## Model user

  def fulllogin

    @lastrole = Role.find(self.permissions.last.role_id)

    @lastrole.prefix + h(self.login.capitalize) + @lastrole.sufix

  end

## Model permissions

# t.integer :role_id, :user_id,

class Permission < ActiveRecord::Base

  belongs_to :user

  belongs_to :role

end

## Model role

# t.string :rolename

class Role < ActiveRecord::Base

  has_many :permissions

  has_many :users, :through => :permissions



  def fullrolename

     prefix + rolename + sufix

  end

end