dmexs

class ClientsController
  include OrderingHelpers
  
  def index
    # order_by sanitation should work fine here, with sanitation to created_by if invalid
    @clients = Clients.order(sanitized_ordering).where(user_id: current_user.id)
    
    # trying to order_by sales.date for example will fail here even if it's valid if the current controller is not ClientController
    @clients = Clients.joins(:sales).order(sanitized_ordering.where(user_id: current_user.id)