha256 /tr http://timestamp.digicert.com /td sha256 /f $CertificatePath /p '$PlainTextPassword'" | Out-Null

    # Fin
    Write-Output @"
    -----------------------------------------
      ______ _       _     _              _ 
     |  ____(_)     (_)   | |            | |
     | |__   _ _ __  _ ___| |__   ___  __| |
     |  __| | | '_ \| / __| '_ \ / _ \/ _` |
     | |    | | | | | \__ \ | | |  __/ (_| |
     |_|    |_|_| |_|_|___/_| |_|\___|\__,_|

"@
  }
}