param(
    [Parameter(Mandatory=$true)]
    [string]$url,
    [Parameter(Mandatory=$true)]
    [string]$filePath
)

function Write-File($msg)
{
    ($msg) | Out-File "log-restore.txt" -Append
}

function Write-Info($msg)
{
    Write-Host $msg -foregroundcolor green
    Write-File $msg
}

function Write-Warn($msg)
{
    Write-Host $msg -foregroundcolor yellow
    Write-File $msg
}

function Add-Users-To-Group($web, $group, $usersStr)
{
    if ([System.String]::IsNullOrEmpty($usersStr))
    {
        return
    }
    
    Write-Info ("Add users to group " + $group.Name)
    
    $users = $usersStr.Split(";")
    foreach ($u in $users)
    {
        if ([System.String]::IsNullOrEmpty($u))
        {
            continue
        }
        
        $user = $web.EnsureUser($u)
        Write-Info ("  " + $user.LoginName)
        $group.AddUser($user)
    }
}

function Check-Web($web, $lines)
{
    $url = $web.Url
    
    Write-Info ("Check users for " + $url)
    $idx = -1
    $i = 0
    foreach ($line in $lines)
    {
        if ($line.ToLower() -eq $url.ToLower())
        {
            $idx = $i
            break
        }
        $i = $i + 1
    }
    
    if ($idx -lt 0)
    {
        Write-Warn ("PMC url not found")
        return
    }
    
    $groupHowzee = $lines[$idx + 1]
    Write-Info ("Howzee: " + $groupHowzee)
    
    foreach ($g in $web.Groups)
    {
        if ($g.Name -eq "Howzee")
        {
            Add-Users-To-Group $web $g $groupHowzee
        }
    }
}

$lines = [System.IO.File]::ReadAllLines($filePath)
$wa = Get-SPWebApplication $url
foreach ($site in $wa.Sites)
{
    Check-Web $site.RootWeb $lines
}
#$site = Get-SPSite $url
#Check-Web $site.RootWeb $lines