# Name: ResetWebApplicationRightsMaskToFullControlResetWebApplicationRightsMaskToFullMask.ps1
# Purpose: Reverts the rightsmask property on a web application to full mask (the original non-modified value)
param
( 
	[string]$webAppUrl = $(read-host "Specify a URL for the web application to update")
)
try
{
	if([string]::IsNullOrEmpty($webAppUrl)) {throw "Cannot proceed without valid web application url"}
	$wa = get-spwebapplication $webAppUrl
	if($wa -eq $null)	{throw ("Cannot locate web application at url: " + $webAppUrl)}
	$wa.RightsMask = [Microsoft.SharePoint.SPBasePermissions]::FullMask
	$wa.Update()
	Write-Host "Web application $webAppUrl rights mask updated to: " $wa.RightsMask " (" $wa.RightsMask.value__ ")"
}
catch
{
	Write-Host -f Red "Error $_"
	exit 9999
}