SharePoint Feature Activation

FeatureActivation.ps1

$LogTime = Get-Date -Format yyyy-MM-dd_hh-mm
$LogFile = ".\FeatureActivation-$LogTime.rtf"


cls


##================================================================================================
## Description	: Feature Activation Demo - 
## Author		: Sathish Nadarajan
## Date			: 23-Dec-2014
##================================================================================================


 
$Host.UI.RawUI.WindowTitle = "-- Feature Activation Demo --"

$StartDate = Get-Date
Write-Host -ForegroundColor White "------------------------------------"
Write-Host -ForegroundColor White "| Feature Activation Demo |"
Write-Host -ForegroundColor White "| Started on: $StartDate |"
Write-Host -ForegroundColor White "------------------------------------"



#start-transcript $logfile

$ErrorActionPreference = "Stop"

 
########################################################### Set the Exxecution Path #########################################

$scriptBase = split-path $SCRIPT:MyInvocation.MyCommand.Path -parent
Set-Location $scriptBase


function AddPowerShellSnapin()
{
    try
    {
        Write-Host "Adding PowerShell Snap-in" -ForegroundColor Green
        # Try to get the PowerShell Snappin.  If not, then adding the PowerShell snappin on the Catch Block
        Get-PSSnapin "Microsoft.SharePoint.PowerShell" 
    }
    catch
    {
        if($Error[0].Exception.Message.Contains("No Windows PowerShell snap-ins matching the pattern 'Microsoft.SharePoint.PowerShell' were found"))
        {
            Add-PSSnapin "Microsoft.SharePoint.PowerShell"
        }
    }
    Write-Host "Finished Adding PowerShell Snap-in" -ForegroundColor Green
}

function ActivateFeatureInSiteCollectionScope($DisplayName, $siteurl)
{
    Write-Host "Activating Feature :- " $DisplayName " -: In Site Collection " $siteurl
    $TempCount = (Get-SPSite  $siteurl | %{ Get-SPFeature -Site $_ } | Where-Object {$_.DisplayName -eq $DisplayName} ).Count
    if($TempCount -eq 0)
    {
        # if not, Enable the Feature.
        Get-SPFeature  $DisplayName | Enable-SPFeature -Url  $siteurl 
    }            
    else
    {
        # If already Activated, then De-Activate and Activate Again.
        Disable-SPFeature $DisplayName -Url $siteurl  –Confirm:$false
        Get-SPFeature  $DisplayName | Enable-SPFeature -Url  $siteurl 
    }
}

function ActivateFeatureInWebApplicationScope($DisplayName, $webApplicationUrl)
{
        
    Write-Host "Activating Feature :- " $DisplayName " -: In Web Application " $webApplicationUrl
    $TempCount = (Get-SPWebApplication $webApplicationUrl | %{ Get-SPFeature -WebApplication $_ } | Where-Object {$_.DisplayName -eq $DisplayName} ).Count
    if($TempCount -eq 0)
    {
        # if not, Enable the Feature.
        Get-SPFeature  $DisplayName | Enable-SPFeature -Url $webApplicationUrl 
    }            
    else
    {
        # If already Activated, then De-Activate and Activate Again.
        Disable-SPFeature $DisplayName -Url $webApplicationUrl  –Confirm:$false
        Get-SPFeature  $DisplayName | Enable-SPFeature -Url  $webApplicationUrl 
    }
}

function ActivateFeatureInWebScope($DisplayName, $webUrl)
{
    Write-Host "Activating Feature :- " $DisplayName " -: In Sub Site " $webUrl
    $TempCount = (Get-SPWeb  $webUrl | %{ Get-SPFeature -Web $_ } | Where-Object {$_.DisplayName -eq $DisplayName} ).Count
    if($TempCount -eq 0)
    {
        # if not, Enable the Feature.
        Get-SPFeature  $DisplayName | Enable-SPFeature -Url  $webUrl 
    }            
    else
    {
        # If already Activated, then De-Activate and Activate Again.
        Disable-SPFeature $DisplayName -Url $webUrl  –Confirm:$false
        Get-SPFeature  $DisplayName | Enable-SPFeature -Url  $webUrl 
    }
}

try
{
   
    AddPowerShellSnapin
    

    $FeatureActivationDetailsCSV = $scriptBase + "\" + "FeatureActivationDetails.csv"

    import-csv $FeatureActivationDetailsCSV | where {
        if($_.Scope -eq "Site")
        {
            ActivateFeatureInSiteCollectionScope $_.FeatureDisplayName $_.SiteCollectionURL
        }
        elseif($_.Scope -eq "WebApplication")
        {
            ActivateFeatureInWebApplicationScope $_.FeatureDisplayName $_.WebApplicationURL
        }
        elseif($_.Scope -eq "Web")
        {
            ActivateFeatureInWebScope $_.FeatureDisplayName $_.WebURL
        }
    }

    Write-Host "Script Execution Completed Successfully" -ForegroundColor Green 
}
catch
{
    Write-Host "Custom Exception Happened on Main : " + $Error[0].Exception.Message -ForegroundColor Red  
}



 #Stop-Transcript