param(
	[string]$WebApplicationUrl = "http://fdi-sp2013-1",
    $featureId = "6cfcd848-1f9f-4bf0-ac99-c6f2df0fc3fc"
)

##########################################################################
#						         DECLARATIONS
##########################################################################

#Retourne le chemin 
function Get-ScriptDirectory
{
	$Invocation = (Get-Variable MyInvocation -Scope 1).Value
	Split-Path $Invocation.MyCommand.Path
}

Add-PSSnapin Microsoft.SharePoint.PowerShell -ErrorAction SilentlyContinue
Get-ScriptDirectory | Push-Location
. .\Utils.ps1

$logFileName = "{0}updateFeature.log" -f (Get-Date -Format "yyyyMMdd_HHmm");
$logFilePath = "$($currentFolder)\Logs\UpgradeFeaturePublishing$($logFileName)"

EnsureLogDirectory $logFilePath

##########################################################################
#									MAIN
##########################################################################
$currentUrl = "";
try{
	if ($WebApplicationUrl -eq ""){
		$WebApplicationUrl = AskForWebApplicationUrl
	}
	$webApp=Get-SPWebApplication $WebApplicationUrl
	$webApp.Sites|Foreach-Object{	
		$spSite=$_ 
		WriteInfo "Site: $($spSite.Url)" 		
		$site=Get-SPSite $spSite.Url
		if($site -ne $null)
		{
			$feature=Get-SPFeature $featureId
			if($feature -ne $null){
				$featuresForUpgrade = Get-SPSite $spSite.Url | %{$_.QueryFeatures($feature.Id)}
				if($featuresForUpgrade -ne $null){
					WriteInfo "Old Version..."
					$featuresForUpgrade.Version
					$featuresForUpgrade.Upgrade($false)
					WriteInfo "New Version..."
					$featuresForUpgrade.Version					
				}
			}
		}
	}
Write-Host -NoNewLine 'Press any key to close...';
$null = $Host.UI.RawUI.ReadKey('NoEcho,IncludeKeyDown');
}catch{
	Write-Error -Message $_.Exception.Message
    Write-Host -NoNewLine 'Press any key to close...';
    $null = $Host.UI.RawUI.ReadKey('NoEcho,IncludeKeyDown');
}finally{
	Pop-Location
}