File_lock.ps1

Param(
  [Parameter(Mandatory=$true)]
  [string]$FileOwner,
  [string]$Unlock 
)
$Shares = Get-WmiObject -Class win32_share -filter "type=0 and not name like 'PRINT$' and not name like 'SYSVOL' and not name like 'NETLOGON'"
if ($Unlock) {
    ForEach ($Share in $Shares) {
        UnBlock-SmbShareAccess -Name $Share.Name -AccountName $FileOwner -force
    }
}
else {
    ForEach ($Share in $Shares) {
        Block-SmbShareAccess -Name $Share.Name -AccountName $FileOwner -force
    }
    $SMBsession = get-smbsession | where {$_.ClientUserName -like "*$FileOwner*"}
    ForEach ($Session in $SMBsession) {
        Close-smbsession -SessionId $Session.SessionId -force
    }
}