Simple Rank Grabbing (Garry's Mod)

HatsChat.GetPlayerRank = function(ply)
  return string.lower((exsto and ply.GetRank and ply:GetRank()) or --Exsto
    (ply.EV_GetRank and ply:EV_GetRank()) or --Evolve
    (ply.GetUserGroup and ply:GetUserGroup()) or --ULX
    "" --Failed
  )
end