PowerShell Screept For Enable Nintex Workflow Feature on all Site Collections and it’s all Sub sites

Add-PsSnapin Microsoft.SharePoint.PowerShell

## SharePoint DLL

[void][System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SharePoint")

$webApplicationURL = "http://WebApplicationURL"

$featureFolderName = "NintexWorkflowWeb"

$webApp = Get-SPWebApplication $webApplicationURL

if($webApp -ne $null)

{

foreach($siteColl in $webApp.Sites)

{

   foreach($subWeb in $siteColl.AllWebs)

   {

 

  $FeatureID = Get-SPFeature -Web $subWeb.Url | Where {$_.DisplayName -eq $featureFolderName}

  if (Get-SPFeature -Web $subWeb.Url | Where {$_.ID -eq $FeatureID.Id})

      {

       Write-Host $featureFolderName "is already activated at :" $subWeb.Url

    #$subWeb.url | Out-File -FilePath F:\AlreadyActivatedSites.txt -Append

      }

   else

      {

       Enable-SPFeature -Identity $featureFolderName -Confirm:$false -Url $subWeb.url

       Write-Host $featureFolderName "has been activated at :" $subWeb.url

    #$subWeb.url | Out-File -FilePath F:\ActivatedSites.txt -Append

      }    

     $subWeb.Dispose()

    }

  

 }

   $siteColl.Dispose()

}

else

{

Echo $webApplicationURL "does not exist, check the WebApplication name"

}

Remove-PsSnapin Microsoft.SharePoint.PowerShell

Echo Finish

Option Second:

Enable the Nintex Workflow Feature on all Sub sites

$web = get-spweb http://WebApplicationURL                                       
function EnableNintexWorkflowSiteFeature( $w )
{
$ws = $w.Webs;
foreach( $subweb in $ws)
{
EnableNintexWorkflowSiteFeature($subweb)
}
echo 'Enabling Nintex Workflow on site : ' $w.Url
Enable-SPFeature NintexWorkflowWeb -url $w.Url
}
echo 'Enabling Nintex Workflow on site : ' + $web.Url

EnableNintexWorkflowSiteFeature $web