PSWindowsAdminCenter

1.2.0.0

Public/Uninstall-WacExtension.ps1

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 <#
 
#>
Function Uninstall-WacExtension
{
    [CmdletBinding(SupportsShouldProcess, ConfirmImpact='High')]
    param
    (
        [Parameter(Mandatory = $true)]
        [String]
        $GatewayEndpoint,

        [Parameter(Mandatory = $true)]
        [String]
        $ExtensionId,

        [Parameter()]
        [String]
        $Version,

        [Parameter()]
        [PSCredential]
        $Credential
    )

    if ($PSCmdlet.ShouldProcess("Uninstall WAC extension ${extensionId}?"))
    {
        # Check if extension is in the installed list
        Write-Verbose -Message 'Getting installed WAC extensions ...'
        $extension = Get-WacExtension -GatewayEndpoint $GatewayEndpoint -Status Installed -ExtensionId $ExtensionId | Select-Object id, @{l='version';e={[System.Version]$_.version}} | Sort-Object -Property Version

        if ($extension)
        {
            #If version is specified check if it exists in the installed extension list
            if ($Version)
            {
                if ($extension.version -contains $Version)
                {
                    $extensionVersion = $Version
                }
                else
                {
                    throw "${extensionId} with specified version ${version} is not installed"
                }
            }
            else
            {
                #if version is not specified, get the most recent version from the available list
                $extensionVersion = $extension[0].version.toString()
            }

            $params = @{
                GatewayEndpoint = $GatewayEndpoint
                APIEndpoint = "/api/extensions/$($extensionId)/versions/$($extensionVersion)/uninstall"
                Method = 'Post'
            }

            if ($Credential)
            {
                $params.Add('Credential',$Credential)
            }

            Write-Verbose -Message 'Generating request parameters ...'
            $requestParameters = Get-RequestParameter @params

            Write-Verbose -Message 'Invoking uninstall WAC extension api ...'
            $response = Invoke-WebRequest @requestParameters

            if ($response.StatusCode -eq 200)
            {
                $getParams = @{
                    GatewayEndpoint = $GatewayEndpoint
                    extensionId = $ExtensionId
                    Status = 'Available'
                }

                if ($Credential)
                {
                    $getParams.Add('Credential', $Credential)
                }

                return (Get-WacExtension @getParams)
            }
            else
            {
                throw 'Error invoking install WAC extension api ...'
            }
        }
        else
        {
            throw ("{0} is not installed" -f $ExtensionId)
        }
    }   
}